1 2008-12-21 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
4 (alpha_reorg): Call alpha_pad_noreturn.
6 2008-12-21 Denis Chertykov <denisc@overta.ru>
8 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
10 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
13 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
14 if readelf is nowhere to be found.
15 * configure: Regenerate.
17 2008-12-19 Andrew Haley <aph@redhat.com>
19 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
22 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
25 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
26 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
28 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
31 * arm.c (load_multiple_sequence): Initialize ORDER array.
32 (store_multiple_sequence): Likewise.
33 (output_move_double): Make reg0 unsigned.
34 (arm_output_epilogue): Make amount unsigned.
35 (arm_expand_prologue): Move declaration of dwarf before block
38 2008-12-19 Steve Ellcey <sje@cup.hp.com>
40 * df-scan.c ( df_hard_reg_init): Move declaration of i.
42 2008-12-19 Jakub Jelinek <jakub@redhat.com>
45 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
46 use rs6000/x-linux-relax snippet if ld is new enough,
47 otherwise use rs6000/x-linux-O1.
48 * config/rs6000/x-linux-relax: New file.
49 * config/x-cflags-O1: New file.
51 2008-12-18 Joseph Myers <joseph@codesourcery.com>
53 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
54 choice of e500 comparison instructions on flag_finite_math_only &&
55 !flag_trapping_math, not flag_unsafe_math_optimizations.
56 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
57 instructions on flag_finite_math_only && !flag_trapping_math, not
58 flag_unsafe_math_optimizations.
59 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
60 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
61 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
62 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
63 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
64 Condition choice of comparison instructions on
65 flag_finite_math_only && !flag_trapping_math, not
66 flag_unsafe_math_optimizations.
68 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
70 * configure: Regenerate.
72 2008-12-18 Jan Hubicka <jh@suse.cz>
73 Kai Tietz <kai.tietz@onevision.com>
75 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
76 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
77 df_invalidated_by_call to invalidated_by_call_regset.
78 * df.h (df_invalidated_by_call): Remove.
79 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack): New
81 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
82 (globalize_reg): Likewise.
83 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
84 df_byte_lr_alloc): Rename df_invalidated_by_call to
85 invalidated_by_call_regset.
86 * basic-block.h (regs_invalidated_by_call_regset): Declare.
88 2008-12-18 Jan Hubicka <jh@suse.cz>
89 Kai Tietz <kai.tietz@onevision.com>
91 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
93 2008-12-18 Jan Hubicka <jh@suse.cz>
94 Kai Tietz <kai.tietz@onevision.com>
96 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current function
98 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
99 do not try to modify call used regs.
100 (ix86_maybe_switch_abi): New function.
101 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
103 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
105 PR rtl-optimization/37922
106 * dse.c (bb_info): Added regs_live field.
107 (look_for_hardregs): New function.
108 (replace_read): Added regs_live parameter and code to check that
109 shift sequence does not clobber live hardregs.
110 (check_mem_read_rtx): Added parameter to replace_read.
111 (dse_step1): Added regs_live bitmap and initialize it.
112 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
114 * df-problems.c Renamed to
115 df_simulate_initialize_backwards.
116 (df_simulate_one_insn): Renamed to
117 df_simulate_one_insn_backwards.
118 (df_simulate_artificial_refs_at_top): Renamed to
119 df_simulate_finalize_backwards.
120 (df_simulate_initialized_forwards,
121 df_simulate_one_insn_forwards,
122 df_simulate_finalize_backwards): New functions.
123 * df.h (df_simulate_artificial_refs_at_end): Renamed to
124 df_simulate_initialize_backwards.
125 (df_simulate_one_insn): Renamed to
126 df_simulate_one_insn_backwards.
127 (df_simulate_artificial_refs_at_top): Renamed to
128 df_simulate_finalize_backwards.
129 (df_simulate_initialized_forwards,
130 df_simulate_one_insn_forwards,
131 df_simulate_finalize_backwards): New functions.
132 * ra-conflict.c (global_conflicts): Renamed
133 df_simulate_artificial_refs_at_end to
134 df_simulate_initialize_backwards.
135 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
136 df_simulate_one_insn_backwards.
137 * ifcvt.c (dead_or_predicable): Renamed
138 df_simulate_artificial_refs_at_end to
139 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
140 df_simulate_one_insn_backwards.
141 * recog.c (peephole2_optimize): Ditto.
142 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
144 2008-12-18 Jakub Jelinek <jakub@redhat.com>
147 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
148 (rewrite_expr_tree): Add moved argument, move stmts together if
149 needed. Call remove_visited_stmt_chain.
150 (linearize_expr_tree): Don't move stmts here.
151 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
152 Adjust rewrite_expr_tree caller.
155 * tree-ssa.c (useless_type_conversion_p_1): Return
156 false if inner_type is incomplete and outer_type is complete.
158 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
160 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
161 dependences and the configure options.
162 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
163 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
165 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
168 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
169 only if REG_PARM_STACK_SPACE is defined.
171 2008-12-17 Jan Hubicka <jh@suse.cz>
172 Kai Tietz <kai.tietz@onevision.com>
174 * calls.c (expand_call): Do not sibcall if
175 outgoing_reg_parm_stack_space does not match.
177 2008-12-16 Anatoly Sokolov <aesok@post.ru>
179 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
180 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
182 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
183 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
185 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
188 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
191 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
193 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
195 * configure: Regenerate.
197 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
200 * arm.c (arm_legitimate_index): Only accept addresses that are in
202 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
203 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
205 (extendqisi2): Likewise.
206 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
207 predicate for operand1.
209 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
211 * config/mips/mips.c (mips_output_conditional_branch): Assert that
212 openrands[1] is a CODE_LABEL.
214 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
216 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
217 the result of mips_prepare_builtin_target.
219 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
221 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
222 if TARGET_ABICALLS is true.
224 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
226 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
227 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
229 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
231 * config/picochip/picochip.c (picochip_override_options): Disable CFI
232 asm and change the signature of brev and byteSwap functions to use
234 * config/picochip/picochip.md (commsTestPort): This is a complex
235 instruction and should not be vliwed. Dont set insn type.
237 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
238 * config/s390/s390.c (s390_swap_cmp): New function.
239 (s390_non_addr_reg_read_p): New function.
240 (s390_z10_optimize_cmp): New function.
241 (s390_reorg): Added call to s390_optimize_cmp.
242 * config/s390/s390.md (nop1): New insn.
244 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
247 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
248 for the milli.a library.
250 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
251 Peter Bergner <bergner@vnet.ibm.com>
254 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
255 TOC into the call pattern.
256 (call_indirect_aix64): Likewise.
257 (call_value_indirect_aix32): Likewise.
258 (call_value_indirect_aix64): Likewise.
259 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
260 to split off the load of the TOC.
261 (call_indirect_nonlocal_aix32): Enable only after reload.
262 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
263 to split off the load of the TOC.
264 (call_indirect_nonlocal_aix64): Enable only after reload.
265 (call_value_indirect_nonlocal_aix32_internal): New insn and split
266 patterns to split off the load of the TOC.
267 (call_value_indirect_nonlocal_aix32): Enable only after reload.
268 (call_value_indirect_nonlocal_aix64_internal): New insn and split
269 patterns to split off the load of the TOC.
270 (call_value_indirect_nonlocal_aix64): Enable only after reload.
272 2008-12-12 Andreas Schwab <schwab@suse.de>
275 2008-12-12 Andreas Schwab <schwab@suse.de>
276 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
279 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
281 PR tree-optimization/32044
282 * tree-scalar-evolution.h (expression_expensive_p): Declare.
283 * tree-scalar-evolution.c (expression_expensive_p): New function.
284 (scev_const_prop): Avoid introducing expensive expressions.
285 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
287 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
290 * graphite.c (nb_reductions_in_loop): Use simple_iv.
292 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
294 * config/i386/x86intrin.h: New header file to support all x86
296 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
298 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
301 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
304 2008-12-12 Andreas Schwab <schwab@suse.de>
306 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
309 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
311 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
312 Use Pmode for scratch reg.
313 (*mb_internal): Use (match_dup 0) for unspec operand.
315 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
317 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
318 floor_log2 of zero. Negate widened zero.
320 2008-12-12 Ben Elliston <bje@au.ibm.com>
322 * config/fp-bit.c (nan): Rename from this ...
323 (makenan): ... to this.
325 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
327 * config/mips/mips.md (*branch_bit<bbv><mode>,
328 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
329 label becomes operands[1].
331 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
333 PR tree-optimization/38446
334 * graphite.c (register_bb_in_sese): New.
335 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
336 looking at the bbs in the region.
337 * graphite.h (sese): Add region_basic_blocks pointer set to
338 structure and initialize at the time of defining new scop.
340 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
342 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
343 (find_params_in_bb): Do not free data refs.
344 (free_graphite_bb): Add FIXME on disabled free_data_refs.
346 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
348 * graphite.c (struct ivtype_map_elt): New.
349 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
350 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
351 gcc_type_for_cloog_iv): New.
352 (loop_iv_stack_patch_for_consts): Use the type of the induction
353 variable from the original loop, except for the automatically
354 generated loops, i.e., in the case of a strip-mined loop, in
355 which case there is no original loop: in that case just use
357 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
358 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
359 (clast_name_to_gcc): Accept params to be NULL.
360 (clast_to_gcc_expression): Take an extra parameter for the type.
361 Convert to that type all the expressions built by this function.
362 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
363 (graphite_translate_clast_equation): Compute the type of the
364 clast_equation before translating its LHS and RHS.
365 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
366 (graphite_create_new_loop): Compute the type of the induction
367 variable before translating the lower and upper bounds and before
368 creating the induction variable.
369 (rename_variables_from_edge, rename_phis_end_scop): New.
370 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
371 (sese_add_exit_phis_edge): Do not use integer_zero_node.
372 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
373 compute_cloog_iv_types): New.
374 (gloog): Call compute_cloog_iv_types before starting the
375 translation of the clast.
377 * graphite.h (struct graphite_bb): New field cloog_iv_types.
378 (GBB_CLOOG_IV_TYPES): New.
379 (debug_ivtype_map): Declared.
380 (oldiv_for_loop): New.
382 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
385 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
386 (param_index): Assert if parameter is not know after parameter
388 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
389 (find_scop_parameters): Mark, that we have finished parameter
391 (graphite_transform_loops): Move condition detection before parameter
393 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
395 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
398 * emutls.c (__emutls_get_address): Make sure offset is really zero
399 before initializing the object's offset.
401 2008-12-11 Jakub Jelinek <jakub@redhat.com>
404 * gimplify.c (gimplify_init_constructor): Don't force constructor
405 into memory if there is just one nonzero element.
407 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
409 Fix testsuite/gfortran.dg/graphite/id-4.f90.
410 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
413 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
415 * graphite.c (build_scops_1): Initialize open_scop.exit
418 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
419 Jan Sjodin <jan.sjodin@amd.com>
420 Harsha Jagasia <harsha.jagasia@amd.com>
432 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
433 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
435 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
436 * Makefile.in (graphite.o): Depend on value-prof.h.
437 (graphite.o-warn): Removed -Wno-error.
438 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
439 to be a NULL pointer. Call update_stmt. Return the newly created
440 cannonical induction variable.
442 * graphite.h (debug_rename_map): Declared. Fix some comments.
444 * graphite.c: Reimplement the code generation from graphite to gimple.
445 Include value-prof.h.
446 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
447 (get_old_iv_from_ssa_name): Removed.
448 (graphite_stmt_p): New.
449 (new_graphite_bb): Test for useful statements before building a
450 graphite statement for the basic block.
451 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
452 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
453 (recompute_all_dominators, graphite_verify,
454 nb_reductions_in_loop, graphite_loop_normal_form): New.
455 (scop_record_loop): Call graphite_loop_normal_form.
456 (build_scop_loop_nests): Iterate over all the blocks of the
457 function instead of relying on the incomplete information from
458 SCOP_BBS. Return the success of the operation.
459 (find_params_in_bb): Use the data from GBB_DATA_REFS.
460 (add_bb_domains): Removed.
461 (build_loop_iteration_domains): Don't call add_bb_domains.
462 Add the iteration domain only to the basic blocks that have been
463 translated to graphite.
464 (build_scop_conditions_1): Add constraints only if the basic
465 block have been translated to graphite.
466 (build_scop_data_accesses): Completely disabled until data
467 dependence is correctly implemented.
468 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
469 (remove_all_edges_1, remove_all_edges): Removed.
470 (get_new_name_from_old_name): New.
471 (graphite_rename_variables_in_stmt): Renamed.
472 rename_variables_in_stmt. Call get_new_name_from_old_name.
473 Use replace_exp and update_stmt.
474 (is_old_iv): Renamed is_iv.
475 (expand_scalar_variables_stmt): Extra parameter for renaming map.
476 Use replace_exp and update_stmt.
477 (expand_scalar_variables_expr): Same. Use the map to get the
478 new names for the renaming of induction variables and for the
479 renaming of variables after a basic block has been copied.
480 (expand_scalar_variables): Same.
481 (graphite_rename_variables): Renamed rename_variables.
482 (move_phi_nodes): Removed.
483 (get_false_edge_from_guard_bb): New.
484 (build_iv_mapping): Do not insert the induction variable of a
485 loop in the renaming iv map if the basic block does not belong
487 (register_old_new_names, graphite_copy_stmts_from_block,
488 copy_bb_and_scalar_dependences): New.
489 (translate_clast): Heavily reimplemented: copy basic blocks,
490 do not move them. Finally, in call cleanup_tree_cfg in gloog.
491 At each translation step call graphite_verify ensuring the
492 consistency of the SSA, loops and dominators information.
493 (collect_virtual_phis, find_vdef_for_var_in_bb,
494 find_vdef_for_var_1, find_vdef_for_var,
495 patch_phis_for_virtual_defs): Removed huge hack.
496 (mark_old_loops, remove_dead_loops, skip_phi_defs,
497 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
498 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
499 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
500 if_region_get_condition_block, if_region_set_false_region,
501 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
502 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
503 sese_add_exit_phis_edge, sese_add_exit_phis_var,
504 rewrite_into_sese_closed_ssa): New.
505 (gloog): Remove dead code. Early return if code cannot be
506 generated. Call cleanup_tree_cfg once the scop has been code
508 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
509 block loops with less than two loops.
510 (graphite_apply_transformations): Remove the call to
511 scop_remove_ignoreable_gbbs.
512 (limit_scops): When build_scop_loop_nests fails, continue on next
513 scop. Fix open_scop.entry.
514 (graphite_transform_loops): Call recompute_all_dominators: force the
515 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
516 Call initialize_original_copy_tables and free_original_copy_tables
517 to be able to copy basic blocks during code generation.
518 When build_scop_loop_nests fails, continue on next scop.
519 (value_clast): New union.
520 (clast_to_gcc_expression): Fix type cast warning.
522 2008-12-10 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/36792
525 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
528 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
530 PR tree-optimization/36792
531 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
533 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
536 * dwarf2out.c (saved_do_cfi_asm): New.
537 (dwarf2out_do_frame): Take it into account.
538 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
540 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
543 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
544 variables initialized from SRAed bit fields.
546 2008-12-10 Martin Guy <martinwguy@yahoo.it>
549 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
550 result will be in an FPU register.
552 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
556 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
557 on the associated SYMBOL_REF_DECL node, if any.
559 2008-12-09 David Daney <ddaney@caviumnetworks.com>
561 * config/mips/sync.md (sync_<optab>_12): Replace
562 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
563 (sync_old_<optab>_12): Remove third paramater to
564 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
565 with MIPS_SYNC_OLD_OP_12_AND.
566 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
567 with MIPS_SYNC_NEW_OP_12_AND.
568 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
569 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
570 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
571 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
572 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
573 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
574 MIPS_SYNC_NEW_OP_12_XOR.
575 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
576 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
577 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
578 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
579 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
580 to implement new __sync_nand semantics.
581 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
582 remove third parameter.
583 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
584 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
585 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
586 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
587 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
588 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
589 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
590 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
592 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
594 * graphite.c (graphite_transform_loops): Always call find_transform ()
595 in ENABLE_CHECKING. So we test these code paths, even if we do not
598 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
600 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
602 2008-12-09 Jakub Jelinek <jakub@redhat.com>
605 * function.h (struct function): Add always_inline_functions_inlined.
606 * ipa-inline.c (cgraph_early_inlining): Set it to true.
607 * tree-optimize.c (execute_fixup_cfg): Likewise.
608 * builtins.c (avoid_folding_inline_builtin): New function.
609 (fold_call_expr): Don't optimize always_inline builtins before
611 (fold_call_stmt): Likewise.
612 (fold_builtin_call_array): Likewise. Don't call
613 fold_builtin_varargs for BUILT_IN_MD builtins.
615 PR tree-optimization/37416
616 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
618 2008-12-09 Janis Johnson <janis187@us.ibm.com>
620 * doc/sourcebuild.texi (Test Directives): Fix formatting.
622 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
624 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
626 * doc/invoke.texi (-fira-region): Describe new option.
627 (-fira-algorithm): Change the values.
629 * ira-conflicts.c (build_conflict_bit_table,
630 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
631 (ira_build_conflicts): Use flag flag_ira_region instead of
632 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
633 base registers for allocnos crossing calls.
635 * flags.h (enum ira_algorithm): Redefine.
636 (enum ira_region): New.
637 (flag_ira_region): New.
639 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
640 instead of flag_ira_algorithm.
642 * toplev.c (flag_ira_algorithm): Change the initial value.
643 (flag_ira_region): New.
645 * ira-int.h (ira_reg_classes_intersect_p,
646 ira_reg_class_super_classes): New.
648 * ira-color.c (update_copy_costs): Use
649 ira_reg_classes_intersect_p. Use right class to find hard reg index.
650 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
651 (assign_hard_reg): Ditto. Pass additional argument to
652 update_conflict_hard_regno_costs. Do not uncoalesce for priority
654 (allocno_priorities, setup_allocno_priorities,
655 allocno_priority_compare_func): Move before color_allocnos.
656 (color_allocnos): Add priority coloring. Use flag flag_ira_region
657 instead of flag_ira_algorithm.
658 (move_spill_restore): Check classes of the same reg allocno from
660 (update_curr_costs): Use ira_reg_classes_intersect_p.
661 (ira_reassign_conflict_allocnos): Ditto.
663 * opts.c (decode_options): Always set up flag_ira. Set up
664 flag_ira_algorithm. Warn CB can not be used for architecture.
665 (common_handle_option): Modify code for -fira-algorithm. Add code
666 to process -fira-region.
668 * ira-lives.c (update_allocno_pressure_excess_length): Process
670 (set_allocno_live, clear_allocno_live, mark_reg_live,
671 mark_reg_dead, process_bb_node_lives): Ditto.
673 * ira-emit.c (ira_emit): Fix insn codes.
675 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
676 instead of flag_ira_algorithm.
677 (allocno_range_compare_func): Ignore classes for priority coloring.
678 (setup_min_max_conflict_allocno_ids): Ditto.
679 (ira_flattening): Use ira_reg_classes_intersect_p.
681 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
683 * common.opt (fira-algorithm): Modify.
686 * ira.c (setup_class_hard_regs): Initialize.
687 (setup_cover_and_important_classes): Modify code setting class
688 related info for priority coloring.
689 (setup_class_translate): Ditto.
690 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
691 (setup_reg_class_intersect_union): Rename to
692 setup_reg_class_relations. Add code for setting up new variables.
693 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
694 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
696 * ira-costs.c (common_classes): New.
697 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
698 (find_allocno_class_costs): Ditto. Use common_classes. Translate
700 (ira_costs): Allocate/deallocate common_classes.
702 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
703 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
706 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
707 smallest_mode_for_size.
709 2008-12-10 Ben Elliston <bje@au.ibm.com>
711 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
713 2008-12-09 Jan Hubicka <jh@suse.cz>
715 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
717 2008-12-09 Jakub Jelinek <jakub@redhat.com>
719 PR tree-optimization/35468
720 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
723 2008-12-09 Richard Guenther <rguenther@suse.de>
725 PR tree-optimization/38445
726 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
728 (emit_alias_warning): Adjust.
730 2008-12-09 Andrew Haley <aph@redhat.com>
732 * fixed-value.c (do_fixed_add): Add comment.
733 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
734 * builtins.c (fold_builtin_sqrt): Likewise.
736 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
739 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
741 * calls.c (nitialize_argument_information): Add fntype argument
742 and use it for calls.promote_function_args.
743 (expand_call): Pass fntype to aggregate_value_p if no fndecl
744 available and pass additional fntype to
745 initialize_argument_information.
746 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
747 to get function abi type.
748 (init_cumulative_args): Use for abi kind detection fntype, when no
751 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
753 * config/s390/s390.md (movti, movdi_64, movdi_31,
754 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
755 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
757 (Integer->BLKmode splitter): Removed.
759 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
761 * config/alpha/alpha.c (alpha_set_memflags): Process memory
762 references in full insn sequence.
764 2008-12-09 Jason Merrill <jason@redhat.com>
766 * gimplify.c (gimplify_init_constructor): Revert to using < rather
767 than <= for sparseness test.
770 * gimplify.c (gimplify_init_constructor): Don't write out a static
771 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
774 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
777 Fix testsuite/gfortran.dg/graphite/id-3.f90.
778 * graphite.c (scopdet_basic_block_info): Fix bug that found some
779 regions more than once.
781 2008-12-09 Ben Elliston <bje@au.ibm.com>
783 * emutls.c (__emutls_get_address): Prototype.
784 (__emutls_register_common): Likewise.
786 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
788 2008-12-09 Ben Elliston <bje@au.ibm.com>
790 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
792 2008-12-08 Steve Ellcey <sje@cup.hp.com>
794 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
795 (nonlocal_goto_receiver): New instruction.
797 2008-12-08 Jakub Jelinek <jakub@redhat.com>
800 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
803 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
804 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
806 2008-12-08 Richard Henderson <rth@redhat.com>
809 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
810 (SET_TYPE_MODE): New.
811 * c-decl.c (parser_xref_tag): Use it.
812 (finish_enum): Likewise.
813 * tree.c (build_pointer_type_for_mode): Likewise.
814 (build_reference_type_for_mode, build_index_type): Likewise.
815 (build_range_type, make_vector_type): Likewise.
816 (build_common_tree_nodes_2): Likewise.
817 * stor-layout.c (compute_record_mode): Likewise.
818 (finalize_type_size, layout_type, make_fract_type): Likewise.
819 (make_accum_type, initialize_sizetypes): Likewise.
820 (vector_type_mode): New.
821 * function.c (allocate_struct_function): Call
822 invoke_set_current_function_hook before querying anything else.
824 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
826 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
828 * alias.c (find_base_term): Synch LO_SUM handling with what
829 find_base_value does.
831 2008-12-08 Andrew Haley <aph@redhat.com>
832 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
834 * gimple.h (gimple_build_try): Fix declaration.
836 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
837 * fixed-value.c (do_fixed_add): Likewise.
838 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
840 2008-12-08 Jakub Jelinek <jakub@redhat.com>
843 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
844 on parallel and task contexts.
846 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
848 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
850 2008-12-07 Richard Guenther <rguenther@suse.de>
852 PR tree-optimization/38405
853 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
854 not sign-extend truth values.
856 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
858 * tree-sra.c (scalarize_use): Create another temporary with the proper
859 type for signed types in the use_all && !is_output bitfield case.
861 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
863 PR rtl-optimization/36365
864 * df-core.c (df_worklist_dataflow_overeager): Remove.
865 (df_worklist_dataflow): Don't call it, use double-queue only.
866 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
868 2008-12-06 Jakub Jelinek <jakub@redhat.com>
871 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
872 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
874 2008-12-07 Ben Elliston <bje@au.ibm.com>
876 * gthr-single.h (__gthread_once): Adjust prototype to match all
877 other gthreads models.
879 2008-12-06 Jakub Jelinek <jakub@redhat.com>
881 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
882 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
885 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
886 operands to mult_type if it isn't narrower than op0's type.
888 2008-12-06 Jan Hubicka <jh@suse.cz>
889 Jakub Jelinek <jakub@redhat.com>
891 PR tree-optimization/38074
892 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
894 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
895 in both dirrection for first match heuristics.
896 (tree_bb_level_predictions): Disable noreturn heuristic when there
897 is no returning path.
899 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
901 PR rtl-optimization/38272
902 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
905 2008-12-05 Jakub Jelinek <jakub@redhat.com>
908 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
909 (pp_c_expression): Likewise.
911 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
914 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
916 2008-12-05 Jakub Jelinek <jakub@redhat.com>
919 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
920 arguments to HOST_WIDE_INT. If type has different signedness
921 than unsignedp or different precision from bitsize, create
922 the right type for BIT_FIELD_REF and cast to type.
923 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
926 2008-03-05 Richard Guenther <rguenther@suse.de>
928 * fold-const.c (fold_truthop): Remove code generating
929 BIT_FIELD_REFs of structure bases.
930 (fold_binary): Likewise.
931 (make_bit_field_ref): Remove.
932 (optimize_bit_field_compare): Remove.
933 (all_ones_mask_p): Remove.
935 2008-12-05 Jakub Jelinek <jakub@redhat.com>
937 * tree-sra.c (sra_explode_bitfield_assignment): Always
938 call unsigned_type_for, if the precision is higher than
939 needed, call build_nonstandard_integer_type.
942 * function.c (assign_parm_find_stack_rtl): If promoted_mode
943 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
947 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
948 only if internal_arg_pointer is a non-virtual pseudo.
950 2008-12-05 Joseph Myers <joseph@codesourcery.com>
952 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
953 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
954 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
956 2008-12-05 Jakub Jelinek <jakub@redhat.com>
958 PR tree-optimization/37716
959 * gimplify.c (gimplify_expr): Allow COND_EXPR if
960 gimplify_ctxp->allow_rhs_cond_expr.
962 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
964 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
965 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
967 (alpha_emit_conditional_branch): Do not generate direct branch
968 for UNORDERED comparisons.
970 2008-12-05 Andreas Schwab <schwab@suse.de>
972 * config/rs6000/linux-unwind.h (frob_update_context): Check for
975 2008-12-05 Jakub Jelinek <jakub@redhat.com>
978 * fold-const.c (fold_checksum_tree): Change buf type to union
981 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
984 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
986 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
988 2008-12-05 Ben Elliston <bje@au.ibm.com>
990 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
992 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
994 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
995 Gary Funck <gary@intrepid.com>
997 * cse.c (lookup_as_function): Delete mode frobbing code.
998 (equiv_constant): Re-implement it there for SUBREGs.
1000 2008-12-04 Richard Guenther <rguenther@suse.de>
1003 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1004 (tree-ssa-structalias.o): Remove errors.h dependency.
1005 (tree-ssa-reassoc.o): Likewise.
1006 * tree-ssa-reassoc.c: Do not include errors.h.
1007 * tree-ssa-alias-warnings.c: Remove.
1008 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1009 strict_aliasing_warning_backend.
1010 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1011 (emit_alias_warning): Likewise.
1012 (set_uids_in_ptset): Warn for clear cases of type-punning.
1013 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1016 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1018 * cse.c (equiv_constant): Fix pasto.
1020 2008-12-04 Nick Clifton <nickc@redhat.com>
1022 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1023 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1024 formatting of quotes.
1026 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1029 * fold-const.c (fold_checksum_tree): Allow modification of
1032 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1035 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1036 have the right number of arguments.
1038 2008-12-03 Richard Guenther <rguenther@suse.de>
1041 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1044 2008-12-03 Tomas Bily <tbily@suse.cz>
1047 * tree-loop-distribution.c (build_size_arg): New function.
1048 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1049 Reorganized generating of stmts.
1050 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1051 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1052 Indicate if analysis succeed.
1053 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1054 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1055 Uses new definition of dr_analyze_innermost.
1057 2008-12-03 Ben Elliston <bje@au.ibm.com>
1059 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1061 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1063 PR tree-optimization/37716
1064 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1065 all the needed operations as trees and gimplify_assign it to dst.
1068 * configure.ac (gcc_cv_readelf): Look for readelf.
1069 (gcc_cv_as_cfi_advance_working): Check for working
1070 cfi advances with code alignment factor > 1.
1071 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1072 don't work properly.
1073 * configure: Regenerated.
1075 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1076 Jakub Jelinek <jakub@redhat.com>
1077 Andrew Pinski <andrew_pinski@playstation.sony.com>
1079 PR rtl-optimization/38281
1080 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1081 set it to NULL_RTX afterwards.
1083 * emit-rtl.c (set_insn_deleted): Fix formatting.
1085 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1087 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1089 * config/mips/mips.md (IMOVE32): New mode iterator.
1090 (movsi): Generalize with IMOVE32.
1091 (*movsi_internal): Likewise.
1092 (*mov<mode>_mips16): Likewise.
1095 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1096 Maxim Kuvyrkov <maxim@codesourcery.com>
1098 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1099 PC-relative addressing when compiling for uclinux PIC.
1100 (__cmpdf_internal, __cmpsf_internal): Hide.
1101 (__cmpdf, __cmpsf): Use PIC call sequence.
1103 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1104 Jack Howarth <howarth@bromo.med.uc.edu>
1106 * config/i386/t-darwin64: Add m32 multilib support.
1108 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1110 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1112 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1115 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1116 before using it in POINTER_PLUS_EXPR.
1118 2008-12-02 Richard Guenther <rguenther@suse.de>
1120 PR tree-optimization/38359
1121 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1124 2008-12-02 Martin Jambor <mjambor@suse.cz>
1127 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1129 (forward_propagate_addr_into_variable_array_index): Check that the
1130 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1131 than the gimple code directly.
1133 2008-12-02 Ben Elliston <bje@au.ibm.com>
1135 * config/spu/float_disf.c (__floatdisf): Prototype.
1136 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1137 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1138 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1140 2008-12-02 DJ Delorie <dj@redhat.com>
1142 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1143 (DWARF_CIE_DATA_ALIGNMENT): Define.
1145 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1146 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1147 (xstormy16_expand_prologue): Likewise.
1148 (xstormy16_expand_builtin_va_start): Likewise.
1149 (xstormy16_gimplify_va_arg_expr): Likewise.
1151 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1154 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1155 potentially returned from folding memcpy.
1156 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1157 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1159 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1162 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1163 decoration of function RTL names here on Ada language.
1165 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1167 PR rtl-optimization/38280
1168 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1169 ira_rebuild_regno_allocno_list): New functions.
1170 (regno_allocnos): New static variable.
1171 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1172 Call ira_rebuild_regno_allocno_list.
1174 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1175 Adam Nemet <anemet@caviumnetworks.com>
1177 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1178 LINUX_DRIVER_SELF_SPECS.
1180 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1182 PR rtl-optimization/37514
1183 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1184 from previous insns.
1186 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1189 * c-omp.c (c_finish_omp_for): Only transform pointer
1190 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1192 PR rtl-optimization/38245
1193 * tree-vrp.c (abs_extent_range): New function.
1194 (extract_range_from_binary_expr): Compute range
1195 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1196 or includes zero or if vr1 is VR_RANGE and op0 has some
1199 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1202 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1203 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1204 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1205 to (not:I48MODE (and:I48MODE (...))).
1206 (sync_old_nand<mode>): Ditto.
1207 (sync_new_nand<mode>): Ditto.
1209 2008-12-01 Nick Clifton <nickc@redhat.com>
1211 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1212 Replace uses of the "y" register class with direct references to
1213 the CARRY_REG register.
1214 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1215 register with clobbers of the carry register.
1216 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1217 (xstormy16_split_cbranch): Remove redundant carry parameter.
1218 (xstormy16_expand_arith): Likewise.
1219 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1220 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1221 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1222 (CARRY_REGNUM): Define.
1223 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1225 (xstormy16_expand_arith): Likewise.
1227 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1229 * config/score/score.h (IRA_COVER_CLASSES): Define.
1231 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1234 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1235 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1236 (cmp_sdiv_cc_set): Factor common string.
1237 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1239 (cmp_udiv_cc_set): Factor common string.
1241 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1244 * varasm.c (emutls_finish): Fix common registration.
1246 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1249 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1251 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1253 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1254 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1255 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1256 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1257 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1258 Ignore sub-word case for now.
1259 (sync_nand<mode>_internal): Represent NAND in RTL.
1260 (sync_old_nand<mode): Same.
1261 (sync_old_name<mode>_internal): Same.
1262 (sync_new_nand<mode>): Same.
1263 (sync_new_nand<mode>_internal): Same.
1264 (sync_boolcshort_internal): Expect NAND.
1266 2008-11-28 Richard Guenther <rguenther@suse.de>
1268 PR tree-optimization/37955
1269 PR tree-optimization/37742
1270 * tree-vect-transform.c (vectorizable_store): Remove assert for
1272 (vectorizable_load): Likewise.
1274 2008-11-27 Richard Guenther <rguenther@suse.de>
1276 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1277 a constraint for the static chain parameter.
1279 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1281 * config/bfin/bfin.opt (micplb): New option.
1282 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1283 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1284 ENABLE_WA_INDIRECT_CALLS): New macros.
1285 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1287 (indirect_call_p): New function.
1288 (workaround_speculation): Handle anomaly 05-00-0426 when
1289 ENABLE_WA_INDIRECT_CALLS is true.
1290 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1291 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1292 * doc/invoke.texi (Blackfin Options): Document -micplb.
1294 2008-11-26 DJ Delorie <dj@redhat.com>
1296 * config/m32c/mov.md ("extendhipsi2"): New.
1298 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1300 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1301 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1303 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1305 * config/mips/mips.md (clear_hazard): Rename to
1306 clear_hazard_<mode>. Use mode-specific addition.
1307 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1308 or gen_clear_hazard_di depending on the size of Pmode.
1310 2008-11-26 DJ Delorie <dj@redhat.com>
1312 * configure.ac: Test m32c-elf-gas for .loc.
1313 * configure: Likewise.
1315 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1318 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1321 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1323 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1324 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1325 (memory_barrier): Do not generate memory_barrier_nosse instruction
1327 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1329 2008-11-26 Fredrik Unger <fred@tree.se>
1331 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1332 function name from __floatundisf.
1333 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1336 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1337 Richard Guenther <rguenther@suse.de>
1339 PR tree-optimization/37869
1340 * tree-ssa-structalias.c (struct constraint_graph): Remove
1341 pt_used and number_incoming members.
1342 (build_pred_graph): Do not allocate them.
1343 (condense_visit): Do not use them.
1344 (label_visit): Likewise.
1345 (free_var_substitution_info): Do not free them.
1347 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1349 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1351 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1353 * ira-color.c (allocno_spill_priority): New function.
1354 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1355 Print more info about the spilled allocno.
1356 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1357 checks on bad spill.
1359 * ira-build.c (loop_node_to_be_removed_p): Remove.
1360 (loop_compare_func, mark_loops_for_removal): New functions.
1361 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1363 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1365 * ira.c (ira): Don't change flag_ira_algorithm.
1367 * params.def (ira-max-loops-num): Change the value.
1369 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1371 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1372 Disable unsupported alternative for ColdFire,
1373 add new alternative that ColdFire can handle.
1375 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1377 * regrename.c (merge_overlapping_regs): Add registers artificially
1378 defined at the top of the basic block to the set of live ones just
1379 before the first insn.
1381 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1382 Joey Ye <joey.ye@intel.com>
1385 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1386 false if we need to align the outgoing stack.
1387 (ix86_update_stack_boundary): Check parm_stack_boundary.
1389 2008-11-25 Richard Guenther <rguenther@suse.de>
1393 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1394 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1395 in favor of dereferenced_ptrs.
1396 (init_alias_info): Adjust.
1397 (delete_alias_info): Likewise.
1398 (compute_flow_insensitive_aliasing): Properly
1399 include all aliased variables.
1400 (update_alias_info_1): Use dereferenced_ptrs.
1401 (setup_pointers_and_addressables): Likewise.
1402 (get_smt_for): Honor ref-all pointers and pointers with known alias
1404 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1406 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1410 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1412 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1414 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1416 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1418 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1420 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1423 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1424 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1426 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1428 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1429 UNSPECV_CMPXCHG_[12].
1430 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1431 UNSPECV_CMPXCHG_[12].
1434 * config/i386/sync.md (memory_barrier): New expander.
1436 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1439 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1441 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1443 * pa.c (function_arg): Revert 2008-10-26 change.
1445 2008-11-23 Helge Deller <deller@gmx.de>
1447 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1448 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1449 succeeded and lws_ret is not equal to oldval.
1451 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1453 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1455 2008-11-22 Andreas Schwab <schwab@suse.de>
1457 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1460 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1462 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1463 Use constant 1 as the operand.
1464 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1465 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1466 gen_rdhwr_synci_step_di depending on the size of Pmode.
1468 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1471 * config/i386/i386.md (SWI248): New mode iterator.
1472 (SWI32): Remove mode iterator.
1473 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1474 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1475 iterator. Generate popcnt mnemonic without mode extensions
1476 for Darwin x86 targets.
1477 (*popcount<mode>2_cmp): Ditto.
1478 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1479 extensions for Darwin x86 targets.
1481 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1483 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1484 only if HAVE_AS_SPARC_UA_PCREL is defined.
1486 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1488 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1489 allocno_costs value of the classees with the lowest total_costs
1490 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1491 (setup_allocno_cover_class_and_costs): ...rather than here.
1492 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1495 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1498 * builtins.c (expand_builtin_apply_args): Emit sequence before
1499 parm_birth_insn instead of after entry_of_function's first insn.
1502 * function.c (assign_parm_remove_parallels): Pass
1503 data->passed_type as third argument to emit_group_store.
1506 * final.c (mark_symbol_refs_as_used): New function.
1507 * output.h (mark_symbol_refs_as_used): New prototype.
1508 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1509 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1510 * config/arm/arm.md (consttable_4): Likewise.
1513 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1515 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1518 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1519 propagate x = &a into *x = b if conversion from b to a's type is
1522 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1524 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1525 for the liveness computation of the new insn.
1527 2008-11-21 DJ Delorie <dj@redhat.com>
1529 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1530 Moves to/from below100 space (W) can only use r0-r7.
1532 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1535 * doc/invoke.texi (Optimization Options): Fix typo.
1537 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1538 Xuepeng Guo <xuepeng.guo@intel.com>
1540 * config.gcc (extra_headers): For x86 and x86-64, remove
1541 gmmintrin.h, add immintrin.h and avxintrin.h.
1543 * config/i386/gmmintrin.h: Renamed to ...
1544 * config/i386/avxintrin.h: This. Issue an error if
1545 _IMMINTRIN_H_INCLUDED is undedined.
1547 * config/i386/immintrin.h: New.
1549 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1552 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1553 mode of PLUS, not mode of the eliminated register.
1555 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1557 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1558 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1559 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1560 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1561 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1562 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1563 (*nand<mode>3): Rename to *andnot<mode>3.
1564 (*nandtf3): rename to *andnottf3.
1565 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1566 Use CODE_FOR_mmx_andnotv2si3.
1567 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1568 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1569 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1570 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1571 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1573 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1576 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1577 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1578 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1579 to (not:IMODE (and:IMODE (...))).
1580 (sync_old_nand<mode>): Ditto.
1581 (sync_new_nand<mode>): Ditto.
1583 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1585 * config/arm/thumb2.md (thumb2_casesi_internal,
1586 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1588 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1590 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1591 nand to the changed 4.4 semantic.
1593 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1596 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1597 (fold_builtin_memory_op): Handle even the case where just one
1598 of src and dest is an address of a var decl component, using
1599 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1600 and readonly_data_expr src check.
1601 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1604 PR rtl-optimization/36998
1605 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1606 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1607 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1608 stack_adjust_offset callers.
1609 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1611 (compute_barrier_args_size): Handle insns in annulled branches
1614 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1617 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1618 Handle cases when integer argument crosses argument register boundary.
1620 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1623 * config.gcc (i[34567]86-*-solaris2*): Don't include
1624 i386/t-crtstuff here.
1625 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1626 * config/i386/t-sol2: Move to libgcc/config/i386.
1628 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1631 * tlink.c: Include "libiberty.h".
1632 (initial_cwd): Change type into char *.
1633 (tlink_init): Call getpwd instead of getcwd.
1635 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1637 PR rtl-optimization/32283
1638 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1639 of the induction variable to decide whether it may wrap.
1640 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1641 initialization of the bound before the loop.
1642 * simplify-rtx.c (simplify_binary_operation_1): Add two
1643 simplifications regarding AND.
1644 (simplify_plus_minus): Only fail if no simplification is possible.
1645 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1647 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1650 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1651 checking until GIMPLE lowering.
1652 * gimple-low.c (check_call_args): New function.
1653 (lower_stmt) <case GIMPLE_CALL>: Call it.
1655 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1657 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1658 with the same type as the first operand of the AND expression.
1660 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1663 * ira-int.h (struct ira_loop_tree_node): New member
1664 entered_from_non_parent_p.
1666 * ira-color.c (print_loop_title): Print loop bbs.
1668 * ira-emit.c (entered_from_non_parent_p,
1669 setup_entered_from_non_parent_p): New functions.
1670 (not_modified_p): Rename to store_can_be_removed_p. Check there
1672 (generate_edge_moves): Use store_can_be_removed_p instead of
1674 (ira_emit): Call setup_entered_from_non_parent_p.
1676 * ira-build.c (copy_info_to_removed_store_destinations):
1677 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1678 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1679 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1680 update all accumulated attributes.
1682 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1685 * ira-int.h (ira_copy_allocno_live_range_list,
1686 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1687 ira_finish_allocno_live_range_list): New prototypes.
1688 (ira_allocno_live_ranges_intersect_p,
1689 ira_pseudo_live_ranges_intersect_p): Remove.
1691 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1692 ira_pseudo_live_ranges_intersect_p): Rename to
1693 allocnos_have_intersected_live_ranges_p and
1694 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1696 * ira-color.c: ... here
1697 (coalesced_allocno_conflict_p): Use
1698 allocnos_have_intersected_live_ranges_p.
1699 (coalesced_allocnos_living_at_program_points,
1700 coalesced_allocnos_live_at_points_p,
1701 set_coalesced_allocnos_live_points): Remove.
1702 (slot_coalesced_allocnos_live_ranges,
1703 slot_coalesced_allocno_live_ranges_intersect_p,
1704 setup_slot_coalesced_allocno_live_ranges): New.
1705 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1706 (ira_sort_regnos_for_alter_reg): Use
1707 allocnos_have_intersected_live_ranges_p.
1708 (ira_reuse_stack_slot): Use
1709 pseudos_have_intersected_live_ranges_p.
1711 * global.c (pseudo_for_reload_consideration_p): Check
1712 flag_ira_share_spill_slots too.
1714 * ira-build.c (copy_allocno_live_range_list): Rename to
1715 ira_copy_allocno_live_range_list. Make it external.
1716 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1718 (ira_allocno_live_ranges_intersect_p): New.
1719 (ira_finish_allocno_live_range_list): New.
1720 (finish_allocno): Use it.
1721 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1722 (copy_info_to_removed_store_destinations): Ditto. Use
1723 ira_copy_allocno_live_range_list.
1724 (ira_flattening): Use ira_merge_allocno_live_ranges.
1726 * ira.c (too_high_register_pressure_p): New function.
1727 (ira): Switch off sharing spill slots if the pressure is too high.
1729 2008-11-19 Richard Guenther <rguenther@suse.de>
1731 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1732 non-sizetype offsets if their precision matches that of the pointer.
1733 * expr.c (expand_expr_real_1): Always sign-extend the offset
1734 operand of a POINTER_PLUS_EXPR.
1736 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1738 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1739 (mips-sgi-irix[56]*): No need to use fixproto.
1741 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1742 Paul Brook <paul@codesourcery.com>
1744 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1747 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1749 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1751 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1754 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1755 (separate_decls_in_region): Create shared struct even when there
1756 are only reductions.
1758 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1760 * config/picochip/picochip.c (headers): Remove an unnecessary
1763 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1766 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1767 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1769 * config/m68k/m68k.md: Adjust all conditional branches that use the
1770 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1772 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1775 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1776 is a register or zero operand in the correct mode before generating
1777 mtch1 insn or a register operand in the correct mode before generating
1779 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1781 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1783 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1784 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1785 mipsisa*-*-elf*. Handle mipsisa64r2*.
1786 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1787 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1789 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1790 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1792 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1793 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1794 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1797 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1800 * config/i386/i386.md (allocate_stack_worker_32,
1801 allocate_stack_worker_64): Don't use match_dup between input and
1803 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1804 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1806 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1808 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1809 is forced when trying to do a symbol link for it.
1811 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1813 * expmed.c (extract_bit_field_1): Also use a temporary and
1814 convert_extracted_bit_field when the conversion from ext_mode to
1815 the target mode requires explicit truncation.
1817 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1819 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1821 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1822 registers when not optimizing.
1824 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1826 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1827 and its associated define_split. Expose the all-d alternative
1828 to the register allocator, but mark it with "?". Mark the first
1829 alternative with "*?*?".
1830 (*mul_sub_si): Likewise.
1831 (*mul_acc_si_r3900): New pattern.
1833 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1836 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1837 propagating x = &a into *x = b, add a cast if not useless
1838 type conversion or don't optimize if another stmt would be
1841 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1844 * optabs.c (expand_sync_operation): Properly handle NAND case
1845 by calculating ~(t1 & val) instead of (~t1 & val).
1846 * builtins.c (expand_builtin_sync_operation): Warn for changed
1847 semantics in NAND builtins.
1848 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1850 * doc/invoke.texi (Warning options): Add Wsync-nand.
1851 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1852 __sync_fetch_and_nand builtin operation in the example. Add a note
1853 about changed semantics in GCC 4.4.
1854 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1855 operation in the example. Add a note about changed semantics in
1858 2008-11-16 Jan Hubicka <jh@suse.cz>
1860 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1863 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1865 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1868 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1871 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1872 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1874 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1875 rather than call_really_used_regs when handling $gp.
1877 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1880 * config/mips/mips.c (machine_function): Update the comment
1881 above global_pointer.
1882 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1883 that a function doesn't need a global pointer.
1884 (mips_current_loadgp_style): Update accordingly.
1885 (mips_restore_gp): Likewise.
1886 (mips_output_cplocal): Likewise.
1887 (mips_expand_prologue): Likewise.
1889 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1891 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1892 parameter. Use DImode for computing the number of registers.
1893 (function_arg): Adjust for above change.
1894 (function_value): Likewise.
1896 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1898 PR tree-optimization/37950
1899 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1900 not computed for the current function.
1902 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1905 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1906 gpr and other COMPONENT_REFs.
1908 2008-11-15 Richard Guenther <rguenther@suse.de>
1910 PR tree-optimization/38051
1911 * tree-ssa-alias.c (update_alias_info_1): Manually find
1914 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1916 * doc/invoke.texi (-mfix-r10000): Document.
1917 * config/mips/mips.opt (mfix-r10000): New option.
1918 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1919 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1920 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1921 (MIPS_SYNC_OP): Likewise.
1922 (MIPS_SYNC_OP_12): Likewise.
1923 (MIPS_SYNC_OLD_OP_12): Likewise.
1924 (MIPS_SYNC_NEW_OP_12): Likewise.
1925 (MIPS_SYNC_OLD_OP): Likewise.
1926 (MIPS_SYNC_NAND): Likewise.
1927 (MIPS_SYNC_OLD_NAND): Likewise.
1928 (MIPS_SYNC_EXCHANGE): Likewise.
1929 (MIPS_SYNC_EXCHANGE_12): Likewise.
1930 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1932 (MIPS_SYNC_NEW_NAND): Likewise.
1933 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1934 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1935 (mips_output_sync_loop): New function.
1936 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1937 Make -mfix-r10000 require branch-likely instructions.
1938 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1939 mips_output_sync_loop.
1940 (compare_and_swap_12): Likewise.
1941 (sync_add<mode>): Likewise.
1942 (sync_<optab>_12): Likewise.
1943 (sync_old_<optab>_12): Likewise.
1944 (sync_new_<optab>_12): Likewise.
1945 (sync_nand_12): Likewise.
1946 (sync_old_nand_12): Likewise.
1947 (sync_new_nand_12): Likewise.
1948 (sync_sub<mode>): Likewise.
1949 (sync_old_add<mode>): Likewise.
1950 (sync_old_sub<mode>): Likewise.
1951 (sync_new_add<mode>): Likewise.
1952 (sync_new_sub<mode>): Likewise.
1953 (sync_<optab><mode>): Likewise.
1954 (sync_old_<optab><mode>): Likewise.
1955 (sync_new_<optab><mode>): Likewise.
1956 (sync_nand<mode>): Likewise.
1957 (sync_old_nand<mode>): Likewise.
1958 (sync_new_nand<mode>): Likewise.
1959 (sync_lock_test_and_set<mode>): Likewise.
1960 (test_and_set_12): Likewise.
1962 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1964 * gcc.c (cc1_options): Fix comment.
1966 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1969 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1970 argtype instead of result_type.
1972 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1974 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1975 subloop_next/next and subloops/childen fields.
1977 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1979 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1980 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1981 (LOCAL_INCLUDE_DIR): Undefine.
1982 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1984 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1986 PR rtl-optimization/37397
1987 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1988 (ALLOCNO_BAD_SPILL_P): New macro.
1990 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1992 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1993 (create_cap_allocno, propagate_allocno_info,
1994 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1995 (update_bad_spill_attribute): New function.
1996 (ira_build): Call it.
1998 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2000 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2002 PR tree-optimization/38104
2003 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2004 before calling mark_symbols_for_renaming, not after it.
2006 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2008 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2009 (OVERRIDE_OPTIONS): Likewise.
2011 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2012 Andrew Stubbs <ams@codesourcery.com>
2013 Gunnar Von Boehn <gunnar@genesi-usa.com>
2016 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2017 the shorter LEA insn over ADD.L where possible.
2019 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2021 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2022 systems, which are assumend to always provide SSP-support in glibc.
2023 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2025 * configure: Regenerate.
2027 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2030 * function.c (gimplify_parameters): For callee copies parameters,
2031 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2033 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2036 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2037 x86 parts into the `i[34567]86-*-linux*' and parts that are
2038 independent of the processor architecture into the `*-*-linux*' cases.
2039 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2040 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2041 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2042 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2043 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2044 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2045 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2047 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2049 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2050 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2051 (ls2_idiv): Likewise idiv3.
2052 (ls2_prefetch): New reservation.
2053 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2054 * config/mips/mips.md (type): Add imul3nc and idiv3.
2055 (length): Handle idiv3.
2056 (any_mod): New code_iterator.
2057 (u): Handle MOD and UMOD.
2058 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2059 (prefetch): Handle TARGET_LOONGSON_2EF.
2061 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2064 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2065 (prune_unused_types_walk): Call it for non-perennial local classes.
2066 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2067 entry, just set it to 2 and recurse on children, don't walk attributes
2070 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2072 * c-common.c (warn_about_parentheses): Add missing whitespace
2075 2008-11-13 Paul Brook <paul@codesourcery.com>
2077 * doc/invoke.texi: Document --fix-cortex-m3.
2078 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2079 Cortex-M3 cpu is selected.
2080 (output_move_double): Avoid overlapping base register and first
2081 destination register when fix_cm3_ldrd.
2082 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2084 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2087 * gimple.h (gimple_range_check_failed): Remove prototype.
2088 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2090 (gimple_range_check_failed): Removed.
2092 2008-11-13 Andrew Haley <aph@redhat.com>
2095 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2098 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2102 2007-05-07 Mike Stump <mrs@apple.com>
2103 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2104 also checks for and while statements in C++.
2106 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2109 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2110 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2111 - which clones are reachable - as "abstract and needed".
2112 * cgraph.c (cgraph_release_function_body): If a node is
2113 "abstract and needed", do not release its DECL_INITIAL() content
2114 that will be needed to emit debug info.
2116 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2119 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2120 to set HAVE_GETIPINFO.
2121 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2122 * configure: Regenerate.
2123 * config.in: Regenerate.
2125 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2128 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2130 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2133 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2134 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2136 2008-11-12 Jason Merrill <jason@redhat.com>
2139 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2142 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2144 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2145 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2147 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2148 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2150 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2152 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2153 packed-stack special handling.
2154 (FRAME_ADDR_RTX): Add definition.
2156 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2159 * fold-const.c (native_encode_string): New function.
2160 (native_encode_expr): Use it for STRING_CST.
2162 2008-11-12 DJ Delorie <dj@redhat.com>
2164 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2165 insns if the intermediate value will be used later.
2167 2008-11-12 Andreas Schwab <schwab@suse.de>
2169 * config/m68k/m68k.c (print_operand): Mask off extra extension
2170 bits when writing out the representation of real values.
2172 2008-11-12 Ira Rosen <irar@il.ibm.com>
2174 PR tree-optimization/38079
2175 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2178 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2181 * c-pretty-print.c (pp_c_complex_expr): New function.
2182 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2185 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2186 than INNER and INNER is a constant, forcibly align INNER as much
2189 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2191 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2193 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2195 PR rtl-optimization/37363
2196 * simplify-rtx.c (simplify_plus_minus): Don't create
2197 (const (minus ...)) expresisons.
2199 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2201 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2204 2008-11-10 Catherine Moore <clm@codesourcery.com>
2206 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2208 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2209 (BASE_DRIVER_SELF_SPECS): Remove.
2210 (DRIVER_SELF_SPECS): New definition.
2211 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2212 BASE_DRIVER_SELF_SPECS.
2213 * config/mips/sde.h: Likewise.
2214 * config/mips/iris6.h: Likewise.
2215 * config/mips/vr.h: Likewise.
2216 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2218 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2220 PR rtl-optimizations/37948
2221 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2222 (ira_create_copy, ira_add_allocno_copy): New parameter.
2224 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2225 to ira_add_allocno_copy.
2226 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2227 parameter to process_regs_for_copy.
2228 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2229 Fix typo in passing second allocno to ira_add_allocno_copy.
2231 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2232 coalesced allocnos list.
2233 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2235 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2236 (add_ira_allocno_to_ordered_bucket): Rename to
2237 add_allocno_to_ordered_bucket.
2238 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2239 head of coalesced allocnos list.
2240 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2241 Check that it is aready calculated.
2242 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2243 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2245 (coalesce_allocnos): Do extended coalescing too.
2247 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2248 parameter to ira_add_allocno_copy.
2250 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2252 (print_copy): Print copy origination too.
2254 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2257 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2259 PR rtl-optimization/37514
2260 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2261 flag_ira_share_spill_slots to 2 if it's already non-zero.
2262 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2263 flag_ira_share_spill_slots is 2.
2265 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2267 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2268 (prologue_enter_32): Set FB to SP - 4.
2270 2008-11-10 DJ Delorie <dj@redhat.com>
2272 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2273 constraint for single-bit-clear in lower byte of HI constant, vs
2274 Imb which just ignores the upper byte.
2275 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2276 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2277 (iorhi3_16): Check for single bit set, not single bit clear.
2279 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2281 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2283 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2285 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2287 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2288 values living in memory and use more precise alignment information.
2290 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2293 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2294 after __mf_check call if the call must end a bb.
2296 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2300 * combine.c (force_to_mode): Do not process vector types.
2302 * rtlanal.c (nonzero_bits1): Do not process vector types.
2303 (num_sign_bit_copies1): Likewise.
2305 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2307 * config/i386/gnu.h: Add copyright and licensing header.
2308 * config/gnu.h: Likewise.
2310 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2312 * fwprop.c (fwprop_done): Call df_remove_problem.
2314 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2317 * tree-scalar-evolution.c (instantiate_scev_1): Return
2318 chrec_dont_know for VL_EXP_CLASS_P.
2320 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2322 * reg-stack.c (reg_to_stack): Add missing braces in memset
2325 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2327 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2328 (NO_PROFILE_COUNTERS): New define.
2330 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2333 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2335 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2338 * config/sparc/constraints.md (D): New.
2339 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2340 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2342 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2343 Use the 'D' constraint in addition to 'F' in some alternatives.
2344 (DF splitter): Generalize for V64mode.
2345 * doc/md.texi (SPARC): Document the 'D' constraint.
2347 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2349 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2351 2008-11-06 Ben Elliston <bje@au.ibm.com>
2353 * gcc.c: Remove ancient comment about a bug in Sun cc.
2355 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2357 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2359 2008-11-06 Ben Elliston <bje@au.ibm.com>
2361 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2363 2008-11-06 Ben Elliston <bje@au.ibm.com>
2365 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2368 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2371 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2374 2008-11-05 Martin Jambor <mjambor@suse.cz>
2377 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2378 pointer arithmetics into array_ref if the array is accessed
2379 through an indirect_ref.
2381 2008-11-05 Richard Guenther <rguenther@suse.de>
2384 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2385 qualified pointer conversion before stripping qualifiers.
2386 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2387 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2388 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2391 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2392 properly canonicalize binary ops.
2393 (forward_propagate_addr_expr_1): Use
2394 may_propagate_address_into_dereference.
2396 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2399 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2400 Initialize uninitialized input registers with a NaN.
2402 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2406 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2408 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2412 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2413 exits and conditions.
2414 * testsuite/gcc.dg/graphite/pr37943.c: New.
2416 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2417 Andrew Pinski <andrew_pinski@playstation.sony.com>
2420 * c-common.c (warn_for_sign_compare): For complex result_type
2421 use component's type.
2423 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2425 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2427 * print-tree.c (print_node): Don't print DECL_INITIAL
2431 * c-common.c (parse_optimize_options): Save and restore
2432 flag_strict_aliasing around decode_options call.
2434 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2436 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2437 (host_detect_local_cpu): Use it instead of casted strings to
2438 compare vendor signatures.
2440 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2443 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2444 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2446 2008-11-03 Catherine Moore <clm@codesourcery.com>
2448 * config/mips.c (mips_conditional_register_usage): Handle the
2449 DSP control register.
2450 * doc/extend.texi: Document the DSP control register.
2452 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2453 Jakub Jelinek <jakub@redhat.com>
2455 * omp-low.c (expand_omp_for_generic): If iter_type has different
2456 precision than type and type is a pointer type, cast n1 and n2
2457 first to an integer type with the same precision as pointers
2458 and only afterwards to iter_type.
2460 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2462 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2463 (UNSPEC_GOTSYM_OFF): New unspec.
2464 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2465 (pic_add_dot_plus_eight): Likewise.
2466 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2467 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2468 UNSPEC_PIC_BASE operands.
2469 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2470 (arm_output_addr_const_extra): Handle it.
2472 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2474 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2475 integer class to full integer class if the offset is not word-aligned.
2477 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2480 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2482 (doloop_optimize): Update call to doloop_modify.
2484 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2486 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2488 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2491 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2492 gcc_cv_as_cfi_directive.
2493 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2494 merging read-only and read-write sections or assembler emits
2495 read-write .eh_frame sections.
2496 * configure: Regenerate.
2498 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2501 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2503 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2505 (rs6000_emit_prologue): Invert logic.
2506 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2507 (reg:P 11) instead of match_operand.
2508 (*save_fpregs_<mode>): Likewise.
2509 (*restore_gpregs_<mode>): Likewise.
2510 (*return_and_restore_gpregs_<mode>): Likewise.
2511 (*return_and_restore_fpregs_<mode>): Likewise.
2512 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2513 (reg:P 11) insted of match_operand.
2514 (*restore_gpregs_spe): Likewise.
2515 (*return_and_restore_gpregs_spe): Likewise.
2517 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2519 PR tree-optimization/37684
2520 * gcc.dg/graphite/pr37684.c: New.
2521 * graphite.c (exclude_component_ref): New.
2522 (is_simple_operand): Call exclude_component_ref.
2524 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2526 PR tree-optimization/36908
2527 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2528 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2529 (number_of_rw_in_partition): New.
2530 (partition_contains_all_rw): New.
2531 (ldist_gen): Do not distribute when one of the partitions
2532 contains all the memory operations.
2534 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2536 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2537 EDGE_IRREDUCIBLE_LOOP.
2539 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2541 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2542 where we have one entry point in the loop which isn't the head.
2544 2008-11-03 Richard Guenther <rguenther@suse.de>
2547 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2549 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2552 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2553 for ipa and simple ipa passes.
2555 2008-11-02 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/37542
2558 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2559 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2560 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2561 (vn_nary_op_insert_stmt): Likewise.
2562 (visit_use): Likewise.
2564 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2566 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2568 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2569 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2570 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2571 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2572 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2573 peephole2's): Replace unspec with rotate.
2574 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2576 2008-11-02 Richard Guenther <rguenther@suse.de>
2578 PR tree-optimization/37991
2579 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2580 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2581 (set_ssa_val_to): Print if the value changed.
2582 (simplify_binary_expression): Strip useless conversions.
2584 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2587 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2590 2008-11-01 Richard Guenther <rguenther@suse.de>
2593 * builtins.c (fold_builtin_strspn): Return a size_t.
2594 (fold_builtin_strcspn): Likewise.
2596 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2598 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2599 attribute for struct return convention.
2601 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2603 * config/rs6000/crtsavres.asm: Really, really delete.
2605 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2607 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2609 (rs6000_emit_prologue): Invert logic.
2610 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2611 (reg:P 11) instead of match_operand.
2612 (*save_fpregs_<mode>): Likewise.
2613 (*restore_gpregs_<mode>): Likewise.
2614 (*return_and_restore_gpregs_<mode>): Likewise.
2615 (*return_and_restore_fpregs_<mode>): Likewise.
2616 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2617 (reg:P 11) insted of match_operand.
2618 (*restore_gpregs_spe): Likewise.
2619 (*return_and_restore_gpregs_spe): Likewise.
2621 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2623 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2624 list of word switches that take args.
2626 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2628 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2629 (s390_output_pool_entry): Call it through for_each_rtx.
2632 * expr.c (store_constructor): For vectors, if target is a MEM, use
2633 target's MEM_ALIAS_SET instead of elttype alias set.
2635 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2638 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2641 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2644 * config/rs6000/predicates.md (word_offset_memref_operand):
2645 Restructure code and look inside auto-inc/dec addresses.
2647 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2650 * libgcov.c ( __gcov_indirect_call_profiler): Check
2651 TARGET_VTABLE_USES_DESCRIPTORS.
2653 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2655 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2656 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2657 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2658 offset if eliminating soft frame pointer.
2659 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2660 (stack_protect_test_si): Add initial machine description
2661 for Stack Smashing Protector
2663 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2666 * c-common.c (min_precision): Move to...
2667 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2668 * tree.h (tree_int_cst_min_precision): Declare.
2669 * c-common.h (min_precision): Delete declaration.
2670 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2671 multiplication of non-negative integer constants.
2672 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2673 tree_int_cst_min_precision.
2674 (finish_enum): Likewise.
2676 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2679 * convert.c (convert_to_real): Do not optimize conversions of
2680 binary arithmetic operations between binary and decimal
2681 floating-point types. Consider mode of target type in determining
2682 decimal type for arithmetic. Unless
2683 flag_unsafe_math_optimizations, do not optimize binary conversions
2684 where this may change rounding behavior.
2685 * real.c (real_can_shorten_arithmetic): New.
2686 * real.h (real_can_shorten_arithmetic): Declare.
2688 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2690 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2691 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2692 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2694 (must_save_p): For some workarounds, interrupts need to clobber a
2696 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2697 and LC1 for WA_05000257.
2698 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2699 WA_05000283 and WA_05000315.
2700 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2701 (movbi): Add alternative to set CC to 1; improve code for setting
2703 (dummy_load): New pattern.
2705 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2708 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2709 BLKmode for non-memory, convert using a wider MODE_INT mode
2713 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2714 that haven't been removed yet.
2716 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2718 * config/bfin/bfin.c (struct machine_function): New member
2719 has_loopreg_clobber.
2720 (bfin_expand_movmem): Set it when generating memcpy insns.
2721 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2722 expand_epilogue_reg_restore): If we have hardware loops,
2723 memcpy insns (indicated by has_loopreg_clobber) or function
2724 calls, we need to save the loop registers.
2726 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2728 * config/i386/i386.c (core2_cost): Fix typos in comments.
2730 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2733 * combine.c (make_compound_operation): Don't call make_extraction with
2734 non-positive length.
2735 (simplify_shift_const_1): Canonicalize count even if complement_p.
2737 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2739 * convert.c (strip_float_extensions): Do not remove or introduce
2740 conversions between binary and decimal floating-point types.
2742 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2745 * fold-const.c (distribute_bit_expr): Convert common, left and
2746 right arguments to type.
2748 2008-10-28 Nick Clifton <nickc@redhat.com>
2750 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2751 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2752 call_really_used_regs array rather than the call_used_regs array.
2753 (mn10300_get_live_callee_saved_regs, expand_prologue,
2754 expand_epilogue, output_tst): Likewise.
2756 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2759 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2760 (df_get_entry_block_def_set): Neither here.
2761 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2763 PR tree-optimization/37879
2764 * predict.c (tree_estimate_probability): Check if last_stmt is
2765 non-NULL before dereferencing it.
2767 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2769 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2770 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2771 (ira_fast_allocation): Remove the prototype.
2773 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2774 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2775 (color_pass): Modify the updated costs.
2776 (ira_color): Rename to color. Make it static.
2777 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2778 (ira_color): New function.
2780 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2783 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2785 (set_allocno_live, clear_allocno_live, mark_ref_live,
2786 mark_ref_dead): Invalidate corresponding element of
2787 allocno_saved_at_call.
2788 (process_bb_node_lives): Increment last_call_num. Setup
2789 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2790 allocno was already saved.
2791 (ira_create_allocno_live_ranges): Initiate last_call_num and
2792 allocno_saved_at_call.
2794 * ira-build.c (ira_create_allocno): Initiate
2795 ALLOCNO_UPDATED_COVER_CLASS_COST.
2796 (create_cap_allocno, propagate_allocno_info,
2797 remove_unnecessary_allocnos): Remove setting updated costs.
2798 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2800 * ira.c (ira): Don't call ira_fast_allocation.
2802 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2805 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2808 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2810 * ira-int.h (ira_hard_regno_cover_class): New.
2812 * ira-lives.c (mark_reg_live, mark_reg_dead,
2813 process_bb_node_lives): Use ira_hard_regno_cover_class.
2815 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2816 (setup_hard_regno_cover_class): New function.
2817 (ira_init): Call setup_hard_regno_cover_class.
2819 * ira-costs.c (cost_class_nums): Add comment.
2820 (find_allocno_class_costs): Initiate cost_class_nums.
2821 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2823 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2826 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2827 Rename to copy_info_to_removed_store_destinations. Propagate
2828 conflict hard regs and register stack attribute.
2830 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2833 * pa.c (function_arg_padding): Pad complex and vector types
2834 upward in 64-bit runtime.
2835 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2837 2008-10-26 Matthias Klose <doko@ubuntu.com>
2839 * doc/install.texi: Document requirements on antlr.
2841 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2843 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2846 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2849 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2850 is defined, use it to modify the constant offset.
2852 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2854 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2855 and short arguments to the correct location as mandated by the ABI.
2857 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2859 PR rtl-optimization/37769
2860 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2862 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2864 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2865 unwind-dw2-Os-4-200.o.
2867 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2869 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2870 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2872 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2874 PR tree-optimization/36038
2875 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2876 add sizetype IV with initial value zero instead of pointer type.
2878 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2881 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2882 around bit operation.
2883 * profile.c (is_edge_inconsistent): Likewise.
2884 * fold-const.c (truth_value_p): Move from here...
2885 * tree.h (truth_value_p): ... to here.
2886 * c-tree.h (c_expr): Update description of original_code.
2887 * c-typeck.c (parser_build_unary_op): Set original_code.
2888 (parser_build_binary_op): Update call to warn_about_parentheses.
2889 * c-common.c (warn_about_parentheses): Take two additional
2890 arguments of the operands. Use a switch. Quote operators
2891 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2892 Add warning about !x | y and !x & y.
2893 * c-common.h (warn_about_parentheses): Update declaration.
2895 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2897 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2898 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2899 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2901 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2902 (check-%): For test targets listed in lang_checks_parallelized
2903 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2904 run the testing in multiple make goals, possibly parallel, and
2905 afterwards run dg-extract-results.sh to merge the sum and log files.
2907 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2909 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2910 (mips_move_to_gpr_cost): Likewise.
2911 (mips_move_from_gpr_cost): Likewise.
2912 (mips_register_move_cost): Make more fine-grained.
2914 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2916 * graphite.c (graphite_apply_transformations): Check for
2917 -fgraphite-identity.
2918 * toplev.c (process_options): Add graphite_identity.
2919 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2921 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2923 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2924 mulhisihl and mulhisihh builtins.
2926 From Jie Zhang <jie.zhang@analog.com>
2927 * config/bfin/bfin.md (composev2hi): Put operands into vector
2930 2008-10-22 Chao-ying Fu <fu@mips.com>
2932 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2934 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2936 From Mike Frysinger <michael.frysinger@analog.com>
2937 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2938 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2939 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2940 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2941 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2942 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2943 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2944 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2945 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2946 __ADSPBF51x__ for all of them.
2947 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2948 -mcpu bf512, bf514, bf516, and bf518.
2949 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2950 bf512-none, bf514-none, bf516-none, and bf518-none.
2951 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2952 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2953 * doc/invoke.texi (Blackfin Options): Document that
2954 -mcpu now accepts bf512, bf514, bf516, and bf518.
2956 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2959 * fold-const.c (build_range_type): For 1 .. signed_max
2960 range call build_nonstandard_inter_type if signed_type_for
2961 returned a type with bigger precision.
2963 2008-10-22 Richard Guenther <rguenther@suse.de>
2965 * tree.def (COMPLEX_TYPE): Constrain element type.
2966 * tree.c (build_complex_type): Assert that.
2967 * tree-ssa-structalias.c (could_have_pointers): Complex types
2968 cannot have pointers.
2970 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2973 * c-typeck.c (convert_for_assignment): Do not give declaration's
2974 location for builtins. Spell out which type was expected and which
2977 2008-10-22 Nick Clifton <nickc@redhat.com>
2979 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2980 the fdpic register to be a target when running in fdpic mode.
2982 2008-10-22 Rafael Espindola <espindola@google.com>
2984 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2985 newly created statements.
2987 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2990 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2991 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2992 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2994 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2997 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2998 Adjust -mcmodel=medium description for 2005-07-31 changes.
3000 2008-10-22 Jan Hubicka <jh@suse.cz>
3001 Jakub Jelinek <jakub@redhat.com>
3004 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3006 2008-10-21 Richard Henderson <rth@redhat.com>
3009 * emit-rtl.c (get_spill_slot_decl): Export.
3010 * emit-rtl.h (get_spill_slot_decl): Declare.
3011 * var-tracking.c (vt_add_function_parameters): Relax assertion
3012 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3014 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3016 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3017 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3020 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3023 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3024 processed by get_maxval_strlen.
3026 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3029 * tree.c (get_file_function_name): Copy first_global_object_name.
3030 Centralize call to clean_symbol_name.
3032 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3034 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3035 * config/svr4.h (SVR4_ASM_SPEC): New.
3036 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3037 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3039 * doc/invoke.texi (Option Summary): Add -T to linker options.
3040 (Link Options): Document -T.
3042 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3044 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3047 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3050 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3052 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3054 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3057 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3059 * doc/install.texi: Fix typos in previous patch.
3061 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3063 * doc/install.texi: Document in-tree building of gcc and mpfr.
3065 2008-10-19 Richard Guenther <rguenther@suse.de>
3067 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3069 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3072 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3073 (build_enumerator): Convert enumerators that fit in integer to
3076 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3078 * config/i386/i386.md (unnamed peephole2): Do not force memory
3079 operands of arith or logical instructions into registers for
3080 non-TARGET_READ_MODIFY targets.
3082 (ffs_cmove): Change operand 0 predicate to register_operand.
3083 Change operand 1 predicate to nonimmediate_operand.
3085 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3087 2008-10-18 Richard Guenther <rguenther@suse.de>
3089 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3090 VIEW_CONVERT_EXPR case against invalid gimple.
3092 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3094 * c-parser.c (c_parser_binary_expression): Silence the
3095 uninitialized variable warning emitted for binary_loc.
3097 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3099 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3102 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3105 * c-typeck.c (build_unary_op): Use omit_one_operand for
3106 IMAGPART_EXPR of real argument.
3108 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3110 PR tree-optimization/37664
3111 * fold-const.c (fold_binary): When optimizing comparison with
3112 highest or lowest type's value, don't consider TREE_OVERFLOW.
3114 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3117 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3118 * coverage.c: Include tm_p.h.
3119 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3120 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3121 dollar signs from PREFIX.
3122 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3123 instead of manual strip_name_encoding.
3125 2008-10-16 Richard Guenther <rguenther@suse.de>
3128 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3129 volatile qualified functions or methods as relevant.
3131 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3133 PR tree-optimization/37525
3134 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3135 sizetype unsigned constants, both in the case of C and bounds.
3137 2008-10-15 Jan Hubicka <jh@suse.cz>
3139 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3141 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3144 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3145 HARD_REGNO_CALL_PART_CLOBBERED.
3147 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3150 * ira-lives.c (mark_early_clobbers): Remove.
3151 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3152 check_and_make_def_conflicts,
3153 make_early_clobber_and_input_conflicts,
3154 mark_hard_reg_early_clobbers): New functions.
3155 (process_bb_node_lives): Call
3156 make_early_clobber_and_input_conflicts and
3157 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3159 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3160 early clobbers of pseudo-registers.
3162 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3165 * ira-build.c (ira_flattening): Recalculate
3166 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3167 from the scratch instead of the propagation.
3169 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3171 * doc/rtl.texi (const_double): Remove the "addr" operand.
3172 Describe CONST_DOUBLE_* macros under const_double rather
3174 (const_fixed): Fix the operand description.
3175 (const): Add an @findex directive.
3176 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3177 after the constant rtl table.
3178 (fix): Combine floating-point and fixed-point descriptions.
3180 * sched-deps.c (sched_analyze_2): Remove reference to
3183 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3185 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3187 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3188 for UNSPEC_GOTSYM_OFFs.
3189 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3190 (add_GOT_to_pic_reg): Use it.
3191 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3193 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3194 Harsha Jagasia <harsha.jagasia@amd.com>
3196 PR tree-optimization/37485
3197 * graphite.c (gmp_cst_to_tree): Moved.
3198 (iv_stack_entry_is_constant): New.
3199 (iv_stack_entry_is_iv): New.
3200 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3201 (loop_iv_stack_insert_constant): New.
3202 (loop_iv_stack_pop): Use new datatpype.
3203 (loop_iv_stack_get_iv): Same.
3204 (loop_iv_stack_get_iv_from_name): Same.
3205 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3206 (loop_iv_stack_patch_for_consts): New.
3207 (loop_iv_stack_remove_constants): New.
3208 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3209 (translate_clast): Call loop_iv_stack_patch_for_consts and
3210 loop_iv_stack_remove_constants.
3211 (gloog): Use new datatype. Redirect construction edge to end
3212 block to avoid accidental deletion.
3213 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3215 (union iv_stack_entry_data): New. Data in iv stack entry.
3216 (struct iv_stack_entry): New. Datatype for iv stack entries.
3218 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3220 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3221 * graphite.c (free_scop): Same.
3222 (build_scops): Same.
3223 (free_scattering): New.
3224 (build_cloog_prog): Call free_scattering.
3225 (patch_phis_for_virtual_defs): Fix memleak.
3226 (graphite_trans_bb_strip_mine): Same.
3227 (limit_scops): Same.
3229 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3230 Harsha Jagasia <harsha.jagasia@amd.com>
3232 PR tree-optimization/37828
3233 * graphite.c (graphite_trans_loop_block): Do not loop block
3234 single nested loops.
3236 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3238 PR tree-optimization/37686
3239 * tree-loop-linear.c (linear_transform_loops): Build a
3240 loop nest vector. Pass it to lambda_compute_access_matrices.
3241 * tree-data-ref.h (struct access_matrix): Store the loop nest
3242 relative to which it encodes the information.
3243 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3244 (am_vector_index_for_loop): Reimplemented: iterate over the
3245 loop nest for finding the loop index in the access matrix.
3246 (lambda_compute_access_matrices): Update declaration.
3247 * lambda-code.c (build_access_matrix): Pass the loop nest and
3249 (lambda_compute_access_matrices): Same.
3251 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3253 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3254 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3255 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3256 already implies hard float. Also fix several insn condition
3257 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3259 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3262 Based on patches by Laurent Vivier.
3263 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3264 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3265 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3266 dollar sign to underscore.
3267 (ASM_OUTPUT_EXTERNAL): Same.
3268 (ASM_OUTPUT_LABELREF): New.
3269 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3271 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3272 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3273 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3274 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3276 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3278 PR tree-optimization/36881
3279 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3280 that each value doesn't need runtime relocations, for !flag_pic
3281 check that each value is just a valid initializer constant.
3283 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3285 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3286 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3287 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3288 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3290 (REG_CLASS_NAMES): Update accordingly.
3291 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3292 rather than an unpredictable descriptive string.
3293 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3294 (mips_register_move_cost): Check for specific COP*_REGS classes,
3295 instead of ALL_COP_AND_GR_REGS.
3296 (mips_ira_cover_classes): New function.
3297 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3298 (TARGET_IRA_COVER_CLASSES): Define.
3300 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3303 * tree.c (build_type_attribute_qual_variant): Hash on the
3304 unqualified type, and don't overwrite an existing
3305 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3306 allow distinguishing between wchar_t and its underlying type. This
3307 also means that we'll retain a little more typedef information.
3309 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3310 Dmitry Melnik <dm@ispras.ru>
3311 Dmitry Zhurikhin <zhur@ispras.ru>
3312 Alexander Monakov <amonakov@ispras.ru>
3313 Maxim Kuvyrkov <maxim@codesourcery.com>
3315 * target.h (struct gcc_target): Update prototypes of needs_block_p
3317 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3318 * sel-sched.c (create_speculation_check): Likewise.
3319 * doc/tm.texi: Provide documentation for new target hooks.
3321 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3322 (ia64_gen_spec_insn): Removed.
3323 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3324 ia64_gen_spec_check): New static functions.
3325 (ia64_alloc_sched_context, ia64_init_sched_context,
3326 ia64_set_sched_context, ia64_clear_sched_context,
3327 ia64_free_sched_context, ia64_get_insn_spec_ds,
3328 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3329 (ia64_needs_block_p): Change prototype.
3330 (ia64_gen_check): Rename to ia64_gen_spec_check.
3331 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3332 into declaration, add special memory dependencies handling.
3333 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3334 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3335 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3336 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3337 Define new target hooks.
3338 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3339 (ia64_optimization_options): Turn on selective scheduling with -O3,
3340 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3341 default with selective scheduling.
3342 (ia64_override_options): Initialize align_loops and align_functions
3343 to 32 and 64, respectively. Set global selective scheduling flags
3344 according to target-dependent flags.
3345 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3346 (group_barrier_needed): Use new mstop-bit-before-check flag.
3348 (dfa_state_size): Make global.
3349 (spec_check_no, max_uid): Remove.
3350 (mem_ops_in_group, current_cycle): New variables.
3351 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3352 Initialize new variables.
3353 (is_load_p, record_memory_reference): New functions.
3354 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3356 (ia64_variable_issue): Change use of current_sched_info to
3357 sched_deps_info. Update comment. Note if a load or a store is issued.
3358 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3359 advance if maximal number of loads or stores was issued on current
3361 (scheduled_good_insn): New static helper function.
3362 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3363 a group barrier is needed. Fix vertical spacing. Guard the code
3364 doing state transition with last_scheduled_insn check.
3365 Mark that a stop bit should be before current insn if there was a
3366 cycle advance. Update current_cycle and mem_ops_in_group.
3367 (ia64_h_i_d_extended): Change use of current_sched_info to
3368 sched_deps_info. Reallocate stops_p by larger chunks.
3369 (struct _ia64_sched_context): New structure.
3370 (ia64_sched_context_t): New typedef.
3371 (ia64_alloc_sched_context, ia64_init_sched_context,
3372 ia64_set_sched_context, ia64_clear_sched_context,
3373 ia64_free_sched_context): New static functions.
3374 (gen_func_t): New typedef.
3375 (get_spec_load_gen_function): New function.
3376 (SPEC_GEN_EXTEND_OFFSET): Declare.
3377 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3378 (get_mode_no_for_insn): Change the condition that prevents use of
3379 special hardware registers so it can now handle pseudos.
3380 (get_spec_unspec_code): New function.
3381 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3382 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3383 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3384 during selective scheduling.
3385 (ia64_speculate_insn): Use ds_get_speculation_types when
3386 determining whether we need to change the pattern.
3387 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3388 (ia64_spec_check_src_p): Support new speculation/check codes.
3389 (struct bundle_state): New field.
3390 (issue_nops_and_insn): Initialize it.
3391 (insert_bundle_state): Minimize mid-bundle stop bits.
3392 (important_for_bundling_p): New function.
3393 (get_next_important_insn): Use important_for_bundling_p.
3394 (bundling): When shifting TImode from unimportant insns, ignore
3395 also group barriers. Assert that best state is found before
3396 the backward bundling pass. Print number of mid-bundle stop bits.
3397 Minimize mid-bundle stop bits. Check correct calculation of
3398 mid-bundle stop bits.
3399 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3400 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3402 (sel2_run): New variable.
3403 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3404 selective scheduling pass instead of schedule_ebbs.
3406 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3407 (UNSPEC_LDS_A): New UNSPEC.
3408 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3409 movti_internal, movsf_internal, movdf_internal,
3410 movxf_internal): Make visible. Add speculable* attributes.
3411 (output_c_nc): New mode attribute.
3412 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3413 mov<mode>_nc, zero_extend<mode>di2_nc,
3414 advanced_load_check_nc_<mode>): New insns.
3415 (zero_extend*): Add speculable* attributes.
3417 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3418 (msched-stop-bits-after-every-cycle): Likewise.
3419 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3421 (msched-spec-verbose): Remove.
3422 (msched-prefer-non-data-spec-insns,
3423 msched-prefer-non-control-spec-insns,
3424 msched-count-spec-in-critical-path,
3425 msel-sched-dont-check-control-spec): Use Target Report Var
3426 instead of Common Report Var.
3428 * config/ia64/itanium2.md: Remove incorrect bypass.
3430 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3432 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3435 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3436 and -fhelp=separate.
3438 2008-10-14 Ben Elliston <bje@au.ibm.com>
3440 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3442 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3444 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3447 2008-10-13 Matthias Klose <doko@ubuntu.com>
3449 * config/pa/linux-atomic.c: Work around missing header file
3450 for hppa64-linux-gnu targets.
3452 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3453 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3454 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3455 Grace Cao <grace_cao@playstation.sony.com>
3457 * doc/invoke.texi (-mgen-cell-microcode): Document.
3458 (-mwarn-cell-microcode): Document.
3459 * cfglayout.c (locator_location): Export.
3460 * rtl.h (locator_location): Define prototype.
3461 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3463 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3464 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3465 (mwarn-cell-microcode): New option.
3466 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3467 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3468 cell and not already set.
3469 Turn off string instructions if not generating cell microcode.
3470 (rs6000_final_prescan_insn): New function that warns about microcoded
3472 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3473 * config/rs6000/rs6000.md
3474 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3475 the instruction would have been microcoded on the Cell. Set
3476 cell_micro to always on unnamed patterns for the string instructions.
3477 (cell_micro): Update definition, remove load/store conditional
3479 (sign_extend:DI): Define new pattern for non microcoded version.
3480 (sign_extend:SI): Likewise.
3481 (compare (div:P)): Set cell_micro to not.
3482 (andsi3): Define as an expand.
3483 (andsi3_mc): New pattern.
3484 (andsi3_nomc): New pattern.
3485 (andsi3_internal0_nomc): New pattern.
3486 (andsi3_internal2): Rename to ...
3487 (andsi3_internal2_mc): this and enable iff generating microcode.
3488 (andsi3_internal3): Rename to ...
3489 (andsi3_internal3_mc): this and enable iff generating microcode.
3490 (andsi3_internal4): Enable iif generating microcode.
3491 (andsi3_internal5): Rename to ..
3492 (andsi3_internal5_mc): this and enable iff generating microcode.
3493 (andsi3_internal5_nomc): New pattern.
3494 (extzvdi_internal1): Enable iff generating microcode.
3495 (extzvdi_internal2): Likewise.
3496 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3497 (anddi3): Change to expand.
3498 (anddi3_mc): Rename from anddi3.
3499 (anddi3_no_mc): New pattern.
3500 (anddi3_internal2): Rename to ..
3501 (anddi3_internal2_mc): this and enable iff generating microcode.
3502 (anddi3_internal2_nomc): New pattern.
3503 (anddi3_internal3): Rename to ..
3504 (anddi3_internal3_mc): this and enable iff generating microcode.
3505 (anddi3_internal3_nomc): New pattern.
3506 (movti_string): Set cell_micro to always if TARGET_STRING.
3507 (stmsi8): Set cell_micro to always.
3513 (stmsi8_power): Likewise.
3514 (stmsi7_power): Likewise.
3515 (stmsi6_power): Likewise.
3516 (stmsi5_power): Likewise.
3517 (stmsi4_power): Likewise.
3518 (stmsi3_power): Likewise.
3519 (movsi_update2): Enable iff generating microcode.
3520 (movhi_update3): Likewise.
3521 (lmw): Set cell_micro to always.
3523 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3525 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3526 * config/s390/s390.c (machine_function): Remove
3527 decomposed_literal_pool_addresses_ok_p.
3528 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3529 the difference of two labels.
3530 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3531 (s390_pool_offset): New function.
3532 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3533 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3535 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3537 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3538 (powerpc*-*-linux-gnu*): Describe.
3539 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3540 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3541 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3542 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3543 config/rs6000/e500crtres32gpr.asm,
3544 config/rs6000/e500crtres64gpr.asm,
3545 config/rs6000/e500crtres64gprctr.asm,
3546 config/rs6000/e500crtrest32gpr.asm,
3547 config/rs6000/e500crtrest64gpr.asm,
3548 config/rs6000/e500crtresx32gpr.asm,
3549 config/rs6000/e500crtresx64gpr.asm,
3550 config/rs6000/e500crtsav32gpr.asm,
3551 config/rs6000/e500crtsav64gpr.asm,
3552 config/rs6000/e500crtsav64gprctr.asm,
3553 config/rs6000/e500crtsavg32gpr.asm,
3554 config/rs6000/e500crtsavg64gpr.asm,
3555 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3556 * config/rs6000/crtsavres.asm: Really remove.
3558 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3561 * c-format.c (convert_format_name_to_system_name): Use
3562 TARGET_OVERRIDES_FORMAT_INIT.
3563 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3564 * config/i386/mingw.opt: New.
3565 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3566 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3567 (ms_printf_length_specs): Removed const specifier.
3568 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3569 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3571 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3573 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3574 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3576 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3579 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3580 sure that ref has valid bb.
3582 2008-10-12 Richard Henderson <rth@redhat.com>
3585 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3586 * alias.c (value_addr_p, stack_addr_p): Remove.
3587 (nonoverlapping_memrefs_p): Remove IRA special case.
3588 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3589 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3590 * reload1.c (alter_reg): Use it.
3592 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3594 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3595 of registers instead of eax, ebx, ecx and edx. Use for loop
3596 and check register for non-zero value before the call
3597 to decode_caches_intel.
3599 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3601 PR rtl-optimization/37448
3602 * df.h: (df_ref_class): New enum.
3603 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3604 (struct df_ref): Replaced with union df_ref_d.
3605 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3606 New members of df_ref_d union.
3607 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3608 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3609 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3610 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3611 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3612 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3613 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3614 (df_scan_bb_info, df_bb_regno_first_def_find,
3615 df_bb_regno_last_def_find, df_find_def, df_find_use,
3616 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3617 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3618 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3619 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3620 Replaced struct df_ref * with df_ref.
3621 * df-scan.c (df_collection_rec, df_null_ref_rec,
3622 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3623 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3624 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3625 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3626 df_reorganize_refs_by_reg_by_reg,
3627 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3628 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3629 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3630 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3631 df_bb_refs_record, df_exit_block_uses_collect,
3632 df_record_exit_block_uses, df_reg_chain_mark,
3633 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3634 df_ref * with df_ref.
3635 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3636 df_ref_class parameter.
3637 (df_scan_problem_data): Added new pools for different types of refs.
3638 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3639 df_ref_create_structure): Processed new ref pools.
3640 (df_scan_start_dump): Added counts of refs and insns.
3641 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3642 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3643 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3644 code to pass df_ref_class down to ref creation functions.
3645 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3646 df_reg_chain_mark): Use macros to hide references to df_refs.
3647 (df_ref_chain_change_bb): Removed.
3648 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3649 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3650 Enhanced to understand df_ref union structure.
3651 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3652 all_uses_available_at, update_df, try_fwprop_subst,
3653 forward_propagate_subreg, forward_propagate_and_simplify,
3654 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3655 df_ref * with df_ref.
3656 (use_killed_between, all_uses_available_at): Use macros to hide
3657 references to df_refs.
3658 * regstat.c (regstat_bb_compute_ri,
3659 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3661 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3662 see_handle_relevant_refs, see_analyze_one_def,
3663 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3664 struct df_ref * with df_ref.
3665 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3666 global_conflicts): Replaced struct df_ref * with df_ref.
3667 * ddg.c (create_ddg_dep_from_intra_loop_link,
3668 add_cross_iteration_register_deps, build_inter_loop_deps):
3669 Replaced struct df_ref * with df_ref.
3670 (create_ddg_dep_from_intra_loop_link,
3671 add_cross_iteration_register_deps): Use macros to hide references
3673 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3674 df_ref * with df_ref.
3675 * df-core.c (df_bb_regno_first_def_find,
3676 df_bb_regno_last_def_find, df_find_def, df_find_use,
3677 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3678 debug_df_ref): Replaced struct df_ref * with df_ref.
3679 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3680 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3682 * web.c (union_defs, entry_register, replace_ref, web_main):
3683 Replaced struct df_ref * with df_ref.
3684 (union_defs, replace_ref): Use macros to hide references to df_refs.
3685 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3686 Replaced struct df_ref * with df_ref.
3687 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3688 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3689 Replaced struct df_ref * with df_ref.
3690 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3691 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3693 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3694 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3695 df_compute_accessed_bytes_strict_low_part,
3696 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3697 Replaced struct df_ref * with df_ref.
3698 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3699 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3700 df_ref * with df_ref.
3701 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3702 check_dependency, check_dependencies, record_uses): Replaced
3703 struct df_ref * with df_ref.
3704 (invariant_for_use, check_dependency): Use macros to hide
3705 references to df_refs.
3706 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3707 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3708 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3709 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3710 references to df_refs.
3711 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3713 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3714 * df-problems.c (df_rd_bb_local_compute_process_def,
3715 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3716 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3717 df_chain_remove_problem, df_chain_create_bb_process_use,
3718 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3719 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3720 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3721 df_byte_lr_simulate_artificial_refs_at_top,
3722 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3723 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3724 df_simulate_uses, df_simulate_artificial_refs_at_end,
3725 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3727 (df_chain_dump): Use macros to hide references to df_refs.
3728 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3729 df_ref * with df_ref.
3730 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3731 mark_artificial_uses, mark_reg_dependencies,
3732 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3734 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3736 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3738 (array_ref_element_size): Likewise.
3739 (array_ref_low_bound): Likewise.
3740 (array_ref_up_bound): Likewise.
3741 * expr.c (contains_packed_reference): Likewise.
3742 (array_ref_element_size): Likewise.
3743 (array_ref_low_bound): Likewise.
3744 (array_ref_up_bound): Likewise.
3745 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3746 with ARRAY_RANGE_REF.
3747 (idx_find_step): Likewise.
3748 (idx_record_use): Likewise.
3749 (strip_offset_1): Likewise.
3750 (idx_remove_ssa_names): Likewise.
3752 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3753 Andi Kleen <ak@linux.intel.com>
3755 * config/i386/cpuid.h (__cpuid_count): New defines.
3756 * config/i386/driver-i386.c (struct cache_desc): New structure.
3757 (describe_cache): Use struct cache_desc to pass cache descriptions.
3758 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3759 (detect_caches_amd): Use struct cache_desc to describe caches.
3760 (decode_caches_intel): Use struct cache_desc to pass cache
3761 descriptions. Update descriptions to match latest (rev -032,
3762 December 2007) CPUID documentation. Do not check valid bit here.
3763 Check for Xeon MP value 0x49 problems.
3764 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3765 Check valid bit before calling decode_caches_intel. Detect number
3766 of times to repeat CPUID instruction.
3767 (detect_caches_cpuid4): New function.
3768 (detect_caches_intel): Depending on max_level, call
3769 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3770 only when other methods fail to provide valid L2 cache description.
3772 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3775 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3776 it to PIC call patterns.
3777 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3778 code generation and attributes from pattern. Change peephole2 to
3779 split for noreturn case. Revise split pattern for non noreturn case.
3780 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3781 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3782 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3785 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3787 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3788 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3790 (divdf3): Reformat long line.
3792 2008-10-11 Michael J. Eager <eager@eagercon.com>
3794 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3796 (rs6000_handle_option): Process -mfpu options.
3797 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3798 (enum fpu_type_t): New.
3799 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3800 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3802 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3803 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3804 * config/rs6000/rs6000.opt (-mfpu): New.
3805 (-mxilinx-fpu): New.
3806 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3807 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3808 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3809 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3810 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3812 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3815 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3816 LO_SUM on Darwin if mode has just one unit.
3818 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3821 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3822 has been optimized out.
3824 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3826 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3827 instead of PIC_DIRECT_ADDR_P.
3828 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3829 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3830 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3831 (PIC_OFFSET_P): Rename to...
3832 (PCREL_SYMOFF_P): ...this.
3833 (PIC_DIRECT_ADDR_P): Delete.
3834 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3836 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3837 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3838 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3839 * config/sh/sh.c (print_operand): Remove CONST handling.
3840 (unspec_caller_rtx_p): Rewrite to use split_const and check
3841 the operands of UNSPEC bases.
3842 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3843 with (unspec [A B] UNSPEC_SYMOFF).
3844 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3845 UNSPEC_PCREL_SYMOFF.
3846 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3847 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3848 (UNSPEC_EXTRACT_U16): Likewise.
3849 (UNSPEC_SYMOFF): Likewise.
3850 (UNSPEC_PCREL_SYMOFF): Likewise.
3851 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3853 (movsi_const_16bit): Likewise.
3854 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3855 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3856 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3857 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3858 with (unspec [A B] UNSPEC_SYMOFF).
3859 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3860 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3861 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3862 (Csu): Likewise UNSPEC_EXTRACT_U16.
3863 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3864 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3866 2008-10-10 Stepan Kasal <skasal@redhat.com>
3868 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3869 for loop strip mining and loop blocking.
3871 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3873 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3874 vary types depending on debug info.
3876 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3878 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3879 before ensuring it's already computed.
3881 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3883 * rtl.h (locator_eq): New decl.
3884 * cfglayout.c (locator_scope): New function.
3885 (insn_scope): Use it.
3886 (locator_eq): New function.
3887 (fixup_reorder_chain): Search for last insn in src bb
3888 that has locator set or first insn in dest bb. Use
3889 locator_eq instead of == to compare locators.
3890 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3891 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3892 == to compare locators.
3894 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3896 * gimple-low.c (lower_function_body, lower_gimple_return,
3897 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3898 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3899 goto_block on edges if goto_locus is known.
3902 * tree.h (get_object_alignment): Declare.
3903 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3904 get_object_alignment if needed.
3905 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3907 (get_object_alignment): ... here. New function. Try harder to
3908 determine alignment from get_inner_reference returned offset.
3910 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3912 * graphite.c (gloog): Don't call find_unreachable_blocks
3913 before delte_unreachable_blocks.
3915 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3916 goto_locus of true_edge into RTL locator.
3918 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3920 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3921 (*jcc_btdi_mask_rex64): Ditto.
3923 (*jcc_btsi_mask): Ditto.
3924 (*jcc_btsi_1): Ditto.
3925 (*jcc_btsi_mask_1): Ditto.
3927 2008-10-08 Paul Brook <paul@codesourcery.com>
3929 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3930 compatible profiler (__gnu_mcount_nc).
3931 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3933 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3935 * config/i386/i386.c (initial_ix86_tune_features): Add
3936 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3937 * config/i386/i386.h (ix86_tune_indices): Likewise.
3938 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3940 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3941 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3942 for FP to FP splitters.
3944 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3946 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3949 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3953 PR rtl-optimization/37341
3954 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3955 to ORIG_BB, pass through ORIG_BB recursively.
3956 (cse_condition_code_reg): Adjust caller.
3958 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3960 * sdbout.c (sdbout_one_type): Treat the value type
3961 CONST_DECL for enumerals.
3963 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3965 * config/i386/i386.md: Remove trailing white spaces.
3967 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3969 PR rtl-optimization/37448
3970 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3971 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3973 (struct output_info) [count]: Renamed total_created and made
3975 (struct output_info) [size]: Renamed total_allocated and made
3977 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3978 Properly keep track of desc->size.
3979 (print_statistics, dump_alloc_pool_statistics): Enhance the
3980 printing of statistics to print the number of elements and to use
3983 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3986 * opts.h (CL_SAVE): Move up to flags range.
3987 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3988 CL_COMMON): Renumber.
3989 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3990 * opts.c (common_handle_option): Revert last change.
3992 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3994 * config/i386/i386-protos.h (ix86_schedule): New.
3996 * config/i386/i386.c (ix86_schedule): New.
3997 (override_options): Add schedule to processor_alias_table. Set
3998 ix86_schedule from the schedule field in processor_alias_table.
3999 (ix86_function_specific_save): Save ix86_schedule.
4000 (ix86_function_specific_restore): Restore ix86_schedule.
4002 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4003 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4006 * config/i386/i386.opt: Add schedule.
4008 * config/i386/ppro.md: Remove generic32.
4010 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4013 * expr.c (count_type_elements): Handle ERROR_MARK.
4015 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4020 * basic-block.h (struct edge_def): Add goto_block field.
4021 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4022 one insn with locus corresponding to edge's goto_locus if !optimize.
4023 * profile.c (branch_prob): Copy edge's goto_block.
4024 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4026 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4027 locator in between the merged basic blocks if !optimize and needed.
4028 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4029 goto_locus into RTL locator. For unconditional jump use that
4030 locator for the jump insn.
4031 (expand_gimple_cond): Convert goto_block and goto_locus into
4032 RTL locator for all remaining edges. For unconditional jump
4033 use that locator for the jump insn.
4034 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4035 there is more than one edge or insn locator along the forwarding
4036 edges and !optimize. If there is just one, set e->goto_locus.
4037 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4039 (move_block_to_fn): Adjust edge's goto_block.
4041 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4044 * expmed.c (expand_mult): Properly check DImode constant in
4047 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4050 * dwarf2out.c (common_block_die_table): New variable.
4051 (common_block_die_table_hash, common_block_die_table_eq): New
4053 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4054 COMMON block in the current scope rather than globally. Optimize
4055 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4056 DW_OP_addr SYMBOL_REF+off.
4058 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4060 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4061 Return true for non-addressable GIMPLE operands.
4063 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4066 * config/i386/i386.c (initial_ix86_tune_features): Remove
4067 X86_TUNE_USE_BIT_TEST.
4068 * config/i386/i386.h (ix86_tune_indices): Likewise.
4069 (TARGET_USE_BIT_TEST): Removed.
4071 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4073 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4075 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4077 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4078 (mul<mode>3_mul3): ... into this new template.
4080 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4082 * gimplify.c (gimplify_arg): Add location argument. Use it.
4083 (gimplify_call_expr): Pass location to gimplify_arg.
4084 (gimplify_modify_expr_to_memcpy): Same.
4085 (gimplify_modify_expr_to_memset): Same.
4087 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4089 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4090 Update calls to build_unary_op and build_indirect_ref for location
4093 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4096 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4097 * c-typeck.c (array_to_pointer_conversion): Pass location to
4099 (function_to_pointer_conversion): Use error_at and warning_at.
4100 (build_indirect_ref): Same.
4101 (build_array_ref): Pass location to build_binary_op.
4102 (parser_build_unary_op): Do not set location after calling
4104 (build_unary_op): Add location argument. Use it throughout. Set
4105 EXPR_LOCATION before returning new tree.
4106 (build_modify_expr): Same.
4107 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4109 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4110 build_indirect_ref, build_modify_expr.
4111 (c_finish_omp_for): Same. Use error_at instead of error.
4112 * c-common.c (c_common_truthvalue_conversion): Pass location to
4114 (warn_for_div_by_zero): Add location argument.
4115 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4116 build_unary_op, warn_for_div_by_zero.
4117 * c-parser.c (c_parser_typeof_specifier): Use
4118 protected_set_expr_location.
4119 (c_parser_statement_after_labels): Same.
4120 (c_parser_condition): Same.
4121 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4122 (c_parser_conditional_expression): Use protected_set_expr_location.
4123 (c_parser_unary_expression): Pass location to build_indirect_ref.
4124 (c_parser_postfix_expression_after_primary): Pass location to
4125 build_indirect_ref, build_unary_op.
4126 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4128 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4130 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4131 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4132 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4134 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4135 (mips_issue_rate): Handle PROCESSOR_R10000.
4136 * config/mips/mips.md (cpu): Add r10000.
4138 * config/mips/10000.md: New file.
4140 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4142 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4143 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4144 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4146 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4148 * config/darwin-protos.h (machopic_function_base_name): Delete.
4149 (machopic_function_base_sym): Likewise.
4150 (machopic_gen_offset): Declare.
4151 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4152 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4153 * config/darwin.c (machopic_function_base_name): Delete.
4154 (machopic_function_base_sym): Likewise.
4155 (gen_pic_offset): Rename to...
4156 (machopic_gen_offset): ...this and remove the pic_base argument.
4157 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4158 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4159 crtl->uses_pic_offset_table.
4160 (machopic_indirect_data_reference): Use new machopic_gen_offset
4162 (machopic_legitimize_pic_address): Likewise.
4163 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4165 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4166 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4167 * config/i386/i386.c (output_set_got): Likewise.
4168 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4170 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4171 (legitimate_address_p): Likewise.
4172 (output_pic_addr_const): Likewise.
4173 (output_addr_const_extra): Likewise.
4174 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4175 match an UNSPEC rather than a MINUS.
4176 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4177 (builtin_setjmp_receiver): Use machopic_gen_offset.
4178 * config/i386/predicates.md (pic_symbolic_operand): Handle
4179 UNSPEC_MACHOPIC_OFFSET.
4181 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4182 Use machopic_gen_offset and machopic_operand_p.
4183 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4184 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4185 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4186 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4187 Set crtl->uses_pic_offset_table.
4189 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4191 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4193 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4194 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4195 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4196 (constant_pool_expr_p): Use split_const and check the base.
4197 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4199 (legitimate_constant_pool_address_p): Check toc_relative_p
4200 instead of constant_pool_expr_p.
4201 (print_operand_address): Always use output_addr_const for
4202 constant pool addresses.
4203 (rs6000_output_addr_const_extra): New function.
4204 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4206 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4210 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4211 (mark_ref_live, mark_ref_dead): Use them.
4212 (def_conflicts_with_inputs_p): Remove.
4213 (mark_early_clobbers): New function.
4214 (process_bb_node_lives): Call preprocess_constraints and
4215 mark_early_clobbers.
4217 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4219 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4221 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4222 lib with -mthread switch.
4224 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4227 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4228 function in two, making it call a new and reusable
4229 dwarf2out_imported_module_or_decl() that takes the containing
4230 BLOCK of the declaration in argument.
4231 (dwarf2out_imported_module_or_decl_real): New function.
4232 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4233 IMPORTED_DECL in account.
4234 * tree.def: Added IMPORTED_DECL node type.
4235 * tree.h: Added accessors for IMPORTED_DECL nodes.
4236 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4238 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4240 * doc/gimple.texi: Fix some typos, wrap some long lines,
4241 fix some broken wraps with continuations.
4242 * tree-ssa-reassoc.c: Fix comment typos.
4244 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4247 * pa.c (legitimize_pic_address): Force function labels to memory in
4250 2008-10-04 Anton Blanchard <anton@samba.org>
4252 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4253 (rs6000_split_atomic_op): Same.
4254 (rs6000_split_compare_and_swap): Same.
4255 (rs6000_split_compare_and_swapqhi): Same.
4257 2008-10-04 Richard Guenther <rguenther@suse.de>
4259 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4260 instead of pointer equality.
4261 (vn_nary_op_eq): Likewise.
4263 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4265 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4267 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4268 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4270 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4272 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4273 Revert previous change.
4275 2008-10-03 Tom Tromey <tromey@redhat.com>
4277 * stringpool.c (ggc_alloc_string): Terminate string.
4279 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4281 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4282 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4283 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4286 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4289 2008-10-03 Pascal Obry <obry@adacore.com>
4291 * gcov.c (create_file_names): Properly handle UNIX and DOS
4292 directory separators.
4293 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4294 separator to '~' to ensure clean filenames on Windows.
4296 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4298 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4299 Add a null terminator to the stripped name.
4301 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4303 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4304 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4305 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4306 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4307 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4308 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4309 TARGET_SINGLE_FLOAT.
4311 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4313 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4315 2008-10-02 Richard Guenther <rguenther@suse.de>
4318 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4319 and VECTOR_TYPE recurse with useless_type_conversion_p which
4320 properly handles void pointer conversion.
4322 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4325 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4326 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4328 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4330 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4331 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4332 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4333 they translate to non builtins.
4334 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4335 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4336 __builtin_vec_promote, __builtin_vec_extract, and
4337 __builtin_vec_insert.
4338 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4339 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4340 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4341 * config/rs6000/altivec.h (vec_extract): Define
4342 (vec_insert): Define.
4343 (vec_splats): Define.
4344 (vec_promote): Define.
4346 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4347 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4348 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4350 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4352 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4353 prototype. Add new parameter, blk.
4354 Use BLKmode for the MEM if blk is true.
4355 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4356 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4357 ALTIVEC_BUILTIN_STVRXL.
4358 Update usage of altivec_expand_lv_builtin.
4359 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4360 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4361 (altivec_init_builtins): If compiling for the Cell, also define the
4363 * config/rs6000/rs6000.h (rs6000_builtins): Define
4364 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4365 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4366 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4367 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4368 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4369 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4370 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4371 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4372 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4373 UNSPEC_STVRX, and UNSPEC_STVRXL.
4374 (altivec_lvlx): New pattern.
4375 (altivec_lvlxl): New pattern.
4376 (altivec_lvrx): New pattern.
4377 (altivec_lvrxl): New pattern.
4378 (altivec_stvlx): New pattern.
4379 (altivec_stvlxl): New pattern.
4380 (altivec_stvrx): New pattern.
4381 (altivec_stvrxl): New pattern.
4382 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4383 (vec_lvlxl): Likewise.
4384 (vec_lvrx): Define if PPU is defined.
4385 (vec_lvrxl): Likewise.
4386 (vec_stvlx): Define if PPU is defined.
4387 (vec_stvlxl): Likewise.
4388 (vec_stvrx): Define if PPU is defined.
4389 (vec_stvrxl): Likewise.
4391 2008-10-01 Geert Bosch <bosch@adacore.com>
4393 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4395 2008-10-01 Richard Guenther <rguenther@suse.de>
4397 PR tree-optimization/37617
4398 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4399 do not add to the NEW_SETS.
4401 2008-10-01 Richard Guenther <rguenther@suse.de>
4404 * tree-vrp.c (execute_vrp): If we optimized away the default
4405 case make sure to promote the label that got in place of it
4406 to a default case label.
4408 2008-10-01 Richard Henderson <rth@redhat.com>
4411 * tree-complex.c (set_component_ssa_name): Don't optimize
4412 is_gimple_min_invariant values with ssa_names in abnormal phis.
4414 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4416 PR tree-optimization/37662
4417 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4418 commutative binary operation if they are in the wrong order and
4419 fold_build2 produces non-GIMPLE.
4421 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4423 PR tree-optimization/37662
4424 PR tree-optimization/37663
4425 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4426 get_value_range with non-SSA_NAME. Don't assert operands have been
4427 folded, instead just bail out.
4429 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4431 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4433 2008-09-30 Richard Guenther <rguenther@suse.de>
4436 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4437 build restrict-qualified pointers.
4438 (vectorizable_store): Move alias check later.
4439 (vectorizable_load): Likewise.
4441 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4443 * c-common.c (empty_if_body_warning): Remove.
4444 * c-common.h (empty_if_body_warning): Remove.
4445 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4446 here the -Wempty-body warning for `if' and `else' statements.
4447 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4449 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4451 * config/i386/i386.opt: Add msse2avx.
4453 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4454 * config/i386/linux64.h (ASM_SPEC): Likewise.
4456 * doc/invoke.texi: Document -msse2avx.
4458 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4460 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4462 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4464 * ifcvt.c (noce_emit_store_flag): If using condition from original
4465 jump, reverse it if if_info->cond was reversed.
4467 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4469 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4470 non-constant memory if it cannot be forced to constant memory.
4471 Overhaul surrounding code and factor out common condition.
4473 2008-09-29 Jeff Law <law@redhat.com>
4475 * reload1.c (alter_reg): Add missing curly braces.
4477 2008-09-29 Michael J. Eager <eager@eagercon.com>
4479 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4481 * config/rs6000/rs6000.c (rs6000_override_options): Move
4482 rs6000_init_hard_regno_mode_ok after all options changed.
4483 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4484 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4485 -msimple-fpu flags. Add warning messages if single FP not configured.
4486 (rs6000_file_start): Output gnu_attribute for single-float.
4487 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4488 (rs6000_legitimize_address): Likewise.
4489 (rs6000_legitimize_reload_address): Likewise.
4490 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4491 TARGET_SINGLE_FLOAT.
4492 (function_arg_advance): Likewise (partial conversion).
4493 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4494 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4495 TARGET_SINGLE_FLOAT.
4496 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4497 (rs6000_emit_prologue): Likewise.
4498 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4499 TARGET_SINGLE_FLOAT.
4500 (rs6000_libcall_value): Likewise.
4501 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4502 (TARGET_DOUBLE_FLOAT): New default to 1
4503 (TARGET_SIMPLE_FPU): New default to 0
4504 (TARGET_SINGLE_FPU): New default to 0
4505 (TARGET_SINGLE_FLOAT_MODE): New.
4506 (TARGET_DOUBLE_FLOAT_MODE): New.
4507 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4508 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4510 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4511 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4512 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4513 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4514 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4515 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4516 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4517 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4518 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4519 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4520 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4521 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4522 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4523 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4524 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4525 cmptf_internal1, *cmptf_internal2): Condition on
4526 TARGET_DOUBLE_FLOAT.
4527 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4528 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4529 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4530 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4531 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4532 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4533 TARGET_SINGLE_FLOAT.
4534 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4535 * config/rs6000/rs6000.opt (-msingle-float): New.
4536 (-mdouble-float): New.
4537 (-msimple-fpu): New.
4538 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4539 -msingle-float, -mdouble-float, -msimple-fpu options.
4540 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4541 _SOFT_DOUBLE for -msingle-float.
4542 * config.gcc: New config for target=powerpc-xilinx-eabi.
4544 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4546 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4547 have exit and entry.
4548 (new_scop): Take entry and exit edge to define new SCoP.
4549 (sd_region_p): New structure used during SCoP detection.
4550 (move_scops): Delete.
4551 (move_sd_regions): New.
4552 (scopdet_info): Change the definition from edges back to basic_blocks.
4553 (scopdet_edge_info): Work on basic_blocks and rename to
4554 scopdet_basic_block_info.
4555 (split_difficult_bb): At the moment removed. We should later
4556 add it at another place.
4557 (build_scops_1): Work on basic_blocks.
4558 (bb_in_sd_region): New.
4559 (find_single_entry_edge): New.
4560 (find_single_exit_edge): New.
4561 (create_single_entry_edge): New.
4562 (sd_region_without_exit): New.
4563 (create_single_exit_edge): New.
4564 (unmark_exit_edges): New.
4565 (mark_exit_edges): New.
4566 (create_sese_edges): New.
4567 (build_graphite_scops): New.
4568 (build_scops): Make SCoPs SESE.
4569 (limit_scops): Use the new functions.
4571 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4573 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4575 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4578 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4579 address to a register before taking the lower part.
4581 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4583 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4586 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4587 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4590 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4591 the newly created variable.
4592 Create a VECTOR_CST of all 1s for vector types.
4594 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4597 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4599 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4601 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4602 order to convert between modes.
4603 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4605 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4607 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4610 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4613 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4617 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4619 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4620 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4621 them to yield false with MIPS16.
4623 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4626 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4627 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4628 mem_loc_descriptor failed. Accept UNSPEC.
4629 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4630 fail if one of the loc_descriptor calls for pieces failed.
4631 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4632 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4633 if loc_descriptor_from_tree_1 on offset failed.
4636 * opts.c (common_handle_option): Don't call print_specific_help with
4637 CL_SAVE as first argument.
4639 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4640 Steve Ellcey <sje@cup.hp.com>
4642 * configure: Regenerate for new libtool.
4643 * aclocal.m4: Ditto.
4645 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4647 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4648 alias set on MEM when saving stack pointer.
4649 * config/rs6000/rs6000.md (allocate_stack): Likewise
4651 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4653 PR tree-optimization/37574
4654 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4655 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4656 instead of vector_type for constants. Take computation out of loop.
4657 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4658 and use only vector_type for invariant case.
4659 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4661 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4664 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4665 the decl is a VAR_DECL or FUNCTION_DECL.
4667 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4670 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4671 (mark_ref_live, mark_ref_dead): Use them.
4672 (def_conflicts_with_inputs_p): Remove.
4673 (mark_early_clobbers): New function.
4674 (process_bb_node_lives): Call preprocess_constraints and
4675 mark_early_clobbers.
4677 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4679 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4682 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4683 (ira_compress_allocno_live_ranges): New prototype.
4685 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4686 (coalesced_allocnos_living_at_program_points): New.
4687 (coalesced_allocnos_live_at_points_p,
4688 set_coalesced_allocnos_live_points): New functions.
4689 (coalesce_spill_slots): Rewrite.
4691 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4692 ira_compress_allocno_live_ranges): New functions.
4694 * ira-build.c (ira_flattening): Call
4695 ira_compress_allocno_live_ranges.
4698 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4700 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4703 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4705 * combine.c (make_compound_operation): Handle the 'E' format.
4706 (count_rtxs): Likewise.
4707 (update_table_tick): Likewise.
4708 (get_last_value_validate): Likewise.
4710 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4712 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4714 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4716 * matrix-reorg.c (transform_allocation_sites): Initializers
4717 added to avoid the warning.
4719 2008-09-25 Martin Jambor <mjambor@suse.cz>
4721 * cgraph.c (free_nodes): New variable.
4722 (NEXT_FREE_NODE): New macro.
4723 (cgraph_create_node): Reuse nodes from the free list. Do not
4724 update uid if doing so.
4725 (cgraph_remove_node): Add the node to the free list.
4727 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4729 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4731 2008-09-24 Richard Henderson <rth@redhat.com>
4733 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4734 * unwind-dw2.c (execute_stack_op): Handle it.
4736 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4739 2008-09-24 Michael J. Eager <eager@eagercon.com>
4741 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4743 * c-common.c (fname_decl): New location argument.
4744 * c-common.h (fname_decl): Same.
4745 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4747 (c_parser_typeof_specifier): Same.
4748 (c_parser_parms_list_declarator): Same.
4749 (c_parser_asm_string_literal): Same.
4750 (c_parser_compound_statement_nostart): Same.
4751 (c_parser_label): Same.
4752 (c_parser_do_statement): Same.
4753 (c_parser_asm_statement): Same.
4754 (c_parser_unary_expression): Same.
4755 (c_parser_sizeof_expression): Same.
4756 (c_parser_postfix_expression): Same.
4757 (c_parser_pragma): Same.
4758 (c_parser_omp_clause_collapse): Same.
4759 (c_parser_omp_clause_num_threads): Same.
4760 (c_parser_omp_clause_schedule): Same.
4761 (c_parser_omp_all_clauses): Same.
4762 (c_parser_omp_sections_scope): Same.
4763 (c_parser_omp_for_loop): Same. Pass condition's location to
4764 c_objc_common_truthvalue_conversion.
4765 (c_parser_enum_specifier): Remove comment.
4767 2008-09-24 Michael J. Eager <eager@eagercon.com>
4769 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4771 * config/rs6000/rs6000.c (rs6000_override_options): Move
4772 rs6000_init_hard_regno_mode_ok after all options changed.
4773 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4774 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4775 -msimple-fpu flags. Add warning messages if single FP not configured.
4776 (rs6000_file_start): Output gnu_attribute for single-float.
4777 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4778 (rs6000_legitimize_address): Likewise.
4779 (rs6000_legitimize_reload_address): Likewise.
4780 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4781 TARGET_SINGLE_FLOAT.
4782 (function_arg_advance): Likewise.
4783 (function_arg): Likewise.
4784 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4785 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4786 TARGET_SINGLE_FLOAT.
4787 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4788 (rs6000_emit_prologue): Likewise.
4789 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4790 TARGET_SINGLE_FLOAT.
4791 (rs6000_libcall_value): Likewise.
4792 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4793 (TARGET_DOUBLE_FLOAT): New default to 1
4794 (TARGET_SIMPLE_FPU): New default to 0
4795 (TARGET_SINGLE_FPU): New default to 0
4796 (TARGET_SINGLE_FLOAT_MODE): New.
4797 (TARGET_DOUBLE_FLOAT_MODE): New.
4798 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4799 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4801 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4802 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4803 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4804 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4805 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4806 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4807 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4808 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4809 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4810 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4811 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4812 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4813 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4814 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4815 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4816 cmptf_internal1, *cmptf_internal2): Condition on
4817 TARGET_DOUBLE_FLOAT.
4818 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4819 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4820 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4821 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4822 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4823 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4824 TARGET_SINGLE_FLOAT.
4825 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4826 * config/rs6000/rs6000.opt (-msingle-float): New.
4827 (-mdouble-float): New.
4828 (-msimple-fpu): New.
4829 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4830 -msingle-float, -mdouble-float, -msimple-fpu options.
4831 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4832 _SOFT_DOUBLE for -msingle-float.
4833 * config.gcc: New config for target=powerpc-xilinx-eabi.
4835 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4837 * config/sparc/constraints.md: New file.
4838 * config/sparc/sparc.md: Include it.
4839 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4840 (sparc_extra_constraint_check): Delete.
4841 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4842 (memory_ok_for_ldd): New predicate.
4843 (sparc_extra_constraint_check): Delete.
4844 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4845 (CONST_OK_FOR_LETTER_P): Likewise.
4846 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4847 (EXTRA_CONSTRAINT): Likewise.
4849 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4851 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4853 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4855 * alias.c (find_base_value): Use FIND_BASE_TERM.
4856 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4858 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4860 * config/i386/i386.c: Include cselib.h.
4861 (ix86_pic_register_p): New function.
4862 (ix86_delegitimize_address): Use it to check for the PIC register.
4864 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4866 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4867 * config/i386/i386.c (ix86_find_base_term): Don't check for
4868 SYMBOL_REF and LABEL_REF.
4870 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4872 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4873 constant PLUS in a CONST.
4875 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4877 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4878 check for sibcall support for w64.
4880 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4882 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4884 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4886 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4887 parser_build_binary_op.
4888 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4889 * c-typeck.c (build_array_ref): Same.
4890 (parser_build_unary_op): New location argument.
4891 (pointer_diff): Pass location to build_binary_op,
4892 c_objc_common_truthvalue_conversion.
4893 (build_modify_expr): Same.
4894 (build_unary_op): New location argument.
4895 (build_binary_op): New location argument.
4896 (c_objc_common_truthvalue_conversion): Pass location to
4897 c_*common_truthvalue_conversion.
4898 * c-convert.c (convert): Same.
4899 * c-common.c (binary_op_error): New location argument.
4900 (pointer_int_sum): Pass location to build_binary_op.
4901 (c_common_truthvalue_conversion): New location argument.
4902 (warn_for_sign_compare): Same.
4903 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4904 binary_op_error, build_binary_op, warn_for_sign_compare.
4905 * c-parser.c (c_parser_condition): Pass location to
4906 c_*common_truthvalue_conversion.
4907 (c_parser_conditional_expression): Save condition's location and pass
4909 (c_parser_binary_expression): Same, but for the binary operator's
4911 (c_parser_omp_for_loop): Pass location to
4912 c_objc_common_truthvalue_conversion.
4914 2008-09-23 Martin Jambor <mjambor@suse.cz>
4916 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4917 (cgraph_node_remove_callees): New temporary f. Hold the next item
4919 (cgraph_node_remove_callers): Likewise.
4921 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4922 (ipa_node_removal_hook): Likewise.
4924 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4925 gimple_call_copy_skip_args and moved to the gimple_call section.
4926 * gimple.c (gimple_copy_call_skip_args): Renamed to
4927 gimple_call_copy_skip_args. Changed al users.
4929 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4931 * ira-color.c (start_allocno_priorities): Rename to
4932 setup_allocno_priorities. Use costs and
4933 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4934 range lengths. Get rid off doubles.
4935 (ira_fast_allocations): Call start_allocno_priorities.
4937 2008-09-22 David Daney <ddaney@avtrex.com>
4940 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4941 register if TARGET_LONG_CALLS.
4943 2008-09-22 Richard Guenther <rguenther@suse.de>
4945 PR tree-optimization/37145
4946 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4947 value-numbering union accesses with their offset and size only.
4948 (visit_reference_op_load): Fix simplification of inserted conversions.
4949 * tree-ssa-pre.c (find_or_generate_expression): Do not
4950 recursively generate expressions if running FRE.
4952 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4954 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4955 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4958 2008-09-22 Richard Guenther <rguenther@suse.de>
4960 PR tree-optimization/37145
4961 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4962 (phi_translate_1): Constant fold references.
4964 2008-09-22 Ira Rosen <irar@il.ibm.com>
4966 PR tree-optimization/37482
4967 * tree-vectorizer.h (struct _slp_instance): Add new field.
4968 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4969 (get_earlier_stmt): New function.
4970 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4972 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4973 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4974 asserts that GSI points to the scalar statement being vectorized.
4975 Set new statement location according to GSI.
4976 (vect_schedule_slp_instance): Use GSI of
4977 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4979 2008-09-21 Jan Hubicka <jh@suse.cz>
4981 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4982 (ipcp_insert_stage): Update dead_nodes bitmap.
4984 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4987 * config/i386/t-cygming (SHLIB_LC): Remove.
4988 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4989 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4991 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4995 * final.c (mark_symbol_ref_as_used): New helper function.
4996 (output_operand): Instead of just looking inside MEMs for
4997 SYMBOL_REFs, use new helper function and for_each_rtx.
4998 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4999 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5000 Make head comment more general.
5001 * config/darwin.c (machopic_output_indirection): Handle weak
5002 references here, like in assemble_external.
5004 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5006 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5007 (sparc_emit_float_lib_cmp): Change return type.
5008 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5009 (gen_compare_operator): New function.
5010 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5011 the comparison sequence. Minor tweaks.
5012 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5013 that the final operator and the result of sparc_emit_float_lib_cmp
5014 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5015 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5016 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5017 result of sparc_emit_float_lib_cmp match for software TFmode.
5018 (movqicc, movhicc, movsicc, movdicc): Merge into...
5019 (mov<I:mode>cc): ...this.
5020 (movsfcc, movdfcc, movtfcc): Merge into...
5021 (mov<F:mode>cc): ...this.
5022 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5024 (mov<I:mode>_cc_v9): ...this.
5025 (movdi_cc_sp64_trunc): Delete.
5026 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5027 movdi_cc_reg_sp64): Merge into...
5028 (mov<I:mode>_cc_reg_sp64): ...this.
5029 (movsf_cc_sp64): Rename into...
5030 (movsf_cc_v9): ...this.
5031 (movdf_cc_sp64): Rename into...
5032 (movdf_cc_v9): ...this.
5033 (movtf_cc_hq_sp64): Rename into...
5034 (movtf_cc_hq_v9): ...this.
5035 (movtf_cc_sp64): Rename into...
5036 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5038 2008-09-21 Diego Novillo <dnovillo@google.com>
5040 * doc/gccint.texi: Include generic.texi and gimple.texi.
5042 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5043 (GIMPLE): Move to gimple.texi.
5044 (Annotations): Remove references to to stmt_ann_t and
5046 (SSA Operands): Rename from 'Statement Operands'.
5047 * doc/generic.texi: New.
5048 * doc/gimple.texi: New.
5049 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5050 * Makefile.in (TEXI_GCCINT_FILES):
5051 * gimple.c (gimple_copy_call_skip_args): Rename from
5052 giple_copy_call_skip_args. Update all users.
5053 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5055 2008-09-21 Ira Rosen <irar@il.ibm.com>
5057 PR tree-optimization/37539
5058 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5059 statement in related statement field only for the first load of the
5060 group of loads with the same data reference.
5062 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5064 * config/mips/mips.h (TUNE_OCTEON): New macro.
5065 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5066 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5067 * config/mips/octeon.md: New file.
5068 * config/mips/mips.md: Include octeon.md. Restore
5069 semi-alphabetical order of include files.
5071 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5074 * config/i386/i386.md (*jcc_fused_1): Removed.
5075 (*jcc_fused_2): Likewise.
5076 (*jcc_fused_3): Likewise.
5077 (*jcc_fused_4): Likewise.
5079 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5081 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5082 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5083 * target.h (gcc_target): Add ira_cover_classes.
5084 * ira.c: Remove IRA_COVER_CLASSES guards.
5085 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5086 instead of IRA_COVER_CLASSES.
5087 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5088 (setup_class_translate): Likewise.
5089 (setup_reg_class_intersect_union): Likewise.
5090 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5091 test of targetm.ira_cover_classes.
5092 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5093 of IRA_COVER_CLASSES.
5094 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5095 (TARGET_INITIALIZER): Include it.
5096 * targhooks.h (default_ira_cover_classes): Declare.
5097 * targhooks.c (default_ira_cover_classes): New function.
5099 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5101 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5103 2008-09-19 Ian Lance Taylor <iant@google.com>
5105 * varasm.c (narrowing_initializer_constant_valid_p): Return
5106 NULL_TREE if ENDTYPE is not an integer.
5108 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5111 * tree-ssa.c (execute_update_addresses_taken): Also update
5112 DECL_GIMPLE_REG_P for vector and complex types.
5114 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5115 Jan Hubicka <jh@suse.cz>
5118 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5119 empty before freeing them.
5120 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5122 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5124 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5125 * config/xtensa/predicates.md (tls_symbol_operand): New.
5126 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5127 (TARGET_CANNOT_FORCE_MEM): Define.
5128 (xtensa_tls_symbol_p): New.
5129 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5130 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5131 (xtensa_tls_module_base): New.
5132 (xtensa_call_tls_desc): New.
5133 (xtensa_legitimize_tls_address): New.
5134 (xtensa_legitimize_address): Handle TLS symbols.
5135 (xtensa_tls_referenced_p_1): New.
5136 (xtensa_tls_referenced_p): New.
5137 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5139 (XTENSA_BUILTIN_THREAD_POINTER): New.
5140 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5141 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5142 builtin. Add declarations for __builtin_thread_pointer and
5143 __builtin_set_thread_pointer.
5144 (xtensa_fold_builtin): Recognize new builtins.
5145 (xtensa_expand_builtin): Expand new builtins.
5146 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5147 (TARGET_THREADPTR): Define.
5148 (HAVE_AS_TLS): Define default value.
5149 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5150 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5151 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5152 (UNSPECV_SET_TP): New.
5153 (sym_TPOFF, sym_DTPOFF): New.
5154 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5155 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5156 * configure: Regenerated.
5158 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5161 * config/ia64/ia64.c (ia64_optimization_options): Move
5162 checking and setting flag_schedule_insns_after_reload and
5163 ia64_flag_schedule_insns2 back to ...
5164 (ia64_override_options): Here.
5166 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5169 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5170 zero extend count after the correction to it is done.
5171 (doloop_optimize): Update call to doloop_modify, don't zero extend
5174 2008-09-18 Martin Jambor <mjambor@suse.cz>
5176 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5178 * ipa-prop.c: Correct comments.
5179 * ipa-prop.h: Likewise.
5181 2008-09-18 Jan Hubicka <jh@suse.cz>
5184 * ipa-reference.c (ipa_reference_local_vars_info_d,
5185 ipa_reference_global_vars_info_d,
5186 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5187 ipa_reference_vars_info_t): Move here from ipa-reference.h
5188 (node_duplication_hook_holder, node_removal_hook_holder): New.
5189 (get_reference_vars_info_from_cgraph): Rename to ...
5190 (get_reference_vars_info): ... this one, use cgraph uids.
5191 (get_local_reference_vars_info, get_global_reference_vars_info):
5192 Use cgraph instead of decl.
5193 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5195 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5196 ipa_reference_get_written_global,
5197 ipa_reference_get_not_written_global): Use cgraph argument.
5198 (check_call): Simplify avail check.
5199 (scan_stmt_for_static_refs): Update.
5200 (propagate_bits): Update.
5201 (merge_callee_local_info): Remove.
5202 (init_function_info): Use cgraph nodes.
5203 (clean_function_local_data): Break out from ...
5204 (clean_function): ... here.
5205 (copy_local_bitmap, copy_global_bitmap): New functions.
5206 (duplicate_node_data, remove_node_data): New functions.
5207 (generate_summary): Register hooks; use visibility instead of
5209 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5210 * ipa-reference.h (ipa_reference_local_vars_info_d,
5211 ipa_reference_global_vars_info_d,
5212 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5213 ipa_reference_vars_info_t): Move to ipa-reference.c
5214 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5216 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5217 ipa_reference_get_not_read_global,
5218 ipa_reference_get_not_written_global): Update prototype.
5219 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5220 (init_state): Remove.
5221 (node_duplication_hook_holder, node_removal_hook_holder): New.
5222 (get_function_state, set_function_state): Use VECtor.
5223 (analyze_function): Check body availability.
5224 (add_new_function): Likewise.
5225 (duplicate_node_data, remove_node_data): New.
5226 (generate_summary): Register hooks; do not care about clones.
5227 (propafate): Do not care about clones; recursive functions are
5229 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5230 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5231 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5233 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5234 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5235 Update call of ipa-reference accesors.
5237 2008-09-18 Simon Baldwin <simonb@google.com>
5239 * c-opts.c (c_common_handle_option): Add handling for
5240 -Wbuiltin-macro-redefined command line option.
5241 * c.opt: Added builtin-macro-redefined option.
5242 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5245 2008-09-18 Richard Guenther <rguenther@suse.de>
5247 PR tree-optimization/37258
5248 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5249 and signedness for integral types.
5250 (vn_phi_eq): Require compatible types.
5252 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5255 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5256 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5258 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5259 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5260 ggc_free other TREE_LIST nodes from that chain.
5261 * function.c (instantiate_decls): Instantiate also DECL_RTL
5262 of vars in cfun->local_decls, free that list afterwards.
5264 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5266 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5267 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5269 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5271 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5272 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5274 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5276 PR tree-optimization/37102
5277 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5278 from a node. Check to see if another PHI is dead.
5279 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5280 remove real PHIs which have no uses.
5281 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5283 2008-09-18 Richard Guenther <rguenther@suse.de>
5286 * tree-cfg.c (remove_useless_stmts_1): Remove
5287 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5289 2008-09-18 Nick Clifton <nickc@redhat.com>
5291 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5292 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5293 to frv_secondary_reload_class.
5294 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5295 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5296 (frv_secondary_reload_class): Omit unused parameter.
5297 (frv_secondary_reload): New function. Handle the case when
5298 secondary_reload_class() is called before the reload_(in|out)
5299 _optabs have been initialised.
5300 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5302 * config/frv/frv.md: Define an exclusion set between fr550_m0
5305 2008-09-18 Richard Guenther <rguenther@suse.de>
5307 PR tree-optimization/37456
5308 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5309 want to insert after ends a BB insert on the single fallthru
5312 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5314 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5315 Mention -march=z9-109, z9-ec and z10.
5317 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5319 PR rtl-optimization/37544
5320 * regrename.c (maybe_mode_change): Exit early when copy_mode
5321 is narrower than orig_mode and narrower than new_mode.
5323 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5326 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5328 * sched-rgn.c (ref_counts): Remove.
5329 (insn_referenced): New static variable.
5330 (INSN_REF_COUNT): Remove.
5331 (sched_run_compute_dependencies): Use insn_referenced instead of
5333 (add_branch_dependences): Likewise. Delete dead assignment.
5335 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5337 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5338 consumer is an asm. Add comment why this is important.
5339 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5340 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5342 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5344 * expr.c (emit_group_store): Do not shift before moving via a
5347 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5349 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5350 from aggregate to non-aggregate type if the bit pattern is not fully
5351 preserved afterwards.
5353 2008-09-17 Richard Guenther <rguenther@suse.de>
5355 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5356 (verify_gimple_assign): ... this. Split into ...
5357 (verify_gimple_assign_unary): ... this,
5358 (verify_gimple_assign_binary): ... that,
5359 (verify_gimple_assign_single): ... and this.
5360 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5361 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5362 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5363 (verify_types_in_gimple_reference): Be forgiving with
5365 (verify_gimple_phi): Deal with virtual operands.
5367 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5369 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5371 * tree.c (get_callee_fndecl): Don't call the language hook.
5372 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5373 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5374 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5376 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5378 * tree.c (protected_set_expr_location): Don't unnecessarily
5379 check for error_mark_node.
5381 2008-09-17 Art Haas <ahaas@impactweather.com>
5383 * ipa-reference.c (analyze_function): Declare step only if
5384 ENABLE_CHECKING is defined.
5386 2008-09-17 Jan Hubicka <jh@suse.cz>
5389 * tree.h (DECL_INLINE): remove.
5390 (DECL_DECLARED_INLINE_P): Update docs.
5391 (DECL_NO_INLINE_WARNING_P): new.
5392 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5393 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5395 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5396 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5399 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5402 2008-09-17 Jan Hubicka <jh@suse.cz>
5404 * ipa-reference.c (ipa_obstack): Remove.
5405 (local_info_obstack, global_info_obstack): New.
5406 (add_static_var): We now handle variables only.
5407 (mark_address_taken, mark_load, mark_store): New functions based on ...
5408 (check_operand): ... remove.
5409 (get_asm_stmt_operands): Rename to ...
5410 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5411 (scan_stmt_for_static_refs): Rewrite.
5412 (scan_op_for_static_refs): Rename to ...
5413 (scan_initializer_for_static_refs): do not look for VAR_DECL
5414 initializers; stop recursion on types and decls.
5415 (ipa_init): Use proper obstacks.
5416 (analyze_variable): Use scan_initializer_for_static_refs.
5417 (init_function_info): Use local obstack.
5418 (analyze_function): Simplify.
5419 (add_new_function): We don't need visited_nodes obstack.
5420 (generate_summary): Use proper obstacks; cleanup after propagation.
5422 2008-09-17 Richard Guenther <rguenther@suse.de>
5425 PR tree-optimization/37491
5426 * alias.c (get_alias_set): Use the canonical type.
5427 * tree-vect-transform.c (vectorizable_store): Use the type of
5428 the lhs for the vector type. Adjust checking.
5429 (vectorizable_load): Adjust checking.
5431 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5432 Adam Nemet <anemet@caviumnetworks.com>
5434 PR rtl-optimization/37483
5435 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5436 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5437 Rearrange code to better match the original comment. Check
5438 t_unconditional first. Improve comment.
5440 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5443 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5444 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5447 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5448 GIMPLE_TRY if cleanup sequence is empty.
5450 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5453 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5454 eliminate IV if the cost are the same.
5456 2008-09-16 Richard Guenther <rguenther@suse.de>
5459 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5462 2008-09-16 Richard Guenther <rguenther@suse.de>
5464 PR tree-optimization/37508
5465 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5467 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5469 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5471 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5473 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5474 use gen_floatdidf2 directly.
5475 (floatunssidf2): Likewise.
5476 (floatsidf_ppc64_mfpgpr): Remove.
5477 (floatsidf_ppc64): Remove.
5478 (floatunssidf_ppc64): Remove.
5480 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5482 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5483 rather than update_cost_queue.
5485 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5486 in every call starting with the second one, instead of only when
5487 alias_bitmap_obstack.elements != NULL.
5489 * tree-predcom.c (filter_suitable_components): Free all refs in
5490 act->refs vector before calling release_component.
5491 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5493 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5495 * tree-loop-linear.c (linear_transform_loops): Initialize
5496 lambda_obstack only after calling perfect_loop_nest_depth.
5497 Goto free_and_continue instead of just continue for later failures.
5500 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5503 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5505 2008-09-14 Andreas Schwab <schwab@suse.de>
5507 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5509 2008-09-14 Jan Hubicka <jh@suse.cz>
5511 * invoke.texi (-fconserve-stack): Document.
5512 * opts.c (decode_options): Handle conserve_stack.
5513 * common.opt (fconvserve_stack): New.
5515 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5517 * config.host: Add x-aix to host_xmake_file.
5518 * config/rs6000/t-aix52: Do not override LDFLAGS.
5519 * config/rs6000/x-aix: New file.
5521 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5527 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5528 is not recognized as a valid register usage. Allow REG_X to be used
5530 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5531 forces a reload when using a base register.
5533 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5535 * config/i386/cygming-crtend.c (register_frame_ctor): If
5536 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5537 directly with atexit.
5538 (deregister_frame_ctor): Rename to ...
5539 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5540 if !DEFAULT_USE_CXA_ATEXIT.
5542 2008-09-13 Jan Hubicka <jh@suse.cz>
5544 * cgraph.c: Include value-prof.h
5545 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5547 2008-09-13 Jan Hubicka <jh@suse.cz>
5550 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5551 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5552 tree_gen_one_value_profiler, tree_gen_average_profiler,
5553 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5555 2008-09-13 Jan Hubicka <jh@suse.cz>
5557 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5558 too many bytes on misalligned blocks.
5560 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5562 * doc/cfg.texi: Fix some typos.
5563 * doc/extend.texi: Likewise.
5564 * doc/install.texi: Likewise.
5565 * doc/invoke.texi: Likewise.
5566 * doc/rtl.texi: Likewise.
5567 * doc/tree-ssa.texi: Likewise.
5569 2008-09-13 Richard Guenther <rguenther@suse.de>
5572 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5573 gimple stores for memory rhs.
5575 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5577 PR rtl-optimization/37489
5578 * cse.c (fold_rtx): Don't return const_true_rtx for float
5579 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5581 2008-09-13 Jan Hubicka <jh@suse.cz>
5583 PR tree-optimization/37392
5584 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5586 2008-09-13 Martin Jambor <mjambor@suse.cz>
5587 Jan Hubicka <jh@suse.cz>
5589 * cgraph.c (free_edges): New variable.
5590 (NEXT_FREE_EDGE): New macro.
5591 (cgraph_free_edge): New function.
5592 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5593 (cgraph_node_remove_callees): Likewise.
5594 (cgraph_node_remove_callers): Likewise.
5595 (cgraph_create_edge): Reuse edges from the free list. Do not
5596 update uid if doing so.
5597 (cgraph_remove_*_hook): Add free call.
5599 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5601 * ira-color.c (conflict_allocno_vec): Delete.
5602 (update_cost_queue_elem): New structure.
5603 (update_cost_queue): New variable.
5604 (update_cost_queue_tail): Likewise.
5605 (update_cost_queue_elems): Likewise.
5606 (allocno_update_cost_check): Delete.
5607 (initiate_cost_update): Allocate update_cost_queue_elems
5608 instead of allocno_update_cost_check.
5609 (finish_cost_update): Update the free()s accordingly.
5610 (start_update_cost): New function.
5611 (queue_update_cost): Likewise.
5612 (get_next_update_cost): Likewise.
5613 (update_copy_costs_1): Inline into...
5614 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5615 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5616 once we've established they are equal. Don't allocate update
5617 costs if there is nothing to add to them.
5618 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5619 DIVISOR arguments. Use a queue instead of recursive calls;
5620 process all the allocnos in the initial queue, rather than
5622 (assign_hard_reg): Use queue_update_cost instead of
5623 conflict_allocno_vec. Queue coalesced allocnos instead
5624 of calling update_conflict_hard_regno_costs for each one.
5625 Just call update_conflict_hard_regno_costs once for the
5627 (ira_color): Remove conflict_allocno_vec handling.
5629 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5631 PR tree-optimization/37484
5632 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5633 (save_var_name): Same.
5634 (initialize_cloog_names): Same.
5635 (initialize_cloog_names): Same.
5637 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5639 * tree-scalar-evolution.c (set_instantiated_value): Set
5642 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5646 * ira-build.c (common_loop_tree_node_dominator): Remove.
5647 (copy_live_ranges_to_removed_store_destinations): New function.
5648 (regno_top_level_allocno_map): Move to top level from ...
5649 (ira_flattening): ... here. Use
5650 copy_live_ranges_to_removed_store_destinations.
5652 * ira-emit.c (generate_edge_moves): Fix a comment.
5654 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5657 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5658 scratch register after 'set' pattern.
5660 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5662 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5663 information passed to mark_reg_pointer.
5664 * explow.c (force_reg): Likewise.
5666 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5668 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5669 when building for the celledp architecture.
5671 2008-09-12 Richard Guenther <rguenther@suse.de>
5673 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5675 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5677 PR rtl-optimization/37424
5678 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5679 the regnos instead of the addresses.
5681 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5683 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5685 2008-09-11 Richard Guenther <rguenther@suse.de>
5687 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5688 entering the weaker equivalence recording.
5690 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5692 2008-09-11 Jeff Law <law@redhat.com>
5694 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5695 by assign_stack_local on the IRA path for stack slot sharing
5696 as well as the non-IRA path.
5698 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5700 * config/i386/i386.h: Fix whitespace issues.
5702 2008-09-11 Martin Jambor <mjambor@suse.cz>
5704 * ipa-prop.h (struct ipa_param_flags): Removed.
5705 (struct ipa_param_descriptor): New structure.
5706 (struct ipa_node_params): ipcp_lattices, param_decls and
5707 param_flags moved to ipa_param_description.
5708 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5709 descriptors. Renamed all users.
5710 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5711 changed to access descriptors. Renamed all users.
5712 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5713 to access descriptors. Renamed all users.
5714 * ipa-cp.c (ipcp_init_cloned_node): Call
5715 ipa_initialize_node_params instead of ipa_count_formal_params and
5716 ipa_create_param_decls_array.
5717 (ipcp_analyze_node): Likewise.
5718 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5719 descriptors. Renamed all users.
5720 (ipcp_initialize_node_lattices): Remove allocation.
5721 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5722 ipa_initialize_node_params instead of ipa_count_formal_params and
5723 ipa_create_param_decls_array.
5724 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5725 ipa_populate_param_decls, made static, added parameter info,
5726 renamed mt to node, removed allocation, changed to use
5728 (ipa_count_formal_params): Made static, added parameter info,
5730 (ipa_initialize_node_params): New function.
5731 (ipa_check_stmt_modifications): Changed to use descriptors.
5732 (ipa_detect_param_modifications): Removed allocation, changed to
5734 (ipa_note_param_call): Changed to use descriptors.
5735 (ipa_analyze_params_uses): Removed allocation.
5736 (ipa_free_node_params_substructures): Changed to use descriptors.
5737 (ipa_edge_duplication_hook): Use the unused attribute.
5738 (ipa_node_duplication_hook): Use the unused attribute, changed to
5739 use descriptors, changed to duplicate descriptors.
5741 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5742 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5743 indirect inlining. Made static.
5744 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5745 functions called only once.
5746 (cgraph_decide_recursive_inlining): Don't call
5747 ipa_propagate_indirect_call_infos, pass new_edges to
5748 cgraph_mark_inline_edge instead.
5749 (cgraph_decide_inlining_of_small_functions): Don't call
5750 ipa_propagate_indirect_call_infos, pass new_edges to
5751 cgraph_mark_inline_edge instead.
5752 (cgraph_decide_inlining): Don't call
5753 ipa_propagate_indirect_call_infos.
5754 * ipa-prop.c: Check that vectors are allocated.
5756 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5757 iff a new cgraph edges have been created.
5758 (cgraph_decide_inlining): New variable redo_always_inline.
5759 Flattening and always_inlining loop until callgraph stabilizes.
5760 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5761 true iff new cgraph edges have been created.
5762 (propagate_info_to_inlined_callees): Likewise.
5763 (ipa_propagate_indirect_call_infos): Likewise.
5765 2008-09-11 Richard Guenther <rguenther@suse.de>
5767 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5768 (set_prologue_iterations): Likewise.
5769 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5771 (vect_update_init_of_dr): Likewise.
5772 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5774 * fold-const.c (fold_unary): Do not generate calculations
5777 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5779 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5780 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5781 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5783 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5785 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5786 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5787 before finalizing the changes.
5788 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5790 (simplify_truth_ops_using_ranges): New.
5791 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5792 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5793 whether a simplification was made.
5794 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5795 use a switch statement and also call simplify_truth_ops_using_ranges.
5797 2008-09-11 Jan Hubicka <jh@suse.cz>
5799 * ggc-common.c (loc_array): Make static.
5800 * dce.c (rest_of_handle_ud_dce): Free worklist.
5802 2008-09-11 Jan Hubicka <jh@suse.cz>
5804 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5805 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5806 function so we are sure we do not dangle it forever.
5807 * function.c (outer_function_chain, find_function_data): Remove.
5808 (function_context_stack): New.
5809 (push_function_context, pop_function_context): Update.
5810 * function.h (struct function): Remove pointer outer.
5811 (outer_function_chain, find_function_data): Remove.
5812 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5814 2008-09-11 Jan Hubicka <jh@suse.cz>
5817 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5819 2008-09-11 Jan Hubicka <jh@suse.cz>
5821 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5823 2008-09-11 Jan Hubicka <jh@suse.cz>
5825 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5826 (free_var_map_entry): New function.
5827 (redirect_edge_var_map_destroy): Use it.
5829 2008-09-11 Jan Hubicka <jh@suse.cz>
5832 * tree-inline.c (add_lexical_block): Replace with ...
5833 (prepend_lexical_block): ... prepend at begginig.
5834 (remap_blocks): Use it and reverse later.
5835 (expand_call_inline): Use prepend_lexical_block.
5837 2008-09-11 Jan Hubicka <jh@suse.cz>
5839 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5841 2008-09-11 Jan Hubicka <jh@suse.cz>
5843 * function.c (free_after_compilation): Call insn_locators_free.
5844 * cfglayout.c (insn_locators_free): New function.
5845 * rtl.h (insn_locators_free): Declare.
5847 2008-09-11 Jan Hubicka <jh@suse.cz>
5849 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5851 (cond_move_process_if_block): Update call.
5853 2008-09-11 Jan Hubicka <jh@suse.cz>
5855 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5856 * vec.c: Include hashtab.h
5857 (vec_descriptor, ptr_hash_entry): New structures.
5858 (vec_desc_hash, vec_ptr_map): New static variables.
5859 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5860 register_overhead, free_overhead, vec_heap_free): New functions.
5861 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5862 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5863 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5866 2008-09-11 Ira Rosen <irar@il.ibm.com>
5868 PR tree-optimization/37474
5869 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5870 length of load permutation.
5872 2008-09-11 Andreas Schwab <schwab@suse.de>
5874 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5876 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5879 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5880 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5881 simplify_gen_subreg.
5883 2008-09-11 Ira Rosen <irar@il.ibm.com>
5885 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5888 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5891 * gimplify.c (gimplify_body): Call default_rtl_profile.
5894 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5895 instead of tok->val.node if not expanding to something else. Handle
5896 intervening CPP_PADDING tokens.
5897 (altivec_categorize_keyword): Remove unneeded comparisons.
5899 2008-09-10 Richard Guenther <rguenther@suse.de>
5901 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5903 2008-09-10 Richard Guenther <rguenther@suse.de>
5906 * tree-inline.c (insert_init_stmt): Make sure to not
5907 insert invalid gimple stores.
5909 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5911 PR tree-optimization/37388
5912 * toplev.c (process_options): Fail and warn when graphite
5913 flags are used, but the compiler has not been configured
5914 with graphite libraries.
5915 * graphite.c (graphite_transform_loops): Remove printfs
5916 to dump_file for the case when graphite is not available.
5918 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5921 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5922 the even element into register.
5923 (ix86_expand_vector_init_general): Don't use
5924 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5925 if we can't move from GPR to SSE register directly.
5927 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5929 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5930 not lose track of the number of NOPs needed. Number of NOPs needed
5931 for sync vs. loads workaround was switched; corrected. Run second
5932 pass for all workarounds. No NOPs needed after call insns. Change
5933 second pass to use find_next_insn_start and find_load helpers in order
5934 to properly detect parallel insns.
5935 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5937 2008-09-10 Jan Hubicka <jh@suse.cz>
5939 * value-prof.c (gimple_ic): Fix tuplification bug.
5940 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5943 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5945 PR tree-optimization/37353
5946 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5947 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5948 calls instead of cond_dead_built_in_calls.
5949 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5950 initalize the vector only before adding first entry. Use VEC_safe_push
5951 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5952 shrink_wrap_conditional_dead_built_in_calls call.
5954 2008-09-10 Ira Rosen <irar@il.ibm.com>
5956 PR tree-optimization/37385
5957 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5958 argument, and use it as a vector type if not NULL.
5959 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5961 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5962 additional argument.
5963 (vectorizable_load): Likewise.
5965 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5967 * config/i386/i386.md (SWI32): New mode iterator.
5968 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5971 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5973 PR rtl-optimization/37435
5974 * caller-save.c (insert_restore, insert_save): Check the mode by
5977 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5980 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5982 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5985 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5987 * doc/invoke.texi (ARM Options): Correct errors in discussion
5988 of -mfloat-abi, -mhard-float, and -msoft-float.
5990 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5991 Jan Hubicka <jh@suse.cz>
5994 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5995 calling gimple_regimplify_operands on it. Iterate over all newly
5996 added statements, not just the last one.
5997 (insert_init_stmt): Insert stmt into seq first, then call
5998 gimple_regimplify_operands on it. Don't create new gimplification
5999 context, nor find referenced vars.
6001 2008-09-09 Jakub Jelinek <jakub@redhat.com>
6004 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6005 to pointer to vector pointer.
6006 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6007 propagate_info_to_inlined_callees): Likewise.
6008 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6009 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6010 ipa_check_create_edge_args.
6011 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6012 argument to pointer to vector pointer.
6013 (cgraph_decide_inlining_of_small_function): Adjust
6014 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6018 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6019 optimizing for size, not speed.
6021 PR rtl-optimization/37408
6022 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6023 if parm is promoted.
6025 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6027 PR tree-optimization/37375
6028 * tree-scalar-evolution.c (scev_info_str): Add field
6030 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6031 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6032 set_instantiated_value): Pass instantiated_below.
6033 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6035 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6036 the definitions are not instantiated.
6038 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6039 (block_before_loop): New.
6040 * tree-data-ref.c (dr_analyze_indices): Update uses of
6042 * graphite.c (block_before_scop): New.
6043 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6044 basic block, not a loop for determining the parameters.
6045 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6047 (idx_record_params, find_params_in_bb, find_scop_parameters,
6048 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6049 to instantiate_scev.
6051 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6053 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6057 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6059 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6060 Check zero freq and increase if necessary.
6062 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6064 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6065 regno is in the right range. Add comments.
6067 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6069 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6071 * mips-tfile.c (copy_object): Cast alloca result to int *.
6072 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6074 Rename class to sclass.
6075 (read_tfile): Cast read_seek return values to proper types.
6076 Cast xcalloc return value to proper type.
6078 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6080 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6081 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6082 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6084 2008-09-09 Jan Hubicka <jh@suse.cz>
6086 * profile.c (is_edge_inconsistent): Add debug output; ignore
6087 negative count on fake edges.
6088 (is_inconsistent): Add debug output.
6090 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6092 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6094 (choose_ready): When first insn is chosen from the ready list, also
6097 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6099 PR rtl-optimization/37360
6100 * haifa-sched.c (max_issue): Do not assert that we never issue more
6101 insns than issue_rate. Add comment.
6103 2008-09-09 Richard Guenther <rguenther@suse.de>
6105 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6106 (verify_types_in_gimple_call): Rename to ...
6107 (verify_gimple_call): ... this. Enhance.
6108 (verify_types_in_gimple_cond): Remove.
6109 (verify_gimple_comparison): New function ...
6110 (verify_types_in_gimple_assign): ... split out from here.
6111 (verify_types_in_gimple_return): Rename to ...
6112 (verify_gimple_return): ... this. Enhance.
6113 (verify_types_in_gimple_switch): Rename to ...
6114 (verify_gimple_switch): ... this. Enhance.
6115 (verify_gimple_goto): New function.
6116 (verify_types_in_gimple_phi): Rename to ...
6117 (verify_gimple_phi): ... this. Enhance.
6118 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6119 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6120 (verify_types_in_gimple_seq_2): Remove cases handled in
6121 verify_types_in_gimple_stmt.
6123 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6125 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6126 (push_multiple_operation, pop_multiple_operation): Set it.
6127 (workaround_rts_anomaly): New function.
6128 (workaround_speculation): New function, broken out of bfin_reorg.
6129 (bfin_reorg): Call the new functions.
6131 2008-09-09 Richard Guenther <rguenther@suse.de>
6135 * gimplify.c (gimplify_conversion): Change conversions of
6136 non-register type to VIEW_CONVERT_EXPRs.
6137 (gimplify_addr_expr): If we need to make the operand
6138 addressable make sure to use a properly initialized
6139 temporary for that so it gets a valid gimple store.
6141 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6143 * function.h (struct function): Add function_start_locus.
6144 * cfgexpand.c (gimple_expand_cfg): Use it.
6145 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6147 2008-09-09 Richard Guenther <rguenther@suse.de>
6149 PR tree-optimization/37433
6150 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6153 2008-09-09 Richard Guenther <rguenther@suse.de>
6155 PR tree-optimization/37387
6156 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6157 and bits to a common type.
6159 2008-09-09 Nick Clifton <nickc@redhat.com>
6161 * config/v850/v850.md (return): Restore frame size restriction.
6163 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6165 * c-common.c (c_expand_decl): Remove.
6166 * c-common.h (anon_aggr_type_p): Remove prototype.
6167 (DECL_ANON_UNION_ELEMS): Remove.
6168 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6169 * c-decl.c (anon_aggr_type_p): Remove.
6170 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6171 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6172 * langhooks.h (struct lang_hooks): Remove expand_decl.
6173 * langhooks.c (lhd_expand_decl): Remove.
6174 * stmt.c (expand_anon_union_decl): Remove.
6175 * tree.h (expand_anon_union_decl): Remove prototype.
6177 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6180 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6182 * config/avr/avr.md (QISI) : Define mode iterator.
6183 (negated_tst<mode>) : Redefine as split using mode macro.
6184 (reversed_tstqi): Define insn as reversed compare with zero.
6185 (reversed_tsthi): Ditto.
6186 (reversed_tstsi): Ditto.
6188 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6191 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6192 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6195 * predict.c (optimize_function_for_size_p): Don't segfault if
6197 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6198 tree_swap_operands_p): Don't test cfun != NULL before calling
6199 optimize_function_for_s*_p.
6201 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6203 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6206 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6208 * crx/crx.h (IRA_COVER_CLASSES): Define.
6210 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6213 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6214 even when a stmt has been gimple_modified_p, but after fold_stmt is
6215 not any longer. Remove unneeded may_have_exposed_new_symbols
6218 2008-09-08 Richard Guenther <rguenther@suse.de>
6220 PR tree-optimization/37421
6221 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6224 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6227 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6229 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6232 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6233 * pa-hpux10.h (LINK_SPEC): Likewise.
6234 * pa-hpux11.h (LINK_SPEC): Likewise.
6236 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6238 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6239 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6241 2008-09-07 Helge Deller <deller@gmx.de>
6243 * pa/linux-atomic.c: New file.
6244 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6245 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6247 2008-09-07 Richard Guenther <rguenther@suse.de>
6248 Ira Rosen <irar@il.ibm.com>
6250 PR tree-optimization/36630
6251 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6252 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6254 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6255 Ira Rosen <irar@il.ibm.com>
6257 PR tree-optimization/35642
6258 * config/rs6000/altivec.md (mulv8hi3): Implement.
6260 2008-09-06 Jeff Law <law@redhat.com>
6262 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6264 2008-09-06 Jan Hubicka <jh@suse.cz>
6266 PR tree-optimization/14703
6267 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6269 * passes.c (init_optimization_passes): Recompute inline parameters.
6271 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6273 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6276 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6277 Peter Fuerst <post@pfrst.de>
6279 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6280 * doc/extend.texi: Document __builtin_mips_cache.
6281 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6282 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6283 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6284 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6285 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6286 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6287 (set_push_mips_isas): New variable.
6288 (mips_r10k_cache_barrier): New variable.
6289 (cache): New availability predicate.
6290 (mips_builtins): Add an entry for __builtin_mips_cache.
6291 (mips_build_cvpointer_type): New function.
6292 (MIPS_ATYPE_CVPOINTER): New macro.
6293 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6295 (r10k_simplified_address_p, r10k_simplify_address)
6296 (r10k_uncached_address_p, r10k_safe_address_p)
6297 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6298 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6299 (r10k_insert_cache_barriers): New functions.
6300 (mips_reorg_process_insns): Delete cache barriers after a
6301 branch-likely instruction.
6302 (mips_reorg): Call r10k_insert_cache_barriers.
6303 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6304 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6305 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6306 (mips_cache, r10k_cache_barrier): New define_insns.
6308 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6310 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6311 * ira-color.c (setup_allocno_left_conflicts_num): Use
6312 hard_reg_set_equal_p instead of a comparison with
6313 ira_zero_hard_reg_set.
6314 * ira.c (setup_reg_subclasses): Likewise.
6315 (setup_cover_and_important_classes): Likewise.
6316 (setup_class_translate): Likewise.
6317 (setup_reg_class_intersect_union): Likewise.
6318 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6319 (ira_init_once): Don't initialize them.
6321 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6323 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6325 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6327 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6329 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6331 Improved branch hints, safe hints, and scheduling.
6333 * haifa-sched.c (sched_emit_insn) : Define.
6334 * sched-int.h (sched_emit_insn) : Add prototype.
6335 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6336 -mhint-max-distance -msafe-hints) : Document.
6337 * config/spu/spu.c (spu_flag_var_tracking): New.
6338 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6339 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6340 TARGET_ASM_FILE_START): Define.
6341 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6342 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6343 (spu_emit_branch_hint): Add blocks argument.
6344 (insert_branch_hints, insert_nops): Remove.
6345 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6346 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6347 spu_sched_reorder, asm_file_start): New functions.
6348 (clock_var, spu_sched_length, pipe0_clock,
6349 pipe1_clock, prev_clock_var, prev_priority,
6350 spu_ls_first, prev_ls_clock): New static variables.
6351 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6352 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6353 (nopn_nv): Add a non-volatile version of nop.
6354 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6355 -mhint-max-distance, -msafe-hints): New options.
6357 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6358 Samuel Tardieu <sam@rfc1149.net>
6360 * opts.c (decode_options): Combine nested if statements.
6363 * opts.c (decode_options): Handle more relationships among
6364 unit-at-a-time, toplevel-reorder, and section-anchors.
6366 2008-09-05 David Daney <ddaney@avtrex.com>
6368 * doc/install.texi (--enable-reduced-reflection): Document new option.
6370 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6372 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6374 (constantpool_operand): New.
6375 (move_operand): Disallow sub-word modes for the constant pool.
6376 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6377 (xtensa_secondary_reload_class): Replace with....
6378 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6379 Set icode for sub-word reloads from the constant pool.
6380 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6381 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6382 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6383 * config/xtensa/xtensa-protos.h: Update prototypes.
6385 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6387 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6388 (REG_CLASS_NAMES): Update.
6389 (REG_CLASS_CONTENTS): Update.
6390 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6391 of ALL_REGS for regs 77 and 78.
6392 * function.c (instantiate_virtual_regs_in_insn): Assert that
6393 return value of simplify_gen_subreg is not NULL.
6395 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6397 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6398 (gen_rtvec_v): Fix coding standards.
6400 2008-09-04 Jan Hubicka <jh@suse.cz>
6402 * i386.c (decide_alg): Be more conservative about optimizing for size.
6404 2008-09-04 Ian Lance Taylor <iant@google.com>
6406 * varasm.c (narrowing_initializer_constant_valid_p): New
6408 (initializer_constant_valid_p): Call it.
6410 2008-09-04 Jeff Law <law@redhat.com>
6412 * fold-const.c (native_encode_real): Fix computation of WORDS.
6413 (native_interpret_real): Likewise.
6415 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6417 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6419 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6421 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6422 that the cost is already taken into account in ira-costs.c
6424 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6426 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6427 ira_debug_copies): New.
6428 (ira_bulid): Call print_copies.
6430 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6432 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6435 * config/rs6000/rs6000.c (optimization_options): Remove check of
6436 flag_toplevel_order.
6438 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6440 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6441 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6442 second operand is a reg_imm10_operand.
6443 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6444 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6445 (*seq_<GPR:mode><GPR2:mode>): Rename to
6446 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6448 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6449 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6451 (*sne_<GPR:mode><GPR2:mode>): Rename to
6452 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6455 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6457 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6458 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6459 combining an arithmetic right shift by more than 31 and a
6460 trunction. Don't match for out-of-range shift amounts. Set
6461 attribute mode to <MODE>.
6462 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6463 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6464 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6465 shifts by less than 32.
6466 (extv): Change predicate on first operand to accept registers.
6467 Change predicate of the other operands from immediate_operand to
6468 const_int_operand. Expand exts when source is a register.
6469 (extzv): Change predicate of the constant operands from
6470 immediate_operand to const_int_operand.
6471 (extzv<mode>): Change predicate of the constant operands from
6472 immediate_operand to const_int_operand and no constraint. Also
6474 (*extzv_trunc<mode>_exts): New pattern.
6476 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6478 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6479 * config/mips/mips-protos.h (mask_low_and_shift_p,
6480 mask_low_and_shift_len): Declare.
6481 * config/mips/mips.c (mask_low_and_shift_p,
6482 mask_low_and_shift_len): New functions.
6483 (mips_print_operand): Handle new operand prefix "m".
6484 * config/mips/mips.md (*cins<mode>): New pattern.
6486 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6488 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6489 optimizing for size.
6491 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6493 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6494 regardless of epilogue_completed.
6496 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6499 * ira-lives.c (process_bb_node_lives): Check setjmp.
6501 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6504 * ira-build.c (form_loop_tree): Reverse BB walk.
6505 (create_bb_allocnos): Likewise.
6506 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6507 (mark_reg_store): Rename to...
6508 (mark_ref_live): ...this and take a df_ref argument instead of
6509 note_stores arguments. Assert that we have a register.
6510 (mark_reg_clobber): Delete.
6511 (def_conflicts_with_inputs_p): New function.
6512 (mark_reg_conflicts): Delete.
6513 (mark_reg_death): Rename to...
6514 (mark_ref_dead): ...this and take a df_ref argument instead of
6515 a register. Assert that we have a register.
6516 (process_bb_node_lives): Hoist frequency calculation out of
6517 instruction walk. Convert from a forwards scan to a backwards scan.
6518 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6519 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6520 (create_allocno_live_ranges): Don't create regs_set.
6522 2008-09-04 Ian Lance Taylor <iant@google.com>
6524 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6525 or REG_LABEL_TARGET.
6526 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6527 comparing MODE with MEM.
6528 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6529 comparing with GF_PREDICT_TAKEN.
6530 (gimple_get_lhs): Change code to enum gimple_code.
6531 (gimple_set_lhs): Likewise.
6532 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6533 * omp-low.c (find_omp_clause): Change kind parameter to enum
6535 * tree-flow.h (find_omp_clause): Update declaration.
6536 * regrename.c (clear_dead_regs): Change kind parameter to enum
6538 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6540 * see.c (see_get_extension_data): Change return type to enum
6541 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6542 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6543 (see_gen_normalized_extension): Change extension_code parameter to
6545 (see_seek_pre_extension_expr): Change extension_code to enum
6547 (see_merge_one_def_extension): Likewise.
6548 (see_handle_relevant_defs): Likewise.
6549 (see_handle_relevant_uses): Likewise.
6550 (see_analyze_one_def): Likewise.
6551 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6552 GIMPLE_ASM rather than ASM_EXPR.
6553 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6554 GIMPLE_RETURN rather than RETURN_EXPR.
6555 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6556 (evaluate_stmt): Likewise.
6557 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6558 to enum vect_relevant.
6559 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6560 compare gimple codes with tree codes.
6562 2008-09-04 Paul Brook <paul@codesourcery.com>
6564 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6566 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6568 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6569 pointer check lost in the recent no-unit-at-a-time patch.
6571 2008-09-04 Jan Hubicka <jh@suse.cz>
6574 * tree-switch-conversion.c (check_final_bb): Accept only IP
6577 2008-09-04 Jan Hubicka <jh@suse.cz>
6579 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6581 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6582 using_ranges argument.
6583 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6584 (vrp_visit_cond_stmt): Update call of
6585 vrp_evaluate_conditional_warnv_with_ops
6587 2008-09-04 Jan Hubicka <jh@suse.cz>
6589 PR tree-optimization/37345
6590 PR tree-optimization/37358
6591 PR tree-optimization/37357
6592 * tree.c (build_function_type_skip_args): Build distinct type copy;
6594 (build_function_decl_skip_args): Set type of new decl not orig decl;
6595 clear DECL_VINDEX for methods turned into functions.
6597 2008-09-04 Nick Clifton <nickc@redhat.com>
6599 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6600 * configure: Regenerate.
6601 * config.in: Regenerate.
6602 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6603 alignment field, if it is supported.
6605 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6607 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6610 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6612 * config/rs6000/rs6000.c (processor_target_table): Do not
6613 enable VMX for POWER6.
6615 2008-09-03 Anton Blanchard <anton@samba.org>
6617 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6618 emit memory barrier before operation.
6620 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6623 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6624 default_elf_asm_output_external.
6626 2008-09-03 Jeff Law <law@redhat.com>
6628 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6630 2008-09-03 Richard Henderson <rth@redhat.com>
6632 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6633 memory barrier to below the test-and-set.
6634 (alpha_split_lock_test_and_set_12): Likewise.
6636 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6640 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6643 * ira-color.c (print_loop_title): Use all_allocnos.
6644 (color_pass): Ditto. Don't add border_allocnos. Check that
6645 subloop allocno in the correspdoning bitmap all_allocnos.
6647 * ira-emit.c (change_loop): Use all_allocnos.
6649 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6650 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6651 (create_cap_allocno): Remove setting mentioned_allocnos.
6652 (create_insn_allocnos): Ditto.
6653 (remove_unnecessary_allocnos): Use all_allocnos.
6654 (check_allocno_creation): Check that allocnos are in the
6655 corresponding bitmap all_allocnos.
6657 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6661 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6662 (process_regs_for_copy): Process subregs. Refine check when cost
6663 is taken into account in ira-costs.c.
6664 (process_reg_shuffles): Use REG_SUBREG_P.
6665 (add_insn_allocno_copies): Ditto. Ignore modes.
6667 * ira-color.c (conflict_allocno_vec): New.
6668 (COST_HOP_DIVISOR): New macro.
6669 (update_copy_costs_1): Use it.
6670 (update_conflict_hard_regno_costs): New function.
6671 (assign_hard_reg): Use it.
6672 (ira_color): Allocate and free conflict_allocno_vec.
6674 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6678 * ira-int.h (ira_sort_insn_chain): Remove.
6680 * ira.c (basic_block_order_nums, chain_insn_order,
6681 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6682 (ira): Don't call ira_sort_insn_chain.
6684 * reload1.c (reload): Don't call ira_sort_insn_chain.
6686 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6689 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6690 which become non throw.
6691 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6692 update_call_expr after updating the flags on the decl.
6694 2008-09-03 Jan Hubicka <jh@suse.cz>
6696 PR tree-optimization/37315
6697 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6698 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6699 (cgraph_analyze_functions): Use node->analyzed
6700 (cgraph_mark_functions_to_output): Likewise.
6701 (cgraph_expand_function): All functions can be released after
6703 (cgraph_optimize): Use gimple_has_body_p.
6704 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6705 (cgraph_decide_inlining_incrementally): Likewise.
6706 (inline_transform): Inline transform.
6707 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6709 (inlinable_function_p): Drop gimple_body check.
6710 (expand_call_inline): Use gimple_has_body_p.
6711 * gimple.c (gimple_has_body_p): New.
6712 * gimple.h (gimple_has_body_p): Add prototype.
6713 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6714 (dump_function_to_file): Use gimple_has_body_p check.
6716 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6719 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6721 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6723 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6725 From Michael Frysinger <michael.frysinger@analog.com>
6726 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6727 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6730 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6733 * doc/extend.texi: Document picoChip builtin functions.
6734 * doc/invoke.texi: Document picoChip options.
6735 * doc/contrib.texi: Add picoChip contribution.
6736 * doc/md.texi: Document picoChip constraints.
6737 * config.gcc: Add picochip-*-*.
6738 * config/picochip/: Add new port.
6740 2008-09-03 Richard Guenther <rguenther@suse.de>
6742 PR tree-optimization/37328
6743 * tree-sra.c (sra_build_assignment): Gimplify properly.
6744 (generate_copy_inout): Take the correct stmt as definition,
6745 remove bogus assert.
6747 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6749 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6752 From Michael Frysinger <michael.frysinger@analog.com>
6753 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6755 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6757 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6758 (__gthread_setspecific): Revert 2008-08-31 change to
6759 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6761 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6763 * diagnostic.c (error_at): New.
6764 * toplev.h (error_at): New prototype.
6765 * c-typeck.c (build_array_ref): Call error_at instead of error.
6766 Pass location to pedwarn.
6768 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6770 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6772 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6774 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6775 VAR_DECL and CONST_DECL.
6777 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6778 Jakub Jelinek <jakub@redhat.com>
6780 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6781 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6782 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6783 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6784 Don't set ix86_save_varrargs_registers.
6785 (ix86_setup_incoming_varargs): Assume cum != NULL.
6786 (ix86_va_start): Check ix86_varargs_gpr_size and
6787 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6788 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6789 from frame pointer if ix86_varargs_gpr_size == 0.
6790 (ix86_compute_frame_layout): Updated.
6791 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6792 (ix86_varargs_gpr_size): Define.
6793 (ix86_varargs_fpr_size): Likewise.
6794 (machine_function): Remove save_varrargs_registers.
6795 Add varargs_gpr_size and varargs_fpr_size.
6797 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6799 * config/alpha/alpha.c (va_list_skip_additions,
6800 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6801 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6804 PR tree-optimization/36766
6805 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6806 for already removed basic blocks.
6809 * real.c (real_maxval): Clear a lower bit to make real_maxval
6810 match get_max_float for IBM long double format.
6812 2008-09-02 Andreas Schwab <schwab@suse.de>
6814 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6815 * configure: Regenerate.
6817 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6819 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6820 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6821 checking for a non-VOID CONSTANT_P.
6823 2008-09-02 Jan Hubicka <jh@suse.cz>
6825 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6826 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6829 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6831 * expr.c (emit_group_store): Don't assert stack temp mode size.
6833 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6834 Tobias Grosser <grosser@fim.uni-passau.de>
6835 Jan Sjodin <jan.sjodin@amd.com>
6836 Harsha Jagasia <harsha.jagasia@amd.com>
6837 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6838 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6839 Adrien Eliche <aeliche@isty.uvsq.fr>
6841 Merge from graphite branch.
6844 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6845 * doc/invoke.texi (-floop-block, -floop-interchange,
6846 -floop-strip-mine): Document new flags.
6847 * tree-into-ssa.c (gimple_vec): Moved...
6848 * tree-loop-distribution.c (rdg_component): Moved...
6849 * cfgloopmanip.c: Include tree-flow.h.
6850 (update_dominators_in_loop): New.
6851 (create_empty_if_region_on_edge): New.
6852 (create_empty_loop_on_edge): New.
6853 (loopify): Use update_dominators_in_loop.
6854 * tree-pass.h (pass_graphite_transforms): Declared.
6855 * configure: Regenerate.
6856 * tree-phinodes.c (make_phi_node): Export.
6857 (add_phi_node_to_bb): New, split from create_phi_node.
6858 * tree-chrec.c (for_each_scev_op): New.
6859 * tree-chrec.h (for_each_scev_op): Declared.
6860 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6861 (remove_statement): Call get_phi_with_result.
6862 * config.in (HAVE_cloog): Undef.
6863 * gdbinit.in (pgg): New.
6864 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6865 * tree-ssa-loop.c (graphite_transforms): New.
6866 (gate_graphite_transforms): New.
6867 (pass_graphite_transforms): New.
6868 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6869 HAVE_cloog): Defined.
6870 * tree-vectorizer.c (rename_variables_in_bb): Export.
6871 * tree-data-ref.c (dr_may_alias_p): Export.
6872 (stmt_simple_memref_p): New.
6873 (find_data_references_in_stmt): Export.
6874 (find_data_references_in_loop): Export.
6875 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6876 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6877 (create_rdg_vertices): Export.
6878 (build_empty_rdg): New.
6879 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6880 * tree-data-ref.h (rdg_component): ... here.
6882 (struct data_reference): Add a field scop.
6884 (find_data_references_in_loop): Declared.
6885 (find_data_references_in_stmt): Declared.
6886 (create_rdg_vertices): Declared.
6887 (dr_may_alias_p): Declared.
6888 (stmt_simple_memref_p): Declared.
6889 (struct rdg_edge): Add a field ddr_p relation.
6890 (build_empty_rdg): Declared.
6891 * lambda.h (lambda_matrix): Declare a VEC of.
6892 (find_induction_var_from_exit_cond): Declared.
6893 (lambda_vector_compare): New.
6894 * common.opt (fgraphite, floop-strip-mine,
6895 floop-interchange, floop-block): New flags.
6896 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6897 * cfgloop.c (is_loop_exit): New.
6898 * cfgloop.h (is_loop_exit): Declared.
6899 (create_empty_if_region_on_edge): Declared.
6900 (create_empty_loop_on_edge): Declared.
6901 * tree-flow.h (add_phi_node_to_bb): Declared.
6902 (make_phi_node): Declared.
6903 (rename_variables_in_bb): Declared.
6904 (perfect_loop_nest_depth): Declared.
6905 (graphite_transform_loops): Declared.
6906 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6907 (graphite.o-warn): Add -Wno-error.
6908 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6909 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6910 (INCLUDES): Add PPLINC, CLOOGINC.
6911 (OBJS-common): Add graphite.o.
6912 (graphite.o): Add rule.
6913 * gimple.h (gimple_vec): ... here.
6914 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6915 * passes.c (init_optimization_passes): Schedule
6916 pass_graphite_transforms.
6918 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6921 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6922 and -fno-toplevel-reorder after handle_options.
6924 2008-09-02 Paul Brook <paul@codesourcery.com>
6926 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6927 (arm_override_options): Set arm_tune_cortex_a9.
6928 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6929 (arm_issue_rate): Handle cortexa9.
6930 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6931 * config/arm/arm-cores.def: Add cortex-a9.
6932 * config/arm/arm-tune.md: Regenerate.
6933 * config/arm/arm.md: Include cortex-a9.md.
6934 (generic_sched, generic_vfp): Add cortexa9.
6935 * config/arm/cortex-a9.md: New file.
6937 2008-09-02 Richard Guenther <rguenther@suse.de>
6939 PR tree-optimization/37327
6940 * tree-vrp.c (register_new_assert_for): Make sure to not have
6941 TREE_OVERFLOW set on the bound.
6943 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6945 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6947 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6948 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6951 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6953 * gcc/config/spu/spu.md (divdf3): Removed.
6955 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6957 PR tree-optimization/37095
6958 * cgraph.c (cgraph_node): When creating new cgraph node after
6959 assembler_name_hash has been populated, record it in the hash
6962 2008-09-01 Paul Brook <paul@codesourcery.com>
6964 * doc/invoke.texi: Document -mword-relocations.
6965 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6966 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6967 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6968 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6969 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6970 (arm_emit_movpair): New function.
6971 (arm_print_operand <c>): Handle sybolic addresses.
6972 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6973 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6974 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6975 * config/arm/arm.opt: Add -mword-relocations.
6976 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6977 (arm_movt, arm_movw): New.
6979 2008-09-01 Paul Brook <paul@codesourcery.com>
6981 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6982 Allow Interworking on ARMv4 EABI based targets.
6983 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6984 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6986 2008-09-01 Paul Brook <paul@codesourcery.com>
6988 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6989 optimized LT0 test. Remove optimization for GT.
6991 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6993 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6994 openmp applications.
6995 * pa-hpux11.h (LIB_SPEC): Likewise.
6997 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7000 2008-09-01 Jan Hubicka <jh@suse.cz>
7002 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7003 present, use only counts; when guessed use only frequencies.
7004 (estimate_bb_frequencies): Use function_frequency.
7005 * profile.c (compute_branch_probabilities): Exit early when
7006 profile reading failed. Set profile_status.
7007 (branch_prob): Do not set profile_status.
7009 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7011 * tree.c (protected_set_expr_location): New.
7012 * tree.h (protected_set_expr_location): New prototype.
7013 * c-tree.h (build_array_ref): Add argument.
7014 (parser_build_unary_op): Same.
7015 * c-typeck.c (build_indirect_ref): Handle new location argument.
7016 (build_array_ref): Same.
7017 (parser_build_unary_op): Same.
7018 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7020 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7022 * c-common.c (finish_label_address_expr): Handle new location argument.
7023 * c-common.h (build_indirect_ref): Add argument.
7024 (finish_label_address_expr): Same.
7025 * c-parser.c (c_parser_unary_expression): Pass location to build
7027 (c_parser_postfix_expression): Same.
7029 2008-09-01 Paul Brook <paul@codesourcery.com>
7031 * config/arm/arm.md: Include cortex-r4f.md.
7032 (attr fpu): Update type list.
7033 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7034 fconstd, fcmps and fcmpd.
7035 (attr tune_cortexr4): Define.
7036 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7037 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7038 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7039 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7040 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7041 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7042 cortex_a8_vfp_farith: Ditto.
7043 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7044 * config/arm/cortex-r4.md: Use tune_cortexr4.
7045 * config/arm/cortex-r4f.md: New file.
7047 2008-09-01 Richard Guenther <rguenther@suse.de>
7049 PR tree-optimization/37305
7050 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7051 the result of constant conversions.
7052 (fold_gimple_assign): Likewise.
7054 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7056 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7057 #ifdef ENABLE_CHECKING.
7059 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7061 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7062 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7063 when !INSN_SCHEDULING.
7065 2008-09-01 Andreas Schwab <schwab@suse.de>
7067 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7069 2008-09-01 Paul Brook <paul@codesourcery.com>
7071 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7073 2008-09-01 Jan Hubicka <jh@suse.cz>
7075 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7077 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7079 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7080 * gimplify.c (gimplify_init_constructor): Add speed operand.
7081 * tree-sra.c (decide_block_copy): Likewise.
7082 * tree-inline.c (estimate_move_cost): Likewise.
7083 * config/alpha/alpha.h (MOVE_RATIO): Update.
7084 * config/frv/frv.c (MOVE_RATIO): Update.
7085 * config/spu/spu.h (MOVE_RATIO): Update.
7086 * config/sparc/sparc.h (MOVE_RATIO): Update.
7087 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7088 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7089 * config/cris/cris.h (MOVE_RATIO): Update.
7090 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7091 * config/arm/arm.h (MOVE_RATIO): Update.
7092 * config/pa/pa.md: Update uses of MOVE_RATIO
7093 * config/pa/pa.h (MOVE_RATIO): Update.
7094 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7095 CLEAR_RATIO, SET_RATIO): Update.
7096 * config/h8300/h8300.h (MOVE_RATIO): Update.
7097 * config/v850/v850.h (MOVE_RATIO): Update.
7098 * config/bfin/bfin.h (MOVE_RATIO): Update.
7100 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7101 Dmitry Melnik <dm@ispras.ru>
7102 Dmitry Zhurikhin <zhur@ispras.ru>
7103 Alexander Monakov <amonakov@ispras.ru>
7104 Maxim Kuvyrkov <maxim@codesourcery.com>
7106 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7107 sel-sched-dump.c, sel-sched-ir.c: New files.
7108 * Makefile.in (OBJS-common): Add selective scheduling object files.
7109 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7110 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7111 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7112 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7113 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7114 (make_forwarder_block): Update loop latch if we have redirected
7115 the loop latch edge.
7116 * cfgloop.c (get_loop_body_in_custom_order): New function.
7117 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7118 (CP_FALLTHRU_PREHEADERS): Likewise.
7119 (get_loop_body_in_custom_order): Declare.
7120 * cfgloopmanip.c (has_preds_from_loop): New.
7121 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7122 Assert that the preheader edge will be fall thru when it is set.
7123 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7124 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7125 fsel-sched-substitution, fselective-scheduling): New flags.
7126 * cse.c (hash_rtx_cb): New.
7128 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7129 sel_sched_insn_cnt): New counters.
7130 * final.c (compute_alignments): Export. Free dominance
7131 info after loop_optimizer_finalize.
7132 * genattr.c (main): Output maximal_insn_latency prototype.
7133 * genautomata.c (output_default_latencies): New.
7134 Factor its code from ...
7135 (output_internal_insn_latency_func): ... here.
7136 (output_internal_maximal_insn_latency_func): New.
7137 (output_maximal_insn_latency_func): New.
7138 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7139 (struct hard_reg_set_iterator): New.
7140 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7141 hard_reg_set_iter_next): New functions.
7142 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7143 * lists.c (remove_free_INSN_LIST_node,
7144 remove_free_EXPR_LIST_node): New functions.
7145 * loop-init.c (loop_optimizer_init): When
7146 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7147 calling create_preheaders.
7148 (loop_optimizer_finalize): Do not verify flow info after reload.
7149 * recog.c (validate_replace_rtx_1): New parameter simplify.
7150 Default it to true. Update all uses. Factor out simplifying
7152 (simplify_while_replacing): ... this new function.
7153 (validate_replace_rtx_part,
7154 validate_replace_rtx_part_nosimplify): New.
7155 * recog.h (validate_replace_rtx_part,
7156 validate_replace_rtx_part_nosimplify): Declare.
7157 * rtl.c (rtx_equal_p_cb): New.
7158 (rtx_equal_p): Use it.
7159 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7160 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7161 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7162 * vecprim.h: Add a vector type for unsigned int.
7163 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7164 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7165 ready_try, cycle_issued_insns, spec_info): Make global.
7166 (readyp): Initialize.
7167 (dfa_lookahead): New global variable.
7168 (old_max_uid, old_last_basic_block): Remove.
7169 (h_i_d): Make it a vector.
7170 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7172 (after_recovery, adding_bb_to_current_region_p):
7173 New variables to handle correct insertion of the recovery code.
7174 (struct ready_list): Move declaration to sched-int.h.
7175 (rgn_n_insns): Removed.
7176 (rtx_vec_t): Move to sched-int.h.
7177 (find_insn_reg_weight): Remove.
7178 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7179 (haifa_init_h_i_d, haifa_finish_h_i_d):
7180 New functions to initialize / finalize haifa instruction data.
7181 (extend_h_i_d, init_h_i_d): Rewrite.
7182 (unlink_other_notes): Move logic to add_to_note_list. Handle
7183 selective scheduler.
7184 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7185 find_fallthru_edge): Make global, remove static prototypes.
7186 (max_issue): Make global. Add privileged_n and state parameters. Use
7188 (extend_global, extend_all): Removed.
7189 (init_before_recovery): Add new param. Fix the handling of the case
7190 when we insert a recovery code before the EXIT which has a predecessor
7191 with a fallthrough edge to it.
7192 (create_recovery_block): Make global. Rename to
7193 sched_create_recovery_block. Update.
7194 (change_pattern): Rename to sched_change_pattern. Make global.
7195 (speculate_insn): Rename to sched_speculate_insn. Make global.
7196 Split haifa-specific functionality into ...
7197 (haifa_change_pattern): New static function.
7198 (sched_extend_bb): New static function.
7199 (sched_init_bbs): New function.
7200 (current_sched_info): Change type to struct haifa_sched_info.
7201 (insn_cost): Adjust for selective scheduling.
7202 (dep_cost_1): New function. Move logic from ...
7203 (dep_cost): ... here.
7204 (dep_cost): Use dep_cost_1.
7205 (contributes_to_priority_p): Use sched_deps_info instead of
7207 (priority): Adjust to work with selective scheduling. Process the
7208 corner case when all dependencies don't contribute to priority.
7209 (rank_for_schedule): Use ds_weak instead of dep_weak.
7210 (advance_state): New function. Move logic from ...
7211 (advance_one_cycle): ... here.
7212 (add_to_note_list, concat_note_lists): New functions.
7213 (rm_other_notes): Make static. Adjust for selective scheduling.
7214 (remove_notes, restore_other_notes): New functions.
7215 (move_insn): Add two arguments. Update assert. Don't call
7217 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7218 Remove more_issue, max_points. Move the code to initialize
7219 max_lookahead_tries to max_issue.
7220 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7221 ready. Adjust use of move_insn. Call restore_other_notes.
7223 (sched_init, sched_finish): Move Haifa-specific initialization/
7225 (haifa_sched_init, haifa_sched_finish): ... respectively.
7227 (setup_sched_dump): New function.
7228 (haifa_init_only_bb): New static function.
7229 (haifa_speculate_insn): New static function.
7230 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7231 (extend_ready, extend_all): Remove.
7232 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7233 (create_check_block_twin, add_to_speculative_block): Use
7234 haifa_insns_init instead of extend_global. Update to use new
7235 initialization functions. Change parameter. Factor out code from
7236 create_check_block_twin to ...
7237 (sched_create_recovery_edges) ... this new function.
7238 (add_block): Remove.
7239 (sched_scan_info): New.
7240 (extend_bb): Use sched_scan_info.
7241 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7242 static functions for walking through scheduling region.
7243 (sched_luids): New vector variable to replace uid_to_luid.
7244 (luids_extend_insn): New function.
7245 (sched_max_luid): New variable.
7246 (luids_init_insn): New function.
7247 (sched_init_luids, sched_finish_luids): New functions.
7248 (insn_luid): New debug function.
7249 (sched_extend_target): New function.
7250 (haifa_init_insn): New static function.
7251 (sched_init_only_bb): New hook.
7252 (sched_split_block): New hook.
7253 (sched_split_block_1): New function.
7254 (sched_create_empty_bb): New hook.
7255 (sched_create_empty_bb_1): New function.
7256 (common_sched_info, ready): New global variables.
7257 (current_sched_info_var): Remove.
7258 (move_block_after_check): Use common_sched_info.
7259 (haifa_luid_for_non_insn): New static function.
7260 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7261 (increase_insn_priority): New.
7262 * modulo-sched.c: (issue_rate): Remove static declaration.
7263 (sms_sched_info): Change type to haifa_sched_info.
7264 (sms_sched_deps_info, sms_common_sched_info): New variables.
7265 (setup_sched_infos): New.
7266 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7267 Do not call regstat_free_calls_crossed.
7268 (sms_print_insn): Use const_rtx.
7269 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7270 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7271 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7272 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7273 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7274 current_sched_info to use it.
7275 (enum reg_pending_barrier_mode): Move to sched-int.h.
7276 (h_d_i_d): New variable. Initialize to NULL.
7277 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7279 (estimate_dep_weak): Remove static declaration.
7280 (sched_has_condition_p): New function. Adjust users of
7281 sched_get_condition to use it instead.
7282 (conditions_mutex_p): Add arguments indicating which conditions are
7284 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7285 argument to indicate whether returned condition is reversed. Do not
7286 generate new rtx when condition should be reversed; indicate it by
7287 setting new argument instead.
7288 (add_dependence_list_and_free): Add deps parameter.
7289 Update all users. Do not free dependence list when
7290 deps context is readonly.
7291 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7293 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7294 (remove_from_deps): New. Use the above functions.
7295 (cur_insn, can_start_lhs_rhs_p): New static variables.
7296 (add_or_update_back_dep_1): Initialize present_dep_type.
7297 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7298 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7299 haifa_note_dep): New functions implementing dependence hooks for
7300 the Haifa scheduler.
7301 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7302 note_dep): New functions.
7303 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7305 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7306 (free_deps): Initialize deps->reg_last.
7307 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7308 sched_analyze_insn): Update to use dependency hooks infrastructure
7309 and readonly contexts.
7310 (deps_analyze_insn): New function. Move part of logic from ...
7311 (sched_analyze): ... here. Also move some logic to ...
7312 (deps_start_bb): ... here. New function.
7313 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7315 (sched_deps_init): New function. Move code from ...
7316 (init_dependency_caches): ... here. Remove.
7317 (init_deps_data_vector): New.
7318 (sched_deps_finish): New function. Move code from ...
7319 (free_dependency_caches): ... here. Remove.
7320 (init_deps_global, finish_deps_global): Adjust for use with
7321 selective scheduling.
7322 (get_dep_weak): Move logic to ...
7323 (get_dep_weak_1): New function.
7324 (ds_merge): Move logic to ...
7325 (ds_merge_1): New static function.
7326 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7327 (ds_get_max_dep_weak): New function.
7328 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7329 (n_insns): Rename to rgn_n_insns.
7330 (debug_ebb_dependencies): New function.
7331 (init_ready_list): Use it.
7332 (begin_schedule_ready): Use sched_init_only_bb.
7333 (ebb_print_insn): Indicate when an insn starts a new cycle.
7334 (contributes_to_priority, compute_jump_reg_dependencies,
7335 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7336 (add_block1): Remove to ebb_add_block.
7337 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7338 (schedule_ebb): Initialize them. Use remove_notes instead of
7339 rm_other_notes. Use haifa_local_init/finish.
7340 (schedule_ebbs): Use haifa_sched_init/finish.
7341 * sched-int.h: Include vecprim.h, remove rtl.h.
7342 (struct ready_list): Delete declaration.
7343 (sched_verbose_param, enum sched_pass_id_t,
7344 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7345 (struct sched_scan_info_def): New structure.
7346 (sched_scan_info, sched_scan, sched_init_bbs,
7347 sched_init_luids, sched_finish_luids, sched_extend_target,
7348 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7349 (struct common_sched_info_def): New.
7350 (common_sched_info, haifa_common_sched_info,
7351 sched_emulate_haifa_p): Declare.
7353 (sched_luids): Declare.
7354 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7355 (sched_max_luid, insn_luid): Declare.
7356 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7357 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7358 print_insn, print_pattern, print_value, haifa_classify_insn,
7359 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7360 setup_sched_dump, sched_init, sched_finish,
7361 sel_insn_is_speculation_check): Export.
7362 (struct ready_list): Move from haifa-sched.c.
7363 (ready_try, ready, max_issue): Export.
7364 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7365 sched_init_only_bb, sched_split_block, sched_split_block_1,
7366 sched_create_empty_bb, sched_create_empty_bb_1,
7367 sched_create_recovery_block, sched_create_recovery_edges): Export.
7368 (enum reg_pending_barrier_mode): Export.
7369 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7371 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7372 print_insn field. Move add_block and fix_recovery_cfg to
7373 common_sched_info_def. Move compute_jump_reg_dependencies,
7375 (struct sched_deps_info_def): ... this new structure.
7376 (sched_deps_info): Declare.
7377 (struct spec_info_def): Remove weakness_cutoff, add
7378 data_weakness_cutoff and control_weakness_cutoff.
7379 (spec_info): Declare.
7380 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7382 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7383 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7384 (current_sched_info): Change type to struct haifa_sched_info.
7385 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7386 (h_d_i_d): New variable.
7387 (HDID): New accessor macro.
7388 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7389 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7391 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7392 (enum SCHED_FLAGS): Update for selective scheduler.
7393 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7394 (init_dependency_caches, free_dependency_caches): Delete declarations.
7395 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7396 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7397 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7398 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7399 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7401 (rm_other_notes): Delete declaration.
7402 (schedule_block): Remove one argument.
7403 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7404 ready_element, ready_lastpos, sched_extend_ready_list,
7405 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7406 concat_note_lists): Export.
7407 (struct region): Move from sched-rgn.h.
7408 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7409 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7410 BLOCK_TO_BB, CONTAINING_RGN): Export.
7411 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7412 (current_nr_blocks, current_blocks, target_bb): Likewise.
7413 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7414 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7415 sched_rgn_local_init, extend_regions,
7416 rgn_make_new_region_out_of_new_block, compute_priorities,
7417 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7418 extend_rgns, deps_join rgn_setup_common_sched_info,
7419 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7420 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7421 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7422 increase_insn_priority): Likewise.
7423 * sched-rgn.c: Include sel-sched.h.
7424 (ref_counts): New static variable. Use it ...
7425 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7426 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7427 (sched_is_disabled_for_current_region_p): Delete static declaration.
7428 (struct region): Move to sched-int.h.
7429 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7430 ebb_head): Define and initialize.
7431 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7432 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7433 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7435 (find_single_block_region): Add new argument to indicate that EBB
7436 regions should be constructed.
7437 (debug_live): Delete declaration.
7438 (current_nr_blocks, current_blocks, target_bb):
7439 Remove static qualifiers.
7440 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7442 (init_regions): Delete declaration.
7443 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7444 rgn_estimate_number_of_insns): New.
7445 (too_large): Use estimate_number_of_insns.
7446 (haifa_find_rgns): New. Move the code from ...
7447 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7448 (free_trg_info): New.
7449 (compute_trg_info): Allocate candidate tables here instead of ...
7450 (init_ready_list): ... here.
7451 (rgn_print_insn): Use const_rtx.
7452 (contributes_to_priority, extend_regions): Delete static declaration.
7453 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7454 (add_block1): Rename to rgn_add_block.
7455 (debug_rgn_dependencies): Delete static qualifier.
7456 (new_ready): Use sched_deps_info. Simplify.
7457 (rgn_common_sched_info, rgn_const_sched_deps_info,
7458 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7460 (region_sched_info): Rename to rgn_const_sched_info.
7461 (deps_join): New, extracted from ...
7462 (propagate_deps): ... here.
7463 (compute_block_dependences, debug_dependencies): Update for selective
7465 (free_rgn_deps, compute_priorities): New functions.
7466 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7467 sched_rgn_compute_dependencies): New functions.
7468 (schedule_region): Use them.
7469 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7470 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7472 (schedule_insns): Call new functions that were split out.
7473 (rgn_make_new_region_out_of_new_block): New.
7474 (get_rgn_sched_max_insns_priority): New.
7475 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7476 scheduling when appropriate.
7477 * sched-vis.c: Include insn-attr.h.
7478 (print_value, print_pattern): Make global.
7479 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7480 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7481 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7482 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7483 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7484 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7485 hooks. Initialize them to 0.
7486 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7487 * target.h (struct gcc_target): Add them. Rename gen_check field to
7489 * flags.h (sel_sched_switch_set): Declare.
7490 * opts.c (sel_sched_switch_set): New variable.
7491 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7492 pipelining is disabled from command line.
7493 (common_handle_option): Record whether selective scheduling is
7494 requested from command line.
7495 * doc/invoke.texi: Document new flags and parameters.
7496 * doc/tm.texi: Document new target hooks.
7497 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7499 (dfa_state_size): Do not declare locally.
7500 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7501 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7502 rs6000_alloc_sched_context, rs6000_set_sched_context,
7503 rs6000_free_sched_context): New functions.
7504 (struct _rs6000_sched_context): New.
7505 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7507 (rs6000_sched_finish): Do not run for selective scheduling.
7509 2008-08-31 Jan Hubicka <jh@suse.cz>
7511 * frv.c (frv_rtx_costs): Update forward declaration.
7512 * spu.c (spu_rtx_costs): Likewise.
7513 * pdp11.c: Include df.h
7514 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7515 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7516 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7517 * iq2000.c (iq2000_address_cost): Add speed argument.
7518 (iq2000_rtx_costs): Likewise.
7519 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7520 update call of mn10300_address_cost.
7521 * mcore.c: Include df.h
7522 (mcore_rtx_costs): Update prototype.
7523 * score3.c: Include df.h
7524 (score3_rtx_costs): Remove speed argument.
7525 * score7.c: Include df.h
7526 (score7_address_cost): Remove speed argument.
7527 * score-protos.h (score_address_cost): Update prototype.
7528 * score.c: Include df.h
7529 (score_rtx_costs): Update call of costs functions.
7530 * v850.c (v850_rtx_costs): Add bool argument.
7532 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7534 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7536 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7538 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7539 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7541 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7543 * mkmap-flat.awk: Add option pe_dll.
7544 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7545 * config/i386/t-cygwin (SHLIB_LC): Add.
7546 * config/i386/t-mingw32 (SHLIB_LC): Add.
7547 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7548 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7549 (LINK_SPEC): Support libgcc_s.
7550 (LIBGCC_SPEC): Support libgcc_s.
7551 (LIBGCC_SONAME): New.
7553 2008-08-31 Jan Hubicka <jh@suse.cz>
7555 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7556 mistakely had old version of patch.
7558 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7559 (ipcp_estimate_growth): New.
7560 (ipcp_insert_stage): Use ipcp_estimate_growth.
7561 * profile.c (branch_prob): When reading failed, do not consider
7564 2008-08-31 Jan Hubicka <jh@suse.cz>
7566 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7567 loop is optimized for speed.
7569 2008-08-31 Richard Guenther <rguenther@suse.de>
7572 * fold-const.c (fold_binary): Retain conversions in folding
7575 2008-08-31 Jan Hubicka <jh@suse.cz>
7577 * postreload-gcse.c (eliminate_partially_redundant_loads):
7578 Use optimize_bb_for_size_p.
7579 * predict.c (maybe_hot_frequency_p): Make inline.
7580 (maybe_hot_count_p): Break out from ...
7581 (maybe_hot_bb_p): ... this one.
7582 (maybe_hot_edge_p): Simplify.
7583 * basic-block.h (probably_cold_bb_p): Remove.
7585 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7588 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7590 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7591 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7592 Also split V4SFmode.
7593 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7596 2008-08-31 Jan Hubicka <jh@suse.cz>
7598 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7600 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7602 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7605 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7608 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7609 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7611 2008-08-31 Jan Hubicka <jh@suse.cz>
7613 * sparc.h (BRANCH_COST): Fix macro definition.
7614 * avr.c (avr_operand_rtx_cost): Add speed argument.
7615 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7617 2008-08-31 Richard Guenther <rguenther@suse.de>
7619 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7620 types instead of operands. Re-instantiate verifying of
7621 binary expression operands.
7623 2008-08-30 Jan Hubicka <jh@suse.cz>
7625 * fwprop.c (should_replace_address): Add speed attribute.
7626 (PR_OPTIMIZE_FOR_SPEED): New flag.
7627 (propagate_rtx_1): Use it.
7628 (propagate_rtx): Set it.
7629 (try_fwprop_subst): Update call of rtx_costs.
7630 (forward_propagate_and_simplify): LIkewise.
7631 * hooks.c (hook_int_rtx_bool_0): New
7632 (hook_bool_rtx_int_int_intp_false): Replace by ...
7633 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7634 * hooks.h (hook_int_rtx_bool_0): New
7635 (hook_bool_rtx_int_int_intp_false): Replace by ...
7636 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7637 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7638 (prepare_cmp_insn): UPdate call of rtx_cost.
7639 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7640 (reload_cse_simplify_operands): Update call of rtx_cost.
7641 (reload_cse_move2add): call of rtx_cost.
7642 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7643 * rtlanal.c (rtx_cost): Add speed argument.
7644 (address_cost): Add speed argument
7645 (default_address_cost): Likewise.
7646 (insn_rtx_cost): Likewise.
7647 * cfgloopanal.c (seq_cost): Add speed argument.
7648 (target_reg_cost, target_spill_cost): Turn to array.
7649 (init_set_costs): Update for speed.
7650 (estimate_reg_pressure_cost): Add speed argument.
7651 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7652 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7653 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7654 (seq_cost): Add speed argument.
7655 (computation_cost): Add speed arugment.
7656 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7657 (force_expr_to_var_cost): Update for profile info.
7658 (force_var_cost): Likewise.
7659 (split_address_cost): Likewise.
7660 (ptr_difference_cost): Likewise.
7661 (difference_cost): Likewise.
7662 (get_computation_cost_at): Likewise.
7663 (determine_iv_cost): Likewise.
7664 (ivopts_global_cost_for_size): Likewise.
7665 (rewrite_use_address): Likewise.
7666 (tree_ssa_iv_optimize_loop): Initialize speed field.
7667 * cse.c (optimize_this_for_speed_p): New static var.
7668 (notreg_cost): Update call of rtx_cost.
7669 (cse_extended_basic_block): set optimize_this_for_speed_p.
7670 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7671 (noce_try_cmove_arith): Likewise.
7672 (noce_try_sign_mask): LIkewise.
7673 * expr.c (compress_float_constant): Update rtx_cost calls.
7674 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7676 (addr_to_parts): Likewise.
7677 (create_mem_ref): Likewise.
7678 * dse.c (find_shift_sequence): Add speed argument.
7679 (replace_read): Update call.
7680 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7681 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7682 * neg_cost, shift_cost, shiftadd_cost,
7683 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7684 mul_highpart_cost): Increase dimension.
7685 (init_expmed): Initialize for both size and speed.
7686 (expand_shift): Use profile.
7687 (synth_mult): Use profile.
7688 (choose_mult_variant): Use profile.
7689 (expand_mult): Use profile.
7690 (expand_mult_highpart_optab): Use profile.
7691 (expand_mult_highpart): Use profile.
7692 (expand_smod_pow2): Use profile.
7693 (expand_divmod): Use profile.
7694 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7696 * loop-invariant.c (create_new_invariant): Use profile.
7697 (gain_for_invariant): Add speed parameter.
7698 (best_gain_for_invariant): Likewise.
7699 (find_invariants_to_move): Likewise.
7700 (move_single_loop_invariants): Set it.
7701 * target-def.h (TARGET_RTX_COSTS): Use hook.
7702 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7703 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7704 * output.h (default_address_cost): Update prototype.
7705 * combine.c (optimize_this_for_speed_p): New static var.
7706 (combine_validate_cost): Update call of rtx_cost.
7707 (combine_instructions): Set optimize_this_for_speed_p.
7708 (expand_compound_operation): Update call of rtx_cost.
7709 (make_extraction):Update call of rtx_cost.
7710 (force_to_mode):Update call of rtx_cost.
7711 (distribute_and_simplify_rtx):Update call of rtx_cost.
7712 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7713 (estimate_reg_pressure_cost): Update prototype.
7714 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7715 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7717 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7718 (alpha_rtx_costs): Update.
7719 * config/frv/frv.c (frv_rtx_costs): Update.
7720 * config/s390/s390.c (s390_rtx_costs): Update.
7721 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7722 (m32c_rtx_costs): Update.
7723 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7724 (spu_rtx_costs): Update.
7725 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7726 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7727 * config/i386/i386.c (:ix86_address_cost): Update.
7728 (ix86_rtx_costs): Update.
7729 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7730 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7731 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7732 * config/crx/crx.c (crx_address_cost): Update.
7733 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7734 * config/stormy16/stormy16.c
7735 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7736 * config/m68hc11/m68hc11.c
7737 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7738 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7739 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7741 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7743 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7744 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7745 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7746 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7747 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7748 (mcore_rtx_costs): update.
7749 * config/score/score3.c (score3_rtx_costs): Update.
7750 * config/score/score7.c (score7_rtx_costs): Update.
7751 * config/score/score3.h (score3_rtx_costs):Update.
7752 * config/score/score7.h (score7_rtx_costs): Update.
7753 * config/score/score.c (score_rtx_costs): Update.
7754 * config/arm/arm.c (arm_address_cost): Update.
7755 (arm_rtx_costs_1): Update.
7756 (arm_rtx_costs_1): Update.
7757 (arm_size_rtx_costs): Update.
7758 (arm_size_rtx_costs): Update.
7759 (arm_size_rtx_costs): Update.
7760 (arm_xscale_rtx_costs): Update.
7761 (arm_thumb_address_cost): Update.
7762 * config/pa/pa.c (hppa_address_cost): Update.
7763 * config/mips/mips.c (mips_rtx_costs): Update.
7764 * config/vax/vax.c (vax_address_cost): Update.
7765 * config/h8300/h8300.c (h8300_shift_costs): Update.
7766 (h8300_rtx_costs): Update.
7767 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7768 (v850_rtx_costs): Update.
7769 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7770 * config/bfin/bfin.c
7771 (bfin_address_cost): Update.
7772 (bfin_rtx_costs): Update.
7773 * stmt.c (lshift_cheap_p): Update.
7775 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7778 * expmed.c (extract_bit_field_1): Check the mode size to make
7779 sure the vector modes have the same size.
7781 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7783 * dojump.c (top level): Include basic-block.h to declare
7784 optimize_insn_for_speed_p
7786 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7788 * opts.h (CL_SAVE): New option class for marking options that are
7789 target specific options usable in the target attribute.
7790 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7792 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7793 can easily find the target specific options that are safe to use
7794 in the attribute or pragma.
7796 * attribs.c (decl_attributes): Change #pragma GCC option to
7797 #pragma GCC target, and attribute((option(...))) to
7798 attribute((target(...))).
7800 * doc/extend.texi (target attribute): Change from option
7801 attribute. Delete push/pop/reset.
7802 (#pragma GCC target): Change from #pragma GCC option. Delete
7804 (#pragma GCC push_options): Document new pragma.
7805 (#pragma GCC pop_options): Document new pragma.
7806 (#pragma GCC reset_options): Document new pragma.
7808 * targhooks.c (default_target_option_valid_attribute_p): Add
7809 warning about port not supporting target attributes.
7810 (default_target_option_pragma_parse): New function, warn about
7811 #pragma GCC target not being supported.
7813 * targhooks.h (default_target_option_pragma_parse): Add
7816 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7817 TI_CURRENT_OPTION_PRAGMA.
7818 (current_target_pragma): Rename from current_option_pragma.
7820 * target.h: (struct target_option): Delete booleans for changing
7821 the optimization level on hot/cold functions. Change signature of
7822 pragma_parse hook to take a second tree.
7824 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7826 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7827 that the declaration is done at global scope.
7829 * langhooks.c (add_builtin_function_common): Move most of the code
7830 from add_builtin_function here, calling the hook passed in.
7831 (add_builtin_function): Call add_builtin_function_common with
7832 standard builtin hook.
7833 (add_builtin_function_ext_scope): New function to add builtins to
7836 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7838 (add_builtin_function_ext_scope): Add declaration.
7840 * c-pragma.c (handle_pragma_target): Rename from
7841 handle_pragma_option, #pragma GCC option is now #pragma GCC
7842 target. Move warning about port not supporting target options to
7843 default pragma parse hook. Remove push/pop/reset from this
7845 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7846 (option_stack): Delete static variable.
7847 (optimize_stack): Ditto.
7848 (optons_stack): New stack of saved target and optimization
7850 (handle_pragma_push_options): New function to handle pushing both
7851 target and optimization options.
7852 (handle_pragma_pop_options): New function to handle popping both
7853 target and optimization options.
7854 (handle_pragma_reset_options): New function to handle resetting
7855 both target and optimization options to their initial state.
7856 (init_pragma): Rename handle_pragma_option to
7857 handle_pragma_target. Add support for push_options, pop_options,
7858 and reset_options pragmas.
7860 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7861 default_target_option_pragma_parse.
7862 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7863 default_target_option_valid_attribute_p.
7864 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7865 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7866 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7867 optimization level on hot/cold functions.
7869 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7870 if the caller and callee have different optimization levels.
7872 * c-common.c (handle_target_attribute): Rename from
7873 handle_option_attribute, attribute((option(...))) is now
7874 attribute((target(...))). Move warning if the port does not
7875 support target attributes to the default hook.
7876 (handle_hot_attribute): Delete code to change the optimization
7877 level of hot functions.
7878 (handle_cold_attribute): Ditto.
7880 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7881 argument that is the binary tree options to use if there are no
7882 arguments. Call ix86_valid_target_attribute_tree instead of
7883 ix86_valid_option_attribute_tree.
7884 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7885 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7886 ix86_pragma_option_parse.
7888 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7889 Rename from ix86_valid_option_attribute_tree.
7891 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7892 new builtins when the ISA changes.
7893 (ix86_valid_target_attribute_tree): Rename from
7894 ix86_valid_option_attribute_tree. Change callers. If the
7895 function specified optimization options, use those as the starting
7896 point before setting up the target attributes. If the
7897 optimization options were changed in the course of setting the
7898 target attributes, record the new optimization options.
7899 (ix86_valid_target_attribute_tree_inner_p): Rename from
7900 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7901 ix86_add_new_builtins if the ISA changed.
7902 (ix86_valid_target_attribute_p): Rename from
7903 ix86_valid_option_attribute_p. Change callers.
7904 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7905 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7906 as delayed builtin functions.
7907 (struct builtin_isa): New structure to record builtin functions
7908 that should be delayed until the ISA for that function is used.
7909 (ix86_builtins_isa): Change from int to struct to track builtin
7910 functions we want to declare at some point.
7911 (def_builtin): If the front end can delay defining the builtin
7912 functions, don't create builtins for ISAs not part of the default
7914 (def_builtin_const): Ditto.
7915 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7916 __builtin_ia32_pcmov_v2di to be different builtin functions.
7917 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7918 a structure instead of an int.
7919 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7920 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7921 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7922 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7924 * config/ia64/ia64.h
7925 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7926 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7928 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7929 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7930 (LANG_HOOKS_INITIALIZER): Add
7931 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7933 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7936 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7937 the reload address with the index register for SFmode
7938 access with a displacement.
7940 2008-08-30 Jan Hubicka <jh@suse.cz>
7942 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7943 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7944 * dojump.c (do_jump): Likewise.
7945 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7946 (note-if_info): Add BRANCH_COST.
7947 (noce_try_store_flag_constants, noce_try_addcc,
7948 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7949 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7950 find_if_case_2): Use computed branch cost.
7951 * expr.h (BRANCH_COST): Update default.
7952 * predict.c (predictable_edge_p): New function.
7953 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7954 Update BRANCH_COST call.
7955 * basic-block.h (predictable_edge_p): Declare.
7956 * config/alpha/alpha.h (BRANCH_COST): Update.
7957 * config/frv/frv.h (BRANCH_COST): Update.
7958 * config/s390/s390.h (BRANCH_COST): Update.
7959 * config/spu/spu.h (BRANCH_COST): Update.
7960 * config/sparc/sparc.h (BRANCH_COST): Update.
7961 * config/m32r/m32r.h (BRANCH_COST): Update.
7962 * config/i386/i386.h (BRANCH_COST): Update.
7963 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7965 * config/sh/sh.h (BRANCH_COST): Update.
7966 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7967 * config/avr/avr.h (BRANCH_COST): Update.
7968 * config/crx/crx.h (BRANCH_COST): Update.
7969 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7970 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7971 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7972 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7973 * config/ia64/ia64.h (BRANCH_COST): Update.
7974 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7975 * config/arc/arc.h (BRANCH_COST): Update.
7976 * config/score/score.h (BRANCH_COST): Update.
7977 * config/arm/arm.h (BRANCH_COST): Update.
7978 * config/pa/pa.h (BRANCH_COST): Update.
7979 * config/mips/mips.h (BRANCH_COST): Update.
7980 * config/vax/vax.h (BRANCH_COST): Update.
7981 * config/h8300/h8300.h (BRANCH_COST): Update.
7982 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7983 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7984 * doc/tm.texi (BRANCH_COST): Update.
7986 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7989 * config/arm/arm.c (arm_optimization_options): Set
7990 flag_section_anchors to 2 instead of 1 to distinguish it from
7991 -fsection-anchors given explicitely on the command line.
7993 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7995 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7996 final insn of a split.
7998 2008-08-30 Jan Hubicka <jh@suse.cz>
8000 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8001 optimized for speed.
8002 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8003 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8004 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8005 flag_gcse_after_reload_set): New static vars.
8006 (common_handle_option): Enable those flags for profile-use.
8007 (decode_options): Remove optimize_size flags that are handled
8008 on higher granuality.
8009 * tree-vectorizer.c (vectorize_loops): Use
8010 optimize_loop_nest_for_speed_p.
8011 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8012 * tree-predcom.c (tree_predictive_commoning): Use
8013 optimize_loop_for_speed_p.
8014 * varasm.c (assemble_start_function): Use
8015 optimize_function_for_speed_p.
8016 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8017 * predict.c (optimize_loop_for_speed_p): Fix walk.
8019 2008-08-30 Jan Hubicka <jh@suse.cz>
8021 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8023 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8024 profile presence locally.
8026 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8029 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8030 versions before 4.0.
8032 2008-08-29 Jan Hubicka <jh@suse.cz>
8034 * tree-inline.c (insert_init_stmt): Insert sequence even when
8037 2008-08-29 Jeff Law <law@redhat.com>
8039 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8040 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8041 location and class is an FP register.
8043 2008-08-29 Jan Hubicka <jh@suse.cz>
8045 * see.c (see_merge_one_def_extension): Silence used uninitialized
8047 * matrix-reorg.c (check_allocation_function): Likewise.
8048 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8050 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8053 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8054 compute new & and | in type rather than TREE_TYPE (arg0).
8056 * dwarf2out.c (fortran_common): Update comment.
8057 (gen_variable_die): Swap com_die and var_die variables in Fortran
8058 COMMON block handling code.
8060 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8062 * dwarf2out.c (gen_const_die): New function.
8063 (size_of_die, value_format, output_die): Output larger
8064 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8065 (native_encode_initializer): New function.
8066 (tree_add_const_value_attribute): Call it.
8067 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8069 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8070 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8071 TREE_THIS_VOLATILE to add_type_attribute.
8073 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8075 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8078 * dwarf2out.c (loc_by_reference): New function.
8079 (add_location_or_const_value_attribute): Use it.
8082 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8083 as DW_TAG_variable children of DW_TAG_common_block rather than
8084 DW_TAG_member children. Put DW_AT_external to individual
8085 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8087 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8088 loc_descriptor_from_tree_1.
8092 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8093 arguments to imported_module_or_decl.
8094 (debug_nothing_tree_tree): Removed.
8095 (debug_nothing_tree_tree_tree_bool): New prototype.
8096 * debug.c (do_nothing_debug_hooks): Adjust.
8097 (debug_nothing_tree_tree): Removed.
8098 (debug_nothing_tree_tree_tree_bool): New function.
8099 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8100 (gen_variable_die): Put all common vars for the
8101 same COMMON block under one DW_TAG_common_block.
8102 (declare_in_namespace): Return new context_die, for Fortran
8103 return the module DIE instead of adding extra declarations into
8105 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8106 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8107 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8109 (dwarf2out_global_decl): Don't skip Fortran global vars.
8110 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8111 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8112 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8113 DW_TAG_imported_declaration as child of previous
8114 DW_TAG_imported_module.
8115 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8116 * sdbout.c (sdb_debug_hooks): Likewise.
8117 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8119 2008-08-29 Jan Hubicka <jh@suse.cz>
8121 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8123 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8124 * ipa-cp.c (n_cloning_candidates): New static variable.
8125 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8126 (ipcp_print_all_lattices): Improve debug output.
8127 (ipcp_cloning_candidate_p): New function.
8128 (ipcp_initialize_node_lattices): Use it.
8129 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8130 (ipcp_propagate_stage): Prettier debug output.
8131 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8132 (ipcp_print_all_structures): Remove.
8133 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8134 (ipcp_insert_stage): Prettier debug output; call
8135 cgraph_remove_unreachable_nodes before propagating.
8136 (pass_ipa_cp): Schedule function removal pass.
8137 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8139 (cgraph_maybe_hot_edge_p): Move to ...
8140 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8141 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8142 (common_handle_option): Set them; enable ipa-cp when profiling.
8143 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8144 (ipa_print_all_jump_functions): Likewise.
8145 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8146 (ipa_print_node_params, ipa_print_all_params): New.
8147 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8148 ipa_print_all_param_flags): Remove.
8149 (ipa_print_node_params, ipa_print_all_params): New.
8151 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8153 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8154 change from 2008-04-03.
8155 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8157 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8160 * ira-color.c (push_allocnos_to_stack): Truncate
8161 removed_splay_allocno_vec.
8163 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8166 * ira-color (ira_fast_allocation): Don't assign hard registers to
8169 2008-08-29 Jan Hubicka <jh@suse.cz>
8172 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8173 for cold internal loops.
8175 2008-08-29 Richard Guenther <rguenther@suse.de>
8177 * tree-ssa-structalias.c (create_variable_info_for): Do not
8178 create fields for heap vars or vars with a noalias state.
8179 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8182 2008-08-29 Richard Guenther <rguenther@suse.de>
8184 * common.opt (ftree-store-ccp): Mark as preserved for
8185 backward compatibility.
8186 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8187 * tree-pass.h (pass_store_ccp): Remove.
8188 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8189 (first_vdef): Remove declaration.
8190 (get_value_loaded_by): Likewise.
8191 * tree-ssa-ccp.c (do_store_ccp): Remove.
8192 (get_default_value): Simplify as do_store_ccp is always false
8193 now. Do not initialize mem_ref.
8194 (set_value_varying): Likewise.
8195 (canonicalize_float_value): Likewise.
8196 (set_lattice_value): Likewise.
8197 (likely_value): Likewise.
8198 (surely_varying_stmt_p): Likewise.
8199 (ccp_initialize): Likewise.
8200 (ccp_lattice_meet): Likewise.
8201 (ccp_visit_phi_node): Likewise.
8202 (ccp_fold): Likewise.
8203 (evaluate_stmt): Likewise.
8204 (visit_assignment): Likewise.
8205 (ccp_visit_stmt): Likewise.
8206 (execute_ssa_ccp): Fold into ...
8207 (do_ssa_ccp): ... this.
8208 (do_ssa_store_ccp): Remove.
8209 (gate_store_ccp): Likewise.
8210 (pass_store_ccp): Likewise.
8211 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8213 * tree-ssa-propagate.c (first_vdef): Remove.
8214 (get_value_loaded_by): Likewise.
8215 (replace_vuses_in): Likewise.
8216 (substitute_and_fold): Do not call replace_vuses_in.
8217 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8219 2008-08-29 Richard Guenther <rguenther@suse.de>
8222 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8223 PARAM_NOALIAS tags with is_heapvar.
8224 * tree-ssa-operands.c (access_can_touch_variable): Offset
8225 based tests do not apply for heapvars. Fix offset test.
8227 2008-08-29 Jan Hubicka <jh@suse.cz>
8229 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8230 (-fipa-cp-clone): Enabled by default at -O3.
8231 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8232 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8234 2008-08-29 Jan Hubicka <jh@suse.cz>
8236 * tree.c (build_function_type_skip_args,
8237 build_function_decl_skip_args): New functions.
8238 * tree.h (build_function_type_skip_args,
8239 build_function_decl_skip_args): Declare.
8240 * gimple.c (giple_copy_call_skip_args): New function.
8241 (giple_copy_call_skip_args): Declare.
8243 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8244 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8245 (ipcp_node_modifiable_p): ... this one; use
8246 tree_versionable_function_p.
8247 (ipcp_create_replace_map): Improve debug output.
8248 (ipcp_need_redirect_p): Return false when not clonning.
8249 (ipcp_update_callgraph): Skip args.
8250 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8252 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8253 (save_inline_function_body): Update call of tree_function_versioning.
8254 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8255 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8257 (tree_function_versioning): Likewise.
8258 * tree-inline.h (tree_function_versioning): Update prototype.
8260 2008-08-29 Jan Hubicka <jh@suse.cz>
8262 * loop-unswitch.c (unswitch_single_loop): Use
8263 optimize_loop_for_speed_p.
8264 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8265 Use optimize_function_for_size_p.
8266 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8267 * postreload-gcse.c (eliminate_partially_redundant_load):
8268 Use optimize_bb_for_size_p.
8269 * value-prof.c (gimple_divmod_fixed_value_transform,
8270 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8271 gimple_stringops_transform): Use optimize_bb_for_size_p.
8272 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8273 * final.c (compute_alignments): Use optimize_function_for_size_p.
8274 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8275 (fold_builtin_strcpy, fold_builtin_fputs): Use
8276 optimize_function_for_size_p.
8277 * fold-const.c (tree_swap_operands_p): Use
8278 optimize_function_for_size_p.
8279 * recog.c (relax_delay_slots): Likewise.
8280 * tree-ssa-math-opts.c (replace_reciprocal):
8281 Use optimize_bb_for_speed_p.
8282 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8283 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8284 optimize_function_for_size_p.
8285 (cgraph_decide_inlining_of_small_function): Use
8286 optimize_function_for_size_p.
8287 * global.c (find_reg): Use optimize_function_for_size_p.
8288 * opts.c (decode_options): Do not clear flag_tree_ch,
8289 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8290 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8291 work it out from profile.
8292 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8293 optimize_loop_for_speed_p.
8294 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8296 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8297 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8298 * tree-eh.c (decide_copy_try_finally): Use
8299 optimize_function_for_size_p.
8300 * local-alloc.c (block_alloc): Pass BB pointer.
8301 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8302 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8303 * loop-unroll.c (decide_unrolling_and_peeling):
8304 Use optimize_loop_for_size_p.
8305 (decide_peel_completely): Likewise.
8306 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8307 optimize_loop_for_size_p.
8308 (vect_enhance_data_refs_alignment): Likewise.
8309 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8310 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8312 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8313 (try_crossjump_bb): Use optimize_bb_for_size_p.
8314 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8315 optimize_loop_for_speed_p.
8316 * bb-reorder.c (find_traces_1_round): Likewise.
8317 (copy_bb): Use optimize_bb_for_speed_p.
8318 (duplicate_computed_gotos): Likewise.
8319 * basic-block.h (optimize_loop_nest_for_size_p,
8320 optimize_loop_nest_for_speed_p): New.
8321 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8323 2008-08-29 Tristan Gingold <gingold@adacore.com>
8325 * gcov.c (main): Call expandargv.
8327 2008-08-29 Jan Hubicka <jh@suse.cz>
8329 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8331 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8333 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8334 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8336 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8338 2008-08-29 Jan Hubicka <jh@suse.cz>
8340 * tree-pass.h (pass_strip_predict_hints): Declare.
8341 * predict.c (strip_builtin_expect): Rename to ...
8342 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8343 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8344 (tree_estimate_probability): Do not strip builtin_expect.
8345 (pass_strip_predict_hints): New pass.
8346 * tree-inline.c (expand_call_inline): When inlining cold function,
8347 predict it as unlikely.
8348 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8350 2008-08-29 Richard Guenther <rguenther@suse.de>
8352 PR tree-optimization/37207
8353 * tree-vrp.c (extract_range_from_binary_expr): Also try
8354 to constant fold if only one of the operands is a constant.
8356 2008-08-29 Nick Clifton <nickc@redhat.com>
8358 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8359 the same way as SYMBOL_REFs.
8361 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8363 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8365 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8367 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8368 * config/mips/mips.md (branch_likely): Remove const. Fix
8370 (define_delay for type "branch"): Change to only apply for branch
8371 with likely variant.
8372 (define_delay for type "branch" and "branch_likely" no). New delay
8374 (equality_op): New code iterator.
8375 (bbv, bbinv): New code attributes.
8376 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8379 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8380 Andrew Pinski <pinskia@gcc.gnu.org>
8383 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8385 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8387 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8388 rule that a symbolic constant must be defined and >= 0 for the
8389 corresponding facility to be present at compile-time.
8390 * gthr-posix.c: Likewise.
8392 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8394 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8395 * config/mips/mips.md (D): New mode attribute.
8396 (mulsi3, muldi3): Merge it into ...
8397 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8398 (muldi3_mul3): New pattern.
8399 (mulsi3_mult3): Rename to mulsi3_mul3.
8401 2008-08-28 Jan Hubicka <jh@suse.cz>
8403 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8405 * predict.c (always_optimize_for_size_p): Rename to ...
8406 (optimize_function_for_size): ... this one; make extern.
8407 (optimize_function_for_speed_p): New.
8408 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8409 optimize_edge_for_size_p,optimize_edge_for_size_p,
8410 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8411 * basic-block.h (optimize_function_for_size_p,
8412 optimize_function_for_speed_p): Declare.
8413 * i386.md (optimize_size checks): Replace them by appropriate
8415 (standard_80387_constant_p, ix86_compute_frame_layout,
8416 ix86_expand_epilogue, ix86_decompose_address,
8417 print_operand, emit_i387_cw_initialization,
8418 inline_memory_move_cost, ix86_pad_returns,
8419 ix86_reorg): Replace optimize_size checks.
8421 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8423 * rtl.h (simplify_subreg_regno): Declare.
8424 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8425 * simplify-rtx.c (simplify_subreg): ...here.
8426 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8427 subreg_offset_representable_p.
8429 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8432 * c-typeck.c (convert_for_assignment): Give a note describing what
8433 was passed and what was expected.
8435 2008-08-28 Joey Ye <joey.ye@intel.com>
8437 * doc/extend.texi: Document AVX built-in functions.
8438 * doc/invoke.texi: Document -mavx.
8440 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8441 Joey Ye <joey.ye@intel.com>
8442 Xuepeng Guo <xuepeng.guo@intel.com>
8444 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8446 * config/i386/cpuid.h (bit_FMA): New.
8447 (bit_XSAVE): Likewise.
8448 (bit_OSXSAVE): Likewise.
8449 (bit_AVX): Likewise.
8451 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8452 define. Use ASM_OUTPUT_AVX_PREFIX.
8454 * config/i386/gmmintrin.h: New.
8456 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8457 (OPTION_MASK_ISA_AVX_SET): New.
8458 (OPTION_MASK_ISA_FMA_SET): Likewise.
8459 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8460 (OPTION_MASK_ISA_FMA_SET): Likewise.
8461 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8462 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8463 (pta_flags): Add PTA_AVX and PTA_FMA.
8464 (override_options): Handle PTA_AVX and PTA_FMA.
8465 (init_cumulative_args): Handle warn_avx.
8466 (classify_argument): Return 0 for COImode and OImode. Return
8467 1 and X86_64_AVX_CLASS for 256bit vector types.
8468 (examine_argument): Handle X86_64_AVX_CLASS.
8469 (construct_container): Likewise.
8470 (function_arg_advance_32): Pass OImode and 256bit vector types
8472 (function_arg_advance_64): Take a new argument to indicate if a
8473 parameter is named. Handle 256bit vector types. Return
8474 immediately for unnamed 256bit vector mode parameters.
8475 (function_arg_advance): Updated.
8476 (function_arg_32): Add comments for TImode. Handle OImode
8477 and 256bit vector types.
8478 (function_arg_64): Take a new argument to indicate if a
8479 parameter is named. Handle 256bit vector types. Return NULL
8480 for unnamed 256bit vector mode parameters.
8481 (function_arg): Updated.
8482 (setup_incoming_varargs_64): Support
8483 AVX encoding for *sse_prologue_save_insn.
8484 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8485 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8486 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8487 enabled, otherwise return -3.
8488 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8490 (print_reg): Support AVX registers. Handle 'x' and 't'.
8491 Handle 'd' to duplicate the operand.
8492 (print_operand): Likewise. Also support AVX vector compare
8494 (output_387_binary_op): Support AVX.
8495 (output_fp_compare): Likewise.
8496 (ix86_expand_vector_move_misalign): Likewise.
8497 (ix86_attr_length_vex_default): New.
8498 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8499 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8500 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8501 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8502 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8503 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8504 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8505 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8506 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8507 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8508 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8509 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8510 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8511 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8512 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8513 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8514 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8515 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8516 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8517 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8518 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8519 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8520 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8521 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8522 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8523 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8524 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8525 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8526 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8527 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8528 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8529 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8530 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8531 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8532 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8533 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8534 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8535 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8536 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8537 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8538 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8539 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8540 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8541 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8542 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8543 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8544 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8545 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8546 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8547 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8548 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8549 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8550 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8551 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8552 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8553 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8554 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8555 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8556 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8557 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8558 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8559 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8560 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8561 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8562 and IX86_BUILTIN_MOVMSKPS256,
8563 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8564 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8565 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8566 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8567 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8568 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8569 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8570 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8571 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8572 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8573 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8574 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8575 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8576 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8577 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8578 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8579 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8580 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8581 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8582 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8583 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8584 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8585 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8586 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8587 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8588 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8589 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8590 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8591 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8592 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8593 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8594 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8595 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8596 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8597 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8598 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8599 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8600 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8601 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8602 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8603 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8604 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8605 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8606 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8607 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8608 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8609 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8610 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8611 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8612 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8613 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8614 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8615 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8616 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8617 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8618 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8619 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8620 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8622 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8623 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8624 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8625 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8626 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8627 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8628 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8629 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8630 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8631 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8632 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8633 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8634 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8635 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8636 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8637 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8638 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8639 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8640 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8641 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8642 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8643 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8644 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8645 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8646 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8647 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8648 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8649 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8650 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8651 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8652 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8653 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8654 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8655 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8656 IX86_BUILTIN_MOVMSKPS256.
8657 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8658 (ix86_expand_args_builtin): Likewise.
8659 (ix86_expand_special_args_builtin): Likewise.
8660 (ix86_hard_regno_mode_ok): Handle AVX modes.
8661 (ix86_expand_vector_init_duplicate): Likewise.
8662 (ix86_expand_vector_init_one_nonzero): Likewise.
8663 (ix86_expand_vector_init_one_var): Likewise.
8664 (ix86_expand_vector_init_concat): Likewise.
8665 (ix86_expand_vector_init_general): Likewise.
8666 (ix86_expand_vector_set): Likewise.
8667 (ix86_vector_mode_supported_p): Likewise.
8668 (x86_extended_reg_mentioned_p): Check INSN_P before using
8671 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8672 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8674 * config/i386/i386.h (TARGET_AVX): New.
8675 (TARGET_FMA): Likewise.
8676 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8677 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8678 (VALID_AVX256_REG_MODE): New.
8679 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8680 (AVX_FLOAT_MODE_P): Likewise.
8681 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8682 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8683 (AVX_VEC_FLOAT_MODE_P): Likewise.
8684 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8685 (ASM_OUTPUT_OPCODE): Likewise.
8686 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8688 (SSE_REG_MODE_P): Allow 256bit vector modes.
8689 (ix86_args): Add a warn_avx field.
8691 * config/i386/i386.md (UNSPEC_PCMP): New.
8692 (UNSPEC_VPERMIL): Likewise.
8693 (UNSPEC_VPERMIL2): Likewise.
8694 (UNSPEC_VPERMIL2F128): Likewise.
8695 (UNSPEC_MASKLOAD): Likewise.
8696 (UNSPEC_MASKSTORE): Likewise.
8697 (UNSPEC_CAST): Likewise.
8698 (UNSPEC_VTESTP): Likewise.
8699 (UNSPECV_VZEROALL): Likewise.
8700 (UNSPECV_VZEROUPPER): Likewise.
8701 (XMM0_REG): Likewise.
8702 (XMM1_REG): Likewise.
8703 (XMM2_REG): Likewise.
8704 (XMM3_REG): Likewise.
8705 (XMM4_REG): Likewise.
8706 (XMM5_REG): Likewise.
8707 (XMM6_REG): Likewise.
8708 (XMM8_REG): Likewise.
8709 (XMM9_REG): Likewise.
8710 (XMM10_REG): Likewise.
8711 (XMM11_REG): Likewise.
8712 (XMM12_REG): Likewise.
8713 (XMM13_REG): Likewise.
8714 (XMM14_REG): Likewise.
8715 (XMM15_REG): Likewise.
8717 (prefix_vex_imm8): Likewise.
8718 (prefix_vex_w): Likewise.
8719 (length_vex): Likewise.
8722 (*avx_ashlti3): Likewise.
8723 (*avx_lshrti3): Likewise.
8724 (*avx_setcc<mode>): Likewise.
8725 (*fop_<mode>_comm_mixed_avx): Likewise.
8726 (*fop_<mode>_comm_avx): Likewise.
8727 (*fop_<mode>_1_mixed_avx): Likewise.
8728 (*fop_<mode>_1_avx): Likewise.
8729 (*avx_<code><mode>3): Likewise.
8730 (*avx_ieee_smin<mode>3): Likewise.
8731 (*avx_ieee_smax<mode>3): Likewise.
8732 (mode): Add OI, V8SF and V4DF.
8733 (length): Support VEX prefix.
8734 (*cmpfp_i_mixed): Set prefix attribute.
8735 (*cmpfp_i_sse): Likewise.
8736 (*cmpfp_iu_mixed): Likewise.
8737 (*cmpfp_iu_sse): Likewise.
8738 (*movsi_1): Support AVX.
8739 (*movdi_2): Likewise.
8740 (*movdi_1_rex64): Likewise.
8741 (*movti_internal): Likewise.
8742 (*movti_rex64): Likewise.
8743 (*movsf_1): Likewise.
8744 (*movdf_nointeger): Likewise.
8745 (*movdf_integer_rex64): Likewise.
8746 (*movtf_internal): Likewise.
8747 (zero_extendsidi2_32): Likewise.
8748 (zero_extendsidi2_rex64): Likewise.
8749 (*extendsfdf2_mixed): Likewise.
8750 (*extendsfdf2_sse): Likewise.
8751 (*truncdfsf_fast_mixed): Likewise.
8752 (*truncdfsf_fast_sse): Likewise.
8753 (*truncdfsf_mixed): Likewise.
8754 (fix_trunc<mode>di_sse): Likewise.
8755 (fix_trunc<mode>si_sse): Likewise.
8756 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8757 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8758 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8759 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8760 (*rcpsf2_sse): Likewise.
8761 (*rsqrtsf2_sse): Likewise.
8762 (*sqrt<mode>2_sse): Likewise.
8763 (sse4_1_round<mode>2): Likewise.
8764 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8765 Support AVX. Set length attribute properly for AVX.
8767 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8768 (VECTOR_MODES (FLOAT, 32)): Likewise.
8769 (VECTOR_MODE (INT, DI, 8)): Likewise.
8770 (VECTOR_MODE (INT, HI, 32)): Likewise.
8771 (VECTOR_MODE (INT, QI, 64)): Likewise.
8772 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8773 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8774 (VECTOR_MODE (INT, DI, 4)): Removed.
8775 (VECTOR_MODE (INT, SI, 8)): Likewise.
8776 (VECTOR_MODE (INT, HI, 16)): Likewise.
8777 (VECTOR_MODE (INT, QI, 32)): Likewise.
8778 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8779 (INT_MODE (OI, 32)): Likewise.
8781 * config/i386/i386.opt (mavx): New.
8784 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8786 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8787 (*mov<mode>_internal_avx): New.
8788 (*movv2sf_internal_rex64_avx): Likewise.
8789 (*movv2sf_internal_avx): Likewise.
8791 * config/i386/predicates.md (const_4_to_5_operand): New.
8792 (const_6_to_7_operand): Likewise.
8793 (const_8_to_11_operand): Likewise.
8794 (const_12_to_15_operand): Likewise.
8795 (avx_comparison_float_operator): Likewise.
8797 * config/i386/sse.md (AVX256MODEI): New.
8798 (AVX256MODE): Likewise.
8799 (AVXMODEQI): Likewise.
8800 (AVXMODE): Likewise.
8801 (AVX256MODEF2P): Likewise.
8802 (AVX256MODE2P): Likewise.
8803 (AVX256MODE4P): Likewise.
8804 (AVX256MODE8P): Likewise.
8805 (AVXMODEF2P): Likewise.
8806 (AVXMODEF4P): Likewise.
8807 (AVXMODEDCVTDQ2PS): Likewise.
8808 (AVXMODEDCVTPS2DQ): Likewise.
8809 (avxvecmode): Likewise.
8810 (avxvecpsmode): Likewise.
8811 (avxhalfvecmode): Likewise.
8812 (avxscalarmode): Likewise.
8813 (avxcvtvecmode): Likewise.
8814 (avxpermvecmode): Likewise.
8815 (avxmodesuffixf2c): Likewise.
8816 (avxmodesuffixp): Likewise.
8817 (avxmodesuffixs): Likewise.
8818 (avxmodesuffix): Likewise.
8819 (vpermilbits): Likewise.
8820 (pinsrbits): Likewise.
8821 (mov<mode>): Likewise.
8822 (*mov<mode>_internal): Likewise.
8823 (push<mode>1): Likewise.
8824 (movmisalign<mode>): Likewise.
8825 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8826 (avx_movdqu<avxmodesuffix>): Likewise.
8827 (avx_lddqu<avxmodesuffix>): Likewise.
8828 (<plusminus_insn><mode>3): Likewise.
8829 (*avx_<plusminus_insn><mode>3): Likewise.
8830 (*avx_vm<plusminus_insn><mode>3): Likewise.
8831 (mul<mode>3): Likewise.
8832 (*avx_mul<mode>3): Likewise.
8833 (*avx_vmmul<mode>3): Likewise.
8834 (divv8sf3): Likewise.
8835 (divv4df3): Likewise.
8836 (avx_div<mode>3): Likewise.
8837 (*avx_div<mode>3): Likewise.
8838 (*avx_vmdiv<mode>3): Likewise.
8839 (avx_rcpv8sf2): Likewise.
8840 (*avx_vmrcpv4sf2): Likewise.
8841 (sqrtv8sf2): Likewise.
8842 (avx_sqrtv8sf2): Likewise.
8843 (*avx_vmsqrt<mode>2): Likewise.
8844 (rsqrtv8sf2): Likewise.
8845 (avx_rsqrtv8sf2): Likewise.
8846 (*avx_vmrsqrtv4sf2): Likewise.
8847 (<code><mode>3): Likewise.
8848 (*avx_<code><mode>3_finite): Likewise.
8849 (*avx_<code><mode>3): Likewise.
8850 (*avx_vm<code><mode>3): Likewise.
8851 (*avx_ieee_smin<mode>3): Likewise.
8852 (*avx_ieee_smax<mode>3): Likewise.
8853 (avx_addsubv8sf3): Likewise.
8854 (avx_addsubv4df3): Likewise.
8855 (*avx_addsubv4sf3): Likewise.
8856 (*avx_addsubv2df3): Likewise.
8857 (avx_h<plusminus_insn>v4df3): Likewise.
8858 (avx_h<plusminus_insn>v8sf3): Likewise.
8859 (*avx_h<plusminus_insn>v4sf3): Likewise.
8860 (*avx_h<plusminus_insn>v2df3): Likewise.
8861 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8862 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8863 (*avx_maskcmp<mode>3): Likewise.
8864 (avx_nand<mode>3): Likewise.
8865 (*avx_<code><mode>3): Likewise.
8866 (*avx_nand<mode>3): Likewise.
8867 (*avx_<code><mode>3): Likewise.
8868 (*avx_cvtsi2ss): Likewise.
8869 (*avx_cvtsi2ssq): Likewise.
8870 (*avx_cvtsi2sd): Likewise.
8871 (*avx_cvtsi2sdq): Likewise.
8872 (*avx_cvtsd2ss): Likewise.
8873 (avx_cvtss2sd): Likewise.
8874 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8875 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8876 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8877 (*avx_cvtsi2sd): Likewise.
8878 (*avx_cvtsi2sdq): Likewise.
8879 (avx_cvtdq2pd256): Likewise.
8880 (avx_cvtpd2dq256): Likewise.
8881 (avx_cvttpd2dq256): Likewise.
8882 (*avx_cvtsd2ss): Likewise.
8883 (*avx_cvtss2sd): Likewise.
8884 (avx_cvtpd2ps256): Likewise.
8885 (avx_cvtps2pd256): Likewise.
8886 (*avx_movhlps): Likewise.
8887 (*avx_movlhps): Likewise.
8888 (avx_unpckhps256): Likewise.
8889 (*avx_unpckhps): Likewise.
8890 (avx_unpcklps256): Likewise.
8891 (*avx_unpcklps): Likewise.
8892 (avx_movshdup256): Likewise.
8893 (avx_movsldup256): Likewise.
8894 (avx_shufps256): Likewise.
8895 (avx_shufps256_1): Likewise.
8896 (*avx_shufps_<mode>): Likewise.
8897 (*avx_loadhps): Likewise.
8898 (*avx_storelps): Likewise.
8899 (*avx_loadlps): Likewise.
8900 (*avx_movss): Likewise.
8901 (*vec_dupv4sf_avx): Likewise.
8902 (*vec_concatv2sf_avx): Likewise.
8903 (*vec_concatv4sf_avx): Likewise.
8904 (*vec_setv4sf_0_avx): Likewise.
8905 (*vec_setv4sf_avx): Likewise.
8906 (*avx_insertps): Likewise.
8907 (avx_vextractf128<mode>): Likewise.
8908 (vec_extract_lo_<mode>): Likewise.
8909 (vec_extract_hi_<mode>): Likewise.
8910 (vec_extract_lo_<mode>): Likewise.
8911 (vec_extract_hi_<mode>): Likewise.
8912 (vec_extract_lo_v16hi): Likewise.
8913 (vec_extract_hi_v16hi): Likewise.
8914 (vec_extract_lo_v32qi): Likewise.
8915 (vec_extract_hi_v32qi): Likewise.
8916 (avx_unpckhpd256): Likewise.
8917 (*avx_unpckhpd): Likewise.
8918 (avx_movddup256): Likewise.
8919 (*avx_movddup): Likewise.
8920 (avx_unpcklpd256): Likewise.
8921 (*avx_unpcklpd): Likewise.
8922 (avx_shufpd256): Likewise.
8923 (avx_shufpd256_1): Likewise.
8924 (*avx_punpckhqdq): Likewise.
8925 (*avx_punpcklqdq): Likewise.
8926 (*avx_shufpd_<mode>): Likewise.
8927 (*avx_storehpd): Likewise.
8928 (*avx_loadhpd): Likewise.
8929 (*avx_loadlpd): Likewise.
8930 (*avx_movsd): Likewise.
8931 (*vec_concatv2df_avx): Likewise.
8932 (*avx_<plusminus_insn><mode>3): Likewise.
8933 (*avx_<plusminus_insn><mode>3): Likewise.
8934 (*avx_mulv8hi3): Likewise.
8935 (*avxv8hi3_highpart): Likewise.
8936 (*avx_umulv8hi3_highpart): Likewise.
8937 (*avx_umulv2siv2di3): Likewise.
8938 (*avx_mulv2siv2di3): Likewise.
8939 (*avx_pmaddwd): Likewise.
8940 (*avx_mulv4si3): Likewise.
8941 (*avx_ashr<mode>3): Likewise.
8942 (*avx_lshr<mode>3): Likewise.
8943 (*avx_ashl<mode>3): Likewise.
8944 (*avx_<code><mode>3): Likewise.
8945 (*avx_eq<mode>3): Likewise.
8946 (*avx_gt<mode>3): Likewise.
8947 (*avx_nand<mode>3): Likewise.
8948 (*avx_nand<mode>3): Likewise.
8949 (*avx_<code><mode>3): Likewise.
8950 (*avx_<code><mode>3): Likewise.
8951 (*avx_packsswb): Likewise.
8952 (*avx_packssdw): Likewise.
8953 (*avx_packuswb): Likewise.
8954 (*avx_punpckhbw): Likewise.
8955 (*avx_punpcklbw): Likewise.
8956 (*avx_punpckhwd): Likewise.
8957 (*avx_punpcklwd): Likewise.
8958 (*avx_punpckhdq): Likewise.
8959 (*avx_punpckldq): Likewise.
8960 (*avx_pinsr<avxmodesuffixs>): Likewise.
8961 (*avx_pinsrq): Likewise.
8962 (*avx_loadld): Likewise.
8963 (*vec_extractv2di_1_rex64_avx): Likewise.
8964 (*vec_extractv2di_1_avx): Likewise.
8965 (*vec_dupv2di_avx): Likewise.
8966 (*vec_concatv2si_avx): Likewise.
8967 (*vec_concatv4si_1_avx): Likewise.
8968 (*vec_concatv2di_avx): Likewise.
8969 (*vec_concatv2di_rex64_avx): Likewise.
8970 (*avx_uavgv16qi3): Likewise.
8971 (*avx_uavgv8hi3): Likewise.
8972 (*avx_psadbw): Likewise.
8973 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8974 (*avx_phaddwv8hi3): Likewise.
8975 (*avx_phadddv4si3): Likewise.
8976 (*avx_phaddswv8hi3): Likewise.
8977 (*avx_phsubwv8hi3): Likewise.
8978 (*avx_phsubdv4si3): Likewise.
8979 (*avx_phsubswv8hi3): Likewise.
8980 (*avx_pmaddubsw128): Likewise.
8981 (*avx_pmulhrswv8hi3): Likewise.
8982 (*avx_pshufbv16qi3): Likewise.
8983 (*avx_psign<mode>3): Likewise.
8984 (*avx_palignrti): Likewise.
8985 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8986 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8987 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8988 (*avx_mpsadbw): Likewise.
8989 (*avx_packusdw): Likewise.
8990 (*avx_pblendvb): Likewise.
8991 (*avx_pblendw): Likewise.
8992 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8993 (avx_ptest256): Likewise.
8994 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8995 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8996 (*avx_aesenc): Likewise.
8997 (*avx_aesenclast): Likewise.
8998 (*avx_aesdec): Likewise.
8999 (*avx_aesdeclast): Likewise.
9000 (avx_vzeroupper): Likewise.
9001 (avx_vzeroupper_rex64): Likewise.
9002 (avx_vpermil<mode>): Likewise.
9003 (avx_vpermilvar<mode>3): Likewise.
9004 (avx_vpermil2<mode>3): Likewise.
9005 (avx_vperm2f128<mode>3): Likewise.
9006 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9007 (avx_vbroadcastss256): Likewise.
9008 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9009 (avx_vinsertf128<mode>): Likewise.
9010 (vec_set_lo_<mode>): Likewise.
9011 (vec_set_hi_<mode>): Likewise.
9012 (vec_set_lo_<mode>): Likewise.
9013 (vec_set_hi_<mode>): Likewise.
9014 (vec_set_lo_v16hi): Likewise.
9015 (vec_set_hi_v16hi): Likewise.
9016 (vec_set_lo_v32qi): Likewise.
9017 (vec_set_hi_v32qi): Likewise.
9018 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9019 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9020 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9021 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9022 (vec_init<mode>): Likewise.
9023 (*vec_concat<mode>_avx): Likewise.
9024 (blendbits): Support V8SF and V4DF.
9025 (sse2_movq128): Support AVX.
9026 (<sse>_movnt<mode>): Likewise.
9027 (sse2_movntv2di): Likewise.
9028 (sse_rcpv4sf2): Likewise.
9029 (sse_sqrtv4sf2): Likewise.
9030 (sse_rsqrtv4sf2): Likewise.
9031 (<sse>_comi): Likewise.
9032 (<sse>_ucomi): Likewise.
9033 (sse_cvtss2si): Likewise.
9034 (sse_cvtss2si_2): Likewise.
9035 (sse_cvtss2siq): Likewise.
9036 (sse_cvtss2siq_2): Likewise.
9037 (sse_cvttss2si): Likewise.
9038 (sse_cvttss2siq): Likewise.
9039 (sse2_cvtsd2si): Likewise.
9040 (sse2_cvtsd2si_2): Likewise.
9041 (sse2_cvtsd2siq): Likewise.
9042 (sse2_cvtsd2siq_2): Likewise.
9043 (sse2_cvttsd2si): Likewise.
9044 (sse2_cvttsd2siq): Likewise.
9045 (sse2_cvtdq2pd): Likewise.
9046 (*sse2_cvtpd2dq): Likewise.
9047 (*sse2_cvttpd2dq): Likewise.
9048 (*sse2_cvtpd2ps): Likewise.
9049 (sse2_cvtps2pd): Likewise.
9050 (sse3_movshdup): Likewise.
9051 (sse3_movsldup): Likewise.
9052 (sse_storehps): Likewise.
9053 (*sse4_1_extractps): Likewise.
9054 (sse2_storelpd): Likewise.
9055 (vec_dupv2df_sse3): Likewise.
9056 (*vec_concatv2df_sse3): Likewise.
9057 (*sse4_1_pextrb): Likewise.
9058 (*sse4_1_pextrb_memory): Likewise.
9059 (*sse2_pextrw): Likewise.
9060 (*sse4_1_pextrw_memory): Likewise.
9061 (*sse4_1_pextrd): Likewise.
9062 (*sse4_1_pextrq): Likewise.
9063 (sse2_pshufd_1): Likewise.
9064 (sse2_pshuflw_1): Likewise.
9065 (sse2_pshufhw_1): Likewise.
9066 (*sse2_storeq_rex64): Likewise.
9067 (*vec_dupv4si): Likewise.
9068 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9069 (sse2_pmovmskb): Likewise.
9070 (*sse2_maskmovdqu): Likewise.
9071 (*sse2_maskmovdqu_rex64): Likewise.
9072 (sse_ldmxcsr): Likewise.
9073 (sse_stmxcsr): Likewise.
9074 (abs<mode>2): Likewise.
9075 (sse4_1_movntdqa): Likewise.
9076 (sse4_1_phminposuw): Likewise.
9077 (sse4_1_extendv8qiv8hi2): Likewise.
9078 (*sse4_1_extendv8qiv8hi2): Likewise.
9079 (sse4_1_extendv4qiv4si2): Likewise.
9080 (*sse4_1_extendv4qiv4si2): Likewise.
9081 (sse4_1_extendv2qiv2di2): Likewise.
9082 (*sse4_1_extendv2qiv2di2): Likewise.
9083 (sse4_1_extendv4hiv4si2): Likewise.
9084 (*sse4_1_extendv4hiv4si2): Likewise.
9085 (sse4_1_extendv2hiv2di2): Likewise.
9086 (*sse4_1_extendv2hiv2di2): Likewise.
9087 (sse4_1_extendv2siv2di2): Likewise.
9088 (*sse4_1_extendv2siv2di2): Likewise.
9089 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9090 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9091 (sse4_1_zero_extendv4qiv4si2): Likewise.
9092 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9093 (sse4_1_zero_extendv2qiv2di2): Likewise.
9094 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9095 (sse4_1_zero_extendv4hiv4si2): Likewise.
9096 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9097 (sse4_1_zero_extendv2hiv2di2): Likewise.
9098 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9099 (sse4_1_zero_extendv2siv2di2): Likewise.
9100 (*sse4_1_zero_extendv2siv2di2): Likewise.
9101 (sse4_1_ptest): Likewise.
9102 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9103 (sse4_2_pcmpestri): Likewise.
9104 (sse4_2_pcmpestrm): Likewise.
9105 (sse4_2_pcmpistri): Likewise.
9106 (sse4_2_pcmpistrm): Likewise.
9108 (aeskeygenassist): Likewise.
9110 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9112 * config/i386/predicates.md (vzeroall_operation): New.
9114 * config/i386/sse.md (avx_vzeroall): New.
9115 (*avx_vzeroall): Likewise.
9117 2008-08-28 Paul Brook <paul@codesourcery.com>
9118 Mark Shinwell <shinwell@codesourcery.com>
9119 Richard Earnshaw <richard.earnshaw@arm.com>
9121 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9122 (TARGET_MIN_ANCHOR_OFFSET): New.
9123 (arm_override_options): Set correct anchor ranges for Thumb-1
9124 and Thumb-2 if required.
9125 (legitimize_pic_address): Handle case involving a TLS symbol
9126 reference with an addend.
9127 (arm_optimization_options): Enable section anchors at -O1 and
9129 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9130 * config/arm/arm-protos.h (arm_optimization_options): New.
9132 2008-08-28 Nick Clifton <nickc@redhat.com>
9134 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9135 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9138 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9139 * config/v850/v850.md (return): Remove frame size restriction.
9141 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9143 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9145 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9147 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9149 2008-08-28 Paul Brook <paul@codesourcery.com>
9151 * config/arm/vfp11.md: Update license notice.
9152 * config/arm/cortex-r4.md: Ditto.
9154 2008-08-28 Richard Guenther <rguenther@suse.de>
9156 PR tree-optimization/37207
9157 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9160 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9163 * tree.c (int_fits_type_p): Don't forget unsigned integers
9164 of type sizetype which higher end word equals -1.
9166 2008-08-28 Ira Rosen <irar@il.ibm.com>
9168 * target.h (struct vectorize): Add new target builtin.
9169 * tree-vectorizer.c (destroy_loop_vec_info): Call
9170 vect_free_slp_instance instead of vect_free_slp_node.
9171 * tree-vectorizer.h (enum slp_load_perm_type): New.
9172 (struct _slp_instance): Add new fields.
9173 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9174 (SLP_INSTANCE_LOADS): New.
9175 (vect_free_slp_tree): Remove.
9176 (vect_free_slp_instance): Declare.
9177 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9178 (vectorizable_load): Add argument.
9179 (vect_transform_slp_perm_load): New.
9180 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9182 (vect_get_place_in_interleaving_chain): New function.
9183 (vect_free_slp_tree): Make static.
9184 (vect_free_slp_instance): New function.
9185 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9186 collect the load location in the interleaving chain.
9187 (vect_supported_slp_permutation_p): New function.
9188 (vect_supported_load_permutation_p): Likewise.
9189 (vect_analyze_slp_instance): In case of loads permutation, call
9190 vect_supported_load_permutation_p to check that the permutation is
9192 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9193 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9194 (vect_create_mask_and_perm): New function.
9195 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9196 (vectorizable_load): Add an argument. Don't keep the created vectors
9197 statements in the node if permutation is required. Call
9198 vect_transform_slp_perm_load to generate the permutation.
9199 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9200 additional argument.
9201 (vect_schedule_slp_instance): In case of loads permutation, allocate
9202 vectorized statements structure for all the related SLP nodes. Call
9203 vect_transform_stmt with addditional argument.
9204 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9205 * config/spu/spu.c (spu_builtin_vec_perm): New.
9206 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9207 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9208 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9209 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9211 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9213 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9214 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9215 __gthread_cond_signal, __gthread_cond_timedwait,
9216 __gthread_cond_timedwait_recursive): New functions.
9217 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9219 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9222 2008-08-28 Richard Guenther <rguenther@suse.de>
9225 * fold-const.c (maybe_canonicalize_comparison_1): Require
9226 undefined overflow only for canonicalizing A +- CST cmp CST.
9227 Make sure to not generate new constants that are not inside
9228 their TYPE_MIN/MAX_VALUE range.
9229 (maybe_canonicalize_comparison): Remove undefined overflow
9231 (fold_binary): Remove now duplicate folding.
9233 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9235 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9236 use not updated in the last change.
9238 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9240 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9241 (IRA_COVER_CLASSES): Add FPUL_REGS.
9243 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9246 * c-common.c (conversion_warning): Check for null operands.
9248 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9251 * c-decl.c (check_for_loop_decls): Improve error message. Give
9254 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9257 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9258 (convert_for_assignment): Pass corrent OPT_W* parameter to
9259 WARN_FOR_ASSIGNMENT.
9261 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9264 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9266 2008-08-27 Paul Brook <paul@codesourcery.com>
9268 * config.gcc: Loosen checks for arm uclinux eabi targets.
9270 2008-08-27 Paul Brook <paul@codesourcery.com>
9272 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9274 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9276 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9278 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9279 the enumerators of an ENUMERAL_TYPE.
9280 * dbxout.c (dbxout_type): Ditto.
9282 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9285 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9286 (fwprop_addr): Check that the loop_father is not the outer loop.
9288 2008-08-26 Paul Brook <paul@codesourcery.com>
9290 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9291 Remove documentation entry for fmul type.
9292 Use fmuls to annotate single-precision multiplication patterns,
9293 fmuld to annotate double-precision multiplication patterns,
9294 fmacs to annotate single-precision multiply-accumulate patterns
9295 and fmacd to annotate double-precision multiply-accumulate patterns.
9296 * config/arm/vfp11.md: Update reservations accordingly.
9297 * config/arm/arm.md: Note that certain values of the "type"
9298 attribute are documented in vfp.md.
9299 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9300 (v10_cvt): Use new fmul types.
9302 2008-08-26 Paul Brook <paul@codesourcery.com>
9304 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9305 * config/arm/vfp11.md: ...here. New.
9306 * config/arm/arm.md: Include vfp11.md.
9308 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9310 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9311 parameter to inform call.
9313 2008-08-26 Jeff Law <law@redhat.com>
9315 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9316 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9317 preferred class when copying a constant into a partial word register.
9319 2008-08-26 Ben Elliston <bje@au.ibm.com>
9321 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9322 * cp/typeck.c: Likewise.
9323 * cp/tree.c: Likewise.
9324 * gimple-low.c: Likewise.
9327 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9329 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9330 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9332 * doc/passes.texi: Describe IRA.
9334 * doc/tm.texi (IRA_COVER_CLASSES,
9335 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9337 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9338 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9339 -fira-propagate-cost, -fno-ira-share-save-slots,
9340 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9342 * flags.h (ira_algorithm): New enumeration.
9343 (flag_ira_algorithm, flag_ira_verbose): New external variable
9346 * postreload.c (gate_handle_postreload): Don't do post reload
9347 optimizations unless the reload is completed.
9349 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9352 * tree-pass.h (pass_ira): New external variable declaration.
9354 * reload.h: Add 2008 to the Copyright.
9356 * cfgloopanal.c: Include params.h.
9357 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9360 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9362 * toplev.c (ira.h): New include.
9363 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9364 (backend_init_target): Call ira_init.
9365 (backend_init): Call ira_init_once.
9366 (finalize): Call finish_ira_once.
9368 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9369 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9372 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9373 may_move_out_cost): New external variable declarations.
9374 (move_table): New typedef.
9376 * caller-save.c: Include headers output.h and ira.h.
9377 (no_caller_save_reg_set): New global variable.
9378 (save_slots_num, save_slots): New variables.
9379 (reg_save_code, reg_restore_code, add_stored_regs): Add
9381 (init_caller_save): Set up no_caller_save_reg_set.
9382 (init_save_areas): Reset save_slots_num.
9383 (saved_hard_reg): New structure.
9384 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9385 (initiate_saved_hard_regs, new_saved_hard_reg,
9386 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9388 (setup_save_areas): Add code for sharing stack slots.
9389 (all_blocks): New variable.
9390 (save_call_clobbered_regs): Process pseudo-register too.
9391 (mark_set_regs): Process pseudo-register too.
9392 (insert_one_insn): Put the insn after bb note in a empty basic
9393 block. Add insn check.
9395 * global.c (eliminable_regset): Make it external.
9396 (mark_elimination): Use DF_LR_IN for IRA.
9397 (pseudo_for_reload_consideration_p): New.
9398 (build_insn_chain): Make it external. Don't ignore spilled
9399 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9400 (gate_handle_global_alloc): New function.
9401 (pass_global_alloc): Add the gate function.
9403 * opts.c (decode_options): Set up flag_ira. Print the warning for
9405 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9407 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9409 * regmove.c (regmove_optimize): Don't do replacement of output for
9412 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9413 New external variable declarations.
9415 * local-alloc.c (update_equiv_regs): Make it external. Return
9416 true if jump label rebuilding should be done. Rescan new_insn for
9418 (gate_handle_local_alloc): New function.
9419 (pass_local_alloc): Add the gate function.
9421 * alias.c (value_addr_p, stack_addr_p): New functions.
9422 (nonoverlapping_memrefs_p): Use them for IRA.
9424 * common.opt (fira, fira-algorithm, fira-coalesce,
9425 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9426 fira-verbose): New options.
9428 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9429 move_cost, may_move_in_cost, may_move_out_cost): Make the
9431 (move_table): Remove typedef.
9432 (init_move_cost): Make it external.
9433 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9436 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9437 setup_reg_classes): New function prototypes.
9438 (eliminable_regset): New external variable declaration.
9439 (build_insn_chain, update_equiv_regs): New function prototypes.
9441 * Makefile.in (IRA_INT_H): New definition.
9442 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9443 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9444 (reload1.o, toplev.o): Add dependence on ira.h.
9445 (cfgloopanal.o): Add PARAMS_H.
9446 (caller-save.o): Add dependence on output.h and ira.h.
9447 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9448 ira-emit.o, ira-lives.o): New entries.
9450 * passes.c (pass_ira): New pass.
9452 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9454 * reload1.c (ira.h): Include the header.
9455 (changed_allocation_pseudos): New bitmap.
9456 (init_reload): Initiate the bitmap.
9457 (compute_use_by_pseudos): Permits spilled registers in FROM.
9458 (temp_pseudo_reg_arr): New variable.
9459 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9460 IRA. Call alter_reg with the additional parameter. Don't clear
9461 spilled_pseudos for IRA. Restore original insn chain for IRA.
9462 Clear changed_allocation_pseudos at the end of reload.
9463 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9464 (hard_regno_to_pseudo_regno): New variable.
9465 (count_pseudo): Check spilled pseudos. Set up
9466 hard_regno_to_pseudo_regno.
9467 (count_spilled_pseudo): Check spilled pseudos. Update
9468 hard_regno_to_pseudo_regno.
9469 (find_reg): Use better_spill_reload_regno_p. Check
9470 hard_regno_to_pseudo_regno.
9471 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9473 (eliminate_regs_1): Use additional parameter for alter_reg.
9474 (finish_spills): Set up pseudo_previous_regs only for spilled
9475 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9476 more arguments. Don't clear live_throughout and dead_or_set for
9477 spilled pseudos. Use additional parameter for alter_reg. Call
9478 mark_allocation_change. Set up changed_allocation_pseudos.
9479 Remove sanity check.
9480 (emit_input_reload_insns, delete_output_reload): Use additional
9481 parameter for alter_reg. Call mark_allocation_change.
9482 (substitute, gen_reload_chain_without_interm_reg_p): New
9484 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9486 * testsuite/gcc.dg/20080410-1.c: New file.
9488 * config/s390/s390.h (IRA_COVER_CLASSES,
9489 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9491 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9493 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9495 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9497 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9499 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9501 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9503 2008-08-24 Jeff Law <law@redhat.com>
9504 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9505 when ignoring unavailable registers.
9507 2008-08-24 Jeff Law <law@redhat.com>
9508 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9509 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9510 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9511 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9513 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9514 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9516 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9517 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9518 * reload1.c (find_reg): Process registers in register allocation order.
9520 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9521 * toplev.c (backend_init_target): Move ira_init call from
9523 (lang_dependent_init_target): ...to here.
9525 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9526 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9527 calculate memory move costs for NO_REGS.
9529 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9530 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9531 STACK_REGS is defined.
9533 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9534 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9536 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9537 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9539 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9540 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9541 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9544 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9545 Dorit Nuzman <dorit@il.ibm.com>
9547 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9548 vec_extract_evenv4sf, vec_extract_evenv8hi,
9549 vec_extract_evenv16qi, vec_extract_oddv4si,
9550 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9551 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9552 vec_interleave_highv4si, vec_interleave_lowv4si,
9553 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9554 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9555 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9557 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9560 * config/rs6000/rs6000.c (optimization_options): Don't default to
9561 section anchors without toplevel reorder.
9563 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9565 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9566 (mfc_end_critical_section): Likewise.
9568 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9570 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9571 all type qualifiers from element type to vector type.
9573 2008-08-25 David Daney <ddaney@avtrex.com>
9575 * config/mips/mips.md (immediate_insn): Move up in file, fix
9576 comment typo, reformat.
9577 (fetchop_bit, atomic_hiqi_op memory_barrier,
9578 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9579 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9580 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9581 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9582 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9583 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9584 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9585 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9586 sync_old_nand<mode>, sync_new_nand<mode>,
9587 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9588 test_and_set_12): Moved to sync.md.
9590 * config/mips/sync.md: New file.
9592 2008-08-25 Richard Henderson <rth@redhat.com>
9594 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9595 (regsave): Likewise.
9596 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9597 (output_cfi_directive): Likewise.
9598 (div_data_align): New.
9599 (output_cfi): Use it.
9601 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9603 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9604 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9605 (TARGET_OCTEON): New macro.
9606 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9607 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9608 (ISA_HAS_POP): New macro.
9609 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9611 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9613 * config/mips/mips.md (cpu): Add octeon.
9614 (type): Add pop attribute value.
9615 (popcount<mode>2): New pattern.
9616 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9618 2008-08-24 Jan Hubicka <jh@suse.cz>
9620 * doc/invoke.texi (-fipa-cp-clone): New option.
9621 (-fipa-cp): Update docs.
9622 (--param ipcp-unit-growth):New.
9623 * ipa-cp.c: Include fibheap.h, params.h
9624 (ipcp_initialize_node_lattices): When not cloning, all externally
9625 visible functions are bottom.
9626 (ipcp_need_redirect_p): Accept clones.
9627 (ipcp_insert_stage): Use cost driven heuristics.
9628 (max_count, dead_nodes): New static vars.
9629 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9630 ipcp_const_param_count): New functions.
9631 * common.opt (ipa-cp-clone): New command line option.
9632 * params.def (ipcp-unit-growth): New.
9634 2008-08-24 Jan Hubicka <jh@suse.cz>
9636 * tree-inline.c (tree_function_versioning): Look harder
9637 for referenced vars.
9639 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9641 PR tree-optimization/37185
9642 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9644 2008-08-23 Jan Hubicka <jh@suse.cz>
9646 * ipa-cp.c (ipcp_analyze_node): New function.
9647 (ipcp_update_cloned_node): Use it.
9648 (ipcp_init_stage): Likewise.
9649 * ipa-inline.c (function_insertion_hook_holder): New static var.
9650 (analyze_function): Break out from ....
9651 (inline_generate_summary): Here; register insertion hook.
9652 (cgraph_decide_inlining): Remove hook.
9653 (add_new_function): New function.
9655 2008-08-23 Jan Hubicka <jh@suse.cz>
9657 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9659 2008-08-23 Jan Hubicka <jh@suse.cz>
9661 * ipa-cp.c (constant_val_insert): Remove.
9662 (ipcp_propagate_one_const): Remove.
9663 (ipcp_create_replace_map): Always insert replacements to the map.
9664 (ipcp_insert_stage): Do not try to insert statements by hand.
9665 * tree-inline.c (insert_init_stmt): Break out from ...
9666 (setup_one_parameter): ... here; allow NULL BB pointer.
9667 (tree_function_versioning): Use setup_one_parameter to process
9670 2008-08-23 Jan Hubicka <jh@suse.cz>
9672 * tree.c (decl_address_ip_invariant_p): New function.
9673 * tree.h (decl_address_ip_invariant_p): Declare.
9674 * gimple.c (strip_invariant_refs): Break out from ...
9675 (is_gimple_invariant_address): ... here
9676 (is_gimple_ip_invariant_address): New function.
9677 (is_gimple_ip_invariant): New function.
9678 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9681 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9682 (ipcp_lat_is_insertable): All constants are insertable.
9683 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9684 IPA_CONST_VALUE_REF.
9685 (ipcp_initialize_node_lattices): Propagate all types of operands.
9686 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9687 (ipcp_create_replace_map): Reformat.
9688 (ipcp_need_redirect_p): Simplify.
9689 (ipcp_insert_stage): Check that argument is used before clonning.
9690 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9692 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9693 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9694 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9695 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9696 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9697 * tree-inline.c (tree_function_versioning): Add variables referenced
9700 2008-08-23 Jan Hubicka <jh@suse.cz>
9703 * i386.c (standard_80387_constant_p): Use optimize_size.
9705 2008-08-23 Ira Rosen <irar@il.ibm.com>
9707 PR tree-optimization/37161
9708 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9709 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9710 (vect_determine_vectorization_factor): Move the scalar type
9711 retrieval to vect_get_smallest_scalar_type.
9712 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9713 scalar type. Remove redundant computation.
9714 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9715 (vect_get_slp_defs): Take the type of RHS into account if
9716 necessary by calling vect_get_smallest_scalar_type. Call
9717 vect_get_constant_vectors with additional argument.
9719 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9722 * doc/invoke.texi (Wwrite-strings): Clarify description.
9724 2008-08-23 Ira Rosen <irar@il.ibm.com>
9726 PR tree-optimization/37174
9727 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9728 def stmt is a part of the loop before accessing its stmt_vec_info.
9730 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9733 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9734 (*swap): New insn pattern.
9735 (*ashlqi3): Rename from ashlqi3 insn pattern.
9736 (ashlqi3): New expanders.
9737 (*lshrqi3): Rename from lshrqi3 insn pattern.
9738 (lshrqi3): New expanders.
9739 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9740 lshrqi3_const5, lshrqi3_const6): New splitters.
9741 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9742 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9745 2008-08-22 Richard Guenther <rguenther@suse.de>
9747 PR tree-optimization/37078
9748 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9749 [+INF, +INF] ranges.
9751 2008-08-22 Richard Guenther <rguenther@suse.de>
9753 PR tree-optimization/37143
9754 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9755 a conversion statement instead of a copy.
9757 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9760 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9761 CCCmode, CCOmode and CCSmode destination modes.
9764 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9765 from different units in a single alternative.
9766 (*vec_extractv2sf_1): Ditto.
9767 (*vec_extractv2si_0): Ditto.
9768 (*vec_extractv2si_1): Ditto.
9769 * config/i386/sse.md (sse2_storehpd): Ditto.
9770 (sse2_storelpd): Ditto.
9771 (sse2_loadhpd): Ditto.
9772 (sse2_loadlpd): Ditto.
9775 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9776 (popcountsi2): Ditto.
9777 (clzdi2_abm): Ditto.
9778 (popcountdi2): Ditto.
9779 (clzhi2_abm): Ditto.
9780 (popcounthi2): Ditto.
9782 2008-08-22 Richard Guenther <rguenther@suse.de>
9786 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9787 if the multiplication does not overflow.
9789 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9791 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9793 2008-08-21 Richard Henderson <rth@redhat.com>
9795 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9796 spurrious comma from test.
9797 * configure: Rebuild.
9799 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9802 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9805 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9807 * c-tree.h (grokfield): New argument.
9808 * c-decl.c (grokfield): Handle new location argument.
9809 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9811 2008-08-21 Richard Guenther <rguenther@suse.de>
9813 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9815 2008-08-21 Jan Hubicka <jh@suse.cz>
9817 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9818 (cgraph_add_function_insertion_hook,
9819 cgraph_remove_function_insertion_hook,
9820 cgraph_call_function_insertion_hooks): New functions.
9821 * cgraph.h (cgraph_add_function_insertion_hook,
9822 cgraph_remove_function_insertion_hook,
9823 cgraph_call_function_insertion_hooks): Declare.
9824 * ipa-reference.c (function_insertion_hook_holder): New variable.
9825 (check_operand, look_for_address_of): When checking late, do not care
9826 about module bitmaps.
9827 (add_new_function): New function.
9828 (generate_summary): Register hooks; zero module bitmaps.
9829 (propagate): Unregister hooks.
9830 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9831 (add_new_function): New function.
9832 (generate_summary): Register hook.
9833 (propagate): Remove hook.
9835 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9837 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9838 * ipa-cp.c (ipcp_update_cloned_node): New function.
9839 (build_const_val): Handle functions correctly; bring type logic
9840 into sync with tree-inline.c
9841 (ipcp_init_stage): Take care of computing stuff needed by
9842 indirect inlining; update clones.
9843 (ipcp_generate_summary): Break out of ipcp_driver.
9844 (ipcp_driver): Do only execution and transformation.
9845 (pass_ipa_cp): Make IPA_PASS.
9846 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9848 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9849 ipcp, some info is already available.
9850 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9851 * tree-inline.c (remap_ssa_name): Unshare expression.
9853 2008-08-21 Richard Guenther <rguenther@suse.de>
9855 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9856 a PHI ask VN if it is already available.
9857 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9858 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9860 2008-08-21 Richard Guenther <rguenther@suse.de>
9863 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9864 makes sure to produce a result of the correct type.
9866 2008-08-21 Jan Hubicka <jh@suse.cz>
9867 Backport from LTO branch:
9869 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9870 Jan Hubicka <jh@suse.cz>
9873 (init_state, finish_state, set_function_state, generate_summary):
9875 (scan_stmt): Renamed from scan_function. Changed to keep state in
9876 local static vars rather than cgraph aux field.
9877 (propagate): Renamed from static_execute. Changed to keep state in
9878 local static vars rather than cgraph aux field.
9879 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9880 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9882 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9884 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9885 * ipa-reference.c (init_function_info, generate_summary,
9886 propagate): New functions.
9887 (analyze_function): Call init_function_info.
9888 (static_execute): Stripped into generate_summary and propagate.
9889 (pass_ipa_reference): Made into ipa_opt_pass.
9891 2008-08-21 Richard Guenther <rguenther@suse.de>
9893 PR tree-optimization/37181
9894 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9896 (extract_range_from_unary_expr): Likewise.
9898 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9900 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9902 * toplev.h (pedwarn_at): Likewise.
9903 * builtins.c: Update all calls to pedwarn.
9904 * c-lex.c: Likewise.
9905 * toplev.c: Likewise.
9906 * c-tree.h: Likewise.
9907 * c-decl.c: Likewise.
9908 * c-errors.c: Likewise.
9909 * c-typeck.c: Likewise.
9910 * c-common.c: Likewise.
9911 * c-parser.c: Likewise.
9913 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9916 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9917 with MODE_VECTOR_INT mode.
9919 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9922 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9923 initialized outside the current module.
9924 (warn_uninitialized_var): Ignore left-hand side when walking the
9925 trees. Ignore address expressions. Examine VUSE operands in gimple
9926 statements with a variable declaration on the right-hand side.
9928 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9931 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9933 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9936 * c-common.c (conversion_warning): Do not warn if applying bit-and
9937 operator to unsigned constant that fits in the target type.
9939 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9942 * c-common.c (conversion_warning): Do not warn for artificial
9945 2008-08-20 Richard Guenther <rguenther@suse.de>
9947 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9948 (extract_range_from_binary_expr): Fall back to constant propagation.
9949 (extract_range_from_unary_expr): Likewise.
9951 2008-08-20 Richard Guenther <rguenther@suse.de>
9953 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9954 with TREE_THIS_VOLATILE on shared nodes.
9955 (fold_stmt_r): Likewise.
9957 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9960 * c-parser.c (c_parser_attributes): For keywords use canonical
9961 spelling for attr_name.
9963 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9965 * value-prof.c (check_counter): Revert wrong call to error.
9967 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9969 * profile.c: Update calls to inform.
9970 * value-prof.c: Update calls to inform.
9972 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9974 * diagnostic.c (inform): Add an explicit location_t parameter.
9975 * toplev.h (inform): Update declaration.
9976 * builtins.c: Update all calls to inform.
9977 * c-common.c: Likewise.
9978 * c-decl.c: Likewise.
9979 * c-opts.c: Likewise.
9980 * c-pch.c: Likewise.
9981 * c-pragma.c: Likewise.
9982 * c-typeck.c: Likewise.
9983 * coverage.c: Likewise.
9985 * toplev.c: Likewise.
9986 * tree-cfg.c: Likewise.
9987 * tree-ssa.c: Likewise.
9989 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9992 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9993 V2DI mode, for SSE4.1, use movq instead of vector set if the
9994 second element is zero and inter-unit moves are OK.
9996 2008-08-20 Richard Guenther <rguenther@suse.de>
9998 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9999 properly handle conversion/copy chains after tuplification.
10001 2008-08-20 Richard Guenther <rguenther@suse.de>
10003 * passes.c (init_optimization_passes): Move the second
10004 forwprop pass before alias computation. Remove the second
10005 DCE pass. Remove the first dominator and phi copy/const
10008 2008-08-20 Nick Clifton <nickc@redhat.com>
10010 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10011 support of this feature. Do not assume that a sufficiently new
10012 assembler will support the feature regardless of the target type.
10013 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10014 * configure: Regenerate.
10016 2008-08-20 Richard Guenther <rguenther@suse.de>
10018 * tree-vrp.c (found_in_subgraph): Remove.
10019 (live): New global static.
10020 (live_on_edge): New function.
10021 (blocks_visited): Remove.
10022 (register_edge_assert_for_2): Use live_on_edge.
10023 (find_conditional_asserts): Remove code dealing with
10024 found_in_subgraph. Do not walk the CFG.
10025 (find_switch_asserts): Likewise.
10026 (find_assert_locations_1): Renamed from find_assert_locations.
10027 Move finding assert locations for conditional and switch
10028 statements first. Update live bitmap. Do not walk the CFG.
10029 (find_assert_locations): New function.
10030 (insert_range_assertions): Remove entry of CFG walk.
10031 Adjust call to find_assert_locations.
10032 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10033 that only can appear because of fake exit edges but assert we
10034 never try to insert on those.
10035 (fini_pre): Do not remove fake exit edges here...
10036 (execute_pre): ...but here, before committing edge inserts.
10038 2008-08-19 Richard Guenther <rguenther@suse.de>
10040 * passes.c (init_optimization_passes): Exchange store-ccp
10043 2008-08-19 Rafael Espíndola <espindola@google.com>
10045 * varasm.c (weak_decls): Move earlier in the file.
10046 (assemble_external): Add weak decls to the weak_decls list.
10047 (declare_weak): Don't add decls to the weak_decls list.
10049 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10052 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10053 before (sse2_shufpd_<mode>).
10055 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10058 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10059 * tree.c (block_nonartificial_location): Likewise.
10061 2008-08-19 Richard Guenther <rguenther@suse.de>
10063 PR tree-optimization/35972
10064 PR tree-optimization/23094
10065 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10068 handle MISALIGNED_INDIRECT_REF.
10069 (get_ref_from_reference_ops): New helper.
10070 (vn_reference_lookup_pieces): Walk the use-def chain using the
10071 alias-oracle if requested.
10072 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10073 walking the use-def chain.
10074 (compute_avail): But not here.
10075 (create_component_ref_by_pieces_1): Properly handle
10076 MISALIGNED_INDIRECT_REF.
10077 (do_regular_insertion): Handle fully redundant
10078 expressions after PHI-translation also for SSA_NAME values, not
10079 only constants. Correctly use edoubleprime for that.
10081 2008-08-19 Ira Rosen <irar@il.ibm.com>
10083 * tree-vectorizer.c (supportable_widening_operation): Support
10084 multi-step conversion, return the number of steps in such conversion
10085 and the required intermediate types.
10086 (supportable_narrowing_operation): Likewise.
10087 * tree-vectorizer.h (vect_pow2): New function.
10088 (supportable_widening_operation): Change argument types.
10089 (supportable_narrowing_operation): Likewise.
10090 (vectorizable_type_promotion): Add an argument.
10091 (vectorizable_type_demotion): Likewise.
10092 * tree-vect-analyze.c (vect_analyze_operations): Call
10093 vectorizable_type_promotion and vectorizable_type_demotion with
10094 additional argument.
10095 (vect_get_and_check_slp_defs): Detect patterns.
10096 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10098 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10099 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10100 factor according to the smallest type in the loop.
10101 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10102 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10103 supportable_widening_operation with correct arguments.
10104 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10105 operands lists according to the number of vector statements in left
10106 or right node, if exists.
10107 (vect_gen_widened_results_half): Remove unused argument.
10108 (vectorizable_conversion): Call supportable_widening_operation,
10109 supportable_narrowing_operation, and vect_gen_widened_results_half
10110 with correct arguments.
10111 (vectorizable_assignment): Change documentation, support multiple
10113 (vectorizable_operation): Likewise.
10114 (vect_get_loop_based_defs): New function.
10115 (vect_create_vectorized_demotion_stmts): Likewise.
10116 (vectorizable_type_demotion): Support loop-aware SLP and general
10117 multi-step conversion. Call vect_get_loop_based_defs and
10118 vect_create_vectorized_demotion_stmts for transformation.
10119 (vect_create_vectorized_promotion_stmts): New function.
10120 (vectorizable_type_promotion): Support loop-aware SLP and general
10121 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10122 for transformation.
10123 (vectorizable_store): Change documentation, support multiple
10125 (vectorizable_load): Likewise.
10126 (vect_transform_stmt): Pass SLP_NODE to
10127 vectorizable_type_promotion and vectorizable_type_demotion.
10128 (vect_schedule_slp_instance): Move here the calculation of number
10129 of vectorized statements for each node from...
10130 (vect_schedule_slp): ... here.
10131 (vect_transform_loop): Call vect_schedule_slp without the last
10134 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10137 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10138 to == in assert statement.
10139 (vectorizable_reduction): Fix typo.
10141 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10144 * value-prof.c (check_counter): Dereference pointer to overall
10145 count when printing it.
10147 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10149 * profile.h: Really add it.
10151 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10153 * mcf.c: Really add it.
10155 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10156 Vinodha Ramasamy <vinodha@google.com>
10158 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10160 * value-prof.c (check_counter): Fix the counter if
10161 flag_profile_correction is true.
10162 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10163 tree_mod_subtract_transform):
10164 Follow check_counter parameter change.
10165 * common.opt (fprofile-correction): New option.
10167 * profile.h: Likewise.
10168 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10169 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10170 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10172 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10173 flag_profile_correction is set.
10175 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10177 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10179 2008-08-18 Tomas Bily <tbily@suse.cz>
10181 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10182 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10184 * tree-data-ref.c (split_constant_offset_1): Likewise.
10185 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10186 * tree-sra.c (sra_walk_expr): Likewise.
10187 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10188 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10189 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10190 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10192 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10193 * tree-vect-transform.c (vectorizable_type_demotion)
10194 (vectorizable_type_promotion): Likewise.
10195 * tree-inline.c (expand_call_inline):
10196 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10197 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10198 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10199 * expr.c (expand_expr_real_1): Likewise.
10200 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10201 (gimple_assign_unary_useless_conversion_p): Likewise.
10202 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10203 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10204 * fold-const.c (fold_unary): Likewise.
10205 * tree.h (CONVERT_EXPR_P): Likewise.
10206 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10207 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10209 (register_edge_assert_for_2, extract_range_from_unary_expr)
10210 (register_edge_assert_for_1): Likewise.
10212 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10214 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10215 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10216 (enum real_value_const): Delete.
10217 (get_real_const): Delete.
10218 * real.c (get_real_const): Delete.
10219 (dconst_e_ptr): Define.
10220 (dconst_third_ptr): Define.
10221 (dconst_sqrt2_ptr): Define.
10222 * builtins.c: Update all callers.
10224 2008-08-18 Richard Guenther <rguenther@suse.de>
10226 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10227 statement iterator after statement removal.
10229 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10231 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10232 (detect_processor_freebsd): Likewise.
10233 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10235 2008-08-18 Richard Guenther <rguenther@suse.de>
10237 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10238 and loads have the correct types.
10240 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10243 * c-opts.c (cpp_opts): Remove static.
10244 * c-parser.c (cpp_opts): Declare it extern.
10245 (disable_extension_diagnostics): Handle cpp options.
10246 (enable_extension_diagnostics): Likewise.
10248 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10250 * diagnostics.c (permerror_at): Rename as permerror.
10251 (permerror): Delete.
10252 * toplev.h: Likewise.
10254 2008-08-18 Richard Guenther <rguenther@suse.de>
10256 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10257 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10258 Move call_cdce before build_alias. Move copyrename2,
10259 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10260 right after final inlining.
10261 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10262 (pass_build_cfg): But instead via TODO_dump_func.
10264 2008-08-18 Richard Guenther <rguenther@suse.de>
10266 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10268 (scalarize_init): If we failed to generate some initializers
10269 do not generate zeros for not instantiated members. Instead
10270 rely on the copy out.
10271 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10272 about missing flow-sensitive alias info only if we have
10275 2008-08-17 Nick Clifton <nickc@redhat.com>
10277 * doc/extend.texi (Function Attributes): Fix typo in description
10278 if hot function attribute.
10280 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10281 Richard Sandiford <rdsandiford@googlemail.com>
10283 * doc/install.texi (--with-mips-plt): Document.
10284 * doc/invoke.texi (-mplt, -mno-plt): Document.
10285 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10286 and handle ${with_mips_plt}.
10287 * config/mips/mips.opt (mplt): New option.
10288 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10289 (TARGET_ABICALLS_PIC2): Likewise.
10290 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10291 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10292 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10293 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10294 to decide whether to output ".option picX" directives.
10295 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10296 Pass -call_nonpic rather than -KPIC for -mplt.
10297 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10298 on the command line. Also remove it when -mabi=64 is used without
10300 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10301 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10302 TARGET_ABICALLS_PIC0.
10303 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10305 (mips16_build_function_stub): Only output ".option pic" directives
10306 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10307 (mips16_build_call_stub): Fix comment and remove redundant
10308 ".set at"/"set .noat" directives.
10309 (mips_function_rodata_section): Use the default behaviour for
10310 TARGET_ABSOLUTE_ABICALLS.
10311 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10312 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10313 (mips_restore_gp): Do nothing if the current function doesn't use
10315 (mips_expand_prologue): Only save $gp if the current function uses it.
10316 Use a normal move for TARGET_ABICALLS_PIC0.
10317 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10319 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10321 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10322 of function when handling GLOBAL_POINTER_REGNUM.
10324 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10327 * common.opt (-fstack-check): Do not declare the variable here.
10328 (-fstack-check=): New option variant.
10329 * doc/invoke.texi (Code Gen Options): Document it.
10330 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10331 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10332 (STACK_CHECK_STATIC_BUILTIN): New macro.
10333 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10334 * opts.c: Include expr.h.
10335 (common_handle_option) <OPT_fold_stack_check_>: New case.
10336 <OPT_fstack_check>: Likewise.
10337 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10338 consistently in the test for variable-sized types. Adjust for
10339 new behaviour of flag_stack_check.
10340 * explow.c: Include except.h.
10341 (allocate_dynamic_stack_space): Do not take into account
10342 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10343 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10344 for variable-sized parameters. Treat all parameters whose size is
10345 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10346 stack checking is enabled.
10347 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10348 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10349 if generic stack checking is enabled.
10350 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10351 * reload1.c (reload): Likewise.
10352 * stmt.c (expand_decl): Assert that all automatic variables have
10353 fixed size at this point and remove dead code.
10354 * flags.h (stack_check_type): New enumeration type.
10355 (flag_stack_check): Declare.
10356 * toplev.c (flag_stack_check): New global variable.
10357 * Makefile.in (opts.o): Add dependency on EXPR_H.
10358 (explow.o): Add dependency on except.h.
10360 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10362 * config/avr/avr.c (avr_override_options): Reduce value of
10363 PARAM_INLINE_CALL_COST.
10365 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10367 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10368 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10369 lieu of TYPE_MODE (type) throughout.
10371 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10373 * config/arm/arm.c (add_minipool_backward_ref): Check for
10374 8-byte-aligned entries in second case of forcing insertion after a
10375 particular entry. Change third case to avoid inserting
10376 non-8-byte-aligned entries before 8-byte-aligned ones.
10378 2008-08-15 Richard Guenther <rguenther@suse.de>
10380 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10381 strip components for unknown size accesses.
10383 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10385 * config/s390/2097.md New file.
10386 * config/s390/s390.md ("z10prop" attribute): Define none,
10387 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10388 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10389 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10390 possible values and apply them to insns as appropriate.
10391 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10392 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10393 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10394 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10395 ("bfp" mode attribute): Removed. Every occurence replaced
10397 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10398 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10401 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10404 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10407 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10409 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10410 additional argument. Support reduction when duplication is needed due
10411 to data-types of different sizes in the loop.
10412 (get_initial_def_for_induction): Fix printout.
10413 (vect_get_vec_def_for_stmt_copy): Support case where the
10414 vec_stmt_for_operand is a phi node.
10415 (vectorizable_reduction): Support reduction when duplication is needed
10416 due to data-types of different sizes in the loop.
10417 (vectorizable_call): Remove restriction to not vectorize in case we
10418 have data-types of different sizes in the loop.
10419 (vectorizable_conversion): Likewise.
10420 (vectorizable_operation): Likewise.
10421 (vectorizable_type_demotion): Likewise.
10422 (vectorizable_type_promotion): Likewise.
10423 (vectorizable_induction): Add restriction to not vectorize in case
10424 we have data-types of different sizes in the loop.
10426 2008-08-14 Christophe Saout <christophe@saout.de>
10427 Uros Bizjak <ubizjak@gmail.com>
10430 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10431 (*vec_concatv2di_rex64_sse4_1): Ditto.
10432 (*vec_concatv2di_rex64_sse): Ditto.
10434 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10436 PR middle-end/37103
10437 * fold-const.c (fold_widened_comparison): Do not allow
10438 sign changes that change the result even if shorter type
10439 is wider than arg1_unw's type.
10441 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10443 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10444 Skip if the multilib testing specifies -march that does not
10445 agree with the one specified in the testcase.
10447 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10449 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10450 zero extend SImode values being converted to TFmode before passing
10453 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10455 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10456 __PPU__ when targeting the Cell/B.E. PPU processor.
10458 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10460 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10461 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10462 Rematerialize the static chain, if any.
10463 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10466 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10468 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10469 (new_loc_descr): Likewise.
10470 (add_loc_descr): Likewise.
10471 (size_of_loc_descr): Likewise.
10472 (size_of_locs): Likewise.
10473 (output_loc_operands): Likewise.
10474 (output_loc_sequence): Likewise.
10475 (new_reg_loc_descr): New.
10476 (build_cfa_loc): Use it.
10477 (build_cfa_aligned_loc): Likewise.
10478 (one_reg_loc_descriptor): Likewise.
10479 (based_loc_descr): Likewise.
10481 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10484 * doc/invoke.texi (Wmain): Update.
10485 * c-decl.c (start_decl): warn_main is only 0 or 1.
10486 (start_function): Likewise. Fix formatting.
10487 (finish_function): Delete redundant warning.
10488 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10489 * c-opts (c_common_handle_option): -Wall only has effect if
10490 warn_main is uninitialized. OPT_Wmain is automatically
10491 handled. -pedantic also enables Wmain.
10492 (c_common_post_options): Handle all logic for Wmain here.
10493 * c-common.c (warn_main): Delete.
10494 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10495 * c-common.h (warn_main): Delete.
10497 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10499 PR middle-end/36701
10500 * expr.c (emit_group_store): Allocate stack temp with the
10501 largest alignment when copying from register to stack.
10503 2008-08-13 Richard Guenther <rguenther@suse.de>
10505 * tree.h (maybe_fold_offset_to_address): Declare.
10506 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10507 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10508 Likewise for POINTER_PLUS_EXPR.
10509 (maybe_fold_offset_to_reference): Enable disabled code.
10510 (maybe_fold_offset_to_address): New function.
10511 (fold_stmt_r): Use it.
10512 (fold_gimple_assign): Likewise.
10513 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10514 (gimplify_expr): Likewise.
10516 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10518 * toplev.h (pedwarn_at): Fix declaration.
10520 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10522 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10523 LINK_SPEC): Use %R in -Y P argument.
10525 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10528 * diagnostic.c (pedwarn_at): New.
10529 * toplev.h (pedwarn_at): Declare.
10530 * c-tree.h (build_enumerator): Update declaration.
10531 * c-decl.c (finish_enum): Update comment.
10532 (build_enumerator): Take a location parameter. Give a pedwarn but do
10533 not perform any conversion.
10534 * c-parser.c (c_parser_enum_specifier): Set correct location for
10537 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10540 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10541 expressions except for conversions to signed:1 bitfields. Handle
10542 COND_EXPR with constant operands.
10544 2008-08-13 Richard Guenther <rguenther@suse.de>
10546 PR tree-optimization/15255
10547 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10548 (struct oecount_s): New struct and VEC types.
10549 (cvec): New global.
10550 (oecount_hash): New function.
10551 (oecount_eq): Likewise.
10552 (oecount_cmp): Likewise.
10553 (zero_one_operation): New function.
10554 (build_and_add_sum): Likewise.
10555 (undistribute_ops_list): Perform un-distribution of multiplication
10556 and division on the chain of summands.
10557 (should_break_up_subtract): Also break up subtracts for factors.
10558 (reassociate_bb): Delete dead visited statements.
10559 Call undistribute_ops_list. Re-sort and optimize if it did something.
10560 * passes.c (init_optimization_passes): Move DSE before
10562 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10565 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10567 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10569 * doc/invoke.texi: Revert unintended checkin.
10571 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10574 * gcc.c (include_spec_function): Tweak call to find_a_file.
10576 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10578 PR middle-end/37014
10579 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10580 and TRUTH_ORIF_EXPR.
10581 * dojump.c (do_jump): Likewise.
10583 PR tree-optimization/37084
10584 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10585 if id->regimplify, don't assume stmt is a cast assignment.
10587 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10589 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10591 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10594 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10597 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10599 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10600 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10602 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10603 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10604 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10605 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10606 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10608 * doc/tm.texi (Storage Layout): Remove documentation for
10609 TARGET_FLOAT_FORMAT.
10611 * simplify-rtx.c (simplify_binary_operation_1): Replace
10612 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10614 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10616 * real.h (struct real_format): New member has_sign_dependent_rounding.
10617 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10618 spu_single_format, ieee_double_format, mips_double_format,
10619 motorola_double_format, ieee_extended_motorola_format,
10620 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10621 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10622 mips_extended_format, ieee_quad_format, mips_quad_format,
10623 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10624 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10626 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10627 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10628 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10629 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10630 (ROUND_TOWARDS_ZERO): Likewise.
10632 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10633 (FLOAT_MODE_FORMAT): New macro.
10634 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10635 (MODE_COMPOSITE_P): ... this new macro.
10636 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10637 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10638 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10640 * flags.h: Include "real.h".
10642 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10643 REAL_MODE_FORMAT_COMPOSITE_P.
10644 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10646 * doc/tm.texi (Storage Layout): Remove documentation of
10647 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10648 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10649 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10650 they only apply to libgcc2.a.
10652 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10654 * config/spu/float_disf.c: New file.
10655 * config/spu/float_unsdisf.c: New file.
10656 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10657 (LIB2FUNCS_EXCLUDE): Define.
10659 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10660 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10662 * real.h (struct real_format): New member round_towards_zero.
10663 * real.c (round_for_format): Respect fmt->round_towards_zero.
10664 (ieee_single_format, mips_single_format, motorola_single_format,
10665 spu_single_format, ieee_double_format, mips_double_format,
10666 motorola_double_format, ieee_extended_motorola_format,
10667 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10668 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10669 mips_extended_format, ieee_quad_format, mips_quad_format,
10670 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10671 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10673 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10674 real_format to choose rounding mode when calling MPFR functions.
10675 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10676 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10678 * real.h (real_to_decimal_for_mode): Add prototype.
10679 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10680 Respect target rounding mode when generating decimal representation.
10681 (real_to_decimal): New stub for backwards compatibility.
10682 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10683 real_to_decimal_for_mode instead of real_to_decimal.
10685 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10687 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10688 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10690 * real.c (spu_single_format): New variable.
10691 * real.h (spu_single_format): Declare.
10693 * config/spu/spu.c (spu_override_options): Install SFmode format.
10694 (spu_split_immediate): Use integer mode to operate on pieces of
10695 floating-point values in all cases.
10697 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10698 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10699 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10701 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10703 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10705 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10707 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10709 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10712 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10713 on the VAR_DECL instead of TYPE_READONLY on its type.
10715 2008-08-12 Ira Rosen <irar@il.ibm.com>
10717 * tree-vectorizer.c: Depend on langhooks.h.
10718 (supportable_widening_operation): Add two arguments. Support double
10720 (supportable_narrowing_operation): Likewise.
10721 * tree-vectorizer.h (supportable_widening_operation): Add two
10723 (supportable_narrowing_operation): Likewise.
10724 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10725 supportable_widening_operation with correct arguments.
10726 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10727 (vectorizable_type_demotion): Support double type conversions.
10728 (vectorizable_type_promotion): Likewise.
10729 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10731 2008-08-11 Michael Matz <matz@suse.de>
10733 * i386/i386.c (override_options): Move initialisation from
10734 flag_schedule_insns_after_reload to here from ...
10735 (optimization_options): ... here.
10737 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10739 PR rtl-optimization/36998
10740 * dwarf2out.c (compute_barrier_args_size_1,
10741 compute_barrier_args_size): Temporarily remove assertions.
10743 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10745 PR middle-end/20644
10746 * tree-ssa.c (struct walk_data): Add new flag
10747 warn_possibly_uninitialized.
10748 (warn_uninitialized_var): Use it.
10749 (warn_uninitialized_vars): New.
10750 (execute_early_warn_uninitialized): Call it.
10751 (execute_late_warn_uninitialized): Likewise.
10753 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10755 PR middle-end/36238
10756 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10757 for memory subregs.
10759 2008-08-09 Jan Hubicka <jh@suse.cz>
10762 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10764 (expand_fix): Be prepared for expansion to fail.
10765 (expand_sfix_optab): Remove instructions if expansion failed.
10767 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10769 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10770 avr31 architecture.
10771 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10772 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10774 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10776 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10777 mips/t-libgcc-mips16 to tmake_file.
10778 * config/mips/mips-protos.h (mips_call_type): New enum.
10779 (mips_pic_base_register, mips_got_load): Declare.
10780 (mips_restore_gp): Take an rtx argument.
10781 (mips_use_pic_fn_addr_reg_p): Declare.
10782 (mips_expand_call): Replace the sibcall_p argument with
10783 a mips_call_type argument. Add a lazy_p parameter.
10784 (mips_split_call): Declare.
10785 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10786 (MIPS16_PIC_TEMP): Likewise.
10787 (reg_class): Delete M16_NA_REGS.
10788 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10789 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10790 (mips_split_hi_p): Declare.
10791 * config/mips/mips.c (mips_split_hi_p): New array.
10792 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10793 (mips_got_symbol_type_p): New function.
10794 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10795 (mips16_stub_function_p): New function.
10796 (mips16_local_function_p): Likewise.
10797 (mips_use_pic_fn_addr_reg_p): Likewise.
10798 (mips_cannot_force_const_mem): Return false for HIGHs.
10799 Extend CONST_INT and symbolic handling to MIPS16, using
10800 mips_symbol_insns to check that the base symbol type is a
10801 legitimate constant. Reject GOT-based constants if
10802 TARGET_MIPS16_PCREL_LOADS.
10803 (mips_const_insns): Check targetm.cannot_force_const_mem when
10804 decomposing a symbolic base and a large offset.
10805 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10806 When calling a function that needs $25 from MIPS16 code,
10807 move the target address into $25 separately and add a USE
10809 (mips16_gp_pseudo_reg): Insert the initializer immediately
10810 before the first real insn.
10811 (mips_pic_base_register, mips_got_load): New functions.
10812 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10813 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10814 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10815 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10816 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10817 also passing NULL_RTX rather than const0_rtx as the aux argument.
10818 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10819 instead of TARGET_EXPLICIT_RELOCS.
10820 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10821 (mips_load_call_address): Replace the sibcall_p argument with
10822 a mips_call_type argument. Use mips_got_load.
10823 (mips16_local_alias): New structure.
10824 (mips16_local_aliases): New variable.
10825 (mips16_local_aliases_hash): New function.
10826 (mips16_local_aliases_eq): Likewise.
10827 (mips16_local_alias): Likewise.
10828 (mips16_stub_function): Likewise.
10829 (mips16_build_function_stub): Create a local alias for the target
10830 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10831 .cpload directive and an R_MIPS_NONE relocation for the target
10832 function, then load the alias rather than the function itself.
10833 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10834 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10835 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10836 (mips16_build_call_stub): Replace the FN parameter with an
10837 FN_PTR parameter. Force the address into a register if it
10838 isn't a call_insn_operand; don't rely on the caller to do this.
10839 If a call to a locally-defined and locally-binding MIPS16
10840 function must be made indirectly, redirect the call to the
10841 function's local alias. Use mips16_stub_function_p,
10842 mips16_stub_function, mips_expand_call and use_reg.
10843 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10844 Use explicit %hi and %lo accesses where possible.
10845 Use MIPS_CALL to generate the correct code form of a
10846 jal instruction. Add clobbers of $18 instead of uses.
10847 Update the call to mips_emit_call_insn.
10848 (mips_expand_call): Replace the SIBCALL_P argument with a
10849 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10850 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10851 allowing it to modify the call address. Update the calls to
10852 mips_load_call_address and mips_emit_call_insn.
10853 (mips_split_call): New function.
10854 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10855 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10856 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10857 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10858 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10860 (mips_cprestore_slot): New function.
10861 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10862 and use mips_cprestore_slot.
10863 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10865 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10866 then use a copygp_mips16 instruction to set up $28.
10867 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10868 (mips16_lay_out_constants): Call split_all_insns_noflow.
10869 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10870 false if TARGET_MIPS16.
10871 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10872 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10873 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10874 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10875 MIPS16 code. Allow MIPS16 o32 PIC.
10876 (mips_override_options): Allow MIPS16 o32 PIC.
10877 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10878 after reload if TARGET_USE_GOT.
10879 (UNSPEC_COPYGP): New constant.
10880 (length): Use a default length of 8 for MIPS16 GOT loads.
10881 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10882 (*got_page<mode>): Check mips_split_hi_p.
10883 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10884 (unspec_got<mode>, unspec_call<mode>): New expanders.
10885 (load_got<mode>, load_call<mode>): Remove the length attributes.
10886 Use a got attribute instead of a type attribute.
10887 (copygp_mips16): New insn.
10888 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10889 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10890 (sibcall, sibcall_value, call, call_value): Update the calls
10891 to mips_expand_call.
10892 (call_internal, call_value_internal): Use mips_split_call.
10893 (call_value_multiple_internal): Likewise.
10894 (call_split): Move after call_internal (the insn it is split from).
10895 (call_internal_direct, call_value_internal_direct): Turn into
10896 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10897 (call_direct_split, call_value_direct_split): New patterns.
10898 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10899 and use M16_REGS instead of M16_NA_REGS.
10900 * config/mips/predicates.md (const_call_insn_operand): Replace
10901 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10902 mips_use_pic_fn_addr_reg_p check.
10903 (move_operand): Reject HIGHs if mips_split_hi_p.
10904 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10905 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10906 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10907 * config/mips/libgcc-mips16.ver: New file.
10908 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10909 $(srcdir)/config/mips/libgcc-mips16.ver.
10911 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10913 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10915 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10916 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10917 (mips16_cfun_returns_in_fpr_p): Likewise.
10919 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10921 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10922 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10923 rather than 4 to PC.
10925 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10927 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10928 (FUNCTION_PROFILER): Save the static chain pointer into $2
10929 beforehand and restore it aftewards.
10930 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10931 address directly into $25 and call the function through $25;
10932 do not clobber $3. Pad the DImode version to cover the space
10933 left by the deleted $25 <- $3 move.
10934 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10935 the removal of the $25 <- $3 move.
10936 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10937 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10939 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10940 Daniel Jacobowitz <dan@codesourcery.com>
10942 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10943 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10944 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10945 * config/mips/mips.c (mips_start_function_definition): New function.
10946 (mips_end_function_definition): Likewise.
10947 (mips_output_function_prologue): Use mips_start_function_definition.
10948 (mips_output_function_epilogue): Use mips_end_function_definition.
10949 (build_mips16_function_stub): Use mips_start_function_definition
10950 and mips_end_function_definition.
10951 (build_mips16_call_stub): Likewise.
10953 2008-08-09 Richard Guenther <rguenther@suse.de>
10955 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10956 * gimple.h (gimple_call_fn): Adjust comment.
10957 (gimple_call_set_fndecl): New function.
10958 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10959 longer having bare FUNCTION_DECL operand.
10960 (gimple_call_return_type): Likewise.
10961 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10963 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10964 (gimple_mod_pow2): Likewise.
10965 (gimple_mod_subtract): Likewise.
10966 (gimple_ic): Likewise.
10967 (gimple_stringop_fixed_value): Likewise.
10968 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10969 longer having bare FUNCTION_DECL operand.
10970 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10971 * omp-low.c (optimize_omp_library_calls): Likewise.
10972 * cgraphunit.c (update_call_expr): Likewise.
10973 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10974 (execute_convert_to_rsqrt): Likewise.
10975 * cfgexpand.c (gimple_to_tree): Simplify.
10976 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10977 bare FUNCTION_DECL operand.
10978 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10979 (convert_gimple_call): Use gimple_call_fndecl.
10980 * c-common.c (c_warn_unused_result): Likewise.
10982 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10985 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10986 (c_finish_return): Likewise.
10987 (c_start_case): Likewise.
10988 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10989 * c-parser.c (c_parser_condition): New. Call
10990 verify_sequence_points.
10991 (c_parser_paren_condition): Call c_parser_condition.
10992 (c_parser_for_statement): Call c_parser_condition.
10994 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10997 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10998 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10999 Moved from diagnostic.h
11000 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11002 (emit_diagnostic): New.
11003 (warning0, pedwarn0): Delete.
11004 (warning, warning_at, pedwarn, permerror): Return bool.
11005 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11006 Moved to diagnostic.c.
11007 (struct diagnostic_context): Use correct type for
11008 classify_diagnostic.
11009 (diagnostic_report_diagnostic): Update declaration.
11010 (emit_diagnostic): Declare.
11011 * errors.c (warning): Return bool.
11012 * errors.h (warning): Update declaration.
11013 * toplev.h (warning0, pedwarn0): Delete.
11014 (warning, warning_at, pedwarn, permerror): Return bool.
11015 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11016 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11017 inform. Update all calls.
11018 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11019 before giving informative note.
11020 (implicit_decl_warning): Likewise.
11021 * c-typeck.c (build_function_call): Likewise.
11022 * tree-sssa.c (warn_uninit): Likewise.
11023 * builtins.c (gimplify_va_arg_expr): Likewise.
11025 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11028 * doc/invoke.texi (-Wextra): Move warning from here...
11029 (-Wuninitialized): ... to here.
11031 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11034 * flags.h (set_Wunused): Delete
11035 * toplev.c (process_options): Handle Wunused flags here.
11036 * opts.c (maybe_warn_unused_parameter): Delete.
11037 (common_handle_option): Replace set_Wunused by warn_unused.
11038 (set_Wextra): Do not handle Wunused-parameter here.
11039 (set_Wunused): Delete.
11040 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11042 * common.opt (Wunused): Add Var and Init.
11043 (Wunused-function): Likewise.
11044 (Wunused-label): Likewise.
11045 (Wunused-parameter): Likewise.
11046 (Wunused-value): Likewise.
11047 (Wunused-variable): Likewise.
11049 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11051 * doc/invoke.texi: Add cpu_type power7.
11052 * config.in (HAVE_AS_VSX): New.
11053 * config.gcc: Add cpu_type power7.
11054 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11056 * configure: Regenerate.
11057 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11059 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11060 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11061 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11063 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11065 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11066 type to vectorize.builtin_conversion.
11067 (vectorizable_conversion): Likewise.
11068 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11069 integral type as input.
11070 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11072 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11073 and ALTIVEC_BUILTIN_VCTSXS.
11074 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11077 2008-08-08 Richard Guenther <rguenther@suse.de>
11079 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11080 (surely_varying_stmt_p): Calls are varying only if they are
11081 non-builtin and not indirect or have no result.
11082 (ccp_fold): Re-instantiate code before the tuples merge.
11084 2008-08-08 Richard Guenther <rguenther@suse.de>
11086 PR tree-optimization/37056
11087 * gimple.h (gimple_assign_rhs_class): New helper function.
11088 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11089 unary operations properly.
11091 2008-08-07 Jan Hubicka <jh@suse.cz>
11093 * i386.h (ix86_size_cost): Declare.
11094 (ix86_cur_cost): New function macro.
11095 * i386.md (peepholes expanding size and splitters): Predicate by
11096 optimize_insn_for_speed_p.
11097 (peepholes reduce size and splitters): Predicate by
11098 optimize_insn_for_size_p.
11099 * i386.c (ix86_size_cost): Rename from ...
11100 (size_cost): This one.
11101 (override_options): Update.
11102 (decide_alg): Likewise.
11103 (ix86_expand_clear): Use RTL profile.
11104 (ix86_pad_returns): Use RTL profile.
11106 2008-08-07 Jan Hubicka <jh@suse.cz>
11108 * recog.c (split_all_insns): Set RTL profile
11109 (peephole2_optimize): Likewise.
11110 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11111 * combine.c (combine_instructions): Likewise.
11113 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11115 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11117 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11119 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11120 value in a6 after the set_frame_ptr insn.
11122 2008-08-07 Richard Henderson <rth@redhat.com>
11125 * gcc.c (cpp_options): Pass along -g*.
11127 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11129 * config/arm/arm.c (output_move_neon): Update comment describing
11130 big-endian vector layout.
11131 (arm_assemble_integer): Do not handle big-endian NEON vectors
11133 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11134 neon_vget_lane<mode>_sext_internal,
11135 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11136 element indices for big-endian.
11138 2008-08-07 Richard Henderson <rth@redhat.com>
11140 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11141 * configure, config.in: Rebuild.
11142 * debug.h (dwarf2out_do_cfi_asm): Declare.
11143 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11144 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11145 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11146 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11148 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11150 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11151 movv2si_internal): Combine into mov<mode>_internal.
11152 (movv2si_internal_2): Remove.
11154 2008-08-07 Jan Hubicka <jh@suse.cz>
11157 * i386.md (single stringop patterns): Enable unconditionally.
11159 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11162 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11164 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11165 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11167 * config/i386/sse.md (sse2_movq128): New.
11169 * doc/extend.texi: Document __builtin_ia32_movq128.
11171 2008-08-07 Richard Guenther <rguenther@suse.de>
11173 PR middle-end/37042
11174 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11175 pointers can access anything.
11177 2008-08-06 Jan Hubicka <jh@suse.cz>
11179 * optabs.c (emit_unop_insn): Break out to ...
11180 (maybe_emit_unop_insn): ... this one.
11181 (expand_sfix_optab): Use maybe variant.
11182 * optabs.h (maybe_emit_unop_insn): Declare.
11184 * i386.md (mov0 patterns): Enable by default.
11185 (FP conversion expanders): Disable expansion of code expanding
11186 sequences when instruction should be optimized for size.
11187 (single strinop patterns): Enable when optimizing for size.
11188 (string expanders): Disable expanding of code expanding sequences
11189 when optimizning instruction for size.
11190 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11192 (ix86_fp_comparison_sahf_cost): Likewise.
11193 (ix86_expand_branch): Likewise.
11194 (ix86_expand_ashl_const): Likewise.
11195 (ix86_split_ashl): Likewise.
11196 (ix86_expand_strlen): Likewise.
11197 (ix86_emit_fp_unordered_jump): Likewie.
11199 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11201 * c-common.c: Fix typo.
11202 (c_common_reswords): Activate more C++ keyword warnings.
11204 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11206 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11209 * diagnostic.c (permerror_at): New.
11210 * toplev.h (permerror_at): Declare.
11212 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11213 Ira Rosen <irar@il.ibm.com>
11215 * tree-vect-transform.c (vect_model_simple_cost): Return
11216 immediately if stmt is pure SLP.
11217 (vect_model_store_cost): Ditto.
11218 (vect_model_load_cost): Ditto.
11219 (vectorizable_store): Remove PURE_SLP check before call
11220 to vect_model_store_cost.
11221 (vect_model_store_cost): When checking whether stmt describe
11222 strided access, add a check that it is not slp_node.
11224 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11227 * c-common.c (warn_for_sign_compare): New. Handle separately the
11228 case that 'constant' is zero.
11229 * c-typeck.c (build_binary_op): Move code to c-common.c
11231 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11233 * config/alpha/alpha.c (alpha_preferred_reload_class,
11234 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11235 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11236 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11237 * config/arm/arm.md: Likewise.
11238 * config/avr/avr-protos.h (preferred_reload_class,
11239 test_hard_reg_class, avr_simplify_comparison_p,
11240 out_shift_with_cnt, class_max_nregs): Likewise.
11241 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11242 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11243 preferred_reload_class, test_hard_reg_class): Likewise.
11244 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11245 bfin_memory_move_cost, bfin_secondary_reload,
11246 bfin_output_mi_thunk): Likewise.
11247 * config/crx/crx.c (crx_secondary_reload_class,
11248 crx_memory_move_cost): Likewise.
11249 * config/frv/frv-protos.h (frv_secondary_reload_class,
11250 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11251 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11252 frv_secondary_reload_class, frv_class_likely_spilled_p,
11253 frv_class_max_nregs): Likewise.
11254 * config/h8300/h8300.c (h8300_classify_operand,
11255 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11257 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11258 * config/ia64/ia64.c (ia64_preferred_reload_class,
11259 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11260 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11261 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11263 * config/m68hc11/m68hc11.c (preferred_reload_class,
11264 m68hc11_memory_move_cost): Likewise.
11265 * config/mcore/mcore.c (mcore_secondary_reload_class,
11266 mcore_reload_class): Likewise.
11267 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11268 mips_class_max_nregs, mips_cannot_change_mode_class,
11269 mips_preferred_reload_class, mips_secondary_reload_class,
11270 mips_output_mi_thunk): Likewise.
11271 * config/mmix/mmix.c (mmix_preferred_reload_class,
11272 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11274 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11276 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11277 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11278 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11279 * config/rs6000/rs6000.c (paired_expand_vector_init,
11280 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11281 compare_section_name, rs6000_memory_move_cost): Likewise.
11282 * config/s390/s390.c (s390_emit_compare_and_swap,
11283 s390_preferred_reload_class, s390_secondary_reload,
11284 legitimize_pic_address, legitimize_tls_address,
11285 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11286 s390_class_max_nregs): Likewise.
11287 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11288 * config/s390/s390.md: Likewise.
11289 * config/score/score-protos.h (score_secondary_reload_class,
11290 score_preferred_reload_class): Likewise.
11291 * config/score/score.c (score_preferred_reload_class,
11292 score_secondary_reload_class): Likewise.
11293 * config/score/score3.c (score3_output_mi_thunk,
11294 score3_preferred_reload_class, score3_secondary_reload_class,
11295 score3_hard_regno_mode_ok): Likewise.
11296 * config/score/score3.h (score3_preferred_reload_class,
11297 score3_secondary_reload_class): Likewise.
11298 * config/score/score7.c (score7_output_mi_thunk,
11299 score7_preferred_reload_class, score7_secondary_reload_class,
11300 score7_hard_regno_mode_ok): Likewise.
11301 * config/score/score7.h (score7_preferred_reload_class,
11302 score7_secondary_reload_class): Likewise.
11303 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11304 output_branchy_insn, add_constant, gen_block_redirect,
11305 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11306 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11307 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11308 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11309 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11310 xstormy16_preferred_reload_class): Likewise.
11311 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11312 xtensa_expand_atomic, override_options,
11313 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11315 * reorg.c (try_merge_delay_insns): Likewise.
11316 * tree.c (merge_dllimport_decl_attributes): Likewise.
11318 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11320 2008-08-06 Michael Matz <matz@suse.de>
11322 * Makefile.in (write_entries_to_file): Quote words.
11323 * gengtype.c: (read_input_line): Skip over leading white-space.
11325 2008-08-06 Marc Gauthier <marc@tensilica.com>
11327 * config.gcc: Match more processor names for Xtensa.
11328 * configure.ac: Likewise.
11329 * doc/install.texi (Specific): Likewise.
11330 * configure: Regenerate.
11332 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11334 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11335 * calls.c (avoid_likely_spilled_reg): Likewise.
11336 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11337 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11338 * config/i386/i386.c (ix86_expand_special_args_builtin,
11339 ix86_secondary_reload): Likewise.
11340 * except.c (struct eh_region, gen_eh_region_catch,
11341 remove_unreachable_regions, duplicate_eh_regions,
11342 assign_filter_values, build_post_landing_pads,
11343 sjlj_find_directly_reachable_regions, remove_eh_handler,
11344 reachable_next_level, foreach_reachable_handler,
11345 can_throw_internal_1, can_throw_external_1,
11346 collect_one_action_chain): Likewise.
11347 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11348 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11349 * function.c (update_temp_slot_address, instantiate_new_reg,
11350 instantiate_virtual_regs_in_rtx,
11351 instantiate_virtual_regs_in_insn): Likewise.
11352 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11353 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11354 gimplify_cleanup_point_expr): Likewise.
11355 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11356 * passes.c (next_pass_1): Likewise.
11357 * print-tree.c (print_node_brief, print_node): Likewise.
11358 * profile.c (branch_prob): Likewise.
11359 * tree-dump.c (dump_register): Likewise.
11360 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11362 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11363 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11364 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11365 copy_arguments_for_versioning, copy_static_chain): Likewise.
11366 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11367 add_new_name_mapping, register_new_name_mapping): Likewise.
11368 * tree-mudflap.c (mf_xform_derefs): Likewise.
11369 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11370 get_init_expr, combine_chains): Likewise.
11371 * tree-pretty-print.c (dump_generic_node): Likewise.
11372 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11373 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11374 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11375 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11377 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11379 PR middle-end/37010
11380 * calls.c (expand_call): Use the biggest preferred stack
11383 2008-08-06 Michael Matz <matz@suse.de>
11386 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11387 for reused reload, instead of overwriting them.
11389 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11391 PR middle-end/37009
11392 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11393 for incoming stack boundary.
11395 * function.c (assign_parm_find_entry_rtl): Update
11396 parm_stack_boundary.
11398 * function.h (rtl_data): Add parm_stack_boundary.
11400 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11401 parm_stack_boundary for incoming stack boundary.
11403 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11405 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11406 for unrepresentable subregs or treat them as equal to other regs
11407 or subregs with the same register number.
11409 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11411 PR middle-end/35432
11412 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11415 2008-08-06 Jan Hubicka <jh@suse.cz>
11417 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11418 frequencies might be hot.
11420 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11422 * reload.c (find_reloads): Force constants into literal pool
11423 also if they are wrapped in a SUBREG.
11425 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11428 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11429 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11430 Don't allow predicated instructions for data speculation.
11431 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11434 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11436 * haifa-sched.c (extend_global): Split to extend_global_data and
11437 extend_region_data. Update all uses.
11438 (extend_all): Rename to extend_block_data.
11440 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11442 * sched-rgn.c (new_ready): Check if instruction can be
11443 speculatively scheduled before attempting speculation.
11444 (debug_rgn_dependencies): Remove wrongful assert.
11446 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11448 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11450 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11452 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11453 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11454 va_size, and type_size.
11456 2008-08-04 Jason Merrill <jason@redhat.com>
11459 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11460 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11462 2008-08-05 Richard Henderson <rth@redhat.com>
11464 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11465 * configure: Rebuild.
11467 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11470 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11471 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11474 2008-08-05 Richard Henderson <rth@redhat.com>
11476 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11477 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11478 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11479 * common.opt (fdwarf2-cfi-asm): New.
11480 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11481 * config.in, configure: Rebuild.
11482 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11483 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11485 (dw2_force_const_mem): Externalize.
11486 * dwarf2asm.h: Update.
11487 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11488 generate a real label.
11489 (output_cfi_directive): New.
11490 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11491 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11492 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11494 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11495 (output_loc_operands_raw, output_loc_sequence_raw): New.
11496 (output_cfa_loc_raw): New.
11498 2008-08-05 Paul Brook <paul@codesourcery.com>
11500 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11501 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11502 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11503 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11504 * config/arm/arm.h (TARGET_VFPD32): Define.
11505 (TARGET_VFP3): Use TARGET_VFPD32.
11506 (fputype): Add FPUTYPE_VFP3D16.
11507 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11508 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11509 * config/arm/arm-cores.def: Add cortex-r4f.
11510 * config/arm/arm-tune.md: Regenerate.
11512 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11514 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11515 Reword some comments throughout the file.
11517 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11518 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11519 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11520 MFC_MIN_DMA_LIST_ELEMENTS.
11521 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11522 MFC_MAX_DMA_LIST_ELEMENTS.
11524 (MFC_START_ENABLE): Remove PPU-only define.
11525 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11526 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11528 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11529 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11530 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11531 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11532 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11533 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11534 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11536 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11537 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11538 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11539 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11541 (spu_read_machine_status): Fix typo.
11543 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11545 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11546 SUBREG of multi-word hard register.
11547 * config/spu/spu.c (valid_subreg): Likewise.
11548 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11550 2008-08-04 Richard Guenther <rguenther@suse.de>
11552 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11553 the candidate with the stripped base if that base is different
11554 from the original base even for offset zero.
11556 2008-08-04 Richard Guenther <rguenther@suse.de>
11558 PR middle-end/36691
11559 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11560 check for no_overflow.
11562 2008-08-04 Richard Guenther <rguenther@suse.de>
11564 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11566 2008-08-04 Paul Brook <paul@codesourcery.com>
11568 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11569 (arm_order_regs_for_local_alloc): New function.
11570 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11572 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11574 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11577 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11578 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11579 (ix86_expand_epilogue): Likewise.
11581 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11583 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11586 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11588 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11589 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11590 (*movv2sf_internal_rex64): Ditto.
11592 2008-08-03 Jan Hubicka <jh@suse.cz>
11594 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11595 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11596 * expmed.c (expand_smod_pow2): Likewise.
11598 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11601 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11602 alternative 0 of operand 1.
11603 (*vec_concatv2di_rex64_sse): Ditto.
11604 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11606 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11607 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11608 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11609 (*movv2sf_internal_rex64): Ditto.
11611 2008-08-02 Richard Guenther <rguenther@suse.de>
11614 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11615 (ssedoublesizemode): New mode attribute.
11616 (sse_shufps): Call gen_sse_shufps_v4sf.
11617 (sse_shufps_1): Macroize.
11618 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11619 (sse2_shufpd_1): Macroize.
11620 (vec_extract_odd, vec_extract_even): New expanders.
11621 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11622 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11623 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11624 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11625 (ix86_expand_vector_set): Likewise.
11626 (ix86_expand_reduc_v4sf): Likewise.
11628 2008-08-01 Doug Kwan <dougkwan@google.com>
11630 * matrix-reorg.c: Re-enable all code.
11631 (struct malloc_call_data): Change CALL_STMT to gimple type.
11632 (collect_data_for_malloc_call): Tuplify.
11633 (struct access_site_info): Change STMT to gimple type.
11634 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11635 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11636 (struct free_info): Change STMT to gimple type.
11637 (struct matrix_access_phi_node): Change PHI to gimple type.
11638 (get_inner_of_cast_expr): Remove.
11639 (may_flatten_matrices_1): Tuplify.
11640 (may_flatten_matrices): Ditto.
11641 (mark_min_matrix_escape_level): Ditto.
11642 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11643 (ssa_accessed_in_call_rhs): New
11644 (ssa_accessed_in_assign_rhs): New
11645 (record_access_alloc_site_info): Tuplify.
11646 (add_allocation_site): Ditto.
11647 (analyze_matrix_allocation_site): Ditto.
11648 (analyze_transpose): Ditto.
11649 (get_index_from_offset): Ditto.
11650 (update_type_size): Ditto.
11651 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11652 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11653 (analyze_accesses_for_phi_node): Tuplify.
11654 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11655 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11656 (analyze_matrix_accesses): Tuplify.
11657 (check_var_data): New call-back type for check_var_notmodified_p.
11658 (check_var_notmodified_p): Tuplify and use call-back struct to
11659 return statement found.
11660 (can_calculate_expr_before_stmt): Factor out statement related code
11662 (can_calculate_stmt_before_stmt): New.
11663 (check_allocation_function): Tuplify.
11664 (find_sites_in_func): Ditto.
11665 (record_all_accesses_in_func): Ditto.
11666 (transform_access_sites): Ditto.
11667 (transform_allocation_sites): Ditto.
11668 (matrix_reorg): Re-enable.
11669 (gate_matrix_reorg): Re-enable.
11671 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11673 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11674 for labels for which it hasn't been set yet. If it has been set,
11675 stop walking insns and continue with next worklist item.
11676 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11677 if the only BARRIER is at the very end of a function.
11679 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11681 * cfgexpand.c (expand_stack_alignment): Assert that
11682 stack_realign_drap and drap_rtx must match.
11684 * function.c (instantiate_new_reg): If DRAP is used to realign
11685 stack, replace virtual_incoming_args_rtx with internal arg
11688 2008-08-01 Richard Guenther <rguenther@suse.de>
11690 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11691 loop information only if we initialized it.
11692 (execute_pre): Call fini_pre with in_fre.
11693 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11694 if we do not unroll because we hit max-completely-peeled-insns.
11695 Use our estimation for consistency, do allow shrinking.
11697 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11699 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11700 with MIN_STACK_BOUNDARY.
11701 (ix86_update_stack_boundary): Likewise.
11702 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11705 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11706 (MIN_STACK_BOUNDARY): This.
11708 2008-08-01 Richard Guenther <rguenther@suse.de>
11710 PR middle-end/36997
11711 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11713 2008-08-01 Richard Guenther <rguenther@suse.de>
11715 PR tree-optimization/36988
11716 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11717 do not matter if that doesn't change volatile qualification.
11719 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11721 * configure.ac: Do not generate libada-mk. Do not subst
11722 host_cc_for_libada.
11723 * libada-mk.in: Remove.
11724 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11725 * configure: Regenerate.
11727 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11729 * tree-pass.h: Added comment about not dumping passes with name
11730 starting with star in struct opt_pass.
11731 * passes.c (register_dump_files_1): Don't do dump for a pass with
11732 name starting with star.
11733 * doc/passes.texi (Pass manager): Mention pass names and special
11734 meaning of star prefix to avoid dump.
11736 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11738 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11740 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11741 (ISA_MIPS64R2): New macro.
11742 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11743 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11744 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11745 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11746 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11747 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11748 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11749 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11750 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11751 Move up to keep list alphabetically sorted.
11752 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11753 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11755 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11756 (-march=@var{arch}): Add mips64r2.
11758 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11760 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11762 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11764 * expr.c (expand_assignment): Check for complete type.
11766 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11769 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11771 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11772 for stack alignment.
11774 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11776 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11778 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11779 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11781 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11783 PR rtl-optimization/36419
11784 * dwarf2out.c (barrier_args_size): New variable.
11785 (compute_barrier_args_size, compute_barrier_args_size_1): New
11787 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11788 if not called yet in the current function, use barrier_args_size
11789 array to find the new args_size value.
11790 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11792 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11795 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11798 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11801 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11802 (dwarf2out_stack_adjust): Use it.
11803 (dwarf2out_frame_debug_expr): Likewise.
11805 2008-07-31 Richard Guenther <rguenther@suse.de>
11807 PR tree-optimization/36978
11808 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11809 the generated condition.
11811 2008-07-31 Richard Guenther <rguenther@suse.de>
11813 * passes.c (init_optimization_passes): Always call
11814 pass_early_warn_uninitialized.
11815 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11816 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11817 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11819 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11822 * builtins.c (maybe_emit_free_warning): New function.
11823 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11824 maybe_emit_free_warning for BUILT_IN_FREE.
11827 * dwarf2out.c (get_context_die): New function.
11828 (force_decl_die, force_type_die): Use it.
11829 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11830 returns NULL, force generation of DW_TAG_typedef and put that into
11833 PR preprocessor/36649
11834 * c-pch.c (c_common_read_pch): Save and restore
11835 line_table->trace_includes across PCH restore.
11837 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11840 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11842 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11845 * final.c (call_from_call_insn): Handle COND_EXEC.
11847 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11849 * builtins.c (std_gimplify_va_arg_expr): Replace
11850 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11851 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11853 2008-07-30 Joey Ye <joey.ye@intel.com>
11854 H.J. Lu <hongjiu.lu@intel.com>
11856 * builtins.c (expand_builtin_setjmp_receiver): Replace
11857 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11858 (expand_builtin_apply_args_1): Likewise.
11859 (expand_builtin_longjmp): Need DRAP for stack alignment.
11860 (expand_builtin_apply): Likewise.
11862 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11863 instead of assign_stack_local to allow alignment reduction.
11865 * calls.c (emit_call_1): Need DRAP for stack alignment if
11867 (expand_call): Replace virtual_incoming_args_rtx with
11868 crtl->args.internal_arg_pointer.
11869 * stmt.c (expand_nl_goto_receiver): Likewise.
11871 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11872 alignment and store to stack_alignment_estimated and
11873 max_used_stack_slot_alignment.
11874 (expand_one_var): Likewise.
11875 (expand_stack_alignment): New function.
11876 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11877 and stack_alignment_estimated fields in rtl_data. Call
11878 expand_stack_alignment at end.
11880 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11881 (MAX_STACK_ALIGNMENT): Likewise.
11882 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11883 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11885 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11886 stack alignment when generating virtual registers.
11888 * function.c (assign_stack_local): Renamed to ...
11889 (assign_stack_local_1): This. Add a parameter to indicate
11890 if it is OK to reduce alignment.
11891 (assign_stack_local): Use it.
11892 (instantiate_new_reg): Instantiate virtual incoming args rtx
11893 to vDRAP if stack realignment and DRAP is needed.
11894 (assign_parms): Collect parameter/return type alignment and
11895 contribute to stack_alignment_estimated.
11896 (locate_and_pad_parm): Likewise.
11897 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11898 with crtl->args.internal_arg_pointer.
11900 * function.h (rtl_data): Add new field drap_reg,
11901 max_used_stack_slot_alignment, stack_alignment_estimated,
11902 stack_realign_needed, need_drap, stack_realign_processed and
11903 stack_realign_finalized.
11904 (stack_realign_fp): New macro.
11905 (stack_realign_drap): Likewise.
11907 * global.c (compute_regsets): Frame pointer is needed when
11908 stack is realigned. Can eliminate frame pointer when stack is
11909 realigned and dynamic realigned argument pointer isn't used.
11911 * reload1.c (update_eliminables): Frame pointer is needed
11912 when stack is realigned.
11913 (init_elim_table): Can eliminate frame pointer when stack is
11914 realigned and dynamic realigned argument pointer isn't used.
11916 * rtl.h (assign_stack_local_1): Declare new funtion.
11918 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11919 (TARGET_GET_DRAP_RTX): Likewise.
11920 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11921 TARGET_GET_DRAP_RTX.
11923 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11925 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11926 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11928 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11929 H.J. Lu <hongjiu.lu@intel.com>
11931 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11932 vdrap_reg, stack_realign and drap_reg_saved.
11933 (add_cfi): Don't allow redefining CFA when DRAP is used.
11934 (reg_save): Handle stack alignment.
11935 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11936 alignment. Don't generate DWARF information for (set fp sp)
11938 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11940 (int_loc_descriptor): Move prototype forward. Also define if
11941 DWARF2_UNWIND_INFO is true.
11942 (output_cfa_loc): Handle DW_CFA_expression.
11943 (build_cfa_aligned_loc): New.
11944 (based_loc_descr): Update assert for stack realign. For local
11945 variables, use sp+offset when stack is aligned without drap and
11946 fp+offset when stack is aligned with drap. For arguments, use
11947 cfa+offset when drap is used to align stack.
11949 2008-07-30 Joey Ye <joey.ye@intel.com>
11950 H.J. Lu <hongjiu.lu@intel.com>
11952 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11954 (ix86_gen_andsp): New.
11955 (ix86_user_incoming_stack_boundary): Likewise.
11956 (ix86_default_incoming_stack_boundary): Likewise.
11957 (ix86_incoming_stack_boundary): Likewise.
11958 (ix86_can_eliminate): Likewise.
11959 (find_drap_reg): Likewise.
11960 (ix86_update_stack_boundary): Likewise.
11961 (ix86_get_drap_rtx): Likewise.
11962 (ix86_finalize_stack_realign_flags): Likewise.
11963 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11964 (TARGET_GET_DRAP_RTX): Likewise.
11965 (override_options): Overide option value for new options.
11966 (ix86_function_ok_for_sibcall): Remove check for
11967 force_align_arg_pointer.
11968 (ix86_handle_cconv_attribute): Likewise.
11969 (ix86_function_regparm): Likewise.
11970 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11971 (ix86_va_start): Replace virtual_incoming_args_rtx with
11972 crtl->args.internal_arg_pointer.
11973 (ix86_select_alt_pic_regnum): Check DRAP register.
11974 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11975 (ix86_compute_frame_layout): Compute frame layout wrt stack
11977 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11978 (ix86_expand_prologue): Decide if stack realignment is needed
11979 and generate prologue code accordingly.
11980 (ix86_expand_epilogue): Generate epilogue code wrt stack
11981 realignment is really needed or not.
11983 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11984 (ABI_STACK_BOUNDARY): Likewise.
11985 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11986 (STACK_REALIGN_DEFAULT): Likewise.
11987 (INCOMING_STACK_BOUNDARY): Likewise.
11988 (MAX_STACK_ALIGNMENT): Likewise.
11989 (ix86_incoming_stack_boundary): Likewise.
11990 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11991 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11992 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11993 (machine_function): Remove force_align_arg_pointer.
11995 * config/i386/i386.md (BX_REG): New.
11996 (R13_REG): Likewise.
11998 * config/i386/i386.opt (mforce_drap): New.
11999 (mincoming-stack-boundary): Likewise.
12000 (mstackrealign): Add Init(-1).
12002 * config/i386/i386-protos.h (ix86_can_eliminate): New
12004 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12006 * doc/extend.texi: Update force_align_arg_pointer.
12008 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12011 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12012 (INCOMING_STACK_BOUNDARY): Likewise.
12013 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12014 (TARGET_GET_DRAP_RTX): Likewise.
12016 2008-07-30 Andreas Schwab <schwab@suse.de>
12018 PR rtl-optimization/36929
12019 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12020 add_insn_before and fix argument order.
12021 (replace_inc_dec_mem): Handle NULL rtx.
12023 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12025 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12027 (arm_compute_initial_elimination_offset): Use it.
12028 (arm_compute_save_reg_mask): Include static chain save slot when
12029 calculating alignment.
12030 (arm_get_frame_offsets): Ditto.
12031 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12032 that we can use to decrement the stack when the stack decrement
12033 could be too big for an immediate value in a single insn.
12034 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12036 2008-07-30 Richard Guenther <rguenther@suse.de>
12038 PR tree-optimization/36967
12039 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12040 Release defs of statements we remove.
12042 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12044 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12045 instead of NULL_RTVEC.
12047 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12051 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12054 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12056 * final.c (call_from_call_insn): New.
12057 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12059 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12061 * configure.ac: Substitute ADA_CFLAGS.
12062 * configure: Regenerate.
12063 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12064 * Makefile.in: Remove mention of X_* variables.
12065 * config/pa/x-ada-hpux10: Remove.
12066 * config/pa/x-ada: Remove.
12068 * doc/fragments.texi: Update.
12070 2008-07-30 Olivier Hainque <hainque@adacore.com>
12072 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12073 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12074 __dso_handle explicitly here.
12076 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12079 * c-typeck.c (build_binary_op): Encapsulate code into...
12080 * c-common.c (shorten_binary_op): ...this new function.
12081 (conversion_warning): Use the new function. Handle non-negative
12082 constant in bitwise-and.
12083 * c-common.h (shorten_binary_op): Declare.
12085 2008-07-30 Olivier Hainque <hainque@adacore.com>
12087 * scan.c (make_sstring_space): Add explicit conversions of
12088 allocator's return value.
12089 * fix-header.c (recognized_function): Likewise.
12091 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12093 * doc/cpp.texi: Update to GFDL 1.2.
12094 * doc/gcc.texi: Do not list GPL as Invariant Section.
12095 * doc/gccint.texi: Likewise. Update copyright years.
12096 * doc/install.texi: Update copyright years.
12098 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12101 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12102 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12104 2008-07-29 Jan Hubicka <jh@suse.cz>
12106 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12107 (grokdeclarator): Likewise.
12108 * langhooks.c (lhd_warn_unused_global_decl): Use
12109 DECL_DECLARED_INLINE_P.
12110 * print-tree.c (print_node): Remove DECL_INLINE check.
12112 2008-07-29 Richard Guenther <rguenther@suse.de>
12114 PR tree-optimization/36945
12115 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12116 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12117 Record invariant addresses un-decomposed.
12118 (copy_reference_ops_from_call): Record reference call
12119 arguments properly. Simplify.
12120 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12121 helper split out from ...
12122 (create_component_ref_by_pieces): ... here. Simplify.
12123 Prepare for recursive invocation for call arguments.
12124 (create_expression_by_pieces): Adjust call to
12125 create_component_ref_by_pieces.
12126 (compute_avail): Process operand 2 of reference ops.
12128 2008-07-29 Richard Guenther <rguenther@suse.de>
12130 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12132 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12134 * c-format.c (check_format_types): Revert unwanted checkin.
12136 2008-07-29 Jan Hubicka <jh@suse.cz>
12138 * flags.h (flag_really_no_inline): Remove.
12139 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12140 * toplev.c (flag_really_no_inline): Remove.
12141 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12142 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12143 (cgraph_decide_inlining_incrementally): Likewise.
12144 (compute_inline_parameters): Likewise.
12145 * opts.c (decode_options): Simplify.
12146 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12147 * common.opt (finline): Initialize to 1.
12148 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12150 2008-07-29 Jan Hubicka <jh@suse.cz>
12152 * predict.c (always_optimize_for_size_p): New function.
12153 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12154 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12155 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12157 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12158 * function.c (prepare_function_start): Set default profile.
12159 * function.h (rtl_data): Add maybe_hot_insn_p.
12160 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12161 (construct_exit_block): Likewise.
12162 (tree_expand_cfg): Likewise.
12164 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12165 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12166 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12167 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12170 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12173 * c-decl.c (merge_decls): Merge USED flags.
12175 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12177 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12178 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12179 next_stack, lab_false and lab_over trees.
12181 2008-07-28 Richard Guenther <rguenther@suse.de>
12183 PR tree-optimization/36957
12184 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12185 (useless_type_conversion_p): Remove.
12186 (types_compatible_p): Remove.
12187 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12188 (useless_type_conversion_p): Declare.
12189 (types_compatible_p): Declare.
12190 (gimple_expr_type): Return the base type only if it is
12191 trivially convertible to the subtype.
12193 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12195 * configure.ac: Use the m4_do macro to concatenate the warnings into
12196 one string in ACX_PROG_CC_WARNING_OPTS,
12197 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12198 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12199 * configure: Regenerate.
12201 2008-07-28 Richard Guenther <rguenther@suse.de>
12203 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12204 (insert_fake_stores): Remove.
12205 (realify_fake_stores): Likewise.
12206 (execute_pre): Remove dead code.
12207 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12208 (find_func_aliases): Deal with it here instead.
12209 Re-enable gcc_unreachable call.
12211 2008-07-28 Richard Guenther <rguenther@suse.de>
12213 Merge from gimple-tuples-branch.
12215 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12216 * gimple.def: New file.
12217 * gsstruct.def: Likewise.
12218 * gimple-iterator.c: Likewise.
12219 * gimple-pretty-print.c: Likewise.
12220 * tree-gimple.c: Removed. Merged into ...
12221 * gimple.c: ... here. New file.
12222 * tree-gimple.h: Removed. Merged into ...
12223 * gimple.h: ... here. New file.
12225 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12226 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12227 --enable-checking=gimple flag.
12228 * config.in: Likewise.
12229 * configure: Regenerated.
12231 * tree-ssa-operands.h: Tuplified.
12232 * tree-vrp.c: Likewise.
12233 * tree-loop-linear.c: Likewise.
12234 * tree-into-ssa.c: Likewise.
12235 * tree-ssa-loop-im.c: Likewise.
12236 * tree-dump.c: Likewise.
12237 * tree-complex.c: Likewise.
12238 * cgraphbuild.c: Likewise.
12239 * tree-ssa-threadupdate.c: Likewise.
12240 * tree-ssa-loop-niter.c: Likewise.
12241 * tree-pretty-print.c: Likewise.
12242 * tracer.c: Likewise.
12243 * gengtype.c: Likewise.
12244 * tree-loop-distribution.c: Likewise.
12245 * tree-ssa-loop-unswitch.c: Likewise.
12246 * cgraph.c: Likewise.
12247 * cgraph.h: Likewise.
12248 * tree-ssa-loop-manip.c: Likewise.
12249 * value-prof.c: Likewise.
12250 * tree-ssa-loop-ch.c: Likewise.
12251 * tree-tailcall.c: Likewise.
12252 * value-prof.h: Likewise.
12253 * tree.c: Likewise.
12254 * tree.h: Likewise.
12255 * tree-pass.h: Likewise.
12256 * ipa-cp.c: Likewise.
12257 * tree-scalar-evolution.c: Likewise.
12258 * tree-scalar-evolution.h: Likewise.
12259 * target.h: Likewise.
12260 * lambda-mat.c: Likewise.
12261 * tree-phinodes.c: Likewise.
12262 * diagnostic.h: Likewise.
12263 * builtins.c: Likewise.
12264 * tree-ssa-alias-warnings.c: Likewise.
12265 * cfghooks.c: Likewise.
12266 * fold-const.c: Likewise.
12267 * cfghooks.h: Likewise.
12268 * omp-low.c: Likewise.
12269 * tree-ssa-dse.c: Likewise.
12270 * ipa-reference.c: Likewise.
12271 * tree-ssa-uncprop.c: Likewise.
12272 * toplev.c: Likewise.
12273 * tree-gimple.c: Likewise.
12274 * tree-gimple.h: Likewise.
12275 * tree-chrec.c: Likewise.
12276 * tree-chrec.h: Likewise.
12277 * tree-ssa-sccvn.c: Likewise.
12278 * tree-ssa-sccvn.h: Likewise.
12279 * cgraphunit.c: Likewise.
12280 * tree-ssa-copyrename.c: Likewise.
12281 * tree-ssa-ccp.c: Likewise.
12282 * tree-ssa-loop-ivopts.c: Likewise.
12283 * tree-nomudflap.c: Likewise.
12284 * tree-call-cdce.c: Likewise.
12285 * ipa-pure-const.c: Likewise.
12286 * c-format.c: Likewise.
12287 * tree-stdarg.c: Likewise.
12288 * tree-ssa-math-opts.c: Likewise.
12289 * tree-ssa-dom.c: Likewise.
12290 * tree-nrv.c: Likewise.
12291 * tree-ssa-propagate.c: Likewise.
12292 * ipa-utils.c: Likewise.
12293 * tree-ssa-propagate.h: Likewise.
12294 * tree-ssa-alias.c: Likewise.
12295 * gimple-low.c: Likewise.
12296 * tree-ssa-sink.c: Likewise.
12297 * ipa-inline.c: Likewise.
12298 * c-semantics.c: Likewise.
12299 * dwarf2out.c: Likewise.
12300 * expr.c: Likewise.
12301 * tree-ssa-loop-ivcanon.c: Likewise.
12302 * predict.c: Likewise.
12303 * tree-ssa-loop.c: Likewise.
12304 * tree-parloops.c: Likewise.
12305 * tree-ssa-address.c: Likewise.
12306 * tree-ssa-ifcombine.c: Likewise.
12307 * matrix-reorg.c: Likewise.
12308 * c-decl.c: Likewise.
12309 * tree-eh.c: Likewise.
12310 * c-pretty-print.c: Likewise.
12311 * lambda-trans.c: Likewise.
12312 * function.c: Likewise.
12313 * langhooks.c: Likewise.
12314 * ebitmap.h: Likewise.
12315 * tree-vectorizer.c: Likewise.
12316 * function.h: Likewise.
12317 * langhooks.h: Likewise.
12318 * tree-vectorizer.h: Likewise.
12319 * ipa-type-escape.c: Likewise.
12320 * ipa-type-escape.h: Likewise.
12321 * domwalk.c: Likewise.
12322 * tree-if-conv.c: Likewise.
12323 * profile.c: Likewise.
12324 * domwalk.h: Likewise.
12325 * tree-data-ref.c: Likewise.
12326 * tree-data-ref.h: Likewise.
12327 * tree-flow-inline.h: Likewise.
12328 * tree-affine.c: Likewise.
12329 * tree-vect-analyze.c: Likewise.
12330 * c-typeck.c: Likewise.
12331 * gimplify.c: Likewise.
12332 * coretypes.h: Likewise.
12333 * tree-ssa-phiopt.c: Likewise.
12334 * calls.c: Likewise.
12335 * tree-ssa-coalesce.c: Likewise.
12336 * tree.def: Likewise.
12337 * tree-dfa.c: Likewise.
12338 * except.c: Likewise.
12339 * except.h: Likewise.
12340 * cfgexpand.c: Likewise.
12341 * tree-cfgcleanup.c: Likewise.
12342 * tree-ssa-pre.c: Likewise.
12343 * tree-ssa-live.c: Likewise.
12344 * tree-sra.c: Likewise.
12345 * tree-ssa-live.h: Likewise.
12346 * tree-predcom.c: Likewise.
12347 * lambda.h: Likewise.
12348 * tree-mudflap.c: Likewise.
12349 * ipa-prop.c: Likewise.
12350 * print-tree.c: Likewise.
12351 * tree-ssa-copy.c: Likewise.
12352 * ipa-prop.h: Likewise.
12353 * tree-ssa-forwprop.c: Likewise.
12354 * ggc-page.c: Likewise.
12355 * c-omp.c: Likewise.
12356 * tree-ssa-dce.c: Likewise.
12357 * tree-vect-patterns.c: Likewise.
12358 * tree-ssa-ter.c: Likewise.
12359 * tree-nested.c: Likewise.
12360 * tree-ssa.c: Likewise.
12361 * lambda-code.c: Likewise.
12362 * tree-ssa-loop-prefetch.c: Likewise.
12363 * tree-inline.c: Likewise.
12364 * tree-inline.h: Likewise.
12365 * tree-iterator.c: Likewise.
12366 * tree-optimize.c: Likewise.
12367 * tree-ssa-phiprop.c: Likewise.
12368 * tree-vect-transform.c: Likewise.
12369 * tree-object-size.c: Likewise.
12370 * tree-outof-ssa.c: Likewise.
12371 * cfgloop.c: Likewise.
12372 * system.h: Likewise.
12373 * tree-profile.c: Likewise.
12374 * cfgloop.h: Likewise.
12375 * c-gimplify.c: Likewise.
12376 * c-common.c: Likewise.
12377 * tree-vect-generic.c: Likewise.
12378 * tree-flow.h: Likewise.
12379 * c-common.h: Likewise.
12380 * basic-block.h: Likewise.
12381 * tree-ssa-structalias.c: Likewise.
12382 * tree-switch-conversion.c: Likewise.
12383 * tree-ssa-structalias.h: Likewise.
12384 * tree-cfg.c: Likewise.
12385 * passes.c: Likewise.
12386 * ipa-struct-reorg.c: Likewise.
12387 * ipa-struct-reorg.h: Likewise.
12388 * tree-ssa-reassoc.c: Likewise.
12389 * cfgrtl.c: Likewise.
12390 * varpool.c: Likewise.
12391 * stmt.c: Likewise.
12392 * tree-ssanames.c: Likewise.
12393 * tree-ssa-threadedge.c: Likewise.
12394 * langhooks-def.h: Likewise.
12395 * tree-ssa-operands.c: Likewise.
12396 * config/alpha/alpha.c: Likewise.
12397 * config/frv/frv.c: Likewise.
12398 * config/s390/s390.c: Likewise.
12399 * config/m32c/m32c.c: Likewise.
12400 * config/m32c/m32c-protos.h: Likewise.
12401 * config/spu/spu.c: Likewise.
12402 * config/sparc/sparc.c: Likewise.
12403 * config/i386/i386.c: Likewise.
12404 * config/sh/sh.c: Likewise.
12405 * config/xtensa/xtensa.c: Likewise.
12406 * config/stormy16/stormy16.c: Likewise.
12407 * config/ia64/ia64.c: Likewise.
12408 * config/rs6000/rs6000.c: Likewise.
12409 * config/pa/pa.c: Likewise.
12410 * config/mips/mips.c: Likewise.
12412 2008-07-28 Simon Baldwin <simonb@google.com>
12414 * c-pragma.c (handle_pragma_message): New function.
12415 (init_pragma): Register handle_pragma_message.
12416 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12419 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12421 PR tree-optimization/35252
12422 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12423 REALPART_EXPR to be considered as same load operation.
12425 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12427 PR tree-optimization/36830
12428 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12429 (expressions_equal_p): Return false if only one operand is null.
12431 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12433 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12434 version requirements.
12436 2008-07-26 Olivier Hainque <hainque@adacore.com>
12438 * collect2.c (symkind): New enum. Symbol kinds we care about.
12439 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12440 code and head comment accordingly.
12441 (scan_prog_file): Use symkind names instead of bare integers.
12443 2008-07-25 Jan Hubicka <jh@suse.cz>
12445 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12447 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12448 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12449 * dojump.c (clear_pending_stack_adjust): Likewise.
12450 * print-tree.c (print_node): Ignore DECL_INLINE.
12451 * tree-inline.c (inlinable_function_p): Likewise.
12453 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12455 * doc/extend.texi (hot attribute): Document that the hot attribute
12456 turns on -O3 for some ports.
12457 (cold attribute): Document that the cold attribute turns on -Os
12460 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12461 reflect function specific option support.
12463 * target.h (struct target_option_hooks): Add fields to say whether
12464 the cold attribute implies -Os and the hot attribute implies -O3.
12466 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12467 By default, do not turn on -Os for cold functions.
12468 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12469 not turn on -O3 for hot functions.
12471 * c-common.c (handle_hot_attribute): Use target hook to determine
12472 if hot functions should enable -O3.
12473 (handle_cold_attribute): Use target hook to determine if cold
12474 functions should enable -Os.
12476 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12477 (override_options): Move disable scheduling to
12478 optimization_options.
12479 (optimization_options): Disable scheduling here, not
12481 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12482 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12484 * config/ia64/ia64.c (ia64_override_options): Move setting
12485 scheduling flags to ia64_optimization_options.
12486 (ia64_optimization_options): Disable scheduling options here, and
12487 not in ia64_override_options.
12488 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12489 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12491 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12494 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12496 2008-07-25 Martin Jambor <mjambor@suse.cz>
12498 PR tree-optimization/36926
12499 * ipa-prop.c (ipa_analyze_call_uses): Call
12500 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12502 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12504 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12505 movv2si_internal): Add mem = reg alternative.
12507 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12510 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12511 DEFAULT_PCC_STRUCT_RETURN to 127.
12513 2008-07-24 Jan Hubicka <jh@suse.cz>
12515 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12516 (build_cgraph_edges): Likewise.
12517 * cgraph.c (cgraph_node): Do not update assembler hash.
12518 (cgraph_remove_node): Drop non-unit-at-a-time code.
12519 * tree-pass.h (pass_O0_always_inline): Remove.
12520 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12521 * toplev.c (process_options): Flag unit-at-a-time does not imply
12522 no section anchors.
12523 * cgraphunit.c: Update comments.
12524 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12525 (cgraph_assemble_pending_functions): Remove.
12526 (cgraph_reset_node): Drop non-unit-at-a-time code.
12527 (cgraph_finalize_function): Likewise.
12528 (cgraph_analyze_function): Likewise.
12529 (cgraph_finalize_compilation_unit): Likewise.
12530 (cgraph_expand_function): Likewise.
12531 (cgraph_optimize): Likesise.
12532 (save_inline_function_body): Likewise.
12533 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12534 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12535 * ipa-inline.c: Update comments.
12536 (enum inlining_mode): remove INLINE_SPEED.
12537 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12538 (cgraph_mark_inline_edge): Likewise.
12539 (try_inline): Likewise.
12540 (cgraph_decide_inlining_incrementally): Likewise.
12541 (cgraph_gate_inlining): Remove.
12542 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12543 (cgraph_gate_early_inlining): Likewise.
12544 (gate_inline_passes): Remove.
12545 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12546 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12547 pass_O0_always_inline): Remove.
12548 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12549 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12550 * opts.c (no_unit_at_a_time_default): Remove.
12551 (decode_options): Remove flag_unit_at_a_time reset and warning.
12552 * opts.h (no_unit_at_a_time_default): Remove.
12553 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12554 early in GNU dialect.
12555 (merge_decls): Update comment; drop unit-at-a-time check.
12556 (finish_decl): Likewise.
12557 (grok_declaration): Remove flag_inline_trees code.
12558 (finish_functions): Return on function returning non-void on all
12560 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12561 * cfgexpand.c (expand_one_static_var): Remove.
12562 (expand_one_var): Remove expand_one_static_var call.
12563 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12564 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12565 and flag_unit_at_a-time compatibility checks.
12566 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12567 * tree-inline.c (flag_inline_trees): Remove.
12568 (inlinable_function_p): Don't check it.
12569 (expand_call_inline): Remove non-unit-at-a-time code.
12570 * tree-inline.h (flag_inline_trees): Remove.
12571 * tree-optimize.c (execute_early_local_optimizations): Remove
12572 unit-at-a-time checks.
12573 (tree_rest_of_compilation): Likewise.
12574 * combine.c (setup_incoming_promotions): Likewise.
12575 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12576 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12577 * passes.c (pass_inline_parameters): Update comments; remove
12578 O0_alwaysinline pass.
12579 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12580 (execute_one_pass): Likewise.
12581 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12582 (ix86_function_sseregparm): Likewise.
12583 * arm.c (arm_function_in_section_p): Likewise.
12584 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12585 * varpool.c: Update comments.
12586 (decide_is_variable_needed): Remove unit-at-a-time checks.
12587 (varpool_finalize_decl): Likewise.
12589 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12591 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12592 to 2 instead of -1.
12593 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12595 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12597 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12598 imp symbol extension.
12600 2008-07-23 Ian Lance Taylor <iant@google.com>
12602 * tree-vrp.c (infer_value_range): Ignore asm statements when
12603 looking for memory accesses for -fdelete-null-pointer-checks.
12605 2008-07-24 Ben Elliston <bje@au.ibm.com>
12607 * config/spu/spu-c.c (__vector_keyword): New variable.
12608 (vector_keyword): Likewise.
12609 (spu_categorize_keyword): New function.
12610 (spu_macro_to_expand): Likewise.
12611 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12612 compiling an ISO C dialect.
12614 2008-07-24 Ben Elliston <bje@au.ibm.com>
12616 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12617 conventional usage.
12619 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12621 * configure: Regenerate.
12622 * configure.ac: Require texinfo 4.7.
12623 * doc/install.texi: Document texinfo 4.7 requirement.
12625 2008-07-23 Martin Jambor <mjambor@suse.cz>
12627 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12628 rather than for DECL_SAVED_TREE.
12629 * ipa-prop.c: Include diagnostic.h.
12630 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12632 (ipa_detect_param_modifications): Function rewritten from scratch.
12633 (ipa_compute_jump_functions): Changed accesses to modification flags.
12634 (ipa_free_node_params_substructures): Update flags destruction.
12635 (ipa_node_duplication_hook): Update flags duplication.
12636 (ipa_print_all_params_modified): Updated flag access.
12637 * ipa-prop.h (struct ipa_param_flags): New structure.
12638 (struct ipa_node_params): New field modification_analysis_done,
12639 modified_flags changed into param_flags.
12640 (ipa_is_ith_param_modified): Changed to use new flags.
12641 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12643 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12644 ipa-cp.c and split into two functions.
12645 (ipa_print_node_jump_functions): New function.
12646 (compute_scalar_jump_functions): New function.
12647 (type_like_member_ptr_p): New function.
12648 (compute_pass_through_member_ptrs): New function.
12649 (fill_member_ptr_cst_jump_function): New function.
12650 (determine_cst_member_ptr): New function.
12651 (compute_cst_member_ptr_arguments): New function.
12652 (ipa_compute_jump_functions): Complete rewrite.
12653 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12654 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12655 (struct ipa_member_ptr_cst): New structure.
12656 (union jump_func_value): New field member_cst.
12657 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12658 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12659 jump function types.
12660 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12661 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12662 instead of ipcp_print_all_jump_functions.
12663 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12664 only for replacable scalars.
12666 * doc/invoke.texi (Optimize options): Add description of
12667 -findirect-inlining.
12668 * common.opt (flag_indirect_inlining): New flag.
12669 * opts.c (decode_options): Set flag_indirect_inlining when
12672 * ipa-inline.c: Include ipa-prop.h.
12673 (inline_indirect_intraprocedural_analysis): New function.
12674 (inline_generate_summary): Allocate parameter and argument info
12675 structures, call inline_indirect_intraprocedural_analysis on each
12676 node when doing indirect inlining and deallocate indirect inlining
12677 data structures in the end.
12678 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12679 (free_all_ipa_structures_after_iinln): New function.
12680 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12682 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12684 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12685 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12686 of computing the frequency separately.
12687 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12688 of computing the frequency separately.
12689 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12690 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12691 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12692 (ipa_get_stmt_member_ptr_load_param): New function.
12693 (ipa_is_ssa_with_stmt_def): New function.
12694 (ipa_note_param_call): New function.
12695 (ipa_analyze_call_uses): New function.
12696 (ipa_analyze_stmt_uses): New function.
12697 (ipa_analyze_params_uses): New function.
12698 (ipa_free_node_params_substructures): Also free the param_calls linked
12700 (ipa_node_duplication_hook): Also duplicate the param_calls
12702 (ipa_print_node_param_flags): New function.
12703 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12704 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12705 * ipa-prop.h (struct ipa_param_flags): New field called.
12706 (struct ipa_param_call_note): New structure.
12707 (struct ipa_node_params): New fields param_calls and
12708 uses_analysis_done.
12709 (ipa_is_ith_param_called): New function.
12710 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12711 ipa_analyze_params_uses and dump parameter flags.
12713 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12714 ipa_propagate_indirect_call_infos if performing indirect inlining,
12715 pass a new parameter new_edges to it.
12716 (add_new_edges_to_heap): New fucntion.
12717 (cgraph_decide_inlining_of_small_functions): New vector
12718 new_indirect_edges for newly found indirect edges , call
12719 ipa_propagate_indirect_call_infos after inlining.
12720 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12721 inlining if performing indirect inlining. Call
12722 free_all_ipa_structures_after_iinln when doing so too.
12723 (inline_generate_summary): Do not call
12724 free_all_ipa_structures_after_iinln here.
12725 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12726 (print_edge_addition_message): New function.
12727 (update_call_notes_after_inlining): New function.
12728 (propagate_info_to_inlined_callees): New function.
12729 (ipa_propagate_indirect_call_infos): New function.
12730 * ipa-prop.h: Include cgraph.h
12731 (struct ipa_param_call_note): Fields reordered, new field processed.
12732 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12733 flag indirect_call.
12734 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12735 rediscovered call statements.
12736 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12737 (dump_cgraph_node): Dump also the indirect_call flag.
12738 (cgraph_clone_edge): Copy also the indirect_call flag.
12739 * tree-inline.c (copy_bb): Do not check for fndecls from call
12740 expressions, check for edge availability when moving clones.
12741 (get_indirect_callee_fndecl): New function.
12742 (expand_call_inline): If callee declaration is not apprent from
12743 the statement, try calling get_indirect_callee_fndecl. Do not
12744 issue warnings or call sorry when not inlinings an indirect edge.
12745 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12747 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12748 bit more frandly to matching.
12749 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12750 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12751 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12753 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12756 * opth-gen.awk: Suppress function specific features when building
12758 * optc-gen.awk: Ditto.
12760 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12763 * diagnostic.c (pedwarn): Add opt parameter.
12765 * c-tree.h (pedwarn_init): Add opt parameter.
12766 (pedwarn_c90): Likewise.
12767 (pedwarn_c99): Likewise.
12768 * c-errors.c (pedwarn_c99): Likewise.
12769 (pedwarn_c90): Likewise.
12770 * toplev.h (pedwarn): Update declaration.
12771 (pedwarn0): Declare.
12772 * c-lex.c: All calls to pedwarn changed.
12773 * builtins.c: All calls to pedwarn changed.
12774 * toplev.c: All calls to pedwarn changed.
12775 * c-decl.c: All calls to pedwarn changed.
12776 * c-typeck.c: All calls to pedwarn changed.
12777 * c-common.c: All calls to pedwarn changed.
12778 * c-parser.c: All calls to pedwarn changed.
12780 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12781 Karthik Kumar <karthikkumar@gmail.com>
12783 * attribs.c (file scope): Include c-common.h.
12784 (decl_attributes): Add support for #pragma GCC optimize and
12785 #pragma GCC option.
12787 * targhooks.c (default_can_inline_p): New function that is the
12788 default for the TARGET_CAN_INLINE_P target hook.
12790 * targhooks.h (default_can_inline_p): Add declaration.
12792 * tree.c (cl_optimization_node): New static tree for building
12793 OPTIMIZATION_NODE tree.
12794 (cl_target_option_node): New static tree for building
12795 TARGET_OPTION_NODE tree.
12796 (cl_option_hash_table): New hash table for hashing
12797 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12798 (cl_option_hash_hash): New function to provide the hash value for
12799 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12800 (cl_option_hash_eq): New function to provide an equality test for
12801 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12802 (tree_code_size): Add support for OPTIMIZATION_NODE and
12803 TARGET_OPTION_NODE trees.
12804 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12805 TARGET_OPTION_NODE trees.
12806 (build_optimization_node): Build a tree that has all of the
12807 current optimization options.
12808 (build_target_option_node): Build a tree that has the target
12809 options that might be changed on a per function basis.
12811 * tree.h (file scope): Include options.h.
12812 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12813 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12814 (TREE_OPTIMIZATION): Ditto.
12815 (TREE_TARGET_SPECIFIC): Ditto.
12816 (struct tree_function_decl): Add fields for remembering the
12817 current optimization options and target specific options.
12818 (struct tree_optimization_option): New tree variant that remembers
12819 the optimization options.
12820 (struct tree_target_option): New tree variant that remembers the
12821 target specific flags that might change for compiling a particular
12823 (union tree_node): Include tree_optimization_option and
12824 tree_target_option fields.
12825 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12826 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12827 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12828 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12829 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12830 optimization and target options.
12831 (optimization_default_node): New macro to refer to global_trees
12833 (optimization_current_node): Ditto.
12834 (optimization_cold_node): Ditto.
12835 (optimization_hot_node): Ditto.
12836 (target_option_default_node): Ditto.
12837 (target_option_current_node): Ditto.
12838 (current_option_pragma): Ditto.
12839 (current_optimize_pragma): Ditto.
12841 * target.h (struct gcc_target): Add valid_option_attribute_p,
12842 target_option_save, target_option_restore, target_option_print,
12843 target_option_pragma_parse, and can_inline_p hooks.
12845 * toplev.h (parse_optimize_options): Add declaration.
12846 (fast_math_flags_struct_set_p): Ditto.
12848 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12849 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12852 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12853 tree_can_inline_p hook to see if one function can inline another.
12854 (cgraph_decide_inlining): Ditto.
12855 (cgraph_decide_inlining_incrementally): Ditto.
12857 * opts.c (decode_options): Add support for running multiple times
12858 to allow functions with different target or optimization options
12859 than was specified on the command line.
12860 (fast_math_flags_struct_set_p): New function that is similar to
12861 fast_math_flags_set_p, except it uses the values in the
12862 cl_optimization structure instead of global variables.
12864 * optc-gen.awk: Add support for TargetSave to allow a back end to
12865 declare new fields that need to be saved when using function
12866 specific options. Include flags.h and target.h in the options.c
12867 source. Add support for Save to indicate which options can be set
12868 for individual functions. Generate cl_optimize_save,
12869 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12870 cl_target_option_restore, cl_target_option_print functions to
12871 allow functions to use different optimization or target options.
12873 * opt-functions.awk (var_type_struct): Return the type used for
12874 storing the field in a structure.
12876 * opth-gen.awk: Add support for TargetSave to allow a back end to
12877 declare new fields that need to be saved when using function
12878 specific options. Add support for Save to indicate which options
12879 can be set for individual functions. Only generate one extern for
12880 Mask fields. Generate cl_optimization and cl_target_option
12881 structures to remember optimization and target options.
12883 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12884 collecting new tree nodes.
12885 (TS_TARGET_OPTION): Ditto.
12887 * c-decl.c (merge_decls): Merge function specific target and
12888 optimization options.
12890 * function.c (invoke_set_current_function_hook): If the function
12891 uses different optimization options, change the global variables
12894 * coretypes.h (struct cl_optimization): Add forward reference.
12895 (struct cl_target_option): Ditto.
12897 * c-pragma.c (option_stack): New static vector to remember the
12898 current #pragma GCC option stack.
12899 (handle_pragma_option): New function to support #pragma GCC option
12900 to change target options.
12901 (optimize_stack): New static vector to remember the current
12902 #pragma GCC optimize stack.
12903 (handle_pragma_optimize): New function to support #pragma GCC
12904 optimize to change optimization options.
12905 (init_pragma): Add support for #pragma GCC optimize and #pragma
12908 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12909 optimization options.
12910 (TARGET_OPTION_NODE): New tree code for remembering certain target
12913 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12914 TARGET_OPTION_NODE trees.
12916 * common.opt (-O): Add Optimization flag.
12918 (-fmath-errno): Ditto.
12919 (-falign-functions): Add UInteger flag to make sure flag gets full
12920 int in cl_optimization structure.
12921 (-falign-jumps): Ditto.
12922 (-falign-labels): Ditto.
12923 (-falign-loops): Ditto.
12924 (-fsched-stalled-insns): Ditto.
12925 (-fsched-stalled-insns-dep): Ditto.
12927 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12929 (TARGET_OPTION_SAVE): Ditto.
12930 (TARGET_OPTION_RESTORE): Ditto.
12931 (TARGET_OPTION_PRINT): Ditto.
12932 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12933 (TARGET_CAN_INLINE_P): Ditto.
12934 (TARGET_INITIALIZER): Add new hooks.
12936 * tree-inline.c (tree_can_inline_p): New function to determine
12937 whether one function can inline another. Check if the functions
12938 use compatible optimization options, and also call the backend
12941 * tree-inline.h (tree_can_inline_p): Add declaration.
12943 * c-common.c (c_common_attribute): Add support for option and
12944 optimize attributes.
12945 (handle_option_attribute): Add support for the option attribute to
12946 allow the user to specify different target options for compiling a
12948 (handle_optimize_attribute): Add support for the optimize
12949 attribute to allow the user to specify different optimization
12950 options for compiling a specific function.
12951 (handle_hot_attribute): Turn on -O3 optimization for this one
12952 function if it isn't the default optimization level.
12953 (handle_cold_attribute): Turn on -Os optimization for this one
12954 function if it insn't the default optimization.
12955 (const_char_p): New const char * typedef.
12956 (optimize_args): New static vector to remember the optimization
12958 (parse_optimize_options): New function to set up the optimization
12959 arguments from either the optimize attribute or #pragma GCC optimize.
12961 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12962 (builtin_define_std): Ditto.
12964 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12965 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12966 (x86_64-*-*): Ditto.
12968 * Makefile.in (TREE_H): Add options.h.
12969 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12971 * doc/extend.texi (option attribute): Document new attribute.
12972 (optimize attribute): Ditto.
12973 (hot attribute): Document hot attribute sets -O3.
12974 (cold attribute): Document cold attribute sets -Os.
12975 (#pragma GCC option): Document new pragma.
12976 (#pragma GCC optimize): Ditto.
12978 * doc/options.texi (TargetSave): Document TargetSave syntax.
12979 (UInteger): Document UInteger must be used for certain flags.
12980 (Save): Document Save option to create target specific options
12981 that can be saved/restored on a function specific context.
12983 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12984 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12986 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12987 (TARGET_OPTION_SAVE): Ditto.
12988 (TARGET_OPTION_RESTORE): Ditto.
12989 (TARGET_OPTION_PRINT): Ditto.
12990 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12991 (TARGET_CAN_INLINE_P): Ditto.
12993 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12995 (-mfpmath=both): Ditto.
12997 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12998 Karthik Kumar <karthikkumar@gmail.com>
13000 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13001 (TARGET_POPCNT): Ditto.
13002 (TARGET_SAHF): Ditto.
13003 (TARGET_AES): Ditto.
13004 (TARGET_PCLMUL): Ditto.
13005 (TARGET_CMPXCHG16B): Ditto.
13006 (TARGET_RECIP): Move switch into target_flags.
13007 (TARGET_FUSED_MADD): Ditto.
13008 (ix86_arch_features): Make an unsigned char type.
13009 (ix86_tune_features): Ditto.
13010 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13011 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13012 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13014 * config/i386/i386.opt (arch): New TargetSave field to define
13015 fields that need to be saved for function specific option support.
13018 (branch_cost): Ditto.
13019 (ix86_isa_flags_explicit): Ditto.
13020 (tune_defaulted): Ditto.
13021 (arch_specified): Ditto.
13022 (-m128-long-double): Add Save flag to save option for target
13023 specific option support.
13025 (-maccumulate-outgoing-args): Ditto.
13026 (-malign-double): Ditto.
13027 (-malign-stringops): Ditto.
13028 (-mfancy-math-387): Ditto.
13029 (-mhard-float): Ditto.
13030 (-mieee-fp): Ditto.
13031 (-minline-all-stringops): Ditto.
13032 (-minline-stringops-dynamically): Ditto.
13033 (-mms-bitfields): Ditto.
13034 (-mno-align-stringops): Ditto.
13035 (-mno-fancy-math-387): Ditto.
13036 (-mno-push-args): Ditto.
13037 (-mno-red-zone): Ditto.
13038 (-mpush-args): Ditto.
13039 (-mred-zone): Ditto.
13041 (-msseregparm): Ditto.
13042 (-mstack-arg-probe): Ditto.
13054 (-mno-sse4): Ditto.
13057 (-mrecip): Move flag into target_flags.
13059 (-mno-fused-madd): Ditto.
13060 (-mfused-madd): Ditto.
13061 (-mabm): Move flag into ix86_isa_flags.
13068 * config/i386/i386-c.c: New file for #pragma support.
13069 (ix86_target_macros_internal): New function to #define or #undef
13070 target macros based when the user uses the #pragma GCC option to
13071 change target options.
13072 (ix86_pragma_option_parse): New function to add #pragma GCC option
13074 (ix86_target_macros): Move defining the target macros here from
13075 TARGET_CPU_CPP_BUILTINS in i386.h.
13076 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13077 defined, initialize any subtarget #pragmas.
13079 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13080 REGISTER_TARGET_PRAGMAS.
13082 * config/i386/t-i386: New file for x86 dependencies.
13083 (i386.o): Make dependencies mirror the include files used.
13084 (i386-c.o): New file, add dependencies.
13086 * config/i386/i386-protos.h (override_options): Add bool argument.
13087 (ix86_valid_option_attribute_tree): Add declaration.
13088 (ix86_target_macros): Ditto.
13089 (ix86_register_macros): Ditto.
13091 * config/i386/i386.c (ix86_tune_features): Move initialization of
13092 the target masks to initial_ix86_tune_features to allow functions
13093 to have different target options. Make type unsigned char,
13094 instead of unsigned int.
13095 (initial_ix86_tune_features): New static vector to hold processor
13096 masks for the tune variables.
13097 (ix86_arch_features): Move initialization of the target masks to
13098 initial_ix86_arch_features to allow functions to have different
13099 target options. Make type unsigned char, instead of unsigned int.
13100 (initial_ix86_arch_features): New static vector to hold processor
13101 masks for the arch variables.
13102 (enum ix86_function_specific_strings): New enum to describe the
13103 string options used for attribute((option(...))).
13104 (ix86_target_string): New function to return a string that
13105 describes the target options.
13106 (ix86_debug_options): New function to print the current options in
13108 (ix86_function_specific_save): New function hook to save the
13109 function specific global variables in the cl_target_option structure.
13110 (ix86_function_specific_restore): New function hook to restore the
13111 function specific variables from the cl_target_option structure to
13112 the global variables.
13113 (ix86_function_specific_print): New function hook to print the
13114 target specific options in the cl_target_option structure.
13115 (ix86_valid_option_attribute_p): New function hook to validate
13116 attribute((option(...))) arguments.
13117 (ix86_valid_option_attribute_tree): New function that is common
13118 code between attribute((option(...))) and #pragma GCC option
13119 support that parses the options and returns a tree holding the options.
13120 (ix86_valid_option_attribute_inner_p): New helper function for
13121 ix86_valid_option_attribute_tree.
13122 (ix86_can_inline_p): New function hook to decide if one function
13123 can inline another on a target specific basis.
13124 (ix86_set_current_function); New function hook to switch target
13125 options if the user used attribute((option(...))) or #pragma GCC
13127 (ix86_tune_defaulted): Move to static file scope from
13129 (ix86_arch_specified): Ditto.
13130 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13132 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13133 (OPTION_MASK_ISA_ABM_SET): Ditto.
13134 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13135 (OPTION_MASK_ISA_CX16_SET): Ditto.
13136 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13137 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13138 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13139 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13140 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13141 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13142 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13143 (struct ptt): Move to static file scope from override_options.
13144 (processor_target_table): Ditto.
13145 (cpu_names): Ditto.
13146 (ix86_handle_option): Add support for options that are now isa options.
13147 (override_options): Add support for declaring functions that
13148 support different target options than were specified on the
13149 command line. Move struct ptt, processor_target_table, cpu_names,
13150 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13151 Add bool argument. Fix up error messages so the appropriate error
13152 is given for either command line or attribute.
13153 (ix86_previous_fndecl): New static to remember previous function
13154 declaration to see if we need to change target options.
13155 (ix86_builtins_isa): New array to record the ISA of each builtin
13157 (def_builtin): Always create the builtin function, even if the
13158 current ISA doesn't support it.
13159 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13160 tests for those builtins.
13161 (ix86_init_builtins): Remove TARGET_MMX test for calling
13162 ix86_init_mmx_sse_builtins.
13163 (ix86_expand_builtin): If the current ISA doesn't support a given
13164 builtin, signal an error.
13165 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13166 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13167 (TARGET_OPTION_SAVE): Ditto.
13168 (TARGET_OPTION_RESTORE): Ditto.
13169 (TARGET_OPTION_PRINT): Ditto.
13170 (TARGET_CAN_INLINE_P): Ditto.
13172 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13174 * c-typeck.c (build_external_ref): Don't call assemble_external.
13175 * final.c (output_operand): Call assemble_external.
13177 2008-07-21 DJ Delorie <dj@redhat.com>
13179 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13180 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13182 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13184 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13185 original insn and splitter contents into ...
13186 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13187 flag_unsafe_math_optimizations. Add dummy scratch register.
13188 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13189 !flag_unsafe_math_optimizations. Returns number with next
13190 highest magnitude if this is still less or equal to the true
13191 quotient in magnitude.
13193 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13195 * Makefile.in: Replace toplev.h with TOPLEV_H.
13196 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13197 * c-lex.c (fe_file_change): Don't set in_system_header.
13198 * c-parser.c (c_token): Remove in_system_header.
13199 (c_lex_one_token): Don't set in_system_header.
13200 (c_parser_set_source_position_from_token): Don't set in_system_header.
13201 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13204 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13205 * flags.h (in_system_header): Remove.
13206 * function.c (saved_in_system_header): Remove.
13207 (push_cfun): Don't set in_system_header.
13208 (pop_cfun): Don't set in_system_header.
13209 (push_struct_function): Don't set in_system_header.
13210 * input.h (expanded_location): Add sysp.
13211 (in_system_header_at): New.
13212 (in_system_header): New.
13213 * toplev.c (in_system_header): Remove.
13214 * toplev.h: Include input.h
13216 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13217 * tree-ssa.c (warn_uninit): Call warning_at.
13218 (warn_uninitialized_var): Update calls to warn_uninit.
13219 (warn_uninitialized_phi): Update calls to warn_uninit.
13220 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13221 (expand_location): Initialize xloc.sysp.
13222 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13223 (tree_decl_with_vis): Remove in_system_header_flag.
13225 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13228 * recog.c (asm_operand_ok): Change the order of the extra
13229 memory constraint checks.
13231 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13234 * tree-switch-conversion.c (build_one_array): Call
13235 varpool_mark_needed_node and varpool_finalize_decl
13236 instead of assemble_variable.
13238 2008-07-19 Jan Hubicka <jh@suse.cz>
13240 * cgraph.c (cgraph_add_new_function): Do early local passes.
13241 * tree-nrv.c (gate_pass_return_slot): New gate.
13242 (pass_nrv): Add the gate.
13243 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13245 (coalesce_ssa_name): Coalesce SSA names.
13246 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13247 not optimizing so unused user vars remains visible.
13248 * common.opt (flag_tree_ter): Always enable by default.
13249 * tree-ssa-ter.c: Include flags.h
13250 (is_replaceable_p): Check that locations match; when aliasing
13251 is missing be conservative about loads.
13252 * tree-optimize.c (gate_init_datastructures): Remove.
13253 (pass_init_datastructures): New.
13254 * passes.c: Reorder passes so we always go into SSA.
13256 2008-07-19 Jan Hubicka <jh@suse.cz>
13258 * doc/extend.texi (flatten attribute): Remove note about
13260 * doc/invoke.texi (--combine): Likewise.
13261 (-finline-functions-called-once): Update levels when enabled.
13262 (-funit-at-a-time): Document new behaviour.
13263 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13264 -fno-section-anchors when disabled explicitly.
13265 (inline params): They are not ignored now.
13266 (precompiled headers): Remove unit-at-a-time as being incompatible.
13267 * opts.c (decode_options): Handle unit-at-a-time as alias;
13268 imply -fno-section-anchors when toplevel reorder is disabled
13270 * common.opt (ftoplevel-reorder): Set default value to 2.
13271 (funit-at-a-time): Set default value to 1.
13272 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13275 2008-07-19 Jan Hubicka <jh@suse.cz>
13277 * builtins.c (expand_builtin_int_roundingfn,
13278 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13281 2008-07-19 Richard Guenther <rguenther@suse.de>
13284 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13285 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13286 * tree-ssa-pre.c (get_expr_value_id): For newly created
13287 constant value-ids make sure to add the expression to its
13290 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13292 PR middle-end/36877
13293 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13294 return value of the builtin is ignored.
13296 2008-07-19 Olivier Hainque <hainque@adacore.com>
13298 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13299 bits, a C conformant malloc implementation has to provide.
13300 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13302 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13306 * reload.c (find_reloads_subreg_address): Only reload address if
13307 reloaded == 0, not for reloaded != 1.
13310 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13311 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13312 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13313 m32c_legitimize_reload_address.
13315 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13316 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13317 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13319 2008-07-19 Olivier Hainque <hainque@adacore.com>
13321 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13322 argument, saying whether nested array are to be collapsed
13323 into a single array type DIE with multiple subscripts.
13324 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13325 issues, centralize the nested array types collapsing control and
13326 disable the transformation for Ada.
13328 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13331 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13333 (x86_64_shift_adj_2): New expander.
13334 (x86_64_shift_adj_3): Ditto.
13335 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13336 to split TImode operands.
13337 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13338 (ix86_split_lshr): Ditto.
13340 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13342 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13343 and __CHAR32_TYPE__.
13344 * c-typeck.c (digest_init): Support char16_t and char32_t.
13345 (set_nonincremental_init_from_string): Idem.
13347 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13349 PR middle-end/36859
13350 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13351 PREFERRED_STACK_BOUNDARY.
13352 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13354 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13356 PR middle-end/36858
13357 * function.c (locate_and_pad_parm): Cap boundary earlier.
13359 2008-07-17 Julian Brown <julian@codesourcery.com>
13361 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13362 no-op for targets which don't use DLLs.
13364 2008-07-17 Martin Jambor <mjambor@suse.cz>
13366 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13367 that nodes are relevant by examining the node->analyzed flag.
13368 (ipcp_init_stage): Check which nodes are relevant, assert that the
13369 relevant ones are also required.
13370 (ipcp_propagate_stage): Check on the side arrays are properly
13372 (ipcp_print_all_jump_functions): Make sure not to touch any node
13373 that is not analyzed or an edge that does not have a corresponding
13374 entry in the on-the-side vectors.
13375 (ipcp_function_scale_print): Likewise.
13376 (ipcp_update_callgraph): Check that the node is relevant.
13377 (ipcp_insert_stage): Check that the node is relevant. Check there is
13378 an info for every node and edge.
13379 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13380 (ipa_print_all_tree_maps): Likewise and a new variable info.
13381 (ipa_print_all_params_modified): Likewise.
13382 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13384 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13387 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13389 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13391 PR rtl-optimization/36753
13392 * fwprop.c (use_killed_between): Don't shortcut
13393 single-definition global registers.
13395 2008-07-16 Jan Hubicka <jh@suse.cz>
13397 * cgraph.h (varpool_empty_needed_queue): Declare.
13398 * cgraphunit.c (output_in_order): Mark all variables as needed;
13400 * varpool.c (varpool_assemble_node): Update debug queue.
13401 (varpool_assemble_pending_decls): Don't do it here.
13402 (varpool_empty_needed_queue): New function.
13404 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13406 * recog.c (peephole2_optimize): Fix formatting.
13408 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13410 * c-pch.c (get_ident): Avoid C++ keywords.
13411 * combine-stack-adj.c (single_set_for_csa): Likewise.
13412 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13413 output_asm_insn): Likewise.
13414 * reload.c (push_secondary_reload, find_reusable_reload,
13415 push_reload, combine_reloads, find_reloads,
13416 debug_reload_to_stream): Likewise.
13417 * reload.h (struct reload): Likewise.
13418 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13419 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13420 emit_output_reload_insns): Likewise.
13421 * targhooks.c (default_secondary_reload): Likewise.
13422 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13424 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13426 * recog.c (validate_change_1, validate_change,
13427 validate_unshare_change, validate_replace_rtx_1, struct
13428 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13430 * reload.c (push_secondary_reload, secondary_reload_class,
13431 scratch_reload_class, find_valid_class, find_reusable_reload,
13432 push_reload, find_dummy_reload, find_reloads_address_1,
13433 find_reloads_address_part, find_equiv_reg): Likewise.
13434 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13435 choose_reload_regs): Likewise.
13436 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13438 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13439 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13440 * sched-rgn.c (concat_INSN_LIST): Likewise.
13441 * stor-layout.c (mode_for_size, mode_for_size_tree,
13442 smallest_mode_for_size): Likewise.
13444 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13446 * cfg.c (dump_reg_info): Avoid C++ keywords.
13447 * dwarf2asm.c (dw2_force_const_mem,
13448 dw2_asm_output_encoded_addr_rtx): Likewise.
13449 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13450 * expmed.c (expand_shift): Likewise.
13451 * global.c (find_reg): Likewise.
13452 * graph.c (draw_edge): Likewise.
13453 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13454 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13455 widen_clz, widen_bswap, expand_parity, expand_unop,
13456 emit_cmp_and_jump_insn_1): Likewise.
13457 * postreload.c (reload_cse_simplify_operands): Likewise.
13458 * ra.h (add_neighbor): Likewise.
13459 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13460 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13461 record_reg_classes, copy_cost, record_address_regs,
13462 invalid_mode_change_p): Likewise.
13463 * regrename.c (regrename_optimize, scan_rtx_reg,
13464 dump_def_use_chain, find_oldest_value_reg,
13465 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13467 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13469 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13470 MASK_POWERPC64 for power4 in previous commit.
13472 2008-07-16 Olivier Hainque <hainque@adacore.com>
13474 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13475 instead of bare conversion to cast const-ness away.
13477 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13479 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13480 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13481 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13482 (TARGET_FUNCTION_VALUE): Define.
13484 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13486 * config/rs6000/rs6000.c (processor_target_table): Add
13487 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13489 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13492 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13493 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13494 m32c_legitimize_reload_address.
13496 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13498 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13499 DECL_IN_SYSTEM_HEADER in sync.
13501 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13503 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13504 * tree-ssa-pre.c (pre_expr_eq): Ditto
13505 (get_constant_for_value_id): Take a type as an argument.
13506 (fully_constant_expression): Pass in type.
13507 (find_or_generate_expression): Short circuit constant case.
13508 (create_expression_by_pieces): Remove special casing of
13510 (do_regular_insertion): Short circuit constant case.
13511 (do_partial_partial_insertion): Ditto.
13513 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13516 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13518 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13520 * config/xtensa/libgcc-xtensa.ver: New file.
13521 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13523 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13525 * df-problems.c (df_set_note): Avoid C++ keywords.
13526 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13527 * dse.c (record_store, remove_useless_values): Likewise.
13528 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13529 gen_reg_rtx_offset, operand_subword, change_address_1,
13530 change_address, adjust_address_1, offset_address,
13531 widen_memory_access, emit_copy_of_insn_after): Likewise.
13532 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13533 * fwprop.c (should_replace_address, propagate_rtx_1,
13534 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13536 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13537 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13538 * lcm.c (compute_insert_delete, pre_edge_lcm,
13539 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13540 * lower-subreg.c (resolve_reg_notes): Likewise.
13541 * mode-switching.c (optimize_mode_switching): Likewise.
13543 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13545 * bt-load.c (add_btr_def, migrate_btr_def,
13546 branch_target_load_optimize): Avoid C++ keywords.
13547 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13549 * combine.c (subst, simplify_set, make_extraction,
13550 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13551 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13552 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13554 2008-07-15 Richard Guenther <rguenther@suse.de>
13556 PR middle-end/36369
13557 * c-common.c (strict_aliasing_warning): Do not warn for
13558 TYPE_REF_CAN_ALIAS_ALL pointers.
13559 (c_common_get_alias_set): may_alias types are not special.
13560 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13561 attribute and set can_ref_all accordingly.
13562 (build_reference_type_for_mode): Likewise.
13563 * doc/extend.texi (may_alias): Clarify.
13565 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13568 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13569 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13571 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13574 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13575 gcc_assert, instead call output_operand_lossage.
13577 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13579 * builtins.c (std_canonical_va_list): Treat structure based
13582 2008-07-15 Ben Elliston <bje@au.ibm.com>
13584 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13586 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13588 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13591 2008-07-14 Jan Hubicka <jh@suse.cz>
13593 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13594 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13595 fix predicates and constraints.
13596 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13597 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13599 2008-07-14 Doug Kwan <dougkwan@google.com>
13601 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13602 additional option file arm/eabi.opt.
13603 * config/arm/eabi.h (File): New configuration file for EABI targets.
13604 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13605 SUBSUBTARGET_EXTRA_SPECS.
13606 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13607 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13608 from STARTFILE_SPEC so that it can be referenced in an override.
13609 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13610 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13611 can be referenced in an override.
13612 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13613 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13614 so that it can be referenced in an override.
13615 (LINK_SPEC): Use BPABI_LINK_SPEC.
13616 * config/arm/eabi.opt (File): New.
13618 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13620 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13621 (FIXED_VALUE_H): New variable.
13622 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13623 input.h, fixed-value.h.
13624 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13625 (BASIC_BLOCK_H): Use $(BITMAP_H).
13626 (FUNCTION_H): Add varray.h.
13627 (IPA_REFERENCE_H): Use $(BITMAP_H).
13628 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13629 (DF_H): Use $(BITMAP_H).
13630 (GGC_H): Add statistics.h.
13631 (INSN_ADDR_H): New.
13632 (INSN_ATTR_H): Use it.
13633 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13635 (SYMTAB_H): Add $(OBSTACK_H).
13636 (CPP_INTERNAL_H): New.
13637 (TREE_DUMP_H): Add tree-pass.h.
13638 (TREE_FLOW_H): Use $(BITMAP_H)
13639 (PRETTY_PRINT_H): Use $(INPUT_H).
13640 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13643 (many object files): Fix lots of header dependencies throughout.
13645 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13647 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13649 (s-gtyp-input): Use them to write tmp-gi.list.
13650 (echo_to_gi.list): Remove.
13652 2008-07-14 Richard Guenther <rguenther@suse.de>
13654 * tree-ssa-sccvn.c (pre_info): Remove.
13655 (switch_to_PRE_table): Likewise.
13656 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13657 (set_hashtable_value_ids): Do not create value-ids for the
13659 (run_scc_vn): Remove double test. Remove bogus special-case
13660 in value-number printing.
13661 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13662 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13664 * tree-flow-inline.h (get_value_handle): Remove.
13665 * tree-flow.h (get_value_handle): Remove.
13667 2008-07-14 Martin Jambor <mjambor@suse.cz>
13669 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13670 in which we generate arithmetics is not a subrange.
13672 2008-07-14 Martin Jambor <mjambor@suse.cz>
13674 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13676 2008-07-14 Richard Guenther <rguenther@suse.de>
13678 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13680 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13683 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13684 reload for symbol refs moved to r0 with -fPIC.
13685 (legitimize_pic_address): Use the target register as temporary
13687 (emit_symbolic_move): Adjust comment.
13688 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13691 2008-07-14 Ben Elliston <bje@au.ibm.com>
13693 * c-common.h (C_CPP_HASHNODE): New macro.
13694 * coretypes.h (struct cpp_token): Forward declare.
13695 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13696 the context-sensitive keyword method.
13697 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13698 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13699 expand_bool_pixel): New.
13700 (altivec_categorize_keyword): New function.
13701 (init_vector_keywords): New function.
13702 (rs6000_macro_to_expand): Likewise.
13703 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13704 compiling an ISO C dialect.
13706 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13708 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13709 (create_expression_by_pieces): Fix typo.
13710 (do_regular_insertion): Use debug counter here too.
13712 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13715 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13716 CONST_OK_FOR_LETTER_P. All port-local users changed.
13717 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13718 implement Kp matching power-of-two.
13719 (CONSTRAINT_LEN): Define to match.
13720 * config/cris/cris.md: Replace all use of constraint K with Kc.
13721 ("*btst*): Use Kp for operand 0 of last alternative.
13723 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13726 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13729 2008-07-13 Jan Hubicka <jh@suse.cz>
13731 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13734 2008-07-13 Richard Guenther <rguenther@suse.de>
13736 PR middle-end/36811
13737 * langhooks.c (lhd_print_error_function): Deal with recursive
13740 2008-07-12 Jan Hubicka <jh@suse.cz>
13742 * cgraph.c (assembler_name_hash): New static var.
13743 (hash_node_by_assembler_name, eq_assembler_name): New.
13744 (cgraph_node_for_asm): Use hashtable.
13745 (cgraph_remove_node): Maintain hashtable.
13746 (change_decl_assembler_name): Sanity check that names are not changing
13747 after aliasing was processed.
13748 * cgraph.h (varpoon_node): Add next GGC marker.
13749 * tree.c (decl_assembler_name_equal): Constify.
13750 (decl_assembler_name_hash): New.
13751 * tree.h (decl_assembler_name_equal): Constify.
13752 (decl_assembler_name_hash): Update.
13754 2008-07-12 David Daney <ddaney@avtrex.com>
13756 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13757 sb1 and r5000 cpus.
13759 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13761 * doc/md.texi: Document the MIPS "v" constraint.
13762 * config/mips/mips.h (reg_class): Revert last change.
13763 (REG_CLASS_NAMES): Likewise.
13764 (REG_CLASS_CONTENTS): Likewise.
13765 * config/mips/mips.c (mips_regno_to_class): Likewise.
13766 * config/mips/constraints.md (v): Likewise, but add documentation.
13767 Add a comment to say that this constraint should not be used in
13770 2008-07-11 DJ Delorie <dj@redhat.com>
13772 * config/h8300/h8300.md (length): Fix branch offset limit.
13774 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13776 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13777 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13778 (avr_hard_regno_scratch_ok): New function.
13779 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13780 * config/avr/avr.md (all peepholes that request a scratch register):
13781 Remove avr_peep2_scratch_safe use.
13783 2008-07-11 Tom Tromey <tromey@redhat.com>
13784 Ian Lance Taylor <iant@google.com>
13786 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13787 (struct c_common_resword): Define.
13788 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13789 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13790 (c_common_reswords, num_c_common_reswords): Declare.
13791 * c-common.c (c_common_reswords): New global const array.
13792 (num_c_common_reswords): New const int.
13793 * c-parser.c (struct resword, reswords): Don't define.
13794 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13795 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13796 than reswords. If warning about C++ keywords, give them a special
13798 (c_lex_one_token): Warn about C++ keywords. Call
13799 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13800 (c_parser_external_declaration): Look for RID_xxx rather than
13801 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13802 (c_parser_statement_after_labels): Likewise.
13803 (c_parser_objc_class_instance_variables): Likewise.
13804 (c_parser_objc_class_declaration): Likewise.
13805 (c_parser_objc_try_catch_statement): Likewise.
13806 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13807 (declspecs_add_type): Likewise.
13809 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13811 * ggc-page.c (alloc_page):
13812 Substituting xmalloc, xcalloc with
13813 XNEWVEC and XCNEWVAR macros which add the
13816 2008-07-11 Richard Guenther <rguenther@suse.de>
13818 PR tree-optimization/36765
13819 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13820 aliases from HEAP vars to SMTs.
13822 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13824 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13825 * configure.ac (loose_warn): Move -Wc++-compat from here...
13826 (strict_warn): ...to here.
13827 * configure: Regenerate.
13829 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13831 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13832 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13833 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13834 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13835 excluding more specific h8300-*-* and sh-*-* targets.
13837 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13839 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13840 (eliminate): Ditto.
13841 (execute_pre): Call loop_optimizer_finalize in early exit.
13843 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13845 PR middle-end/36790
13846 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13847 uids in the bitmap, not just VAR_DECL uids.
13849 PR rtl-optimization/36419
13850 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13851 (combine_stack_adjustments_for_block): Call it if needed. Delete
13853 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13854 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13855 prologue sp adjustment.
13857 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13860 * opts.c (print_ignored_options): Report postponed diagnostics for
13861 unknown -Wno-* options as warnings, not errors.
13862 (postpone_unknown_option_error): Renamed to...
13863 (postpone_unknown_option_warning): ... this.
13865 2008-07-09 Doug Kwan <dougkwan@google.com>
13868 2008-07-08 Doug Kwan <dougkwan@google.com>
13870 * config/arm/arm.opt (mandroid): New option.
13871 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13872 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13874 (CC1PLUS_SPEC): Same.
13876 (STARTFILE_SPEC): Same.
13877 (ENDFILE_SPEC): Same.
13878 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13881 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13884 * config/mips/mips.h (reg_class): Remove V1_REG.
13885 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13886 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13887 instead of V1_REGS.
13888 (mips_get_tp): New function.
13889 (mips_legitimize_tls_address): Use it.
13890 * config/mips/constraints.md (v): Delete.
13891 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13892 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13893 After reload, split into a move and ...
13894 (*tls_get_tp_<mode>_split): ...this new instruction.
13896 2008-07-09 David Daney <ddaney@avtrex.com>
13898 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13900 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13902 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13903 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13905 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13906 htab_delete should be called. Don't free c.
13907 (lookup_tmp_var): Create temp_htab lazily.
13908 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13909 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13911 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13912 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13913 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13914 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13915 * tree-sra.c (generate_element_init): Likewise.
13916 * tree-mudflap.c (execute_mudflap_function_ops,
13917 execute_mudflap_function_decls): Likewise.
13918 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13919 * tree-gimple.h (struct gimplify_ctx): New type.
13920 (push_gimplify_context): Adjust prototype.
13922 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13924 * tree-ssa-pre.c (phi_translate_1): Update placement of
13925 add_to_value calls.
13927 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13929 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13930 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13931 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13932 * targhooks.c (default_hard_regno_scratch_ok): New function.
13933 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13934 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13935 * recog.c: Include "target.h".
13936 (peep2_find_free_register): Add check for global regs. Add target
13938 * Makefile.in (recog.o): Depend on target.h.
13940 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13942 * config/sh/sh.c (sh_canonical_va_list_type): New.
13943 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13945 2008-07-09 Raksit Ashok <raksit@google.com>
13947 * doc/invoke.texi (Option Summary): Mention new option
13948 -Wdisallowed-function-list=...
13949 (Warning Options): Document -Wdisallowed-function-list=...
13950 * common.opt (Wdisallowed-function-list=): New flag.
13951 * flags.h (warn_disallowed_functions): External definition of new
13952 boolean warning flag.
13953 (warn_if_disallowed_function_p): Declare new function.
13954 * opts.c (warning_disallowed_functions): New static variable.
13955 (warn_disallowed_functions): New boolean warning flag.
13956 (warn_if_disallowed_function_p): New function.
13957 (add_comma_separated_to_vector): Rename
13958 add_instrument_functions_exclude_list to this.
13959 (common_handle_option): Handle new option. Rename calls to
13960 add_instrument_functions_exclude_list into calls to
13961 add_comma_separated_to_vector.
13962 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13963 based on flag warn_disallowed_functions.
13965 2008-07-09 Christian Bruel <christian.bruel@st.com>
13967 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13968 instead of get_attr_length.
13970 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13972 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13974 * genemit.c (gen_insn): Likewise.
13975 * gengtype.c (note_def_vec): Likewise.
13976 * gengtype.h (note_def_vec): Likewise.
13977 * genoutput.c (struct data, output_insn_data, process_template,
13978 gen_expand, gen_split, note_constraint): Likewise.
13979 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13980 make_insn_sequence): Likewise.
13981 * gensupport.c (record_insn_name): Likewise.
13983 2008-07-08 Doug Kwan <dougkwan@google.com>
13985 * config/arm/arm.opt (mandroid): New option.
13986 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13987 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13989 (CC1PLUS_SPEC): Same.
13991 (STARTFILE_SPEC): Same.
13992 (ENDFILE_SPEC): Same.
13993 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13996 2008-07-08 Raksit Ashok <raksit@google.com>
13998 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13999 (set_storage_via_setmem): Fix expected_align parameter.
14000 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14001 missing from the list.
14002 * doc/md.texi (movmem): Explicitly state that expected alignment is
14003 to be expressed in bytes.
14004 (setmem): Explicitly state that expected alignment is to be expressed
14007 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14009 * reload.c (find_reloads_subreg_address): Do not require validity
14010 of address in original mode before reloading address.
14012 2008-07-07 Tianwei Sheng <tianweis@google.com>
14014 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14015 bounds array access.
14017 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14019 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14021 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14023 Fix PR tree-optimization/23455
14024 Fix PR tree-optimization/35286
14025 Fix PR tree-optimization/35287
14026 * Makefile.in (OBJS-common): Remove tree-vn.o.
14027 (tree-vn.o): Remove.
14028 * dbgcnt.def: Add treepre_insert debug counter.
14029 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14030 (debug_value_expressions): Ditto.
14031 (print_value_expressions): Ditto.
14032 * tree-pretty-print.c (dump_generic_node): Updated for
14033 VALUE_HANDLE removal.
14034 * tree-ssa-dom.c (record_equality): Ditto.
14035 (cprop_operand): Ditto.
14036 (lookup_avail_expr): Ditto.
14037 * tree-ssa-threadedge.c
14038 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14039 (simplify_control_stmt_condition): Ditto.
14040 * tree.c (tree_code_size): Ditto.
14041 (tree_node_structure): Ditto.
14042 (iterative_hash_expr): Ditto.
14044 * tree.h (VALUE_HANDLE_ID): Ditto.
14045 (VALUE_HANDLE_EXPR_SET): Ditto.
14046 (struct tree_value_handle): Ditto.
14047 (union tree_node): Ditto.
14048 * treestruct.def: Ditto.
14049 * tree-vn.c: Removed.
14050 * tree-ssa-pre.c: Rewritten entirely.
14051 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14052 (constant_value_ids): Ditto.
14053 (vn_nary_op_t): Moved to header.
14055 (vn_reference_op_t): Ditto
14056 (vn_reference_t): Ditto.
14057 (next_value_id): New variable.
14058 (VN_INFO): Add an assert.
14059 (vn_constant_eq): New function.
14060 (vn_constant_hash): Ditto.
14061 (get_or_alloc_constant_value_id): Ditto.
14062 (value_id_constant_p): Ditto.
14063 (vn_reference_compute_hash): De-staticify.
14064 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14065 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14066 (valueize_refs): Update opcode if it changes from ssa name to constant.
14067 (vn_reference_lookup_1): Add new argument.
14068 (vn_reference_lookup): Ditto.
14069 (vn_reference_lookup_pieces): New function.
14070 (vn_reference_insert): Add return type. Modify to deal with value ids.
14071 (vn_reference_insert_pieces): New function.
14072 (vn_nary_op_compute_hash): De-staticify.
14073 (vn_nary_op_eq): Ditto.
14074 (vn_nary_op_lookup_pieces): New function.
14075 (vn_nary_op_lookup): Add new argument.
14076 (vn_nary_op_insert_pieces): New function.
14077 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14078 (vn_phi_insert): Ditto.
14079 (visit_unary_op): Update for callee changes.
14080 (visit_binary_op): Ditto.
14081 (visit_reference_op_load): Ditto.
14082 (visit_reference_op_store): Ditto.
14083 (init_scc_vn): Init next_value_id, constant_to_value_id and
14084 constant_value_ids.
14085 (free_scc_vn): Free them.
14086 (set_hashtable_value_ids): New function.
14087 (run_scc_vn): Use it.
14088 (get_max_value_id): New function.
14089 (get_next_value_id): Ditto.
14090 (expressions_equal_p): Moved from tree-vn.c
14091 (sort_vuses): Ditto.
14092 (sort_vuses_heap): Ditto.
14093 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14095 * tree.c (iterative_hash_hashval_t): Made non-static
14096 * tree.h (iterative_hash_hashval_t): Declare it.
14098 2008-07-08 Martin Jambor <mjambor@suse.cz>
14100 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14101 instead of ipa_create_node_params.
14102 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14103 ipa_check_create_edge_args, free them with
14104 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14106 * ipa-prop.c: Include flags.h and tree-inline.h.
14107 (ipa_node_params_vector): New variable.
14108 (ipa_edge_args_vector): New variable.
14109 (edge_removal_hook_holder): New variable.
14110 (node_removal_hook_holder): New variable.
14111 (edge_duplication_hook_holder): New variable.
14112 (node_duplication_hook_holder): New variable.
14113 (ipa_detect_param_modifications): Check for presence of modified flags.
14114 (ipa_compute_jump_functions): Check for presence of jump functions.
14115 (ipa_free_edge_args_substructures): New function.
14116 (ipa_create_node_params): Removed.
14117 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14118 (ipa_free_node_params_substructures): New function.
14119 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14121 (ipa_edge_removal_hook): New function.
14122 (ipa_node_removal_hook): New function.
14123 (duplicate_array): New function.
14124 (ipa_edge_duplication_hook): New function.
14125 (ipa_node_duplication_hook): New function.
14126 (ipa_register_cgraph_hooks): New function.
14127 (ipa_unregister_cgraph_hooks): New function.
14128 (free_all_ipa_structures_after_ipa_cp): New function.
14130 * ipa-prop.h: Include vec.h.
14131 (ipa_node_params_t): New typedef with vector types for it.
14132 (ipa_edge_args_t): New typedef with vector types for it.
14133 (IPA_NODE_REF): Changed to access an on-the-side vector.
14134 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14135 (ipa_check_create_node_params): New function.
14136 (ipa_check_create_edge_args): New function.
14138 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14141 2008-07-07 Tom Tromey <tromey@redhat.com>
14143 * configure, config.in: Rebuilt.
14144 * configure.ac: Don't check for scandir or alphasort.
14146 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14148 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14149 types immediately after creating them.
14151 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14153 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14155 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14157 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14158 dump_constraint_graph.
14159 (dump_constraint_edge): New function.
14160 (dump_constraint_graph): New function.
14161 (debug_constraint_graph): New function.
14162 (dump_constraint): Removed useless comparison.
14163 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14164 (dump_constraint_graph): Declare.
14165 (debug_constraint_graph): Declare.
14166 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14168 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14170 * config/i386/i386.c (is_va_list_char_pointer): New.
14171 (ix86_va_start): Replace compare with ms_va_list_type_node
14172 by is_va_list_char_pointer.
14173 (ix86_gimplify_va_arg): Likewise.
14175 2008-07-07 Martin Jambor <mjambor@suse.cz>
14177 * cgraph.c (cgraph_edge_max_uid): New variable.
14178 (struct cgraph_edge_hook_list): New type.
14179 (struct cgraph_node_hook_list): New type.
14180 (struct cgraph_2edge_hook_list): New type.
14181 (struct cgraph_2node_hook_list): New type.
14182 (first_cgraph_edge_removal_hook): New variable.
14183 (first_cgraph_node_removal_hook): New variable.
14184 (first_cgraph_edge_duplicated_hook): New variable.
14185 (first_cgraph_node_duplicated_hook): New variable.
14186 (cgraph_add_edge_removal_hook): New function.
14187 (cgraph_remove_edge_removal_hook): New function.
14188 (cgraph_call_edge_removal_hooks): New function.
14189 (cgraph_add_node_removal_hook): New function.
14190 (cgraph_remove_node_removal_hook): New function.
14191 (cgraph_call_node_removal_hooks): New function.
14192 (cgraph_add_edge_duplication_hook): New function.
14193 (cgraph_remove_edge_duplication_hook): New function.
14194 (cgraph_call_edge_duplication_hooks): New function.
14195 (cgraph_add_node_duplication_hook): New function.
14196 (cgraph_remove_node_duplication_hook): New function.
14197 (cgraph_call_node_duplication_hooks): New function.
14198 (cgraph_create_edge): Assign to edge uid.
14199 (cgraph_remove_edge): Call edge removal hooks.
14200 (cgraph_node_remove_callees): Call edge removal hooks.
14201 (cgraph_node_remove_callers): Call edge removal hooks.
14202 (cgraph_remove_node): Call node removal hooks.
14203 (cgraph_clone_edge): Call edge duplication hooks.
14204 (cgraph_clone_node): Call node duplication hooks.
14206 * cgraph.h (cgraph_edge): New field uid.
14207 (cgraph_edge_hook): New type.
14208 (cgraph_node_hook): New type.
14209 (cgraph_2edge_hook): New type.
14210 (cgraph_2node_hook): New type.
14212 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14214 * config.in: Regenerate.
14216 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14218 * gcc.c (print_sysroot): New.
14219 (option_map, display_help, process_command): Handle the
14220 -print-sysroot option.
14221 (main): Print the sysroot if requested.
14222 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14224 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14227 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14229 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14231 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14232 (assign_parm_setup_block_p): Also check mode of entry_parm.
14234 2008-07-07 Richard Guenther <rguenther@suse.de>
14236 * tree-ssa-structalias.h (set_used_smts): Remove.
14237 * tree-ssa-structalias.c (used_smts): Likewise.
14238 (set_used_smts): Likewise.
14239 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14240 call to set_used_smts.
14242 2008-07-07 Richard Guenther <rguenther@suse.de>
14244 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14245 (new_var_info): Set it to false.
14246 (solution_set_add): Correctly handle pointers outside a var and
14248 (type_safe): Treat variables with is_full_var properly.
14249 (do_sd_constraint): Likewise.
14250 (do_ds_constraint): Likewise.
14251 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14252 (get_constraint_for_ptr_offset): New function.
14253 (get_constraint_for_component_ref): For addresses at least include
14254 the last field of the variable. Handle is_full_vars properly.
14255 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14256 (handle_ptr_arith): Remove.
14257 (find_func_aliases): Simplify assignment handling.
14258 (create_function_info_for): For parameter and result varinfos set
14260 (create_variable_info_for): Set is_full_var flag whenever we
14261 just created a single varinfo for a decl.
14262 (init_alias_vars): Initialize use_field_sensitive from
14263 max-fields-for-field-sensitive parameter.
14265 2008-07-07 Richard Guenther <rguenther@suse.de>
14267 PR tree-optimization/36713
14268 * tree-flow-inline.h (is_call_used): New function.
14269 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14270 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14271 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14273 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14275 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14277 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14279 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14281 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14282 Nathan Sidwell <nathan@codesourcery.com>
14284 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14285 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14287 * config/m68k/t-linux: New.
14288 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14291 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14293 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14294 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14297 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14299 * gcc.c (execute): Fix -Wc++-compat warning.
14301 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14304 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14305 constant for little endian.
14307 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14309 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14310 mips_base_mips16 instead of TARGET_MIPS16.
14311 (mips_base_mips16): Declare.
14312 * config/mips/mips.c (mips_base_mips16): Make global.
14313 (was_mips16_p): Remove GTY marker.
14314 (was_mips16_pch_p): New variable.
14315 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14316 (mips_override_options): Force to non-MIPS16 mode initially.
14317 Do not complain about MIPS16 PIC incompatibilities here.
14318 Only allow -mgpopt if -mexplicit-relocs is in force for
14321 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14323 * configure.ac: Check for caddr_t, define to char * if not defined.
14324 * configure: Regenerate.
14325 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14326 (mmap_gt_pch_use_address): Likewise.
14327 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14329 2008-07-06 Richard Guenther <rguenther@suse.de>
14331 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14332 (new_var_info): Deal with it.
14333 (solution_set_add): Likewise.
14334 (bitpos_of_field): Make signed, fix.
14335 (struct fieldoff): Remove type and decl fields. Make size field
14336 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14338 (fieldoff_compare): Deal with it.
14339 (push_fields_onto_fieldstack): Remove has_union argument, glob
14340 adjacent non-pointer fields together.
14341 (create_function_info_for): Do not set has_union.
14342 (create_variable_info_for): Simplify.
14344 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14346 * config.gcc (extra_headers): Add cross-stdarg.h for target
14347 x86_64-*-* and i?86-*-*.
14348 * config/i386/cross-stdarg.h: New.
14349 * builtins.c (std_fn_abi_va_list): New.
14350 (std_canonical_va_list_type): New.
14351 (stabilize_va_list): Replace va_list_type_node use by
14352 mtarget.canonical_va_list_type.
14353 (gimplify_va_arg_expr): Likewise.
14354 (expand_builtin_va_copy): Replace va_list_type_node use by
14355 mtarget.fn_abi_va_list.
14356 * tree-sra.c (is_va_list_type): New helper.
14357 (decl_can_be_decomposed_p): Replace
14358 va_list_type_node use by is_va_list_type.
14359 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14360 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14361 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14362 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14363 (ix86_enum_va_list): New.
14364 * config/i386/i386.c (sysv_va_list_type_node): New.
14365 (ms_va_list_type_node): New.
14366 (ix86_function_type_abi): Remove sorry.
14367 (ix86_build_builtin_va_list_abi): New.
14368 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14369 for 64-bit targets.
14370 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14371 (ix86_init_builtins_va_builtins_abi): New.
14372 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14373 for 64-bit targets.
14374 (ix86_handle_abi_attribute): New.
14375 (attribute_spec): Add sysv_abi and ms_abi.
14376 (ix86_fn_abi_va_list): New.
14377 (ix86_canonical_va_list_type): New.
14378 (ix86_enum_va_list): New.
14379 (TARGET_FN_ABI_VA_LIST): New.
14380 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14381 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14382 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14383 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14384 (TARGET_ENUM_VA_LIST): New.
14385 * expr.h (std_fn_abi_va_list): New.
14386 (std_canonical_va_list_type): New.
14387 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14388 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14389 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14390 TARGET_CANONICAL_VA_LIST_TYPE.
14391 * target.h (struct gcc_target): Add fn_abi_va_list hook
14392 and canonical_va_list_type hook.
14394 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14396 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14397 integral and pointer types.
14399 2008-07-04 Roger Sayle <roger@eyesopen.com>
14401 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14402 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14404 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14407 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14409 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14411 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14412 build_gimple_modify_stmt.
14413 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14414 gimple operand. Use fold_build* instead of build*.
14416 2008-07-04 Richard Guenther <rguenther@suse.de>
14418 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14419 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14420 properly to compute the reachability set if we do field-sensitive PTA.
14421 * invoke.texi (max-fields-for-field-sensitive): Document default.
14422 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14423 100 for optimize >= 2.
14425 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14427 * ggc-zone.c (lookup_page_table_if_allocated,
14428 set_page_table_entry, zone_find_object_size, alloc_small_page,
14429 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14430 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14431 -Wc++-compat and/or -Wcast-qual warnings.
14433 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14436 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14437 pic_offset_table_rtx to be marked as used here.
14438 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14439 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14440 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14441 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14442 !TARGET_SECURE_PLT.
14444 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14446 * alloc-pool.c (hash_descriptor, eq_descriptor,
14447 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14448 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14450 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14451 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14452 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14453 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14456 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14458 * tree-flow.h (loop_only_exit_p): Declare.
14459 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14460 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14461 the number of iterations if it is constant. Otherwise, if this is the
14462 only possible exit of the loop, use the conservative estimate on the
14463 number of iterations of the entire loop if available.
14465 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14467 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14468 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14469 Add synchronization functions.
14470 * config/sync.c: New file.
14471 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14472 (LIBGCC_SYNC_CFLAGS): Likewise.
14474 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14477 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14478 (*pushtf_sse): New insn pattern.
14479 (pushtf splitters): New splitters.
14481 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14483 PR middle-end/35736
14484 * predict.c (build_predict_expr): Use void_type_node for the tree
14485 type, instead of NULL_TREE.
14487 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14489 * config/i386/i386.c (contains_aligned_value_p): Return true
14491 (ix86_data_alignment): Align TCmode to 128bits.
14492 (ix86_local_alignment): Likewise.
14494 2008-07-03 Andrew Haley <aph@redhat.com>
14497 * vec.h (VEC_TA): New.
14498 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14499 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14500 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14501 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14502 (C_COMMON_FIXED_TYPES): Remove first arg.
14503 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14504 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14505 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14506 not to use empty macro arguments.
14508 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14510 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14511 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14512 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14513 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14514 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14515 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14516 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14517 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14518 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14519 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14520 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14521 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14522 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14523 config/rs6000/e500crtres64gpr.asm,
14524 config/rs6000/e500crtres64gprctr.asm,
14525 config/rs6000/e500crtrest32gpr.asm,
14526 config/rs6000/e500crtrest64gpr.asm,
14527 config/rs6000/e500crtresx32gpr.asm,
14528 config/rs6000/e500crtresx64gpr.asm,
14529 config/rs6000/e500crtsav32gpr.asm,
14530 config/rs6000/e500crtsav64gpr.asm,
14531 config/rs6000/e500crtsav64gprctr.asm,
14532 config/rs6000/e500crtsavg32gpr.asm,
14533 config/rs6000/e500crtsavg64gpr.asm,
14534 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14535 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14536 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14537 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14538 config/sparc/sol2-cn.asm: Remove .file directives.
14540 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14542 * resource.c (mark_referenced_resources): Look inside
14543 UNSPEC_VOLATILEs and ASM_INPUTs.
14545 2008-07-02 Ian Lance Taylor <iant@google.com>
14547 * rtlanal.c (add_reg_note): New function.
14548 * rtl.h (add_reg_note): Declare.
14549 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14550 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14551 * builtins.c (expand_builtin_longjmp): Likewise.
14552 (expand_builtin_nonlocal_goto): Likewise.
14553 * calls.c (emit_call_1, expand_call): Likewise.
14554 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14555 * cfglayout.c (fixup_reorder_chain): Likewise.
14556 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14557 (commit_one_edge_insertion): Likewise.
14558 * combine.c (move_deaths, distribute_notes): Likewise.
14559 * df-problems.c (df_set_note): Likewise.
14560 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14561 (set_unique_reg_note): Likewise.
14562 (emit_copy_of_insn_after): Likewise.
14563 * expr.c (expand_expr_real): Likewise.
14564 * gcse.c (add_label_notes): Likewise.
14565 * haifa-sched.c (create_check_block_twin): Likewise.
14566 * jump.c (mark_jump_label_1): Likewise.
14567 * loop-doloop.c (add_test, doloop_modify): Likewise.
14568 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14569 * lower-subreg.c (move_eh_region_note): Likewise.
14570 * optabs.c (emit_libcall_block): Likewise.
14571 * predict.c (predict_insn): Likewise.
14572 (combine_predictions_for_insn): Likewise.
14573 * recog.c (peephole2_optimize): Likewise.
14574 * regmove.c (try_auto_increment): Likewise.
14575 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14576 * reload.c (find_reloads): Likewise.
14577 * reload1.c (fixup_eh_region_note): Likewise.
14578 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14579 * reorg.c (delete_prior_computation): Likewise.
14580 (delete_computation, dbr_schedule): Likewise.
14581 * config/pa/pa.c (legitimize_pic_address): Likewise.
14582 * config/sh/sh.c (sh_reorg): Likewise.
14584 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14587 * config/libgcc-glibc.ver: Add %exclude.
14588 * config/m32r/libgcc-glibc.ver: Likwise.
14589 * config/s390/libgcc-glibc.ver: Likwise.
14590 * config/sh/libgcc-glibc.ver: Likwise.
14591 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14593 * config/i386/libgcc-glibc.ver: New.
14595 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14597 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14599 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14600 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14601 i[34567]86-*-linux*, x86_64-*-linux*. Add
14602 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14603 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14604 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14605 i[34567]86-*-linux*, x86_64-*-linux*.
14607 * libgcc-std.ver: Add empty GCC_4.4.0.
14609 * mkmap-symver.awk: Support multiple versions per symbol.
14611 * config/i386/i386.c (ix86_init_builtins): Always define
14612 __builtin_fabsq and __builtin_copysignq with fallbacks.
14613 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14614 and __builtin_copysignq if SSE2 isn't available.
14616 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14617 (LIBGCC2_TF_CEXT): Likwise.
14618 (TF_SIZE): Likwise.
14620 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14622 * config/i386/sfp-machine.h: Moved to libgcc.
14624 * config/i386/sfp-machine.h: New.
14625 * config/i386/t-linux: Likwise.
14627 * config/i386/t-darwin: Remove softfp_wrap_start and
14629 * config/i386/t-darwin64: Likewise.
14631 * config/i386/t-fprules-softfp64: Renamed to ...
14632 * config/i386/t-fprules-softfp: This.
14634 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14635 and softfp_wrap_end.
14637 2008-07-02 Jason Merrill <jason@redhat.com>
14639 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14641 * tree.c (ctor_to_list): New fn.
14642 * tree.h: Declare it.
14643 (CONSTRUCTOR_ELT): New macro.
14644 (CONSTRUCTOR_NELTS): New macro.
14646 2008-07-02 Richard Guenther <rguenther@suse.de>
14648 * tree-ssa-structalias.c (struct variable_info): Reorder
14649 to fill padding on 64bit hosts. Make collapsed_to an int.
14650 (get_varinfo_fc): Deal with that.
14651 (new_var_info): Likewise.
14652 (collapse_rest_of_var): Likewise.
14654 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14656 * doc/install.texi (--enable-java-home): Document.
14657 (--enable-aot-compile-rpm): Likewise.
14658 (--with-arch-directory): Likewise.
14659 (--with-os-directory): Likewise.
14660 (--with-origin-name): Likewise.
14661 (--with-arch-suffix): Likewise.
14662 (--with-jvm-root-dir): Likewise.
14663 (--with-jvm-jar-dir): Likewise.
14664 (--with-python-dir): Likewise.
14666 2008-07-02 Richard Guenther <rguenther@suse.de>
14668 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14669 from decls explicitly. Merge operand checking from tuples.
14671 2008-07-02 Martin Jambor <mjambor@suse.cz>
14673 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14675 2008-07-02 Martin Jambor <mjambor@suse.cz>
14677 * tree-switch-conversion.c: Included timevar.h
14678 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14680 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14682 2008-07-02 Martin Jambor <mjambor@suse.cz>
14684 * tree-switch-conversion.c: Corrected various comments and
14686 (build_constructors): Fixed minor formatting mistakes.
14688 * invoke.texi (Optimize Options): Corrected the
14689 switch-conversion-max-branch-ratio parameter.
14691 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14693 * final.c (asm_insn_count): Return zero for an empty asm body.
14695 2008-07-02 Richard Guenther <rguenther@suse.de>
14697 * bitmap.h (bitmap_set_bit): Return bool.
14698 (bitmap_clear_bit): Likewise.
14699 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14700 write to the bitmap if it would.
14701 (bitmap_clear_bit): Likewise.
14702 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14703 bitmap_set_bit return value.
14704 (add_pred_graph_edge): Likewise.
14705 (add_graph_edge): Likewise.
14706 (do_sd_constraint): Likewise.
14707 (do_ds_constraint): Likewise.
14709 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14711 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14712 Fix -Wc++-compat and/or -Wcast-qual warnings.
14713 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14714 gen_regparm_prefix): Likewise.
14715 * vmsdbgout.c (write_modbeg, lookup_filename,
14716 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14718 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14720 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14721 defaults.h definition apply.
14723 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14725 * function.c (assign_parm_remove_parallels): New.
14726 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14728 (assign_parm_setup_block): Do not handle them.
14729 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14730 assign_parm_remove_parallels.
14732 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14734 * c-typeck.c (convert_for_assignment): Use
14735 vector_targets_convertible_p.
14736 * c-common.c (vector_targets_convertible_p): New.
14737 * c-common.h (vector_targets_convertible_p): New prototype.
14738 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14739 opaque_p_V2SI_type_node.
14741 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14743 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14746 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14748 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14749 TFmode constants via two element DImode vector for hosts with
14750 HOST_BITS_PER_WIDE_INT < 64.
14751 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14752 also for HOST_BITS_PER_WIDE_INT < 64.
14754 2008-07-01 Richard Guenther <rguenther@suse.de>
14756 PR tree-optimization/36666
14757 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14758 (get_constraint_exp_from_ssa_var): Split into ...
14759 (get_constraint_exp_for_temp): ... this ...
14760 (get_constraint_for_ssa_var): ... and that.
14761 Return constraint expressions for all touched sub-fields
14762 if the results address is not taken.
14763 (process_constraint): Remove assertion that aggregate
14764 assignments do not happen at this place.
14765 (get_constraint_for_component_ref): Add address_p argument.
14766 Return constraint expressions for all touched sub-fields
14767 if the results address is not taken.
14768 (do_deref): Use get_constraint_exp_for_temp.
14769 (get_constraint_for_1): Rename from ...
14770 (get_constraint_for): ... this. Add the old function as wrapper.
14771 (do_structure_copy): Use get_constraint_for_1.
14773 2008-07-01 Martin Jambor <mjambor@suse.cz>
14775 * Makefile.in (tree-switch-conversion.o): Add.
14776 (OBJS-common): Add tree-swtch-conversion.o.
14777 * passes.c (init_optimization_passes): Add pass_convert_switch.
14778 * tree-pass.h: (pass_convert_switch): Add.
14779 * tree-switch-conversion.c: New file.
14780 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14781 * common.opt (ftree-cswtch): New option.
14782 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14783 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14784 * opts.c (decode_options): Set flag_tree_switch_conversion when
14785 optimization level is >= 2.
14786 * doc/invoke.texi (Optimize Options): Added description of
14787 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14789 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14791 * config/darwin-driver.c (darwin_default_min_version): Fix
14792 -Wc++-compat warnings.
14794 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14796 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14799 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14801 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14803 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14805 PR rtl-optimization/34744
14806 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14807 (df_scan_free_internal): Free data structures not
14808 allocated in storage pools.
14809 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14810 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14811 df_scan_free_mws_vec.
14812 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14815 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14817 * config/i386/i386.c (contains_aligned_value_p): Return true
14819 (ix86_function_arg_boundary): Return its natural boundary
14821 (return_in_memory_32): Don't check TDmode.
14822 (ix86_split_to_parts): Support splitting into 4 parts and
14823 support TFmode for 32bit target.
14824 (ix86_split_long_move): Support splitting into 4 parts.
14825 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14827 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14828 (ix86_init_builtins): Here.
14829 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14830 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14831 'q' and 'w', respectively.
14833 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14835 (movtf_internal): Likewise.
14836 (<code>tf2): Likewise.
14837 (*absnegtf2_sse): Likewise.
14838 (copysign<mode>3): Likewise.
14839 (copysign<mode>3_const): Likewise.
14840 (copysign<mode>3_var): Likewise.
14841 (define_split UNSPEC_COPYSIGN): Likewise.
14842 * config/i386/sse.md (*nandtf3): Likewise.
14843 (<code>tf3): Likewise.
14844 (*<code>tf3): Likewise.
14846 2008-06-30 Joey Ye <joey.ye@intel.com>
14847 H.J. Lu <hongjiu.lu@intel.com>
14849 * global.c (compute_regsets): Set frame_pointer_needed here.
14850 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14852 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14854 * doc/install.texi (specific): Expand Windows build notes.
14856 2008-06-30 Ira Rosen <irar@il.ibm.com>
14858 PR tree-optimization/36648
14859 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14860 number of prolog iterations by step. Fix the comment.
14862 2008-06-30 Richard Guenther <rguenther@suse.de>
14864 PR middle-end/36671
14865 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14866 handle calls from ECF_MALLOC functions.
14867 (handle_pure_call): ECF_MALLOC functions do not return
14869 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14871 2008-06-29 Andreas Schwab <schwab@suse.de>
14873 * config/m68k/m68k.c (print_operand): Always print a float
14875 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14876 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14879 * config/rs6000/x-linux64: Remove never used file.
14881 2008-06-29 Richard Guenther <rguenther@suse.de>
14883 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14885 (struct alias_info): Move ...
14886 * tree-ssa-alias.c: ... here.
14887 (update_alias_info): Declare.
14888 (compute_may_aliases): Call it.
14889 (update_alias_info): New function.
14890 * tree-ssa-structalias.c (update_alias_info): Move ...
14891 * tree-ssa-alias.c (update_alias_info_1): ... here.
14892 * tree-ssa-structalias.c (process_constraint_1): Remove
14893 unused from_call argument. Rename to ...
14894 (process_constraint): ... this. Delete old wrapper.
14895 (make_constraint_to): Adjust callers.
14896 (handle_const_call): Likewise.
14897 (handle_pure_call): Likewise.
14898 (init_base_vars): Likewise.
14899 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14900 (find_func_aliases): We don't need structure copies for
14902 (make_constraint_from_anything): Remove.
14903 (create_variable_info_for): For globals make constraints
14904 from escaped, not from anything.
14905 (compute_points_to_sets): Do not call update_alias_info.
14906 (ipa_pta_execute): Use make_constraint_from.
14908 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14910 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14911 (bitmap.o-warn, dominance.o-warn): New.
14912 * configure.ac (cxx_compat_warn): Delete.
14913 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14914 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14916 * configure: Regenerate.
14918 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14921 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14923 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14924 * df-scan.c (df_notes_rescan): Likewise.
14925 * ggc-page.c (set_page_table_entry): Likewise.
14926 * intl.c (gcc_gettext_width): Likewise.
14927 * varasm.c (get_unnamed_section, get_noswitch_section,
14928 get_section): Likewise.
14930 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14932 * regrename.c (build_def_use): Don't copy RTX.
14934 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14936 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14937 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14938 punctuation. Use @ref instead of @xref.
14939 (Function Names): Remove stray @display/@end display.
14940 (C++ Attributes): Use @ref instead of @xref.
14941 (Deprecated Features): Fix punctuation around @xref.
14942 (Backwards Compatibility): Likewise.
14943 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14945 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14947 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14948 constants for E500 double.
14950 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14952 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14953 element type of const_vector.
14955 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14957 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14958 Remove FLAGS_REG clobber from expander pattern.
14959 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14960 (anddi3, andsi3, andhi3, andqi3): Ditto.
14961 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14962 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14963 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14964 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14965 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14966 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14967 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14968 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14970 2008-06-28 Richard Guenther <rguenther@suse.de>
14972 * tree-ssa-structalias.c (callused_id, var_callused,
14973 callused_tree): Add.
14974 (handle_pure_call): New function.
14975 (find_func_aliases): Call it.
14976 (find_what_p_points_to): Handle the call-used set.
14977 (clobber_what_escaped): Likewise.
14978 (compute_call_used_vars): New function.
14979 (init_base_vars): Init the call-used variable.
14980 (do_sd_constraint): Do not propagate the solution from CALLUSED
14981 but use CALLUSED as a placeholder.
14982 (solve_graph): Likewise.
14983 * tree-flow-inline.h (gimple_call_used_vars): New function.
14984 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14985 (compute_call_used_vars): Declare.
14986 * tree-ssa-alias.c (set_initial_properties): Call
14987 compute_call_used_vars.
14988 (reset_alias_info): Clear call-used variables.
14989 (add_call_clobber_ops): Assert we are not called for const/pure
14990 functions. Remove handling of them.
14991 (add_call_read_ops): Handle pure functions by adding the
14992 call-used set of variables as VUSEs.
14993 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14994 (delete_tree_ssa): Free it.
14995 * tree-dfa.c (remove_referenced_var): Clear the var from the
14998 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
15000 * tree.c (build_varargs_function_type_list): New.
15001 (build_function_type_list_1): New.
15002 (build_function_type_list): Use build_function_type_list_1.
15003 * tree.h (build_varargs_function_type_list): New.
15005 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15008 * config/spu/spu.c (spu_builtin_splats): Do not generate
15009 invalid CONST_VECTOR expressions.
15010 (spu_expand_vector_init): Likewise.
15012 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15014 * optabs.c (libfunc_decls): New variable.
15015 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15016 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15017 for the same function twice.
15019 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15021 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15022 ix86_expand_binary_operator directly.
15023 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15025 (*ashrti3_1): Ditto.
15026 (*lshrti3_1): Ditto.
15027 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15028 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15029 using only one splitter. Conditionaly execute splitter before or
15030 after peephole2 pass.
15031 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15032 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15033 Use only one alternative in asm template.
15034 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15036 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15037 "J" operand constraint for operand 2.
15038 (*ashldi3_cconly_rex64): Ditto.
15039 (*ashrdi3_cmp_rex64): Ditto.
15040 (*ashrdi3_cconly_rex64): Ditto.
15041 (*lshrdi3_cmp_rex64): Ditto.
15042 (*lshrdi3_cconly_rex64): Ditto.
15043 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15044 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15045 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15048 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15050 * gimplify.c (omp_is_private): Don't return true if decl is not
15051 already private on #pragma omp for or #pragma omp parallel for.
15054 * tree-cfg.c (struct move_stmt_d): Replace block field with
15055 orig_block and new_block fields.
15056 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15057 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15058 (move_block_to_fn): Replace vars_map and new_label_map arguments
15059 with struct move_stmt_d pointer.
15060 (replace_block_vars_by_duplicates): New function.
15061 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15062 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15063 all subblocks of ORIG_BLOCK to the new function. Call
15064 replace_block_vars_by_duplicates.
15065 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15066 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15067 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15068 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15069 (expand_omp): Temporarily set input_location to the location of
15070 region's controlling stmt.
15071 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15072 BIND_EXPR, push ctx->block_vars and gimplification vars into
15073 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15074 into dest function.
15075 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15076 there are any BLOCK_VARS.
15077 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15078 OMP_PARALLEL or OMP_TASK stmt.
15079 (lower_omp): Save and restore input_location around the lower_omp_1
15082 2008-06-27 Richard Guenther <rguenther@suse.de>
15084 PR tree-optimization/36400
15085 PR tree-optimization/36373
15086 PR tree-optimization/36344
15087 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15088 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15089 (update_alias_info): Remove call clobbering code.
15090 (make_constraint_to): New helper function.
15091 (make_escape_constraint): Likewise.
15092 (handle_rhs_call): Use it on all pointer containing arguments.
15093 Also mark the static chain escaped.
15094 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15095 instead of ANYTHING.
15096 (make_constraint_from): New helper split out from ...
15097 (make_constraint_from_anything): ... here.
15098 (find_func_aliases): Add constraints for escape sites.
15099 (intra_create_variable_infos): Make constraints from NONLOCAL
15101 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15103 (clobber_what_p_points_to): Remove.
15104 (clobber_what_escaped): New function.
15105 (init_base_vars): Init NONLOCAL and ESCAPED.
15106 (do_sd_constraint): Do not propagate the solution from ESCAPED
15107 but use ESCAPED as a placeholder.
15108 (solve_graph): Likewise.
15109 * tree-flow.h (clobber_what_p_points_to): Remove.
15110 (clobber_what_escaped): Declare.
15111 * tree-ssa-alias.c (set_initial_properties): Call it.
15112 Remove code clobbering escaped pointers.
15114 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15116 * function.c (allocate_struct_function): Only allocate a unique
15117 funcdef_no if the decl is nonzero.
15119 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15121 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15122 * config/mips/mips.c (mips_split_const_insns): New function.
15123 * config/mips/mips.md (move_type): New attribute.
15124 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15125 (dword_mode): New attribute.
15126 (type): Avoid long line. Map "move_type"s to "type"s,
15127 choosing "multi" for doubleword moves if appropriate.
15128 Swap MTC/MFC comments to match their declaration order.
15129 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15130 "type" is "branch" or "jal" is "direct".
15131 (length): Handle "extended_mips16" first. Make the default
15132 "0" for "ghost" instructions. Set the length from "move_type".
15133 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15134 of "type", with "sll0" for the register alternative. Remove the
15135 "extended_mips16" attribute.
15136 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15137 of "type", with "shift_shift" for the register alternative.
15138 Remove the "length" attribute.
15139 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15140 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15141 of "type", with "andi" for the register alternative.
15142 (*zero_extendqihi2): Likewise.
15143 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15144 of "andi" instead of a "type" of "arith".
15145 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15147 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15148 (mov_<store>r, *mov<mode>_ra): Likewise.
15149 (extendsidi2): Use "move_type" instead of "type", with "move"
15150 for the register alternative.
15151 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15152 of "type", with "signext" for the register alternative.
15153 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15154 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15155 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15156 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15157 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15158 (unnamed branch insn): Likewise.
15159 (*movdi_gp32_fp64): Fold into...
15160 (*movdi_32bit): ...here.
15161 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15162 (*movdf_hardfloat): ...this new pattern.
15163 (*movdf_softfloat): Remove redundant FPR alternatives.
15164 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15165 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15166 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15167 the "move" attribute.
15168 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15169 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15170 and "store" for COP loads and stores.
15171 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15172 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15173 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15174 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15175 (*movtf_mips16, *movv2sf): Likewise.
15176 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15177 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15178 (mfhc1<mode>): Use "move_type" instead of "move".
15179 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15180 (loadgp_blockage): Remove the "length" attribute.
15181 (blockage, set_got_version, update_got_version): Likewise.
15182 (call_internal): Remove the "extended_mips16" attribute.
15183 (call_value_internal, call_value_multiple_internal): Likewise.
15184 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15186 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15187 the "length" attribute.
15189 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15191 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15192 -Wcast-qual warnings.
15193 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15194 handle_pragma_pop_macro): Likewise.
15195 * collect2.c (resolve_lib_name): Likewise.
15196 * config/arc/arc.c (arc_init): Likewise.
15197 * config/arm/arm.c (neon_builtin_compare,
15198 locate_neon_builtin_icode): Likewise.
15199 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15200 * config/bfin/bfin.c (bfin_init_machine_status,
15201 bfin_optimize_loop): Likewise.
15202 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15203 * config/cris/cris.c (cris_init_expanders): Likewise.
15204 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15205 * config/darwin.c (machopic_indirection_eq,
15206 machopic_indirection_name, machopic_output_indirection): Likewise.
15207 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15208 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15209 frv_optimize_membar): Likewise.
15210 * config/i386/cygwin.h (mingw_scan,
15211 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15212 * config/i386/cygwin1.c (mingw_scan): Likewise.
15213 * config/i386/i386.c (machopic_output_stub): Likewise.
15214 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15215 i386_pe_unique_section): Likewise.
15216 * config/ia64/ia64.c (ia64_init_machine_status,
15217 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15219 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15220 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15221 * config/m68k/m68k.c (m68k_handle_option,
15222 m68k_sched_md_init_global): Likewise.
15223 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15224 mcore_unique_section): Likewise.
15225 * config/mips/mips.c (mips_block_move_straight,
15226 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15228 * config/mmix/mmix.c (mmix_init_machine_status,
15229 mmix_encode_section_info): Likewise.
15230 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15231 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15232 print_operand_address, output_toc, redefine_groups,
15233 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15234 * config/s390/s390.c (s390_init_machine_status): Likewise.
15235 * config/score/score.c (score_block_move_straight,
15236 score_block_move_loop_body): Likewise.
15237 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15238 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15239 * emit-rtl.c (find_auto_inc): Likewise.
15240 * gcc.c (translate_options, process_command): Likewise.
15241 * reorg.c (dbr_schedule): Likewise.
15242 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15243 * xcoffout.c (xcoffout_declare_function): Likewise.
15245 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15247 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15248 ipa-pta working again.
15250 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15252 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15255 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15257 * config.gcc (powerpc*-*-*): Add new core e500mc.
15258 * config/rs6000/e500mc.md: New file.
15259 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15261 (rs6000_override_options): Add e500mc case to
15262 processor_target_table. Altivec and Spe options not allowed
15263 with e500mc. Add isel instruction to e500mc by
15264 default. Initialize rs6000_cost for e500mc.
15265 (rs6000_issue_rate): Set issue rate for e500mc.
15266 * config/rs6000/rs6000.h (processor_type): Add
15267 PROCESSOR_PPCE500MC.
15268 (ASM_CPU_SPEC): Add e500mc.
15269 Set TARGET_ISEL to rs6000_isel.
15270 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15271 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15272 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15274 * doc/invoke.texi: Add e500mc to list of cpus.
15276 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15279 * c-lex.c (lex_charconst): Initialize unsignedp.
15281 2008-06-27 Olivier Hainque <hainque@adacore.com>
15283 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15284 documented assumptions.
15286 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15288 * dwarf2out.c: Remove trailing white spaces. Break long line
15291 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15293 * libfuncs.h (LTI_synchronize): New libfunc_index.
15294 (synchronize_libfunc): Declare.
15295 * builtins.c (expand_builtin_synchronize): Consider using
15296 synchronize_libfunc before falling back on an asm blockage.
15297 * config/mips/mips.c: Include libfuncs.h
15298 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15300 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15302 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15303 parameter. Copy stack_reg to r11 where appropriate.
15304 (no_global_regs_above): Add gpr parameter.
15305 (rs6000_stack_info): Only add padding for SPE save area if we
15306 are saving SPE GPRs and CR.
15307 (saveres_routine_syms): New variable.
15308 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15310 (rs6000_savres_routine_sym): New function.
15311 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15313 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15314 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15315 Tweak FPR out-of-line saving.
15316 (rs6000_make_savres_rtx): New function.
15317 (rs6000_use_multiple_p): New function.
15318 (rs6000_savres_strategy): New function.
15319 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15320 out-of-line if appropriate.
15321 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15322 if we are optimizing for size.
15323 (GP_SAVE_INLINE): Define.
15324 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15325 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15326 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15327 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15328 (*save_fpregs_<mode>): Add use of r11.
15329 (*restore_gpregs_<mode>): New insn.
15330 (*return_and_restore_gpregs_<mode>): New insn.
15331 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15333 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15334 (*restore_gpregs_spe): New insn.
15335 (*return_and_restore_gpregs_spe): New insn.
15336 * config/rs6000/predicates.md (save_world_operation): Fix check.
15338 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15340 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15341 this point, so assert that.
15343 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15345 * cfganal.c: Include vec.h and vecprim.h.
15346 (compute_idf): Import from...
15347 * tree-into-ssa (compute_idf): ...here.
15348 * basic-block.h (compute_idf): Export.
15350 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15352 * c-decl.c (merge_decls): Use !current_function_decl to check for
15353 extern declaration of C99 inline function being at file scope.
15355 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15357 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15359 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15361 * alias.c (record_alias_subset, init_alias_analysis): Fix
15362 -Wc++-compat and/or -Wcast-qual warnings.
15363 * attribs.c (lookup_attribute_spec): Likewise.
15364 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15365 copy_bb, connect_traces,
15366 find_rarely_executed_basic_blocks_and_cr): Likewise.
15367 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15368 note_btr_set, migrate_btr_defs): Likewise.
15369 * builtins.c (result_vector, expand_builtin_memcpy,
15370 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15371 builtin_memset_read_str, expand_builtin_printf,
15372 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15374 * caller-save.c (mark_set_regs): Likewise.
15375 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15376 * cgraph.c (cgraph_edge): Likewise.
15377 * combine.c (likely_spilled_retval_1): Likewise.
15378 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15379 htab_counts_entry_del, get_coverage_counts): Likewise.
15380 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15381 new_cselib_val): Likewise.
15382 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15383 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15385 * df-core.c (df_compact_blocks): Likewise.
15386 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15387 * df-scan.c (df_grow_reg_info, df_ref_create,
15388 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15389 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15390 df_record_entry_block_defs, df_record_exit_block_uses,
15391 df_bb_verify): Likewise.
15392 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15393 DF_REF_EXTRACT_MODE_CONST): New.
15394 * dominance.c (get_immediate_dominator, get_dominated_by,
15395 nearest_common_dominator, root_of_dom_tree,
15396 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15397 -Wc++-compat and/or -Wcast-qual warnings.
15398 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15399 record_store, replace_read, check_mem_read_rtx, scan_insn,
15400 dse_step1, dse_record_singleton_alias_set): Likewise.
15401 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15403 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15405 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15406 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15407 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15408 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15409 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15410 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15411 file_name_acquire, output_file_names, add_const_value_attribute,
15412 premark_used_types_helper, file_table_eq, file_table_hash,
15413 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15414 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15415 -Wcast-qual warnings.
15416 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15417 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15418 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15419 gen_reg_rtx, start_sequence, init_emit): Likewise.
15420 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15421 * except.c (init_eh_for_function, gen_eh_region,
15422 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15423 arh_to_landing_pad, arh_to_label, add_action_record,
15424 add_call_site, switch_to_exception_section): Likewise.
15425 * expmed.c (synth_mult): Likewise.
15426 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15427 store_expr): Likewise.
15428 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15430 * function.c (assign_stack_temp_for_type,
15431 allocate_struct_function, match_asm_constraints_1): Likewise.
15432 * gcov-io.c (gcov_allocate): Likewise.
15433 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15434 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15435 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15436 record_one_set, insert_expr_in_table, insert_set_in_table,
15437 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15438 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15439 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15440 -Wcast-qual warnings.
15442 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15444 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15445 -Wcast-qual warnings.
15446 * gcc.c (process_command): Likewise.
15447 * genattrtab.c (oballoc): Use XOBNEW.
15448 (oballocvec): Define.
15449 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15450 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15451 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15452 -Wc++-compat and/or -Wcast-qual warnings.
15453 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15454 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15455 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15456 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15457 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15458 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15459 add_excls, process_presence_absence_names,
15460 process_presence_absence_patterns, add_presence_absence,
15461 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15462 get_free_state, add_arc, get_free_automata_list_el,
15463 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15464 transform_3, cache_presence, create_ainsns, create_automata,
15465 create_state_ainsn_table, dfa_insn_code_enlarge,
15466 output_trans_func, output_min_issue_delay_func,
15467 output_dead_lock_func, output_reset_func,
15468 output_get_cpu_unit_code_func, output_dfa_start_func,
15469 expand_automata): Likewise.
15470 * genextract.c (gen_insn): Likewise.
15471 * gengtype-lex.l: Likewise.
15472 * gengtype.c (read_input_list, adjust_field_type,
15473 process_gc_options): Likewise.
15474 * genoutput.c (note_constraint): Likewise.
15475 * genpreds.c (mangle, add_constraint): Likewise.
15476 * genrecog.c (process_define_predicate, new_decision,
15477 add_to_sequence): Likewise.
15478 * gensupport.c (record_insn_name): Likewise.
15480 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15482 * config/i386/driver-i386.c (detect_caches_amd,
15483 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15484 and/or -Wcast-qual warnings.
15485 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15486 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15487 gt_pch_save): Likewise.
15488 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15489 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15490 * global.c (compute_regsets): Likewise.
15491 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15492 finish_graph_dump_file): Likewise.
15493 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15494 unlink_bb_notes): Likewise.
15495 * integrate.c (get_hard_reg_initial_val): Likewise.
15496 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15497 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15498 * local-alloc.c (update_equiv_regs): Likewise.
15499 * loop-invariant.c (check_invariant_table_size,
15500 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15502 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15503 altered_reg_used, mark_altered): Likewise.
15504 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15505 insert_var_expansion_initialization,
15506 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15507 release_var_copies): Likewise.
15508 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15509 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15510 analyze_accesses_for_phi_node, check_var_notmodified_p,
15511 check_allocation_function, find_sites_in_func,
15512 record_all_accesses_in_func, transform_access_sites,
15513 transform_allocation_sites): Likewise.
15514 * omp-low.c (new_omp_region, create_omp_child_function_name,
15515 check_omp_nesting_restrictions, check_combined_parallel,
15516 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15517 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15518 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15519 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15521 * opts-common.c (prune_options): Likewise.
15522 * opts.c (add_input_filename, print_filtered_help,
15523 get_option_state): Likewise.
15524 * params.c (add_params): Likewise.
15525 * passes.c (set_pass_for_id, next_pass_1,
15526 do_per_function_toporder, pass_fini_dump_file): Likewise.
15527 * postreload.c (reload_cse_simplify_operands): Likewise.
15528 * predict.c (tree_predicted_by_p, tree_predict_edge,
15529 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15531 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15533 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15535 * recog.c (check_asm_operands, validate_change_1): Likewise.
15536 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15537 subst_asm_stack_regs): Likewise.
15538 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15539 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15540 * regmove.c (reg_is_remote_constant_p): Likewise.
15541 * regrename.c (regrename_optimize, scan_rtx_reg,
15542 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15544 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15545 regstat_compute_calls_crossed): Likewise.
15546 * reload1.c (init_reload, new_insn_chain,
15547 has_nonexceptional_receiver, reload, copy_reloads,
15548 calculate_needs_all_insns, init_elim_table): Likewise.
15549 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15550 * rtl.c (shallow_copy_rtx_stat): Likewise.
15551 * rtlanal.c (parms_set): Likewise.
15552 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15553 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15554 * sched-ebb.c (earliest_block_with_similiar_load,
15555 add_deps_for_risky_insns): Likewise.
15556 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15557 schedule_region): Likewise.
15558 * see.c (eq_descriptor_pre_extension,
15559 hash_descriptor_pre_extension, hash_del_pre_extension,
15560 eq_descriptor_properties, hash_descriptor_properties,
15561 hash_del_properties, see_seek_pre_extension_expr,
15562 see_initialize_data_structures, see_print_register_properties,
15563 see_print_pre_extension_expr, see_delete_merged_def_extension,
15564 see_delete_unmerged_def_extension, see_emit_use_extension,
15565 see_pre_delete_extension, see_map_extension, see_commit_changes,
15566 see_analyze_merged_def_local_prop,
15567 see_analyze_merged_def_local_prop,
15568 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15569 see_set_prop_merged_def, see_set_prop_unmerged_def,
15570 see_set_prop_unmerged_use, see_print_one_extension,
15571 see_merge_one_use_extension, see_merge_one_def_extension,
15572 see_store_reference_and_extension, see_update_uses_relevancy,
15573 see_update_defs_relevancy): Likewise.
15574 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15575 hash_statistics_free, curr_statistics_hash): Likewise.
15576 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15577 expand_asm_operands, expand_return, case_bit_test_cmp,
15578 expand_case): Likewise.
15579 * stor-layout.c (start_record_layout): Likewise.
15580 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15581 gt_pch_save_stringpool): Likewise.
15582 * tree-data-ref.c (hash_stmt_vertex_info,
15583 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15584 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15586 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15589 * config/i386/i386.md : Change constraints of HImode and QImode
15590 immediate operands from "i" to "n". Change SImode "ni" constraint to
15591 "i" and SImode "rmi" constraint to "g". Remove all constraints
15592 from const0_operand and const1_operand predicated operands.
15593 (i): Change QImode and HImode attribute from "i" to "n".
15594 (*subqi_2): Change HImode operands to QImode.
15597 2008-06-25 Olivier Hainque <hainque@adacore.com>
15599 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15602 2008-06-25 Richard Guenther <rguenther@suse.de>
15604 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15605 not overflow the result type.
15607 2008-06-25 Richard Guenther <rguenther@suse.de>
15609 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15610 (vn_lookup): Likewise.
15612 2008-06-25 Richard Guenther <rguenther@suse.de>
15614 PR tree-optimization/35518
15615 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15616 * tree-sra.c (instantiate_element): Use fold_build3 to build
15618 (try_instantiate_multiple_fields): Likewise.
15620 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15622 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15625 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15627 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15628 use_backchain_to_restore_sp to true
15629 if the offset of the link register save area would go over the 32k - 1
15630 offset limit of the load
15633 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15635 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15636 anchor for the type-punning blurb. Cross-reference "Structures
15637 unions enumerations and bit-fields implementation". Provide a
15638 cast-through-pointer example. Make final sentence self-contained.
15639 * doc/implement-c.texi (Structures unions enumerations and
15640 bit-fields implementation): Cross-reference the type-punning blurb
15641 in the -fstrict-aliasing documentation.
15643 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15645 PR middle-end/36594
15646 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15647 the memory instead of the memory itself for the save area.
15649 2008-06-24 Olivier Hainque <hainque@adacore.com>
15650 Nicolas Roche <roche@adacore.com>
15652 * gengtype.c (srcdir_len): size_t instead of int.
15653 (get_file_realbasename): New function. For F a filename, the real
15654 basename of F, with all the path components stripped.
15655 (get_file_srcdir_relative_path): New function. For F a filename, the
15656 relative path to F from $(srcdir).
15657 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15658 get_file_realbasename. Adjust the head comment.
15659 (get_prefix_langdir_index): New function. For F a filename, return the
15660 lang_dir_names[] relative index of the language directory that is
15662 (get_file_langdir): For F a filename, return the name of the language
15663 directory where F is located.
15664 (get_file_gtfilename): New function. The gt- output file name for an
15666 (get_output_file_with_visibility): Replace in-line computations with
15667 uses of get_file_gtfilename and get_prefix_langdir_index.
15668 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15670 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15672 PR tree-optimization/36504
15673 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15674 references without base address.
15676 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15678 PR middle-end/36584
15679 * calls.c (expand_call): Increase alignment for recursive functions.
15681 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15683 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15684 (TARGET_FUNCTION_VALUE): New define.
15685 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15686 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15688 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15690 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15691 (fmod<mode>3): Ditto.
15692 (remainderxf3): Ditto.
15693 (remainder<mode>3): Ditto.
15695 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15698 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15699 REG is a hard register.
15701 PR tree-optimization/36508
15702 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15703 499, don't check it at all in release compilers.
15705 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15707 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15708 together with SSE_TARGET_MATH to disable insn pattern.
15709 (*fop_<MODEF:mode>_2_i387): Ditto.
15710 (*fop_<MODEF:mode>_3_i387): Ditto.
15712 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15714 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15716 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15718 PR middle-end/34906
15719 * gimplify.c (gimplify_asm_expr): Check the return code of
15720 parse_output_constraint call, set function return and is_inout
15721 value if it failed.
15723 2008-06-22 Ian Lance Taylor <iant@google.com>
15725 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15726 (narrowest_signed_type): Likewise.
15727 * c-typeck.c (c_common_type): Change local variable mclass to enum
15729 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15730 tcc_comparison, not the tree code itself.
15731 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15732 (c_expand_expr): Cast modifier to enum expand_modifier.
15733 * c-common.h (C_RID_CODE): Add casts.
15734 (C_SET_RID_CODE): Define.
15735 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15736 (c_lex_one_token): Add cast to avoid warning.
15737 (c_parser_objc_type_name): Rename local typename to type_name.
15738 (check_no_duplicate_clause): Change code parameter to enum
15740 (c_parser_omp_var_list_parens): Change kind parameter to enum
15742 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15743 c_parser_omp_list_var_parens.
15744 (c_parser_omp_threadprivate): Likewise.
15745 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15746 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15747 * c-format.c (NO_FMT): Define.
15748 (printf_length_specs): Use NO_FMT.
15749 (asm_fprintf_length_specs): Likewise.
15750 (gcc_diag_length_specs): Likewise.
15751 (scanf_length_specs): Likewise.
15752 (strfmon_length_specs): Likewise.
15753 (gcc_gfc_length_specs): Likewise.
15754 (printf_flag_specs): Change 0 to STD_C89.
15755 (asm_fprintf_flag_specs): Likewise.
15756 (gcc_diag_flag_specs): Likewise.
15757 (gcc_cxxdiag_flag_specs): Likewise.
15758 (scanf_flag_specs): Likewise.
15759 (strftime_flag_specs): Likewise.
15760 (strfmon_flag_specs): Likewise.
15761 (print_char_table): Likewise.
15762 (asm_fprintf_char_table): Likewise.
15763 (gcc_diag_char_table): Likewise.
15764 (gcc_tdiag_char_table): Likewise.
15765 (gcc_cdiag_char_table): Likewise.
15766 (gcc_cxxdiag_char_table): Likewise.
15767 (gcc_gfc_char_table): Likewise.
15768 (scan_char_table): Likewise.
15769 (time_char_table): Likewis.
15770 (monetary_char_table): Likewise.
15771 * c-format.h (BADLEN): Likewise.
15773 2008-06-21 Ian Lance Taylor <iant@google.com>
15775 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15776 Define END_OF_BASE_TREE_CODES around inclusion.
15777 * tree.c (tree_code_type): New global array.
15778 (tree_code_length, tree_code_name): Likewise.
15779 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15780 $(lang_tree_files).
15781 (all-tree.def, s-alltree): New targets.
15782 (gencheck.h, s-gencheck): Remove.
15783 (tree.o): Depend upon all-tree.def.
15784 (build/gencheck.o): Remove gencheck.h dependency.
15785 (mostlyclean): Don't remove gencheck.h.
15786 * c-common.h (enum c_tree_code): Remove.
15787 * c-lang.c (tree_code_type): Remove.
15788 (tree_code_length, tree_code_name): Remove.
15789 * gencheck.c (tree_codes): Include all-tree.def, rather than
15790 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15792 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15794 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15795 (operator_name_info): Size to MAX_TREE_CODES.
15796 (assignment_operator_name_info): Likewise.
15797 * cp/cp-lang.c (tree_code_type): Remove.
15798 (tree_code_length, tree_code_name): Remove.
15799 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15800 (assignment_operator_name_info): Likewise.
15801 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15803 * cp/mangle.c (write_expression): Likewise.
15804 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15805 * fortran/f95-lang.c (tree_code_type): Remove.
15806 (tree_code_length, tree_code_name): Remove.
15807 * java/java-tree.h (enum java_tree_code): Remove.
15808 * java/lang.c (tree_code_type): Remove.
15809 (tree_code_length, tree_code_name): Remove.
15810 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15811 * objc/objc-act.h (enum objc_tree_code): Remove.
15812 * objc/objc-lang.c (tree_code_type): Remove.
15813 (tree_code_length, tree_code_name): Remove.
15814 * objcp/objcp-lang.c (tree_code_type): Remove.
15815 (tree_code_length, tree_code_name): Remove.
15816 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15817 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15818 * ada/misc.c (tree_code_type): Remove.
15819 (tree_code_length, tree_code_name): Remove.
15821 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15823 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15824 the grand_bitmap_obstack.
15826 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15828 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15829 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15830 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15831 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15832 move_stmt_r, new_label_mapper): Likewise.
15833 * tree-complex.c (cvc_lookup): Likewise.
15834 * tree-dfa.c (create_function_ann): Likewise.
15835 * tree-dump.c (dump_register): Likewise.
15836 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15837 find_phi_replacement_condition): Likewise.
15838 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15839 tree_function_versioning): Likewise.
15840 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15841 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15842 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15843 get_nonlocal_debug_decl, convert_nonlocal_reference,
15844 convert_nonlocal_omp_clauses, get_local_debug_decl,
15845 convert_local_reference, convert_local_omp_clauses,
15846 convert_nl_goto_reference, convert_nl_goto_receiver,
15847 convert_tramp_reference, convert_call_expr): Likewise.
15848 * tree-outof-ssa.c (contains_tree_r): Likewise.
15849 * tree-parloops.c (reduction_phi, initialize_reductions,
15850 eliminate_local_variables_1, add_field_for_reduction,
15851 add_field_for_name, create_phi_for_local_result,
15852 create_call_for_reduction_1, create_loads_for_reductions,
15853 create_stores_for_reduction, create_loads_and_stores_for_name):
15855 * tree-phinodes.c (allocate_phi_node): Likewise.
15856 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15857 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15858 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15859 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15860 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15861 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15862 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15863 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15864 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15865 vn_nary_op_insert): Likewise.
15866 * tree-ssa.c (redirect_edge_var_map_add,
15867 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15868 * tree-vectorizer.c (vectorize_loops): Likewise.
15869 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15870 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15871 tree_cons_stat, build1_stat, build_variant_type_copy,
15872 decl_init_priority_lookup, decl_fini_priority_lookup,
15873 decl_priority_info, decl_restrict_base_lookup,
15874 decl_restrict_base_insert, decl_debug_expr_lookup,
15875 decl_debug_expr_insert, decl_value_expr_lookup,
15876 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15877 type_hash_add, get_file_function_name, tree_check_failed,
15878 tree_not_check_failed, tree_range_check_failed,
15879 omp_clause_range_check_failed, build_omp_clause,
15880 build_vl_exp_stat): Likewise.
15881 * value-prof.c (gimple_histogram_value,
15882 gimple_duplicate_stmt_histograms): Likewise.
15883 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15884 unshare_variable, variable_union_info_cmp_pos, variable_union,
15885 dataflow_set_different_1, dataflow_set_different_2,
15886 vt_find_locations, variable_was_changed, set_variable_part,
15887 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15888 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15889 section_entry_hash, object_block_entry_eq,
15890 object_block_entry_hash, create_block_symbol,
15891 initialize_cold_section_name, default_function_rodata_section,
15892 strip_reg_name, set_user_assembler_name, const_desc_eq,
15893 build_constant_desc, output_constant_def, lookup_constant_def,
15894 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15895 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15896 default_internal_label): Likewise.
15897 * varray.c (varray_init, varray_grow): Likewise.
15898 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15900 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15902 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15903 operators for "test" insn. Macroize insn using SWI mode macro.
15904 (*jcc_fused_2): Ditto.
15905 (*jcc_fused_3): Macroize insn using SWI mode macro.
15906 (*jcc_fused_4): Ditto.
15908 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15910 * tree-ssa-pre.c: Fix typo in comment.
15911 (init_antic, fini_antic): Add explicit funtions for
15912 initializing and deinitializing ANTIC and AVAIL sets.
15913 (create_expression_by_pieces): Fix typo in comment.
15914 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15915 (execute_pre): Eventually dump details about ANTIC_IN.
15917 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15919 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15920 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15921 add_to_obstack, file_at_path, find_a_file, execute,
15922 add_preprocessor_option, add_assembler_option, add_linker_option,
15923 process_command, insert_wrapper, do_option_spec, do_self_spec,
15924 spec_path, do_spec_1, is_directory, main, used_arg,
15925 getenv_spec_function): Likewise.
15926 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15927 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15930 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15932 * doc/rtl.texi: Updated subreg section.
15934 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15937 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15938 node->needed and node->reachable.
15939 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15940 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15941 (expand_task_call): Don't call expand_task_copyfn.
15942 (expand_task_copyfn): Renamed to...
15943 (finalize_task_copyfn): ... this.
15945 2008-06-19 Jan Hubicka <jh@suse.cz>
15947 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15948 clobbering framepointer.
15950 2008-06-19 Jan Hubicka <jh@suse.cz>
15952 * tree-optimize.c (execute_early_local_optimizations): Set
15953 cgraph_state only at first invocation.
15955 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15957 * system.h (-Wc++-compat): Activate as a warning, no an error.
15959 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15961 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15962 instead of "#" in insn asm template.
15963 (*jcc_fused_2): Ditto.
15965 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15967 * config/i386/i386.h (ix86_tune_indices)
15968 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15969 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15970 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15971 (*jcc_fused_2): Ditto.
15972 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15973 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15974 (print operand): Handle 'E' and 'e' code.
15976 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15978 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15979 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15980 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15982 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15984 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15986 (cgraph_expand_function): Use local copy of decl.
15987 (cgraph_expand_all_functions): Remove redundant initialization of
15989 (cgraph_optimize): Reword internal_error message.
15991 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15993 * arm-protos.h (arm_return_in_memory): Remove public
15994 arm_return_in_memory() prototype.
15995 * arm.c (arm_return_in_memory): Add static prototype, add target
15996 hook macro, change definition and comments.
15997 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15999 2008-06-19 Ben Elliston <bje@au.ibm.com>
16001 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16002 real.c: Remove references to IEEE 754R.
16003 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16004 * doc/libgcc.texi (Decimal float library routines): Likewise.
16006 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16008 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16009 (default_unwind_word_mode): Add prototype.
16010 * targhooks.c (default_unwind_word_mode): New function.
16011 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16012 instead of word_mode.
16013 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16014 (TARGET_INITIALIZER): Use it.
16016 * c-common.c (handle_mode_attribute): Support "unwind_word"
16018 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16020 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16021 word_mode to access SjLj_Function_Context member "data".
16022 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16023 conversion from targetm.eh_return_filter_mode () to
16024 targetm.unwind_word_mode () if they differ.
16026 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16027 (BT_FN_UNWINDWORD_PTR): New function type.
16028 (BT_FN_WORD_PTR): Remove.
16029 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16030 * except.c (expand_builtin_extend_pointer): Convert pointer to
16031 targetm.unwind_word_mode () instead of word_mode.
16033 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16034 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16035 (spu_unwind_word_mode): New function.
16036 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16037 (TARGET_UNWIND_WORD_MODE): Define.
16038 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16040 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16042 * config/spu/spu.c (reg_align): Remove.
16043 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16044 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16045 (spu_split_store): Likewise.
16047 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16049 * gcc/tree-vn.c: Fix typo in comment.
16051 2008-06-18 Jan Hubicka <jh@suse.cz>
16053 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16054 toplevel reorder too.
16056 2008-06-18 Jan Hubicka <jh@suse.cz>
16058 * c-opts.c (c_common_post_options): PCH is not compatible with
16060 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16061 -fno-toplevel-reorder by default now.
16063 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16065 PR documentation/30739
16066 * doc/install.texi (Prerequisites): Document dependency on awk.
16068 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16069 Ian Lance Taylor <iant@google.com>
16071 PR rtl-optimization/35604
16072 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16073 only want to change jump destinations, not eventual label comparisons.
16075 2008-06-16 Jan Hubicka <jh@suse.cz>
16077 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16079 (cgraph_analyze_function): Likewise.
16081 2008-06-16 Jan Hubicka <jh@suse.cz>
16083 * cgraph.h (cgraph_mark_if_needed): New function.
16084 * cgraphunit.c (cgraph_mark_if_needed): New function.
16085 * c-decl.c (duplicate_decl): Use it.
16087 2008-06-16 Jan Hubicka <jh@suse.cz>
16089 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16092 2008-06-16 Jan Hubicka <jh@suse.cz>
16094 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16096 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16097 Kazu Hirata <kazu@codesourcery.com>
16098 Maxim Kuvyrkov <maxim@codesourcery.com
16100 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16101 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16102 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16103 EXTRA_SPEC_FUNCTIONS.
16104 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16105 (DRIVER_SELF_SPECS): Adjust.
16106 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16107 * config/mips/st.h, config/mips/t-st: New.
16108 * config/mips/driver-native.c, config/mips/x-native: New.
16109 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16112 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16114 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16116 (ISA_HAS_FP_CONDMOVE): New macro.
16117 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16118 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16119 (ISA_HAS_NMADD3_NMSUB3): New macro.
16120 * config/mips/mips.c (mips_rtx_costs): Update.
16121 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16122 compiling for ST Loongson 2E/2F.
16123 (madd<mode>): Rename to madd4<mode>. Update.
16124 (madd3<mode>): New pattern.
16125 (msub<mode>): Rename to msub4<mode>. Update.
16126 (msub3<mode>): New pattern.
16127 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16128 (nmadd3<mode>): New pattern.
16129 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16130 (nmadd3<mode>_fastmath): New pattern.
16131 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16132 (nmsub3<mode>): New pattern.
16133 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16134 (nmsub3<mode>_fastmath): New pattern.
16135 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16137 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16139 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16140 (DF_REF_INSN_INFO): New.
16141 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16142 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16143 with a NULL DF_REF_INSN_INFO.
16144 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16146 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16147 DF_INSN_INFO_EQ_USES): New.
16148 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16149 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16150 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16151 * df-core.c: Update comment for above changes.
16152 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16153 DF_INSN_UID_* macros.
16154 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16155 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16156 insn rtx. Update all callers.
16157 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16158 df_ref_create_structure, df_insn_refs_collect): Likewise.
16159 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16160 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16161 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16162 macros to access the insn refs.
16163 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16164 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16165 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16166 for accessing the refs.
16167 (try_fwprop_subst): Likewise.
16168 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16169 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16170 for accessing the refs.
16171 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16172 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16173 to look at the insn refs.
16174 (record_uses): Likewise.
16175 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16177 (mark_artificial_uses): Don't mark_insn for artificial refs.
16178 (mark_reg_rependencies): Likewise.
16180 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16182 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16184 * configure: Regenerate.
16186 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16188 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16189 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16190 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16192 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16194 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16195 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16196 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16198 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16200 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16201 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16202 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16204 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16206 * tree-ssa-sccvn.c: Fix format of comments.
16208 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16210 * cgraph.c: Remove unneeded forward declarations of eq_node()
16213 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16215 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16217 (see_update_relevancy): Likewise.
16218 * fwprop.c (try_fwprop_subst): Likewise.
16219 * rtlanal.c (noop_move_p): Likewise.
16220 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16221 notes to non-existing libcall blocks.
16222 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16224 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16225 (dead_libcall_p): Remove.
16226 (delete_trivially_dead_insns): Don't use it.
16227 * web.c (union_defs): Remove comment about keeping nops.
16228 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16229 (compute_hash_table_work): Don't track libcall notes.
16230 (do_local_cprop): Don't take libcall pointers. Don't update
16232 (adjust_libcall_notes): Deleted.
16233 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16234 ever have existed in the first place).
16235 (replace_store_insn): Don't try to remove libcall notes.
16236 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16237 (resolve_reg_notes): Don't call them.
16238 (resolve_simple_move): Likewise.
16239 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16240 Don't remove REG_RETVAL notes.
16241 * emit-rtl.c (try_split): Don't update libcall notes.
16242 (emit_copy_of_insn_after): Dito.
16243 * cselib.c (cselib_current_insn_in_libcall): Remove.
16244 (cselib_process_insn): Don't set/clear it.
16245 (new_elt_loc_list): Don't record it.
16246 (cselib_init): Don't initialize it.
16247 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16248 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16250 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16251 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16252 (init_deps): Don't initialize it.
16253 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16254 * combine.c (delete_noop_moves): Don't update libcall notes.
16255 (can_combine_p): Remove now pointless #if 0 block.
16256 (try_combine): Remove another obsolete #if 0 block.
16257 (distribute_notes): Don't distribute libcall notes.
16258 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16259 * dce.c (libcall_dead_p): Remove.
16260 (delete_unmarked_insns): Don't handle libcall blocks.
16261 (preserve_libcall_for_dce): Remove.
16262 (prescan_insns_for_dce): Don't special-case libcall block insns.
16263 * reload1 (reload): Don't handle libcall notes.
16264 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16267 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16269 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16270 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16271 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16273 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16275 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16276 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16277 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16279 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16281 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16283 2008-06-16 Ira Rosen <irar@il.ibm.com>
16285 PR tree-optimization/36493
16286 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16287 the arguments list. Use VECTYPE to create vector pointer.
16288 (vectorizable_store): Fail if accesses through a pointer to vectype
16289 do not alias the original memory reference operands.
16290 Call vect_create_data_ref_ptr without the removed argument.
16291 (vectorizable_load): Likewise.
16292 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16295 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16298 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16299 reg_equiv_constant.
16301 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16303 * config/mips/loongson2ef.md: New file.
16304 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16305 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16306 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16307 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16308 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16310 (loongson2ef.md): New include.
16311 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16312 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16313 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16314 (loongson_gt_<mode>, loongson_extract_halfword)
16315 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16316 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16317 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16318 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16319 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16320 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16321 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16322 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16323 (vec_interleave_low<mode>): Define type attribute.
16324 * config/mips/mips.c (mips_ls2): New static variable.
16325 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16326 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16327 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16328 Implement target scheduling hooks.
16329 (mips_multipass_dfa_lookahead): Update to handle tuning for
16331 (mips_sched_init): Initialize data for Loongson scheduling.
16332 (mips_ls2_variable_issue): New static function.
16333 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16335 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16336 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16337 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16338 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16339 Handle ST Loongson 2E/2F cores.
16340 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16342 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16344 * omp-low.c (extract_omp_for_data): Fix comment typo.
16347 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16349 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16350 FIXME note about gcc/config.guess.
16351 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16352 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16353 * doc/cppopts.texi: Likewise.
16354 * doc/extend.texi: Likewise.
16355 * doc/gcc.texi: Likewise.
16356 * doc/gccint.texi: Likewise.
16357 * doc/gcov.texi: Likewise.
16358 * doc/gty.texi: Likewise.
16359 * doc/hostconfig.texi: Likewise.
16360 * doc/install.texi: Likewise.
16361 * doc/invoke.texi: Likewise.
16362 * doc/loop.texi: Likewise.
16363 * doc/makefile.texi: Likewise.
16364 * doc/md.texi: Likewise.
16365 * doc/passes.texi: Likewise.
16366 * doc/tm.texi: Likewise.
16367 * doc/tree-ssa.texi: Likewise.
16368 * doc/trouble.texi: Likewise.
16370 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16371 Nathan Sidwell <nathan@codesourcery.com>
16372 Maxim Kuvyrkov <maxim@codesourcery.com>
16373 Richard Sandiford <rdsandiford@googlemail.com>
16375 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16376 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16377 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16379 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16380 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16381 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16383 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16384 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16385 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16386 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16387 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16388 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16389 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16390 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16391 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16392 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16393 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16394 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16395 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16396 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16397 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16398 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16399 (mips_builtins): Add Loongson builtins.
16400 (mips_loongson_2ef_bdesc): New.
16401 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16402 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16403 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16404 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16406 (mips_expand_vector_init): New.
16407 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16408 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16410 * config/mips/mips.md: Add unspec numbers for Loongson
16411 builtins. Include loongson.md.
16412 (MOVE64): Include Loongson vector modes.
16413 (SPLITF): Include Loongson vector modes.
16414 (HALFMODE): Handle Loongson vector modes.
16415 * config/mips/loongson.md: New.
16416 * config/mips/loongson.h: New.
16417 * config.gcc: Add loongson.h header for mips*-*-* targets.
16418 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16420 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16422 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16423 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16424 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16425 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16426 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16427 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16428 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16429 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16430 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16431 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16432 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16433 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16434 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16435 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16436 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16437 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16438 Remove use_fixproto=yes.
16439 (ia64*-*-hpux*): Remove comment about using fixproto.
16440 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16442 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16444 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16446 * configure: Regenerate.
16448 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16450 PR middle-end/36520
16451 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16452 before evaluating it.
16454 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16457 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16458 nested inline functions.
16459 (start_decl, start_function): Don't invert DECL_EXTERNAL
16460 for nested inline functions.
16462 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16464 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16465 splits that must be made for correctness.
16467 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16469 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16470 (AVAIL_NON_MIPS16): Likewise.
16471 (mips_builtin_description): Replace target_flags with a predicate.
16472 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16473 (dspr2_32): New availability predicates.
16474 (MIPS_BUILTIN): New macro.
16475 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16476 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16477 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16478 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16479 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16480 (mips_dsp_32only_bdesc): Merge into...
16481 (mips_builtins): ...this new array.
16482 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16483 (mips_init_builtins): Update after above changes.
16484 (mips_expand_builtin_1): Merge into...
16485 (mips_expand_builtin): ...here and update after above changes.
16487 2008-06-12 Paul Brook <paul@codesourcery.com>
16489 * longlong.h (__arm__): Define count_leading_zeros.
16490 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16491 (clzsi2, clzdi2): New functions.
16492 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16493 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16494 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16495 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16496 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16497 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16498 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16499 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16500 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16501 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16503 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16505 * config/m68k/m68k.c (m68k_tune_flags): New.
16506 (override_options): Compute m68k_tune_flags.
16507 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16508 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16510 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16512 PR middle-end/36506
16513 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16515 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16517 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16518 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16520 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16522 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16523 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16525 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16527 PR middle-end/36506
16528 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16531 2008-06-12 Richard Guenther <rguenther@suse.de>
16533 PR tree-optimization/36345
16534 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16535 add memory_tag_needed flag.
16536 (may_alias_p): Declare.
16537 * tree-ssa-alias.c (may_alias_p): Export.
16538 (set_initial_properties): Use memory_tag_needed flag.
16539 (update_reference_counts): Likewise.
16540 (reset_alias_info): Reset memory_tag_needed flag.
16541 (create_name_tags): Check memory_tag_needed flag.
16542 (dump_points_to_info_for): Dump it.
16543 * tree-ssa-structalias.c (struct variable_info): Remove
16544 directly_dereferenced flag.
16545 (new_var_info): Do not initialize it.
16546 (process_constraint_1): Do not set it.
16547 (update_alias_info): Set is_dereferenced flag.
16548 (set_uids_in_ptset): Use may_alias_p.
16549 (set_used_smts): Check memory_tag_needed flag.
16550 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16551 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16552 memory_tag_needed flag.
16553 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16554 from broken design.
16556 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16558 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16559 red zone for w64 abi.
16560 (ix86_expand_prologue): Likewise.
16561 (ix86_force_to_memory): Likewise.
16562 (ix86_free_from_memory): Likewise.
16564 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16567 * config/rs6000/rs6000.c (rs6000_override_options): Set
16568 rs6000_isel conditionally to the absence of comand line override.
16569 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16570 Remove duplicate rs6000_isel setting.
16571 * config/rs6000/eabispe.h: Ditto.
16573 2008-06-11 Richard Guenther <rguenther@suse.de>
16575 * alias.c (get_alias_set): Use the element alias-set for arrays.
16576 (record_component_aliases): For arrays and vectors do nothing.
16577 * c-common.c (strict_aliasing_warning): Handle the cases
16578 of alias set zero explicitly.
16579 * Makefile.in (dfp.o-warn): Add -Wno-error.
16581 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16583 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16585 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16586 tune_32 tune_64 to supported_defaults. Allow values not
16587 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16588 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16589 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16590 with_cpu_64 to generic for 64-bit-supporting configurations, not
16591 with_cpu. Remove FIXMEs.
16592 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16593 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16594 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16595 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16596 arch_32 and arch_64.
16598 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16599 Olivier Hainque <hainque@adacore.com>
16601 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16602 Use DECL_SIZE_UNIT to retrieve the size of the field.
16604 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16606 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16607 with function calls after declarations. Lay out
16608 neon_float_type_node before further use.
16610 2008-06-11 Richard Guenther <rguenther@suse.de>
16612 * tree-flow.h (may_point_to_global_var): Declare.
16613 * tree-ssa-alias.c (may_point_to_global_var): New function.
16614 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16616 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16618 * configure.ac: Teach that fido supports .debug_line.
16619 * configure: Regenerate.
16621 2008-06-10 Tom Tromey <tromey@redhat.com>
16623 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16626 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16628 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16629 (encode_decimal64, decode_decimal64, encode_decimal128,
16630 decode_decimal128): Reverse order of 32-bit parts of value if host
16631 and target endianness differ.
16633 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16635 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16636 Avoid division by 0.
16637 (tree_mod_pow2_value_transform): Likewise.
16638 (tree_ic_transform): Likewise.
16639 (tree_stringops_transform): Likewise.
16640 (tree_mod_subtract_transform): Likewise.
16641 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16642 (copy_edges_for_bb): Likewise.
16643 (initialize_cfun): Likewise.
16645 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16647 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16648 nonmemory_operand. Add "N" operand constraint.
16650 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16651 (*jcc_btsi_mask): Ditto.
16652 (*jcc_btsi_mask_1): Ditto.
16654 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16656 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16657 TYPE_CANONICAL for copied element type.
16659 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16662 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16663 Add m_CORE2 and m_GENERIC.
16664 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16665 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16667 (*jcc_btdi_rex64): New instruction and split pattern.
16668 (*jcc_btsi): Ditto.
16669 (*jcc_btsi_1): Ditto.
16670 (*btsq): Fix Intel asm dialect operand order.
16674 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16676 PR middle-end/36447
16677 * simplify-rtx.c (simplify_subreg): Add check for shift count
16680 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16682 * doc/md.texi: Synchronize with later constraints.md change.
16683 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16684 with a C implementation.
16685 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16687 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16688 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16689 when moving to and from MD_REGNUM.
16690 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16691 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16692 Handle byte and halfword moves.
16693 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16695 * config/mips/constraints.md (h): Turn into NO_REGS.
16696 (l, x): Update documentation.
16697 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16698 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16699 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16700 (HILO): New mode iterator.
16702 (any_div): New code iterator.
16703 (u): Extend code attribute to div and udiv.
16704 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16705 d_operand in the splitters. Remove redundant CONST_INT checks.
16706 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16707 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16708 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16709 accordingly, using normal moves instead of unspecs to move LO into
16710 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16711 (<u>mulsidi3): Handle expansion in C code.
16712 (<u>mulsidi3_32bit_internal): Rename to...
16713 (<u>mulsidi3_32bit): ...this.
16714 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16715 (*<u>mulsidi3_64bit): Rename to...
16716 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16717 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16718 to set LO and HI to the multiplication result. Use a normal move
16719 for MFLO and an unspec for MFHI.
16720 (*<u>mulsidi3_64bit_parts): Replace with...
16721 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16722 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16723 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16724 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16725 instead of HI. Split the instruction into a separate multiplication
16726 and MFHI if !TARGET_FIX_R4000.
16727 (<su>muldi3_highpart): Likewise.
16728 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16729 and the "=h" clobber.
16730 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16731 (<u>mulditi3): New expander.
16732 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16733 (madsi): Remove "=h" clobber.
16734 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16735 Force the modulus result to be a GPR and split the instruction into
16736 a division followed by an MFHI after reload.
16737 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16738 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16739 the MIPS16 HIGH define_split.
16740 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16741 of acc<->gpr moves to "multi".
16742 (*movdi_64bit): Replace the single "x" alternative with
16743 alternatives for moving into and out of "a".
16744 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16745 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16746 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16747 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16748 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16749 (movti): New expander.
16750 (*movti, *movti_mips16): New insns.
16751 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16752 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16753 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16754 * config/mips/predicates.md (fpr_operand): Delete.
16755 (d_operand): New predicate.
16757 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16759 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16760 failure on some Bourne shells.
16761 (x86_64-*-*): Ditto.
16763 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16765 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16767 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16769 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16770 (sparc-sun-solaris2*): Likewise.
16772 2008-06-09 Arnaud Charlet <charlet@adacore.com
16774 * doc/install.texi: Update requirements to build the Ada compiler.
16776 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16778 * df-scan.c (struct df_scan_problem_data): Remove the
16779 mw_link_pool alloc pool.
16780 (df_scan_free_internal): Don't free it.
16781 (df_scan_alloc): Don't allocate it.
16782 * df.h (struct df_link): Update comment.
16784 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16786 * except.h: Correct checks for when SJLJ exceptions must be used.
16788 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16790 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16793 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16795 PR tree-optimization/36218
16796 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16797 configure for the build system.
16798 (BUILD_LDFLAGS): Define.
16799 * configure: Regenerate.
16800 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16802 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16805 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16806 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16807 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16809 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16811 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16813 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16815 * config.gcc (Obsolete configurations): Remove list of
16817 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16818 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16819 targets matched by those patterns.
16820 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16821 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16822 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16823 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16824 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16825 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16826 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16827 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16828 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16829 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16830 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16831 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16832 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16833 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16834 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16835 Make code for Solaris 7 and greater unconditional for Solaris.
16836 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16837 Remove --with-* handling.
16838 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16839 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16840 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16841 LINK_OS_WINDISS_SPEC): Remove.
16842 * config/rs6000/sysv4.opt (mwindiss): Remove.
16843 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16844 * configure: Regenerate.
16845 * doc/cpp.texi: Don't mention BeOS.
16846 * doc/extend.texi (interrupt): Don't mention MS1.
16847 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16848 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16849 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16850 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16851 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16853 * doc/invoke.texi (MT Options): Remove.
16854 (-mwindiss): Remove.
16855 (CRIS Options): Remove cris-axis-aout references.
16856 (HPPA Options): Don't mention hppa1.1-*-pro.
16857 * doc/md.texi: (MorphoTech family): Remove.
16858 * libgcc2.c: Don't handle UWIN.
16859 * config/alpha/t-unicosmk: Remove.
16860 * config/alpha/unicosmk.h: Remove.
16861 * config/arm/kaos-arm.h: Remove.
16862 * config/arm/kaos-strongarm.h: Remove.
16863 * config/arm/strongarm-coff.h: Remove.
16864 * config/arm/strongarm-elf.h: Remove.
16865 * config/arm/strongarm-pe.h: Remove.
16866 * config/arm/t-strongarm-pe: Remove.
16867 * config/arm/t-xscale-coff: Remove.
16868 * config/arm/t-xscale-elf: Remove.
16869 * config/arm/xscale-coff.h: Remove.
16870 * config/arm/xscale-elf.h: Remove.
16871 * config/chorus.h: Remove.
16872 * config/cris/aout.h: Remove.
16873 * config/cris/aout.opt: Remove.
16874 * config/cris/t-aout: Remove.
16875 * config/i386/beos-elf.h: Remove.
16876 * config/i386/kaos-i386.h: Remove.
16877 * config/i386/ptx4-i.h: Remove.
16878 * config/i386/sco5.h: Remove.
16879 * config/i386/sco5.opt: Remove.
16880 * config/i386/sysv4-cpp.h: Remove.
16881 * config/i386/sysv5.h: Remove.
16882 * config/i386/t-beos: Remove.
16883 * config/i386/t-sco5: Remove.
16884 * config/i386/t-uwin: Remove.
16885 * config/i386/uwin.asm: Remove.
16886 * config/i386/uwin.h: Remove.
16887 * config/kaos.h: Remove.
16888 * config/mips/windiss.h: Remove.
16889 * config/mt: Remove directory.
16890 * config/pa/pa-osf.h: Remove.
16891 * config/pa/pa-pro-end.h: Remove.
16892 * config/pa/t-pro: Remove.
16893 * config/ptx4.h: Remove.
16894 * config/rs6000/beos.h: Remove.
16895 * config/rs6000/kaos-ppc.h: Remove.
16896 * config/rs6000/t-beos: Remove.
16897 * config/rs6000/windiss.h: Remove.
16898 * config/sh/kaos-sh.h: Remove.
16899 * config/sol2-6.h: Remove.
16900 * config/sparc/sol26-sld.h: Remove.
16901 * config/sparc/sysv4-only.h: Remove.
16902 * config/vax/bsd.h: Remove.
16903 * config/vax/t-memfuncs: Remove.
16904 * config/vax/ultrix.h: Remove.
16905 * config/vax/vaxv.h: Remove.
16906 * config/windiss.h: Remove.
16908 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16910 PR rtl-optimization/36438
16911 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16912 for vector shifts with constant scalar shift operands.
16914 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16916 * doc/invoke.texi: Document -march=xlr.
16917 * config/mips/xlr.md: New file.
16918 * config/mips/mips.md: Include it.
16920 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16921 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16922 (mips_rtx_cost_data): Likewise.
16924 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16926 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16927 PRE_INC and PRE_DEC cases.
16929 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16931 PR rtl-optimization/36419
16932 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16933 the emitting jump insn.
16936 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16937 is not bool, boolify the whole *expr_p and convert to the desired type.
16939 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16941 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16942 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16943 Add omp_private_outer_ref hook, add another argument to
16944 omp_clause_default_ctor hook.
16945 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16946 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16947 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16948 hook_tree_tree_tree_tree_null.
16949 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16950 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16951 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16952 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16953 * tree.def (OMP_TASK): New tree code.
16954 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16955 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16956 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16957 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16958 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16959 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16960 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16961 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16962 (OMP_DIRECTIVE_P): Add OMP_TASK.
16963 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16964 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16965 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16966 and OMP_CLAUSE_UNTIED entries.
16967 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16969 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16970 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16971 * tree-pretty-print.c (dump_omp_clause): Handle
16972 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16973 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16974 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16975 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16976 warning about unsigned iterators. Change decl/init/cond/incr
16977 arguments to TREE_VECs, check arguments for all collapsed loops.
16978 (c_finish_omp_taskwait): New function.
16979 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16981 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16982 default_function_array_conversion on init. Add par_clauses argument.
16983 If decl is present in parallel's lastprivate clause, change it to
16984 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16985 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16986 collapse count in clauses.
16987 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16988 c_parser_omp_for_loop callers.
16989 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16990 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16991 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16992 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16994 (c_parser_omp_clause_schedule): Handle schedule(auto).
16995 Include correct location in the error message.
16996 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16997 and PRAGMA_OMP_CLAUSE_UNTIED.
16998 (OMP_TASK_CLAUSE_MASK): Define.
16999 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17000 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17001 * tree-nested.c (convert_nonlocal_omp_clauses,
17002 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17003 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17004 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17005 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17007 (conver_nonlocal_reference, convert_local_reference,
17008 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17009 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17010 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17011 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17012 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17013 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17014 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17015 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17016 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17018 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17019 * c-common.h (c_finish_omp_taskwait): New prototype.
17020 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17021 * tree-parloops.c (create_parallel_loop): Create 1 entry
17022 vectors for OMP_FOR_{INIT,COND,INCR}.
17023 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17024 (make_edges): Handle OMP_TASK.
17025 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17026 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17027 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17028 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17029 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17030 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17031 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17032 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17033 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17034 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17035 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17036 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17037 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17038 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17039 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17040 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17041 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17042 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17043 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17044 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17045 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17046 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17047 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17048 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17049 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17050 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17051 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17052 original iterator is present in lastprivate clause or if
17053 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17054 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17055 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17056 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17057 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17058 if it is set, lookup var in outer contexts too. Handle
17059 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17060 to be implicitly determined firstprivate for task regions.
17061 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17062 if it is set, lookup var in outer contexts too. Set
17063 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17064 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17065 OMP_CLAUSE_UNTIED. Take region_type as last argument
17066 instead of in_parallel and in_combined_parallel.
17067 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17069 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17070 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17071 (new_omp_context): Set default_kind to
17072 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17073 (omp_region_type): New enum.
17074 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17075 fields, add region_type.
17076 (new_omp_context): Take region_type as argument instead of is_parallel
17077 and is_combined_parallel.
17078 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17079 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17080 ctx->is_combined_parallel checks.
17081 (gimplify_omp_task): New function.
17082 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17084 * omp-low.c (extract_omp_for_data): Use schedule(static)
17085 for schedule(auto). Handle pointer and unsigned iterators.
17086 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17087 Add loops argument. Extract data for collapsed OMP_FOR loops.
17088 (expand_parallel_call): Assert sched_kind isn't auto,
17089 map runtime schedule to index 3.
17090 (struct omp_for_data_loop): New type.
17091 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17092 Add loop, loops, collapse and iter_type fields.
17093 (workshare_safe_to_combine_p): Disallow combined for if
17094 iter_type is unsigned long long. Don't combine collapse > 1 loops
17095 unless all bounds and steps are constant. Adjust extract_omp_for_data
17097 (expand_omp_for_generic): Handle pointer, unsigned and long long
17098 iterators. Handle collapsed OMP_FOR loops. Adjust
17099 for struct omp_for_data changes. If libgomp function doesn't return
17100 boolean_type_node, add comparison of the return value with 0.
17101 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17102 pointer, unsigned and long long iterators. Adjust for struct
17103 omp_for_data changes.
17104 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17105 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17106 unsigned long long. Allocate loops array, pass it to
17107 extract_omp_for_data. For collapse > 1 loops use always
17108 expand_omp_for_generic.
17109 (omp_context): Add sfield_map and srecord_type fields.
17110 (is_task_ctx, lookup_sfield): New functions.
17111 (use_pointer_for_field): Use is_task_ctx helper. Change first
17112 argument's type from const_tree to tree. Clarify comment.
17113 In OMP_TASK disallow copy-in/out sharing.
17114 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17115 (install_var_field): Add mask argument. Populate both record_type
17116 and srecord_type if needed.
17117 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17119 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17120 and DECL_FIELD_OFFSET.
17121 (scan_sharing_clauses): Adjust install_var_field callers. For
17122 firstprivate clauses on explicit tasks allocate the var by value in
17123 record_type unconditionally, rather than by reference.
17124 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17125 Use is_taskreg_ctx instead of is_parallel_ctx.
17126 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17127 (create_omp_child_function_name): Add task_copy argument, use
17128 *_omp_cpyfn* names if it is true.
17129 (create_omp_child_function): Add task_copy argument, if true create
17130 *_omp_cpyfn* helper function.
17131 (scan_omp_parallel): Adjust create_omp_child_function callers.
17132 Rename parallel_nesting_level to taskreg_nesting_level.
17133 (scan_omp_task): New function.
17134 (lower_rec_input_clauses): Don't run constructors for firstprivate
17135 explicit task vars which are initialized by *_omp_cpyfn*.
17136 Pass outer var ref to omp_clause_default_ctor hook if
17137 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17138 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17139 OMP_CLAUSE_REDUCTION_INIT.
17140 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17141 avoid duplicate setting of fields. Handle
17142 OMP_CLAUSE_PRIVATE_OUTER_REF.
17143 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17144 copy-out if TREE_READONLY, only copy-in.
17145 (expand_task_copyfn): New function.
17146 (expand_task_call): New function.
17147 (struct omp_taskcopy_context): New type.
17148 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17150 (lower_omp_parallel): Rename to...
17151 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17152 Call create_task_copyfn if srecord_type is needed. Adjust
17154 (task_shared_vars): New variable.
17155 (check_omp_nesting_restrictions): Warn if work-sharing,
17156 barrier, master or ordered region is closely nested inside OMP_TASK.
17157 Add warnings for barrier if closely nested inside of work-sharing,
17158 ordered, or master region.
17159 (scan_omp_1): Call check_omp_nesting_restrictions even for
17160 GOMP_barrier calls. Rename parallel_nesting_level to
17161 taskreg_nesting_level. Handle OMP_TASK.
17162 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17163 work-sharing construct, continue looking for them on parent parallel
17165 (lower_omp_for_lastprivate): Add lastprivate clauses
17166 to the beginning of dlist rather than end. Adjust for struct
17167 omp_for_data changes.
17168 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17169 not after it. Handle collapsed OMP_FOR loops, adjust for
17170 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17171 (get_ws_args_for): Adjust extract_omp_for_data caller.
17172 (scan_omp_for): Handle collapsed OMP_FOR
17173 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17174 (lower_omp_single_simple): If libgomp function doesn't return
17175 boolean_type_node, add comparison of the return value with 0.
17176 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17177 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17178 (parallel_nesting_level): Rename to...
17179 (taskreg_nesting_level): ... this.
17180 (is_taskreg_ctx): New function.
17181 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17182 of is_parallel_ctx.
17183 (execute_lower_omp): Rename parallel_nesting_level to
17184 taskreg_nesting_level.
17185 (expand_omp_parallel): Rename to...
17186 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17187 Call omp_task_call for OMP_TASK regions.
17188 (expand_omp): Adjust caller, handle OMP_TASK.
17189 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17191 * bitmap.c (bitmap_default_obstack_depth): New variable.
17192 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17193 if argument is NULL and bitmap_default_obstack is already initialized.
17194 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17196 * matrix-reorg.c (matrix_reorg): Likewise.
17198 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17200 * config/i386/i386.md (*indirect_jump): Macroize using P
17201 mode iterator. Remove !TARGET_64BIT from insn constraints.
17202 (*tablejump_1): Ditto.
17203 (*indirect_jump_rex64): Remove insn pattern.
17204 (*tablejump_1_rex64): Ditto.
17205 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17206 and eh_return_si insn patterns.
17208 2008-06-06 Richard Guenther <rguenther@suse.de>
17210 * tree-ssa-structalias.c (merge_smts_into): Remove.
17211 (find_what_p_points_to): Do not bother to compute the
17212 points-to set for pt_anything pointers.
17213 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17214 for pt_anything pointers is ok.
17216 2008-06-06 Jan Hubicka <jh@suse.cz>
17218 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17220 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17222 * cgraph.c: Fix typos in comments.
17223 (cgraph_availability_names): Fix string typo.
17224 * fold-const.c: Fix typos in comments.
17225 (fold_binary): Fix typo in warning.
17226 * genautomata.c: Fix typos in comments.
17227 (check_presence_pattern_sets): Fix typo in local variable.
17228 (output_description): Fix typo in output.
17229 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17230 * hwint.h: Likewise.
17231 * matrix-reorg.c (check_allocation_function): Likewise.
17232 * omega.c (smooth_weird_equations): Likewise.
17233 * auto-inc-dec.c: Fix typos in comments.
17234 * bb-reorder.c: Likewise.
17235 * builtins.c: Likewise.
17236 * c-common.c: Likewise.
17237 * c-cppbuiltin.c: Likewise.
17238 * c-parser.c: Likewise.
17239 * c-pretty-print.c: Likewise.
17240 * cfgcleanup.c: Likewise.
17241 * cfgexpand.c: Likewise.
17242 * cfghooks.c: Likewise.
17243 * cfglayout.c: Likewise.
17244 * cfgloopmanip.c: Likewise.
17245 * cgraphunit.c: Likewise.
17246 * coverage.c: Likewise.
17247 * dbxout.c: Likewise.
17248 * df-byte-scan.c: Likewise.
17249 * df-core.c: Likewise.
17250 * df-problems.c: Likewise.
17251 * df-scan.c: Likewise.
17253 * dominance.c: Likewise.
17254 * domwalk.c: Likewise.
17256 * dwarf2out.c: Likewise.
17257 * emit-rtl.c: Likewise.
17258 * et-forest.c: Likewise.
17259 * function.c: Likewise.
17260 * function.h: Likewise.
17262 * gcov-io.c: Likewise.
17263 * gcov.c: Likewise.
17264 * gcse.c: Likewise.
17265 * genattrtab.c: Likewise.
17266 * ggc-page.c: Likewise.
17267 * gimplify.c: Likewise.
17268 * gthr-lynx.h: Likewise.
17269 * haifa-sched.c: Likewise.
17270 * ipa-cp.c: Likewise.
17271 * ipa-inline.c: Likewise.
17272 * ipa-prop.h: Likewise.
17273 * ipa-pure-const.c: Likewise.
17274 * ipa-struct-reorg.c: Likewise.
17275 * ipa-struct-reorg.h: Likewise.
17276 * ipa-type-escape.c: Likewise.
17278 * loop-doloop.c: Likewise.
17279 * mips-tfile.c: Likewise.
17280 * mkmap-flat.awk: Likewise.
17281 * mkmap-symver.awk: Likewise.
17282 * modulo-sched.c: Likewise.
17283 * omp-low.c: Likewise.
17284 * optabs.c: Likewise.
17285 * optabs.h: Likewise.
17286 * opts.c: Likewise.
17287 * passes.c: Likewise.
17288 * postreload-gcse.c: Likewise.
17289 * postreload.c: Likewise.
17290 * predict.c: Likewise.
17291 * pretty-print.h: Likewise.
17292 * profile.c: Likewise.
17293 * protoize.c: Likewise.
17294 * ra-conflict.c: Likewise.
17295 * real.c: Likewise.
17296 * recog.c: Likewise.
17297 * regclass.c: Likewise.
17298 * regs.h: Likewise.
17299 * reload.c: Likewise.
17300 * rtl-error.c: Likewise.
17301 * rtlanal.c: Likewise.
17302 * scan.h: Likewise.
17303 * sched-rgn.c: Likewise.
17305 * stmt.c: Likewise.
17306 * target.h: Likewise.
17307 * tree-dfa.c: Likewise.
17308 * tree-eh.c: Likewise.
17309 * tree-flow-inline.h: Likewise.
17310 * tree-inline.c: Likewise.
17311 * tree-into-ssa.c: Likewise.
17312 * tree-loop-distribution.c: Likewise.
17313 * tree-nested.c: Likewise.
17314 * tree-parloops.c: Likewise.
17315 * tree-pass.h: Likewise.
17316 * tree-pretty-print.c: Likewise.
17317 * tree-profile.c: Likewise.
17318 * tree-scalar-evolution.c: Likewise.
17319 * tree-sra.c: Likewise.
17320 * tree-ssa-alias-warnings.c: Likewise.
17321 * tree-ssa-ccp.c: Likewise.
17322 * tree-ssa-coalesce.c: Likewise.
17323 * tree-ssa-dom.c: Likewise.
17324 * tree-ssa-dse.c: Likewise.
17325 * tree-ssa-forwprop.c: Likewise.
17326 * tree-ssa-live.c: Likewise.
17327 * tree-ssa-live.h: Likewise.
17328 * tree-ssa-loop-im.c: Likewise.
17329 * tree-ssa-loop-ivopts.c: Likewise.
17330 * tree-ssa-loop-niter.c: Likewise.
17331 * tree-ssa-loop-prefetch.c: Likewise.
17332 * tree-ssa-phiopt.c: Likewise.
17333 * tree-ssa-phiprop.c: Likewise.
17334 * tree-ssa-sccvn.c: Likewise.
17335 * tree-ssa-ter.c: Likewise.
17336 * tree-ssa-threadupdate.c: Likewise.
17337 * tree-ssa.c: Likewise.
17338 * tree-vect-analyze.c: Likewise.
17339 * tree-vect-transform.c: Likewise.
17340 * tree-vectorizer.c: Likewise.
17341 * tree-vn.c: Likewise.
17342 * tree-vrp.c: Likewise.
17343 * tree.c: Likewise.
17344 * tree.def: Likewise.
17345 * tree.h: Likewise.
17346 * unwind-dw2-fde.c: Likewise.
17347 * unwind.inc: Likewise.
17348 * value-prof.c: Likewise.
17349 * vmsdbgout.c: Likewise.
17351 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17353 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17354 always place FP constants in the TOC for TARGET_POWERPC64.
17355 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17357 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17359 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17360 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17361 enable for TARGET_E500_DOUBLE.
17362 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17363 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17364 floating-point modes like integer modes for E500 double.
17365 (rs6000_legitimate_offset_address_p): Likewise.
17366 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17367 addressing for DDmode for E500 double.
17368 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17369 modes as using 64-bits of registers for E500 double.
17370 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17371 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17372 specially for E500 double.
17373 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17374 TDmode for E500 double.
17375 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17376 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17377 (rs6000_split_multireg_move): Do not handle TDmode specially for
17379 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17380 using 64-bit registers for E500 double.
17381 (emit_frame_save): Do not handle DDmode specially for E500 double.
17382 (gen_frame_mem_offset): Likewise.
17383 (rs6000_function_value): Do not call spe_build_register_parallel
17384 for DDmode or TDmode.
17385 (rs6000_libcall_value): Likewise.
17386 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17387 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17390 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17392 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17395 2008-06-04 Junjie Gu <jgu@tensilica.com>
17397 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17398 comparison for frame pointers.
17400 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17403 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17405 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17408 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17409 register is already smaller or equal to required mode.
17411 2008-06-04 Xinliang David Li <davidxl@google.com>
17413 * tree-call-cdce.c: New file.
17414 (cond_dead_built_in_calls): New static variable.
17415 (input_domain): New struct.
17416 (check_pow): New function.
17417 (check_builtin_call): Ditto.
17418 (check_target_format): Ditto.
17419 (is_call_dce_candidate): Ditto.
17420 (gen_one_condition): Ditto.
17421 (gen_conditions_for_domain): Ditto.
17422 (get_domain): Ditto.
17423 (gen_conditions_for_pow_cst_base): Ditto.
17424 (gen_conditions_for_pow_int_base): Ditto.
17425 (gen_conditions_for_pow): Ditto.
17426 (get_no_error_domain): Ditto.
17427 (gen_shrink_wrap_conditions): Ditto.
17428 (shrink_wrap_one_built_in_call): Ditto.
17429 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17430 (tree_call_cdce): Ditto.
17431 (gate_call_cdce): Ditto.
17432 (pass_call_cdce): New gimple pass.
17433 * passes.c: (init_optimization_passes): New pass.
17434 * tree-pass.h: New pass declaration.
17435 * opts.c (decode_options): New flag setting.
17436 * common.opt: Add -ftree-builtin-call-dce flag.
17437 * Makefile.in: Add new source file.
17438 * tempvar.def: New tv_id.
17439 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17441 2008-06-04 Richard Guenther <rguenther@suse.de>
17443 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17444 (is_call_clobbered): Always check var_ann->call_clobbered.
17445 (mark_call_clobbered): Always set var_ann->call_clobbered.
17446 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17447 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17448 (reset_alias_info): Clear call clobbering info on MTAGs and
17450 (set_pt_anything): Set pt_global_mem.
17451 (create_tag_raw): Adjust comment.
17452 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17454 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17455 Maxim Kuvyrkov <maxim@codesourcery.com>
17457 * config/m68k/m68k.opt (mxgot): New option.
17458 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17459 (m68k_output_addr_const_extra): New.
17460 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17461 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17462 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17463 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17465 2008-06-04 Richard Guenther <rguenther@suse.de>
17467 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17468 negative or non-representable offsets.
17470 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17472 * config/i386/i386.c (ix86_gen_leave): New.
17473 (ix86_gen_pop1): Likewise.
17474 (ix86_gen_add3): Likewise.
17475 (ix86_gen_sub3): Likewise.
17476 (ix86_gen_sub3_carry): Likewise.
17477 (ix86_gen_one_cmpl2): Likewise.
17478 (ix86_gen_monitor): Likewise.
17479 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17480 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17481 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17482 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17483 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17484 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17485 (ix86_expand_epilogue): Updated.
17486 (print_operand): Handle integer register operand for 'z'.
17487 (ix86_expand_strlensi_unroll_1): Likewise.
17488 (ix86_expand_strlen): Likewise.
17489 (ix86_expand_builtin): Likewise.
17490 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17491 mov{q}/mov{l} and add{q}/add{l}.
17493 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17495 * config/i386/i386.md (P): New mode iterator.
17496 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17497 using P mode iterator.
17498 (DFmode push_operand splitter): Ditto.
17499 (XFmode push_operand splitter): Ditto.
17500 (DFmode float_extend SFmode push_operand splitter): Ditto.
17501 (XFmode float_extend SFmode push_operand splitter): Do not generate
17502 SImode pushes for 64bit target. Macroize Dimode and SImode
17503 pushes using P mode iterator.
17504 (XFmode float_extend DFmode push_operand splitter): Ditto.
17506 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17508 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17509 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17510 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17511 return type to int.
17512 (ix86_call_abi_override): Remove check for call_used_regs.
17514 2008-06-03 Richard Guenther <rguenther@suse.de>
17516 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17517 for the lhs of calls if the return type contains pointers.
17519 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17521 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17522 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17523 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17524 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17525 of cfun and DEFAULT_ABI to deceide abi mode.
17526 (DEFAULT_ABI): New.
17527 (REG_PARM_STACK_SPACE): Removed.
17528 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17529 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17530 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17531 (ix86_function_abi): Likewise.
17532 (ix86_function_type_abi): Likewise.
17533 (ix86_call_abi_override): Likewise.
17534 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17535 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17536 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17537 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17539 (X86_64_REGPARM_MAX): New.
17540 (X86_64_SSE_REGPARM_MAX): New.
17541 (X64_REGPARM_MAX): New.
17542 (X64_SSE_REGPARM_MAX): New.
17543 (X86_32_REGPARM_MAX): New.
17544 (X86_32_SSE_REGPARM_MAX): New.
17545 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17546 (ix86_function_regparm): Handle user calling abi.
17547 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17548 by DEFAULT_ABI versus SYSV_ABI check.
17549 (ix86_reg_parm_stack_space): New.
17550 (ix86_function_type_abi): New.
17551 (ix86_call_abi_override): New.
17552 (ix86_function_abi): New.
17553 (ix86_cfun_abi): New.
17554 (init_cumulative_args): Call abi specific initialization.
17555 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17556 (function_arg_64): Extend SSE_REGPARM_MAX check.
17557 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17558 (ix86_pass_by_reference): Likewise.
17559 (ix86_function_value_regno_p): Likewise.
17560 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17561 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17562 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17563 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17564 (setup_incoming_varargs_64): Adjust regparm for call abi.
17565 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17566 (ix86_va_start): Likewise.
17567 (ix86_gimplify_va_arg): Likewise.
17568 (ix86_expand_prologue): Likewise.
17569 (output_pic_addr_const): Likewise.
17570 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17571 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17572 (x86_output_mi_thunk): Likewise.
17573 (x86_function_profiler): Likewise.
17574 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17575 (SYSV_ABI, MS_ABI): New constants.
17576 (DEFAULT_ABI): New.
17577 (init_regs): Add prototype of function in regclass.c file.
17578 (OVERRIDE_ABI_FORMAT): New.
17579 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17580 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17581 (OUTGOING_REG_PARM_STACK_SPACE): New.
17582 (ix86_reg_parm_stack_space): New prototype.
17583 (CUMULATIVE_ARGS): Add call_abi member.
17584 (machine_function): Add call_abi member.
17585 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17586 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17588 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17591 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17592 (avr_builtin_setjmp_frame_value): New function.
17593 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17594 (nonlocal_goto): Define.
17596 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17598 * config/mips/mips.c (mips_emit_loadgp): Return early if
17599 there is nothing do to, otherwise emit a blockage if
17600 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17601 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17603 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17605 * configure.ac: Drop unneeded backslash ending up in config.in.
17606 * acinclude.m4: Likewise.
17607 * config.in: Regenerate.
17609 2008-05-26 Jan Hubicka <jh@suse.cz>
17611 * predict.c (maybe_hot_frequency_p): Break out of...
17612 (maybe_hot_bb_p): ... here.
17613 (maybe_hot_edge_p): New.
17614 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17615 * basic-block.h (maybe_hot_edge_p): Declare.
17617 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17619 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17620 (*cmpfp_<mode>_cc): Ditto.
17621 (*fp_jcc_8<mode>_387): Ditto.
17622 (*fop_<MODEF:mode>_2_i387): Ditto.
17623 (*fop_<MODEF:mode>_3_i387): Ditto.
17624 (*fop_xf_2_i387): Ditto.
17625 (*fop_xf_3_i387): Ditto.
17627 2008-06-02 Tomas Bily <tbily@suse.cz>
17629 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17631 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17633 * config/mips/mips.c (mips_valid_offset_p): New function.
17634 (mips_valid_lo_sum_p): Likewise.
17635 (mips_classify_address): Use them.
17636 (mips_force_address): New function.
17637 (mips_legitimize_address): Use it.
17638 * config/mips/mips.md (MOVE128): New mode iterator.
17639 (movtf): Require TARGET_64BIT. Remove empty strings.
17640 (*movtf_internal): Rename to...
17641 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17642 of "R" and use {,fp}{load,store} attributes instead of "multi".
17643 Use a separate define_split.
17644 (*movtf_mips16): New pattern.
17646 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17648 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17649 * config/mips/mips.c (mips_expand_before_return): New function.
17650 (mips_expand_epilogue): Call it.
17651 * config/mips/mips.md (return): Turn into a define_expand.
17652 (*return): New insn.
17654 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17656 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17657 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17658 functions. Do not emit uses and clobbers of CONCATs; individually
17659 use and clobber their operands.
17660 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17661 gen_clobber, emit_use and gen_use.
17662 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17663 (expand_builtin_return): Likewise.
17664 * cfgbuild.c (count_basic_blocks): Likewise.
17665 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17666 * explow.c (emit_stack_restore): Likewise.
17667 * expmed.c (extract_bit_field_1): Likewise.
17668 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17669 (emit_move_multi_word, store_constructor): Likewise.
17670 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17671 (thread_prologue_and_epilogue_insns): Likewise.
17672 * lower-subreg.c (resolve_simple_move): Likewise.
17673 * optabs.c (widen_operand, expand_binop): Likewise.
17674 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17675 * reload.c (find_reloads): Likewise.
17676 * reload1.c (eliminate_regs_in_insn): Likewise.
17677 * stmt.c (expand_nl_goto_receiver): Likewise.
17678 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17679 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17680 * config/arm/arm.c (arm_load_pic_register): Likewise.
17681 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17682 * config/arm/arm.md (untyped_return): Likewise.
17683 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17684 * config/avr/avr.c (expand_prologue): Likewise.
17685 * config/bfin/bfin.c (do_unlink): Likewise.
17686 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17687 * config/cris/cris.c (cris_expand_prologue): Likewise.
17688 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17689 (machopic_legitimize_pic_address): Likewise.
17690 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17691 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17692 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17693 (ix86_expand_convert_uns_didf_sse): Likewise.
17694 (ix86_expand_vector_init_general): Likewise.
17695 * config/ia64/ia64.md (eh_epilogue): Likewise.
17696 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17697 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17698 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17699 (config/iq2000/iq2000.c): Likewise.
17700 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17701 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17702 (builtin_longjmp): Likewise.
17703 * config/mn10300/mn10300.md (call, call_value): Likewise.
17704 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17705 * config/pdp11/pdp11.md (abshi2): Likewise.
17706 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17707 * config/s390/s390.c (s390_emit_prologue): Likewise.
17708 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17709 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17710 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17711 * config/sh/sh.c (prepare_move_operands): Likewise.
17712 (output_stack_adjust, sh_expand_epilogue): Likewise.
17713 (sh_set_return_address, sh_expand_t_scc): Likewise.
17714 * config/sparc/sparc.c (load_pic_register): Likewise.
17715 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17716 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17717 * config/v850/v850.c (expand_epilogue): Likewise.
17719 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17721 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17722 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17723 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17724 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17725 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17726 stack pointer register.
17727 (output_movhi): Remove code for interrupt specific writing to the
17728 stack pointer register.
17730 2008-05-31 Richard Guenther <rguenther@suse.de>
17732 PR tree-optimization/34244
17733 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17734 (tree_expr_nonzero_warnv_p): Likewise.
17735 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17736 ssa_name_nonnegative_p.
17737 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17738 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17739 not tree_expr_nonzero_warnv_p.
17741 PR tree-optimization/36262
17743 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17745 PR tree-optimization/34244
17746 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17747 (record_numbers_of_iterations): New function.
17748 (execute_vrp): Cache the numbers of iterations of loops.
17749 * tree-scalar-evolution.c (scev_reset_except_niters):
17751 (scev_reset): Use scev_reset_except_niters.
17752 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17754 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17756 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17757 __WORKAROUND_RETS when appropriate.
17759 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17761 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17762 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17764 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17765 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17766 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17767 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17768 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17769 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17770 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17771 *fop_df_1_sse insn patterns using MODEF mode iterator.
17772 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17773 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17774 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17775 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17776 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17777 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17778 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17779 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17780 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17781 (*fop_xf_5_i387): Ditto.
17782 (*fop_xf_6_i387): Ditto.
17784 2008-05-30 Richard Guenther <rguenther@suse.de>
17786 * builtins.c (build_string_literal): Avoid generating
17787 a non-gimple_val result.
17789 2008-05-30 DJ Delorie <dj@redhat.com>
17791 * exec-tool.in: Use an environment variable (private) instead of a
17792 file (shared) as a semaphore, so as to not break parallel builds.
17794 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17796 * optabs.c (maybe_encapsulate_block): Remove.
17797 (emit_libcall_block): Adjust accordingly.
17798 * optabs.h (maybe_encapsulate_block): Remove prototype.
17800 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17801 Don't use maybe_encapsulate_block.
17803 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17805 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17806 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17807 rtx is a SYMBOL_REF before calling get_pool_constant.
17809 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17811 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17813 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17815 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17816 rather than OS names to choose INO_T_EQ definition.
17817 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17818 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17820 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17823 * config/darwin-f.c: New.
17824 * config/t-darwin: Added rule to build darwin-f.o.
17825 * config.gcc: Defined new variable, fortran_target_objs.
17826 (*-*-darwin*): Set fortran_target_objs.
17827 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17828 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17829 * configure: Regenerated.
17831 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17834 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17835 canonical type if needed.
17837 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17839 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17841 2008-05-29 Richard Guenther <rguenther@suse.de>
17843 PR tree-optimization/36343
17844 PR tree-optimization/36346
17845 PR tree-optimization/36347
17846 * tree-flow.h (clobber_what_p_points_to): Declare.
17847 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17848 pointed-to variable is dereferenced is irrelevant to whether
17849 the pointer can access the pointed-to variable.
17850 (clobber_what_p_points_to): New function.
17851 * tree-ssa-alias.c (set_initial_properties): Use it.
17852 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17853 call clobber check for NMTs.
17855 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17857 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17858 for printing gcov_type.
17860 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17862 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17863 and the eh region information.
17864 * value-prof.c (gimple_move_stmt_histograms): New function.
17865 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17867 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17869 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17871 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17873 * value-prof.c (tree_ic_transform): Print counts.
17874 * tree-profile.c (tree_gen_ic_func_profiler):
17875 Clear __gcov_indreict_call_callee variable to avoid misattribution
17878 2008-05-28 Rafael Espíndola <espindola@google.com>
17880 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17883 2008-05-28 Richard Guenther <rguenther@suse.de>
17885 PR tree-optimization/36339
17886 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17887 and clobbering code out of the loop.
17889 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17891 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17894 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17895 s390_contiguous_bitmask_p, s390_symref_operand_p,
17896 s390_check_symref_alignment, s390_reload_larl_operand,
17897 s390_reload_symref_address): New functions.
17898 (s390_branch_condition_mnemonic): Support compare and branch
17900 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17901 and 'W' constraints.
17902 (s390_secondary_reload): Add secondary reloads for unaligned
17903 symbol refs or symbol refs to floating point or QI/TI mode
17905 (legitimate_address_p): Accept symbol references as addresses.
17906 (s390_expand_insv): Use rotate and insert selected bits
17907 instruction for insv when building for z10.
17908 (print_operand_address): Handle symbol ref addresses.
17909 (print_operand): Output modifier 'c' added for signed byte values.
17910 (s390_encode_section_info): Mark symbol refs with
17911 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17913 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17914 (length attribute): RRF, RRR have 4 byte length.
17915 (FPALL, INTALL): New mode iterators added.
17916 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17917 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17918 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17919 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17920 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17921 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17922 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17923 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17925 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17926 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17927 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17928 reload<INTALL:mode><P:mode>_toreg_z10,
17929 reload<FPALL:mode><P:mode>_tomem_z10,
17930 reload<FPALL:mode><P:mode>_toreg_z10,
17931 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17932 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17933 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17934 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17936 (movmem, clrmem, cmpmem): New splitters added.
17938 * config/s390/predicates.md (larl_operand): Use
17939 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17940 SYMBOL_REF_ALIGN1_P.
17941 (s390_signed_integer_comparison,
17942 s390_unsigned_integer_comparison): New predicates.
17944 * config/s390/s390-protos.h (s390_check_symref_alignment,
17945 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17946 s390_reload_symref_address,
17947 s390_compare_and_branch_condition_mask): Prototypes added.
17949 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17950 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17951 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17953 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17955 * config/s390/s390.c (z10_cost): New cost function for z10.
17956 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17957 (s390_issue_rate): Adjust issue rate for z10.
17958 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17959 (processor_flags): Add PF_Z10.
17960 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17961 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17962 * gcc/config.gcc: Add z10.
17964 2008-05-28 Richard Guenther <rguenther@suse.de>
17966 PR tree-optimization/36291
17967 * tree-flow. h (struct gimple_df): Remove var_anns member.
17968 * tree-flow-inline.h (gimple_var_anns): Remove.
17969 (var_ann): Simplify.
17970 * tree-dfa.c (create_var_ann): Simplify.
17971 (remove_referenced_var): Clear alias info from var_anns of globals.
17972 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17973 (delete_tree_ssa): Clear alias info from var_anns of globals.
17974 Do not free var_anns.
17975 (var_ann_eq): Remove.
17976 (var_ann_hash): Likewise.
17978 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17980 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17981 and loongson2f entries.
17982 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17983 * config/mips/mips.h (processor_type): Add Loongson-2E
17984 and Loongson-2F entries.
17985 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17986 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17987 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17988 * doc/invoke.texi (MIPS Options): Document loongson2e
17989 and loongson2f processor names.
17991 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17995 * config/i386/i386.c (ix86_function_arg_boundary): Use
17996 alignment of canonical type.
17997 (ix86_expand_vector_move): Check unaligned memory access for
18000 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18002 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18003 Moved to the front of file.
18005 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18006 H.J. Lu <hongjiu.lu@intel.com>
18008 * dwarf2out.c (current_fde): New.
18010 (lookup_cfa:): Likewise.
18011 (dwarf2out_end_epilogue): Likewise.
18012 (dwarf2out_note_section_used): Likewise.
18014 2008-05-27 Michael Matz <matz@suse.de>
18017 * c.opt (Wenum-compare): New warning option.
18018 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18020 2008-05-27 Michael Matz <matz@suse.de>
18022 PR middle-end/36326
18023 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18025 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18026 into memory as tail calls.
18028 2008-05-27 Richard Guenther <rguenther@suse.de>
18030 PR tree-optimization/36339
18031 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18032 pointers cause all addressable variables to be call clobbered.
18034 2008-05-27 Richard Guenther <rguenther@suse.de>
18036 PR tree-optimization/36245
18037 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18039 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18041 * config/s390/s390.md: Replace all occurences of the 'm'
18042 constraint with 'RT'.
18044 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18046 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18048 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18050 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18051 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18052 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18054 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18056 * reload.c: (find_reloads): Skip alternatives according to the
18057 "enabled" attribute. Constify the constraint variable.
18058 * recog.c (get_attr_enabled): Add default implementation.
18059 (extract_insn): Set the alternative_enabled_p array
18060 in the recog_data struct.
18061 (preprocess_constraints, constrain_operands): Skip
18062 alternatives according to the "enabled" attribute
18063 * recog.h (struct recog_data): New field alternative_enabled_p.
18064 (skip_alternative): New inline function.
18065 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
18066 (record_reg_classes): Skip alternative according to the
18067 "enabled" attribute.
18069 * doc/md.texi: Add documention for the "enabled" attribute.
18071 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18073 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18074 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18075 constraint with TARGET_MEM_CONSTRAINT.
18076 * recog.c (asm_operand_ok, preprocess_constraints,
18077 constrain_operands): Likewise.
18078 * regclass.c (record_reg_classes): Likewise.
18079 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18080 * reload1.c (maybe_fix_stack_asms): Likewise.
18081 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18082 * recog.h: Adjust comment.
18083 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18084 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18085 * doc/md.texi: Add a note to description of 'm' constraint.
18086 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18088 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18090 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18091 that the bitfield is of integral type before testing its precision.
18093 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18094 Sa Liu <saliu@de.ibm.com>
18096 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18097 __modti3, __udivti3, __umodti3 and __udivmodti4.
18098 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18099 that implement TImode mul and div functions.
18100 * config/spu/multi3.c: New. Implement __multi3.
18101 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18102 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18105 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18107 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18108 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18109 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18110 tls_sysv_suffix): New mode and mode attribute iterators.
18111 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18112 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18113 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18114 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18115 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18118 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18120 PR tree-optimization/36329
18121 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18122 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18123 * cgraphbuild.c (initialize_inline_failed): Use the latter
18124 macro in lieu of the former.
18125 * ipa-inline.c (cgraph_mark_inline): Likewise.
18126 (cgraph_decide_inlining_of_small_function): Likewise.
18127 (cgraph_decide_inlining): Likewise.
18128 (cgraph_decide_inlining_incrementally): Likewise.
18130 2008-05-26 Tristan Gingold <gingold@adacore.com>
18131 Anatoly Sokolov <aesok@post.ru>
18133 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18134 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18135 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18136 optimization for 'avr6' architecture.
18138 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18141 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18143 2008-05-26 Richard Guenther <rguenther@suse.de>
18145 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18146 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18148 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18150 PR middle-end/36253
18151 * caller-save.c (insert_restore): Verify alignment of spill space.
18152 (insert_save): Likewise.
18153 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18154 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18155 (STACK_SLOT_ALIGNMENT): Likewise.
18156 * function.c (LOCAL_ALIGNMENT): Removed.
18157 (get_stack_local_alignment): New.
18158 (assign_stack_local): Use it. Set alignment on stack slot.
18159 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18160 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18161 (STACK_SLOT_ALIGNMENT): New.
18162 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18163 stack slot in XFmode.
18165 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18167 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18170 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18171 argument operand in rax isn't removed.
18173 2008-05-26 Richard Guenther <rguenther@suse.de>
18175 PR middle-end/36300
18176 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18177 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18179 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18182 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18184 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18186 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18187 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18189 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18191 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18192 build a trampoline if we don't want one.
18193 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18194 return zero for nested functions if we don't want a trampoline.
18196 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18198 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18200 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18203 * c.opt: Removed undocumented option '-lang-fortran'.
18204 * c-common.h: Removed global variable 'lang_fortran'.
18205 * c-opts.c (c_common_handle_option): Removed code to handle
18206 option '-lang-fortran'. Updated includes.
18207 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18208 definition of '__GFORTRAN__'.
18209 (define__GNUC__): Reimplemented to use BASEVER and
18210 cpp_define_formatted.
18211 (builtin_define_with_value_n): Removed.
18212 * c-incpath.h: Renamed to ...
18213 * incpath.h: ... this.
18214 * c-incpath.c: Renamed to ...
18215 * incpath.c: ... this. Updated includes.
18216 * fix-header.c: Updated includes.
18217 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18218 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18219 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18221 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18223 * tree.h: Update the table of flags used on tree nodes.
18224 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18225 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18226 (FORCED_LABEL): Add access check.
18227 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18228 (ASM_INPUT_P): Likewise.
18229 (ASM_VOLATILE_P): Likewise.
18230 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18231 (OMP_SECTION_LAST): Access private_flag directly.
18232 (OMP_RETURN_NOWAIT): Likewise.
18233 (OMP_PARALLEL_COMBINED): Likewise.
18234 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18235 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18236 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18237 deprecated_flag directly.
18239 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18241 * final.c (frame_pointer_needed): Removed.
18242 * flags.h (frame_pointer_needed): Likewise.
18244 * function.h (rtl_data): Add frame_pointer_needed.
18245 (frame_pointer_needed): New.
18247 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18249 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18251 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18253 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18256 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18258 * c-common.c (strip_array_types): Move function to..
18260 (get_inner_array_type): Delete.
18261 * c-common.h (strip_array_types): Move declaration to..
18263 (get_inner_array_type): Delete.
18264 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18265 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18266 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18267 * config/pa/pa.c (emit_move_sequence): Likewise.
18269 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18271 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18274 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18276 * function.c: Include target hook for nonlocal_goto frame value.
18278 2008-05-24 Richard Guenther <rguenther@suse.de>
18280 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18281 variable can be only accessed through a pointer or a union.
18283 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18285 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18286 * doc/extend.texi: Likewise.
18288 2008-05-23 DJ Delorie <dj@redhat.com>
18290 * config/m32c/jump.md (untyped_call): Add.
18292 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18293 for A24 to PSImode.
18294 (m32c_address_cost): Detail costs for indirect offsets.
18296 2008-05-23 Rafael Espíndola <espindola@google.com>
18298 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18299 if a node is a SUBREG.
18300 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18303 2008-05-23 Paul Brook <paul@codesourcery.com>
18304 Carlos O'Donell <carlos@codesourcery.com>
18306 * doc/extend.texi: Clarify use of __attribute__((naked)).
18307 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18308 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18309 * function.c (use_register_for_decl): Use
18310 targetm.calls.allocate_stack_slots_for_args.
18311 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18312 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18313 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18315 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18317 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18319 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18321 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18322 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18323 is only rounded once.
18325 2008-05-23 Richard Guenther <rguenther@suse.de>
18327 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18329 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18330 Jakub Jelinek <jakub@redhat.com>
18333 * configure.ac: Handle --enable-cld.
18334 * configure: Regenerated.
18335 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18336 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18337 (ix86_current_function_needs_cld): New define.
18338 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18339 (cld): New isns pattern.
18340 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18341 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18342 * config/i386/i386.opt (mcld): New option.
18343 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18344 TARGET_CLD and ix86_current_function_needs_cld.
18345 (override_options): Use -mcld by default for 32-bit code if
18348 * doc/install.texi (Options specification): Document --enable-cld.
18349 * doc/invoke.texi (Machine Dependent Options)
18350 [i386 and x86-64 Options]: Add -mcld option.
18351 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18353 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18354 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18355 (return_in_memory_64): Likewise.
18356 (return_in_memory_ms_64): Likewise.
18358 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18360 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18361 * builtins.c (fold_builtin_fpclassify): New.
18362 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18363 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18364 * c-common.c (handle_type_generic_attribute): Adjust to accept
18365 fixed arguments before an elipsis.
18366 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18367 * doc/extend.texi: Document __builtin_fpclassify.
18369 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18371 * omp-low.c (gate_expand_omp_ssa): Remove.
18372 (pass_expand_omp_ssa): Remove.
18373 (gate_expand_omp): Do not check for flag_openmp_ssa.
18374 * common.opt (-fopenmp-ssa): Remove.
18375 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18377 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18379 * config/sh/sh.opt (mfixed-range): New option.
18380 * config/sh/sh-protos.h (sh_fix_range): Declare.
18381 * config/sh/sh.c (sh_fix_range): New function.
18382 * config/sh/sh.h (sh_fixed_range_str): Declare.
18383 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18385 * doc/invoke.texi (SH Options): Document -mfixed-range.
18387 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18389 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18390 it before the redeclaration.
18392 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18394 * config/avr/avr.c (get_sequence_length): Add new function.
18395 (expand_prologue, expand_epilogue): Remove duplicate code.
18397 2008-05-22 Rafael Espíndola <espindola@google.com>
18399 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18402 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18404 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18405 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18407 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18408 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18409 (vect_update_misalignment_for_peel): Likewise.
18410 (vector_alignment_reachable_p): Likewise.
18411 * tree-vect-transform.c (vectorizable_load): Likewise.
18412 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18413 (get_vectype_for_scalar_type): Pass mode of scalar_type
18414 to UNITS_PER_SIMD_WORD.
18416 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18417 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18418 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18419 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18420 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18422 2008-05-22 Ira Rosen <irar@il.ibm.com>
18424 PR tree-optimization/36293
18425 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18426 if the first load must be skipped because of a gap.
18428 2008-05-22 Richard Guenther <rguenther@suse.de>
18430 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18431 more cases of offset disambiguation that is possible if
18432 strict-aliasing rules apply.
18433 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18434 for basic offset and type-based disambiguation.
18436 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18438 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18439 ix86_expand_vector_set on V16QImode for SSE4.1.
18441 2008-05-21 Tom Tromey <tromey@redhat.com>
18443 * c.opt (Wimport): Mark as undocumented.
18444 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18446 (Warning Options): Likewise.
18447 * doc/cppopts.texi: Don't mention -Wimport.
18449 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18451 PR tree-optimization/36287
18452 PR tree-optimization/36286
18453 * lambda-code.c (build_access_matrix): Do not use the loop->num
18454 for computing the number of induction variables: use the loop depth
18457 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18460 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18461 option -f(no-)leading-underscore.
18463 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18465 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18466 GET_MODE_NUNITS (mode).
18468 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18470 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18471 (-mmulhw): Add 464 to description.
18472 (-mdlmzb): Likewise.
18473 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18474 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18476 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18477 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18478 * config/rs6000/rs6000.md: Update comments for 464.
18480 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18482 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18484 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18486 * config/i386/sse.md (vec_extractv4sf): Removed.
18487 (vec_extractv2df): Likewise.
18488 (vec_extractv2di): Likewise.
18489 (vec_extractv4si): Likewise.
18490 (vec_extractv8hi): Likewise.
18491 (vec_extractv16qi): Likewise.
18492 (vec_extract<mode>): New.
18494 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18496 * config/i386/sse.md (vec_setv4sf): Removed.
18497 (vec_setv2df): Likewise.
18498 (vec_setv2di): Likewise.
18499 (vec_setv4si): Likewise.
18500 (vec_setv8hi): Likewise.
18501 (vec_setv16qi): Likewise.
18502 (vec_set<mode>): New.
18504 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18506 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18507 goto for vec_concat and vec_interleave.
18509 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18511 * config/i386/sse.md (vec_initv4sf): Removed.
18512 (vec_initv2df): Likewise.
18513 (vec_initv2di): Likewise.
18514 (vec_initv4si): Likewise.
18515 (vec_initv8hi): Likewise.
18516 (vec_initv16qi): Likewise.
18517 (vec_init<mode>): New.
18519 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18521 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18523 2008-05-21 Tom Tromey <tromey@redhat.com>
18525 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18526 (zone_find_object_offset): Likewise.
18527 (gt_ggc_m_S): Likewise.
18528 (highest_bit): Likewise.
18529 * ggc-page.c (gt_ggc_m_S): New function.
18530 * stringpool.c (string_stack): Remove.
18531 (init_stringpool): Update.
18532 (ggc_alloc_string): Use ggc_alloc.
18533 (maybe_delete_ident): New function.
18534 (ggc_purge_stringpool): Likewise.
18535 (gt_ggc_m_S): Remove.
18536 * ggc-common.c (ggc_protect_identifiers): New global.
18537 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18538 ggc_protect_identifiers.
18539 * ggc.h (ggc_protect_identifiers): Declare.
18540 (gt_ggc_m_S): Update.
18541 (ggc_purge_stringpool): Declare.
18542 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18543 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18545 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18547 2008-05-21 David S. Miller <davem@davemloft.net>
18549 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18552 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18554 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18557 2008-05-20 David Daney <ddaney@avtrex.com>
18559 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18560 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18561 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18562 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18563 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18564 (atomic_hiqi_op): New define_code_iterator.
18565 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18566 mips_expand_compare_and_swap_12.
18567 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18568 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18569 (sync_<optab><mode>, sync_old_<optab><mode>,
18570 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18571 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18572 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18573 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18574 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18575 (test_and_set_12): New insn.
18576 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18577 sync_new_<optab><mode>, sync_old_nand<mode>,
18578 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18579 clobber to operand 0 for SI and DI mode insns.
18580 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18581 mips_gen_fn_4): New typedefs.
18582 (mips_gen_fn_ptrs): Define new union type.
18583 (mips_expand_compare_and_swap_12): Remove declaration.
18584 (mips_expand_atomic_qihi): Declare function.
18585 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18586 (mips_expand_atomic_qihi): ... this. Use new generator function
18588 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18589 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18590 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18591 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18592 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18593 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18594 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18595 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18596 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18597 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18600 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18602 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18605 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18607 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18608 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18609 (avr_attribute_table): Add 'OS_main' function attribute.
18610 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18611 functions with 'OS_main' attribute.
18613 2008-05-20 Richard Guenther <rguenther@suse.de>
18615 PR tree-optimization/35204
18616 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18617 helper, split out from ...
18618 (DFS): ... here. Make the DFS walk non-recursive.
18620 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18621 Jan Sjodin <jan.sjodin@amd.com>
18623 PR tree-optimization/36181
18624 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18625 (parallelize_loops): Don't parallelize when the loop has vector
18628 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18629 Sebastian Pop <sebastian.pop@amd.com>
18631 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18632 matrix, and never look at the tree representation of the memory
18634 (linear_transform_loops): Computes parameters and access matrices.
18635 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18637 (access_matrix_get_index_for_parameter): New.
18638 * tree-data-ref.h (struct access_matrix): New.
18639 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18640 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18641 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18642 am_vector_index_for_loop): New.
18643 (struct data_reference): Add field access_matrix.
18644 (DR_ACCESS_MATRIX): New.
18645 (compute_data_dependences_for_loop): Update declaration.
18646 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18647 * lambda.h (lambda_vector_vec_p): Declared.
18648 * lambda-code.c: Depend on pointer-set.h.
18649 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18650 av_for_af_base, av_for_af, build_access_matrix,
18651 lambda_compute_access_matrices): New.
18652 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18654 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18656 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18657 $SOURCEDIR/include.
18659 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18660 Sebastian Pop <sebastian.pop@amd.com>
18662 PR tree-optimization/36206
18663 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18665 (instantiate_scev_1): Rename flags to fold_conversions.
18666 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18667 outeside instantiation_loop.
18668 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18669 (evolution_function_is_affine_or_constant_p): Removed.
18670 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18672 (analyze_siv_subscript): Pass in the loop nest number.
18673 Call evolution_function_is_affine_in_loop instead of
18674 evolution_function_is_affine_p.
18675 (analyze_overlapping_iterations): Pass in the loop nest number.
18677 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18678 Sebastian Pop <sebastian.pop@amd.com>
18680 PR tree-optimization/36206
18681 * tree-chrec.h (chrec_fold_op): New.
18682 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18685 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18687 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18689 (remove_duplicates): Do not set inode on non-inode systems.
18692 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18694 * config.gcc (tm_file): Update comments about relative pathnames.
18696 2008-05-20 Richard Guenther <rguenther@suse.de>
18698 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18699 * tree-ssa-sccvn.c (process_scc): Likewise.
18700 * tree-ssa-sink.c (execute_sink_code): Likewise.
18701 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18702 * tree-vrp.c (process_assert_insertions): Likewise.
18703 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18704 (perform_tree_ssa_dce): Likewise.
18705 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18706 (dump_dominator_optimization_stats): Likewise.
18707 * tree-vectorizer.c (vectorize_loops): Likewise.
18709 2008-05-20 Richard Guenther <rguenther@suse.de>
18711 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18713 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18715 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18716 (ix86_i386elf_return_in_memory): Likewise.
18717 (ix86_i386interix_return_in_memory): Likewise.
18718 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18719 (SUBTARGET_RETURN_IN_MEMORY): New.
18720 * config/i386/i386elf.h: Likewise.
18721 * config/i386/ptx4-i.h: Likewise.
18722 * config/i386/sol2-10.h: Likewise.
18723 * config/i386/sysv4.h: Likewise.
18724 * config/i386/vx-common.h: Likewise.
18725 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18726 * config/i386/i386.c (ix86_return_in_memory): Made static and
18727 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18728 (ix86_i386elf_return_in_memory): Removed.
18729 (ix86_i386interix_return_in_memory): Removed.
18730 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18731 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18733 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18735 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18737 2008-05-19 Xinliang David Li <davidxl@google.com>
18739 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18741 * common.opt: Ditto.
18742 * doc/invoke.texi: Ditto.
18744 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18746 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18747 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18749 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18751 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18752 sizes of operand array from 8/4 to 4/2.
18753 (ix86_expand_vector_init_general): Change size of operand array
18754 from 32 to 16. Remove op0, op1 and half_mode.
18756 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18758 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18759 (ix86_expand_vector_init_interleave): Likewise.
18760 (ix86_expand_vector_init_general): Use them. Assert
18761 word_mode == SImode when n_words == 4.
18763 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18765 * config/i386/i386.c (ix86_secondary_reload): New static function.
18766 (TARGET_SECONDARY_RELOAD): New define.
18767 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18768 * config/i386/i386.md (reload_outqi): Remove.
18770 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18772 PR middle-end/35509
18773 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18774 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18775 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18776 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18777 (fold_builtin_1): Likewise.
18778 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18779 c-common.c (check_builtin_function_arguments): Handle
18780 BUILT_IN_ISINF_SIGN.
18781 * doc/extend.texi: Document __builtin_isinf_sign.
18782 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18784 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18786 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18787 EH cleanup at the end of the pass, search for those that have been
18788 turned into forwarder blocks and do the cleanup on their successor.
18790 2008-05-18 Richard Guenther <rguenther@suse.de>
18792 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18793 pointers to sizetype and vice versa.
18795 2008-05-18 Xinliang David Li <davidxl@google.com>
18797 * gcc/tree-ssa-dce.c: Coding style fix.
18798 (check_pow): Documentation comment.
18799 (check_log): Documenation comment. Coding style fix.
18800 (is_unnecessary_except_errno_call): Ditto.
18801 (gen_conditions_for_pow): Ditto.
18802 (gen_conditions_for_log): Ditto.
18803 (gen_shrink_wrap_conditions): Ditto.
18804 (shrink_wrap_one_built_in_calls): Ditto.
18805 * gcc/doc/invoke.texi: Better documentation string.
18806 * ChangeLog: Fix wrong change log entries from
18807 May 17 checkin on function call DCE.
18809 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18811 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18813 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18815 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18816 * df-problems.c (simulation routines): Fixed block comment to
18817 properly say how to add forwards scanning functions.
18819 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18821 * tree-inline.c (setup_one_parameter): Remove dead code.
18823 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18825 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18826 a BIT_AND_EXPR only for an INTEGER_TYPE.
18828 2008-05-17 Xinliang David Li <davidxl@google.com>
18830 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18831 (check_pow, check_log, is_unnecessary_except_errno_call): New
18832 functions to check for eliminating math functions that are pure
18833 except for setting errno.
18834 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18835 general condition expressions for shrink-wrapping pow/log calls.
18836 (gen_shrink_wrap_conditions): Ditto.
18837 (shrink_wrap_one_built_in_call): Ditto.
18838 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18839 (mark_operand_necessary): If debugging, output if OP is necessary.
18840 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18842 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18844 * gcc/common.opt: New user flag -ftree-builtin-dce.
18845 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18847 2008-05-16 David S. Miller <davem@davemloft.net>
18849 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18850 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18852 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18855 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18857 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18859 * ifcvt.c (dead_or_predicable): Rename
18860 df_simulate_one_insn_backwards to df_simulate_one_insn.
18861 * recog.c (peephole2_optimize): Ditto.
18862 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18864 * df.h: Rename df_simulate_one_insn_backwards to
18865 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18866 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18867 scanning of defs and uses.
18868 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18869 (df_simulate_one_insn_forwards): Removed.
18871 2008-05-16 Doug Kwan <dougkwan@google.com>
18873 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18875 (real_from_string): Handle NaNs and Inf as approriate.
18877 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18879 * doc/gty.texi (Source Files Containing Type Information): Note
18880 that headers should appear first in the gtfiles list.
18882 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18884 * tree.def (COND_EXEC): Properly documented this code.
18886 2008-05-16 Diego Novillo <dnovillo@google.com>
18888 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18889 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18892 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18894 * tree-ssa-dse (max_stmt_uid): Removed.
18895 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18896 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18897 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18898 * function.h (cfun.last_stmt_uid): New field.
18899 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18900 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18902 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18903 (create_stmt_ann): Initialize the ann->uid field.
18904 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18906 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18908 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18910 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18911 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18912 (init_empty_tree_cfg): Call it.
18914 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18916 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18919 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18921 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18922 * tree-dump.c (dump_options): New verbose option.
18923 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18925 * tree-pass.h (TDF_VERBOSE): New dump flag.
18926 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18927 (tree-flow.h): Added include.
18928 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18930 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18932 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18934 From Jie Zhang <jie.zhang@analog.com>
18935 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18936 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18937 mcpu=bf561-none and mcpu=bf561-0.2.
18938 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18939 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18940 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18941 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18942 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18943 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18944 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18946 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18947 (cputype_selected): Remove.
18948 (bfin_handle_option): Don't use cputype_selected.
18949 (override_options): When no mcpu option, enable all workarounds.
18950 Don't use bfin_workarounds.
18951 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18953 (DEFAULT_CPU_TYPE): Don't define.
18955 2008-05-16 Richard Guenther <rguenther@suse.de>
18957 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18958 on deletion of the last stmt.
18960 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18962 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18963 V8HImode for SSE2 and V16QImode for SSE4.1.
18965 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18967 * cgraph.h (compute_inline_parameters): Made public.
18968 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18969 variable_generate_summary, function_write_summary,
18970 variable_write_summary, variable_read_summary. Added generate_summary,
18971 write_summary, read_summary.
18972 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18973 pass_ipa_inline.function_generate_summary, to
18974 compute_inline_parameters.
18975 * ipa-inline.c (compute_inline_parameters): Made public and added
18977 (compute_inline_parameters_for_current): New function.
18978 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18979 (inline_generate_summary): Removed parameter and made to loop over
18981 (pass_ipa_inline): Updated for new IPA_PASS structure.
18982 * passes.c (execute_ipa_summary_passes): Now is called once per
18983 pass rather than once per node*pass.
18985 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18987 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18988 avr_have_mul_p, avr_asm_only_p): Remove variables.
18989 (avr_override_options): Remove initialization of removed variables.
18990 (avr_file_start): Convert removed variables to fields of
18991 'struct base_arch_s *avr_current_arch'.
18992 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18993 (AVR_HAVE_MUL): (Ditto.).
18994 (AVR_HAVE_MOVW): (Ditto.).
18995 (AVR_HAVE_LPMX): (Ditto.).
18996 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18997 avr_asm_only_p): Remove declaration.
18999 2008-05-15 Diego Novillo <dnovillo@google.com>
19001 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19002 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19004 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19006 PR middle-end/36194
19007 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19008 Don't call record_truncated_value from here.
19009 (record_truncated_value): Turn it into a for_each_rtx callback.
19010 (record_truncated_values): New function.
19011 (combine_instructions): Call note_uses with record_truncated_values.
19012 Change name of check_conversion to check_promoted_subreg.
19014 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19016 * doc/sourcebuild.texi: Document support for torture tests.
19018 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19020 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19021 to alternative 4 of operand 2.
19023 2008-05-15 Richard Guenther <rguenther@suse.de>
19025 * tree-pass.h (current_pass): Declare.
19026 (get_pass_for_id): Likewise.
19027 * passes.c (passes_by_id, passes_by_id_size): New globals.
19028 (set_pass_for_id): New function.
19029 (get_pass_for_id): Likewise.
19030 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19031 (execute_function_todo): Flush per function statistics.
19032 * toplev.c (compile_file): Init statistics.
19033 (general_init): Do early statistics initialization.
19034 (finalize): Finish statistics.
19035 * statistics.h (statistics_early_init): Declare.
19036 (statistics_init): Likewise.
19037 (statistics_fini): Likewise.
19038 (statistics_fini_pass): Likewise.
19039 (statistics_counter_event): Likewise.
19040 (statistics_histogram_event): Likewise.
19041 * statistics.c: New file.
19042 * Makefile.in (OBJS-common): Add statistics.o.
19043 (statistics.o): Add dependencies.
19044 * doc/invoke.texi (-fdump-statistics): Document.
19046 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19047 (insert): Likewise.
19048 (execute_pre): Use statistics_counter_event.
19049 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19050 (substitute_and_fold): Increment it. Use statistics_counter_event.
19052 2008-05-15 Diego Novillo <dnovillo@google.com>
19054 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19056 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19057 * tree-ssa-alias.c (new_type_alias): Remove references to
19058 sub-variables from comment.
19059 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19061 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19063 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19064 attribute to 1 only for insertps alternative.
19066 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19068 * config/bfin/bfin.md (loadbytes): New pattern.
19069 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19070 (bfin_init_builtins): Initialize it.
19071 (bdesc_1arg): Add it.
19073 2008-05-15 Sa Liu <saliu@de.ibm.com>
19075 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19076 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19077 * testsuite/lib/target-supports.exp: Add
19078 check_effective_target_fortran_integer_16.
19080 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19082 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19083 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19084 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19085 (TARGET_RETURN_IN_MEMORY): Define.
19087 2008-05-15 Richard Guenther <rguenther@suse.de>
19089 PR middle-end/36244
19090 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19091 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19092 represent unmodifiable vars.
19094 2008-05-15 Richard Guenther <rguenther@suse.de>
19096 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19097 INDIRECT_REF and TARGET_MEM_REF.
19098 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19101 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19102 H.J. Lu <hongjiu.lu@intel.com>
19104 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19105 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19106 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19107 insn alternatives. Add missing alternatives.
19108 (*vec_concatv2di_rex64_sse4_1): Likewise.
19109 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19110 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19111 Require TARGET_SSE.
19113 2008-05-15 Richard Guenther <rguenther@suse.de>
19115 PR tree-optimization/36009
19116 PR tree-optimization/36204
19117 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19118 (determine_invariantness_stmt): Record the loop a store is
19119 always executed in.
19120 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19123 2008-05-15 Richard Guenther <rguenther@suse.de>
19125 PR tree-optimization/34330
19126 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19127 through the pointer will alias the SMT.
19129 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19131 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19133 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19135 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19137 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19138 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19140 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19141 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19142 (vashl_optab): New optab for vector/vector shifts.
19143 (vashr_optab): Ditto.
19144 (vlshr_optab): Ditto.
19145 (vrotl_optab): Ditto.
19146 (vrotr_optab): Ditto.
19147 (optab_subtype): New enum for optab_for_tree_code call.
19148 (optab_for_tree_code): Add enum optab_subtype argument.
19150 * optabs.c (optab_for_tree_code): Take an additional argument to
19151 distinguish between a vector shift by a scalar and vector shift by
19152 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19153 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19154 vector shift by a vector.
19155 (expand_widen_pattern_expr): Pass additional argument to
19156 optab_for_tree_code.
19158 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19159 vrotl_optab, vrotr_optab.
19161 * expr.c (expand_expr_real_1): Update calls to
19162 optab_for_tree_code to distinguish between vector shifted by a
19163 scalar and vector shifted by a vector.
19164 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19165 (supportable_narrowing_operation): Ditto.
19166 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19167 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19168 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19169 (vect_create_epilog_for_reduction): Ditto.
19170 (vectorizable_reduction): Ditto.
19171 (vectorizable_operation): Ditto.
19172 (vect_strided_store_supported): Ditto.
19173 (vect_strided_load_supported): Ditto.
19174 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19175 * expmed.c (expand_shift): Ditto.
19177 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19179 (ashr@var{m}3): Ditto.
19180 (vashl@var{m}3): Document new vector/vector shift standard name.
19181 (vashr@var{m}3): Ditto.
19182 (vlshr@var{m}3): Ditto.
19183 (vrotl@var{m}3): Ditto.
19184 (vrotr@var{m}3): Ditto.
19186 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19187 (PPERM_INVERT): Ditto.
19188 (PPERM_REVERSE): Ditto.
19189 (PPERM_REV_INV): Ditto.
19190 (PPERM_ZERO): Ditto.
19191 (PPERM_ONES): Ditto.
19192 (PPERM_SIGN): Ditto.
19193 (PPERM_INV_SIGN): Ditto.
19194 (PPERM_SRC1): Ditto.
19195 (PPERM_SRC2): Ditto.
19197 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19198 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19199 allows a memory operand to be the value being added, and split it
19200 to improve vectorization.
19201 (sse5_pmacsdqh_mem): Ditto.
19202 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19203 (sse5_mulv2div2di3_high): Ditto.
19204 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19205 (vec_pack_trunc_v4si): Ditto.
19206 (vec_pack_trunc_v2di): Ditto.
19207 (sse5_pcmov_<mode>): Remove code that tried to use use
19208 andps/andnps instead of pcmov.
19209 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19210 pmacsdqh instructions.
19211 (vec_widen_smult_lo_v4si): Ditto.
19213 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19214 (PPERM_INVERT): Ditto.
19215 (PPERM_REVERSE): Ditto.
19216 (PPERM_REV_INV): Ditto.
19217 (PPERM_ZERO): Ditto.
19218 (PPERM_ONES): Ditto.
19219 (PPERM_SIGN): Ditto.
19220 (PPERM_INV_SIGN): Ditto.
19221 (PPERM_SRC1): Ditto.
19222 (PPERM_SRC2): Ditto.
19223 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19225 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19227 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19228 says ignore whether the last reference is a memory operand.
19230 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19231 Paolo Bonzini <bonzini at gnu dot org>
19233 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19236 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19237 (vlshr<mode>3): Rename from vlshr<mode>3.
19238 (vashr<mode>3): Rename from vashr<mode>3.
19239 (mulv4sf3): Change the names of vector shift patterns.
19243 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19246 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19271 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19272 (floatunssidf2_internal): Change vector/vector shift names.
19273 (floatunsdidf2_internal): Ditto.
19280 (vashl<mode>3): Rename from ashl<mode>3.
19281 (vashr<mode>3): Rename from ashr<mode>3.
19282 (vlshr<mode>3): Rename from lshr<mode>3.
19283 (vrotl<mode>3): Rename from rotl<mode>3.
19285 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19288 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19289 multiply gives the wrong value when doing widening multiplies.
19290 (vec_widen_smult_lo_v4si): Ditto.
19292 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19294 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19295 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19296 emit_library_call_value.
19297 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19298 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19299 * calls.c (initialize_argument_information, precompute_arguments,
19300 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19301 (precompute_arguments): Removed flags parameter.
19302 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19304 2008-05-14 Richard Guenther <rguenther@suse.de>
19306 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19307 Make sure to register the store if the use is a PHI_NODE.
19309 2008-05-14 Olivier Hainque <hainque@adacore.com>
19311 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19312 memory if the component is to be referenced in BLKmode according
19313 to get_inner_reference.
19315 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19317 * calls.c (emit_library_call_value_1): Restore code clearing
19318 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19320 2008-05-14 Olivier Hainque <hainque@adacore.com>
19321 Nicolas Roche <roche@adacore.com>
19323 * configure.ac: Add support for a "gcc_subdir" variable in
19324 config-lang.in, to denote a subdirectory where the language/GCC
19325 integration files are to be found.
19326 * configure: Regenerate.
19328 2008-05-14 Ira Rosen <irar@il.ibm.com>
19330 PR tree-optimization/36098
19331 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19332 value for the first load in the group in case of a gap.
19333 (vect_build_slp_tree): Check that there are no gaps in loads.
19335 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19337 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19338 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19339 expand_copysign_bit): Change call to emit_no_conflict_block to
19340 emit_insn and remove unneeded code to construct extra args.
19341 (emit_no_conflict_block): Removed.
19342 * optabls.h: (emit_no_conflict_block): Removed.
19343 * cse.c (cse_extended_basic_block): Remove search for
19344 REG_NO_CONFLICT note.
19345 * global.c: Removed incorrect comment added in revision 117.
19346 * expr.c (convert_move): Change call to emit_no_conflict_block to
19348 * recog.c: Change comments so that they do not mention
19350 * local_alloc.c (combine_regs): Removed last parameter.
19351 (no_conflict_p): Removed.
19352 (block_alloc): Removed note, no_conflict_combined_regno and set
19353 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19354 (combine_regs): Removed already_dead and code to look for
19355 REG_NO_CONFLICT notes.
19356 * lower_subreg (remove_retval_note): Removed code to look for
19357 REG_NO_CONFLICT block.
19358 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19359 (resolve_clobber): Remove code to process libcalls that have
19360 REG_NO_CONFLICT notes.
19361 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19363 * combine.c (can_combine_p, distribute_notes): Removed
19364 REG_NO_CONFLICT case.
19365 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19367 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19368 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19370 * reg-notes.def (NO_CONFLICT): Removed.
19372 2008-05-14 David S. Miller <davem@davemloft.net>
19374 * config/sparc/sparc.c (sparc_profile_hook): If
19375 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19376 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19377 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19379 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19381 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19383 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19386 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19387 and op1 expansion before vector concat to have less live pseudos.
19389 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19391 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19392 ix86_expand_vector_set if supported.
19394 2008-05-13 Diego Novillo <dnovillo@google.com>
19395 Kenneth Zadeck <zadeck@naturalbridge.com>
19397 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19399 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19400 phinodes_print_statistics, init_ssanames, fini_ssanames,
19401 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19402 release_ssa_name, release_defs, replace_ssa_name_symbol,
19403 ssanames_print_statistics): Move ...
19404 * tree-flow.h: ... here.
19405 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19406 Use FN instead of cfun.
19407 (make_ssa_name_fn): Rename from make_ssa_name.
19408 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19409 * tree-flow-inline.h (make_ssa_name): Move from
19410 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19411 * omp-low.c (expand_omp_parallel):
19412 * tree-flow-inline.h (redirect_edge_var_map_result):
19413 * tree-ssa.c (init_tree_ssa): Add argument FN.
19414 Use it instead of cfun. Update all users.
19416 2008-05-13 Tom Tromey <tromey@redhat.com>
19418 PR preprocessor/22168:
19419 * doc/cpp.texi (Top): Update menu.
19420 (Alternatives to Wrapper #ifndef): New node.
19421 (Other Directives): Document deprecation.
19422 (Obsolete Features): Remove menu.
19423 (Assertions): Merge node into Obsolete Features.
19424 (Obsolete once-only headers): Move earlier; rename to Alternatives
19425 to Wrapper #ifndef.
19426 * doc/cppopts.texi: Update.
19427 * c.opt (Wdeprecated): Enable for C and ObjC.
19428 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19429 (C++ Dialect Options): Move -Wno-deprecated from here to...
19430 (Warning Options): ... here.
19432 2008-05-13 Richard Guenther <rguenther@suse.de>
19434 PR middle-end/36227
19435 * fold-const.c (fold_sign_changed_comparison): Do not allow
19436 changes in pointer-ness.
19438 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19441 * config/sh/sh.c (sh_expand_prologue): Don't clear
19442 RTX_FRAME_RELATED_P for push insns.
19444 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19446 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19448 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19450 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19451 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19452 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19454 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19456 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19457 (*vec_concatv4sf_sse): This.
19458 (*sse2_concatv2si): Renamed to ...
19459 (*vec_concatv2si_sse2): This.
19460 (*sse1_concatv2si): Renamed to ...
19461 (*vec_concatv2si_sse): This.
19462 (*vec_concatv2di_rex): Renamed to ...
19463 (*vec_concatv2di_rex64): This.
19464 (*vec_concatv2si_sse4_1): New.
19465 (*vec_concatv2di_rex64_sse4_1): Likewise.
19467 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19469 PR rtl-optimization/36111
19470 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19471 that was created for swappable operands.
19473 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19476 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19477 * configure.ac: Add call to ACX_PROG_GNAT.
19479 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19481 * optc-gen.awk: Fix comment typo.
19483 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19485 * pretty-print.c (pp_integer_with_precision): Use
19486 HOST_LONG_LONG_FORMAT.
19488 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19490 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19492 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19494 * config/i386/i386.c (bdesc_ptest): Removed.
19495 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19496 (bdesc_args): Add __builtin_ia32_ptestz128,
19497 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19498 (ix86_init_mmx_sse_builtins): Updated.
19499 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19500 (ix86_expand_builtin): Updated.
19502 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19504 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19505 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19507 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19509 * value-prof.c (interesting_stringop_to_profile): Do not
19510 return early for BUILT_IN_MEMPCPY.
19512 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19514 * calls.c (expand_call): Don't use callgraph to increase
19515 preferred_stack_boundary.
19517 * cgraph.h (cgraph_rtl_info): Use unsigned on
19518 preferred_incoming_stack_boundary.
19520 * final.c (rest_of_clean_state): Use unsigned on
19521 preferred_stack_boundary.
19523 2008-05-09 Tom Tromey <tromey@redhat.com>
19525 PR preprocessor/22231:
19526 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19529 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19531 PR tree-optimization/36129
19532 * tree-ssa-ccp.c: Include value-prof.h.
19533 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19534 built-in function was folded to a constant.
19535 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19537 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19538 Sebastian Pop <sebastian.pop@amd.com>
19540 * tree-scalar-evolution.c: Document instantiate_scev.
19541 (instantiate_parameters_1): Renamed instantiate_scev_1.
19542 Don't use the same loop for instantiation_loop and evolution_loop.
19543 (instantiate_scev): New.
19544 (instantiate_parameters): Moved...
19545 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19546 same loop twice. Maintains the semantics for this function.
19547 * tree-scalar-evolution.h (instantiate_scev): Declare.
19548 (instantiate_parameters): ...here. Now static inline.
19549 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19550 instead of resolve_mixers.
19552 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19554 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19556 2008-05-09 Tomas Bily <tbily@suse.cz>
19558 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19559 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19560 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19561 * c-common.c (c_common_truthvalue_conversion): Likewise.
19562 * tree-object-size.c (compute_object_offset): Likewise.
19563 * tree-inline.c (estimate_num_insns_1): Likewise.
19564 * varasm.c (const_hash_1, compare_constant, copy_constant)
19565 (compute_reloc_for_constant, output_addressed_constants)
19566 (initializer_constant_valid_p): Likewise.
19567 * c-omp.c (check_omp_for_incr_expr): Likewise.
19568 * gimplify.c (gimplify_expr): Likewise.
19569 * c-typeck.c (c_finish_return): Likewise.
19570 * tree-vectorizer.c (supportable_widening_operation)
19571 (supportable_narrowing_operation): Likewise.
19572 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19573 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19574 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19575 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19576 (descr_info_loc): Likewise.
19577 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19578 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19579 (fold_unary): Likewise.
19580 * builtins.c (get_pointer_alignment): Likewise.
19581 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19582 (instantiate_parameters_1): Likewise.
19583 * tree.c (expr_align, stabilize_reference): Likewise.
19584 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19585 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19586 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19587 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19588 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19589 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19591 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19592 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19593 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19594 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19595 (forward_propagate_comparison)
19596 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19597 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19598 * emit-rtl.c (component_ref_for_mem_expr)
19599 (set_mem_attributes_minus_bitpos): Likewise.
19600 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19601 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19603 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19604 (build_function_call, pointer_diff, build_compound_expr)
19605 (c_finish_return): Likewise.
19606 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19607 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19609 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19610 * expr.c (is_aligning_offset): Likewise.
19611 * tree-ssa-alias.c (is_escape_site): Likewise.
19612 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19613 (check_all_va_list_escapes): Likewise.
19614 * tree-ssa-loop-ivopts.c (determine_base_object)
19615 (determine_common_wider_type): Likewise.
19616 * dojump.c (do_jump): Likewise.
19617 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19618 * tree-gimple.c (is_gimple_cast): Likewise.
19619 * fold-const.c (decode_field_reference)
19620 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19621 (fold_binary): Likewise.
19622 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19623 (already_warned_in_frontend_p): Likewise.
19624 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19625 * tree.c (really_constant_p, get_unwidened): Likewise.
19626 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19627 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19628 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19630 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19632 (CONVERT_EXPR_P): Define.
19633 (CASE_CONVERT): Define.
19635 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19637 PR middle-end/36117
19638 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19639 (delete_unmarked_insns): When deleting a call, call
19640 delete_unreachable_blocks.
19641 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19642 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19644 2008-05-08 Richard Guenther <rguenther@suse.de>
19646 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19647 (-ftree-salias): Likewise.
19648 (salias-max-implicit-fields): Remove param documentation.
19649 (salias-max-array-elements): Likewise.
19650 * tree-pass.h (pass_create_structure_vars): Remove.
19651 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19652 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19653 * tree-ssa-alias.c (create_structure_vars): Remove.
19654 (gate_structure_vars): Likewise.
19655 (pass_create_structure_vars): Likewise.
19656 (gate_build_alias): Likewise.
19657 (pass_build_alias): Adjust to run always and dump the function.
19658 * common.opt (ftree-salias): Hide.
19659 * passes.c (init_optimization_passes): Remove
19660 pass_create_structure_vars, adjust comment.
19661 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19662 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19663 * opts.c (decode_options): Do not set flag_tree_salias.
19664 (common_handle_option): Add OPT_ftree_salias to the backward
19665 compatibility section.
19667 2008-05-08 Richard Guenther <rguenther@suse.de>
19669 * tree-flow-inline.h (var_can_have_subvars): Move ...
19670 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19671 * tree-flow.h (var_can_have_subvars): Remove.
19672 (push_fields_onto_fieldstack): Remove.
19673 (sort_fieldstack): Likewise.
19674 (struct fieldoff): Move ...
19675 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19676 alias_set and base_for_components fields.
19677 (sort_fieldstack): Make static.
19678 (push_fields_onto_fieldstack): Likewise. Remove code that
19679 handles anything but RECORD_TYPEs. Remove alias_set and
19680 base_for_components handling.
19681 (create_variable_info_for): Adjust.
19683 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19685 * common.opt (Wframe-larger-than=): Shorten the help message
19687 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19689 2008-05-08 Rafael Espíndola <espindola@google.com>
19691 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19693 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19694 trap and that both operands are gimple values.
19695 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19696 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19699 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19701 * read-rtl.c (join_c_conditions): Return the first string if the
19702 two strings are equal.
19704 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19706 * gensupport.h (pred_data): Add a "num_codes" field.
19707 (add_predicate_code): Declare.
19708 * gensupport.c (add_predicate_code): New function.
19709 (std_pred_table): Add an "allows_const_p" field.
19710 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19711 Remove the (incomplete) list of such codes from the codes field.
19712 (init_predicate_table): Use add_predicate_code. Add all
19713 RTX_CONST_OBJs if allows_const_p is true.
19714 * genrecog.c (process_define_predicate): Use add_predicate_code.
19716 2008-05-08 David Daney <ddaney@avtrex.com>
19717 Richard Sandiford <rsandifo@nildram.co.uk>
19719 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19720 special case of constant zero operands.
19721 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19722 old and new values. Special case constant zero values.
19723 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19725 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19726 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19728 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19731 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19732 similar RTX_CONST_OBJ before CONST_INT.
19734 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19736 * stmt.c (expand_stack_restore): Change sa mode if needed.
19738 2008-05-08 Richard Guenther <rguenther@suse.de>
19740 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19741 return type to bool.
19742 (ix86_sol10_return_in_memory): Likewise.
19743 (ix86_i386elf_return_in_memory): Likewise.
19744 (ix86_i386interix_return_in_memory): Likewise.
19745 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19746 (ix86_sol10_return_in_memory): Likewise.
19747 (ix86_i386elf_return_in_memory): Likewise.
19748 (ix86_i386interix_return_in_memory): Likewise.
19750 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19753 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19755 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19756 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19759 2008-05-08 Richard Guenther <rguenther@suse.de>
19761 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19762 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19763 (DR_SUBVARS): Remove.
19764 * tree-dfa.c (dump_subvars_for): Remove.
19765 (debug_subvars_for): Likewise.
19766 (dump_variable): Do not dump subvars.
19767 (remove_referenced_var): Do not remove subvars.
19768 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19769 (lookup_subvars_for_var): Remove.
19770 (get_subvars_for_var): Likewise.
19771 (get_subvars_at): Likewise.
19772 (get_first_overlapping_subvar): Likewise.
19773 (overlap_subvar): Likewise.
19774 * tree-flow.h (subvar_t): Remove.
19775 (struct var_ann_d): Remove subvars field.
19776 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19777 argument. Remove special handling of SFTs.
19778 (compute_tag_properties): Likewise.
19779 (set_initial_properties): Likewise.
19780 (compute_call_clobbered): Likewise.
19781 (count_mem_refs): Likewise.
19782 (compute_memory_partitions): Likewise.
19783 (compute_flow_insensitive_aliasing): Likewise.
19784 (setup_pointers_and_addressables): Likewise.
19785 (new_type_alias): Likewise.
19786 (struct used_part): Remove.
19787 (used_portions): Likewise.
19788 (struct used_part_map): Likewise.
19789 (used_part_map_eq): Likewise.
19790 (used_part_map_hash): Likewise.
19791 (free_used_part_map): Likewise.
19792 (up_lookup): Likewise.
19793 (up_insert): Likewise.
19794 (get_or_create_used_part_for): Likewise.
19795 (create_sft): Likewise.
19796 (create_overlap_variables_for): Likewise.
19797 (find_used_portions): Likewise.
19798 (create_structure_vars): Likewise.
19799 * tree.def (STRUCT_FIELD_TAG): Remove.
19800 * tree.h (MTAG_P): Adjust.
19801 (struct tree_memory_tag): Remove base_for_components and
19802 unpartitionable flags.
19803 (struct tree_struct_field_tag): Remove.
19804 (SFT_PARENT_VAR): Likewise.
19805 (SFT_OFFSET): Likewise.
19806 (SFT_SIZE): Likewise.
19807 (SFT_NONADDRESSABLE_P): Likewise.
19808 (SFT_ALIAS_SET): Likewise.
19809 (SFT_UNPARTITIONABLE_P): Likewise.
19810 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19811 (union tree_node): Remove sft field.
19812 * alias.c (get_alias_set): Remove special handling of SFTs.
19813 * print-tree.c (print_node): Remove handling of SFTs.
19814 * tree-dump.c (dequeue_and_dump): Likewise.
19815 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19816 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19817 * tree-predcom.c (set_alias_info): Do not set subvars.
19818 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19819 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19820 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19821 (add_vars_for_offset): Remove.
19822 (add_virtual_operand): Remove special handling of SFTs.
19823 (add_call_clobber_ops): Likewise.
19824 (add_call_read_ops): Likewise.
19825 (get_asm_expr_operands): Likewise.
19826 (get_modify_stmt_operands): Likewise.
19827 (get_expr_operands): Likewise.
19828 (add_to_addressable_set): Likewise.
19829 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19830 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19831 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19832 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19833 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19834 (tree_node_structure): Likewise.
19835 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19837 (find_what_p_points_to): Likewise.
19839 2008-05-08 Sa Liu <saliu@de.ibm.com>
19841 * config/spu/spu.md: Fixed subti3 pattern.
19843 2008-05-08 Richard Guenther <rguenther@suse.de>
19845 PR middle-end/36154
19846 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19847 sure to create a representative for trailing arrays for PTA.
19849 2008-05-08 Richard Guenther <rguenther@suse.de>
19851 PR middle-end/36172
19852 * fold-const.c (operand_equal_p): Two objects which types
19853 differ in pointerness are not equal.
19855 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19857 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19858 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19859 (emit_library_call_value_1): Add new variable fndecl initialized by
19860 NULL_TREE. It should be the decl type of orgfun, but this information
19861 seems not to be available here, so it uses the default calling abi.
19862 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19863 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19864 by TARGET_RETURN_IN_MEMORY.
19865 * config/i386/i386-interix.h: Likewise.
19866 * config/i386/i386.h: Likewise.
19867 * config/i386/i386elf.h: Likewise.
19868 * config/i386/ptx4-i.h: Likewise.
19869 * config/i386/sol2-10.h: Likewise.
19870 * config/i386/sysv4.h: Likewise.
19871 * config/i386/vx-common.h: Likewise.
19872 * config/cris/cris.h: Removed #if 0 clause.
19873 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19874 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19876 (ix86_sol10_return_in_memory): Likewise.
19877 (ix86_i386elf_return_in_memory): New.
19878 (ix86_i386interix_return_in_memory): New.
19879 * config/mt/mt-protos.h (mt_return_in_memory): New.
19880 * config/mt/mt.c: Likewise.
19881 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19882 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19883 * config/bfin/bfin.h: Likewise.
19884 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19886 * config/bfin/bfin.c: Likewise.
19887 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19888 * config/alpha/unicosmk.h: Likewise.
19889 * config/i386/cygming.h: Likewise.
19890 * config/iq2000/iq2000.h: Likewise.
19891 * config/mips/mips.h: Likewise.
19892 * config/mn10300/mn10300.h: Likewise.
19893 * config/rs6000/rs6000.h: Likewise.
19894 * config/score/score.h: Likewise.
19895 * config/spu/spu.h: Likewise.
19896 * config/v850/v850.h: Likewise.
19897 * defaults.h: Likewise.
19898 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19899 * expr.c (emit_block_move): Adjust use of
19900 OUTGOING_REG_PARM_STACK_SPACE.
19901 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19902 OUTGOING_REG_PARM_STACK_SPACE.
19903 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19905 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19907 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19908 on OMP_RETURN for OMP_FOR.
19911 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19912 (fortran_common): New function.
19913 (gen_variable_die): Call fortran_common instead of common_check,
19914 adjust for it returning tree instead of rtx. Formatting.
19916 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19920 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19921 * c-decl.c (merge_decls): Ditto.
19922 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19923 to RTL_CONST_OR_PURE_CALL_P.
19924 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19925 Initialized DECL_LOOPING_CONST_PURE.
19926 (process_call_operands): Set tree_side_effects properly.
19927 * tree.h (TREE_READONLY_DECL_P): Removed.
19928 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19929 (DECL_LOOPING_OR_CONST_P): New macro.
19930 (struct tree_function_decl): Added looping_const_or_pure_p.
19931 (ECF_*) Renumbered.
19932 (ECF_LOOPING_OR_CONST_P): New macro.
19933 * rtlanal.c (pure_const_p): Removed.
19934 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19935 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19936 to RTL_CONST_CALL_P.
19937 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19938 (check_decl, check_tree, check_call, scan_function): Initialize
19940 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19941 (static_execute): Set looping true for recursive functions.
19942 Undo setting state to IPA_NEITHER for recursive functions.
19943 * cse.c (cse_insn):
19944 * ifcvt.c (noce_can_store_speculate_p): Changed
19945 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19946 RTL_CONST_OR_PURE_CALL_P.
19947 * dse.c (scan_insn): Ditto.
19948 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19949 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19950 RTL_CONST_OR_PURE_CALL_P.
19951 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19952 pure_call_p to RTL_CONST_CALL_P.
19953 * gimplify.c (gimplify_call_expr): Clear side effects for
19954 non-looping pure and constant calls.
19955 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19956 (flags_from_decl_or_type): Set ecf flags from decl flags.
19957 (initialize_argument_information): Turn off
19958 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19959 Change const to pure if callee_copies is true rather than just
19961 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19962 way of marking pure calls.
19963 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19964 Remove hack that was supposed to fix pr7335 and remove old
19965 way of marking pure calls.
19966 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19967 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19968 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19969 RTL_CONST_OR_PURE_CALL_P.
19970 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19971 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19972 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19973 * sched-deps.c (schedule_analyze): Ditto.
19974 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19975 return_val field of calls to represent pure and const function info.
19976 (CONST_OR_PURE_CALL_P): Deleted macro.
19977 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19978 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19979 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19981 * tree-optimize.c (execute_fixup_cfg): Added test for
19982 ECF_LOOPING_CONST_OR_PURE.
19983 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19985 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19986 effects for looping pure or const calls.
19987 (verify_gimple_expr): Added verification code.
19988 * config/alpha/alpha.c (alpha_legitimize_address,
19989 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19991 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19992 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19993 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19994 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19995 RTL_CONST_OR_PURE_CALL_P.
19996 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19997 and const calls to be deleted.
19999 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20002 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20003 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20004 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20005 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20006 to handle nonimmediate operands.
20007 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20008 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20009 to handle nonimmediate operands.
20010 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20011 (mmx_pmulhrwv4hi3): New expander. Use
20012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20013 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20014 (sse2_umulv1siv1di3): New expander. Use
20015 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20016 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20017 (mmx_eq<mode>3): New expander. Use
20018 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20019 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20020 (mmx_uavgv8qi3): New expander. Use
20021 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20022 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20023 (mmx_uavgv4hi3): New expander. Use
20024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20026 * config/i386/sse.md
20027 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20028 to handle nonimmediate operands.
20029 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20030 to handle nonimmediate operands.
20031 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20032 to handle nonimmediate operands.
20033 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20034 to handle nonimmediate operands.
20035 (sse2_unpckhpd_exp): New expander. Use
20036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20037 (sse2_unpcklpd_exp): New expander. Use
20038 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20039 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20040 to handle nonimmediate operands.
20041 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20042 to handle nonimmediate operands.
20043 (*sse2_<plusminus_insn><mode>3): Rename from
20044 sse2_<plusminus_insn><mode>3 insn pattern.
20045 (sse2_<plusminus_insn><mode>3): New expander. Use
20046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20047 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20048 (sse2_umulv2siv2di3): New expander. Use
20049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20050 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20051 (sse4_1_mulv2siv2di3): New expander. Use
20052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20053 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20054 (sse2_pmaddwd): New expander. Use
20055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20056 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20057 (sse2_eq<mode>3): New expander. Use
20058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20059 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20060 (sse4_1_eqv2di3): New expander. Use
20061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20062 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20063 (sse2_uavgv16qi3): New expander. Use
20064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20065 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20066 (sse2_uavgv16qi3): New expander. Use
20067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20068 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20069 (sse2_uavgv8hi3): New expander. Use
20070 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20071 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20072 (ssse3_pmulhrswv8hi3): New expander. Use
20073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20074 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20075 (ssse3_pmulhrswv4hi3): New expander. Use
20076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20078 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20079 (<sse>_vmmul<mode>3): Ditto.
20080 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20082 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20083 (ssse3_pmaddubsw): Ditto.
20085 * config/i386/i386.c (struct_builtin_description)
20086 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20087 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20088 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20089 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20090 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20091 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20092 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20093 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20094 (ix86_fixup_binary_operands): Assert that src1
20095 and src2 must have the same mode when swapped.
20096 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20097 and ix86_binary_operator_ok. Do not force operands in registers
20100 2008-05-07 Jan Hubicka <jh@suse.cz>
20102 * cgraph.c (dump_cgraph_node): Update.
20103 * cgraph.h (cgraph_local_info): Break out inline summary.
20104 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20106 * ipa-inline (inline_summary): New accestor function.
20107 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20108 cgraph_decide_inlining, compute_inline_parameters): Update.
20109 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20111 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20113 Cleanup ColdFire scheduling support and add V4 pipeline model.
20115 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20116 (define_attr cpu): Add cfv4 value.
20117 (define_attr type, define_attr type1): Merge into a single 'type'
20118 attribute. Update all uses.
20119 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20120 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20122 (define_attr opx_mem, define_attr opy_mem): Remove.
20123 (define_attr op_mem): Clean up, update comment.
20124 (define_attr size): Use specific values instead of general int.
20125 (define_attr guess, define_attr split): Remove. Update all uses.
20126 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20127 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20128 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20129 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20130 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20131 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20132 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20133 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20134 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20135 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20136 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20137 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20138 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20139 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20140 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20141 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20142 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20143 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20144 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20145 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20146 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20147 Update or set attributes.
20148 (stack_tie): New fake instruction.
20150 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20151 (m68k_sched_attr_size): Update declaration.
20152 (m68k_sched_attr_type2): Remove.
20153 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20154 Declare new bypass predicates.
20156 * config/m68k/m68k.c (m68k_sched_issue_rate,
20157 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20159 (TARGET_SCHED_ISSUE_RATE,
20160 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20161 (override_options): Handle scheduling for ColdFire V4 core.
20162 (m68k_expand_prologue): Emit stack_tie.
20163 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20164 'OP_TYPE_FPN'. Update all uses.
20165 (sched_guess_p): Remove.
20166 (sched_address_type): Handle symbolic addresses.
20167 (sched_get_operand): New static function.
20168 (sched_operand_type): Merge into sched_attr_op_type.
20169 (sched_attr_op_type): Handle FP registers, handle quick constants,
20171 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20172 (m68k_sched_attr_size): Update. Move logic to ...
20173 (sched_get_attr_size_int): New static function.
20174 (sched_get_opxy_mem_type): New static function.
20175 (m68k_sched_attr_op_mem): Update.
20176 (m68k_sched_attr_type2): Remove.
20177 (sched_cfv4_bypass_data): New static variable.
20178 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20179 (m68k_sched_issue_rate): Implement scheduler hook.
20180 (struct _sched_ib: enabled_p): New field.
20181 (m68k_sched_variable_issue): Update. Handle V4.
20182 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20183 sched_dump_class_func_t, sched_dump_split_class,
20184 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20185 sched_dump_dfa_class, m68k_sched_dump): Remove.
20186 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20188 (m68k_sched_init_global): Remove statisctics dumping, introduce
20189 sanity check that all instructions have pipeline reservations. Handle
20191 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20192 Handle ColdFire V4 core.
20193 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20194 New static functions.
20195 (m68k_sched_address_bypass_p): New bypass predicate.
20196 (sched_get_indexed_address_scale): New static function.
20197 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20199 * cf.md: Update comments.
20200 (define_attr type2): Remove. Use 'type' attribute instead.
20202 (cf_ib): Rename to cfv123_ib. Update all uses.
20203 (cf_oep): Rename to cfv123_oep. Update all uses.
20204 (cf_chr): Rename to cfv123_chr. Update all uses.
20205 (cf_mem): Rename to cfv123_mem. Update all uses.
20206 (cf_mac): Move to more appropriate place.
20207 (cfv123_guess): New automaton and cpu_unit.
20208 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20209 Update uses of 'size' attribute. Handle before reload scheduling.
20210 (cfv123_guess): New dummy reservation for unhandled instructions.
20211 (cfv4_*): Pipeline description of ColdFire V4 core.
20212 (ignore): New reservation to handle 'ignore' type.
20214 2008-05-07 Ian Lance Taylor <iant@google.com>
20216 PR middle-end/36013
20217 * gimplify.c (find_single_pointer_decl_1): Don't look through
20219 (find_single_pointer_decl): Adjust comments.
20221 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20223 PR middle-end/36137
20224 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20225 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20227 PR middle-end/36106
20228 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20229 integral type rather than floating point, then VIEW_CONVERT_EXPR
20230 to the floating point type.
20232 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20234 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20235 TFmode op0 to register.
20237 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20239 * c-decl.c (grokdeclarator): Comment typo.
20241 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20243 * tree-flow.h: Remove prototype for computed_goto_p.
20244 * tree-cfg.c (computed_goto_p): Make static.
20246 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20249 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20250 (contains_aligned_value_p): This. Handle _Decimal128.
20251 (ix86_function_arg_boundary): Only align _Decimal128 to its
20252 natural boundary and handle it properly.
20254 2008-05-06 Martin Jambor <mjambor@suse.cz>
20256 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20257 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20258 (ipcp_method_set_orig_node): Removed.
20259 (ipcp_cval_get_cvalue_type): Removed.
20260 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20261 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20262 (ipcp_cval_set_cvalue_type): Removed.
20263 (ipcp_cval_get_cvalue): Removed.
20264 (ipcp_cval_set_cvalue): Removed.
20265 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20266 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20267 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20268 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20269 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20270 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20271 (ipcp_get_ith_lattice): Changed parameters.
20272 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20273 (ipcp_lattice_from_jfunc): Changed parameters.
20274 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20275 (ipcp_method_cval_print): Added temporary variable info.
20276 (ipcp_redirect): Removed already unused local variable caller.
20277 (ipcp_redirect): New temporary variable orig_callee_info
20278 (ipcp_redirect): Removed newly unused local variable callee.
20279 (ipcp_redirect): Removed (a bit confusing) local variable type.
20280 (ipcp_insert_stage): Added local variable info.
20281 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20283 (ipcp_formal_create): Removed.
20284 (ipcp_method_cval_set): Removed.
20285 (ipcp_propagate_stage): Renamed lattice variables.
20286 (ipcp_method_cval_set_cvalue_type): Removed.
20287 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20288 (ipcp_print_all_lattices): Changed printed strings to refer to
20289 lattices rather than cvals.
20290 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20291 (ipcp_propagate_const): Changed formal parameters.
20292 (build_const_val): Changed formal parameters.
20293 (ipcp_insert_stage): Removed useless variable cvalue
20294 (build_const_val): Changed formal parameters.
20295 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20296 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20297 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20298 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20299 (ipcp_print_func_profile_counts): Changed string from "method" to
20301 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20302 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20303 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20304 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20305 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20306 (ipcp_lat_is_const): Changed parameters and made inline.
20307 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20308 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20309 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20310 the predicate condition directly
20311 (ipcp_propagate_stage): Added local variable args. Removed local
20312 variable callee. (Both are mere code simplifications.)
20313 (ipcp_method_dont_insert_const): Renamed to
20314 ipcp_node_not_modifiable_p.
20315 (ipcp_node_not_modifiable_p): Made inline.
20316 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20317 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20318 (ipcp_print_all_lattices): Removed variable cvalue
20319 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20322 2008-05-06 Olivier Hainque <hainque@adacore.com>
20324 * tree-sra.c (try_instantiate_multiple_fields): Early return
20325 if field has POINTER_TYPE.
20327 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20329 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20330 by using 'q' specifier for instruction.
20331 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20333 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20335 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20336 Change mode of zero_extract from QImode to HImode.
20337 (sign bit tests peepholes): (Ditto.).
20339 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20341 * config/i386/mmx.md: Remove double backslashes from asm templates.
20342 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20343 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20344 to handle nonimmediate operands.
20345 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20346 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20347 to handle nonimmediate operands.
20348 (*mmx_<code>v2sf3_finite): New insn pattern.
20349 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20350 (mmx_<code>v2sf3): New expander. Use
20351 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20352 (mmx_<plusminus_insn><mode>3): New expander. Use
20353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20354 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20355 (mmx_add<mode>3): Removed.
20356 (mmx_ssadd<mode>3): Ditto.
20357 (mmx_usadd<mode>3): Ditto.
20358 (mmx_sub<mode>3): Ditto.
20359 (mmx_sssub<mode>3): Ditto.
20360 (mmx_ussub<mode>3): Ditto.
20361 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20362 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20363 to handle nonimmediate operands.
20364 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20366 (mmx_smulv4hi3_highpart): New expander. Use
20367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20368 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20370 (mmx_umulv4hi3_highpart): New expander. Use
20371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20372 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20373 (mmx_<code>v4hi3): New expander. Use
20374 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20375 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20376 (mmx_<code>v8qi3): New expander. Use
20377 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20378 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20379 (mmx_<code><mode>3): New expander. Use
20380 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20382 2008-05-05 Jan Hubicka <jh@suse.cz>
20384 PR tree-optimization/36118
20385 * passes.c (pass_init_dump_file): Fix dump header.
20387 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20389 PR middle-end/36141
20390 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20391 VCE for function decls.
20393 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20395 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20397 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20399 * config/i386/i386.md (sat_plusminus): New.
20400 (plusminus_insn): Likewise.
20401 (plusminus_mnemonic): Likewise.
20403 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20404 (*<addsub><mode>3_cc_overflow): Renamed to ...
20405 (*<plusminus_insn><mode>3_cc_overflow): This.
20406 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20407 (*<plusminus_insn>si3_zext_cc_overflow): This.
20409 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20410 (<plusminus_insn><mode>3): This.
20411 (*<addsub><mode>3): Renamed to ...
20412 (*<plusminus_insn><mode>3): This.
20413 (<sse>_vm<addsub><mode>3): Renamed to ...
20414 (<sse>_vm<plusminus_insn><mode>3): This.
20415 (sse3_h<addsub>v4sf3): Renamed to ...
20416 (sse3_h<plusminus_insn>v4sf3): This.
20417 (sse3_h<addsub>v2df3): Renamed to ...
20418 (sse3_h<plusminus_insn>v2df3): This.
20419 (<plusminus_insn><mode>3): New.
20420 (*<plusminus_insn><mode>3): Likewise.
20421 (sse2_<plusminus_insn><mode>3): Likewise.
20422 (add<mode>): Removed.
20423 (*add<mode>3): Likewise.
20424 (sse2_ssadd<mode>3): Likewise.
20425 (sse2_usadd<mode>3): Likewise.
20426 (sub<mode>3): Likewise.
20427 (*sub<mode>3): Likewise.
20428 (sse2_sssub<mode>3): Likewise.
20429 (sse2_ussub<mode>3): Likewise.
20431 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20433 * gthr-single.h: Add in required interface elements as per gthr.h.
20434 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20435 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20436 Generalize UNUSED macro.
20437 (__gthread_once): Add.
20438 (__gthread_key_create): Add.
20439 (__gthread_key_delete): Add.
20440 (__gthread_getspecific): Add.
20441 (__gthread_setspecific): Add.
20443 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20445 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20446 the same size types for the indirect reference on the rhs, then
20449 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20451 * config/i386/i386.md
20452 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20453 one insn template instead of template series.
20454 (*xordi_1_rex64): Ditto.
20455 (*xordi_2_rex64): Ditto.
20457 2008-05-05 Ira Rosen <irar@il.ibm.com>
20459 PR tree-optimization/36119
20460 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20463 2008-06-04 Jan Hubicka <jh@suse.cz>
20465 tree-optimization/36100
20466 * tree-pass.h (pass_O0_always_inline): Declare.
20467 * ipa-inline.c (inline_transform): Remove dead code.
20468 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20469 pass_O0_always_inline): New.
20470 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20472 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20474 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20475 mnemonic in this_param move for TARGET_64BIT.
20477 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20479 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20480 (*strmovsi_rex_1): Ditto.
20481 (*strsetsi_1): Ditto.
20482 (*strsetsi_rex_1): Ditto.
20484 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20485 adddicc expanders using SWI mode iterator.
20487 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20490 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20493 2008-05-04 David S. Miller <davem@davemloft.net>
20495 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20496 (sparc*-*-linux*): Use linux.h in tm_file.
20497 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20498 compiler defaulting to 32-bit.
20499 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20501 * config/sparc/linux.h: Remove definitions now obtained
20502 properly from linux.h
20503 * config/sparc/linux64.h: Likewise.
20504 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20505 don't want this setting for 32-bit builds in a biarch compiler.
20506 * doc/install.texi: Add sparc-linux to list of targets
20507 supporting --enable-targets=all.
20509 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20511 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20513 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20515 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20516 after V4SI_FTYPE_V8HI.
20517 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20518 case V4SI_FTYPE_V2DF.
20520 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20522 * doc/invoke.texi (max-flow-memory-locations): Removed.
20523 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20525 2008-05-03 Richard Guenther <rguenther@suse.de>
20527 PR middle-end/34973
20528 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20530 2008-05-02 David S. Miller <davem@davemloft.net>
20532 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20534 2008-05-02 Simon Baldwin <simonb@google.com>
20537 * c-common.h (warn_array_subscript_range): Removed.
20538 * c-common.c (warn_array_subscript_range): Ditto.
20539 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20540 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20542 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20544 * config/i386/i386.c (ix86_special_builtin_type): New.
20545 (bdesc_special_args): Likewise.
20546 (ix86_expand_special_args_builtin): Likewise.
20547 (ix86_init_mmx_sse_builtins): Updated.
20548 (ix86_expand_builtin): Updated.
20549 (ix86_expand_store_builtin): Removed.
20550 (ix86_expand_unop_builtin): Likewise.
20552 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20553 * config/i386/mmintrin.h (__v2sf): Here.
20555 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20557 (_mm_loadl_pi): Likewise.
20558 (_mm_storeh_pi): Replace __v2si with __v2sf.
20559 (_mm_storel_pi): Likewise.
20561 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20562 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20563 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20564 __builtin_ia32_loadlpd.
20566 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20568 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20569 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20570 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20571 (ix86_init_mmx_sse_builtins): Updated.
20572 (ix86_expand_args_builtin): Likewise.
20573 (ix86_expand_builtin): Likewise.
20574 (ix86_expand_unop1_builtin): Renamed to ...
20575 (ix86_expand_unop_vec_merge_builtin): This.
20577 2008-05-01 Jan Hubicka <jh@suse.cz>
20580 * ipa-inline.c (inline_generate_summary): Make static.
20581 (inline_transform): Do not call inlining at -O0; make static.
20582 * passes.c (execute_todo): Add sanity check.
20583 (execute_one_ipa_transform_pass): Execute proper flags.
20585 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20587 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20588 (DECL_NONADDRESSABLE_P): Likewise.
20589 * alias.c (record_component_aliases): Fix comment.
20591 2008-05-01 Simon Baldwin <simonb@google.com>
20593 * c-common.h (warn_array_subscript_range): New function.
20594 * c-common.c (warn_array_subscript_range): Ditto.
20595 * tree-vrp.c (check_array_ref): Corrected code to agree with
20596 comment, ignoring only arrays of size 0 or size 1.
20597 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20599 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20601 * config/i386/i386.c (ix86_builtin_type): Replace
20602 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20603 (bdesc_args): Updated.
20604 (ix86_init_mmx_sse_builtins): Likewise.
20605 (ix86_expand_args_builtin): Likewise.
20607 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20610 * doc/extend.texi: Correct __builtin_ia32_palignr.
20612 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20615 * config/i386/i386.c (bdesc_crc32): Removed.
20616 (ix86_expand_crc32): Likewise.
20617 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20618 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20619 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20620 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20621 UINT_FTYPE_UINT_UCHAR.
20622 (bdesc_args): Updated. Add crc32 builtins.
20623 (ix86_init_mmx_sse_builtins): Updated.
20624 (ix86_expand_args_builtin): Updated to support subreg.
20626 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20628 2008-05-01 Jan Hubicka <jh@suse.cz>
20630 * tree-pass.h (opt_pass): Add IPA_PASS.
20631 (varpool_node, cgraph_node): Forward declare.
20632 (ipa_opt_pass): Define.
20633 (pass_ipa_inline): Turn into ipa_opt_pass.
20634 (pass_apply_inline): Remove.
20635 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20636 (apply_inline): Turn into ....
20637 (inline_transform): ... this one.
20638 (inline_generate_summary): New function.
20639 (pass_apply_inline): Remove.
20640 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20642 (struct function): Add ipa_transforms_to_apply.
20643 * passes.c (register_one_dump_file): Work on IPA_PASS.
20644 (init_optimization_passes): Remove pass_inline_parameters and
20646 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20647 (execute_one_pass) ... here; apply transforms when possible.
20648 (add_ipa_transform_pass, execute_ipa_summary_asses,
20649 execute_one_ipa_transform_pass): New.
20650 (execute_ipa_pass_list): Update for IPA_PASS type.
20652 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20654 * config/i386/i386.c (ix86_builtin_type): Add
20655 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20656 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20657 (bdesc_args): Add SSE4a builtins.
20658 (ix86_init_mmx_sse_builtins): Updated.
20659 (ix86_expand_args_builtin): Likewise.
20660 (ix86_expand_builtin): Likewise.
20662 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20664 * config/i386/i386.c (ix86_builtin_type): Add
20665 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20666 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20667 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20668 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20669 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20670 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20671 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20672 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20673 and DI_FTYPE_DI_DI_INT.
20674 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20675 (ix86_init_mmx_sse_builtins): Updated.
20676 (ix86_expand_args_builtin): Likewise.
20677 (ix86_expand_builtin): Likewise.
20678 (ix86_expand_binop_imm_builtin): Removed.
20680 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20682 2008-04-30 Richard Guenther <rguenther@suse.de>
20684 PR tree-optimization/32921
20685 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20687 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20689 * config/arm/arm.c (arm_unwind_emit): Use
20690 crtl->all_throwers_are_sibcalls instead of
20691 cfun->all_throwers_are_sibcalls.
20692 (arm_output_fn_unwind): Likewise.
20693 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20694 instead of cfun->uses_pic_offset_table.
20695 (frv_expand_prologue): Likewise.
20696 (frv_frame_pointer_required): Likewise.
20697 (frv_expand_fdpic_call): Likewise.
20698 (frv_emit_movsi): Likewise.
20699 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20700 cfun->returns_pcc_struct instead of
20701 current_function_returns_pcc_struct.
20702 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20703 instead of cfun->calls_eh_return.
20704 (m32c_pushm_popm): Likewise.
20705 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20706 "extern" declaration.
20708 2008-04-30 Richard Guenther <rguenther@suse.de>
20710 PR tree-optimization/21636
20711 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20713 (evaluate_stmt): Print the likely value.
20714 (ccp_visit_stmt): Avoid excessive vertical spacing.
20716 2008-04-30 Rafael Espíndola <espindola@google.com>
20718 * builtins.c (fold_call_expr): Return realret.
20719 * tree-ssa-threadedge.c
20720 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20721 __builtin_object_size.
20723 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20725 * gcc.c (wrapper_string): New variable.
20726 (insert_wrapper): New function.
20727 (execute): New option -wrapper.
20728 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20730 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20732 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20733 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20734 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20736 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20737 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20738 config/rs6000/e500crtres64gprctr.asm,
20739 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20740 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20741 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20742 config/rs6000/e500crtsav64gprctr.asm,
20743 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20744 config/rs6000/e500crtsavg64gprctr.asm: New files.
20745 * config/rs6000/t-ppccomm: Add build rules for new files.
20746 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20747 * config/rs6000/t-netbsd: Add build rules for new files.
20748 (LIB2FUNCS_STATIC_EXTRA): New variable.
20749 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20750 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20751 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20753 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20755 * config/i386/i386.c (ix86_builtin_type): Add
20756 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20757 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20758 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20759 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20760 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20761 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20762 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20763 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20764 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20765 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20766 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20767 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20768 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20769 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20770 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20771 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20772 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20773 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20774 V1DI_FTYPE_V2SI_V2SI.
20775 (bdesc_2arg): Moved to ...
20776 (bdesc_args): Here.
20777 (ix86_init_mmx_sse_builtins): Updated.
20778 (ix86_expand_args_builtin): Updated. Take a pointer
20779 to const struct builtin_description. Handle comparison
20781 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20782 (ix86_expand_builtin): Updated.
20784 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20785 (ssse3_pmaddubsw128): This.
20786 (ssse3_pmaddubswv4hi3): Renamed to ...
20787 (ssse3_pmaddubsw): This.
20789 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20790 (__builtin_ia32_packssdw128): Likewise.
20791 (__builtin_ia32_packuswb128): Likewise.
20792 (__builtin_ia32_pmaddubsw): Likewise.
20793 (__builtin_ia32_pmaddubsw128): Likewise.
20795 2008-04-30 Richard Guenther <rguenther@suse.de>
20797 PR tree-optimization/14847
20798 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20799 (recognize_bits_test): Use it.
20800 (recognize_single_bit_test): Likewise.
20802 2008-04-30 Martin Jambor <mjambor@suse.cz>
20804 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20805 instead of setting number of formal parameters to zero.
20806 (ipcp_init_stage): Do not set the number of actual parameters to zero
20808 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20809 which are called with variable number of arguments.
20810 (ipcp_insert_stage): Explicitely skipping all nodes which are
20811 called with variable number of arguments.
20812 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20813 number of parameters.
20815 * ipa-prop.h (struct ipa_node_params): Added flag
20816 called_with_var_arguments
20817 (ipa_set_param_count): Added. Changed sole setter to use it.
20818 (ipa_get_param_count): Added. All readers of param_count
20819 converted to use it instead.
20820 (ipa_set_called_with_variable_arg): Added.
20821 (ipa_is_called_with_var_arguments): Added.
20822 (ipa_get_ith_param): Added. All readers of param_decls converted
20824 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20826 (ipa_get_cs_argument_count): Added, all readers of argument_count
20828 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20831 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20832 (struct ipcp_lattice): Renamed cval_type to type
20833 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20835 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20836 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20837 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20838 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20839 (build_const_val): Changed the type of parameter cvalue to tree
20840 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20841 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20843 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20846 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20847 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20848 (ipa_add_method): Renamed to ipa_push_func_to_list
20849 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20850 (ipa_callsite_param_count): Removed.
20851 (ipa_callsite_param_count_set): Removed.
20852 (ipa_callsite_param): Removed.
20853 (ipa_callsite_callee): Removed.
20854 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20855 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20856 (ipa_method_formal_count): Removed.
20857 (ipa_method_formal_count_set): Removed.
20858 (ipa_method_get_tree): Removed.
20859 (ipa_method_tree_map_create): Removed.
20860 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20861 (ipa_create_param_decls_array): Creates the array itself
20862 (ipa_create_param_decls_array): Temporary variable info instead of
20863 a few dereferences.
20864 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20865 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20866 (get_type): Removed.
20867 (ipa_jf_get_info_type): Removed.
20868 (ipa_node_create): Renamed to ipa_create_node_params
20869 (ipa_free): Renamed to ipa_free_all_node_params
20870 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20871 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20872 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20873 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20874 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20875 ipa_free_all_edge_args
20876 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20877 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20878 (ipa_create_methodlist_node): Removed.
20879 (ipa_methodlist_method): Removed.
20880 (ipa_methodlist_method_set): Removed.
20881 (ipa_methodlist_next_method): Removed.
20882 (ipa_methodlist_next_method_set): Removed.
20883 (ipa_method_is_modified): Removed.
20884 (ipa_method_modify_create): Removed.
20885 (ipa_method_modify_init): Temporary variable info instead of a few
20887 (ipa_detect_param_modifications): Temporary variable info instead of
20888 a few dereferences.
20889 (ipa_compute_jump_functions): Temporary variable info instead of
20890 a few dereferences.
20891 (ipa_method_modify_set): Removed.
20892 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20893 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20894 than craph_node as the first parameter.
20895 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20896 (ipa_method_modify_init): Removed.
20897 (ipa_compute_jump_functions): Added a temp variable instead of
20898 repeatadly dereferencing the cgraph_edge.aux pointer
20899 (ipa_callsite_param_set_type): Removed.
20900 (ipa_compute_jump_functions): i renamed to index and moved to
20902 (ipa_callsite_param_set_info_type_formal): Removed.
20903 (ipa_callsite_param_set_info_type): Removed.
20904 (ipa_callsite_param_map_create): Removed.
20905 (ipa_callsite_tree): Removed.
20906 (ipa_callsite_caller): Removed.
20907 (ipa_pop_func_from_list): return_method removed to return_func
20909 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20910 prefixed all values with IPA_. Changed all users.
20911 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20912 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20913 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20914 (union parameter_info): Renamed to jump_func_value.
20915 (union jump_func_value): Renamed value to constant
20916 (struct ipa_jump_func): Renamed info_type to value
20917 (struct ipa_node): Renamed to ipa_node_params
20918 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20919 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20920 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20921 (struct ipa_edge): Renamed to ipa_edge_args
20922 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20923 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20924 (struct ipa_methodlist): Renamed to ipa_func_list
20925 (struct ipa_func_list): method_p renamed to node, next_method
20927 (ipa_methodlist_p): Removed, switched all users to struct pointer
20928 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20930 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20932 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20933 (rs6000_emit_epilogue): Use backchain to restore only when we
20934 have a large frame. Make use of frame pointer to restore if we
20935 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20937 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20939 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20940 Add mode to zero_extract.
20941 (sign bit tests peepholes): (Ditto.).
20943 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20945 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20946 Instructions in comments with SSE3.
20947 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20948 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20949 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20950 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20951 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20952 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20953 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20954 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20955 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20956 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20957 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20958 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20959 (bdesc_sse_args): Renamed to ...
20960 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20961 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20962 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20963 IX86_BUILTIN_FABSQ.
20964 (bdesc_1arg): Moved to ...
20965 (bdesc_args): Here.
20966 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20967 Instructions in comments with SSE3.
20968 (ix86_expand_sse_operands_builtin): Renamed to ...
20969 (ix86_expand_args_builtin): This. Updated.
20970 (ix86_expand_unop1_builtin): Update comments.
20971 (ix86_expand_builtin): Updated.
20973 2008-04-29 Richard Guenther <rguenther@suse.de>
20975 PR tree-optimization/36078
20976 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20977 Update virtual SSA form after cleaning up the CFG.
20979 2008-04-29 Richard Guenther <rguenther@suse.de>
20981 PR middle-end/15255
20982 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20984 2008-04-29 Richard Guenther <rguenther@suse.de>
20986 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20987 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20988 (compute_flow_insensitive_aliasing): Do not treat
20989 PTR_IS_REF_ALL pointers special.
20990 (get_smt_for): Likewise.
20991 (may_alias_p): Re-structure.
20992 (is_escape_site): A ref-all pointer conversion is not an escape site.
20993 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20994 PTR_IS_REF_ALL pointers special.
20995 * tree-ssa-structalias.h (struct alias_info): Remove
20996 ref_all_symbol_mem_tag field.
20997 (PTR_IS_REF_ALL): Remove.
20999 2008-04-29 Richard Guenther <rguenther@suse.de>
21001 PR middle-end/36077
21002 * fold-const.c (extract_muldiv_1): In combining division constants
21003 make sure to never overflow.
21005 2008-04-29 Nick Clifton <nickc@redhat.com>
21007 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21009 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21012 * optc-gen.awk: Work around HP-UX/IA awk bug.
21014 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21016 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21019 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21022 * config/i386/i386.md
21023 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21024 Change operand 1 predicate to nonimmediate_operand.
21026 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21029 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21031 * gengtype.c (walk_type, write_func_for_structure): Handle
21033 * doc/gty.texi: Document chain_circular.
21035 2008-04-28 Richard Guenther <rguenther@suse.de>
21037 PR tree-optimization/36066
21038 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21041 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21044 * config/i386/i386.md
21045 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21046 Use match_scratch instead of match_operand for operands 3 and 4.
21048 2008-04-27 Richard Guenther <rguenther@suse.de>
21050 PR tree-optimization/18754
21051 PR tree-optimization/34223
21052 * tree-pass.h (pass_complete_unrolli): Declare.
21053 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21054 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21055 Rewrite loop into loop closed SSA form if it is not already.
21056 (tree_unroll_loops_completely): Re-structure to iterate over
21057 innermost loops with intermediate CFG cleanups.
21058 Unroll outermost loops only if requested or the code does not grow
21060 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21061 loops are available.
21062 (tree_vectorize): Instead do so here.
21063 (tree_complete_unroll): Also unroll outermost loops.
21064 (tree_complete_unroll_inner): New function.
21065 (gate_tree_complete_unroll_inner): Likewise.
21066 (pass_complete_unrolli): New pass.
21067 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21068 uses outside of the loop.
21069 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21070 form if it is available.
21071 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21072 * passes.c (init_optimization_passes): Schedule complete inner
21073 loop unrolling pass before the first CCP pass after final inlining.
21075 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21077 * targhooks.h (default_emutls_var_fields,
21078 default_emutls_var_init): Declare.
21079 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21080 * target.h (struct gcc_target): Add struct emutls member.
21081 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21082 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21083 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21084 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21085 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21086 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21087 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21088 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21089 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21090 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21091 emit debug information.
21092 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21093 * varasm.c: Include targhooks.h.
21094 (emutls_object_section, emutls_tmpl_section): New.
21095 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21096 (EMUTLS_SEPARATOR): New.
21097 (prefix_name): New.
21098 (get_emutls_object_name): New.
21099 (default_emutls_var_fields): New, broken out of ...
21100 (get_emutls_object_type): ... here. Adjust to use target hooks.
21101 (get_emutls_init_templ_addr): Adjust to use target hooks.
21102 (emutls_decl): Adjust to use target hooks.
21103 (emutls_finish): Likewise.
21104 (default_emutls_var_init): New, broken out of ...
21105 (assemble_variable): ... here. Adjust to use target hooks.
21106 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21107 SECCAT_EMUTLS_TMPL.
21108 * c-common.c (handle_section_attribute): Prevent overriding
21109 sections for emulated tls with special sections.
21110 * config/i386/i386.c (x86_64_elf_select_section): Add
21111 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21112 (x86_64_elf_unique_section): Likewise.
21113 * config/vxworks.c: Include tree.h.
21114 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21115 (vxworks_override_options): Set TLS scheme.
21116 * doc/tm.texi (Emulated TLS): New node.
21118 2008-04-26 Simon Baldwin <simonb@google.com>
21121 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21122 with propagated string constants.
21124 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21126 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21127 constraint for operand 2 when operand 0 is memory operand.
21128 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
21129 operand 0 is memory operand.
21130 (fix_trunc<mode>_i387_with_temp): Ditto.
21131 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21132 operand 2 when operand 1 is memory operand.
21133 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21134 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21135 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21136 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21137 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21138 operands 2,3 and 4 when operand 1 is memory operand.
21139 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21141 (fistdi2_floor_with_temp): Ditto.
21142 (fist<mode>2_floor_with_temp): Ditto.
21143 (fistdi2_ceil_with_temp): Ditto.
21144 (fist<mode>2_ceil_with_temp): Ditto.
21145 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21147 2008-04-26 David Daney <ddaney@avtrex.com>
21149 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21151 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21152 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21153 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21154 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21155 (compare_and_swap_12): New insn.
21156 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21157 * config/mips/mips.c (mips_force_binary): New function.
21158 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21159 (mips_expand_compare_and_swap_12): New function.
21160 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21162 2008-04-25 Jan Hubicka <jh@suse.cz>
21165 * cfgexpand.c (pass_expand): Turn into RTL pass.
21166 * passes.c (execute_one_pass): Do pass typechecking after execution.
21167 * tree-pass.h (pass_expand): Turn into RTL pass.
21169 * function.h (struct rtl_data): Move here fields
21170 accesses_prior_frames, calls_eh_return, saves_all_registers,
21171 has_nonlocal_goto, has_asm_statement, is_thunk,
21172 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21173 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21174 arg_pointer_save_area_init from struct function; turn into bool.
21175 (struct function): Move
21176 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21177 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21178 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21179 tail_call_emit, arg_pointer_save_area_init
21180 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21181 (current_function_returns_struct, current_function_returns_pcc_struct,
21182 current_function_calls_setjmp, current_function_calls_alloca,
21183 current_function_accesses_prior_frames,
21184 current_function_calls_eh_return, current_function_is_thunk,
21185 current_function_stdarg, current_function_profile,
21186 current_function_limit_stack, current_function_uses_pic_offset_table,
21187 current_function_uses_const_pool, current_function_has_nonlocal_label,
21188 current_function_saves_all_registers,
21189 current_function_has_nonlocal_goto,
21190 current_function_has_asm_statement): Remove accesor macros.
21191 * ra-conflict.c (global_conflicts): Update.
21192 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21193 (suitable_for_tail_call_opt_p): Update.
21194 * builtins.c (expand_builtin_return_addr): Update.
21195 (expand_builtin_setjmp_setup): Update.
21196 (expand_builtin_nonlocal_goto): Update.
21197 * final.c (final_start_function): Update.
21198 (profile_function): Update.
21199 (leaf_function_p): Update.
21200 (only_leaf_regs_used): Update.
21201 * df-scan.c (df_get_exit_block_use_set): Update.
21202 * dojump.c (clear_pending_stack_adjust): Update.
21203 * tree-stdarg.c (gate_optimize_stdarg): Update.
21204 * gimple-low.c (lower_function_body): Update.
21205 * global.c (compute_regsets): Update.
21206 (global_alloc): Update.
21207 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21208 * expr.c (expand_assignment): Update.
21209 * dse.c (dse_step0): Update.
21210 (dse_step1): Update.
21211 * c-decl.c (store_parm_decls): Update.
21212 * local-alloc.c (combine_regs): Update.
21213 (find_free_reg): Update.
21214 * function.c (assign_parms_augmented_arg_list): Update.
21215 (assign_parm_find_data_types): Update.
21216 (assign_parms): Update.
21217 (allocate_struct_function): Update.
21218 (expand_function_start): Update.
21219 (expand_function_end): Update.
21220 (get_arg_pointer_save_area): Update.
21221 (thread_prologue_and_epilogue_insns): Update.
21222 (rest_of_match_asm_constraints): Update.
21223 * stor-layout.c (variable_size): Update.
21224 * gcse.c (gcse_main): Update.
21225 (bypass_jumps): Update.
21226 * gimplify.c (gimplify_function_tree): Update.
21227 * calls.c (emit_call_1): Update.
21228 (expand_call): Update.
21229 * bt-load.c (compute_defs_uses_and_gen): Update.
21230 * except.c (sjlj_assign_call_site_values): Update.
21231 (sjlj_emit_function_enter): Update.
21232 (can_throw_external): Update.
21233 (set_nothrow_function_flags): Update.
21234 (expand_builtin_unwind_init): Update.
21235 (expand_eh_return): Update.
21236 (convert_to_eh_region_ranges): Update.
21237 (output_function_exception_table): Update.
21238 * emit-rtl.c (gen_tmp_stack_mem): Update.
21239 * cfgexpand.c (expand_used_vars): Update.
21240 (tree_expand_cfg): Update.
21241 * cfgcleanup.c (rest_of_handle_jump): Update.
21242 * explow.c (allocate_dynamic_stack_space): Update.
21243 * varasm.c (assemble_start_function): Update.
21244 (force_const_mem): Update.
21245 (mark_constant_pool): Update.
21246 * tree-optimize.c (tree_rest_of_compilation): Update.
21247 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21248 * tree-cfg.c (notice_special_calls): Update.
21249 (is_ctrl_altering_stmt): Update.
21250 (tree_can_make_abnormal_goto): Update.
21251 (tree_purge_dead_abnormal_call_edges): Update.
21252 * config/alpha/predicates.md: Update.
21253 * config/alpha/alpha.c (alpha_sa_mask): Update.
21254 (alpha_sa_size): Update.
21255 (alpha_does_function_need_gp): Update.
21256 (alpha_expand_prologue): Update.
21257 (alpha_start_function): Update.
21258 (alpha_output_function_end_prologue): Update.
21259 (alpha_expand_epilogue): Update.
21260 * config/frv/frv.c (frv_stack_info): Update.
21261 (frv_expand_epilogue): Update.
21262 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21263 (s390_register_info): Update.
21264 (s390_frame_info): Update.
21265 (s390_init_frame_layout): Update.
21266 (s390_can_eliminate): Update.
21267 (save_gprs): Update.
21268 * config/spu/spu.c (spu_split_immediate): Update.
21269 (need_to_save_reg): Update.
21270 (spu_expand_prologue): Update.
21271 (spu_expand_epilogue): Update.
21272 * config/sparc/sparc.md: Update.
21273 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21274 (sparc_tls_got): Update.
21275 (legitimize_pic_address): Update.
21276 (sparc_emit_call_insn): Update.
21277 (sparc_expand_prologue): Update.
21278 (output_return): Update.
21279 (print_operand): Update.
21280 (sparc_function_ok_for_sibcall): Update.
21281 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21282 * config/m32r/m32r.md: Update.
21283 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21284 (m32r_compute_frame_size): Update.
21285 (m32r_expand_prologue): Update.
21286 (m32r_expand_epilogue): Update.
21287 (m32r_legitimize_pic_address): Update.
21288 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21289 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21290 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21291 (gen_push): Update.
21292 (ix86_save_reg): Update.
21293 (ix86_compute_frame_layout): Update.
21294 (ix86_expand_prologue): Update.
21295 (ix86_expand_epilogue): Update.
21296 * config/sh/sh.c (output_stack_adjust): Update.
21297 (calc_live_regs): Update.
21298 (sh5_schedule_saves): Update.
21299 (sh_expand_prologue): Update.
21300 (sh_expand_epilogue): Update.
21301 (sh_setup_incoming_varargs): Update.
21302 (sh_allocate_initial_value): Update.
21303 (sh_get_pr_initial_val): Update.
21304 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21305 * config/sh/sh.md (label:): Update.
21306 * config/avr/avr.c (out_movhi_mr_r): Update.
21307 * config/crx/crx.h (enum): Update.
21308 * config/xtensa/xtensa.h (along): Update.
21309 * config/stormy16/stormy16.c Update.
21310 (xstormy16_compute_stack_layout): Update.
21311 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21312 (fr30_expand_prologue): Update.
21313 * config/cris/cris.c (cris_conditional_register_usage): Update.
21314 (cris_reg_saved_in_regsave_area): Update.
21315 (cris_initial_frame_pointer_offset): Update.
21316 (cris_simple_epilogue): Update.
21317 (cris_expand_prologue): Update.
21318 (cris_expand_epilogue): Update.
21319 (cris_expand_pic_call_address): Update.
21320 (cris_asm_output_symbol_ref): Update.
21321 (cris_asm_output_label_ref): Update.
21322 * config/cris/cris.md Update.
21323 * config/iq2000/iq2000.c (compute_frame_size): Update.
21324 (iq2000_expand_epilogue): Update.
21325 * config/mt/mt.h (save_direction): Update.
21326 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21327 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21328 (ia64_secondary_reload_class): Update.
21329 * config/m68k/m68k.c (m68k_save_reg): Update.
21330 (m68k_expand_prologue): Update.
21331 (m68k_expand_epilogue): Update.
21332 (legitimize_pic_address): Update.
21333 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21334 (first_reg_to_save): Update.
21335 (first_altivec_reg_to_save): Update.
21336 (compute_vrsave_mask): Update.
21337 (compute_save_world_info): Update.
21338 (rs6000_stack_info): Update.
21339 (spe_func_has_64bit_regs_p): Update.
21340 (rs6000_ra_ever_killed): Update.
21341 (rs6000_emit_eh_reg_restore): Update.
21342 (rs6000_emit_allocate_stack): Update.
21343 (rs6000_emit_prologue): Update.
21344 (rs6000_emit_epilogue): Update.
21345 (rs6000_output_function_epilogue): Update.
21346 (output_profile_hook): Update.
21347 (rs6000_elf_declare_function_name): Update.
21348 * config/rs6000/rs6000.h (rs6000_args): Update.
21349 * config/rs6000/rs6000.md: Update.
21350 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21351 * config/arc/arc.c (arc_output_function_epilogue): Update.
21352 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21353 * config/darwin.c (machopic_function_base_name): Update.
21354 * config/score/score3.c (score3_compute_frame_size): Update.
21357 (score3_epilogue): Update.
21358 * config/score/score7.c (score7_compute_frame_size): Update.
21359 (score7_prologue): Update.
21360 (score7_epilogue): Update.
21361 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21362 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21363 * config/arm/arm.c (use_return_insn): Update.
21364 (require_pic_register): Update.
21365 (arm_load_pic_register): Update.
21366 (arm_compute_save_reg0_reg12_mask): Update.
21367 (arm_compute_save_reg_mask): Update.
21368 (thumb1_compute_save_reg_mask): Update.
21369 (output_return_instruction): Update.
21370 (arm_output_function_prologue): Update.
21371 (arm_output_epilogue): Update.
21372 (arm_get_frame_offsets): Update.
21373 (arm_expand_prologue): Update.
21374 (thumb_pushpop): Update.
21375 (thumb_exit): Update.
21376 (thumb1_expand_prologue): Update.
21377 (thumb1_expand_epilogue): Update.
21378 (arm_unwind_emit): Update.
21379 (arm_output_fn_unwind): Update.
21380 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21381 * config/arm/arm.md: Update.
21382 * config/pa/pa.md: Update.
21383 * config/pa/pa.c (legitimize_pic_address): Update.
21384 (compute_frame_size): Update.
21385 (hppa_expand_prologue): Update.
21386 (hppa_expand_epilogue): Update.
21387 (borx_reg_operand): Update.
21388 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21389 (HARD_REGNO_RENAME_OK): Update.
21390 * config/mips/mips.c (mips_global_pointer): Update.
21391 (mips_save_reg_p): Update.
21392 (mips_compute_frame_info): Update.
21393 (mips_frame_pointer_required): Update.
21394 (mips_expand_prologue): Update.
21395 (mips_expand_epilogue): Update.
21396 (mips_can_use_return_insn): Update.
21397 (mips_reorg_process_insns): Update.
21398 * config/v850/v850.c (compute_register_save_size): Update.
21399 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21400 * config/mmix/mmix.c (along): Update.
21401 (mmix_expand_epilogue): Update.
21402 * config/bfin/bfin.c (legitimize_pic_address): Update.
21403 (must_save_p): Update.
21404 (stack_frame_needed_p): Update.
21405 (add_to_reg): Update.
21406 (bfin_expand_prologue): Update.
21407 * stmt.c (expand_asm_operands): Update.
21408 * reload1.c (reload): Update.
21409 (init_elim_table): Update.
21411 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21413 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21415 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21417 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21418 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21419 (mov<mode>): Removed.
21420 (*movv4sf_internal): Likewise.
21421 (*movv2df_internal): Likewise.
21423 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21425 * config.gcc (crx-*-elf): Remove deprecation.
21427 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21429 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21430 __gcc_deregister_frame with atexit.
21431 (deregister_frame_dtor): Remove.
21433 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21434 Nathan Sidwell <nathan@codesourcery.com>
21436 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21438 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21439 (rs6000_isel): Likewise.
21440 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21441 (rs6000_isel): New variable.
21442 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21444 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21447 * c-common.c (handle_vector_size_attribute): Call
21448 lang_hooks.types.reconstruct_complex_type instead of
21449 reconstruct_complex_type.
21450 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21451 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21452 * langhooks.h (struct lang_hooks_for_types): Add
21453 reconstruct_complex_type hook.
21454 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21455 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21457 2008-04-24 Richard Guenther <rguenther@suse.de>
21459 * c-common.h (check_builtin_function_arguments): Declare.
21460 * c-common.c (validate_nargs): New function.
21461 (check_builtin_function_arguments): Likewise.
21462 * c-typeck.c (build_function_call): Call
21463 check_builtin_function_arguments.
21464 * builtins.c (fold_builtin_classify): Remove error reporting code.
21465 (fold_builtin_unordered_cmp): Likewise.
21466 (fold_builtin_1): Likewise.
21467 (fold_builtin_n): Likewise.
21469 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21471 PR tree-optimization/36008
21472 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21473 the original op1, rather than delta by step.
21475 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21476 Sebastian Pop <sebastian.pop@amd.com>
21478 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21479 eliminate_local_variables_stmt, eliminate_local_variables,
21480 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21481 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21482 of code delimited by two edges in the CFG.
21483 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21484 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21485 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21486 the case of parallelisation of reductions.
21487 (expr_invariant_in_region_p): New.
21489 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21490 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21492 2008-04-24 Ira Rosen <irar@il.ibm.com>
21493 Richard Guenther <rguenther@suse.de>
21495 PR tree-optimization/36034
21496 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21497 incapable of dealing with loads with gaps.
21499 2008-04-24 Rafael Espíndola <espindola@google.com>
21501 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21502 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21503 vrp_evaluate_conditional.
21504 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21505 (vrp_evaluate_conditional): Split the cond argument.
21506 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21507 (simplify_stmt_for_jump_threading): Update call to
21508 vrp_evaluate_conditional.
21510 2008-04-24 Ira Rosen <irar@il.ibm.com>
21512 PR tree-optimization/35982
21513 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21514 interleaved data-refs are of the same type.
21516 2008-04-24 Danny Smith <dannysmith@users.net>
21518 * c-format.c (check_format_info_main): Use strncmp rather than a
21519 magic prefix to handle multichar length specs.
21520 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21521 Don't prefix "I64" and "I32" with '\0'.
21523 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21526 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21527 in registers for -m32 only if stdarg_p (fntype).
21529 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21531 PR rtl-optimization/36006
21532 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21533 temp to op0 in order to avoid invalid rtx sharing.
21535 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21537 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21538 check TREE_INVARIANT.
21539 * tree-gimple.c (is_gimple_address): New.
21540 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21541 * tree-gimple.h (is_gimple_address): New.
21542 * tree.h (decl_address_invariant_p): New.
21543 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21544 (build_string): Likewise.
21545 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21546 (tree_invariant_p_1): Likewise.
21547 (save_expr): Use it.
21548 (tree_invariant_p): New.
21549 (skip_simple_arithmetic): Use it.
21550 (stabilize_reference_1): Use it.
21551 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21553 (build1_stat): Drop code to compute TREE_INVARIANT.
21554 (build2_stat): Drop code to compute TREE_INVARIANT.
21555 (build3_stat): Drop code to compute TREE_INVARIANT.
21556 (build4_stat): Drop code to compute TREE_INVARIANT.
21557 (build5_stat): Drop code to compute TREE_INVARIANT.
21558 (build7_stat): Drop code to compute TREE_INVARIANT.
21559 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21560 * tree.h (struct tree_base): Remove invariant_flag.
21561 (TREE_INVARIANT): Remove.
21562 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21563 (fold_builtin_expect): Check TREE_CONSTANT.
21564 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21565 * c-tree.h (c_expr_to_decl): Drop third parameter.
21566 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21567 (build_c_cast): Don't set TREE_INVARIANT.
21568 (pop_init_level): Don't set TREE_INVARIANT.
21569 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21570 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21572 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21573 (gimplify_addr_expr): Adjust comment.
21574 * tree-mudflap.c (mf_build_string):
21575 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21576 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21577 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21578 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21579 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21580 * langhooks.h (struct lang_hooks): Drop third parameter from
21583 2008-04-23 Richard Guenther <rguenther@suse.de>
21585 PR tree-optimization/27799
21586 PR tree-optimization/32921
21587 PR tree-optimization/32624
21588 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21589 SMTs aliases and the tag itself into the solution.
21590 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21591 merge the points-to solution back into the SMT aliases.
21592 (may_alias_p): Use alias_set_subset_of instead of
21593 aliases_conflict_p. A pointer which points to
21594 memory with alias set zero may access any variable.
21596 2008-04-23 Richard Guenther <rguenther@suse.de>
21598 * alias.c (alias_set_subset_of): Correctly handle asking
21599 if zero is a subset of an alias set with zero child.
21600 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21601 (compute_flow_insensitive_aliasing): Correctly walk all
21602 pointers. Do not unnecessarily union sets.
21604 2008-04-23 Richard Guenther <rguenther@suse.de>
21606 PR middle-end/36021
21607 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21609 2008-04-22 Tomas Bily <tbily@suse.cz>
21611 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21613 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21615 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21616 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21617 * tree-inline.c (estimate_num_insns_1): Likewise.
21618 * varasm.c (const_hash_1, compare_constant, copy_constant)
21619 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21620 * emit-rtl.c (component_ref_for_mem_expr)
21621 (set_mem_attributes_minus_bitpos): Likewise.
21622 * expr.c (highest_pow2_factor, expand_expr_real_1)
21623 (is_aligning_offset): Likewise.
21624 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21625 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21626 * dojump.c (do_jump): Likewise.
21627 * builtins.c (get_pointer_alignment, get_memory_rtx)
21628 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21629 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21631 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21633 PR rtl-optimization/36017
21634 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21635 expanding the library call.
21637 2008-04-22 Ian Lance Taylor <iant@google.com>
21639 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21640 than size_in_bytes.
21642 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21644 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21645 of LR/CTR moves for Power6.
21647 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21649 PR middle-end/36003
21650 * passes.c (init_optimization_passes): Remove
21651 pass_fast_rtl_byte_dce.
21653 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21656 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21657 builtin functions to generate faster code.
21658 (_mm_cvtpu16_ps): Ditto.
21659 (_mm_cvtpi32x2_ps): Ditto.
21661 2008-04-22 Nick Clifton <nickc@redhat.com>
21663 * common.opt (ftree-loop-distribution): Add Optimization
21666 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21667 (frv_expand_builtin_va_start): Likewise.
21669 * config/arm/arm.c (thumb_find_work_register): Fix location of
21670 argument register count.
21672 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21674 Support scheduling for ColdFire V1 and V3 microarchitecture.
21675 Improve scheduling of multiplication instructions.
21677 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21678 (mac): New instruction attribute.
21679 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21680 (m68k_sched_mac): New variable.
21681 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21682 Handle cfv1 and cfv3.
21683 (max_insn_size): New static variable.
21684 (struct _sched_ib): New type.
21685 (sched_ib): New static variable.
21686 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21687 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21688 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21690 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21691 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21692 new variables. Update.
21693 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21694 Add modeling of cfv3 instruction buffer. Update.
21695 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21696 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21697 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21698 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21699 a particular reservation applies to.
21700 (type2): Reorganize attribute values. Rename alu to alu_reg,
21701 alu_l to alu, move_l to omove. Join move to alu. Split mul
21702 to mul_l and mul_w.
21703 (cf_ib_*): Simplify description of instruction buffer.
21704 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21705 (cf_mem): Split into cf_mem1 and cf_mem2.
21706 (cf_v2_move_??): Rename to cfv12_alu_??.
21707 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21708 (cf_v2_mul_??): Remove reservations.
21709 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21710 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21711 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21713 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21714 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21715 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21716 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21717 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21718 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21719 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21720 expansions of the above reservations for instructions of sizes
21723 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21725 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21727 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21729 * coverage.c: Include tree-pass.h.
21730 (coverage_counter_alloc): Print da_file_name to the dump file.
21732 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21734 * sbitmap.c (sbitmap_range_empty_p): New function.
21735 * sbitmap.h (sbitmap_range_empty_p): New function.
21736 * bitmap.h: Now includes obstack.h.
21738 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21739 Kenneth Zadeck <zadeck@naturalbridge.com>
21741 * dbgcnt.def (ra_byte_scan): Added.
21742 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21743 when the last hit happens for a counter.
21744 * timevar.def (TV_DF_BYTE_LR): New variable.
21745 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21746 * passes.c (pass_fast_rtl_byte_dce): New pass.
21747 * fwprop.c (update_df): Added mode to call df_ref_create.
21748 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21749 DF_REF_EXTRACT_OFFSET.
21750 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21751 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21753 (df_ref_extract): Added mode field.
21754 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21755 DF_REF_EXTRACT_OFFSET.
21756 (DF_REF_EXTRACT_MODE): New macro.
21757 (df_byte_lr_bb_info): New structure.
21758 (df_print_byte_regset, df_compute_accessed_bytes,
21759 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21760 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21761 df_byte_lr_simulate_uses,
21762 df_byte_lr_simulate_artificial_refs_at_top,
21763 df_byte_lr_simulate_artificial_refs_at_end,
21764 df_compute_accessed_bytes): New function.
21765 (df_ref_create): Add parameter.
21766 (df_byte_lr_get_bb_info): New inline function.
21767 * df-scan.c (df_ref_record, df_uses_record,
21768 df_ref_create_structure): Added mode parameter.
21769 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21770 df_defs_record, df_uses_record, df_get_conditional_uses,
21771 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21772 df_entry_block_defs_collect, df_exit_block_uses_collect):
21773 Added mode parameter to calls to df_ref_record, df_uses_record,
21774 df_ref_create_structure.
21775 (df_ref_equal_p, df_ref_compare): Added test for modes.
21776 (df_ref_create_structure): Added code to set mode. Renamed
21777 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21778 DF_REF_EXTRACT_OFFSET.
21779 * df-core.c (df_print_byte_regset): New function.
21780 * df-byte-scan.c: New file.
21781 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21782 calls to BITMAP_FREE.
21783 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21784 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21785 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21786 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21787 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21788 df_byte_lr_local_compute, df_byte_lr_init,
21789 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21790 df_byte_lr_transfer_function, df_byte_lr_free,
21791 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21792 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21793 df_byte_lr_simulate_uses,
21794 df_byte_lr_simulate_artificial_refs_at_top,
21795 df_byte_lr_simulate_artificial_refs_at_end): New function.
21796 * dce.c (byte_dce_process_block): New function.
21797 (dce_process_block): au is now passed in rather than computed
21798 locally. Changed loops that look at artificial defs to not look
21799 for conditional or partial ones, because there never are any.
21800 (fast_dce): Now is able to drive byte_dce_process_block or
21801 dce_process_block depending on the kind of dce being done.
21802 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21803 (rest_of_handle_fast_byte_dce): New function.
21804 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21805 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21807 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21810 * gcc.h: Added fortran options that take arguments to
21811 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21814 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21816 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21817 scalarization if on the LHS and not a full access.
21819 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21821 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21823 2008-04-18 Rafael Espíndola <espindola@google.com>
21825 * tree-vrp.c (find_case_label_index): Fix the binary search.
21826 (find_case_label_range): New.
21827 (vrp_visit_switch_stmt): Use find_case_label_range.
21828 (simplify_switch_using_ranges): Use find_case_label_range.
21830 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21832 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21833 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21835 2008-04-18 Tom Tromey <tromey@redhat.com>
21838 * doc/cpp.texi (Implementation-defined behavior): Mention
21841 2008-04-18 Ian Lance Taylor <iant@google.com>
21843 * fold-const.c (pointer_may_wrap_p): New static function.
21844 (fold_comparison): Add another test for pointer overflow. Use
21845 pointer_may_wrap_p to disable some false positives.
21847 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21849 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21850 (fname_as_string): Match updated cpp_interpret_string prototype.
21851 (fix_string_type): Support char16_t* and char32_t*.
21852 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21853 derivative) nodes. Register as builtin if C++0x.
21854 (c_parse_error): Support CPP_CHAR{16,32}.
21855 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21856 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21857 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21858 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21859 CTI_CHAR32_ARRAY_TYPE>: New elements.
21860 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21861 char32_type_node, signed_char32_type_node, char16_array_type_node,
21862 char32_array_type_node): New defines.
21863 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21864 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21865 (lex_string): Support CPP_STRING{16,32}, match updated
21866 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21867 (lex_charconst): Support CPP_CHAR{16,32}.
21868 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21869 and CPP_STRING{16,32}.
21871 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21874 * aclocal.m4: Regenerate.
21875 * configure: Regenerate.
21877 2008-04-18 Jan Hubicka <jh@suse.cz>
21879 * except.c (dw2_size_of_call_site_table,
21880 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21882 * cgraphbuild.c (build_cgraph_edges): Update.
21883 * tree-pass.h: Update comment.
21884 * final.c (leaf_function_p): Update.
21885 (leaf_renumber_regs): Update.
21886 (rest_of_clean_state): Update.
21887 * omp-low.c (expand_omp_parallel): Update.
21888 * ipa-reference.c (analyze_function): Update.
21889 * reorg.c (find_end_label): Update.
21890 (optimize_skip): Update.
21891 (fill_simple_delay_slots): Update.
21892 (fill_simple_delay_slots): Update.
21893 (make_return_insns): Update.
21894 (dbr_schedule): Update.
21895 * gimple-low.c (record_vars_into): Update.
21896 * cfgbuild.c (make_edges): Update.
21897 * function.c (assign_stack_local): Update.
21898 (assign_parm_adjust_stack_rtl): Update.
21899 (locate_and_pad_parm): Update.
21900 (allocate_struct_function): Do not initialize stack_alignment_needed
21901 and preferred_stack_boundary here.
21902 (stack_protect_prologue): Update.
21903 (stack_protect_epilogue): Update.
21904 (expand_function_start): Initialize stack_alignment_needed,
21905 preferred_stack_boundary and max_jumptable_ents.
21906 (expand_function_end): Update.
21907 (free_after_compilation): Do not NULLify epilogue_delay_list.
21908 * function.h (struct rtl_data): Add stack_protect_guard,
21909 stack_alignment_needed,
21910 preferred_stack_boundary, epilogue_delay_list.
21911 (struct function): Remove value_histograms, stack_alignment_needed,
21912 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21914 unexpanded_var_list, stack_protect_guard.
21915 (current_function_epilogue_delay_list): Remove.
21916 * ipa-type-escape.c (analyze_function): Update.
21917 * gimplify.c (pop_gimplify_context): Update comment.
21918 * calls.c (expand_call): Update.
21919 (emit_library_call_value_1): Update.
21920 * except.c (set_nothrow_function_flags): Update.
21921 * cfgexpand.c (get_decl_align_unit): Update.
21922 (create_stack_guard): Update.
21923 (estimated_stack_frame_size): Update.
21924 (expand_used_vars): Update.
21925 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21926 * explow.c (allocate_dynamic_stack_space): Update.
21927 * tree-ssa-live.c (remove_unused_locals): Update.
21928 * varasm.c (mark_constant_pool): Update.
21929 * tree-inline.c (remap_decls): Update.
21930 (initialize_cfun): Update.
21931 (declare_return_variable): Update.
21932 (inline_forbidden_p): Update.
21933 (expand_call_inline): Update.
21934 (declare_inline_vars): Update.
21935 (tree_function_versioning): Update.
21936 * tree-flow.h (value_histograms): New.
21937 (VALUE_HISTOGRAMS): New macro.
21938 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21940 * tree-cfg.c (set_bb_for_stmt): Update.
21941 (replace_by_duplicate_decl): Update.
21942 (move_block_to_fn): Update.
21943 (new_label_mapper): Update.
21944 (dump_function_to_file): Update.
21945 * ipa-struct-reorg.c (build_data_structure): Update.
21946 * cfgrtl.c (print_rtl_with_bb): Update.
21947 * reload1.c (reload): Update.
21949 * config/i386/i386.c (setup_incoming_varargs_64,
21950 ix86_compute_frame_layout): Update.
21951 * config/arc/arc.c (arc_output_function_epilogue): Update.
21953 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21955 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21956 for FreeBSD as well.
21957 * gthr-posix95.h: Likewise.
21959 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21961 PR rtl-optimization/35838
21962 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21963 out the byte offset of the first subreg.
21965 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21967 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21968 to split_ti instead of three separate calls with single member arrays.
21969 (subti3 splitter): Ditto.
21970 (adddi3 splitter): Ditto with split_di.
21971 (subdi3 splitter): Ditto.
21972 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21973 two separate calls with single member arrays. Swap match_dup
21974 operands 1 and 2 to better fit into the array.
21975 (negdi2 splitter): Ditto with split_di.
21976 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21977 two separate calls with single member arrays. Swap match_dup operands
21978 6 and 7 to better fit into the array.
21980 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21982 * config/i386/i386.c (sse_builtin_type): New.
21983 (bdesc_sse_args): Likewise.
21984 (bdesc_sse_3arg): Removed.
21985 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21986 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21987 IX86_BUILTIN_ROUNDPS.
21988 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21989 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21990 IX86_BUILTIN_ROUNDPS.
21991 (ix86_expand_sse_4_operands_builtin): Removed.
21992 (ix86_expand_sse_operands_builtin): New.
21993 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21994 and CODE_FOR_sse4_1_roundps.
21995 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21996 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21998 2008-04-17 Alan Modra <amodra@bigpond.net.au>
22001 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22002 regs before frame pop when needed. If use_backchain_to_restore_sp
22003 then load backchain into a temp reg to restore vr and vrsave. Add
22004 code to restore vr after frame pop if possible.
22006 2008-04-17 Richard Guenther <rguenther@suse.de>
22008 * tree-vn.c (expressions_equal_p): Do not check type
22009 equality or compatibility before calling operand_equal_p.
22010 * fold-const.c (operand_equal_p): Check equivalence of
22011 integer constants before bailing out due to signedness or
22012 precision differences.
22013 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22014 spurious differences in type qualification. Ignore types
22015 for COMPONENT_REFs at all.
22017 2008-04-17 Christian Bruel <christian.bruel@st.com>
22019 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22020 msw_skip comparison.
22022 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22025 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22028 PR tree-optimization/35899
22029 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22030 rather than TREE_OPERAND.
22032 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22035 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22036 temporary registers. Change operand predicate to general_operand.
22037 (remainderxf3): Ditto.
22039 2008-04-16 Richard Guenther <rguenther@suse.de>
22041 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22042 * tree-affine.c (aff_combination_expand): Look through some
22045 2008-04-15 Doug Kwan <dougkwan@google.com>
22047 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22049 * tree-pretty-print.c (dump_generic_node): Ditto.
22050 * final.c (output_addr_const): Ditto.
22051 * dwarf2out.c (output_cfi): Ditto.
22052 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22053 * print-rtl.c (print_rtx): Ditto.
22054 * print-tree.c (print_node_brief, print_node): Ditto.
22055 * c-common.c (match_case_to_enum_1): Ditto.
22056 * sched-vis.c (print_value): Ditto.
22057 * config/i386/i386.c (print_operand): Cast to long unsigned int
22060 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22061 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22062 MS Windows VirtualProtect function.
22064 2008-04-15 Jan Hubicka <jh@suse.cz>
22066 * gengtype.c (write_root): Param_is argument is OK.
22067 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22068 * function.h: Include varray.h
22069 (rtl_eh): New stucture based on except.c one.
22070 (call_site_record): New forward declaration and vector type.
22071 * calls.c (emit_call_1): Do not call
22072 note_current_region_may_contain_throw.
22073 * except.c (eh_status): Remove cur_region, try_region since they are
22075 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22076 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22077 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22078 Remove call_site_data_used, call_site_data_size.
22079 Turn call_site_record into vector in function.h.
22080 (note_current_region_may_contain_throw): Remove.
22081 (get_exception_pointer, get_exception_filter): Do not take struct
22082 function argument; update.
22083 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22084 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22085 build_post_landing_pads, dw2_build_landing_pads,
22086 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22087 sjlj_emit_function_enter, sjlj_emit_function_enter,
22088 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22089 sjlj_build_landing_pads, finish_eh_generation,
22090 remove_exception_handler_label, remove_eh_handler,
22091 maybe_remove_eh_handler, add_reachable_handler,
22092 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22093 add_action_record, collect_one_action_chain, add_call_site,
22094 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22095 sjlj_output_call_site_table, output_function_exception_table,
22096 * except.h (note_current_region_may_contain_throw): Remove
22097 (get_exception_pointer, get_exception_filter): Do not take struct
22099 * Makefile.in (GTFILES): Put varargs before struct function.
22101 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22103 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22104 punt for STRING_CST.
22105 (get_constraint_for): Deal with STRING_CST here instead.
22107 2008-04-15 Richard Guenther <rguenther@suse.de>
22109 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22110 statements in a basic-block with a backward walk. Do not
22111 substitute into dead statements but instead remove those.
22113 2008-04-15 Richard Guenther <rguenther@suse.de>
22115 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22116 to zero, thus disable creation of SFTs.
22118 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22120 * tree-predcom.c (suitable_reference_p): Return false if the
22121 reference can throw.
22123 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22126 * c-decl.c (finish_decl): If extern or static var has variable
22127 size, set TREE_TYPE (decl) to error_mark_node.
22129 2008-04-15 Rafael Espíndola <espindola@google.com>
22131 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22134 2008-04-15 Richard Guenther <rguenther@suse.de>
22136 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22137 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22138 (visit_reference_op_load): Do walk vuse-vdef chains on
22139 vn_reference_lookup.
22140 (visit_reference_op_store): But do not here.
22141 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22142 vn_reference_lookup.
22143 (vn_lookup_with_vuses): But do so here.
22145 2008-04-14 Ian Lance Taylor <iant@google.com>
22147 * fold-const.c (fold_overflow_warning): Remove assertion.
22149 2008-04-15 Ben Elliston <bje@au.ibm.com>
22151 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22152 temp1 local variables.
22154 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22157 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22158 ".text.unlikely" section as executable.
22160 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22162 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22163 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22164 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22165 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22166 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22167 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22168 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22170 2008-04-14 Ian Lance Taylor <iant@google.com>
22172 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22173 * fold-const.c (fold_comparison): If appropriate, test
22174 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22175 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22176 reassociating a pointer type.
22177 * doc/invoke.texi (Optimize Options): Document that
22178 -fstrict-overflow applies to pointer wraparound.
22180 2008-04-13 Jan Hubicka <jh@suse.cz>
22182 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22184 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22186 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22187 we are going to "save the world".
22189 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22191 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22192 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22193 operand 0 constraint, not "=".
22195 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22197 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22199 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22201 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22202 of size of positions_needed * CHAR_BIT.
22204 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22206 PR middle-end/35897
22207 * dse.c (store_info): Change positions_needed to unsigned
22209 (lowpart_bitmask): New.
22210 (record_store): Cast to unsigned HOST_WIDE_INT for
22211 positions_needed. Assert width <= size of positions_needed *
22212 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22213 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22214 lowpart_bitmask to set mask.
22216 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22218 * config/bfin/constraints.md: New file.
22219 * config/bfin/bfin.md: Include it.
22220 (adddi3): Use satisfies_constraint functions instead of the old macros.
22221 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22222 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22223 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22224 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22225 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22226 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22227 EXTRA_CONSTRAINT): Delete.
22228 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22229 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22231 * config/bfin/bfin.c: Include "tm-constrs.h".
22232 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22233 Use satisfies_constraint functions instead of the old macros.
22234 * doc/md.texi (Blackfin Constraints): Update file name reference.
22236 2008-04-11 Richard Guenther <rguenther@suse.de>
22238 PR tree-optimization/35869
22239 * tree-vrp.c (execute_vrp): Move switch statement update after
22240 jump threading. Schedule another cfg cleanup run.
22242 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22245 * attribs.c (decl_attributes): Return early on errorneous node.
22247 2008-04-10 Oleg Ryjkov <olegr@google.com>
22249 * tree.h (struct tree_base): Added a new flag default_def_flag.
22250 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22252 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22254 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22256 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22259 * pa.md: Define mode iterator P. Define mode attribute dwc.
22260 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22261 (icacheflush): Likewise.
22262 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22263 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22265 2008-04-11 Ben Elliston <bje@au.ibm.com>
22267 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22269 2008-04-10 Rafael Espíndola <espindola@google.com>
22271 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22272 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22273 (extract_range_from_expr): The same.
22275 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22277 * config/mips/mips.md (GPR2): New mode iterator.
22278 (seq): Add comment.
22279 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22280 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22281 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22282 Rewrite these to take two modes, the mode of comparison and the
22283 mode of the destination.
22284 * config/mips/mips.c (mips_expand_scc): Instead of having
22285 paradoxical subreg as destination, expand "narrowing" scc if mode
22286 of comparison is SI and target is requested in DI mode.
22287 (mips_emit_int_order_test): Update comment. Make mode of
22288 comparison match CMP0 rather than TARGET. When creating inverse
22289 target use mode of TARGET.
22291 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22293 * gcov-dump.c (tag_summary): Only print summaries for the first
22294 GCOV_COUNTERS_SUMMABLE counters.
22296 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22298 * config/i386/i386.md (absneg): New code iterator.
22299 (absnegprefix): New code attribute.
22300 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22301 patterns using absneg code iterator.
22302 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22303 using absneg code iterator.
22304 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22305 *neg<mode>2 patterns using absneg code iterator.
22306 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22307 *negextendsfdf2 patterns using absneg code iterator.
22308 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22309 *negextendsfxf2 patterns using absneg code iterator.
22310 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22311 *negextendsfdf2 patterns using absneg code iterator.
22312 * config/i386/sse.md (<code><mode>2): Macroize expander from
22313 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22315 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22317 * config/s390/s390.h: Remove the remains of the recent search
22318 & replace action of current_function_outgoing_args_size.
22320 2008-04-10 Ira Rosen <irar@il.ibm.com>
22322 PR tree-optimization/35821
22323 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22324 NEW_STMT_LIST is not NULL.
22326 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22329 * toplev.c (process_options): Remove -ffunction-sections debugging
22332 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22334 PR middle-end/PR28690
22335 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22336 than gen_rtx_fmt_ee to perform more canonicalizations.
22338 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22341 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22343 2008-04-09 Richard Guenther <rguenther@suse.de>
22345 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22346 (dump_function_to_file): Dump function arguments with types.
22348 2008-04-08 Richard Guenther <rguenther@suse.de>
22350 * fold-const.c (fold_widened_comparison): Do not allow
22351 sign-changes that change the result.
22353 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22356 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22357 kinds of indirect references.
22359 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22361 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22362 GNU Fortran language string.
22364 2008-04-08 Rafael Espíndola <espindola@google.com>
22366 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22367 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22368 * tree.h (tree_call_nonnegative_warnv_p): New.
22370 2008-04-08 Jan Hubicka <jh@suse.cz>
22372 * function.c (free_after_compilation): Clear out regno_reg_rtx
22375 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22378 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22380 PR middle-end/PR28690
22381 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22382 same precedence as REG_POINTER and MEM_POINTER operands.
22384 2008-04-08 Richard Guenther <rguenther@suse.de>
22386 PR middle-end/35834
22387 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22388 for adding index to base.
22390 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22392 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22393 (MINGW_ENABLE_EXECUTE_STACK): New.
22394 (IN_LIBGCC2): For libgcc include windows.h file for
22395 function declarations.
22397 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22399 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22400 and tem2 if tem1 is not a REG or MULT.
22402 2008-04-08 Jan Hubicka <jh@suse.cz>
22404 * function.h (incomming_args): Break out of struct function.
22405 (function_subsections): Break out of struct function.
22406 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22407 return_rtx and hard_reg_initial_vals from struct function.
22408 Kill inl_max_label_num.
22409 (current_function_pops_args, current_function_args_info,
22410 current_function_args_size, current_function_args_size,
22411 current_function_pretend_args_size,
22412 current_function_outgoing_args_size,
22413 current_function_internal_arg_pointer, current_function_return_rtx):
22414 Kill compatibility accestor macros.
22415 * builtins.c (expand_builtin_apply_args_1): Update.
22416 (expand_builtin_next_arg): Update.
22417 * df-scan.c (df_get_call_refs): Update.
22418 * dbxout.c (dbxout_function_end): Update.
22419 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22420 (output_line_info): Update.
22421 (secname_for_decl): Update.
22422 (dwarf2out_var_location): Update.
22423 * function.c (free_after_compilation): Update.
22424 (assign_parm_find_stack_rtl): Update.
22425 (assign_parms): Update.
22426 (expand_dummy_function_end): Update.
22427 (expand_function_end): Update.
22428 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22429 (expand_call): Update.
22430 (emit_library_call_value_1): Update.
22431 (store_one_arg): Update.
22432 * varasm.c (initialize_cold_section_name): Update.
22433 (unlikely_text_section): Update.
22434 (unlikely_text_section_p): Update.
22435 (assemble_start_function): Update.
22436 (assemble_end_function): Update.
22437 (default_section_type_flags): Update.
22438 (switch_to_section): Update.
22439 * integrate.c (set_decl_abstract_flags): Update.
22440 (get_hard_reg_initial_val): Update.
22441 (has_hard_reg_initial_val): Update.
22442 (allocate_initial_values): Update.
22443 * resource.c (init_resource_info): Update.
22444 * config/alpha/alpha.c (NUM_ARGS): Update.
22445 (direct_return): Update.
22446 (alpha_va_start): Update.
22447 (alpha_sa_size): Update.
22448 (alpha_initial_elimination_offset): Update.
22449 (alpha_expand_prologue): Update.
22450 (alpha_start_function): Update.
22451 (alpha_expand_epilogue): Update.
22452 (unicosmk_initial_elimination_offset):
22453 * config/alpha/alpha.md (call expander): Update.
22454 * config/s390/s390.c (s390_register_info): Update.
22455 (s390_register_info): Update.
22456 (s390_frame_info): Update.
22457 (s390_initial_elimination_offset): Update.
22458 (s390_build_builtin_va_list): Update.
22459 (s390_va_start): Update.
22460 * config/spu/spu.c (direct_return): Update.
22461 (spu_expand_prologue): Update.
22462 (spu_initial_elimination_offset): Update.
22463 (spu_build_builtin_va_list): Update.
22464 (spu_va_start): Update.
22465 * config/sparc/sparc.c (sparc_init_modes): Update.
22466 (sparc_compute_frame_size): Update.
22467 (function_value): Update.
22468 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22469 * config/i386/i386.md (return expander): Update.
22470 * config/i386/i386.c (ix86_va_start): Update.
22471 (ix86_can_use_return_insn_p): Update.
22472 (ix86_compute_frame_layout): Update.
22473 (ix86_expand_epilogue): Update.
22474 * config/sh/sh.c (output_stack_adjust): Update.
22475 (calc_live_regs): Update.
22476 (sh_expand_prologue): Update.
22477 (sh_builtin_saveregs): Update.
22478 (sh_va_start): Update.
22479 (initial_elimination_offset): Update.
22480 (sh_allocate_initial_value): Update.
22481 (sh_function_ok_for_sibcall): Update.
22482 (sh_get_pr_initial_val): Update.
22483 * config/sh/sh.md (return expander): Update.
22484 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22485 * config/crx/crx.c (crx_compute_frame): UPdate.
22486 (crx_initial_elimination_offset): UPdate.
22487 * config/xtensa/xtensa.c (compute_frame_size): Update
22488 (xtensa_builtin_saveregs): Update.
22489 (xtensa_va_start): Update.
22490 (order_regs_for_local_alloc): Update.
22491 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22492 (xstormy16_expand_builtin_va_start): Update.
22493 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22494 * config/m68hc11/m68hc11.md (return expanders): Update.
22495 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22496 (expand_epilogue): Update.
22497 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22498 (cris_simple_epilogue): Update.
22499 (cris_expand_prologue): Update.
22500 (cris_expand_epilogue): Update.
22501 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22502 (compute_frame_size): Update.
22503 * config/mt/mt.c (mt_compute_frame_size): Update.
22504 * config/mn10300/mn10300.c (expand_prologue): Update.
22505 (expand_epilogue): Update.
22506 (initial_offset): Update.
22507 (mn10300_builtin_saveregs):
22508 * config/mn10300/mn10300.md (return expander): Update.
22509 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22510 (ia64_initial_elimination_offset): Update.
22511 (ia64_initial_elimination_offset): Update.
22512 (ia64_expand_prologue): Update.
22513 * config/m68k/m68k.md (return expander): Update.
22514 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22515 (rs6000_stack_info): Update.
22516 * config/mcore/mcore.c (layout_mcore_frame): Update.
22517 (mcore_expand_prolog): Update.
22518 * config/arc/arc.c (arc_compute_frame_size): Update.
22519 * config/score/score3.c (score3_compute_frame_size): Update.
22520 * config/score/score7.c (score7_compute_frame_size): Update.
22521 * config/arm/arm.c (use_return_insn): Update.
22522 (thumb_find_work_register): Update.
22523 (arm_compute_save_reg_mask): Update.
22524 (arm_output_function_prologue): Update.
22525 (arm_output_epilogue): Update.
22526 (arm_size_return_regs): Update.
22527 (arm_get_frame_offsets): Update.
22528 (arm_expand_prologue): Update.
22529 (thumb_exit): Update.
22530 (thumb_unexpanded_epilogue): Update.
22531 (thumb1_output_function_prologue): Update.
22532 * config/pa/pa.md (return expander): Update.
22533 * config/pa/pa.c (compute_frame_size): Update.
22534 (hppa_builtin_saveregs): Update.
22535 * config/mips/mips.c (mips_va_start): Update.
22536 (mips16_build_function_stub): Update.
22537 (mips_compute_frame_info): Update.
22538 (mips_restore_gp): Update.
22539 (mips_output_function_prologue): Update.
22540 (mips_expand_prologue): Update.
22541 * config/v850/v850.c (compute_frame_size): Update.
22542 (expand_prologue): * config/mmix/mmix.c (along): update.
22543 (mmix_initial_elimination_offset): update.
22544 (mmix_reorg): update.
22545 (mmix_use_simple_return): update.
22546 (mmix_expand_prologue): update.
22547 (mmix_expand_epilogue): Update.
22548 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22549 (emit_link_insn): Update.
22551 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22553 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22554 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22556 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22559 2008-04-07 Jan Hubicka <jh@suse.cz>
22561 * function.h (rtl): Rename to x_rtl.
22562 (crtl): New define.
22563 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22564 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22565 used_temp_slots avail_temp_slots, temp_slot_level,
22566 nonlocal_goto_handler_labels): Update accesstors.
22567 (rtl): New global variable.
22568 (struct function): Move some fileds to rtl_data.
22569 (get_arg_pointer_save_area): Update prototype.
22570 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22571 get_arg_pointer_save_area.
22572 * expr.c (init_expr): Update
22573 * function.c (get_frame_size): Update
22574 (assign_stack_local): Update
22575 (expand_function_end): Update.
22576 (get_art_pointer_save_area): Update
22578 * emit-rtl.c (rtl): Declare.
22579 (regno_reg_rtx): Declare.
22580 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22582 (gen_reg_rtx): Update.
22583 * varasm.c (n_deferred_constatns): Update accestor.
22584 (init_varasm_status): Do not allocate varasm_status.
22585 (force_const_mem, get_pool_size, output_constant_pool): Update.
22586 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22587 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22588 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22589 * sparc/sparc.h (INIT_EXPANDERS): Update.
22590 * ia64/ia64.h (INIT_EXPANDERS): Update.
22592 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22594 * reload.c (push_secondary_reload): Add missing break to for loop.
22596 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22598 PR middle-end/PR28690
22599 * rtlanal.c: Update copyright years.
22600 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22601 as REG_POINTER and MEM_POINTER operands.
22602 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22603 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22604 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22605 * gcse.c: Update copyright years.
22606 (pre_delete): Call gen_reg_rtx_and_attrs.
22607 (hoist_code): Likewise.
22608 (build_store_vectors): Likewise.
22609 (delete_store): Likewise.
22610 * loop-invariant.c (move_invariant_reg): Likewise.
22611 Update copyright years.
22613 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22615 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22616 control string instead of quoted.
22618 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22620 * doc/rtl.texi: Rewrite of subreg section.
22622 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22625 * config/i386/i386.c (legitimize_pic_address): Add treating
22626 of dllimport SYM_REF's.
22627 (legitimize_dllimport_symbol): Add prototype.
22629 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22631 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22632 reference in constructor with non self-referential type.
22634 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22636 Removal of Return with Depressed Stack Pointer support
22637 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22638 (ECF_SP_DEPRESSED): Likewise.
22639 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22640 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22641 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22642 (expand_call): Do not test ECF_SP_DEPRESSED.
22643 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22644 * function.c (keep_stack_depressed): Delete.
22645 (handle_epilogue_set): Likewise.
22646 (update_epilogue_consts): Likewise.
22647 (emit_equiv_load): Likewise.
22648 (thread_prologue_and_epilogue_insns): Remove support for Return with
22649 Depressed Stack Pointer.
22650 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22652 2008-04-06 Richard Guenther <rguenther@suse.de>
22654 PR tree-optimization/35400
22655 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22656 information from SSA_NAMEs.
22658 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22660 * config/avr/avr.h (avr_mega_p): Remove declaration.
22661 (AVR_MEGA): Remove macro.
22662 * config/avr/avr.c (avr_mega_p): Remove variable.
22663 (avr_override_options): Remove inicializion of avr_mega_p.
22664 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22665 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22666 (avr_jump_mode): (Ditto.).
22667 (avr_output_progmem_section_asm_op): (Ditto.).
22668 (avr_asm_init_sections): (Ditto.).
22669 (avr_asm_init_sections): (Ditto.).
22670 (avr_rtx_costs): (Ditto.).
22671 * config/avr/avr.md: (Ditto.).
22672 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22675 2008-04-06 Richard Guenther <rguenther@suse.de>
22677 PR tree-optimization/35842
22678 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22679 is_gimple_invariant_address.
22681 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22683 * gcc.c (default_compilers): Sync Fortran extensions list with
22684 that in fortran/lang-specs.h.
22685 * doc/invoke.texi: Likewise.
22686 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22687 * dwarf2out.c (gen_compile_unit_die): Likewise.
22689 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22691 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22693 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22696 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22697 attribute is used for nested functions.
22699 2008-04-05 Jan Hubicka <jh@suse.cz>
22701 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22703 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22705 (dump_files): Update.
22706 (enable_rtl_dump_file): Do not accept letter argument.
22707 * tree-pass.h (dump_file_info): Remove letter argument.
22708 * toplev.c (decode_d_option): Update -da handling.
22709 * toplev.h (enable_rtl_dump_file): Update prototype.
22710 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22711 it out based on pass type.
22712 (register_dump_files_1): Likewise.
22713 (init_optimization_passes): Update register_one_dump_file calls.
22714 (execute_one_pass): Sanity check that IPA passes are called at IPA
22715 level and RTL passes at RTL level.
22716 (execute_pass_list): IPA pass can not be after or subpass of
22718 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22719 disallov RTL subpasses of IPA subpasses.
22721 2008-04-05 Ben Elliston <bje@au.ibm.com>
22723 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22724 builtins that return exactly once and do not throw. Cache call to
22727 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22729 PR rtl-optimization/34916
22730 PR middle-end/35519
22731 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22732 between instruction pairs.
22734 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22736 * doc/invoke.texi: Document -mbitops for SH.
22737 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22738 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22739 * config/sh/sh.c (print_operand): Add %t operand code.
22740 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22741 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22742 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22743 (extendqihi2): Likewise.
22744 (movqi_i): Likewise.
22745 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22746 (extv): Use bld instruction for SH2A if possible.
22748 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22749 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22750 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22751 (bset.b, bclr.b): Define peepholes.
22752 * config/sh/sh.opt (mbitops): New option.
22754 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22757 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22758 and view convert expression.
22760 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22763 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22765 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22767 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22769 * config/i386/cpuid.h (bit_AES): New.
22770 (bit_PCLMUL): Likewise.
22772 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22773 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22774 SSE2 if AES or PCLMUL is enabled.
22775 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22776 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22777 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22778 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22779 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22780 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22781 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22782 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22783 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22784 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22785 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22786 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22787 __builtin_ia32_aeskeygenassist128 and
22788 __builtin_ia32_pclmulqdq128.
22789 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22790 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22791 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22793 * config/i386/i386.h (TARGET_AES): New.
22794 (TARGET_PCLMUL): Likewise.
22795 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22797 * config/i386/i386.md (UNSPEC_AESENC): New.
22798 (UNSPEC_AESENCLAST): Likewise.
22799 (UNSPEC_AESDEC): Likewise.
22800 (UNSPEC_AESDECLAST): Likewise.
22801 (UNSPEC_AESIMC): Likewise.
22802 (UNSPEC_AESKEYGENASSIST): Likewise.
22803 (UNSPEC_PCLMUL): Likewise.
22805 * config/i386/i386.opt (maes): New.
22806 (mpclmul): Likewise.
22808 * config/i386/sse.md (aesenc): New pattern.
22809 (aesenclast): Likewise.
22810 (aesdec): Likewise.
22811 (aesdeclast): Likewise.
22812 (aesimc): Likewise.
22813 (aeskeygenassist): Likewise.
22814 (pclmulqdq): Likewise.
22816 * config/i386/wmmintrin.h: New.
22818 * doc/extend.texi: Document AES and PCLMUL built-in function.
22820 * doc/invoke.texi: Document -maes and -mpclmul.
22822 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22824 * function.c (free_after_parsing): Replace with
22825 cxx_push_function_context from C++ front-end.
22826 (allocate_struct_function): Don't call langhook.
22827 * langhooks.h (struct lang_hooks_for_functions): Delete.
22828 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22830 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22831 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22832 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22833 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22834 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22835 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22836 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22838 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22839 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22841 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22844 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22847 2008-04-04 Richard Guenther <rguenther@suse.de>
22849 PR middle-end/35823
22850 * fold-const.c (optimize_minmax_comparison): Use the correct
22851 type for the constant in the simplified comparison.
22853 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22855 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22856 Pass L2 size as "--param l2-cache-size" to the compiler.
22857 (decode_l2_cache): New function to decode L2 cache parameters using
22858 0x8000006 extended cpuid function.
22859 (detect_caches_amd): Determine parameters of L2 cache using
22860 decode_l2_caches function.
22861 (decode_caches_intel): Decode L2 cache parameters.
22862 (detect_caches_intel): Determine L2 cache parameters using
22863 decode_caches_intel and decode_l2_caches functions.
22865 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22867 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22868 secondary input reload for subword loads from the constant pool.
22870 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22873 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22874 constants of the appropriate size for runtime calculations.
22877 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22878 decimal-float literal constant zero.
22880 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22883 * c-parser.c (c_parser_omp_atomic): Call
22884 default_function_array_conversion on the RHS.
22886 PR middle-end/35818
22887 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22888 call is_variable_sized if decl has incomplete type.
22890 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22892 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22894 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22896 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22898 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22899 (sgt<u>): Merge sgt and sgtu into new expander.
22900 (sgt, sgtu): Remove expanders.
22901 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22902 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22903 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22904 *sgtu_<mode>_mips16 into new pattern.
22905 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22906 (sge<u>): Merge sge and sgeu into new expander.
22907 (sge, sgeu): Remove expanders.
22908 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22910 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22911 (slt<u>): Merge slt and sltu into new expander.
22912 (slt, sltu): Remove expanders.
22913 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22914 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22915 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22916 *sltu_<mode>_mips16 into new pattern.
22917 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22918 (sle<u>): Merge sle and sleu into new expander.
22919 (sle, sleu): Remove expanders.
22920 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22921 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22922 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22923 *sleu_<mode>_mips16 into new pattern.
22924 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22926 2008-04-03 Jan Hubicka <jh@suse.cz>
22928 PR tree-optimization/35795
22929 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22930 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22931 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22932 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22933 * score/score3.c (score3_output_mi_thunk): Likewise.
22934 * score/score7.c (score7_output_mi_thunk): Likewise.
22935 * mips/mips.c (mips_output_mi_thunk): Likewise.
22937 2008-04-03 Richard Guenther <rguenther@suse.de>
22939 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22940 conversions. Simplify code.
22942 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22944 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22946 2008-04-03 Tom Tromey <tromey@redhat.com>
22947 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22949 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22950 * config/bfin/t-bfin-linux (generated_files): Add
22951 linux-sysroot-suffix.h.
22952 * doc/install.texi (Prerequisites): Require make 3.80.
22953 * doc/sourcebuild.texi (Front End Directory): Document new
22955 * Makefile.in (generated_files): New variable.
22956 (ALL_HOST_OBJS): New variable.
22957 ($(ALL_HOST_OBJS)): New target.
22959 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22961 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22962 (remap_block): Call id->transform_lang_insert_block instead
22964 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22965 Set id.transform_lang_insert_block to NULL.
22966 (clone_body): Move to cp/optimize.c
22967 * tree-inline.h (struct copy_body_data): Change
22968 transform_lang_insert_block to function pointer.
22969 (copy_generic_body, copy_decl_no_change): Export.
22970 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22971 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22972 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22974 * c-tree.h (insert_block): Kill.
22975 * c-decl.c (insert_block): Kill.
22977 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22979 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22980 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22981 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22983 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22984 argument, call {push,pop}_function_context from here.
22985 * c-parser.c: Use c_{push,pop}_function_context.
22987 * function.c (push_function_context_to): Move meat ...
22988 (push_function_context): ... here. Simplify.
22989 * function.c (pop_function_context_from): Move meat ...
22990 (pop_function_context): ... here. Simplify.
22991 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22993 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22994 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22995 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22996 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22998 2008-04-03 Ben Elliston <bje@au.ibm.com>
23000 * expmed.c (extract_force_align_mem_bit_field): Remove.
23002 2008-04-03 Richard Guenther <rguenther@suse.de>
23004 PR middle-end/35800
23005 * expr.h (try_casesi): Adjust prototype.
23006 * expr.c (try_casesi): Take fallback label as extra parameter.
23007 Use that for gen_casesi if default_label is NULL.
23008 * stmt.c (expand_case): Pass fallback label to try_casesi,
23009 make sure to fill gaps with a fallback label if default_label
23012 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23015 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23017 2008-04-03 Ben Elliston <bje@au.ibm.com>
23019 * expmed.c (extract_split_bit_field): Remove if (0) code.
23020 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23021 (do_ds_constraint): Likewise.
23023 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23025 * doc/cppopts.texi (-dU): Document.
23026 * c-common.h (flag_dump_macros): Update comment.
23027 * c-opts.c (handle_OPT_d): Handle -dU.
23028 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23029 dump_queued_macros, cb_used_define, cb_used_undef): New.
23030 (init_pp_output): Handle -dU.
23031 (cb_line_change): Call dump_queued_macros.
23032 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23034 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23036 * config/avr/predicates.md (io_address_operand): New predicate.
23037 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23038 * config/avr/avr.c (avr_io_address_p): Remove function.
23039 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23040 'avr_io_address_p' function.
23041 (out_movhi_r_mr): (Ditto.).
23042 (out_movqi_mr_r): (Ditto.).
23043 (out_movhi_mr_r): (Ditto.).
23044 (avr_address_cost): (Ditto.).
23046 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23048 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23049 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23050 in 32bit mode when XMM registers are available to avoid store
23052 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23053 corresponding post-reload splitters.
23055 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23057 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23058 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23059 __builtin_ia32_roundss.
23060 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23061 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23062 __builtin_ia32_roundss.
23063 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23064 IX86_BUILTIN_SHUFPD here.
23066 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23068 * config/i386/i386.md (plogic): New.
23069 (plogicprefix): Likewise.
23071 * config/i386/mmx.md (mmx_<code><mode>3): New.
23072 (mmx_and<mode>3): Removed.
23073 (mmx_ior<mode>3): Likewise.
23074 (mmx_xor<mode>3): Likewise.
23076 * config/i386/sse.md (<code><mode>3): New.
23077 (*<code><mode>3): Likewise.
23078 (*<code><mode>3): Likewise.
23079 (<code><mode>3): Likewise.
23080 (*sse_<code><mode>3): Likewise.
23081 (*sse2_<code><mode>3): Likewise.
23082 (<code>tf3): Likewise.
23083 (*<code>tf3): Likewise.
23084 (and<mode>3): Likewise.
23085 (*and<mode>3): Likewise.
23086 (ior<mode>3): Removed.
23087 (*ior<mode>3): Likewise.
23088 (xor<mode>3): Likewise.
23089 (*xor<mode>3): Likewise.
23090 (*and<mode>3): Likewise.
23091 (*ior<mode>3): Likewise.
23092 (*xor<mode>3): Likewise.
23093 (and<mode>3): Likewise.
23094 (*sse_and<mode>3): Likewise.
23095 (*sse2_and<mode>3): Likewise.
23096 (andtf3): Likewise.
23097 (*andtf3): Likewise.
23098 (ior<mode>3): Likewise.
23099 (*sse_ior<mode>3): Likewise.
23100 (*sse2_ior<mode>3): Likewise.
23101 (iortf3): Likewise.
23102 (*iortf3): Likewise.
23103 (xor<mode>3): Likewise.
23104 (*sse_xor<mode>3): Likewise.
23105 (*sse2_xor<mode>3): Likewise.
23106 (xortf3): Likewise.
23107 (*xortf3): Likewise.
23109 2008-04-02 Richard Guenther <rguenther@suse.de>
23111 PR tree-optimization/14495
23112 PR tree-optimization/34793
23113 * tree-vrp.c (struct switch_update): New structure.
23114 (to_remove_edges, to_update_switch_stmts): New VECs.
23115 (simplify_switch_using_ranges): New function. Remove not taken
23116 case labels and edges.
23117 (simplify_stmt_using_ranges): Call it.
23118 (identify_jump_threads): Mark edges we have queued for removal
23119 so we don't thread them.
23120 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23122 * tree-cfg.c (group_case_labels): Deal with missing default label.
23123 (tree_verify_flow_info): Allow missing default label.
23124 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23125 (emit_case_nodes): Likewise.
23126 (expand_case): Do not rely on the default label to be present.
23127 * expr.c (try_casesi): Deal with NULL default_label.
23128 (do_tablejump): Likewise.
23130 2008-04-02 Richard Guenther <rguenther@suse.de>
23132 PR tree-optimization/14495
23133 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23134 SWITCH_EXPR here ...
23135 (vrp_visit_switch_stmt): ... but here (new function).
23136 (find_case_label_index): New helper function.
23137 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23139 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23141 * fwprop.c: Fix ISO-C99ism.
23143 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23146 * Makefile.in (objdir): Set it here.
23147 * configure.ac: Not here. Find dynamic linker characteristics.
23148 * exec-tool.in: Use them.
23149 * aclocal.m4: Regenerate.
23150 * configure: Regenerate.
23152 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23154 * expr.c (expand_var): Delete it.
23155 * expr.h (expand_var): Delete prototype.
23156 * function.c (expand_function_start): Use expand_decl instead.
23157 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23160 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23162 PR rtl-optimization/35542
23163 * fwprop.c (forward_propagate_and_simplify): Replace
23164 loc_reg_mentioned_in_p with reg_mentioned_p.
23166 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23168 PR rtl-optimization/35281
23169 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23170 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23171 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23172 (varying_mem_p): Move above propagate_rtx.
23173 (all_uses_available_at): Do not check MEMs.
23175 2008-04-02 Rafael Espíndola <espindola@google.com>
23177 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23178 (register_edge_assert_for_2): Split the cond argument.
23179 (register_edge_assert_for_1): Adjust for the change in
23180 register_edge_assert_for_2.
23181 (register_edge_assert_for): Split the cond argument.
23182 (find_switch_asserts): Adjust for the change in
23183 register_edge_assert_for.
23185 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23187 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23188 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23189 offsets for 64-bit mingw.
23190 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23191 abi for x86_64-pc-mingw.
23193 2008-04-02 Richard Guenther <rguenther@suse.de>
23195 * tree-vrp.c (extract_range_from_assert): Make sure to not
23196 produce range min/max with TREE_OVERFOW set.
23197 If merging a anti-range and a range keep the anti-range if
23198 the range covers all values of the type.
23199 (register_edge_assert_for_2): Only allow sign-changing
23200 conversions in detecting canonical range checks. Also
23201 register an assert for the unsigned name if useful.
23203 PR tree-optimization/35787
23204 * tree-vrp.c (vrp_val_max): New function.
23205 (vrp_val_min): Likewise.
23206 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23207 (vrp_val_is_min): Likewise.
23208 (supports_overflow_infinity): Use vrp_val_{min,max}.
23209 (negative_overflow_infinity): Likewise.
23210 (positive_overflow_infinity): Likewise.
23211 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23212 (is_positive_overflow_infinity): Likewise.
23213 (is_overflow_infinity): Likewise.
23214 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23215 vrp_val_is_{min,max}.
23216 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23217 to ranges if possible. Avoid empty ranges.
23219 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23221 PR middle-end/35705
23222 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23223 the expression is a function address.
23225 2008-04-01 George Helffrich <george@gcc.gnu.org>
23227 PR fortran/35154, fortran/23057
23228 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23229 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23230 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23231 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23233 (dbxout_syms): Check for COMMON-based symbol and wrap in
23234 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23235 in bracket for efficiency.
23237 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23238 using DW_TAG_common_block + member offset.
23239 (add_pubname_string): New function.
23240 (dw_expand_expr): New function to find block name and offset for
23242 (common_check): New function to check whether symbol in Fortran COMMON.
23243 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23245 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23248 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23250 2008-04-02 Ben Elliston <bje@au.ibm.com>
23252 * config/v850/v850.md (casesi): Remove if (0) code.
23253 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23254 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23256 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23258 * config/i386/i386.md (rex64suffix): New mode attribute.
23259 (floathi<mode>2): Disable expander for SSE math.
23260 (*floathi<mode>2_1): New insn insn_and_split pattern.
23261 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23262 corresponding post-reload splitters.
23263 (*floathi<mode>2_i387): New macroized insn pattern.
23264 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23265 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23266 insn_and_split pattern.
23267 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23268 New macroized instruction patterns and corresponding post-reload
23270 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23271 and corresponding post-reload splitters.
23272 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23273 New macroized instruction patterns.
23274 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23275 macroized instruction patterns and corresponding post-reload splitters.
23276 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23277 corresponding post-reload splitters.
23278 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23279 New macroized instruction patterns.
23280 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23281 corresponding post-reload splitters.
23282 (*floatsi<mode>2_i387): New macroized instruction patterns.
23284 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23286 * config/i386/i386.md (smaxmin): New.
23287 (umaxmin): Likewise.
23288 (maxminiprefix): Likewise.
23289 (maxminfprefix): Likewise.
23290 (<code><mode>3): Likewise.
23291 (smin<mode>3): Removed.
23292 (smax<mode>3): Likewise.
23294 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23295 (mmx_<code>v4hi3): Likewise.
23296 (mmx_<code>v8qi3): Likewise.
23297 (mmx_smaxv2sf3): Removed.
23298 (mmx_sminv2sf3): Likewise.
23299 (mmx_umaxv8qi3): Likewise.
23300 (mmx_smaxv4hi3): Likewise.
23301 (mmx_uminv8qi3): Likewise.
23302 (mmx_sminv4hi3): Likewise.
23304 * config/i386/sse.md (<addsub><mode>3): New.
23305 (*<addsub><mode>3): Likewise.
23306 (<sse>_vm<addsub><mode>3): Likewise.
23307 (<maxmin><mode>3): Likewise.
23308 (*<maxmin><mode>3_finite): Likewise.
23309 (*<maxmin><mode>3): Likewise.
23310 (<sse>_vm<maxmin><mode>3): Likewise.
23311 (sse3_h<addsub>v4sf3): Likewise.
23312 (sse3_h<addsub>v2df3): Likewise.
23313 (<maxmin>v16qi3): Likewise.
23314 (*<maxmin>v16qi3): Likewise.
23315 (<maxmin>v8hi3): Likewise.
23316 (*<maxmin>v8hi3): Likewise.
23317 (*sse4_1_<maxmin><mode>3): Likewise.
23318 (*sse4_1_<maxmin><mode>3): Likewise.
23319 (add<mode>3): Removed.
23320 (*add<mode>3): Likewise.
23321 (<sse>_vmadd<mode>3): Likewise.
23322 (sub<mode>3): Likewise.
23323 (*sub<mode>3): Likewise.
23324 (<sse>_vmsub<mode>3): Likewise.
23325 (smin<mode>3): Likewise.
23326 (*smin<mode>3_finite): Likewise.
23327 (*smin<mode>3): Likewise.
23328 (<sse>_vmsmin<mode>3): Likewise.
23329 (smax<mode>3): Likewise.
23330 (*smax<mode>3_finite): Likewise.
23331 (*smax<mode>3): Likewise.
23332 (<sse>_vmsmax<mode>3): Likewise.
23333 (sse3_haddv4sf3): Likewise.
23334 (sse3_haddv2df3): Likewise.
23335 (sse3_hsubv4sf3): Likewise.
23336 (sse3_hsubv2df3): Likewise.
23337 (umaxv16qi3): Likewise.
23338 (*umaxv16qi3): Likewise.
23339 (smaxv8hi3): Likewise.
23340 (*smaxv8hi3): Likewise.
23341 (*sse4_1_smax<mode>3): Likewise.
23342 (*sse4_1_umax<mode>3): Likewise.
23343 (uminv16qi3): Likewise.
23344 (*uminv16qi3): Likewise.
23345 (sminv8hi3): Likewise.
23346 (*sminv8hi3): Likewise.
23347 (*sse4_1_smin<mode>3): Likewise.
23348 (*sse4_1_umin<mode>3): Likewise.
23350 2008-04-01 Rafael Espíndola <espindola@google.com>
23352 * tree-cfg.c (verify_expr): remove in_phi.
23353 (verify_stmt): Don't call walk_tree with verify_expr. Use
23354 is_gimple_min_invariant instead of is_gimple_val.
23356 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23358 * doc/include/gpl_v3.texi: Update for manpage generation.
23359 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23361 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23362 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23363 gpl_v3.texi instead of gpl.texi.
23366 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23369 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23371 2008-04-01 Rafael Espíndola <espindola@google.com>
23373 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23374 (extract_code_and_val_from_cond): Use
23375 extract_code_and_val_from_cond_with_ops.
23377 2008-04-01 Jan Hubicka <jh@suse.cz>
23379 * function.c (free_after_compilation): Free epilogue_delay_list.
23380 (prepare_function_start): Assert that previous compilation was freed.
23382 2008-04-01 Jan Hubicka <jh@suse.cz>
23383 Jim Wilson <wilson@tuliptree.org>
23384 Andreas Tobler <andreast@gcc.gnu.org>
23386 PR middle-end/35781
23387 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23388 rtl.emit instead cfun->emit.
23389 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23390 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23392 2008-04-01 Ben Elliston <bje@au.ibm.com>
23394 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23396 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23398 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23400 (fprofile-use): Add var flag_profile_use
23401 * coverage.c (coverage_begin_output): Do not open a gcno file for
23402 output only if -ftest-coverage is set.
23403 Do not add getpwd() to gcda file path.
23404 (build_gcov_info): Check the new flag
23405 flag_profile_datafile_relative_path.
23406 (coverage_init): Use profile_data_prefix.
23407 Read profile counter only if flag_profile_use is set.
23408 * opts.c (common_handle_option): New option fprofile-use=,
23409 fprofile-dir=, fprofile-generate=.
23410 * toplev.c (profile_data_prefix): New variable definition.
23411 * toplev.h (profile_data_prefix): New declaration.
23412 * doc/invoke.tex (Option Summary, Optimization Options):
23415 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23417 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23418 use tmp consistently.
23421 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23422 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23423 UNSPEC_FR_RECIP_APPROX_RES.
23424 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23426 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23429 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23431 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23433 PR middle-end/30186
23434 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23435 element of the vector via a pointer.
23437 2008-03-31 Ian Lance Taylor <iant@google.com>
23439 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23441 2008-03-31 Jan Hubicka <jh@suse.cz>
23443 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23444 get_arg_pointer_save_area.
23445 * expr.c (init_expr): Just clear out rtl.expr.
23446 * function.c (free_after_compilation): Clear out whole RTL structure.
23447 (get_func_frame_size): Merge into ...
23448 (get_frame_size): ... this one.
23449 (assign_stack_local_1): Merge into ...
23450 (assign_stack_local): ... this one.
23451 (expand_function_end): Update call of get_arg_pointer_save_area.
23452 (get_art_pointer_save_area): Remove cfun argument.
23453 * function.h (emit_status): regno_pointer_align does not need length
23454 attribute. Move x_regno_reg_rtx to ...
23455 (regno_reg_rtx): ... new global array.
23456 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23457 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23458 apply_args_value, forced_labels, stack_pointer_delta):
23460 (struct varasm_status): Move here from varasm.c
23461 (struct rtl_data): New. Move here some fields from struct function.
23462 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23463 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23464 used_temp_slots avail_temp_slots, temp_slot_level,
23465 nonlocal_goto_handler_labels): Update accesstors.
23466 (rtl): New global variable.
23467 (struct function): Move some fileds to rtl_data.
23468 (get_arg_pointer_save_area): Update prototype.
23469 * emit-rtl.c (rtl): Declare.
23470 (regno_reg_rtx): Declare.
23471 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23473 (gen_reg_rtx): Update.
23474 (init_virtual_regs): Do not tate emit_status argument.
23475 (init_emit): Do not allocate emit.
23476 * varasm.c (varasm_statuc): Move to function.h.
23477 (n_deferred_constatns): Update accestor.
23478 (init_varasm_status): Do not allocate varasm_status.
23479 (force_const_mem, get_pool_size, output_constant_pool): Update.
23480 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23481 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23483 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23485 PR rtl-optimization/35729
23486 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23489 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23492 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23493 load/store if memory is unaligned.
23494 (*movti_rex64): Likewise.
23496 * config/i386/predicates.md (misaligned_operand): New.
23498 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23501 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23504 2008-03-31 Jan Beulich <jbeulich@novell.com>
23506 * config/ia64/constraints.md: Add 'j' constraint.
23507 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23508 (movdi_internal): Likewise.
23510 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23513 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23515 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23518 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23519 proper error message for the third argument on blendpd and
23522 * config/i386/sse.md (blendbits): New.
23523 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23525 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23527 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23529 2008-03-30 Richard Guenther <rguenther@suse.de>
23531 PR middle-end/31023
23532 * fold-const.c (fold_sign_changed_comparison): Do leave
23533 conversions to base-types alone.
23535 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23537 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23538 the link register if one altivec register is be saved.
23540 2008-03-30 Ben Elliston <bje@au.ibm.com>
23542 * final.c (final_scan_insn): Remove if (0) code.
23544 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23546 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23548 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23550 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23551 of V4SFmode to ix86_binary_operator_ok.
23553 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23555 * config/i386/i386.c (override_options): Initialize
23556 ix86_veclib_handler to ix86_veclibabi_svml when
23557 -mveclibabi=svml is used.
23558 (ix86_veclibabi_svml): New function for SVML ABI style
23559 vectorization support.
23560 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23562 2008-03-28 Rafael Espíndola <espindola@google.com>
23564 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23565 (tree_binary_nonnegative_warnv_p): Make it public.
23566 (tree_single_nonnegative_warnv_p): Make it public.
23567 (tree_invalid_nonnegative_warnv_p): Make it public.
23568 (tree_unary_nonzero_warnv_p): Make it public.
23569 (tree_binary_nonzero_warnv_p): Make it public
23570 (tree_single_nonzero_warnv_p): Make it public.
23571 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23572 (extract_range_from_binary_expr): Split the expr argument.
23573 (extract_range_from_unary_expr): Split the expr argument.
23574 (extract_range_from_comparison): Split the expr argument.
23575 (extract_range_from_expr): Use the new aux functions.
23576 (vrp_evaluate_conditional_warnv): Use
23577 vrp_evaluate_conditional_warnv_with_ops.
23578 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23579 (tree_binary_nonzero_warnv_p): Declare.
23580 (tree_single_nonzero_warnv_p): Declare.
23581 (tree_expr_nonzero_warnv_p): Declare.
23582 (tree_unary_nonnegative_warnv_p): Declare.
23583 (tree_binary_nonnegative_warnv_p): Declare.
23584 (tree_single_nonnegative_warnv_p): Declare.
23585 (tree_invalid_nonnegative_warnv_p): Declare.
23587 2008-03-28 Richard Guenther <rguenther@suse.de>
23589 PR tree-optimization/30317
23590 PR tree-optimization/30911
23591 PR tree-optimization/34793
23592 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23593 (struct assert_locus_d): New member EXPR.
23594 (register_new_assert_for): Add EXPR parameter to support
23595 ASSERT_EXPR <name, expr OP limit>.
23596 (register_edge_assert_for_1): Adjust callers.
23597 (find_assert_locations): Likewise.
23598 (process_assert_insertions_for): Build condition from expression.
23599 (extract_range_from_assert): Handle ASSERT_EXPRs
23600 of the form ASSERT_EXPR <name, expr OP limit>.
23601 (register_edge_assert_for_2): New helper registering
23602 asserts for comparisons. Recognize range tests of the form
23603 (unsigned)i - CST1 OP CST2.
23604 (register_edge_assert_for_1): Use it.
23605 (register_edge_assert_for): Likewise.
23606 (needs_overflow_infinity): Integer sub-types
23607 do not need overflow infinities.
23608 (vrp_val_is_max): The extreme values of integer sub-types
23609 are those of the base type.
23610 (vrp_val_is_min): Likewise.
23611 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23614 2008-03-28 Nick Clifton <nickc@redhat.com>
23617 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23618 Return GENERAL_REGS for stack adjustment reloads.
23620 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23623 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23624 const_vector when all the vectors are constant.
23626 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23628 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23630 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23631 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23633 (s<code>_sf): Use new scc_sf attribute for opcode names.
23635 2008-03-27 Tom Tromey <tromey@redhat.com>
23637 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23638 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23639 config/spu/t-spu-elf, config/i386/t-interix,
23640 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23641 config/i386/x-darwin, config/i386/x-mingw32,
23642 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23643 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23644 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23645 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23646 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23647 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23648 config/score/t-score-elf, config/arm/t-strongarm-pe,
23649 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23650 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23651 Revert automatic dependency patch.
23653 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23656 * config/i386/i386.c (ix86_function_arg_boundary): Align
23657 decimal floating point to its natural boundary.
23659 2008-03-27 Richard Guenther <rguenther@suse.de>
23661 PR middle-end/35716
23662 * fold-const.c (fold_comparison): Restrict distinct decl
23663 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23664 solely rely on operand_equal_p.
23666 2008-03-27 Richard Guenther <rguenther@suse.de>
23669 * c-common.c (handle_weak_attribute): Reject combination of
23672 2008-03-27 Richard Guenther <rguenther@suse.de>
23674 PR tree-optimization/32810
23675 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23676 conversions from DECL_INITIAL.
23677 (fold_const_aggregate_ref): Likewise from constructor elements.
23679 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23681 * tree-affine.h (aff_combination_expand): Declare.
23682 (get_inner_reference_aff): Likewise.
23683 * tree-affine.c (aff_combination_expand): Split out from
23684 tree_to_aff_combination_expand.
23685 (get_inner_reference_aff): New function.
23686 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23687 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23688 (struct lim_aux_data): sm_done field removed.
23689 (mem_ref_loc_p, mem_ref_locs_p): New types.
23690 (struct mem_ref): Added id, stored, accesses_in_loop,
23691 indep_loop, dep_loop, indep_ref, dep_ref fields.
23692 Removed is_stored, locs and next fields.
23693 (memory_accesses): New variable.
23694 (movement_possibility): Do not allow moving statements
23695 that store to memory.
23696 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23698 (determine_max_movement): For statements with memory references,
23699 find the outermost loop in that the reference is independent.
23700 (move_computations_stmt): Mark the virtual operands for renaming.
23701 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23702 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23703 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23704 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23705 create_vop_ref_mapping, analyze_memory_references,
23706 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23707 get_all_locs_in_loop, ref_always_accessed_p,
23708 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23709 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23710 store_motion_loop, store_motion): New functions.
23711 (struct vop_to_refs_elt): New type.
23712 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23713 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23714 (schedule_sm): Replaced by...
23715 (execute_sm): ... this.
23716 (determine_lsm_ref, hoist_memory_references,
23717 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23718 find_more_ref_vops, free_mem_ref, free_mem_refs,
23719 determine_lsm_loop, determine_lsm): Removed.
23720 (tree_ssa_lim_finalize): Free data structures used by store motion.
23721 (tree_ssa_lim): Call analyze_memory_references. Use
23722 store_motion instead of determine_lsm.
23724 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23726 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23727 rename tmake_file to m68hc11/t-m68hc11.
23728 (mcore): Set inhibit_libc to true.
23729 * config.host (alpha*-dec-*vms*): Set extra_programs.
23730 (interix3*): Don't use host_xmake_file.
23731 * configure.ac: Let config.gcc override inhibit_libc.
23732 * configure: Regenerate.
23734 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23735 * config/t-openbsd-thread: Remove commented out lines.
23737 * config/x-interix: Remove.
23739 * config/m68hc11/t-m68hc11-gas: Rename to...
23740 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23742 * config/mcore/t-mcore: Remove T_CFLAGS.
23743 * config/mcore/t-mcore-pe: Likewise.
23745 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23747 * configure.ac: Replace custom __GNU_SOURCE test with
23748 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23749 * aclocal.m4: Regenerate.
23750 * configure: Regenerate.
23751 * config.in: Regenerate.
23753 2008-03-27 Richard Guenther <rguenther@suse.de>
23755 * fold-const.c (target.h): Include.
23756 (fold_comparison): Fold comparison of addresses of decls
23757 that bind locally or of constants. Consolidate address folding code.
23758 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23759 results from fold_binary_to_constant.
23760 (compare_values_warnv): Likewise.
23762 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23764 PR middle-end/35429
23765 * fold-const.c (fold_truthop): Check for integeral types when folding
23766 a == 0 && b == 0 and a != 0 || b != 0 .
23768 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23770 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23772 2008-03-26 Andreas Schwab <schwab@suse.de>
23774 * doc/invoke.texi: Fix use of @item vs. @itemx.
23776 2008-03-26 Tom Tromey <tromey@redhat.com>
23778 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23779 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23780 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23781 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23782 build/genconstants.o, build/genemit.o, build/genextract.o,
23783 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23784 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23787 2008-03-26 Richard Guenther <rguenther@suse.de>
23790 2008-03-26 Richard Guenther <rguenther@suse.de>
23792 * fold-const.c (target.h): Include.
23793 (fold_comparison): Fold comparison of addresses of two decls
23794 that bind locally. Consolidate address folding code.
23796 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23798 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23799 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23800 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23801 dconstsqrt2, dconstthird, dconste and/or dconst10.
23802 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23803 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23804 dconstsqrt2, dconste): Delete.
23805 (init_emit_once): Likewise. Simplify initializing dconstm1.
23807 * real.c (get_real_const): New.
23808 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23809 dconstsqrt2, dconste): Delete.
23810 (real_value_const, get_real_const): New.
23812 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23814 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23816 * config/i386/i386.c (ix86_function_arg_boundary): Check
23817 BIGGEST_ALIGNMENT instead of 128.
23818 (setup_incoming_varargs_64): Likewise.
23820 2008-03-26 Tom Tromey <tromey@redhat.com>
23822 * Makefile.in (DEPFILES): Add missing '/'.
23824 2008-03-26 Richard Guenther <rguenther@suse.de>
23826 * fold-const.c (target.h): Include.
23827 (fold_comparison): Fold comparison of addresses of two decls
23828 that bind locally. Consolidate address folding code.
23830 2008-03-26 Nick Clifton <nickc@redhat.com>
23833 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23834 not allow INT+INT as a legitimate addressing mode.
23836 2008-03-26 Richard Guenther <rguenther@suse.de>
23838 * tree-flow.h (widen_bitfield): Remove declaration.
23839 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23840 (widen_bitfield): Remove function.
23841 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23844 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23847 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23850 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23852 PR rtl-optimization/35232
23853 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23854 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23855 reg_reloaded_call_part_clobbered here.
23856 (reload_regs_reach_end_p): New function.
23857 (reload_reg_rtx_for_input): New variable.
23858 (reload_reg_rtx_for_output): Likewise.
23859 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23860 when reassigning a pseudo register. Load reloadreg from
23861 reload_reg_rtx_for_input, moving the mode and register
23863 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23864 instead of the original when deciding whether an input reload
23865 would be a no-op or whether an output reload can be deleted.
23866 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23867 when setting up new_spill_reg_store. Load it from
23868 reload_reg_rtx_for_output, moving the mode and register
23870 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23871 instead of the original when deciding whether an output reload
23872 would be a no-op. Do the same when modifying insn notes.
23873 Use rtx_equal_p instead of == to compare the registers.
23874 (inherit_piecemeal_p): Take a mode and two register numbers
23876 (emit_reload_insns): Clear new_spill_reg_store for every hard
23877 register in the reload register. Remove spill registers
23878 from reg_reloaded_valid before considering whether to record
23879 inheritance information for them. Use reload_reg_rtx_for_output
23880 instead of reg_rtx when recording output reloads. Use
23881 reload_reg_rtx_for_input instead of reg_rtx when recording
23882 input reloads. Set or clear reg_reloaded_call_part_clobbered
23883 at the same time as setting reg_reloaded_valid.
23884 (delete_output_reload): Add a new_reload_reg parameter and use it
23885 instead of rld[j].reg_rtx.
23886 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23889 2008-03-25 Tom Tromey <tromey@redhat.com>
23891 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23892 (build/genattr.o): Likewise.
23893 (build/genattrtab.o): Likewise.
23894 (build/gencodes.o): Likewise.
23895 (build/genconfig.o): Likewise.
23896 (build/genconstants.o): Likewise.
23897 (build/genemit.o): Likewise.
23898 (build/genextract.o): Likewise.
23899 (build/genflags.o): Likewise.
23901 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23903 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23904 instead of size_int for integer types.
23905 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23906 to match type of MINUS_EXPR.
23908 2008-03-25 Tom Tromey <tromey@redhat.com>
23910 * configure: Rebuilt.
23911 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23914 2008-03-25 Tom Tromey <tromey@redhat.com>
23916 * config/x-solaris (host-solaris.o): Update.
23917 * config/x-linux (host-linux.o): Update.
23918 * config/x-hpux (host-hpux.o): Update.
23919 * config/x-darwin (host-darwin.o): Update.
23920 * config/v850/t-v850e (v850-c.o): Update.
23921 * config/v850/t-v850 (v850-c.o): Update.
23922 * config/t-vxworks (vxworks.o): Update.
23923 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23924 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23925 * config/spu/t-spu-elf (spu-c.o): Update.
23927 * config/sh/t-symbian (sh-c.o): Update.
23928 (symbian.o): Update.
23929 * config/sh/t-sh (sh-c.o): Update.
23930 * config/score/t-score-elf (score7.o, score3.o): Update.
23931 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23932 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23933 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23934 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23935 (rs6000.o): Remove.
23936 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23937 * config/m32c/t-m32c (m32c-pragma.o): Update.
23938 * config/ia64/t-ia64 (ia64-c.o): Update.
23939 * config/i386/x-mingw32 (host-mingw32.o): Update.
23940 * config/i386/x-i386 (driver-i386.o): Update.
23941 * config/i386/x-darwin (host-i386-darwin.o): Update.
23942 * config/i386/x-cygwin (host-cygwin.o): Update.
23943 * config/i386/t-nwld (nwld.o): Update.
23944 * config/i386/t-netware (netware.o): Update.
23945 * config/i386/t-interix (winnt.o): Update.
23946 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23947 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23948 msformat-c.o): Update.
23949 * config/bfin/t-bfin-linux (generated_files): Add
23950 linux-sysroot-suffix.h.
23951 * config/arm/t-wince-pe (pe.o): Update.
23952 * config/arm/t-strongarm-pe (pe.o): Update.
23953 * config/arm/t-pe (pe.o): Update.
23954 * config/arm/t-arm (arm-c.o): Update.
23955 * doc/install.texi (Prerequisites): Require make 3.80.
23956 * Makefile.in: Remove .o targets.
23957 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23958 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23959 (simple_generated_h, simple_generated_c): Move earlier.
23960 (generated_files): New variable.
23961 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23962 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23963 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23964 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23965 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23966 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23967 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23968 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23969 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23970 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23971 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23972 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23974 (COMPILE.base, COMPILE): New variables.
23975 (%.o): New pattern rule.
23976 (ALL_HOST_OBJS): New variable.
23977 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23978 (dummy-checksum.o, cc1-checksum.o): Remove.
23979 (DRIVER_SHLIB): New variable.
23980 (DRIVER_DEFINES): Use it.
23981 (gencondmd.c): Move out of build/.
23982 (s-conditions): Update.
23983 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23984 (ALL_BUILD_OBJS): Likewise.
23985 (build/%.o): Use BUILDCOMPILE.
23986 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23987 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23988 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23989 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23990 build/genconfig.o, build/genconstants.o, build/genemit.o,
23991 build/genextract.o, build/genflags.o, build/genmddeps.o,
23992 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23993 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23994 build/gen-protos.o, build/scan.o, build/fix-header.o,
23995 build/scan-decls.o): Simplify.
23996 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23997 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23998 prefix.o, toplev.o): Reduce to variable setting.
23999 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24000 ($(out_object_file), gcc-options.o): New targets.
24001 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24002 * configure: Rebuilt.
24003 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24004 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24006 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24008 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24009 complain when we hit an error, return ERROR_MARK_NODE.
24011 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24013 * config/sh/constraints.md (Pso, Psz): New constraints.
24014 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24015 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24017 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24019 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24020 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24022 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24024 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24025 (prefetch_sh2a): New.
24027 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24028 Naveen.H.S <naveen.hs@kpitcummins.com>
24030 * config/sh/constraints.md (I28): New constraint.
24031 * config/sh/sh.c (broken_move): Add support for movi20s.
24032 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24034 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24035 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24036 Naveen.H.S <naveen.hs@kpitcummins.com>
24038 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24039 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24040 (print_operand): Handle resbank in %@ operand code.
24041 (sh_encode_section_info): New.
24042 (push_regs): Add conditions for resbank.
24043 (sh_expand_epilogue): Likewise.
24044 (sh_insert_attributes): Likewise.
24045 (sh_attribute_table): Likewise.
24046 (sh_handle_resbank_handler_attribute): New.
24047 (sh2a_handle_function_vector_handler_attribute): New.
24048 (sh2a_is_function_vector_call): New.
24049 (sh2a_get_function_vector_number): New.
24050 (sh2a_function_vector_p): New.
24051 (sh_cfun_resbank_handler_p): New.
24052 * config/sh/sh.md (calli): Emit jsr/n if possible.
24053 (calli_tbr_rel): New.
24054 (calli_pcrel): Emit jsr/n if possible.
24055 (return_i): Emit rts/n if possible.
24056 (call_valuei_tbr_rel): New.
24057 (call_valuei_pcrel): Add condition for SH2A target.
24058 (call_value): Likewise.
24059 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24060 (sh2a_get_function_vector_number): Likewise.
24061 (sh2a_is_function_vector_call): Likewise.
24062 * doc/extend.texi: Document TBR relative addressing of SH2A.
24063 (resbank): Add description for SH2A.
24065 2008-03-24 Richard Guenther <rguenther@suse.de>
24068 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24069 pointer assignments change conversions according to middle-end rules.
24070 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24071 * configure.ac: Include type checking in yes.
24072 * configure: Regenerate.
24074 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24076 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24077 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24079 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24081 * gthr-vxworks.h (UNUSED): Define.
24083 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24085 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24087 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24089 * doc/extend.texi (Function Attributes): Add missing comma in the
24090 example of the "alloc_size" attribute.
24092 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24095 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24097 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24100 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24103 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24104 of the underlying type of a MS bitfield layout to the natural
24105 alignment of the type.
24107 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24109 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24110 to their natural alignment to avoid store forwarding stalls.
24112 2008-03-22 Richard Guenther <rguenther@suse.de>
24114 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24115 For PHI nodes verify the address is invariant.
24116 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24117 (get_symbol_constant_value): Use is_gimple_min_invariant.
24118 (maybe_fold_stmt_indirect): Likewise.
24120 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24122 PR rtl-optimization/33927
24123 * Makefile.in (dse.o): Depend on $(TM_P_H).
24124 * expr.h (extract_low_bits): Declare.
24125 * expmed.c (extract_low_bits): New function.
24126 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24127 * dse.c: Include tm_p.h.
24128 (find_shift_sequence): Remove the read_reg argument and return the
24129 read value. Emit the instructions instead of returning them.
24130 Iterate on new_mode rather than calculating it each time.
24131 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24132 source to NEW_MODE and extract_low_bits to convert the shifted
24133 value to READ_MODE.
24134 (replace_read): Allow the load and store to have different mode
24135 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24136 or extraction instructions before trying the replacement. Update
24137 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24139 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24141 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24142 to their natural alignment to avoid store forwarding stalls.
24144 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24147 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24148 encouraging but not allowing gprs for input;
24149 change the input constraint to !f#r.
24150 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24152 change the output constraint to !f#r.
24154 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24157 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24158 corresponding post-reload splitters.
24159 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24160 when x87 FP math is selected.
24161 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24162 New function prototype.
24163 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24164 unreachable function to ease macroization of insn patterns.
24166 2008-03-21 Martin Jambor <mjambor@suse.cz>
24168 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24169 reference dumps if ddr is NULL or dependence is unknown.
24171 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24173 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24174 unsigned extension into account.
24175 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24176 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24177 Do computations on a scratch register.
24179 2008-03-21 Richard Guenther <rguenther@suse.de>
24181 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24182 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24183 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24184 * tree-ssa-dom.c (record_equality): Likewise.
24185 * tree-inline.c (copy_body_r): Likewise.
24186 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24189 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24191 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24192 as 'delete_unused' argument.
24194 2008-03-20 Richard Guenther <rguenther@suse.de>
24196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24197 special casing of constant qualifiers.
24198 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24199 care about them in general.
24200 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24201 regardless of their type.
24202 (fold_stmt_r): Forcefully fold *& if we end up with that.
24204 2008-03-20 Paul Brook <paul@codesourcery.com>
24206 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24207 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24209 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24211 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24212 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24214 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24216 * common.opt (Wmudflap): New option.
24217 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24218 (mx_register_decls): Likewise.
24219 (mudflap_finish_file): Likewise.
24220 * doc/invoke.texi: Document -Wno-mudflap.
24222 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24224 * c-format.c (replace_format_name_to_system_name): New.
24225 (cmp_attribs): New.
24226 (convert_format_name_to_system_name): New.
24227 (decode_format_attr): Add use of convert_format_name_to_system_name.
24228 (format_types_orig): Add gnu_ prefix to names.
24229 (check_format_info_main): Special treating of \0 escaped names for
24230 supporting multi-character format specifiers as I32, I64.
24231 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24232 (gnu_target_overrides_format_attributes): New.
24233 * c-format.h: Add structure target_ovr_attr to hold
24234 system specific formatter names.
24235 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24236 msformat-c.o file to c_target_objs and cxx_target_objs.
24237 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24238 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24239 (TARGET_N_FORMAT_TYPES): New.
24240 * config/i386/msformat-c.c: New.
24241 * config/i386/t-cygming: Add build rule for msformat-c.o.
24242 * doc/extend.texi: Add new format names gnu_* and ms_* and
24244 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24246 2008-03-20 Ira Rosen <irar@il.ibm.com>
24248 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24249 optimizations turned on under -O3.
24250 (ftree-vectorize): Add that the flag is turned on with -O3.
24252 2008-03-20 Ben Elliston <bje@au.ibm.com>
24254 * regmove.c (try_auto_increment): Fix spelling error in comment.
24255 * final.c (final_scan_insn): Likewise.
24257 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24260 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24261 allocator preferences for "y" and "r" class registers.
24262 ("*mov<mode>_internal"): Ditto.
24263 ("*movv2sf_internal_rex64"): Ditto.
24264 ("*movv2sf_internal"): Ditto.
24266 2008-03-19 Michael Matz <matz@suse.de>
24268 PR middle-end/35616
24269 * calls.c (expand_call): Check overlap of arguments with call
24270 address for sibcalls.
24272 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24275 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24276 of the underlying type of a MS bitfield layout to the natural
24277 alignment of the type.
24279 2008-03-19 Jan Hubicka <jh@suse.cz>
24282 * toplev.c (decode_d_option): Handle all CPP flags.
24283 * tree-vrp.c: Update tree_pass descriptors.
24284 * regrename.c: Update tree_pass descriptors.
24285 * fwprop.c: Update tree_pass descriptors.
24286 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24287 * tree-into-ssa.c: Update tree_pass descriptors.
24288 * tree-dump.c: Update tree_pass descriptors.
24289 * tree-complex.c: Update tree_pass descriptors.
24290 * tree-dump.h: Update tree_pass descriptors.
24291 * see.c: Update tree_pass descriptors.
24292 * cgraphbuild.c: Update tree_pass descriptors.
24293 * tracer.c: Update tree_pass descriptors.
24294 * tree-loop-distribution.c: Update tree_pass descriptors.
24295 * cgraph.c: Update tree_pass descriptors.
24296 * postreload-gcse.c: Update tree_pass descriptors.
24297 * postreload.c: Update tree_pass descriptors.
24298 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24299 * tree-tailcall.c: Update tree_pass descriptors.
24300 * tree-pass.h (tree_opt_pass): Rename to ...
24301 (opt_pass) ... this one; add "type" field and remove letter field.
24302 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24303 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24304 all_lowering_passes): Update declaration.
24305 * ipa-cp.c: Update tree_pass descriptors.
24306 * final.c: Update tree_pass descriptors.
24307 * omp-low.c: Update tree_pass descriptors.
24308 * tree-ssa-dse.c: Update tree_pass descriptors.
24309 * ipa-reference.c: Update tree_pass descriptors.
24310 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24311 * auto-inc-dec.c: Update tree_pass descriptors.
24312 * reorg.c: Update tree_pass descriptors.
24313 * cgraphunit.c: Update tree_pass descriptors.
24314 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24315 * tree-ssa-ccp.c: Update tree_pass descriptors.
24316 * df-core.c: Update tree_pass descriptors.
24317 * mode-switching.c: Update tree_pass descriptors.
24318 * tree-nomudflap.c: Update tree_pass descriptors.
24319 * modulo-sched.c: Update tree_pass descriptors.
24320 * ipa-pure-const.c: Update tree_pass descriptors.
24321 * cse.c: Update tree_pass descriptors.
24322 * web.c: Update tree_pass descriptors.
24323 * tree-stdarg.c: Update tree_pass descriptors.
24324 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24325 * tree-ssa-dom.c: Update tree_pass descriptors.
24326 * tree-nrv.c: Update tree_pass descriptors.
24327 * tree-ssa-alias.c: Update tree_pass descriptors.
24328 * loop-init.c: Update tree_pass descriptors.
24329 * gimple-low.c: Update tree_pass descriptors.
24330 * ipa-inline.c: Update tree_pass descriptors.
24331 * tree-ssa-sink.c: Update tree_pass descriptors.
24332 * global.c: Update tree_pass descriptors.
24333 * ifcvt.c: Update tree_pass descriptors.
24334 * jump.c: Update tree_pass descriptors.
24335 * predict.c: Update tree_pass descriptors.
24336 * tree-ssa-loop.c: Update tree_pass descriptors.
24337 * recog.c: Update tree_pass descriptors.
24338 * dse.c: Update tree_pass descriptors.
24339 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24340 * tree-eh.c: Update tree_pass descriptors.
24341 * regmove.c: Update tree_pass descriptors.
24343 * function.c: Update tree_pass descriptors.
24344 * tree-vectorizer.c: Update tree_pass descriptors.
24345 * gcse.c: Update tree_pass descriptors.
24346 * ipa-type-escape.c: Update tree_pass descriptors.
24347 * tree-if-conv.c: Update tree_pass descriptors.
24348 * init-regs.c: Update tree_pass descriptors.
24349 * ipa.c: Update tree_pass descriptors.
24350 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24351 * rtl-factoring.c: Update tree_pass descriptors.
24352 * lower-subreg.c: Update tree_pass descriptors.
24353 * bt-load.c: Update tree_pass descriptors.
24354 * tree-dfa.c: Update tree_pass descriptors.
24355 * except.c: Update tree_pass descriptors.
24356 * emit-rtl.c: Update tree_pass descriptors.
24357 * cfgexpand.c: Update tree_pass descriptors.
24358 * tree-cfgcleanup.c: Update tree_pass descriptors.
24359 * cfgcleanup.c: Update tree_pass descriptors.
24360 * tree-ssa-pre.c: Update tree_pass descriptors.
24361 * tree-sra.c: Update tree_pass descriptors.
24362 * tree-mudflap.c: Update tree_pass descriptors.
24363 * tree-ssa-copy.c: Update tree_pass descriptors.
24364 * cfglayout.c: Update tree_pass descriptors.
24365 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24366 * tree-ssa-dce.c: Update tree_pass descriptors.
24367 * tree-ssa.c: Update tree_pass descriptors.
24368 * regclass.c: Update tree_pass descriptors.
24369 * integrate.c: Update tree_pass descriptors.
24370 * tree-optimize.c: Update tree_pass descriptors.
24371 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24372 * tree-object-size.c: Update tree_pass descriptors.
24373 * combine.c: Update tree_pass descriptors.
24374 * tree-outof-ssa.c: Update tree_pass descriptors.
24375 * bb-reorder.c: Update tree_pass descriptors.
24376 * stack-ptr-mod.c: Update tree_pass descriptors.
24377 * var-tracking.c: Update tree_pass descriptors.
24378 * tree-profile.c: Update tree_pass descriptors.
24379 * tree-vect-generic.c: Update tree_pass descriptors.
24380 * reg-stack.c: Update tree_pass descriptors.
24381 * sched-rgn.c: Update tree_pass descriptors.
24382 * tree-ssa-structalias.c: Update tree_pass descriptors.
24383 * tree-cfg.c: Update tree_pass descriptors.
24384 * passes.c (current_pass): Update declaration.
24385 (finish_optimization_passes): Update.
24386 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24387 (register_one_dump_file, register_dump_files_1, next_pass_1):
24389 (init_optimization_passes): Update handling of new types.
24390 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24391 * ipa-struct-reorg.c: Update tree_pass descriptors.
24392 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24393 * combine-stack-adj.c: Update tree_pass descriptors.
24394 * cfgrtl.c: Update tree_pass descriptors.
24395 * dce.c: Update tree_pass descriptors.
24396 * tree-ssanames.c: Update tree_pass descriptors.
24398 2008-03-19 Richard Guenther <rguenther@suse.de>
24400 PR middle-end/35609
24401 * tree-ssa.c (walk_data): New structure.
24402 (warn_uninitialized_var): If not always_executed warn with "maybe"
24404 (execute_early_warn_uninitialized): Compute post-dominators.
24405 Initialize always_executed before processing each basic block.
24407 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24410 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24411 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24413 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24415 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24417 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24419 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24421 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24422 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24423 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24424 target after ignore has been set, and move there also the commputation
24425 of subtarget and original_target.
24426 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24427 (LANG_HOOKS_INITIALIZER): Remove it.
24428 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24430 2008-03-18 Richard Guenther <rguenther@suse.de>
24432 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24433 found an expression with constants, note that in the VN for the lhs.
24434 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24435 fold them to constants if possible. Run cleanup_cfg if done so.
24436 (execute_pre): Return todo.
24437 (do_pre): Likewise.
24438 (execute_fre): Likewise.
24439 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24441 (get_prop_source_stmt): Look through pointer conversions.
24443 2008-03-18 Jan Hubicka <jh@suse.cz>
24445 * tree-pretty-print.c: Include predict.h.
24446 (dump_generic_node): Dump predictor.
24447 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24448 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24449 * gimple-low.c (lower_stmt): Likewise.
24450 * expr.c (expand_expr_real): Likewise.
24451 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24453 (build_predict_expr, build_predict_expr): New.
24454 * predict.h (predictor_name, build_predict_expr): Update.
24455 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24456 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24457 * predict.def (PRED_CONTINUE): Update hitrate.
24458 * tree.def (PREDICT_EXPR): Define.
24459 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24460 do not handle BIND_EXPR.
24461 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24462 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24463 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24466 2008-03-18 Michael Matz <matz@suse.de>
24468 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24470 2008-03-18 Richard Guenther <rguenther@suse.de>
24472 * tree-gimple.h (is_gimple_invariant_address): Declare.
24473 (is_gimple_constant): Likewise.
24474 * tree-gimple.c (is_gimple_constant): New function.
24475 (is_gimple_invariant_address): Likewise.
24476 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24477 and is_gimple_invariant_address.
24478 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24480 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24481 an addressable base.
24483 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24485 PR middle-end/35611
24486 * gimplify.c (gimplify_expr): Gimplify second operand of
24489 2008-03-17 Richard Guenther <rguenther@suse.de>
24491 PR tree-optimization/19637
24492 * fold-const.c (fold_unary): Remove restrictions of removing
24493 intermediate pointer-conversions (P2)(P1)P0.
24494 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24495 conversion to void pointer.
24496 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24498 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24501 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24502 emulated thread local variables.
24504 2008-03-16 Richard Guenther <rguenther@suse.de>
24506 PR middle-end/35607
24507 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24508 expand TREE_INVARIANT operations that are not gimple invariant.
24510 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24512 * doc/extend.texi (Alignment): Say that the ABI controls
24513 the __alignof__ for non-strict-alignment targets rather
24514 than being a recommendation.
24516 2008-03-15 Paul Brook <paul@codesourcery.com>
24518 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24520 (arm_output_fn_unwind): Mark functions that can not be unwound.
24522 2008-03-15 Paul Brook <paul@codesourcery.com>
24524 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24525 extension instructions.
24527 2008-03-15 Richard Guenther <rguenther@suse.de>
24529 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24530 and fold constant aggregate refs.
24531 (fold_const_aggregate_ref): Handle string constants
24532 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24533 (evaluate_stmt): Simplify now that ccp_fold folds constant
24536 2008-03-15 Paul Brook <paul@codesourcery.com>
24538 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24539 (extzv): Use gen_extzv_t2.
24540 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24542 2008-03-15 Richard Guenther <rguenther@suse.de>
24544 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24545 (fold_const_aggregate_ref): Likewise.
24546 (get_value): Return NULL if we don't have any values.
24547 (ccp_finalize): Set const_val to NULL after freeing it.
24548 * tree-flow.h (get_symbol_constant_value): Declare.
24549 (fold_const_aggregate_ref): Likewise.
24550 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24552 2008-03-15 Richard Guenther <rguenther@suse.de>
24554 PR middle-end/35593
24555 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24556 to not produce negative array indices if not allowed. Add
24557 parameter to indicate that.
24558 (maybe_fold_offset_to_component_ref): Allow negative array
24559 indices only for the first member of a structure.
24560 (maybe_fold_offset_to_reference): Allow negative array indices.
24561 (maybe_fold_stmt_addition): Likewise.
24563 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24564 Anatoly Sokolov <aesok@post.ru>
24566 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24567 (avr_arch): Add ARCH_AVR6.
24568 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24569 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24570 instead of fixed value 2.
24571 (print_operand_address): Use gs() asm specifier instead of pm().
24572 (avr_assemble_integer): (Ditto.).
24573 (avr_output_addr_vec_elt): (Ditto.).
24574 (print_operand): Handle "!" code.
24575 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24576 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24577 (AVR_HAVE_EIJMP_EICALL): Define.
24578 (AVR_3_BYTE_PC): Redefine.
24579 (AVR_2_BYTE_PC): (Ditto.).
24580 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24581 (LINK_SPEC): Add atmega2560 and atmega2561.
24582 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24584 * config/avr/avr.md (call_insn): Use eicall instead of icall
24585 for 3 byte PC devices.
24586 (call_value_insn): (Ditto.).
24587 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24588 (indirect_jump): Use only for for 2 byte PC devices.
24589 (*tablejump): (Ditto.).
24590 (*indirect_jump_avr6): Add insn.
24591 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24592 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24593 instead of ijmp for 3 byte PC devices.
24594 (__tablejump2__): (Ditto.).
24595 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24596 (MULITLIB_DIRNAMES): (Ditto.).
24597 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24599 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24601 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24602 "sse2_umulsidi3". Use V1DI mode for operand 0.
24603 ("mmx_psadbw"): Use V1DI mode for operand 0.
24604 * config/i386/i386-modes.def (V1SI): New vector mode.
24605 * config/i386/i386.c (struct builtin_description)
24606 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24607 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24608 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24609 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24610 v1di_ftype_v8qi_v8qi type.
24611 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24613 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24614 __builtin_ia32_pmuludq]: Fix the mode of return value.
24616 2008-03-15 Richard Guenther <rguenther@suse.de>
24618 PR middle-end/35595
24619 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24622 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24624 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24625 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24626 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24627 unless TARGET_SERIALIZE_VOLATILE is enabled.
24628 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24629 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24630 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24632 2008-03-14 Richard Guenther <rguenther@suse.de>
24634 PR tree-optimization/34172
24635 * tree-flow.h (refs_may_alias_p): Declare.
24636 (get_single_def_stmt): Likewise.
24637 (get_single_def_stmt_from_phi): Likewise.
24638 (get_single_def_stmt_with_phi): Likewise.
24639 * tree-dfa.c (refs_may_alias_p): New function.
24640 (get_single_def_stmt): Likewise.
24641 (get_single_def_stmt_from_phi): Likewise.
24642 (get_single_def_stmt_with_phi): Likewise.
24643 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24644 (vn_reference_lookup_1): New helper function.
24645 (vn_reference_lookup): Walk the virtual use-def chain to
24646 continue searching for a match if the def does not alias the
24647 reference we are looking for.
24649 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24651 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24652 archive and Perzl. Update The Written Word listing.
24654 2008-03-14 Richard Guenther <rguenther@suse.de>
24656 PR tree-optimization/34043
24657 PR tree-optimization/33989
24658 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24660 (bitmap_find_leader): Use extra argument to verify dominance
24661 relationship inside a basic-block.
24662 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24663 (find_leader_in_sets): Adjust.
24664 (create_component_ref_by_pieces): Take extra argument for
24665 dominance check, handle lookup failures.
24666 (find_or_generate_expression): Likewise.
24667 (create_expression_by_pieces): Likewise.
24668 (insert_into_preds_of_block): Adjust.
24669 (create_value_expr_from): If asked for, verify all operands
24670 are in the blocks AVAIL_OUT set.
24671 (make_values_for_stmt): Check for SSA_NAMEs that are life
24672 over an abnormal edge.
24673 (compute_avail): Remove such check.
24674 (do_SCCVN_insertion): New function.
24675 (eliminate): If we do not find a leader suitable for replacement
24676 insert a replacement expression from SCCVN if available.
24677 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24678 (struct vn_ssa_aux): Add needs_insertion flag.
24679 * tree-ssa-sccvn.c (may_insert): New global flag.
24680 (copy_reference_ops_from_ref): Value-number union member access
24681 based on its size, not type and member if insertion is allowed.
24682 (visit_reference_op_load): For a weak match from union type
24683 punning lookup a view-converted value and insert a SSA_NAME
24684 for that value if that is not found.
24685 (visit_use): Make dumps shorter. Do not disallow value numbering
24686 SSA_NAMEs that are life over an abnormal edge to constants.
24687 (free_scc_vn): Release inserted SSA_NAMEs.
24688 (run_scc_vn): New flag to specify whether insertion is allowed.
24689 Process SSA_NAMEs in forward order.
24690 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24691 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24692 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24693 pointer type to/from integral types that do not change the
24694 precision to regular conversions.
24696 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24698 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24699 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24700 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24701 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24702 input arguments and the mode of return value. Built-in functions
24703 that operate on whole 64-bit MMX register now use V1DI mode.
24705 2008-03-13 Alon Dayan <alond@il.ibm.com>
24706 Olga Golovanevsky <olga@il.ibm.com>
24708 PR tree-optimization/35041
24709 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24710 to locate the right position in a statement.
24712 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24716 * config/i386/xmmintrin.h: Change all static inline functions to
24717 extern inline and add __gnu_inline__ attribute.
24718 * config/i386/bmintrin.h: Ditto.
24719 * config/i386/smmintrin.h: Ditto.
24720 * config/i386/tmmintrin.h: Ditto.
24721 * config/i386/mmintrin-common.h: Ditto.
24722 * config/i386/ammintrin.h: Ditto.
24723 * config/i386/emmintrin.h: Ditto.
24724 * config/i386/pmmintrin.h: Ditto.
24725 * config/i386/mmintrin.h: Ditto.
24726 * config/i386/mm3dnow.h: Ditto.
24728 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24730 PR middle-end/35185
24731 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24732 (lower_omp_2): New function.
24733 (lower_omp_1, lower_omp): Rewritten.
24735 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24738 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24739 with the phrase "Microsoft Windows compilers".
24740 (Push/Pop Macro Pragmas): New subsection. Document
24741 #pragma push_macro and pragma pop_macro.
24743 2008-03-12 Paul Brook <paul@codesourcery.com>
24745 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24747 2008-03-12 Paul Brook <paul@codesourcery.com>
24749 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24750 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24751 (thumb2_addsi_shortim): Rename ...
24752 (thumb2_addsi_short): ... to this. Allow register operands.
24753 (thumb2_subsi_short): New pattern.
24754 (thumb2_one_cmplsi2_short,
24755 thumb2_negsi2_short): New patterns and peepholes.
24757 2008-03-12 Paul Brook <paul@codesourcery.com>
24759 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24761 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24763 * config/i386/i386.md (int_cond): New code iterator.
24765 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24766 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24767 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24768 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24769 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24770 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24771 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24772 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24774 2008-03-12 Paul Brook <paul@codesourcery.com>
24776 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24777 instead of {arm,thumb}_compute_save_reg_mask.
24778 (output_return_instruction): Ditto.
24779 (thumb_unexpanded_epilogue): Ditto.
24780 (thumb1_expand_prologue): Ditto.
24781 (thumb1_output_function_prologue): Ditto.
24782 (arm_set_return_address): Ditto.
24783 (thumb_set_return_address): Ditto.
24784 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24785 regs to achieve stack alignment.
24786 (thumb1_compute_save_reg_mask): Fix compiler warning.
24787 (arm_output_epilogue): Use offsets->saved_regs_mask.
24788 Adjust stack pointer by poping call clobered registers.
24789 (arm_expand_prologue): Use offsets->saved_regs_mask.
24790 Adjust stack pointer by pushing extra registers.
24791 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24793 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24796 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24797 conversion to the operands of a multiplication.
24799 2008-03-12 Richard Guenther <rguenther@suse.de>
24801 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24802 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24803 * timevar.def (TV_TREE_PHIPROP): Add.
24804 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24805 pass description. Use TV_TREE_PHIPROP.
24806 * tree-ssa-forwprop.c: Remove phiprop code.
24808 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24810 PR middle-end/35549
24811 * omp-low.c (maybe_lookup_decl): Constify first argument.
24812 (use_pointer_for_field): Change last argument from bool to
24813 omp_context *. Disallow shared copy-in/out in nested
24814 parallel if decl is shared in outer parallel too.
24815 (build_outer_var_ref, scan_sharing_clauses,
24816 lower_rec_input_clauses, lower_copyprivate_clauses,
24817 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24819 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24820 Ira Rosen <irar@il.ibm.com>
24822 * tree-vectorizer.c (free_stmt_vec_info): New function.
24823 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24824 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24825 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24826 * tree-vect-transform.c (vectorizable_conversion): Free
24827 vec_oprnds0 if it was allocated.
24828 (vect_permute_store_chain): Remove unused VECs.
24829 (vectorizable_store): Free VECs that are allocated in the..
24831 (vect_transform_strided_load, vectorizable_load): Likewise.
24832 (vect_remove_stores): Simplify the code.
24833 (vect_transform_loop): Move code to vect_remove_stores().
24834 Call vect_remove_stores() and free_stmt_vec_info().
24836 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24838 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24839 TARGET_HPUX. Revise comment.
24840 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24841 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24842 Use sr4 variant of `be' instruction when not generating PIC code.
24843 (attr_length_call): Adjust for above change.
24845 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24847 * ipa-reference.c (static_execute): Remove module_statics_const and
24848 associated setting code.
24850 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24853 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24854 predicate for operand 1.
24855 (paritysi2_cmp): Use register_operand predicate for operand 2.
24856 Use earlyclobber modifier for operand 1. Remove support for
24858 (paritydi2_cmp): Use register_operand predicate for operand 3.
24859 Use earlyclobber modifier for operand 1. Remove support for
24862 2008-03-11 Paul Brook <paul@codesourcery.com>
24863 Vladimir Prus <vladimir@codesourcery.com>
24865 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24866 (arm_compute_save_reg0_reg12_mask): Always
24867 check if register 11 must be saved. Always safe hard frame pointer
24868 when frame_pointer_needeed.
24869 (arm_compute_save_reg_mask): Save IP and PC
24870 only with apcs frames.
24871 (arm_output_epilogue): Adjust Thumb2 codepath to
24872 be also invoked and work for ARM non-apcs frames.
24873 (arm_expand_prologue): Don't bother saving IP
24874 for non-apcs frame, since it's not clobbered by
24875 prologue code. Implement non-apcs frame
24878 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24880 PR rtl-optimization/35281
24881 * expr.c (convert_move): Use a new pseudo for the intermediate
24882 from_mode->word_mode result.
24884 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24886 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24887 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24888 * toplev.c (compile_file): Don't call it.
24890 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24892 PR middle-end/35526
24893 * expr.c (store_expr): Call emit_block_move if the mode
24894 of "temp" RTX is BLKmode.
24896 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24897 Richard Guenther <rguenther@suse.de>
24899 PR tree-optimization/31358
24900 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24901 the step with a NULL_TREE.
24902 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24903 to sizetype if type is a pointer type.
24904 (add_candidate_1): Don't convert the base and step to
24905 the generic type if the orginal type is a pointer type.
24906 (add_iv_value_candidates): Use sizetype for the step
24907 if type is a pointer type.
24908 (cand_value_at): Likewise.
24909 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24911 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24912 Don't convert the tem affine to the type.
24913 (add_elt_to_tree): Use sizetype for the step if a pointer.
24914 Use POINTER_PLUS_EXPR for pointers.
24915 (aff_combination_to_tree): Use sizetype for the step if a
24918 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24920 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24921 Remove commutativity hint.
24923 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24927 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24928 errorneous type. Check that v is a VAR_DECL.
24930 PR middle-end/35099
24931 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24933 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24935 PR tree-optimization/35494
24936 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24937 may be overriden at link and run time.
24939 2008-03-10 Richard Guenther <rguenther@suse.de>
24941 PR tree-optimization/34677
24942 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24943 (poolify_tree): Likewise.
24944 (modify_expr_template): Likewise.
24945 (poolify_modify_stmt): Likewise.
24946 (insert_fake_stores): Handle all component-ref style stores
24947 in addition to INDIRECT_REF. Also handle complex types.
24948 Do not poolify the inserted load.
24949 (realify_fake_stores): Do not rebuild the tree but only
24950 make it a SSA_NAME copy.
24951 (init_pre): Remove initialzation of modify_expr_template.
24952 Do not allocate modify_expr_node_pool.
24953 (fini_pre): Do not free modify_expr_node_pool.
24955 2008-03-10 Paul Brook <paul@codesourcery.com>
24957 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24958 to avoid conflicts.
24960 2008-03-10 Paul Brook <paul@codesourcery.com>
24961 Mark Shinwell <shinwell@codesourcery.com>
24963 * config/arm/cortex-r4.md: New.
24964 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24966 * config/arm/arm.md: Include cortex-r4.md.
24967 (insn): Add smmls, sdiv and udiv values.
24968 (generic_sched): Don't use generic scheduling for Cortex-R4.
24969 (arm_issue_rate): New function.
24970 (TARGET_SCHED_ISSUE_RATE): Define.
24972 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24974 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24976 2008-03-10 Richard Guenther <rguenther@suse.de>
24978 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24979 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24981 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24983 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24984 Set default to true.
24986 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24988 * c.opt (Wsynth): Deprecate.
24989 * doc/invoke.texi (Option Summary, Warning Options): Document
24990 -Wno-format-contains-nul.
24992 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24995 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24996 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24998 2008-03-09 Ira Rosen <irar@il.ibm.com>
25000 * config/rs6000/rs6000.c (builtin_description): Rename vector
25001 left shift operations.
25002 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25003 (altivec_vsl<VI_char>): Rename to ...
25004 (ashl<mode>3): ... new name.
25005 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25007 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25009 2008-03-08 Richard Guenther <rguenther@suse.de>
25011 * coverage.h (tree_coverage_counter_addr): Declare.
25012 * coverage.c (tree_coverage_counter_addr): New function.
25013 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25014 before using again.
25015 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25016 (tree_gen_one_value_profiler): Likewise.
25017 (tree_gen_ic_profiler): Likewise.
25018 (tree_gen_average_profiler): Likewise.
25019 (tree_gen_ior_profiler): Likewise.
25021 2008-03-08 Richard Guenther <rguenther@suse.de>
25023 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25024 (vn_binary_op_insert): Likewise.
25025 (vn_unary_op_lookup): Likewise.
25026 (vn_unary_op_insert): Likewise.
25027 (vn_nary_op_lookup): Declare.
25028 (vn_nary_op_insert): Likewise.
25029 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25030 and binary hashes, use a single obstack for unary_op_pool
25031 and binary_op_pool.
25032 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25033 a single struct vn_nary_op_s. Store tree code length and
25034 a variable number of operands.
25035 (struct vn_reference_op_struct): Remove unused op2.
25036 (vn_reference_op_eq): Do not compare op2.
25037 (vn_reference_op_compute_hash): Do not compute hash of op2.
25038 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25039 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25040 with vn_nary_op_compute_hash.
25041 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25042 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25044 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25046 (visit_unary_op): Call nary functions.
25047 (visit_binary_op): Likewise.
25048 (process_scc): Adjust for struct vn_tables_s changes.
25049 (allocate_vn_table): Likewise.
25050 (free_vn_table): Likewise.
25051 * tree-vn.c (vn_add): Call nary functions.
25052 (vn_lookup): Likewise.
25054 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25057 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25058 wdst back after sync_compare_and_swapqhi_internal.
25060 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25063 * config/i386/i386-modes.def (V1DI): New vector mode.
25064 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25065 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25066 (MMXMODE248): Ditto.
25067 (MMXMODE): Add V1DI mode.
25068 (mmxvecsize): Change DI mode to V1DI mode.
25069 ("mov<mode>): Use MMXMODEI8 mode iterator.
25070 ("*mov<mode>_internal_rex64"): Ditto.
25071 ("*mov<mode>_internal"): Ditto.
25072 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25073 ("mmx_sub<mode>3"): Ditto.
25074 ("mmx_adddi3"): Remove insn pattern.
25075 ("mmx_subdi3"): Ditto.
25076 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25077 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25078 ("mmx_ashl<mode>3"): Ditto.
25079 ("mmx_lshrdi3"): Remove insn pattern.
25080 ("mmx_ashldi3"): Ditto.
25081 * config/i386/i386.c (classify_argument): Handle V1DImode.
25082 (function_arg_advance_32): Ditto.
25083 (function_arg_32): Ditto.
25084 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25085 mmx_addv1di3 insn pattern.
25086 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25087 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25088 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25089 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25090 Remove definitions of built-in functions.
25091 (V1DI_type_node): New node.
25092 (v1di_ftype_v1di_int): Ditto.
25093 (v1di_ftype_v1di_v1di): Ditto.
25094 (v2si_ftype_v2si_si): Ditto.
25095 (v4hi_ftype_v4hi_di): Remove node.
25096 (v2si_ftype_v2si_di): Ditto.
25097 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25098 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25099 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25100 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25101 Add new builtins using def_builtin_const.
25102 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25103 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25104 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25105 * config/i386/mmintrin.h (__v1di): New typedef.
25106 (_mm_add_si64): Cast arguments to __v1di type.
25107 (_mm_sub_si64): Ditto.
25108 (_mm_sll_pi16): Cast __count to __v4hi type.
25109 (_mm_sll_pi32): Cast __count to __v2si type.
25110 (_mm_sll_si64): Cast arguments to __v1di type.
25111 (_mm_srl_pi16): Cast __count to __v4hi type.
25112 (_mm_srl_pi32): Cast __count to __v2si type.
25113 (_mm_srl_si64): Cast arguments to __v1di type.
25114 (_mm_sra_pi16): Cast __count to __v4hi type.
25115 (_mm_sra_pi32): Cast __count to __v2si type.
25116 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25117 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25118 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25119 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25120 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25121 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25122 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25123 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25124 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25125 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25126 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25127 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25129 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25131 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25133 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25136 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25137 reg+const addressing for Altivec modes. Don't generate reg+reg
25138 addressing for TFmode or TDmode quantities.
25140 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25142 * c-common.c (vector_types_convertible_p): Call langhook
25143 instead of comptypes.
25145 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25148 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25149 integral and scalar float variables which have a
25152 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25154 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25155 dwarf_register_span hook when emitting unwind information for
25156 register-to-memory saves.
25157 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25158 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25160 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25162 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25163 for the same VAR_DECL.
25165 2008-03-06 Tom Tromey <tromey@redhat.com>
25167 * treelang: Delete.
25168 * doc/standards.texi (Standards): Don't mention treelang.
25169 * doc/invoke.texi (Overall Options): Don't mention treelang.
25170 * doc/install.texi (Prerequisites): Don't mention bison or
25172 (Configuration): Don't mention treelang.
25173 (Building): Likewise.
25174 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25176 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25178 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25179 word-extractions out of a multi-word object.
25181 2008-03-06 Richard Guenther <rguenther@suse.de>
25183 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25184 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25185 result type and precision.
25186 * expr.c (get_inner_reference): Set unsignedp based on the result
25187 type of BIT_FIELD_REF.
25188 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25189 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25190 (try_instantiate_multiple_fields): Likewise. Use the correct type
25192 (sra_build_assignment): Likewise.
25193 (sra_build_elt_assignment): Likewise.
25194 (sra_explode_bitfield_assignment): Likewise.
25195 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25196 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25197 set BIT_FIELD_REF_UNSIGNED.
25198 (vectorizable_load): Likewise.
25200 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25202 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25205 2008-03-06 Richard Guenther <rguenther@suse.de>
25207 * alias.c (struct alias_set_entry): Move has_zero_child field
25208 to pack with alias_set.
25210 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25212 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25215 2008-03-05 Ian Lance Taylor <iant@google.com>
25217 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25219 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25221 * fwprop.c (update_df): Support width and offset parameters of
25223 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25224 global_conflicts): Change DF_REF_EXTRACT to either
25225 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25226 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25227 * df-scan.c (df_ref_record, df_defs_record,
25228 df_ref_create_structure, df_def_record_1, df_uses_record,
25229 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25230 df_bb_refs_collect, df_entry_block_defs_collect,
25231 df_exit_block_uses_collect): Support new width and offset fields.
25232 (ref_extract_pool): New storage pool.
25233 (df_free_ref): New function.
25234 (df_reg_chain_unlink, df_free_collection_rec,
25235 df_sort_and_compress_refs): Call df_free_ref.
25236 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25238 (df_ref_create_structure): Allocate df_ref_extract if offset and
25239 width fields are used.
25240 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25241 (df_uses_record): Get offset and width from ZERO_EXTRACT
25243 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25244 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25245 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25246 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25247 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25248 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25249 (df_ref_extract): New structure.
25250 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25251 (df_ref_create): Add width and offset parameters.
25253 2008-03-05 Richard Guenther <rguenther@suse.de>
25255 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25256 Use ranges_overlap_p.
25257 (offset_overlaps_with_access): Rename
25258 to ranges_overlap_p and move ...
25259 * tree-flow-inline.h (ranges_overlap_p): ... here.
25261 * tree.h (get_inner_reference, handled_component_p): Update
25264 * tree.h (record_component_aliases, get_alias_set,
25265 alias_sets_conflict_p, alias_sets_must_conflict_p,
25266 objects_must_conflict_p): Move declarations ...
25267 * alias.h (record_component_aliases, get_alias_set,
25268 alias_sets_conflict_p, alias_sets_must_conflict_p,
25269 objects_must_conflict_p): ... here.
25270 Include coretypes.h.
25271 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25273 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25275 * cfg.c: Include tree-flow.h.
25276 (remove_edge_raw): Call redirect_edge_var_map_clear.
25277 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25278 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25279 (redirect_edge_var_map_result): New.
25280 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25281 PENDING_STMT use with redirect_edge_var_map_*.
25282 * tree-ssa.c (edge_var_maps): New definition.
25283 (redirect_edge_var_map_add): New.
25284 (redirect_edge_var_map_clear): New.
25285 (redirect_edge_var_map_dup): New.
25286 (redirect_edge_var_map_vector): New.
25287 (redirect_edge_var_map_destroy): New.
25288 (ssa_redirect_edge): Replace PENDING_STMT use with
25289 redirect_edge_var_map_*.
25290 (flush_pending_stmts): Same.
25291 (delete_tree_ssa): Destroy edge var map.
25292 * tree-flow.h (struct _edge_var_map): New.
25293 Define edge_var_map vector type.
25294 Declare redirect_edge_var_map_* prototypes.
25295 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25296 * tree-cfg.c (reinstall_phi_args): Replace
25297 PENDING_STMT use with redirect_edge_var_map_*.
25299 2008-03-05 Richard Guenther <rguenther@suse.de>
25301 PR tree-optimization/35472
25302 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25303 whose single use_stmt has a overlapping set of loaded and
25304 stored symbols as that use_stmt might be a noop assignment then.
25306 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25308 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25310 2008-03-05 Richard Guenther <rguenther@suse.de>
25313 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25314 should be constants.
25315 * tree-cfg.c (verify_expr): Verify it.
25316 * fold-const.c (fold_truthop): Remove code generating
25317 BIT_FIELD_REFs of structure bases.
25318 (fold_binary): Likewise.
25319 (fold_ternary): Position and size of BIT_FIELD_REFs are
25320 always host integers.
25321 (make_bit_field_ref): Remove.
25322 (optimize_bit_field_compare): Remove.
25323 (all_ones_mask_p): Remove.
25325 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25328 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25329 (split_block_and_df_analyze): New. Split basic block and rebuild
25331 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25333 (split_pattern_seq): Likewise.
25334 (erase_matching_seqs): Likewise.
25335 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25337 2008-03-04 Geoff Keating <geoffk@apple.com>
25339 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25340 declaration and code.
25341 (tree_invalid_nonnegative_warnv_p): Likewise.
25343 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25345 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25346 examples. Truncate option-names then causing overfull hbox.
25348 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25351 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25353 * configure: Rebuilt.
25355 2008-03-04 Rafael Espíndola <espindola@google.com>
25357 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25358 (tree_unary_nonnegative_warnv_p): New.
25359 (tree_binary_nonnegative_warnv_p): New.
25360 (tree_single_nonnegative_warnv_p): New.
25361 (tree_invalid_nonnegative_warnv_p): New.
25362 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25364 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25367 * opts.c (handle_option): Postpone 'unknown option' errors only for
25370 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25373 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25376 2008-03-04 Rafael Espíndola <espindola@google.com>
25378 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25379 (tree_binary_nonzero_warnv_p): New.
25380 (tree_single_nonzero_warnv_p): New.
25381 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25383 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25385 PR middle-end/35456
25386 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25387 transformations for modes that have signed zeros.
25388 * ifcvt.c (noce_try_abs): Ditto.
25390 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25392 * config/i386/i386.c (override_options): Force
25393 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25395 2008-03-04 Jan Hubicka <jh@suse.cz>
25398 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25401 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25403 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25404 label to probe the stack.
25406 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25408 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25409 (__gthr_win32_mutex_destroy): Declare.
25410 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25411 __gthr_win32_mutex_destroy.
25412 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25414 2008-03-03 Jan Hubicka <jh@suse.cz>
25417 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25418 aggressive on inlining cold calls.
25420 2008-03-03 Richard Guenther <rguenther@suse.de>
25422 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25423 struct copies into the expression table.
25424 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25425 (try_to_simplify): Likewise.
25426 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25427 integral and pointer arguments which do not change the
25428 precision to NOP_EXPRs.
25429 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25430 VIEW_CONVERT_EXPR case.
25432 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25434 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25435 defined in a loop at depth 0 is invariant.
25436 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25437 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25438 be called at loop depth 0.
25440 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25443 * gcc.c (process_command): Update copyright notice dates.
25444 * gcov.c (print_version): Likewise.
25445 * gcov-dump.c (print_version): Likewise.
25446 * mips-tfile.c (main): Likewise.
25447 * mips-tdump.c (main): Likewise.
25449 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25452 * c-common.c (flag_permissive): Delete.
25453 (constant_expression_warnings): Check flags first.
25454 (constant_expression_error): New.
25455 * c-common.h (flag_permissive): Delete.
25456 (constant_expression_error): Declare.
25457 * flags.h (flag_permissive): Declare. Update description.
25458 * diagnostic.c (pedwarn): Update.
25460 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25461 (permissive_error_kind): New.
25462 * toplev.c (flag_permissive): Define. Update description.
25463 * toplev.h (permissive_error_kind): Declare.
25464 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25465 (pedwarn_c90): Use pedantic_warning_kind.
25466 * c-opts.c (c_common_post_options): flag_permissive does not affect
25467 flag_pedantic_errors.
25469 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25471 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25472 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25473 __absvsi2, __absvDI2): Use unsigned arithmetic.
25475 2008-03-02 Andi Kleen <ak@suse.de>
25476 Richard Guenther <rguenther@suse.de>
25478 * struct-equiv.c: Remove file.
25479 * cfg_cleanup.c (condjump_equiv_p): Remove.
25480 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25481 (struct-equiv.o): Remove rule.
25482 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25483 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25484 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25486 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25488 * ifcvt.c (noce_process_if_block): Try to handle only the then
25489 block if the else block exists but isn't suitable.
25491 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25494 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25495 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25496 regression from previous patch.
25498 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25501 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25503 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25504 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25505 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25506 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25507 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25508 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25509 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25510 (__gthread_mutex_destroy_function): Rename to
25511 __gthread_mutex_destroy.
25512 * gthr-dce.h (__gthread_mutex_destroy): Call
25513 pthread_mutex_destroy.
25514 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25515 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25516 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25518 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25520 * df-scan.c (df_ref_chain_change_bb): Simplify.
25521 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25522 set_block_for_insn if there's any change.
25523 * df.h ((df_insn_change_bb): Fix prototype.
25524 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25525 df_insn_change_bb, don't call set_block_for_insn.
25526 * emit-rtl.c (reorder_insns): Likewise.
25527 * haifa-sched.c (move_insn): Likewise.
25529 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25531 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25533 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25535 * tree-flow-inline.h (next_readonly_imm_use): Return
25536 NULL_USE_OPERAND_P after the end.
25538 2008-03-01 Richard Guenther <rguenther@suse.de>
25540 PR tree-optimization/35411
25541 * tree-sra.c (sra_build_assignment): Split conversion to
25542 final type to a separate statement if we are not assigning
25545 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25547 * fold-const.c (fold_convertible_p): Correct the logic to follow
25548 that in fold_convert().
25550 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25553 * tree-inline.c (build_duplicate_type): When we make a
25554 duplicate type, make it unique in the canonical types system.
25556 2008-02-29 Tom Tromey <tromey@redhat.com>
25558 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25559 input_file_stack_history, input_file_stack_restored): Remove.
25560 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25561 * input.h (struct file_stack): Remove.
25562 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25563 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25565 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25567 (diagnostic_last_module_changed): Add 'map' argument.
25568 (diagnostic_set_last_function): Likewise.
25569 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25570 line map, not input_file_stack.
25571 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25573 2008-02-29 Paul Brook <paul@codesourcery.com>
25575 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25577 2008-02-29 Paul Brook <paul@codesourcery.com>
25579 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25581 2008-02-29 Richard Guenther <rguenther@suse.de>
25583 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25585 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25586 value for comparing for a store match.
25587 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25588 (try_to_simplify): Do not do a full-blown reference lookup.
25590 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25592 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25593 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25595 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25597 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25599 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25600 strides against cache sizes.
25602 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25604 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25607 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25609 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25610 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25611 is smaller than the original promoted value.
25612 (simplify_subreg): If OP is a SUBREG, try to preserve its
25613 SUBREG_PROMOTED_VAR_P information.
25615 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25617 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25618 (VN_INFO_GET): Allocate new objects on the obstack.
25619 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25620 for rpo_numbers_temp, for consistency.
25621 (free_scc_vn): Free the obstack.
25623 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25625 * doc/invoke.texi: Document -ftree-loop-distribution.
25626 * tree-loop-distribution.c: New.
25627 * tree-pass.h (pass_loop_distribution): New.
25628 * graphds.h (struct graph): Add htab_t indices.
25629 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25630 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25631 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25632 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25633 * tree-data-ref.c (debug_data_dependence_relations): New.
25634 (dump_data_dependence_relation): Also print data references.
25635 (free_data_ref): Extern.
25636 (same_access_functions): Moved...
25637 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25638 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25639 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25640 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25641 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25642 (stmts_from_loop): Skip LABEL_EXPR.
25643 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25645 (build_rdg): Initialize rdg->indices htab.
25646 (free_rdg, stores_from_loop, ref_base_address,
25647 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25648 have_similar_memory_accesses_1, ref_base_address_1,
25649 remove_similar_memory_refs): New.
25650 * tree-data-ref.h: Depend on tree-chrec.h.
25651 (debug_data_dependence_relations, free_data_ref): Declared.
25652 (same_access_functions): ... here.
25653 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25655 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25656 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25657 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25658 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25659 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25660 rdg_vertex_for_stmt): Declared.
25661 (struct rdg_edge): Add level.
25663 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25664 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25666 (rdg_has_similar_memory_accesses): New.
25667 * tree-vect-analyze.c: Remove unused static decls.
25668 * lambda.h (dependence_level): New.
25669 * common.opt (ftree-loop-distribution): New.
25670 * tree-flow.h (mark_virtual_ops_in_bb,
25671 slpeel_tree_duplicate_loop_to_edge_cfg,
25672 rename_variables_in_loop): Declared.
25673 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25674 (OBJS-common): Add tree-loop-distribution.o.
25675 (tree-loop-distribution.o): New rule.
25676 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25677 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25678 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25680 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25683 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25684 other than structures and unions.
25686 2008-02-28 Richard Guenther <rguenther@suse.de>
25689 2008-02-26 Richard Guenther <rguenther@suse.de>
25691 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25692 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25693 (lookup_decl_from_uid): Declare.
25694 (remove_decl_from_map): Likewise.
25695 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25696 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25697 (decl_for_uid_map): New global hashtable mapping DECL_UID
25699 (init_ttree): Allocate it.
25700 (insert_decl_to_uid_decl_map): New helper function.
25701 (make_node_stat): Insert new decls into the map.
25702 (copy_node_stat): Likewise.
25703 (lookup_decl_from_uid): New function.
25704 (remove_decl_from_map): Likewise.
25705 (print_decl_for_uid_map_statistics): New helper.
25706 (dump_tree_statistics): Call it.
25708 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25709 (referenced_var_iterator): Adjust.
25710 (FOR_EACH_REFERENCED_VAR): Adjust.
25711 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25712 (num_referenced_vars): Adjust.
25713 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25714 (first_referenced_var): Remove.
25715 (end_referenced_vars_p): Likewise.
25716 (next_referenced_var): Likewise.
25717 (referenced_var_iterator_set): New helper function.
25718 * tree-dfa.c (referenced_var_lookup): Adjust.
25719 (referenced_var_check_and_insert): Likewise.
25720 (remove_referenced_var): Likewise.
25721 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25722 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25723 (verify_call_clobbering): Likewise.
25724 (verify_memory_partitions): Likewise.
25725 (init_tree_ssa): Allocate bitmap instead of hashtable for
25727 (delete_tree_ssa): Adjust.
25728 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25729 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25730 (compute_tag_properties): Likewise.
25731 (set_initial_properties): Likewise.
25732 (find_partition_for): Likewise.
25733 (update_reference_counts): Likewise.
25734 (dump_may_aliases_for): Likewise.
25735 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25736 (add_call_clobber_ops): Likewise.
25737 (add_call_read_ops): Likewise.
25738 (get_asm_expr_operands): Likewise.
25739 * tree-into-ssa.c (dump_decl_set): Likewise.
25740 (update_ssa): Likewise.
25741 * tree-sra.c (scan_function): Likewise.
25742 (decide_instantiations): Likewise.
25743 (scalarize_parms): Likewise.
25744 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25745 (dsa_named_for): Likewise.
25746 * tree-ssa-structalias.c (update_alias_info): Likewise.
25747 (merge_smts_into): Likewise.
25749 2008-02-27 David Daney <ddaney@avtrex.com>
25752 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25753 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25754 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25755 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25756 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25758 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25761 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25762 (BUILT_IN_NEXTTOWARD): Remove.
25763 (BUILT_IN_NEXTTOWARDF): Ditto.
25764 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25765 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25767 2008-02-27 Tom Tromey <tromey@redhat.com>
25769 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25770 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25772 2008-02-27 Jan Beulich <jbeulich@novell.com>
25774 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25775 update the respective field on newdecl.
25777 2008-02-27 Revital Eres <eres@il.ibm.com>
25779 PR rtl-optimization/34999
25780 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25781 crossing edges that ends with a call insn.
25782 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25783 call insn and clear the EDGE_CROSSING flag of the crossing edge
25784 when fixing fallthru edges.
25786 2008-02-27 Richard Guenther <rguenther@suse.de>
25788 PR middle-end/35390
25789 * fold-const.c (fold_unary): Return the correct argument,
25790 converted to the result type.
25792 2008-02-27 Richard Guenther <rguenther@suse.de>
25794 PR middle-end/34971
25795 * expr.c (expand_expr_real_1): Assert on rotates that operate
25797 * fold-const.c (fold_binary): Use the types precision, not the
25798 bitsize of the mode if folding rotate expressions. Build rotates
25799 only for full modes.
25801 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25803 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25804 and CPP_PRAGMA_EOL.
25805 * c-pragma.c (pragma_ns_name): New typedef.
25806 (registered_pp_pragmas): New variable.
25807 (c_pp_lookup_pragma): New function.
25808 (c_register_pragma_1): If flag_preprocess_only, do nothing
25809 for non-expanded pragmas, for expanded ones push pragma's
25810 namespace and name into registered_pp_pragmas vector.
25811 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25812 flag_preprocess_only, don't register GCC pch_preprocess
25813 pragma if flag_preprocess_only.
25814 * c-opts.c (c_common_init): Call init_pragma even if
25815 flag_preprocess_only.
25816 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25817 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25818 cpp_register_pragma if flag_preprocess_only.
25820 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25823 * c-parser.c (c_parser_translation_unit): Warn for empty
25824 translation unit, not empty source file.
25826 2008-02-26 Paul Brook <paul@codesourcery.com>
25828 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25829 operand for Thumb-2.
25830 * config/arm/arm.h (reg_class): Add CORE_REGS.
25831 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25832 (BASE_REG_CLASS): Use CORE_REGS.
25833 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25834 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25835 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25836 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25837 ARM_REGNO_OK_FOR_INDEX_P.
25838 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25839 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25840 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25841 (ldm/stm peepholes): Ditto.
25842 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25843 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25844 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25845 * config/arm/constraints.md: Enable "k" constraint on ARM.
25847 2008-02-27 Ben Elliston <bje@au.ibm.com>
25849 * config/rs6000/rs6000.c: Annotate cache line size field in all
25850 instances of struct processor_costs.
25852 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25854 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25855 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25856 jump_bypass): New counters.
25857 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25858 * dce.c (gate_ud_dce): Same.
25859 (gate_fast_dce): Same.
25860 * dse.c (gate_dse1): New function.
25861 (gate_dse2): New function.
25862 (gate_dse): Merge results of new gate functions.
25863 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25864 (gate_handle_jump_bypass): Add dbg_cnt.
25865 (gate_handle_gcse): Add dbg_cnt.
25866 * ifcvt.c (gate_handle_if_conversion): Same.
25867 (gate_handle_if_after_combine): Same.
25868 (gate_handle_if_after_reload): Same.
25869 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25871 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25873 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25875 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25877 2008-02-26 Jason Merrill <jason@redhat.com>
25880 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25881 alone if it's the naming decl for the type's main variant.
25883 2008-02-26 Tom Tromey <tromey@redhat.com>
25885 * system.h (USE_MAPPED_LOCATION): Poison.
25886 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25887 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25888 (make_goto_expr_edges): Likewise.
25889 (remove_bb): Likewise.
25890 (execute_warn_function_return): Likewise.
25891 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25893 * c-common.c (fname_decl): Remove old location code.
25894 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25896 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25898 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25899 (gen_rtx_ASM_INPUT): Likewise.
25900 (gen_rtx_ASM_INPUT_loc): Likewise.
25901 (get_rtx_asm_OPERANDS): Remove.
25902 * cfglayout.c (insn_locators_alloc): Remove old location code.
25903 (set_curr_insn_source_location): Likewise.
25904 (curr_insn_locator): Likewise.
25905 * print-tree.c (print_node): Remove old location code.
25906 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25907 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25908 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25909 location_from_locus.
25910 (construct_exit_block): Remove old location code.
25911 * emit-rtl.c (force_next_line_note): Remove old location code.
25912 * profile.c (branch_prob): Remove old location code.
25913 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25914 LOC_LINE): Remove old-location variants.
25915 * langhooks.c (lhd_print_error_function): Remove old location
25917 * configure, config.in: Rebuilt.
25918 * configure.ac (--enable-mapped-location): Remove.
25919 * c-decl.c (c_init_decl_processing): Remove old location code.
25920 (finish_function): Likewise.
25921 * recog.c (decode_asm_operands): Remove old location code.
25922 * c-pch.c (c_common_read_pch): Remove old location code.
25923 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25925 * gimple-low.c (lower_function_body): Remove old location code.
25926 * toplev.c (unknown_location): Remove.
25927 (push_srcloc): Remove old-location variant.
25928 (process_options): Remove old location code.
25929 (lang_dependent_init): Likewise.
25930 * input.h (UNKNOWN_LOCATION): Move definition.
25931 (location_t): Undeprecate.
25932 (source_locus): Remove.
25933 (location_from_locus): Remove.
25934 (struct location_s): Remove.
25935 Remove all old-location code.
25936 (input_line, input_filename): Remove.
25937 * final.c (final_scan_insn): Remove old location code.
25938 * diagnostic.c (diagnostic_build_prefix): Remove
25939 USE_MAPPED_LOCATION test.
25940 * tree.h (gimple_stmt) <locus>: Now a location_t.
25941 (tree_exp) <locus>: Likewise.
25942 (DECL_IS_BUILTIN): Remove old-location variant.
25943 (annotate_with_file_line, annotate_with_locus): Likewise.
25944 (expr_locus, set_expr_locus): Update.
25945 * tree.c (build1_stat): Remove old location code.
25946 (last_annotated_node): Remove.
25947 (annotate_with_file_line): Remove old-location variant.
25948 (annotate_with_locus): Likewise.
25949 (expr_location): Remove old location code.
25950 (set_expr_location): Likewise.
25951 (expr_has_location): Likewise.
25952 (expr_locus): Likewise.
25953 (set_expr_locus): Likewise.
25954 (expr_filename): Don't use location_from_locus.
25955 (expr_lineno): Likewise.
25956 * rtl-error.c (location_for_asm): Remove old location code.
25957 * c-lex.c (cb_line_change): Remove old location code.
25958 (fe_file_change): Likewise.
25959 (cb_def_pragma): Likewise.
25960 (c_lex_with_flags): Likewise.
25961 * gengtype.c (do_typedef): Don't special-case location types.
25962 (define_location_structures): Remove.
25963 (main): Don't call define_location_structures.
25964 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25967 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25970 * builtins.def (BUILT_IN_STDARG_START): Remove.
25971 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25972 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25973 * tree-inline.c (inline_forbidden_p_1): Likewise.
25975 2008-02-26 Richard Guenther <rguenther@suse.de>
25977 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25978 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25979 (lookup_decl_from_uid): Declare.
25980 (remove_decl_from_map): Likewise.
25981 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25982 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25983 (decl_for_uid_map): New global hashtable mapping DECL_UID
25985 (init_ttree): Allocate it.
25986 (insert_decl_to_uid_decl_map): New helper function.
25987 (make_node_stat): Insert new decls into the map.
25988 (copy_node_stat): Likewise.
25989 (lookup_decl_from_uid): New function.
25990 (remove_decl_from_map): Likewise.
25991 (print_decl_for_uid_map_statistics): New helper.
25992 (dump_tree_statistics): Call it.
25994 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25995 (referenced_var_iterator): Adjust.
25996 (FOR_EACH_REFERENCED_VAR): Adjust.
25997 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25998 (num_referenced_vars): Adjust.
25999 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26000 (first_referenced_var): Remove.
26001 (end_referenced_vars_p): Likewise.
26002 (next_referenced_var): Likewise.
26003 (referenced_var_iterator_set): New helper function.
26004 * tree-dfa.c (referenced_var_lookup): Adjust.
26005 (referenced_var_check_and_insert): Likewise.
26006 (remove_referenced_var): Likewise.
26007 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26008 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26009 (verify_call_clobbering): Likewise.
26010 (verify_memory_partitions): Likewise.
26011 (init_tree_ssa): Allocate bitmap instead of hashtable for
26013 (delete_tree_ssa): Adjust.
26014 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26015 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26016 (compute_tag_properties): Likewise.
26017 (set_initial_properties): Likewise.
26018 (find_partition_for): Likewise.
26019 (update_reference_counts): Likewise.
26020 (dump_may_aliases_for): Likewise.
26021 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26022 (add_call_clobber_ops): Likewise.
26023 (add_call_read_ops): Likewise.
26024 (get_asm_expr_operands): Likewise.
26025 * tree-into-ssa.c (dump_decl_set): Likewise.
26026 (update_ssa): Likewise.
26027 * tree-sra.c (scan_function): Likewise.
26028 (decide_instantiations): Likewise.
26029 (scalarize_parms): Likewise.
26030 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26031 (dsa_named_for): Likewise.
26032 * tree-ssa-structalias.c (update_alias_info): Likewise.
26033 (merge_smts_into): Likewise.
26035 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26038 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26039 * c-opts.c (c_common_handle_option): Wall enables
26040 Wvolatile-register-var.
26041 * common.opt: Move Wvolatile-register-var to...
26044 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26046 * common.opt (Wlarger-than=): New.
26047 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26049 * opts.c (common_handle_option): Handle -Wlarger-than=.
26050 * optc-gen.awk: Likewise.
26051 * opth-gen.awk: Likewise.
26052 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26053 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26055 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26057 * c-common.c (match_case_to_enum_1): Add appropriate
26058 OPT_W* parameter to warning.
26059 (c_do_switch_warnings): Likewise.
26060 * c-typeck.c (warning_init): Add one more parameter following
26061 'warning' function.
26062 (push_init_level): Update call to warning_init.
26063 (pop_init_level): Likewise.
26064 (add_pending_init): Likewise.
26065 (output_init_element: Likewise.
26067 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26070 * toplev.c (toplev_main): If there are warnings or error, print
26071 errors for ignored options.
26072 * opts.c (ignored_options): New static variable.
26073 (postpone_unknown_option_error): New.
26074 (print_ignored_options): New.
26075 (handle_option): Postpone errors for unknown -Wno-* options.
26076 * opts.h (print_ignored_options): Declare.
26078 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26080 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26083 2008-02-25 Richard Guenther <rguenther@suse.de>
26086 2008-02-25 Richard Guenther <rguenther@suse.de>
26088 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26089 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26090 (lookup_decl_from_uid): Declare.
26091 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26092 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26093 (decl_for_uid_map): New global hashtable mapping DECL_UID
26095 (init_ttree): Allocate it.
26096 (insert_decl_to_uid_decl_map): New helper function.
26097 (make_node_stat): Insert new decls into the map.
26098 (copy_node_stat): Likewise.
26099 (lookup_decl_from_uid): New function.
26100 (print_decl_for_uid_map_statistics): New helper.
26101 (dump_tree_statistics): Call it.
26103 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26104 (referenced_var_iterator): Adjust.
26105 (FOR_EACH_REFERENCED_VAR): Adjust.
26106 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26107 (num_referenced_vars): Adjust.
26108 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26109 (first_referenced_var): Remove.
26110 (end_referenced_vars_p): Likewise.
26111 (next_referenced_var): Likewise.
26112 (referenced_var_iterator_set): New helper function.
26113 * tree-dfa.c (referenced_var_lookup): Adjust.
26114 (referenced_var_check_and_insert): Likewise.
26115 (remove_referenced_var): Likewise.
26116 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26117 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26118 (verify_call_clobbering): Likewise.
26119 (verify_memory_partitions): Likewise.
26120 (init_tree_ssa): Allocate bitmap instead of hashtable for
26122 (delete_tree_ssa): Adjust.
26123 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26124 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26125 (compute_tag_properties): Likewise.
26126 (set_initial_properties): Likewise.
26127 (find_partition_for): Likewise.
26128 (update_reference_counts): Likewise.
26129 (dump_may_aliases_for): Likewise.
26130 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26131 (add_call_clobber_ops): Likewise.
26132 (add_call_read_ops): Likewise.
26133 (get_asm_expr_operands): Likewise.
26134 * tree-into-ssa.c (dump_decl_set): Likewise.
26135 (update_ssa): Likewise.
26136 * tree-sra.c (scan_function): Likewise.
26137 (decide_instantiations): Likewise.
26138 (scalarize_parms): Likewise.
26139 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26140 (dsa_named_for): Likewise.
26141 * tree-ssa-structalias.c (update_alias_info): Likewise.
26142 (merge_smts_into): Likewise.
26144 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26147 * doc/invoke.texi (-fcx-limited-range): Document new option.
26148 * toplev.c (process_options): Handle -fcx-fortran-rules.
26149 * common.opt: Add documentation for -fcx-fortran-rules.
26151 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26154 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26155 actual behaviour and C99.
26157 2008-02-26 Ben Elliston <bje@au.ibm.com>
26159 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26160 (ASM_CPU_POWER6_SPEC): Likewise.
26161 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26162 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26163 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26165 2008-02-25 Richard Guenther <rguenther@suse.de>
26167 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26168 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26169 (lookup_decl_from_uid): Declare.
26170 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26171 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26172 (decl_for_uid_map): New global hashtable mapping DECL_UID
26174 (init_ttree): Allocate it.
26175 (insert_decl_to_uid_decl_map): New helper function.
26176 (make_node_stat): Insert new decls into the map.
26177 (copy_node_stat): Likewise.
26178 (lookup_decl_from_uid): New function.
26179 (print_decl_for_uid_map_statistics): New helper.
26180 (dump_tree_statistics): Call it.
26182 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26183 (referenced_var_iterator): Adjust.
26184 (FOR_EACH_REFERENCED_VAR): Adjust.
26185 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26186 (num_referenced_vars): Adjust.
26187 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26188 (first_referenced_var): Remove.
26189 (end_referenced_vars_p): Likewise.
26190 (next_referenced_var): Likewise.
26191 (referenced_var_iterator_set): New helper function.
26192 * tree-dfa.c (referenced_var_lookup): Adjust.
26193 (referenced_var_check_and_insert): Likewise.
26194 (remove_referenced_var): Likewise.
26195 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26196 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26197 (verify_call_clobbering): Likewise.
26198 (verify_memory_partitions): Likewise.
26199 (init_tree_ssa): Allocate bitmap instead of hashtable for
26201 (delete_tree_ssa): Adjust.
26202 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26203 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26204 (compute_tag_properties): Likewise.
26205 (set_initial_properties): Likewise.
26206 (find_partition_for): Likewise.
26207 (update_reference_counts): Likewise.
26208 (dump_may_aliases_for): Likewise.
26209 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26210 (add_call_clobber_ops): Likewise.
26211 (add_call_read_ops): Likewise.
26212 (get_asm_expr_operands): Likewise.
26213 * tree-into-ssa.c (dump_decl_set): Likewise.
26214 (update_ssa): Likewise.
26215 * tree-sra.c (scan_function): Likewise.
26216 (decide_instantiations): Likewise.
26217 (scalarize_parms): Likewise.
26218 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26219 (dsa_named_for): Likewise.
26220 * tree-ssa-structalias.c (update_alias_info): Likewise.
26221 (merge_smts_into): Likewise.
26223 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26226 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26227 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26228 * alias.h (nonoverlapping_memrefs_p): Likewise.
26230 2008-02-25 Jan Beulich <jbeulich@novell.com>
26232 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26233 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26234 __emultls_get_address, __emultls_register_common,
26235 __floatundi?f, and _Unwind_GetIPInfo.
26236 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26237 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26238 (gen_regparm_prefix): Likewise.
26239 (i386_nlm_encode_section_info): Sync with
26240 config/i386/winnt.c:i386_pe_encode_section_info().
26241 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26242 i386_nlm_mangle_decl_assembler_name): New.
26243 (netware_override_options): New.
26244 * config/i386/netware.h (netware_override_options): Declare.
26245 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26246 (i386_nlm_mangle_decl_assembler_name): Declare.
26247 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26249 2008-02-25 Ben Elliston <bje@au.ibm.com>
26252 * c-decl.c (grokdeclarator): Remove unused local variables
26253 `typedef_type' and `type_as_written'.
26255 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26256 unused local variable `has_hot_blocks'.
26257 (fix_crossing_conditional_branches): Remove unused local variable
26260 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26262 PR middle-end/19984
26263 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26264 using DEF_C99_BUILTIN.
26265 (BUILT_IN_NANF): Ditto.
26266 (BUILT_IN_NANL): Ditto.
26268 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26269 Revital Eres <eres@il.ibm.com>
26271 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26272 regarding the order of two dependent insns in the same row.
26274 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26276 * stor-layout.c (layout_decl): Do not bump the alignment of a
26277 bit-field to more than byte alignment if it is packed.
26279 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26281 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26284 2008-02-24 Diego Novillo <dnovillo@google.com>
26286 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26289 * tree-vrp.c (vrp_evaluate_conditional): With
26290 -Wtype-limits, emit a warning when comparing against a
26291 constant outside the natural range of OP0's type.
26292 * c.opt (Wtype-limits): Move ...
26293 * common.opt (Wtype-limits): ... here.
26295 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26297 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26298 * config/rs6000/e300c2c3.md: New file.
26299 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26301 (rs6000_override_options): Add e300c2 and e300c3 cases to
26302 processor_target_table. Do not allow usage of Altivec or Spe
26303 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26304 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26305 * config/rs6000/rs6000.h (processor_type): Add
26306 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26307 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26308 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26309 and ppce300c3. Include e300c2c3.md.
26311 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26313 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26314 instead of TARGET_STRICT_ALIGN.
26316 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26318 * explow.c (memory_address): Assert that the generated address is
26321 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26324 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26325 * config/darwin-ppc-ldouble-patch.def: New file.
26326 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26327 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26328 SUBTARGET_INIT_BUILTINS if defined.
26329 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26332 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26335 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26336 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26338 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26341 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26342 file" warning condtional on -Winvalid-PCH.
26344 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26346 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26348 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26352 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26353 prevent reload from using MMX registers.
26354 (*mov<mode>_internal): Ditto.
26355 (*movv2sf_internal_rex64): Ditto.
26356 (*movv2sf_internal): Ditto.
26358 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26360 PR documentation/31569
26361 * doc/install.texi2html: Use makeinfo --no-number-sections.
26363 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26365 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26366 ensure that we can address an entire entity > 8 bytes. Don't
26367 generate reg+reg addressing for such data.
26369 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26371 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26372 strings when optimizing for size, unless the target cares about
26375 2008-02-22 Tom Tromey <tromey@redhat.com>
26377 * regclass.c (current_pass): Remove declaration.
26379 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26381 * config/avr/libgcc.S (__RAMPZ__): Define.
26382 (__do_copy_data): Add for devices with 128KB code memory.
26384 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26386 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26388 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26390 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26392 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26395 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26398 * c-typeck.c (build_binary_op): Warn about floating point
26399 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26401 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26404 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26405 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26407 (rs6000_override_options): Set altivec_abi as default, not override,
26408 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26409 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26410 is used; use new member spe_abi.
26411 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26412 spe_abi and altivec_abi.
26414 2008-02-22 Tomas Bily <tbily@suse.cz>
26416 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26418 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26421 * config.build (build_file_translate): Set to `CMD //c' only if
26423 * Makefile.in (build_file_translate): Improve comment.
26425 2008-02-21 Jan Hubicka <jh@suse.cz>
26427 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26428 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26429 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26431 2008-02-21 Michael Matz <matz@suse.de>
26434 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26436 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26438 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26439 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26440 as insn constraint.
26441 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26442 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26443 SSE_VEC_FLOAT_MODE_P as insn constraint.
26444 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26445 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26446 sse4a_movntdf using MODEF mode iterator.
26447 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26448 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26449 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26450 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26451 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26452 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26453 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26455 2008-02-21 Richard Guenther <rguenther@suse.de>
26457 * tree.def (PAREN_EXPR): New tree code.
26458 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26460 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26461 * expr.c (expand_expr_real_1): Likewise.
26462 * tree-inline.c (estimate_num_insns_1): Likewise.
26463 * tree-complex.c (expand_complex_move): Likewise.
26464 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26467 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26470 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26472 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26475 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26477 * config/sh/sh.c (find_barrier): Don't go past
26478 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26480 2008-02-20 DJ Delorie <dj@redhat.com>
26482 * config/h8300/h8300.md (insv): Force source operand to be a register.
26484 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26485 as a jump, not as a plain insn.
26487 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26489 * doc/invoke.texi (Warning Options): Add new option
26490 -Wframe-larger-than=.
26491 (-Wframe-larger-than): Document.
26493 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26494 Add declarations for new option variables.
26496 * final.c (final_start_function): Check the frame size
26497 before emission and issue a Wframe-larger-than warning.
26499 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26500 Add definitions for new option variables.
26501 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26503 * common.opt (Wframe-larger-than=): New option.
26505 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26507 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26508 (<sse>_div<mode>3): Ditto.
26509 (<sse>_vmdiv<mode>3): Ditto.
26510 (<sse>_vmsqrt<mode>2): Ditto.
26511 (*smax<mode>3): Ditto.
26512 (sse5_frcz<mode>2): Ditto.
26513 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26514 as insn constraint.
26516 2008-02-20 Richard Guenther <rguenther@suse.de>
26518 PR middle-end/35265
26519 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26520 be happy with INTEGRAL_TYPE_P.
26522 2008-02-20 Richard Guenther <rguenther@suse.de>
26524 * fold-const.c (split_tree): Associate floatig-point expressions
26525 if flag_associative_math is set.
26527 2008-02-20 Richard Guenther <rguenther@suse.de>
26529 * tree.h (fold_real_zero_addition_p): Declare.
26530 * fold-const.c (fold_real_zero_addition_p): Export.
26531 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26532 floating-point operations with zero and one.
26534 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26536 * doc/install.texi: Correct references to CFLAGS, replacing them
26537 with BOOT_CFLAGS. Document flags used during bootstrap for
26540 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26542 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26543 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26544 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26546 (smin<mode>3): Ditto from similar patterns.
26547 (smax<mode>3): Ditto.
26548 (*ieee_smin<mode>3): Ditto.
26549 (*ieee_smax<mode>3): Ditto.
26550 * config/i386/sse.md (sse): New mode attribute.
26551 (mov<mode>): Macroize expander from movv4sf and movv2df using
26552 SSEMODEF2P mode iterator.
26553 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26554 SSE_VEC_FLOAT_MODE_P as insn constraint.
26555 (storent<mode>): Ditto.
26556 (storent<mode>): Macroize expander from storentsf and storentdf using
26557 MODEF mode iterator.
26558 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26559 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26560 (abs<mode>2): Ditto from similar patterns.
26561 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26562 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26563 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26564 (<sse>_vmsqrt<mode>2): Ditto.
26565 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26566 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26567 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26568 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26569 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26570 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26571 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26573 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26574 iterator and SSE_FLOAT_MODE_P as insn constraint.
26575 (<sse>_ucomi): Ditto from similar patterns.
26576 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26577 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26578 SSE_VEC_FLOAT_MODE_P as insn constraint.
26579 (vcond<mode>): Ditto from similar patterns.
26580 (and<mode>3, *and<mode>3): Ditto.
26581 (<sse>_nand<mode>3): Ditto.
26582 (ior<mode>3, *ior<mode>3): Ditto.
26583 (xor<mode>3, *xor<mode>3): Ditto.
26584 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26585 iterator and SSE_FLOAT_MODE_P as insn constraint.
26586 (*nand<mode>3): Ditto from similar patterns.
26587 (*ior<mode>3): Ditto.
26588 (*xor<mode>3): Ditto.
26590 2008-02-20 Ira Rosen <irar@il.ibm.com>
26592 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26593 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26594 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26596 2008-02-19 Jan Hubicka <jh@suse.cz>
26598 * predict.c (tree_bb_level_predictions): Remove variable next
26599 mistakely introduced by previous commit.
26601 2008-02-19 Jan Hubicka <jh@suse.cz>
26603 * predict.c (predict_paths_leading_to): Rewrite.
26604 (predict_paths_for_bb): New.
26605 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26607 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26610 * Makefile.in (build_file_translate): New.
26611 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26612 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26613 * configure.ac (build_file_translate): Substitute it.
26614 * configure: Regenerate.
26616 2008-02-19 Jan Hubicka <jh@suse.cz>
26618 PR rtl-optimization/34408
26619 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26622 2008-02-19 Jan Hubicka <jh@suse.cz>
26624 PR middle-end/28779
26625 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26628 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26631 * config/i386/i386-modes.def: Revert the last DI alignment
26632 change until Ada people can look into it.
26634 2008-02-19 Nick Clifton <nickc@redhat.com>
26636 * opts.c (print_specific_help): Fix typo in --help text.
26638 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26641 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26642 32-bit inline asm without asm alternatives for host GCC < 3.0.
26644 2008-02-19 Richard Guenther <rguenther@suse.de>
26646 PR tree-optimization/34989
26647 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26648 Allow propagation to INDIRECT_REF if we can simplify only.
26650 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26652 * c-common.c (warn_for_collisions_1): Use appropriate option when
26655 2008-02-19 Nick Clifton <nickc@redhat.com>
26658 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26659 (handle_options): Fix indentation.
26660 (print_filtered_help): If no language-specific options were
26661 displayed tell the user how to list all the options supported by
26662 the language's front-end.
26663 (print_specific_help): Fix indentation and remove duplicate line.
26664 (common_handle_option): Handle the -v option.
26665 For --help enable the display of undocumented options if the -v
26666 switch has been included on the command line.
26667 For --help= check for overlaps in the arguments between the option
26668 classes and the language names and issue a warning when they
26669 cannot be disambiguated.
26670 * c.opt (v): Pass on to the common option handler.
26672 2008-02-19 Revital Eres <eres@il.ibm.com>
26674 * modulo-sched.c (sms_schedule): Change dump message when
26675 create_ddg function fails.
26676 (try_scheduling_node_in_cycle): Rename row to cycle.
26677 (print_partial_schedule): Rename CYCLE to ROW.
26679 2008-02-19 Christian Bruel <christian.bruel@st.com>
26680 Zdenek Dvorak <ook@ucw.cz>
26682 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26684 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26687 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26688 (*x86_movdicc_0_m1_se): Ditto.
26690 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26692 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26693 (CMPtype): Define as __gcc_CMPtype.
26694 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26695 (CMPtype): Define as __gcc_CMPtype.
26697 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26699 Support valgrind 3.3 for --enable-checking=valgrind.
26700 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26702 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26703 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26704 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26705 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26706 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26707 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26708 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26710 * ggc-zone.c: Similar.
26711 * ggc-page.c: Similar.
26713 2008-02-19 Paul Brook <paul@codesourcery.com>
26716 * config/arm/ieee754-df.S: Fix do_it typo.
26717 * config/arm/ieee754-sf.S: Fix do_it typo.
26719 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26722 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26723 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26724 (OPTION_MASK_ISA_SSE_SET): Likewise.
26725 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26726 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26727 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26728 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26729 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26730 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26731 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26732 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26733 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26734 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26735 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26736 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26737 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26738 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26739 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26740 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26741 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26742 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26743 (OPTION_MASK_ISA_SSE4): Removed.
26744 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26745 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26746 (override_options): Don't turn on implied SSE/MMX bits in
26749 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26751 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26754 2008-02-18 Joey Ye <joey.ye@intel.com>
26756 PR middle-end/34921
26757 * tree-nested.c (insert_field_into_struct): Set type alignment
26758 to field alignment if the former is less than the latter.
26760 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26762 * BASE-VER: Set to 4.4.0.
26764 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26766 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26767 * doc/cfg.texi: Likewise.
26768 * doc/extend.texi: Likewise.
26769 * doc/gty.texi: Likewise.
26770 * doc/invoke.texi: Likewise.
26771 * doc/loop.texi: Likewise.
26772 * doc/md.texi: Likewise.
26773 * doc/passes.texi: Likewise.
26774 * doc/rtl.texi: Likewise.
26775 * doc/sourcebuild.texi: Likewise.
26776 * doc/tm.texi: Likewise.
26777 * doc/tree-ssa.texi: Likewise.
26779 2008-02-17 Richard Guenther <rguenther@suse.de>
26781 PR middle-end/35227
26782 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26783 without default definition.
26785 2008-02-17 Richard Guenther <rguenther@suse.de>
26787 PR tree-optimization/35231
26788 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26791 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26794 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26795 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26796 libgcc_cmp_return mode.
26798 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26801 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26803 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26805 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26808 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26810 * doc/c-tree.texi: Use `@.' where appropriate.
26811 * doc/extend.texi: Likewise.
26812 * doc/install.texi: Likewise.
26813 * doc/invoke.texi: Likewise.
26814 * doc/loop.texi: Likewise.
26815 * doc/makefile.texi: Likewise.
26816 * doc/md.texi: Likewise.
26817 * doc/passes.texi: Likewise.
26818 * doc/standards.texi: Likewise.
26819 * doc/tm.texi: Likewise.
26821 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26823 PR middle-end/35196
26824 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26826 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26827 rather than in entry_bb.
26829 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26831 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26832 libgcc_cmp_return mode.
26834 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26836 PR middle-end/35130
26837 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26838 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26840 2008-02-15 Richard Guenther <rguenther@suse.de>
26841 Zdenek Dvorak <ook@ucw.cz>
26843 PR tree-optimization/35164
26844 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26845 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26846 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26847 Only propagate addresses which do not have abnormal SSA_NAMEs
26850 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26853 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26855 2008-02-15 Jan Hubicka <jh@suse.cz>
26857 PR middle-end/35149
26858 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26860 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26862 PR middle-end/34621
26863 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26864 when calculating alignment_pad.
26866 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26868 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26869 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26870 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26871 and STACK_BOUNDARY define.
26873 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26875 PR preprocessor/35061
26876 * c-pragma.c (handle_pragma_pop_macro): Check that
26877 pushed_macro_table has been allocated.
26879 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26881 PR middle-end/35136
26882 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26883 (force_gimple_operand): Likewise.
26884 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26885 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26886 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26887 (find_interesting_uses_address): Check addressability and alignment
26888 of the base expression only after substituting bases of IVs into it.
26890 2008-02-14 Michael Matz <matz@suse.de>
26893 * function.c (instantiate_virtual_regs_in_insn): Reload address
26894 before falling back to reloading the whole operand.
26896 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26898 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26899 before the first section switch note.
26901 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26903 * doc/bugreport.texi: Update copyright years.
26904 * doc/c-tree.texi: Likewise.
26905 * doc/cfg.texi: Likewise.
26906 * doc/cpp.texi: Likewise.
26907 * doc/cppinternals.texi: Likewise.
26908 * doc/fragments.texi: Likewise.
26909 * doc/frontends.texi: Likewise.
26910 * doc/gcc.texi: Likewise.
26911 * doc/gty.texi: Likewise.
26912 * doc/hostconfig.texi: Likewise.
26913 * doc/implement-c.texi: Likewise.
26914 * doc/libgcc.texi: Likewise.
26915 * doc/loop.texi: Likewise.
26916 * doc/makefile.texi: Likewise.
26917 * doc/options.texi: Likewise.
26918 * doc/passes.texi: Likewise.
26919 * doc/rtl.texi: Likewise.
26920 * doc/sourcebuild.texi: Likewise.
26921 * doc/standards.texi: Likewise.
26922 * doc/tree-ssa.texi: Likewise.
26923 * doc/trouble.texi: Likewise.
26925 * doc/extend.texi: Use @: or add comma where appropriate.
26926 * doc/invoke.texi: Likewise.
26927 * doc/tm.texi: Likewise.
26929 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26932 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26935 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26937 * doc/md.texi (clz, ctz): Add reference.
26938 * doc/rtl.texi (clz, ctz): Likewise.
26940 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26943 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26946 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26948 * config/s390/s390.c (struct constant_pool): New field
26949 emit_pool_after added.
26950 (s390_mainpool_start): Set the emit_pool_after flag according
26951 to the section switch notes.
26952 (s390_mainpool_finish): Consider emit_pool_after when emitting
26953 the literal pool at the end of the function.
26954 (s390_chunkify_start): Force literal pool splits at section
26957 2008-02-13 Michael Matz <matz@suse.de>
26960 * var-tracking.c (clobber_variable_part): Correctly traverse the
26963 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26966 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26967 Add -fdump-ipa-inline.
26968 * tree-dump.c (dump_files): Remove tree-inlined dump.
26969 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26971 2008-02-12 Richard Guenther <rguenther@suse.de>
26973 PR tree-optimization/35171
26974 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26977 2008-02-12 Richard Guenther <rguenther@suse.de>
26979 PR middle-end/35163
26980 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26981 value-preserving mode. Disallow final truncation.
26983 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26985 PR middle-end/35136
26986 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26987 code from here to...
26988 (force_gimple_operand): ...here.
26990 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26993 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26994 non-compatible pointers.
26995 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26996 different FIELD_DECLs, try harder by comparing field offsets, sizes
26999 PR inline-asm/35160
27000 * function.c (match_asm_constraints_1): Don't replace the same input
27003 2008-02-12 Anatoly Sokolov <aesok@post.ru>
27005 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27006 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27007 (expand_epilogue): Restore RAMPZ register.
27008 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27010 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27012 * config/i386/cygwin.asm: (__alloca): Correct calling
27013 convention and alignment.
27014 (__chkstk): Force 8 byte stack alignment.
27016 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27017 Richard Guenther <rguenther@suse.de>
27019 PR tree-optimization/33992
27020 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27021 the zero we compare against.
27023 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27025 PR libfortran/35063
27026 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27027 to CloseHandle after unlocking to prevent accumulation of handle
27030 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27032 PR middle_end/34150
27033 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27034 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27035 and update LABEL_NUSES during and after reload.
27037 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27039 PR middle-end/34627
27040 * combine.c (simplify_if_then_else): Make sure the comparison is
27041 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27043 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27046 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27047 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27048 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27049 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27050 * tree.h (get_type_static_bounds): Likewise.
27052 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27054 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27055 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27056 Make -Wfoo language annotations match what the compiler outputs.
27058 2008-02-08 Sa Liu <saliu@de.ibm.com>
27060 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27061 intrinsics spu_convts, spu_convtu, spu_convtf.
27063 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27065 * doc/extend.texi (Function Attributes) <noinline>: Mention
27066 asm ("") as method to keep calls.
27068 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27071 * doc/options.texi (Options): Replace references to opts.sh with
27073 * opts-common.c: Likewise.
27074 * optc-gen.awk: Likewise.
27076 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27078 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27080 2008-02-07 Richard Henderson <rth@redhat.com>
27083 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27084 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27087 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27089 PR tree-optimization/35085
27090 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27091 for operand entry oe2 in addition to operand entry oe3 in order to
27092 expose more opportunities for vectorizer sum reduction.
27094 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27097 * Makefile.in (LIBS): Remove $(GMPLIBS).
27098 (cc1-dummy, cc1): Add $(GMPLIBS).
27100 2008-02-06 Jan Hubicka <jh@suse.cz>
27103 * i386.md (moddf_integer): Do not produce partial memory stalls for
27104 targets where it hurts.
27106 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27109 * optabs.c (expand_float): Do not check for decimal modes when
27110 expanding unsigned integer through signed conversion.
27112 2008-02-06 Nick Clifton <nickc@redhat.com>
27114 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27115 inside the clobber with a match_operand and duplicated operand
27116 number in the constraint.
27117 (ineqbranchsi): Delete redundant comment.
27119 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27121 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27122 builtin_define ("__USE_INIT_FINI__").
27123 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27125 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27127 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27129 PR documentation/30330
27130 * doc/invoke.texi (C++ Dialect Options)
27131 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27132 For each warning option -Wfoo that allows -Wno-foo, ensure both
27133 -Wfoo and -Wno-foo are listed in the option index. Fix index
27134 entry of -Wswitch-default, index -Wnormalized= including the
27135 `=', and -Wlarger-than-@var{len} including @var{len}.
27137 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27139 * config/i386/i386.md (floatunssisf2): Use
27140 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27141 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27142 Macroize expander using MODEF mode iterator.
27144 2008-02-05 Diego Novillo <dnovillo@google.com>
27146 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27149 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27151 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27154 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27156 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27159 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27160 to indicate if a message should be generated.
27161 (init_cumulative_args): Updated.
27162 (function_value_32): Likewise.
27164 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27166 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27168 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27171 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27172 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27174 2008-02-04 Diego Novillo <dnovillo@google.com>
27176 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27179 * tree-vrp.c (vrp_evaluate_conditional): With
27180 -Wtype-limits, emit a warning when comparing against a
27181 constant outside the natural range of OP0's type.
27183 2008-02-04 Richard Guenther <rguenther@suse.de>
27185 PR middle-end/33631
27186 * expr.c (count_type_elements): Give for unions instead of
27189 2008-02-04 Richard Guenther <rguenther@suse.de>
27191 PR middle-end/35043
27192 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27193 to TYPE_DOMAINs base type instead of using bitsizetype here.
27195 2008-02-03 Jason Merrill <jason@redhat.com>
27197 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27199 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27202 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27203 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27204 (RS/6000 and PowerPC Options): Fix typos and markup.
27205 * doc/passes.texi (Tree-SSA passes): Likewise.
27207 2008-02-02 Michael Matz <matz@suse.de>
27210 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27211 from record_last_reg_set_info.
27212 (record_last_reg_set_info): Take an RTX argument, iterate over all
27213 constituent hardregs.
27214 (record_last_set_info, record_opr_changes): Change calls to
27215 new signature or to record_last_reg_set_info_regno.
27217 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27219 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27221 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27223 PR rtl-optimization/34773
27224 * reg-notes.def (EQUAL): Mention significance of combination of
27225 REG_EQUAL and REG_RETVAL.
27226 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27227 insn that has a REG_RETVAL.
27229 2008-02-01 Roger Sayle <roger@eyesopen.com>
27232 * configure.ac (--enable-fixed-point): Disable unless explicitly
27234 * configure: Regenerate.
27236 2008-02-01 Richard Guenther <rguenther@suse.de>
27239 * invoke.texi (-finline-limit): Remove no longer true parts
27240 of the documentation. Note that there is no default value.
27242 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27243 Mark Mitchell <mark@codesourcery.com>
27244 Ben Elliston <bje@au.ibm.com>
27247 * doc/extend.texi (Other Builtins): Document.
27249 2008-01-31 Tom Browder <tom.browder@gmail.com>
27251 * doc/c-tree.texi (Types): Fix grammar.
27252 (Expression trees): Ditto.
27253 * doc/passes.texi (Tree-SSA passes): Ditto.
27255 * doc/configterms.texi (Configure Terms): Fix typo.
27256 * doc/cpp.texi (Common Predefined Macros): Ditto.
27257 * doc/md.texi (Machine Constraints): Ditto.
27259 * doc/makefile.texi (Makefile): Add comma.
27261 2008-01-31 Tom Browder <tom.browder@gmail.com>
27262 Gerald Pfeifer <gerald@pfeifer.com>
27264 * doc/sourcebuild.texi (Front End): Remove references to CVS
27265 and CVSROOT/modules.
27266 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27267 (Back End): Remove reference to CVS.
27269 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27272 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27274 (mips16_gp_pseudo_reg): ...here.
27275 * config/mips/mips.md (load_const_gp): Replace with...
27276 (load_const_gp_<mode>): ...this :P-based insn.
27278 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27280 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27281 options. Minor fixes.
27282 (-std): Move reference to standards closer to where language
27283 standards are first mentioned.
27285 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27287 PR rtl-optimization/34995
27288 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27289 parameter and return a bool. If the rtx parameter is nonnull,
27290 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27291 (find_reloads): Update call accordingly. Pass the new operand
27292 if it needed no address reloads, otherwise pass null.
27294 2008-01-30 Richard Henderson <rth@redhat.com>
27297 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27298 for unbounded arrays.
27300 2008-01-30 Silvius Rus <rus@google.com>
27302 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27304 2008-01-30 Jan Hubicka <jh@suse.cz>
27307 * i386.c (init_cumulative_args): Use real function declaration when
27310 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27312 PR rtl-optimization/34998
27313 * global.c (build_insn_chain): Treat non-subreg_lowpart
27314 SUBREGs of pseudos as clobbering all the words covered by the
27315 SUBREG, not just all the bytes.
27316 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27317 original df_ref rather than an extract parameter.
27318 (global_conflicts): Update call accordingly.
27320 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27322 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27323 the overflow check to make it easier to read.
27324 (__fixtfdi): Change the type of the ll member in union
27325 long_double to UDItype_x.
27327 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27329 PR middle-end/34969
27330 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27331 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27332 * tree-inline.c (fold_marked_statements): Call
27333 cgraph_update_edges_for_call_stmt if folding a call statement.
27334 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27335 debug_generic_stmt calls, reset it back afterwards.
27338 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27340 * c-typeck.c (build_external_ref): Don't pedwarn about
27341 static vars in current function's scope.
27343 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27345 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27347 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27350 * ipa-struct-reorg.c: Fix spelling.
27351 * params.def: Ditto.
27353 2008-01-29 Richard Guenther <rguenther@suse.de>
27355 PR middle-end/35006
27356 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27358 * tree-inline.c (remap_type): Increment remapping_type_depth
27359 around remapping types.
27360 (copy_body_r): Only add referenced variables if they are referenced
27361 from code, not types.
27363 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27374 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27375 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27377 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27380 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27381 pointer for tiny stack.
27383 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27385 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27387 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27389 * config/vx-common.h: Fix typo in comment.
27391 2008-01-28 Ian Lance Taylor <iant@google.com>
27395 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27396 coalesce pointers if they have different DECL_NO_TBAA_P values.
27397 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27398 between variables with different DECL_NO_TBAA_P values.
27400 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27403 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27404 are not legitimate small data references on SPE targets.
27406 2008-01-28 David Daney <ddaney@avtrex.com>
27408 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27410 2008-01-28 David Daney <ddaney@avtrex.com>
27412 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27414 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27416 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27417 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27418 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27419 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27420 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27421 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27422 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27423 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27425 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27427 * basic-block.h (condjump_equiv_p): Fix comment.
27429 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27431 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27432 print_generic_stmt_indented): Fix comment.
27434 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27436 * configure.ac (__stack_chk_fail): Add detecion for availability
27437 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27438 * configure: Regenerate.
27440 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27442 PR middle-end/34688
27443 * final.c (output_addr_const): Handle TRUNCATE.
27445 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27448 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27449 (zero_cost, infinite_cost): New constants.
27450 (struct cost_pair): Change type of cost to comp_cost.
27451 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27452 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27454 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27455 split_address_cost, ptr_difference_cost, difference_cost,
27456 get_computation_cost_at, get_computation_cost,
27457 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27458 determine_use_iv_cost_condition, determine_use_iv_costs,
27459 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27460 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27461 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27462 Change type of cost to comp_cost.
27463 (determine_iv_cost): Increase cost of non-original ivs, instead
27464 of decreasing the cost of original ones.
27465 (get_address_cost): Indicate the complexity of the addressing mode
27467 (try_add_cand_for): Prefer using ivs not specific to some object.
27468 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27470 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27471 Janis Johnson <janis187@us.ibm.com>
27474 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27475 (TARGET_INSTANTIATE_DECLS): Likewise.
27476 * target.h (expand_to_rtl_hook): New target hook.
27477 (instantiate_decls): Likewise.
27478 * function.c (instantiate_decl): Make non-static. Rename to...
27479 (instantiate_decl_rtl): ... this.
27480 (instantiate_expr): Use instantiate_decl_rtl.
27481 (instantiate_decls_1): Likewise.
27482 (instantiate_decls): Likewise.
27483 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27484 * function.h (instantiate_decl_rtl): Add prototype.
27485 * cfgexpand.c (target.h): New include.
27486 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27487 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27488 (TARGET_INSTANTIATE_DECLS): Likewise.
27489 (TARGET_INITIALIZER): New target hooks added.
27490 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27492 * config/rs6000/rs6000.c (tree-flow.h): New include.
27493 (machine_function): Add sdmode_stack_slot field.
27494 (rs6000_alloc_sdmode_stack_slot): New function.
27495 (rs6000_instantiate_decls): Likewise.
27496 (rs6000_secondary_memory_needed_rtx): Likewise.
27497 (rs6000_check_sdmode): Likewise.
27498 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27499 (TARGET_INSTANTIATE_DECLS): Likewise.
27500 (rs6000_hard_regno_mode_ok): Allow SDmode.
27501 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27502 (rs6000_emit_move): Handle SDmode.
27503 (function_arg_advance): Likewise.
27504 (function_arg): Likewise.
27505 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27506 SDmode var args for 32-bit compiles.
27507 (rs6000_secondary_reload_class): Handle SDmode.
27508 (rs6000_output_function_epilogue): Likewise.
27509 (rs6000_function_value): Simplify if statement.
27510 (rs6000_libcall_value): Likewise.
27511 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27512 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27513 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27514 (movsd_hardfloat): New define_insn.
27515 (movsd_softfloat): Likewise.
27516 (movsd_store): Likewise.
27517 (movsd_load): Likewise.
27518 (extendsddd2): Likewise.
27519 (extendsdtd2): Likewise.
27520 (truncddsd2): Likewise.
27521 (movdd_hardfloat64): Fixup comment.
27522 (UNSPEC_MOVSD_LOAD): New constant.
27523 (UNSPEC_MOVSD_STORE): Likewise.
27525 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27528 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27530 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27531 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27532 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27533 and TRUTH_XOR_EXPR.
27535 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27538 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27539 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27540 __LONGDOUBLE128 too.
27541 * config/rs6000/aix61.h: New file.
27543 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27545 PR rtl-optimization/34959
27546 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27547 popcount and parity rtxes the same mode as their operand.
27548 Truncate or extend the result to the return value's mode
27551 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27554 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27555 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27556 to GOT_VERSION_REGNUM.
27557 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27558 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27559 * config/mips/mips.c (mips_emit_call_insn): New function.
27560 (mips_call_tls_get_addr): Call mips_expand_call directly.
27561 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27563 (mips16_build_call_stub): Likewise. Return the call insn or null.
27564 (mips_expand_call): Update the call to mips16_build_call_stub
27565 accordingly and a remove redundant condition. Assert that MIPS16
27566 stubs do not use lazy binding. Use mips_emit_call_insn and return
27568 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27570 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27571 (mips_avoid_hazard): Remove hazard_set handling.
27572 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27573 (UNSPEC_RESTORE_GP): ...this.
27574 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27575 (FAKE_CALL_REGNO): Rename to...
27576 (GOT_VERSION_REGNUM): ...this.
27577 (type): Add "ghost" value. Add an associated insn reservation.
27578 (hazard_set): Remove.
27579 (exception_receiver): Rename to...
27580 (restore_gp): ...this and update the unspec identifier accordingly.
27581 (exception_receiver, nonlocal_got_receiver): New expanders.
27582 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27583 FAKE_CALL_REGNO. Remove hazard_set attribute.
27584 (set_got_version, update_got_version): New patterns.
27586 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27589 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27591 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27594 * doc/install.texi2html: Generate gcc-vers.texi.
27596 2008-01-25 DJ Delorie <dj@redhat.com>
27598 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27600 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27602 * config/c4x: Remove directory.
27603 * config.gcc (crx-*, mt-*): Mark obsolete.
27604 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27605 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27606 sh-*-rtemscoff*): Remove cases.
27607 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27608 * real.c (encode_c4x_single, decode_c4x_single,
27609 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27610 c4x_extended_format): Remove.
27611 * real.h (c4x_single_format, c4x_extended_format): Remove.
27612 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27614 (Pragmas): Remove comment about c4x pragmas.
27615 * doc/install.texi (c4x): Remove target-specific instructions.
27616 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27617 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27618 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27619 refer to C4x source files as examples.
27620 (C4X_FLOAT_FORMAT): Remove documentation.
27622 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27624 * config/bfin/bfin.c (override_options): Reorder tests so that
27625 flag_pic gets enabled for -msep-data.
27627 2008-01-25 Richard Guenther <rguenther@suse.de>
27629 PR middle-end/32244
27630 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27631 to its bitfield precision if required.
27633 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27635 PR middle-end/33880
27636 * tree-nested.c (walk_omp_for): New function.
27637 (convert_nonlocal_reference, convert_local_reference): Call
27638 walk_omp_for on OMP_FOR.
27639 (convert_call_expr): Call walk_body on OMP_FOR's
27640 OMP_FOR_PRE_INIT_BODY.
27642 2008-01-25 Richard Guenther <rguenther@suse.de>
27644 PR tree-optimization/34966
27645 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27646 default defs and PHI_NODEs we have to insert after the
27647 defining statement.
27649 2008-01-24 Nick Clifton <nickc@redhat.com>
27651 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27652 Provide a default definition.
27653 (LIBGCC2_UNITS_PER_WORD): Likewise.
27655 * config/stormy16/stormy16.c: Include df.h for the prototype
27656 for df_regs_ever_live_p.
27657 (xstormy16_expand_builtin_va_start): Convert the stack offset
27658 into a component_ref and then use POINTER_PLUS_EXPR to add it
27659 to the incoming_virtual_args_rtx.
27660 (xstormy16_gimplify_va_arg_expr): Rename to
27661 xstormy16_gimplify_va_arg_expr.
27662 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27663 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27664 xstormy16_gimplify_va_arg_expr.
27665 Fix up some formatting issues.
27667 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27668 Move to predicates.md.
27669 (xs_hi_general_operand): Likewise.
27670 (xs_hi_nonmemory_operand): Likewise.
27671 * config/stormy16/predicates.md:
27672 (xstormy16_carry_plus_operand): New predicate.
27673 (xs_hi_general_operand): New predicate.
27674 (xs_hi_nonmemory_operand): New predicate.
27675 * config/stormy16/stormy16-protos.h:
27676 (xstormy16_carry_plus_operand): Delete prototype.
27677 (xs_hi_general_operand): Likewise.
27678 (xs_hi_nonmemory_operand): Likewise.
27680 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27681 modifiers as they are no longer needed and they can trigger
27682 reload spill failures.
27684 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27685 with a match_operand in order to help reload.
27687 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27688 constraint with 'e' for the 8th alternative as this version of
27689 the mov.w instruction only accepts the lower 8 registers.
27691 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27694 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27695 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27698 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27700 PR middle-end/33333
27701 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27703 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27705 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27707 (remove_structure): Update allocations list before removing structure.
27709 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27711 * ipa-struct-reorg.c (is_safe_cond_expr,
27712 create_new_stmts_for_cond_expr): Use integer_zerop function,
27713 that recognize not only zero-pointer, but zero-integer too.
27715 2008-01-25 Ben Elliston <bje@au.ibm.com>
27718 * fixproto: Escape "." in sed expression that strips leading "./".
27720 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27723 * gcc.c (SWITCH_OK): Removed.
27724 (SWITCH_LIVE): Changed to bit.
27725 (SWITCH_FALSE): Likewise.
27726 (SWITCH_IGNORE): Likewise.
27727 (switchstr): Change live_cond to unsigned int.
27728 (process_command): Replace SWITCH_OK with 0.
27729 (do_self_spec): Likewise.
27730 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27731 (give_switch): Likewise.
27732 (used_arg): Likewise.
27733 (do_spec_1): Set the SWITCH_IGNORE bit.
27734 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27735 bits. Set the SWITCH_LIVE bit.
27737 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27739 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27741 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27743 PR tree-optimization/34472
27744 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27745 parameter to a "bool *" and set *DATA to false if there is
27746 an unsafe access. Do not delete the structure here.
27747 (check_cond_exprs): Delete it here instead.
27748 (check_cond_exprs, exclude_cold_structs): Do not increase
27749 I when removing a structure.
27751 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27754 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27755 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27757 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27759 PR middle-end/34934
27760 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27761 a fixed vector for stack.
27763 2008-01-24 Ben Elliston <bje@au.ibm.com>
27766 * doc/gcc.texi (Software development): Add a direntry for g++.
27768 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27770 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27771 stale and straggling -fforce-addr comments above.
27773 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27775 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27776 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27778 2008-01-23 Michael Matz <matz@suse.de>
27781 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27784 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27786 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27787 malloc result type.
27789 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27791 * config/avr/avr.c (avr_current_arch): New variable.
27792 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27793 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27794 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27795 (avr_override_options): Init 'avr_current_arch'.
27796 (base_arch_s): Move from here...
27797 * config/avr/avr.h (base_arch_s): ... here. Add new members
27798 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27799 'mega' to 'have_jmp_call'.
27800 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27801 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27803 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27805 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27806 MULTILIB_MATCHES): Ditto.
27808 2008-01-23 Richard Guenther <rguenther@suse.de>
27810 PR middle-end/31529
27811 * cgraphunit.c (cgraph_reset_node): Always mark the node
27812 not reachable if it is not queued already.
27814 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27816 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27817 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27818 (cputype_selected): New static variable.
27819 (bfin_handle_option): Set it if -mcpu is used.
27820 (override_option): Select default set of workarounds if no cpu type
27821 selected on the command line.
27822 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27824 From Michael Frysinger <michael.frysinger@analog.com>
27825 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27826 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27828 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27829 for bf547, bf523, bf524, and bf526.
27830 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27832 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27833 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27834 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27835 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27836 * doc/invoke.texi (Blackfin Options): Document that
27837 -mcpu now accept bf547, bf523, bf524, and bf526.
27839 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27841 PR rtl-optimization/34628
27842 * combine.c (try_combine): Stop and undo after the first combination
27843 if an autoincrement side-effect on the first insn has effectively
27846 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27849 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27850 Offset addresses are not valid for Altivec or paired float modes.
27852 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27855 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27856 if DECL_INITIAL (decl) is error_mark_node.
27859 * c-common.c (handle_vector_size_attribute): Only allow
27860 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27861 the same way as pointer, array etc. types.
27862 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27865 * tree.c (build_type_attribute_qual_variant): Call
27866 build_qualified_type if attributes are equal, but quals are not.
27868 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27871 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27872 * flags.h (warn_strict_aliasing): Remove.
27873 (warn_strict_overflow): Remove.
27874 * opts.c (warn_strict_aliasing): Remove.
27875 (warn_strict_overflow): Remove.
27876 * c-opts.c (c_common_handle_option): -Wall only sets
27877 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27878 (c_common_post_options): Give default values to -Wstrict-aliasing
27879 and -Wstrict-overflow if they are uninitialized.
27880 * common.opt (Wstrict-aliasing): Specify Var and Init.
27881 (Wstrict-overflow): Likewise.
27883 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27885 PR rtl-optimization/26854
27886 PR rtl-optimization/34400
27887 PR rtl-optimization/34884
27888 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27890 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27891 (df_rd_bb_info.expanded_lr_out): Deleted
27892 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27893 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27894 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27895 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27896 Removed code to allocate, initialize or free expanded_lr_out.
27897 (df_rd_bb_local_compute_process_def): Restructured to make more
27899 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27900 sets if the sets are being trimmed.
27902 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27905 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27906 (as_vers): Likewise.
27907 * configure: Regenerated.
27909 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27911 PR middle-end/33092
27912 * tree-pass.h (pass_build_alias): New pass.
27913 * tree-ssa-alias.c (gate_build_alias): New.
27914 (pass_build_alias): New.
27915 * passes.c (init_optimization_passes): Add pass_build_alias after
27916 pass_create_structure_vars.
27918 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27920 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27921 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27922 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27923 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27924 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27925 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27926 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27927 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27928 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27929 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27930 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27931 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27932 * config/s390/s390.md (FP_ALL): New mode iterator.
27933 (_d): New mode attribute.
27934 ("*signbit<mode>2>"): Changed mode of first operand.
27935 ("isinf<mode>2"): Changed mode of first operand.
27936 ("*TDC_insn"): Adaptation for DFP modes.
27938 2008-01-22 Ben Elliston <bje@au.ibm.com>
27940 * tree.c (check_qualified_type): Improve function description.
27942 2008-01-21 Jason Merrill <jason@redhat.com>
27945 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27946 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27949 2008-01-21 DJ Delorie <dj@redhat.com>
27951 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27954 2008-01-21 Richard Guenther <rguenther@suse.de>
27956 PR middle-end/34856
27957 * tree-cfg.c (verify_expr): Allow all invariant expressions
27958 instead of just constant class ones as reference argument.
27959 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27960 like any other constant.
27961 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27963 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27965 * regmove.c (fixup_match_1): Update call crossed frequencies.
27967 2008-01-21 Richard Guenther <rguenther@suse.de>
27970 * tree-inline.c (setup_one_parameter): Deal with mismatched
27971 types using a VIEW_CONVERT_EXPR.
27973 2008-01-21 Alon Dayan <alond@il.ibm.com>
27974 Olga Golovanevsky <olga@il.ibm.com>
27976 PR tree-optimization/34701
27977 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27978 when the structure size is not a power of 2.
27980 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27982 * doc/install.texi: Add doc for --enable-checking=df.
27984 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27986 PR rtl-optimization/34808
27987 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27989 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27991 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27994 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27996 PR rtl-optimization/26854
27997 PR rtl-optimization/34400
27998 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28000 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28001 (df_rd_bb_info.expanded_lr_out): New.
28002 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28003 * loop_iv.c (iv_analysis_loop_init): Ditto.
28004 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28005 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28006 Added code to allocate, initialize or free expanded_lr_out.
28007 (df_rd_bb_local_compute_process_def): Restructured to make
28008 more understandable.
28009 (df_rd_confluence_n): Add code to do nothing with fake edges and
28010 code to no apply invalidate_by_call sets if the sets are being trimmed.
28011 (df_lr_local_finalize): Renamed to df_lr_finalize.
28012 (df_live_local_finalize): Renamed to df_live_finalize.
28014 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28017 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28018 deciding whether to use reciprocal instructions.
28020 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28022 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28023 dwarf2out_note_section_used if cold_text_section is NULL.
28025 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28027 PR gcov-profile/34610
28028 * tree-cfg.c (make_edges): Mark both outgoing edges from
28029 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28030 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28031 from OMP_FOR and OMP_CONTINUE outgoing edges.
28033 * tree-profile.c (tree_profiling): Return early if
28034 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28036 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28037 from cfun to child_cfun.
28038 * function.h (struct function): Add after_tree_profile bit.
28040 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28042 * config/avr/avr.S (_exit): Disable interrupt.
28044 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28045 Steven Bosscher <stevenb.gcc@gmail.com>
28047 PR rtl-optimization/26854
28048 PR rtl-optimization/34400
28049 * df-problems.c (df_live_scratch): New scratch bitmap.
28050 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28051 (df_live_reset): Clear the proper bitmaps.
28052 (df_live_bb_local_compute): Only process the artificial defs once
28053 since the order is not important.
28054 (df_live_init): Init the df_live sets only with the variables
28055 found live by df_lr.
28056 (df_live_transfer_function): Use the df_lr sets to prune the
28057 df_live sets as they are being computed.
28058 (df_live_free): Free df_live_scratch.
28060 2008-01-18 Ian Lance Taylor <iant@google.com>
28062 * common.opt: Add fmerge-debug-strings.
28063 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28064 flag_merge_debug_strings rather than flag_merge_constants.
28065 * doc/invoke.texi (Option Summary): Mention
28066 -fmerge-debug-strings.
28067 (Debugging Options): Document -fmerge-debug-strings.
28069 2008-01-18 Ian Lance Taylor <iant@google.com>
28072 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28073 (struct tree_function_decl): Add new field operator_new_flag.
28074 * tree-inline.c (expand_call_inline): When inlining a call to
28075 operator new, force the return value to go into a variable, and
28076 set DECL_NO_TBAA_P on that variable.
28077 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28079 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28082 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28083 DWARF2_DEBUGGING_INFO.
28084 (dwarf2out_note_section_used): Ditto. Add prototype.
28085 (have_multiple_function_sections, text_section_used,
28086 cold_text_section_used, *cold_text_sections): Move declarations
28089 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28091 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28092 field and add signal_ra.
28093 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28094 assignments to frame state pc. Move end of stack check after
28095 MD_FALLBACK_FRAME_STATE_FOR.
28096 (uw_update_context_1): Use frame state signal_regs if set, instead
28097 of checking signal_frame flag.
28098 (uw_update_context): Use frame state signal_ra if set.
28099 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28100 * config/xtensa/linux-unwind.h: New file.
28102 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28104 * modulo-sched.c (get_sched_window): Fix comment typo.
28106 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28108 PR tree-optimization/34648
28109 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28111 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28113 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28114 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28116 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28118 PR rtl-optimization/34400
28119 * df-core.c (df_worklist_dataflow_overeager,
28120 df_worklist_dataflow_doublequeue): New functions.
28121 (df_worklist_dataflow): Two different worklist solvers.
28122 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28125 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28128 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28129 and ftree-parallelize-loops.
28131 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28133 PR rtl-optimization/34826
28134 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28136 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28138 * global.c (find_reg): Mark the eh regs as used if necessary.
28139 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28140 * ra.h (struct allocno): no_eh_reg field added. Changed
28141 no_stack_reg type to bitfield.
28143 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28145 * tree.c (substitute_in_expr): Add missing 'break'.
28147 2008-01-17 Richard Guenther <rguenther@suse.de>
28149 PR tree-optimization/34825
28150 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28151 x / x as division to handle.
28153 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28155 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28156 "-pthread" is specified.
28157 * pa-hpux11.h (LIB_SPEC): Likewise.
28159 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28160 Peter Bergner <bergner@vnet.ibm.com>
28162 PR rtl-optimization/33796
28163 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28165 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28167 PR libgfortran/34699
28168 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28170 * pa-hpux10.h (LINK_SPEC): Likewise.
28171 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28173 2008-01-16 Richard Guenther <rguenther@suse.de>
28175 PR middle-end/32628
28176 * fold-const.c (fold_convert_const_int_from_int): Do not
28177 set overflow if that occured only because of a sign extension
28178 change when converting from/to a sizetype with the same
28179 precision and signedness.
28181 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28184 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28185 location address to the correct place. Update copyright year.
28187 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28189 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28190 no dependences in the dependence_relations vector.
28192 2008-01-16 Jan Hubicka <jh@suse.cz>
28194 PR rtl-optimization/31396
28195 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28196 * cfg.c (dump_reg_info): Print it.
28197 * regs.h (struct reg_info_t): add freq_calls_crossed.
28198 (REG_FREQ_CALLS_CROSSED): New macro.
28199 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28200 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28201 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28202 regmove_optimize): Update call crossed frequencies.
28203 * local-alloc.c (struct qty): Add freq_calls_crossed.
28204 (alloc_qty): Copute freq_calls_crossed.
28205 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28206 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28207 * ra.h (struct allocno): Add freq_calls_crossed.
28209 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28211 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28212 libgomp when compiling with ftree-parallelize-loops.
28213 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28215 2008-01-16 Richard Guenther <rguenther@suse.de>
28217 PR tree-optimization/34769
28218 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28219 * tree.c (int_cst_value): Instead make this function more
28220 permissive in what it accepts as valid input. Document this
28221 function always sign-extends the value.
28223 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28224 Richard Guenther <rguenther@suse.de>
28227 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28228 (gimple_fold_indirect_ref_rhs): ... this.
28229 (gimple_fold_indirect_ref): New function with foldings
28230 that preserve lvalueness.
28231 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28232 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28233 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28234 to fold an INDIRECT_REF, fall back to the old use of
28235 fold_indirect_ref_1.
28237 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28239 * tree-data-ref.c (subscript_dependence_tester_1): Call
28240 free_conflict_function.
28241 (compute_self_dependence): Same.
28243 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28246 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28247 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28249 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28250 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28251 for DWARF2_UNWIND_INFO targets.
28253 2008-01-16 Richard Guenther <rguenther@suse.de>
28256 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28257 type qualifiers for function types.
28259 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28261 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28262 loop_iterator li from previous commit.
28264 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28266 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28268 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28270 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28271 (parallelize_loops): Don't parallelize irreducible components.
28273 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28276 * c-opts (c_common_post_options): Do not enable CPP
28277 flag_pedantic_errors by default.
28279 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28281 PR rtl-optimization/31944
28282 * cse.c (remove_pseudo_from_table): New function.
28283 (merge_equiv_classes): Use above function to remove pseudo-registers.
28284 (invalidate): Likewise.
28286 2008-01-13 Richard Guenther <rguenther@suse.de>
28288 PR middle-end/34601
28289 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28290 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28292 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28294 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28295 validate_change to unshare the source of the PC set.
28297 2008-01-12 Jan Hubicka <jh@suse.cz>
28299 PR middle-end/32135
28300 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28301 references above array bounds. This might trigger bounds checks for
28302 pointers to arrays.
28304 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28306 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28307 new_replaceable_dependencies.
28309 2008-01-12 Doug Kwan <dougkwan@google.com>
28311 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28312 instead of OPT_Wreturn_type in warning due to ignored return type
28314 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28315 options included in -Wextra.
28316 * c.opt: New option -Wignored_qualifiers.
28317 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28318 -Wignore_qualifiers.
28319 (-Wignored-qualifiers): Document.
28320 (-Wreturn-type): Remove description of functionality now handled
28321 by -Wignored-qualifiers.
28323 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28326 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28327 NOP_EXPR if it is between integral types with the same precision.
28329 2008-01-12 Jan Hubicka <jh@suse.cz>
28332 * invoke.texi (max-inline-recursive-depth): Fix default value.
28334 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28336 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28339 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28341 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28343 2008-01-11 James E. Wilson <wilson@specifix.com>
28346 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28348 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28350 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28351 save/restore frame pointer register and don't use 'call-prologues'
28352 optimization in function with "OS_task" attribute.
28354 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28356 PR middle-end/31309
28357 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28358 when copying to memory.
28360 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28362 PR rtl-optimization/30905
28363 * cfgcleanup.c: Include dce.h
28364 (crossjumps_occured): New global variable.
28365 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28366 If something changed, set crossjumps_occured to true.
28367 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28368 Don't add/remove fake edges to exit here...
28369 (cleanup_cfg): ...but do it here, when crossjumping.
28370 Run a fast DCE when successful crossjumps occured in the latest
28371 iteration of try_optimize_cfg.
28373 2008-01-11 Richard Guenther <rguenther@suse.de>
28375 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28376 (struct vn_unary_op_s): Likewise.
28377 (vn_reference_insert): Free old reference on hash collision.
28379 2008-01-10 Raksit Ashok <raksit@google.com>
28381 PR rtl-optimization/27971
28382 * combine.c (find_split_point): Split PLUS expressions which are
28383 inside a MEM rtx, and whose first operand is complex.
28385 2008-01-10 DJ Delorie <dj@redhat.com>
28387 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28388 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28389 (m32c_hard_regno_ok): Call the underlying function.
28391 2008-01-10 Richard Guenther <rguenther@suse.de>
28393 PR middle-end/34683
28394 * tree-cfg.c (tree_merge_blocks): Do not go through the
28395 full-blown folding and stmt updating path if we just deal
28396 with virtual operands.
28397 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28398 test for abnormal SSA_NAMEs.
28400 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28402 PR middle-end/34641
28403 * reload.c (push_reload): Add assertions. All constants from
28404 reg_equiv_constant should have been used for replacing the respective
28406 (find_reloads_address): Invoke find_reloads_address_part for
28407 constant taken from the reg_equiv_constant array.
28409 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28411 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28412 field (valnum) the first in the struct. Replace bools with
28415 2008-01-10 Richard Guenther <rguenther@suse.de>
28417 PR tree-optimization/34651
28418 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28419 types and ordering for masking and converting.
28421 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28423 PR tree-optimization/34017
28424 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28425 also for PHI_NODE expressions.
28427 2008-01-09 Jan Hubicka <jh@suse.cz>
28429 PR tree-optimization/34708
28430 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28431 based on number of case labels.
28432 (init_inline_once): Remove switch_cost.
28433 * tree-inline.h (eni_weights_d): Remove switch_cost.
28435 2008-01-09 Richard Guenther <rguenther@suse.de>
28436 Andrew Pinski <andrew_pinski@playstation.sony.com>
28438 PR middle-end/30132
28439 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28440 temporary if an rvalue is ok or an lvalue is not required.
28442 2008-01-09 Richard Guenther <rguenther@suse.de>
28444 PR middle-end/34458
28445 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28446 adjust return type.
28448 2008-01-09 Richard Guenther <rguenther@suse.de>
28450 PR middle-end/34679
28451 * tree.c (host_integerp): Check for sizetype only if the
28452 type is an integer type.
28454 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28457 * opts.c (decode_options): Disable inlining of functions called
28458 once if not in unit-at-a-time mode.
28460 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28462 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28464 2008-01-08 Richard Guenther <rguenther@suse.de>
28466 PR middle-end/31863
28467 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28468 out early if the result will be unused.
28470 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28475 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28476 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28479 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28481 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28482 for vectorization tuned.
28484 2008-01-08 Richard Guenther <rguenther@suse.de>
28486 PR tree-optimization/34683
28487 * tree-ssa-operands.c (operand_build_cmp): Export.
28488 * tree-ssa-operands.h (operand_build_cmp): Declare.
28489 * tree-vn.c (vuses_compare): Remove.
28490 (sort_vuses): Use operand_build_cmp.
28491 (sort_vuses_heap): Likewise.
28492 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28493 to re-use old VEC if available. Do not sort already sorted VUSEs.
28494 (vdefs_to_vec): Do not sort already sorted VDEFs.
28496 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28498 PR middle-end/34694
28499 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28501 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28504 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28505 limitations of reciprocal sequences on x86 targets.
28507 2008-01-08 Richard Guenther <rguenther@suse.de>
28509 PR tree-optimization/34683
28510 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28512 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28515 * config/darwin.c (darwin_mergeable_string_section): Don't use
28516 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28518 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28521 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28522 negxf2. Macroize expander using X87MODEF mode iterator. Change
28523 predicates of op0 and op1 to register_operand.
28524 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28525 expander using X87MODEF mode iterator. Change predicates of
28526 op0 and op1 to register_operand.
28527 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28528 corresponding patterns and macroize using MODEF macro. Change
28529 predicates of op0 and op1 to register_operand and remove
28530 "m" constraint. Disparage "r" alternative with "!".
28531 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28532 macroize using X87MODEF macro. Change predicates of op0 and op1
28533 to register_operand and remove "m" constraint. Disparage "r"
28534 alternative with "!".
28535 (absneg splitter with memory operands): Remove.
28536 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28537 patterns and macroize using X87MODEF mode iterator.
28538 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28539 Change predicate of op1 to register_operand.
28540 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28541 for memory operands.
28543 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28545 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28547 2008-01-07 Richard Guenther <rguenther@suse.de>
28549 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28552 2008-01-07 Richard Guenther <rguenther@suse.de>
28554 PR tree-optimization/34683
28555 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28556 VOPs of the needed size to save memory. Use VEC_quick_push
28557 to save compile-time.
28558 (vdefs_to_vec): Likewise.
28560 2008-01-07 Sa Liu <saliu@de.ibm.com>
28562 * config/spu/spu.md (divdf3): Genetate inline code for double
28563 division. The implementation doesn't handle INF or NAN, therefore it
28564 only applies when -ffinite-math-only is given.
28566 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28569 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28570 * doc/cpp.texi ([Common Predefined Macros]): Document.
28572 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28574 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28575 order to use commutative addition instead of subtraction.
28577 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28578 Mircea Namolaru <namolaru@il.ibm.com>
28579 Vladimir Yanovsky <yanov@il.ibm.com>
28580 Revital Eres <eres@il.ibm.com>
28582 PR tree-optimization/34263
28583 * tree-outof-ssa.c (process_single_block_loop_latch,
28584 contains_tree_r): New functions.
28585 (analyze_edges_for_bb): Call process_single_block_loop_latch
28586 function to empty single-basic-block latch block if possible.
28588 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28590 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28592 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28594 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28596 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28598 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28600 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28602 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28604 PR tree-optimization/34618
28605 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28608 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28611 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28612 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28613 Update copyright year.
28615 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28616 Update copyright year.
28617 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28620 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28622 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28623 edge does not point to current bb before changing need_assert.
28625 2008-01-04 Richard Guenther <rguenther@suse.de>
28627 PR middle-end/34029
28628 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28629 for verifying purposes if they are is_gimple_min_invariant.
28631 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28633 PR tree-optimization/34448
28634 PR tree-optimization/34465
28635 * gimplify.c (gimplify_init_constructor): Add new parameter
28636 notify_temp_creation. Use it.
28637 (gimplify_modify_expr_rhs): Take volatiles into account when
28638 optimizing constructors.
28639 Do not optimize constructors if gimplify_init_constructor will dump to
28641 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28642 * gcc.c-torture/compile/pr34448.c: New.
28644 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28646 PR gcov-profile/34609
28647 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28648 return_slot if result is TREE_ADDRESSABLE.
28650 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28652 * config/mips/mips.md (sqrt_condition): Tweak comment.
28653 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28655 2008-01-03 Tom Tromey <tromey@redhat.com>
28658 * c-common.c (c_type_hash): Handle VLAs.
28660 2008-01-03 Jan Hubicka <jh@suse.cz>
28662 PR tree-optimization/31081
28663 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28664 0 when inlining and not inlining to first basic block.
28665 (remap_decl): When var is initialized to 0, don't set default_def.
28666 (expand_call_inline): Set entry_bb.
28667 * tree-inline.h (copy_body_data): Add entry_bb.
28669 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28672 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28675 PR tree-optimization/29484
28676 * tree-inline.c (inline_forbidden_p_2): New function.
28677 (inline_forbidden_p): Disallow inlining if some static var
28678 has an address of a local LABEL_DECL in its initializer.
28679 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28682 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28684 PR tree-optimization/34635
28685 * tree-data-ref.c (add_other_self_distances): Make sure that the
28686 evolution step is constant.
28688 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28690 PR middle-end/34608
28691 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28693 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28695 * tree-sra.c (scalarize_init): Insert the generate_element_init
28696 statements after the generate_element_zero statements.
28698 2008-01-02 Richard Guenther <rguenther@suse.de>
28700 PR middle-end/34093
28701 PR middle-end/31976
28702 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28703 for very large number of operands instead of ICEing.
28705 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28708 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28709 while stack probing.
28711 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28713 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28716 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28718 PR libmudflap/26442
28719 * tree-mudflap.c (mx_register_decls): Guard warning by
28720 !DECL_ARTIFICIAL check.
28722 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28724 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28725 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28726 sse5_perm<mode>): Fix constraints.