1 2008-12-18 Joseph Myers <joseph@codesourcery.com>
3 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
4 choice of e500 comparison instructions on flag_finite_math_only &&
5 !flag_trapping_math, not flag_unsafe_math_optimizations.
6 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
7 instructions on flag_finite_math_only && !flag_trapping_math, not
8 flag_unsafe_math_optimizations.
9 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
10 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
11 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
12 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
13 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
14 Condition choice of comparison instructions on
15 flag_finite_math_only && !flag_trapping_math, not
16 flag_unsafe_math_optimizations.
18 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20 * configure: Regenerate.
22 2008-12-18 Jan Hubicka <jh@suse.cz>
23 Kai Tietz <kai.tietz@onevision.com>
25 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
26 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
27 df_invalidated_by_call to invalidated_by_call_regset.
28 * df.h (df_invalidated_by_call): Remove.
29 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack): New
31 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
32 (globalize_reg): Likewise.
33 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
34 df_byte_lr_alloc): Rename df_invalidated_by_call to
35 invalidated_by_call_regset.
36 * basic-block.h (regs_invalidated_by_call_regset): Declare.
38 2008-12-18 Jan Hubicka <jh@suse.cz>
39 Kai Tietz <kai.tietz@onevision.com>
41 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
43 2008-12-18 Jan Hubicka <jh@suse.cz>
44 Kai Tietz <kai.tietz@onevision.com>
46 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current function
48 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
49 do not try to modify call used regs.
50 (ix86_maybe_switch_abi): New function.
51 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
53 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
55 PR rtl-optimization/37922
56 * dse.c (bb_info): Added regs_live field.
57 (look_for_hardregs): New function.
58 (replace_read): Added regs_live parameter and code to check that
59 shift sequence does not clobber live hardregs.
60 (check_mem_read_rtx): Added parameter to replace_read.
61 (dse_step1): Added regs_live bitmap and initialize it.
62 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
64 * df-problems.c Renamed to
65 df_simulate_initialize_backwards.
66 (df_simulate_one_insn): Renamed to
67 df_simulate_one_insn_backwards.
68 (df_simulate_artificial_refs_at_top): Renamed to
69 df_simulate_finalize_backwards.
70 (df_simulate_initialized_forwards,
71 df_simulate_one_insn_forwards,
72 df_simulate_finalize_backwards): New functions.
73 * df.h (df_simulate_artificial_refs_at_end): Renamed to
74 df_simulate_initialize_backwards.
75 (df_simulate_one_insn): Renamed to
76 df_simulate_one_insn_backwards.
77 (df_simulate_artificial_refs_at_top): Renamed to
78 df_simulate_finalize_backwards.
79 (df_simulate_initialized_forwards,
80 df_simulate_one_insn_forwards,
81 df_simulate_finalize_backwards): New functions.
82 * ra-conflict.c (global_conflicts): Renamed
83 df_simulate_artificial_refs_at_end to
84 df_simulate_initialize_backwards.
85 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
86 df_simulate_one_insn_backwards.
87 * ifcvt.c (dead_or_predicable): Renamed
88 df_simulate_artificial_refs_at_end to
89 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
90 df_simulate_one_insn_backwards.
91 * recog.c (peephole2_optimize): Ditto.
92 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
94 2008-12-18 Jakub Jelinek <jakub@redhat.com>
97 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
98 (rewrite_expr_tree): Add moved argument, move stmts together if
99 needed. Call remove_visited_stmt_chain.
100 (linearize_expr_tree): Don't move stmts here.
101 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
102 Adjust rewrite_expr_tree caller.
105 * tree-ssa.c (useless_type_conversion_p_1): Return
106 false if inner_type is incomplete and outer_type is complete.
108 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
110 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
111 dependences and the configure options.
112 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
113 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
115 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
118 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
119 only if REG_PARM_STACK_SPACE is defined.
121 2008-12-17 Jan Hubicka <jh@suse.cz>
122 Kai Tietz <kai.tietz@onevision.com>
124 * calls.c (expand_call): Do not sibcall if
125 outgoing_reg_parm_stack_space does not match.
127 2008-12-16 Anatoly Sokolov <aesok@post.ru>
129 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
130 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
132 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
133 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
135 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
138 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
141 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
143 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
145 * configure: Regenerate.
147 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
150 * arm.c (arm_legitimate_index): Only accept addresses that are in
152 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
153 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
155 (extendqisi2): Likewise.
156 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
157 predicate for operand1.
159 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
161 * config/mips/mips.c (mips_output_conditional_branch): Assert that
162 openrands[1] is a CODE_LABEL.
164 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
166 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
167 the result of mips_prepare_builtin_target.
169 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
171 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
172 if TARGET_ABICALLS is true.
174 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
176 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
177 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
179 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
181 * config/picochip/picochip.c (picochip_override_options): Disable CFI
182 asm and change the signature of brev and byteSwap functions to use
184 * config/picochip/picochip.md (commsTestPort): This is a complex
185 instruction and should not be vliwed. Dont set insn type.
187 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
188 * config/s390/s390.c (s390_swap_cmp): New function.
189 (s390_non_addr_reg_read_p): New function.
190 (s390_z10_optimize_cmp): New function.
191 (s390_reorg): Added call to s390_optimize_cmp.
192 * config/s390/s390.md (nop1): New insn.
194 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
197 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
198 for the milli.a library.
200 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
201 Peter Bergner <bergner@vnet.ibm.com>
204 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
205 TOC into the call pattern.
206 (call_indirect_aix64): Likewise.
207 (call_value_indirect_aix32): Likewise.
208 (call_value_indirect_aix64): Likewise.
209 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
210 to split off the load of the TOC.
211 (call_indirect_nonlocal_aix32): Enable only after reload.
212 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
213 to split off the load of the TOC.
214 (call_indirect_nonlocal_aix64): Enable only after reload.
215 (call_value_indirect_nonlocal_aix32_internal): New insn and split
216 patterns to split off the load of the TOC.
217 (call_value_indirect_nonlocal_aix32): Enable only after reload.
218 (call_value_indirect_nonlocal_aix64_internal): New insn and split
219 patterns to split off the load of the TOC.
220 (call_value_indirect_nonlocal_aix64): Enable only after reload.
222 2008-12-12 Andreas Schwab <schwab@suse.de>
225 2008-12-12 Andreas Schwab <schwab@suse.de>
226 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
229 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
231 PR tree-optimization/32044
232 * tree-scalar-evolution.h (expression_expensive_p): Declare.
233 * tree-scalar-evolution.c (expression_expensive_p): New function.
234 (scev_const_prop): Avoid introducing expensive expressions.
235 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
237 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
240 * graphite.c (nb_reductions_in_loop): Use simple_iv.
242 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
244 * config/i386/x86intrin.h: New header file to support all x86
246 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
248 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
251 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
254 2008-12-12 Andreas Schwab <schwab@suse.de>
256 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
259 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
261 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
262 Use Pmode for scratch reg.
263 (*mb_internal): Use (match_dup 0) for unspec operand.
265 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
267 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
268 floor_log2 of zero. Negate widened zero.
270 2008-12-12 Ben Elliston <bje@au.ibm.com>
272 * config/fp-bit.c (nan): Rename from this ...
273 (makenan): ... to this.
275 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
277 * config/mips/mips.md (*branch_bit<bbv><mode>,
278 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
279 label becomes operands[1].
281 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
283 PR tree-optimization/38446
284 * graphite.c (register_bb_in_sese): New.
285 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
286 looking at the bbs in the region.
287 * graphite.h (sese): Add region_basic_blocks pointer set to
288 structure and initialize at the time of defining new scop.
290 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
292 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
293 (find_params_in_bb): Do not free data refs.
294 (free_graphite_bb): Add FIXME on disabled free_data_refs.
296 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
298 * graphite.c (struct ivtype_map_elt): New.
299 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
300 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
301 gcc_type_for_cloog_iv): New.
302 (loop_iv_stack_patch_for_consts): Use the type of the induction
303 variable from the original loop, except for the automatically
304 generated loops, i.e., in the case of a strip-mined loop, in
305 which case there is no original loop: in that case just use
307 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
308 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
309 (clast_name_to_gcc): Accept params to be NULL.
310 (clast_to_gcc_expression): Take an extra parameter for the type.
311 Convert to that type all the expressions built by this function.
312 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
313 (graphite_translate_clast_equation): Compute the type of the
314 clast_equation before translating its LHS and RHS.
315 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
316 (graphite_create_new_loop): Compute the type of the induction
317 variable before translating the lower and upper bounds and before
318 creating the induction variable.
319 (rename_variables_from_edge, rename_phis_end_scop): New.
320 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
321 (sese_add_exit_phis_edge): Do not use integer_zero_node.
322 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
323 compute_cloog_iv_types): New.
324 (gloog): Call compute_cloog_iv_types before starting the
325 translation of the clast.
327 * graphite.h (struct graphite_bb): New field cloog_iv_types.
328 (GBB_CLOOG_IV_TYPES): New.
329 (debug_ivtype_map): Declared.
330 (oldiv_for_loop): New.
332 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
335 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
336 (param_index): Assert if parameter is not know after parameter
338 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
339 (find_scop_parameters): Mark, that we have finished parameter
341 (graphite_transform_loops): Move condition detection before parameter
343 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
345 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
348 * emutls.c (__emutls_get_address): Make sure offset is really zero
349 before initializing the object's offset.
351 2008-12-11 Jakub Jelinek <jakub@redhat.com>
354 * gimplify.c (gimplify_init_constructor): Don't force constructor
355 into memory if there is just one nonzero element.
357 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
359 Fix testsuite/gfortran.dg/graphite/id-4.f90.
360 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
363 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
365 * graphite.c (build_scops_1): Initialize open_scop.exit
368 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
369 Jan Sjodin <jan.sjodin@amd.com>
370 Harsha Jagasia <harsha.jagasia@amd.com>
382 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
383 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
385 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
386 * Makefile.in (graphite.o): Depend on value-prof.h.
387 (graphite.o-warn): Removed -Wno-error.
388 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
389 to be a NULL pointer. Call update_stmt. Return the newly created
390 cannonical induction variable.
392 * graphite.h (debug_rename_map): Declared. Fix some comments.
394 * graphite.c: Reimplement the code generation from graphite to gimple.
395 Include value-prof.h.
396 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
397 (get_old_iv_from_ssa_name): Removed.
398 (graphite_stmt_p): New.
399 (new_graphite_bb): Test for useful statements before building a
400 graphite statement for the basic block.
401 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
402 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
403 (recompute_all_dominators, graphite_verify,
404 nb_reductions_in_loop, graphite_loop_normal_form): New.
405 (scop_record_loop): Call graphite_loop_normal_form.
406 (build_scop_loop_nests): Iterate over all the blocks of the
407 function instead of relying on the incomplete information from
408 SCOP_BBS. Return the success of the operation.
409 (find_params_in_bb): Use the data from GBB_DATA_REFS.
410 (add_bb_domains): Removed.
411 (build_loop_iteration_domains): Don't call add_bb_domains.
412 Add the iteration domain only to the basic blocks that have been
413 translated to graphite.
414 (build_scop_conditions_1): Add constraints only if the basic
415 block have been translated to graphite.
416 (build_scop_data_accesses): Completely disabled until data
417 dependence is correctly implemented.
418 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
419 (remove_all_edges_1, remove_all_edges): Removed.
420 (get_new_name_from_old_name): New.
421 (graphite_rename_variables_in_stmt): Renamed.
422 rename_variables_in_stmt. Call get_new_name_from_old_name.
423 Use replace_exp and update_stmt.
424 (is_old_iv): Renamed is_iv.
425 (expand_scalar_variables_stmt): Extra parameter for renaming map.
426 Use replace_exp and update_stmt.
427 (expand_scalar_variables_expr): Same. Use the map to get the
428 new names for the renaming of induction variables and for the
429 renaming of variables after a basic block has been copied.
430 (expand_scalar_variables): Same.
431 (graphite_rename_variables): Renamed rename_variables.
432 (move_phi_nodes): Removed.
433 (get_false_edge_from_guard_bb): New.
434 (build_iv_mapping): Do not insert the induction variable of a
435 loop in the renaming iv map if the basic block does not belong
437 (register_old_new_names, graphite_copy_stmts_from_block,
438 copy_bb_and_scalar_dependences): New.
439 (translate_clast): Heavily reimplemented: copy basic blocks,
440 do not move them. Finally, in call cleanup_tree_cfg in gloog.
441 At each translation step call graphite_verify ensuring the
442 consistency of the SSA, loops and dominators information.
443 (collect_virtual_phis, find_vdef_for_var_in_bb,
444 find_vdef_for_var_1, find_vdef_for_var,
445 patch_phis_for_virtual_defs): Removed huge hack.
446 (mark_old_loops, remove_dead_loops, skip_phi_defs,
447 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
448 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
449 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
450 if_region_get_condition_block, if_region_set_false_region,
451 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
452 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
453 sese_add_exit_phis_edge, sese_add_exit_phis_var,
454 rewrite_into_sese_closed_ssa): New.
455 (gloog): Remove dead code. Early return if code cannot be
456 generated. Call cleanup_tree_cfg once the scop has been code
458 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
459 block loops with less than two loops.
460 (graphite_apply_transformations): Remove the call to
461 scop_remove_ignoreable_gbbs.
462 (limit_scops): When build_scop_loop_nests fails, continue on next
463 scop. Fix open_scop.entry.
464 (graphite_transform_loops): Call recompute_all_dominators: force the
465 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
466 Call initialize_original_copy_tables and free_original_copy_tables
467 to be able to copy basic blocks during code generation.
468 When build_scop_loop_nests fails, continue on next scop.
469 (value_clast): New union.
470 (clast_to_gcc_expression): Fix type cast warning.
472 2008-12-10 Richard Guenther <rguenther@suse.de>
474 PR tree-optimization/36792
475 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
478 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
480 PR tree-optimization/36792
481 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
483 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
486 * dwarf2out.c (saved_do_cfi_asm): New.
487 (dwarf2out_do_frame): Take it into account.
488 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
490 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
493 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
494 variables initialized from SRAed bit fields.
496 2008-12-10 Martin Guy <martinwguy@yahoo.it>
499 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
500 result will be in an FPU register.
502 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
506 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
507 on the associated SYMBOL_REF_DECL node, if any.
509 2008-12-09 David Daney <ddaney@caviumnetworks.com>
511 * config/mips/sync.md (sync_<optab>_12): Replace
512 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
513 (sync_old_<optab>_12): Remove third paramater to
514 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
515 with MIPS_SYNC_OLD_OP_12_AND.
516 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
517 with MIPS_SYNC_NEW_OP_12_AND.
518 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
519 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
520 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
521 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
522 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
523 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
524 MIPS_SYNC_NEW_OP_12_XOR.
525 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
526 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
527 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
528 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
529 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
530 to implement new __sync_nand semantics.
531 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
532 remove third parameter.
533 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
534 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
535 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
536 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
537 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
538 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
539 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
540 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
542 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
544 * graphite.c (graphite_transform_loops): Always call find_transform ()
545 in ENABLE_CHECKING. So we test these code paths, even if we do not
548 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
550 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
552 2008-12-09 Jakub Jelinek <jakub@redhat.com>
555 * function.h (struct function): Add always_inline_functions_inlined.
556 * ipa-inline.c (cgraph_early_inlining): Set it to true.
557 * tree-optimize.c (execute_fixup_cfg): Likewise.
558 * builtins.c (avoid_folding_inline_builtin): New function.
559 (fold_call_expr): Don't optimize always_inline builtins before
561 (fold_call_stmt): Likewise.
562 (fold_builtin_call_array): Likewise. Don't call
563 fold_builtin_varargs for BUILT_IN_MD builtins.
565 PR tree-optimization/37416
566 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
568 2008-12-09 Janis Johnson <janis187@us.ibm.com>
570 * doc/sourcebuild.texi (Test Directives): Fix formatting.
572 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
574 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
576 * doc/invoke.texi (-fira-region): Describe new option.
577 (-fira-algorithm): Change the values.
579 * ira-conflicts.c (build_conflict_bit_table,
580 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
581 (ira_build_conflicts): Use flag flag_ira_region instead of
582 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
583 base registers for allocnos crossing calls.
585 * flags.h (enum ira_algorithm): Redefine.
586 (enum ira_region): New.
587 (flag_ira_region): New.
589 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
590 instead of flag_ira_algorithm.
592 * toplev.c (flag_ira_algorithm): Change the initial value.
593 (flag_ira_region): New.
595 * ira-int.h (ira_reg_classes_intersect_p,
596 ira_reg_class_super_classes): New.
598 * ira-color.c (update_copy_costs): Use
599 ira_reg_classes_intersect_p. Use right class to find hard reg index.
600 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
601 (assign_hard_reg): Ditto. Pass additional argument to
602 update_conflict_hard_regno_costs. Do not uncoalesce for priority
604 (allocno_priorities, setup_allocno_priorities,
605 allocno_priority_compare_func): Move before color_allocnos.
606 (color_allocnos): Add priority coloring. Use flag flag_ira_region
607 instead of flag_ira_algorithm.
608 (move_spill_restore): Check classes of the same reg allocno from
610 (update_curr_costs): Use ira_reg_classes_intersect_p.
611 (ira_reassign_conflict_allocnos): Ditto.
613 * opts.c (decode_options): Always set up flag_ira. Set up
614 flag_ira_algorithm. Warn CB can not be used for architecture.
615 (common_handle_option): Modify code for -fira-algorithm. Add code
616 to process -fira-region.
618 * ira-lives.c (update_allocno_pressure_excess_length): Process
620 (set_allocno_live, clear_allocno_live, mark_reg_live,
621 mark_reg_dead, process_bb_node_lives): Ditto.
623 * ira-emit.c (ira_emit): Fix insn codes.
625 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
626 instead of flag_ira_algorithm.
627 (allocno_range_compare_func): Ignore classes for priority coloring.
628 (setup_min_max_conflict_allocno_ids): Ditto.
629 (ira_flattening): Use ira_reg_classes_intersect_p.
631 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
633 * common.opt (fira-algorithm): Modify.
636 * ira.c (setup_class_hard_regs): Initialize.
637 (setup_cover_and_important_classes): Modify code setting class
638 related info for priority coloring.
639 (setup_class_translate): Ditto.
640 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
641 (setup_reg_class_intersect_union): Rename to
642 setup_reg_class_relations. Add code for setting up new variables.
643 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
644 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
646 * ira-costs.c (common_classes): New.
647 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
648 (find_allocno_class_costs): Ditto. Use common_classes. Translate
650 (ira_costs): Allocate/deallocate common_classes.
652 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
653 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
656 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
657 smallest_mode_for_size.
659 2008-12-10 Ben Elliston <bje@au.ibm.com>
661 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
663 2008-12-09 Jan Hubicka <jh@suse.cz>
665 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
667 2008-12-09 Jakub Jelinek <jakub@redhat.com>
669 PR tree-optimization/35468
670 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
673 2008-12-09 Richard Guenther <rguenther@suse.de>
675 PR tree-optimization/38445
676 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
678 (emit_alias_warning): Adjust.
680 2008-12-09 Andrew Haley <aph@redhat.com>
682 * fixed-value.c (do_fixed_add): Add comment.
683 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
684 * builtins.c (fold_builtin_sqrt): Likewise.
686 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
689 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
691 * calls.c (nitialize_argument_information): Add fntype argument
692 and use it for calls.promote_function_args.
693 (expand_call): Pass fntype to aggregate_value_p if no fndecl
694 available and pass additional fntype to
695 initialize_argument_information.
696 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
697 to get function abi type.
698 (init_cumulative_args): Use for abi kind detection fntype, when no
701 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
703 * config/s390/s390.md (movti, movdi_64, movdi_31,
704 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
705 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
707 (Integer->BLKmode splitter): Removed.
709 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
711 * config/alpha/alpha.c (alpha_set_memflags): Process memory
712 references in full insn sequence.
714 2008-12-09 Jason Merrill <jason@redhat.com>
716 * gimplify.c (gimplify_init_constructor): Revert to using < rather
717 than <= for sparseness test.
720 * gimplify.c (gimplify_init_constructor): Don't write out a static
721 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
724 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
727 Fix testsuite/gfortran.dg/graphite/id-3.f90.
728 * graphite.c (scopdet_basic_block_info): Fix bug that found some
729 regions more than once.
731 2008-12-09 Ben Elliston <bje@au.ibm.com>
733 * emutls.c (__emutls_get_address): Prototype.
734 (__emutls_register_common): Likewise.
736 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
738 2008-12-09 Ben Elliston <bje@au.ibm.com>
740 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
742 2008-12-08 Steve Ellcey <sje@cup.hp.com>
744 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
745 (nonlocal_goto_receiver): New instruction.
747 2008-12-08 Jakub Jelinek <jakub@redhat.com>
750 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
753 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
754 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
756 2008-12-08 Richard Henderson <rth@redhat.com>
759 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
760 (SET_TYPE_MODE): New.
761 * c-decl.c (parser_xref_tag): Use it.
762 (finish_enum): Likewise.
763 * tree.c (build_pointer_type_for_mode): Likewise.
764 (build_reference_type_for_mode, build_index_type): Likewise.
765 (build_range_type, make_vector_type): Likewise.
766 (build_common_tree_nodes_2): Likewise.
767 * stor-layout.c (compute_record_mode): Likewise.
768 (finalize_type_size, layout_type, make_fract_type): Likewise.
769 (make_accum_type, initialize_sizetypes): Likewise.
770 (vector_type_mode): New.
771 * function.c (allocate_struct_function): Call
772 invoke_set_current_function_hook before querying anything else.
774 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
776 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
778 * alias.c (find_base_term): Synch LO_SUM handling with what
779 find_base_value does.
781 2008-12-08 Andrew Haley <aph@redhat.com>
782 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
784 * gimple.h (gimple_build_try): Fix declaration.
786 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
787 * fixed-value.c (do_fixed_add): Likewise.
788 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
790 2008-12-08 Jakub Jelinek <jakub@redhat.com>
793 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
794 on parallel and task contexts.
796 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
798 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
800 2008-12-07 Richard Guenther <rguenther@suse.de>
802 PR tree-optimization/38405
803 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
804 not sign-extend truth values.
806 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
808 * tree-sra.c (scalarize_use): Create another temporary with the proper
809 type for signed types in the use_all && !is_output bitfield case.
811 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
813 PR rtl-optimization/36365
814 * df-core.c (df_worklist_dataflow_overeager): Remove.
815 (df_worklist_dataflow): Don't call it, use double-queue only.
816 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
818 2008-12-06 Jakub Jelinek <jakub@redhat.com>
821 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
822 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
824 2008-12-07 Ben Elliston <bje@au.ibm.com>
826 * gthr-single.h (__gthread_once): Adjust prototype to match all
827 other gthreads models.
829 2008-12-06 Jakub Jelinek <jakub@redhat.com>
831 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
832 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
835 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
836 operands to mult_type if it isn't narrower than op0's type.
838 2008-12-06 Jan Hubicka <jh@suse.cz>
839 Jakub Jelinek <jakub@redhat.com>
841 PR tree-optimization/38074
842 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
844 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
845 in both dirrection for first match heuristics.
846 (tree_bb_level_predictions): Disable noreturn heuristic when there
847 is no returning path.
849 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
851 PR rtl-optimization/38272
852 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
855 2008-12-05 Jakub Jelinek <jakub@redhat.com>
858 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
859 (pp_c_expression): Likewise.
861 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
864 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
866 2008-12-05 Jakub Jelinek <jakub@redhat.com>
869 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
870 arguments to HOST_WIDE_INT. If type has different signedness
871 than unsignedp or different precision from bitsize, create
872 the right type for BIT_FIELD_REF and cast to type.
873 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
876 2008-03-05 Richard Guenther <rguenther@suse.de>
878 * fold-const.c (fold_truthop): Remove code generating
879 BIT_FIELD_REFs of structure bases.
880 (fold_binary): Likewise.
881 (make_bit_field_ref): Remove.
882 (optimize_bit_field_compare): Remove.
883 (all_ones_mask_p): Remove.
885 2008-12-05 Jakub Jelinek <jakub@redhat.com>
887 * tree-sra.c (sra_explode_bitfield_assignment): Always
888 call unsigned_type_for, if the precision is higher than
889 needed, call build_nonstandard_integer_type.
892 * function.c (assign_parm_find_stack_rtl): If promoted_mode
893 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
897 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
898 only if internal_arg_pointer is a non-virtual pseudo.
900 2008-12-05 Joseph Myers <joseph@codesourcery.com>
902 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
903 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
904 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
906 2008-12-05 Jakub Jelinek <jakub@redhat.com>
908 PR tree-optimization/37716
909 * gimplify.c (gimplify_expr): Allow COND_EXPR if
910 gimplify_ctxp->allow_rhs_cond_expr.
912 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
914 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
915 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
917 (alpha_emit_conditional_branch): Do not generate direct branch
918 for UNORDERED comparisons.
920 2008-12-05 Andreas Schwab <schwab@suse.de>
922 * config/rs6000/linux-unwind.h (frob_update_context): Check for
925 2008-12-05 Jakub Jelinek <jakub@redhat.com>
928 * fold-const.c (fold_checksum_tree): Change buf type to union
931 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
934 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
936 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
938 2008-12-05 Ben Elliston <bje@au.ibm.com>
940 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
942 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
944 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
945 Gary Funck <gary@intrepid.com>
947 * cse.c (lookup_as_function): Delete mode frobbing code.
948 (equiv_constant): Re-implement it there for SUBREGs.
950 2008-12-04 Richard Guenther <rguenther@suse.de>
953 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
954 (tree-ssa-structalias.o): Remove errors.h dependency.
955 (tree-ssa-reassoc.o): Likewise.
956 * tree-ssa-reassoc.c: Do not include errors.h.
957 * tree-ssa-alias-warnings.c: Remove.
958 * tree-ssa-alias.c (compute_may_aliases): Remove call to
959 strict_aliasing_warning_backend.
960 * tree-ssa-structalias.c (emit_pointer_definition): New function.
961 (emit_alias_warning): Likewise.
962 (set_uids_in_ptset): Warn for clear cases of type-punning.
963 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
966 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
968 * cse.c (equiv_constant): Fix pasto.
970 2008-12-04 Nick Clifton <nickc@redhat.com>
972 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
973 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
974 formatting of quotes.
976 2008-12-04 Jakub Jelinek <jakub@redhat.com>
979 * fold-const.c (fold_checksum_tree): Allow modification of
982 2008-12-03 Jakub Jelinek <jakub@redhat.com>
985 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
986 have the right number of arguments.
988 2008-12-03 Richard Guenther <rguenther@suse.de>
991 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
994 2008-12-03 Tomas Bily <tbily@suse.cz>
997 * tree-loop-distribution.c (build_size_arg): New function.
998 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
999 Reorganized generating of stmts.
1000 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1001 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1002 Indicate if analysis succeed.
1003 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1004 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1005 Uses new definition of dr_analyze_innermost.
1007 2008-12-03 Ben Elliston <bje@au.ibm.com>
1009 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1011 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1013 PR tree-optimization/37716
1014 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1015 all the needed operations as trees and gimplify_assign it to dst.
1018 * configure.ac (gcc_cv_readelf): Look for readelf.
1019 (gcc_cv_as_cfi_advance_working): Check for working
1020 cfi advances with code alignment factor > 1.
1021 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1022 don't work properly.
1023 * configure: Regenerated.
1025 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1026 Jakub Jelinek <jakub@redhat.com>
1027 Andrew Pinski <andrew_pinski@playstation.sony.com>
1029 PR rtl-optimization/38281
1030 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1031 set it to NULL_RTX afterwards.
1033 * emit-rtl.c (set_insn_deleted): Fix formatting.
1035 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1037 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1039 * config/mips/mips.md (IMOVE32): New mode iterator.
1040 (movsi): Generalize with IMOVE32.
1041 (*movsi_internal): Likewise.
1042 (*mov<mode>_mips16): Likewise.
1045 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1046 Maxim Kuvyrkov <maxim@codesourcery.com>
1048 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1049 PC-relative addressing when compiling for uclinux PIC.
1050 (__cmpdf_internal, __cmpsf_internal): Hide.
1051 (__cmpdf, __cmpsf): Use PIC call sequence.
1053 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1054 Jack Howarth <howarth@bromo.med.uc.edu>
1056 * config/i386/t-darwin64: Add m32 multilib support.
1058 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1060 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1062 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1065 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1066 before using it in POINTER_PLUS_EXPR.
1068 2008-12-02 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/38359
1071 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1074 2008-12-02 Martin Jambor <mjambor@suse.cz>
1077 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1079 (forward_propagate_addr_into_variable_array_index): Check that the
1080 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1081 than the gimple code directly.
1083 2008-12-02 Ben Elliston <bje@au.ibm.com>
1085 * config/spu/float_disf.c (__floatdisf): Prototype.
1086 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1087 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1088 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1090 2008-12-02 DJ Delorie <dj@redhat.com>
1092 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1093 (DWARF_CIE_DATA_ALIGNMENT): Define.
1095 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1096 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1097 (xstormy16_expand_prologue): Likewise.
1098 (xstormy16_expand_builtin_va_start): Likewise.
1099 (xstormy16_gimplify_va_arg_expr): Likewise.
1101 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1104 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1105 potentially returned from folding memcpy.
1106 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1107 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1109 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1112 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1113 decoration of function RTL names here on Ada language.
1115 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1117 PR rtl-optimization/38280
1118 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1119 ira_rebuild_regno_allocno_list): New functions.
1120 (regno_allocnos): New static variable.
1121 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1122 Call ira_rebuild_regno_allocno_list.
1124 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1125 Adam Nemet <anemet@caviumnetworks.com>
1127 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1128 LINUX_DRIVER_SELF_SPECS.
1130 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1132 PR rtl-optimization/37514
1133 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1134 from previous insns.
1136 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1139 * c-omp.c (c_finish_omp_for): Only transform pointer
1140 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1142 PR rtl-optimization/38245
1143 * tree-vrp.c (abs_extent_range): New function.
1144 (extract_range_from_binary_expr): Compute range
1145 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1146 or includes zero or if vr1 is VR_RANGE and op0 has some
1149 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1152 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1153 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1154 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1155 to (not:I48MODE (and:I48MODE (...))).
1156 (sync_old_nand<mode>): Ditto.
1157 (sync_new_nand<mode>): Ditto.
1159 2008-12-01 Nick Clifton <nickc@redhat.com>
1161 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1162 Replace uses of the "y" register class with direct references to
1163 the CARRY_REG register.
1164 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1165 register with clobbers of the carry register.
1166 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1167 (xstormy16_split_cbranch): Remove redundant carry parameter.
1168 (xstormy16_expand_arith): Likewise.
1169 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1170 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1171 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1172 (CARRY_REGNUM): Define.
1173 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1175 (xstormy16_expand_arith): Likewise.
1177 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1179 * config/score/score.h (IRA_COVER_CLASSES): Define.
1181 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1184 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1185 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1186 (cmp_sdiv_cc_set): Factor common string.
1187 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1189 (cmp_udiv_cc_set): Factor common string.
1191 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1194 * varasm.c (emutls_finish): Fix common registration.
1196 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1199 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1201 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1203 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1204 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1205 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1206 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1207 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1208 Ignore sub-word case for now.
1209 (sync_nand<mode>_internal): Represent NAND in RTL.
1210 (sync_old_nand<mode): Same.
1211 (sync_old_name<mode>_internal): Same.
1212 (sync_new_nand<mode>): Same.
1213 (sync_new_nand<mode>_internal): Same.
1214 (sync_boolcshort_internal): Expect NAND.
1216 2008-11-28 Richard Guenther <rguenther@suse.de>
1218 PR tree-optimization/37955
1219 PR tree-optimization/37742
1220 * tree-vect-transform.c (vectorizable_store): Remove assert for
1222 (vectorizable_load): Likewise.
1224 2008-11-27 Richard Guenther <rguenther@suse.de>
1226 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1227 a constraint for the static chain parameter.
1229 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1231 * config/bfin/bfin.opt (micplb): New option.
1232 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1233 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1234 ENABLE_WA_INDIRECT_CALLS): New macros.
1235 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1237 (indirect_call_p): New function.
1238 (workaround_speculation): Handle anomaly 05-00-0426 when
1239 ENABLE_WA_INDIRECT_CALLS is true.
1240 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1241 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1242 * doc/invoke.texi (Blackfin Options): Document -micplb.
1244 2008-11-26 DJ Delorie <dj@redhat.com>
1246 * config/m32c/mov.md ("extendhipsi2"): New.
1248 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1250 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1251 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1253 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1255 * config/mips/mips.md (clear_hazard): Rename to
1256 clear_hazard_<mode>. Use mode-specific addition.
1257 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1258 or gen_clear_hazard_di depending on the size of Pmode.
1260 2008-11-26 DJ Delorie <dj@redhat.com>
1262 * configure.ac: Test m32c-elf-gas for .loc.
1263 * configure: Likewise.
1265 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1268 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1271 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1273 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1274 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1275 (memory_barrier): Do not generate memory_barrier_nosse instruction
1277 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1279 2008-11-26 Fredrik Unger <fred@tree.se>
1281 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1282 function name from __floatundisf.
1283 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1286 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1287 Richard Guenther <rguenther@suse.de>
1289 PR tree-optimization/37869
1290 * tree-ssa-structalias.c (struct constraint_graph): Remove
1291 pt_used and number_incoming members.
1292 (build_pred_graph): Do not allocate them.
1293 (condense_visit): Do not use them.
1294 (label_visit): Likewise.
1295 (free_var_substitution_info): Do not free them.
1297 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1299 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1301 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1303 * ira-color.c (allocno_spill_priority): New function.
1304 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1305 Print more info about the spilled allocno.
1306 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1307 checks on bad spill.
1309 * ira-build.c (loop_node_to_be_removed_p): Remove.
1310 (loop_compare_func, mark_loops_for_removal): New functions.
1311 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1313 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1315 * ira.c (ira): Don't change flag_ira_algorithm.
1317 * params.def (ira-max-loops-num): Change the value.
1319 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1321 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1322 Disable unsupported alternative for ColdFire,
1323 add new alternative that ColdFire can handle.
1325 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1327 * regrename.c (merge_overlapping_regs): Add registers artificially
1328 defined at the top of the basic block to the set of live ones just
1329 before the first insn.
1331 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1332 Joey Ye <joey.ye@intel.com>
1335 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1336 false if we need to align the outgoing stack.
1337 (ix86_update_stack_boundary): Check parm_stack_boundary.
1339 2008-11-25 Richard Guenther <rguenther@suse.de>
1343 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1344 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1345 in favor of dereferenced_ptrs.
1346 (init_alias_info): Adjust.
1347 (delete_alias_info): Likewise.
1348 (compute_flow_insensitive_aliasing): Properly
1349 include all aliased variables.
1350 (update_alias_info_1): Use dereferenced_ptrs.
1351 (setup_pointers_and_addressables): Likewise.
1352 (get_smt_for): Honor ref-all pointers and pointers with known alias
1354 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1356 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1360 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1362 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1364 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1366 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1368 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1370 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1373 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1374 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1376 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1378 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1379 UNSPECV_CMPXCHG_[12].
1380 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1381 UNSPECV_CMPXCHG_[12].
1384 * config/i386/sync.md (memory_barrier): New expander.
1386 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1389 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1391 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1393 * pa.c (function_arg): Revert 2008-10-26 change.
1395 2008-11-23 Helge Deller <deller@gmx.de>
1397 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1398 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1399 succeeded and lws_ret is not equal to oldval.
1401 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1403 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1405 2008-11-22 Andreas Schwab <schwab@suse.de>
1407 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1410 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1412 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1413 Use constant 1 as the operand.
1414 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1415 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1416 gen_rdhwr_synci_step_di depending on the size of Pmode.
1418 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1421 * config/i386/i386.md (SWI248): New mode iterator.
1422 (SWI32): Remove mode iterator.
1423 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1424 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1425 iterator. Generate popcnt mnemonic without mode extensions
1426 for Darwin x86 targets.
1427 (*popcount<mode>2_cmp): Ditto.
1428 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1429 extensions for Darwin x86 targets.
1431 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1433 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1434 only if HAVE_AS_SPARC_UA_PCREL is defined.
1436 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1438 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1439 allocno_costs value of the classees with the lowest total_costs
1440 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1441 (setup_allocno_cover_class_and_costs): ...rather than here.
1442 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1445 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1448 * builtins.c (expand_builtin_apply_args): Emit sequence before
1449 parm_birth_insn instead of after entry_of_function's first insn.
1452 * function.c (assign_parm_remove_parallels): Pass
1453 data->passed_type as third argument to emit_group_store.
1456 * final.c (mark_symbol_refs_as_used): New function.
1457 * output.h (mark_symbol_refs_as_used): New prototype.
1458 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1459 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1460 * config/arm/arm.md (consttable_4): Likewise.
1463 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1465 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1468 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1469 propagate x = &a into *x = b if conversion from b to a's type is
1472 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1474 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1475 for the liveness computation of the new insn.
1477 2008-11-21 DJ Delorie <dj@redhat.com>
1479 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1480 Moves to/from below100 space (W) can only use r0-r7.
1482 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1485 * doc/invoke.texi (Optimization Options): Fix typo.
1487 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1488 Xuepeng Guo <xuepeng.guo@intel.com>
1490 * config.gcc (extra_headers): For x86 and x86-64, remove
1491 gmmintrin.h, add immintrin.h and avxintrin.h.
1493 * config/i386/gmmintrin.h: Renamed to ...
1494 * config/i386/avxintrin.h: This. Issue an error if
1495 _IMMINTRIN_H_INCLUDED is undedined.
1497 * config/i386/immintrin.h: New.
1499 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1502 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1503 mode of PLUS, not mode of the eliminated register.
1505 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1507 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1508 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1509 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1510 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1511 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1512 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1513 (*nand<mode>3): Rename to *andnot<mode>3.
1514 (*nandtf3): rename to *andnottf3.
1515 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1516 Use CODE_FOR_mmx_andnotv2si3.
1517 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1518 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1519 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1520 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1521 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1523 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1526 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1527 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1528 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1529 to (not:IMODE (and:IMODE (...))).
1530 (sync_old_nand<mode>): Ditto.
1531 (sync_new_nand<mode>): Ditto.
1533 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1535 * config/arm/thumb2.md (thumb2_casesi_internal,
1536 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1538 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1540 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1541 nand to the changed 4.4 semantic.
1543 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1546 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1547 (fold_builtin_memory_op): Handle even the case where just one
1548 of src and dest is an address of a var decl component, using
1549 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1550 and readonly_data_expr src check.
1551 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1554 PR rtl-optimization/36998
1555 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1556 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1557 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1558 stack_adjust_offset callers.
1559 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1561 (compute_barrier_args_size): Handle insns in annulled branches
1564 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1568 Handle cases when integer argument crosses argument register boundary.
1570 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1573 * config.gcc (i[34567]86-*-solaris2*): Don't include
1574 i386/t-crtstuff here.
1575 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1576 * config/i386/t-sol2: Move to libgcc/config/i386.
1578 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1581 * tlink.c: Include "libiberty.h".
1582 (initial_cwd): Change type into char *.
1583 (tlink_init): Call getpwd instead of getcwd.
1585 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1587 PR rtl-optimization/32283
1588 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1589 of the induction variable to decide whether it may wrap.
1590 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1591 initialization of the bound before the loop.
1592 * simplify-rtx.c (simplify_binary_operation_1): Add two
1593 simplifications regarding AND.
1594 (simplify_plus_minus): Only fail if no simplification is possible.
1595 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1597 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1600 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1601 checking until GIMPLE lowering.
1602 * gimple-low.c (check_call_args): New function.
1603 (lower_stmt) <case GIMPLE_CALL>: Call it.
1605 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1607 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1608 with the same type as the first operand of the AND expression.
1610 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1613 * ira-int.h (struct ira_loop_tree_node): New member
1614 entered_from_non_parent_p.
1616 * ira-color.c (print_loop_title): Print loop bbs.
1618 * ira-emit.c (entered_from_non_parent_p,
1619 setup_entered_from_non_parent_p): New functions.
1620 (not_modified_p): Rename to store_can_be_removed_p. Check there
1622 (generate_edge_moves): Use store_can_be_removed_p instead of
1624 (ira_emit): Call setup_entered_from_non_parent_p.
1626 * ira-build.c (copy_info_to_removed_store_destinations):
1627 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1628 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1629 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1630 update all accumulated attributes.
1632 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1635 * ira-int.h (ira_copy_allocno_live_range_list,
1636 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1637 ira_finish_allocno_live_range_list): New prototypes.
1638 (ira_allocno_live_ranges_intersect_p,
1639 ira_pseudo_live_ranges_intersect_p): Remove.
1641 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1642 ira_pseudo_live_ranges_intersect_p): Rename to
1643 allocnos_have_intersected_live_ranges_p and
1644 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1646 * ira-color.c: ... here
1647 (coalesced_allocno_conflict_p): Use
1648 allocnos_have_intersected_live_ranges_p.
1649 (coalesced_allocnos_living_at_program_points,
1650 coalesced_allocnos_live_at_points_p,
1651 set_coalesced_allocnos_live_points): Remove.
1652 (slot_coalesced_allocnos_live_ranges,
1653 slot_coalesced_allocno_live_ranges_intersect_p,
1654 setup_slot_coalesced_allocno_live_ranges): New.
1655 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1656 (ira_sort_regnos_for_alter_reg): Use
1657 allocnos_have_intersected_live_ranges_p.
1658 (ira_reuse_stack_slot): Use
1659 pseudos_have_intersected_live_ranges_p.
1661 * global.c (pseudo_for_reload_consideration_p): Check
1662 flag_ira_share_spill_slots too.
1664 * ira-build.c (copy_allocno_live_range_list): Rename to
1665 ira_copy_allocno_live_range_list. Make it external.
1666 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1668 (ira_allocno_live_ranges_intersect_p): New.
1669 (ira_finish_allocno_live_range_list): New.
1670 (finish_allocno): Use it.
1671 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1672 (copy_info_to_removed_store_destinations): Ditto. Use
1673 ira_copy_allocno_live_range_list.
1674 (ira_flattening): Use ira_merge_allocno_live_ranges.
1676 * ira.c (too_high_register_pressure_p): New function.
1677 (ira): Switch off sharing spill slots if the pressure is too high.
1679 2008-11-19 Richard Guenther <rguenther@suse.de>
1681 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1682 non-sizetype offsets if their precision matches that of the pointer.
1683 * expr.c (expand_expr_real_1): Always sign-extend the offset
1684 operand of a POINTER_PLUS_EXPR.
1686 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1688 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1689 (mips-sgi-irix[56]*): No need to use fixproto.
1691 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1692 Paul Brook <paul@codesourcery.com>
1694 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1697 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1699 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1701 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1704 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1705 (separate_decls_in_region): Create shared struct even when there
1706 are only reductions.
1708 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1710 * config/picochip/picochip.c (headers): Remove an unnecessary
1713 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1716 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1717 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1719 * config/m68k/m68k.md: Adjust all conditional branches that use the
1720 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1722 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1725 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1726 is a register or zero operand in the correct mode before generating
1727 mtch1 insn or a register operand in the correct mode before generating
1729 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1731 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1733 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1734 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1735 mipsisa*-*-elf*. Handle mipsisa64r2*.
1736 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1737 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1739 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1740 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1742 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1743 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1744 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1747 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1750 * config/i386/i386.md (allocate_stack_worker_32,
1751 allocate_stack_worker_64): Don't use match_dup between input and
1753 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1754 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1756 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1758 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1759 is forced when trying to do a symbol link for it.
1761 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1763 * expmed.c (extract_bit_field_1): Also use a temporary and
1764 convert_extracted_bit_field when the conversion from ext_mode to
1765 the target mode requires explicit truncation.
1767 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1769 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1771 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1772 registers when not optimizing.
1774 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1776 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1777 and its associated define_split. Expose the all-d alternative
1778 to the register allocator, but mark it with "?". Mark the first
1779 alternative with "*?*?".
1780 (*mul_sub_si): Likewise.
1781 (*mul_acc_si_r3900): New pattern.
1783 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1786 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1787 propagating x = &a into *x = b, add a cast if not useless
1788 type conversion or don't optimize if another stmt would be
1791 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1794 * optabs.c (expand_sync_operation): Properly handle NAND case
1795 by calculating ~(t1 & val) instead of (~t1 & val).
1796 * builtins.c (expand_builtin_sync_operation): Warn for changed
1797 semantics in NAND builtins.
1798 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1800 * doc/invoke.texi (Warning options): Add Wsync-nand.
1801 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1802 __sync_fetch_and_nand builtin operation in the example. Add a note
1803 about changed semantics in GCC 4.4.
1804 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1805 operation in the example. Add a note about changed semantics in
1808 2008-11-16 Jan Hubicka <jh@suse.cz>
1810 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1813 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1815 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1818 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1821 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1822 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1824 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1825 rather than call_really_used_regs when handling $gp.
1827 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1830 * config/mips/mips.c (machine_function): Update the comment
1831 above global_pointer.
1832 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1833 that a function doesn't need a global pointer.
1834 (mips_current_loadgp_style): Update accordingly.
1835 (mips_restore_gp): Likewise.
1836 (mips_output_cplocal): Likewise.
1837 (mips_expand_prologue): Likewise.
1839 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1841 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1842 parameter. Use DImode for computing the number of registers.
1843 (function_arg): Adjust for above change.
1844 (function_value): Likewise.
1846 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1848 PR tree-optimization/37950
1849 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1850 not computed for the current function.
1852 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1855 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1856 gpr and other COMPONENT_REFs.
1858 2008-11-15 Richard Guenther <rguenther@suse.de>
1860 PR tree-optimization/38051
1861 * tree-ssa-alias.c (update_alias_info_1): Manually find
1864 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1866 * doc/invoke.texi (-mfix-r10000): Document.
1867 * config/mips/mips.opt (mfix-r10000): New option.
1868 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1869 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1870 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1871 (MIPS_SYNC_OP): Likewise.
1872 (MIPS_SYNC_OP_12): Likewise.
1873 (MIPS_SYNC_OLD_OP_12): Likewise.
1874 (MIPS_SYNC_NEW_OP_12): Likewise.
1875 (MIPS_SYNC_OLD_OP): Likewise.
1876 (MIPS_SYNC_NAND): Likewise.
1877 (MIPS_SYNC_OLD_NAND): Likewise.
1878 (MIPS_SYNC_EXCHANGE): Likewise.
1879 (MIPS_SYNC_EXCHANGE_12): Likewise.
1880 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1882 (MIPS_SYNC_NEW_NAND): Likewise.
1883 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1884 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1885 (mips_output_sync_loop): New function.
1886 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1887 Make -mfix-r10000 require branch-likely instructions.
1888 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1889 mips_output_sync_loop.
1890 (compare_and_swap_12): Likewise.
1891 (sync_add<mode>): Likewise.
1892 (sync_<optab>_12): Likewise.
1893 (sync_old_<optab>_12): Likewise.
1894 (sync_new_<optab>_12): Likewise.
1895 (sync_nand_12): Likewise.
1896 (sync_old_nand_12): Likewise.
1897 (sync_new_nand_12): Likewise.
1898 (sync_sub<mode>): Likewise.
1899 (sync_old_add<mode>): Likewise.
1900 (sync_old_sub<mode>): Likewise.
1901 (sync_new_add<mode>): Likewise.
1902 (sync_new_sub<mode>): Likewise.
1903 (sync_<optab><mode>): Likewise.
1904 (sync_old_<optab><mode>): Likewise.
1905 (sync_new_<optab><mode>): Likewise.
1906 (sync_nand<mode>): Likewise.
1907 (sync_old_nand<mode>): Likewise.
1908 (sync_new_nand<mode>): Likewise.
1909 (sync_lock_test_and_set<mode>): Likewise.
1910 (test_and_set_12): Likewise.
1912 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1914 * gcc.c (cc1_options): Fix comment.
1916 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1919 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1920 argtype instead of result_type.
1922 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1924 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1925 subloop_next/next and subloops/childen fields.
1927 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1929 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1930 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1931 (LOCAL_INCLUDE_DIR): Undefine.
1932 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1934 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1936 PR rtl-optimization/37397
1937 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1938 (ALLOCNO_BAD_SPILL_P): New macro.
1940 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1942 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1943 (create_cap_allocno, propagate_allocno_info,
1944 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1945 (update_bad_spill_attribute): New function.
1946 (ira_build): Call it.
1948 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1950 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1952 PR tree-optimization/38104
1953 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1954 before calling mark_symbols_for_renaming, not after it.
1956 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1958 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1959 (OVERRIDE_OPTIONS): Likewise.
1961 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1962 Andrew Stubbs <ams@codesourcery.com>
1963 Gunnar Von Boehn <gunnar@genesi-usa.com>
1966 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1967 the shorter LEA insn over ADD.L where possible.
1969 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1971 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1972 systems, which are assumend to always provide SSP-support in glibc.
1973 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1975 * configure: Regenerate.
1977 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1980 * function.c (gimplify_parameters): For callee copies parameters,
1981 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1983 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1986 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1987 x86 parts into the `i[34567]86-*-linux*' and parts that are
1988 independent of the processor architecture into the `*-*-linux*' cases.
1989 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1990 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1991 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1992 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1993 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1994 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1995 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1997 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1999 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2000 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2001 (ls2_idiv): Likewise idiv3.
2002 (ls2_prefetch): New reservation.
2003 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2004 * config/mips/mips.md (type): Add imul3nc and idiv3.
2005 (length): Handle idiv3.
2006 (any_mod): New code_iterator.
2007 (u): Handle MOD and UMOD.
2008 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2009 (prefetch): Handle TARGET_LOONGSON_2EF.
2011 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2014 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2015 (prune_unused_types_walk): Call it for non-perennial local classes.
2016 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2017 entry, just set it to 2 and recurse on children, don't walk attributes
2020 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2022 * c-common.c (warn_about_parentheses): Add missing whitespace
2025 2008-11-13 Paul Brook <paul@codesourcery.com>
2027 * doc/invoke.texi: Document --fix-cortex-m3.
2028 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2029 Cortex-M3 cpu is selected.
2030 (output_move_double): Avoid overlapping base register and first
2031 destination register when fix_cm3_ldrd.
2032 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2034 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2037 * gimple.h (gimple_range_check_failed): Remove prototype.
2038 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2040 (gimple_range_check_failed): Removed.
2042 2008-11-13 Andrew Haley <aph@redhat.com>
2045 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2048 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2052 2007-05-07 Mike Stump <mrs@apple.com>
2053 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2054 also checks for and while statements in C++.
2056 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2059 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2060 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2061 - which clones are reachable - as "abstract and needed".
2062 * cgraph.c (cgraph_release_function_body): If a node is
2063 "abstract and needed", do not release its DECL_INITIAL() content
2064 that will be needed to emit debug info.
2066 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2069 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2070 to set HAVE_GETIPINFO.
2071 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2072 * configure: Regenerate.
2073 * config.in: Regenerate.
2075 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2078 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2080 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2083 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2084 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2086 2008-11-12 Jason Merrill <jason@redhat.com>
2089 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2092 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2094 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2095 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2097 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2098 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2100 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2102 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2103 packed-stack special handling.
2104 (FRAME_ADDR_RTX): Add definition.
2106 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2109 * fold-const.c (native_encode_string): New function.
2110 (native_encode_expr): Use it for STRING_CST.
2112 2008-11-12 DJ Delorie <dj@redhat.com>
2114 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2115 insns if the intermediate value will be used later.
2117 2008-11-12 Andreas Schwab <schwab@suse.de>
2119 * config/m68k/m68k.c (print_operand): Mask off extra extension
2120 bits when writing out the representation of real values.
2122 2008-11-12 Ira Rosen <irar@il.ibm.com>
2124 PR tree-optimization/38079
2125 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2128 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2131 * c-pretty-print.c (pp_c_complex_expr): New function.
2132 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2135 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2136 than INNER and INNER is a constant, forcibly align INNER as much
2139 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2141 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2143 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2145 PR rtl-optimization/37363
2146 * simplify-rtx.c (simplify_plus_minus): Don't create
2147 (const (minus ...)) expresisons.
2149 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2151 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2154 2008-11-10 Catherine Moore <clm@codesourcery.com>
2156 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2158 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2159 (BASE_DRIVER_SELF_SPECS): Remove.
2160 (DRIVER_SELF_SPECS): New definition.
2161 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2162 BASE_DRIVER_SELF_SPECS.
2163 * config/mips/sde.h: Likewise.
2164 * config/mips/iris6.h: Likewise.
2165 * config/mips/vr.h: Likewise.
2166 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2168 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2170 PR rtl-optimizations/37948
2171 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2172 (ira_create_copy, ira_add_allocno_copy): New parameter.
2174 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2175 to ira_add_allocno_copy.
2176 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2177 parameter to process_regs_for_copy.
2178 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2179 Fix typo in passing second allocno to ira_add_allocno_copy.
2181 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2182 coalesced allocnos list.
2183 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2185 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2186 (add_ira_allocno_to_ordered_bucket): Rename to
2187 add_allocno_to_ordered_bucket.
2188 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2189 head of coalesced allocnos list.
2190 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2191 Check that it is aready calculated.
2192 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2193 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2195 (coalesce_allocnos): Do extended coalescing too.
2197 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2198 parameter to ira_add_allocno_copy.
2200 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2202 (print_copy): Print copy origination too.
2204 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2207 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2209 PR rtl-optimization/37514
2210 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2211 flag_ira_share_spill_slots to 2 if it's already non-zero.
2212 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2213 flag_ira_share_spill_slots is 2.
2215 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2217 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2218 (prologue_enter_32): Set FB to SP - 4.
2220 2008-11-10 DJ Delorie <dj@redhat.com>
2222 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2223 constraint for single-bit-clear in lower byte of HI constant, vs
2224 Imb which just ignores the upper byte.
2225 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2226 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2227 (iorhi3_16): Check for single bit set, not single bit clear.
2229 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2231 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2233 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2235 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2237 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2238 values living in memory and use more precise alignment information.
2240 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2243 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2244 after __mf_check call if the call must end a bb.
2246 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2250 * combine.c (force_to_mode): Do not process vector types.
2252 * rtlanal.c (nonzero_bits1): Do not process vector types.
2253 (num_sign_bit_copies1): Likewise.
2255 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2257 * config/i386/gnu.h: Add copyright and licensing header.
2258 * config/gnu.h: Likewise.
2260 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2262 * fwprop.c (fwprop_done): Call df_remove_problem.
2264 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2267 * tree-scalar-evolution.c (instantiate_scev_1): Return
2268 chrec_dont_know for VL_EXP_CLASS_P.
2270 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2272 * reg-stack.c (reg_to_stack): Add missing braces in memset
2275 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2277 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2278 (NO_PROFILE_COUNTERS): New define.
2280 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2283 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2285 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2288 * config/sparc/constraints.md (D): New.
2289 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2290 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2292 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2293 Use the 'D' constraint in addition to 'F' in some alternatives.
2294 (DF splitter): Generalize for V64mode.
2295 * doc/md.texi (SPARC): Document the 'D' constraint.
2297 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2299 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2301 2008-11-06 Ben Elliston <bje@au.ibm.com>
2303 * gcc.c: Remove ancient comment about a bug in Sun cc.
2305 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2307 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2309 2008-11-06 Ben Elliston <bje@au.ibm.com>
2311 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2313 2008-11-06 Ben Elliston <bje@au.ibm.com>
2315 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2318 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2321 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2324 2008-11-05 Martin Jambor <mjambor@suse.cz>
2327 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2328 pointer arithmetics into array_ref if the array is accessed
2329 through an indirect_ref.
2331 2008-11-05 Richard Guenther <rguenther@suse.de>
2334 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2335 qualified pointer conversion before stripping qualifiers.
2336 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2337 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2338 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2341 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2342 properly canonicalize binary ops.
2343 (forward_propagate_addr_expr_1): Use
2344 may_propagate_address_into_dereference.
2346 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2349 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2350 Initialize uninitialized input registers with a NaN.
2352 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2356 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2358 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2362 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2363 exits and conditions.
2364 * testsuite/gcc.dg/graphite/pr37943.c: New.
2366 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2367 Andrew Pinski <andrew_pinski@playstation.sony.com>
2370 * c-common.c (warn_for_sign_compare): For complex result_type
2371 use component's type.
2373 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2375 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2377 * print-tree.c (print_node): Don't print DECL_INITIAL
2381 * c-common.c (parse_optimize_options): Save and restore
2382 flag_strict_aliasing around decode_options call.
2384 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2386 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2387 (host_detect_local_cpu): Use it instead of casted strings to
2388 compare vendor signatures.
2390 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2393 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2394 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2396 2008-11-03 Catherine Moore <clm@codesourcery.com>
2398 * config/mips.c (mips_conditional_register_usage): Handle the
2399 DSP control register.
2400 * doc/extend.texi: Document the DSP control register.
2402 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2403 Jakub Jelinek <jakub@redhat.com>
2405 * omp-low.c (expand_omp_for_generic): If iter_type has different
2406 precision than type and type is a pointer type, cast n1 and n2
2407 first to an integer type with the same precision as pointers
2408 and only afterwards to iter_type.
2410 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2412 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2413 (UNSPEC_GOTSYM_OFF): New unspec.
2414 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2415 (pic_add_dot_plus_eight): Likewise.
2416 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2417 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2418 UNSPEC_PIC_BASE operands.
2419 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2420 (arm_output_addr_const_extra): Handle it.
2422 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2424 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2425 integer class to full integer class if the offset is not word-aligned.
2427 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2430 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2432 (doloop_optimize): Update call to doloop_modify.
2434 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2436 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2438 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2441 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2442 gcc_cv_as_cfi_directive.
2443 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2444 merging read-only and read-write sections or assembler emits
2445 read-write .eh_frame sections.
2446 * configure: Regenerate.
2448 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2451 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2453 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2455 (rs6000_emit_prologue): Invert logic.
2456 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2457 (reg:P 11) instead of match_operand.
2458 (*save_fpregs_<mode>): Likewise.
2459 (*restore_gpregs_<mode>): Likewise.
2460 (*return_and_restore_gpregs_<mode>): Likewise.
2461 (*return_and_restore_fpregs_<mode>): Likewise.
2462 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2463 (reg:P 11) insted of match_operand.
2464 (*restore_gpregs_spe): Likewise.
2465 (*return_and_restore_gpregs_spe): Likewise.
2467 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2469 PR tree-optimization/37684
2470 * gcc.dg/graphite/pr37684.c: New.
2471 * graphite.c (exclude_component_ref): New.
2472 (is_simple_operand): Call exclude_component_ref.
2474 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2476 PR tree-optimization/36908
2477 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2478 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2479 (number_of_rw_in_partition): New.
2480 (partition_contains_all_rw): New.
2481 (ldist_gen): Do not distribute when one of the partitions
2482 contains all the memory operations.
2484 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2486 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2487 EDGE_IRREDUCIBLE_LOOP.
2489 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2491 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2492 where we have one entry point in the loop which isn't the head.
2494 2008-11-03 Richard Guenther <rguenther@suse.de>
2497 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2499 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2502 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2503 for ipa and simple ipa passes.
2505 2008-11-02 Richard Guenther <rguenther@suse.de>
2507 PR tree-optimization/37542
2508 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2509 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2510 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2511 (vn_nary_op_insert_stmt): Likewise.
2512 (visit_use): Likewise.
2514 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2516 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2518 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2519 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2520 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2521 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2522 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2523 peephole2's): Replace unspec with rotate.
2524 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2526 2008-11-02 Richard Guenther <rguenther@suse.de>
2528 PR tree-optimization/37991
2529 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2530 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2531 (set_ssa_val_to): Print if the value changed.
2532 (simplify_binary_expression): Strip useless conversions.
2534 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2537 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2540 2008-11-01 Richard Guenther <rguenther@suse.de>
2543 * builtins.c (fold_builtin_strspn): Return a size_t.
2544 (fold_builtin_strcspn): Likewise.
2546 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2548 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2549 attribute for struct return convention.
2551 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2553 * config/rs6000/crtsavres.asm: Really, really delete.
2555 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2557 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2559 (rs6000_emit_prologue): Invert logic.
2560 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2561 (reg:P 11) instead of match_operand.
2562 (*save_fpregs_<mode>): Likewise.
2563 (*restore_gpregs_<mode>): Likewise.
2564 (*return_and_restore_gpregs_<mode>): Likewise.
2565 (*return_and_restore_fpregs_<mode>): Likewise.
2566 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2567 (reg:P 11) insted of match_operand.
2568 (*restore_gpregs_spe): Likewise.
2569 (*return_and_restore_gpregs_spe): Likewise.
2571 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2573 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2574 list of word switches that take args.
2576 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2578 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2579 (s390_output_pool_entry): Call it through for_each_rtx.
2582 * expr.c (store_constructor): For vectors, if target is a MEM, use
2583 target's MEM_ALIAS_SET instead of elttype alias set.
2585 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2588 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2591 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2594 * config/rs6000/predicates.md (word_offset_memref_operand):
2595 Restructure code and look inside auto-inc/dec addresses.
2597 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2600 * libgcov.c ( __gcov_indirect_call_profiler): Check
2601 TARGET_VTABLE_USES_DESCRIPTORS.
2603 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2605 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2606 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2607 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2608 offset if eliminating soft frame pointer.
2609 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2610 (stack_protect_test_si): Add initial machine description
2611 for Stack Smashing Protector
2613 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2616 * c-common.c (min_precision): Move to...
2617 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2618 * tree.h (tree_int_cst_min_precision): Declare.
2619 * c-common.h (min_precision): Delete declaration.
2620 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2621 multiplication of non-negative integer constants.
2622 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2623 tree_int_cst_min_precision.
2624 (finish_enum): Likewise.
2626 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2629 * convert.c (convert_to_real): Do not optimize conversions of
2630 binary arithmetic operations between binary and decimal
2631 floating-point types. Consider mode of target type in determining
2632 decimal type for arithmetic. Unless
2633 flag_unsafe_math_optimizations, do not optimize binary conversions
2634 where this may change rounding behavior.
2635 * real.c (real_can_shorten_arithmetic): New.
2636 * real.h (real_can_shorten_arithmetic): Declare.
2638 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2640 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2641 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2642 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2644 (must_save_p): For some workarounds, interrupts need to clobber a
2646 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2647 and LC1 for WA_05000257.
2648 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2649 WA_05000283 and WA_05000315.
2650 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2651 (movbi): Add alternative to set CC to 1; improve code for setting
2653 (dummy_load): New pattern.
2655 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2658 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2659 BLKmode for non-memory, convert using a wider MODE_INT mode
2663 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2664 that haven't been removed yet.
2666 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2668 * config/bfin/bfin.c (struct machine_function): New member
2669 has_loopreg_clobber.
2670 (bfin_expand_movmem): Set it when generating memcpy insns.
2671 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2672 expand_epilogue_reg_restore): If we have hardware loops,
2673 memcpy insns (indicated by has_loopreg_clobber) or function
2674 calls, we need to save the loop registers.
2676 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2678 * config/i386/i386.c (core2_cost): Fix typos in comments.
2680 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2683 * combine.c (make_compound_operation): Don't call make_extraction with
2684 non-positive length.
2685 (simplify_shift_const_1): Canonicalize count even if complement_p.
2687 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2689 * convert.c (strip_float_extensions): Do not remove or introduce
2690 conversions between binary and decimal floating-point types.
2692 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2695 * fold-const.c (distribute_bit_expr): Convert common, left and
2696 right arguments to type.
2698 2008-10-28 Nick Clifton <nickc@redhat.com>
2700 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2701 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2702 call_really_used_regs array rather than the call_used_regs array.
2703 (mn10300_get_live_callee_saved_regs, expand_prologue,
2704 expand_epilogue, output_tst): Likewise.
2706 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2709 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2710 (df_get_entry_block_def_set): Neither here.
2711 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2713 PR tree-optimization/37879
2714 * predict.c (tree_estimate_probability): Check if last_stmt is
2715 non-NULL before dereferencing it.
2717 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2719 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2720 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2721 (ira_fast_allocation): Remove the prototype.
2723 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2724 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2725 (color_pass): Modify the updated costs.
2726 (ira_color): Rename to color. Make it static.
2727 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2728 (ira_color): New function.
2730 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2733 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2735 (set_allocno_live, clear_allocno_live, mark_ref_live,
2736 mark_ref_dead): Invalidate corresponding element of
2737 allocno_saved_at_call.
2738 (process_bb_node_lives): Increment last_call_num. Setup
2739 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2740 allocno was already saved.
2741 (ira_create_allocno_live_ranges): Initiate last_call_num and
2742 allocno_saved_at_call.
2744 * ira-build.c (ira_create_allocno): Initiate
2745 ALLOCNO_UPDATED_COVER_CLASS_COST.
2746 (create_cap_allocno, propagate_allocno_info,
2747 remove_unnecessary_allocnos): Remove setting updated costs.
2748 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2750 * ira.c (ira): Don't call ira_fast_allocation.
2752 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2755 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2758 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2760 * ira-int.h (ira_hard_regno_cover_class): New.
2762 * ira-lives.c (mark_reg_live, mark_reg_dead,
2763 process_bb_node_lives): Use ira_hard_regno_cover_class.
2765 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2766 (setup_hard_regno_cover_class): New function.
2767 (ira_init): Call setup_hard_regno_cover_class.
2769 * ira-costs.c (cost_class_nums): Add comment.
2770 (find_allocno_class_costs): Initiate cost_class_nums.
2771 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2773 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2776 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2777 Rename to copy_info_to_removed_store_destinations. Propagate
2778 conflict hard regs and register stack attribute.
2780 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2783 * pa.c (function_arg_padding): Pad complex and vector types
2784 upward in 64-bit runtime.
2785 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2787 2008-10-26 Matthias Klose <doko@ubuntu.com>
2789 * doc/install.texi: Document requirements on antlr.
2791 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2793 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2796 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2799 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2800 is defined, use it to modify the constant offset.
2802 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2804 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2805 and short arguments to the correct location as mandated by the ABI.
2807 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2809 PR rtl-optimization/37769
2810 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2812 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2814 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2815 unwind-dw2-Os-4-200.o.
2817 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2819 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2820 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2822 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2824 PR tree-optimization/36038
2825 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2826 add sizetype IV with initial value zero instead of pointer type.
2828 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2831 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2832 around bit operation.
2833 * profile.c (is_edge_inconsistent): Likewise.
2834 * fold-const.c (truth_value_p): Move from here...
2835 * tree.h (truth_value_p): ... to here.
2836 * c-tree.h (c_expr): Update description of original_code.
2837 * c-typeck.c (parser_build_unary_op): Set original_code.
2838 (parser_build_binary_op): Update call to warn_about_parentheses.
2839 * c-common.c (warn_about_parentheses): Take two additional
2840 arguments of the operands. Use a switch. Quote operators
2841 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2842 Add warning about !x | y and !x & y.
2843 * c-common.h (warn_about_parentheses): Update declaration.
2845 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2847 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2848 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2849 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2851 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2852 (check-%): For test targets listed in lang_checks_parallelized
2853 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2854 run the testing in multiple make goals, possibly parallel, and
2855 afterwards run dg-extract-results.sh to merge the sum and log files.
2857 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2859 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2860 (mips_move_to_gpr_cost): Likewise.
2861 (mips_move_from_gpr_cost): Likewise.
2862 (mips_register_move_cost): Make more fine-grained.
2864 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2866 * graphite.c (graphite_apply_transformations): Check for
2867 -fgraphite-identity.
2868 * toplev.c (process_options): Add graphite_identity.
2869 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2871 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2873 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2874 mulhisihl and mulhisihh builtins.
2876 From Jie Zhang <jie.zhang@analog.com>
2877 * config/bfin/bfin.md (composev2hi): Put operands into vector
2880 2008-10-22 Chao-ying Fu <fu@mips.com>
2882 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2884 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2886 From Mike Frysinger <michael.frysinger@analog.com>
2887 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2888 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2889 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2890 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2891 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2892 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2893 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2894 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2895 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2896 __ADSPBF51x__ for all of them.
2897 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2898 -mcpu bf512, bf514, bf516, and bf518.
2899 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2900 bf512-none, bf514-none, bf516-none, and bf518-none.
2901 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2902 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2903 * doc/invoke.texi (Blackfin Options): Document that
2904 -mcpu now accepts bf512, bf514, bf516, and bf518.
2906 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2909 * fold-const.c (build_range_type): For 1 .. signed_max
2910 range call build_nonstandard_inter_type if signed_type_for
2911 returned a type with bigger precision.
2913 2008-10-22 Richard Guenther <rguenther@suse.de>
2915 * tree.def (COMPLEX_TYPE): Constrain element type.
2916 * tree.c (build_complex_type): Assert that.
2917 * tree-ssa-structalias.c (could_have_pointers): Complex types
2918 cannot have pointers.
2920 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2923 * c-typeck.c (convert_for_assignment): Do not give declaration's
2924 location for builtins. Spell out which type was expected and which
2927 2008-10-22 Nick Clifton <nickc@redhat.com>
2929 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2930 the fdpic register to be a target when running in fdpic mode.
2932 2008-10-22 Rafael Espindola <espindola@google.com>
2934 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2935 newly created statements.
2937 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2940 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2941 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2942 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2944 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2947 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2948 Adjust -mcmodel=medium description for 2005-07-31 changes.
2950 2008-10-22 Jan Hubicka <jh@suse.cz>
2951 Jakub Jelinek <jakub@redhat.com>
2954 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2956 2008-10-21 Richard Henderson <rth@redhat.com>
2959 * emit-rtl.c (get_spill_slot_decl): Export.
2960 * emit-rtl.h (get_spill_slot_decl): Declare.
2961 * var-tracking.c (vt_add_function_parameters): Relax assertion
2962 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2964 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2966 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2967 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2970 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2973 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2974 processed by get_maxval_strlen.
2976 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2979 * tree.c (get_file_function_name): Copy first_global_object_name.
2980 Centralize call to clean_symbol_name.
2982 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2984 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2985 * config/svr4.h (SVR4_ASM_SPEC): New.
2986 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2987 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2989 * doc/invoke.texi (Option Summary): Add -T to linker options.
2990 (Link Options): Document -T.
2992 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2994 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2997 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3000 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3002 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3004 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3007 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3009 * doc/install.texi: Fix typos in previous patch.
3011 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3013 * doc/install.texi: Document in-tree building of gcc and mpfr.
3015 2008-10-19 Richard Guenther <rguenther@suse.de>
3017 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3019 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3022 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3023 (build_enumerator): Convert enumerators that fit in integer to
3026 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/i386.md (unnamed peephole2): Do not force memory
3029 operands of arith or logical instructions into registers for
3030 non-TARGET_READ_MODIFY targets.
3032 (ffs_cmove): Change operand 0 predicate to register_operand.
3033 Change operand 1 predicate to nonimmediate_operand.
3035 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3037 2008-10-18 Richard Guenther <rguenther@suse.de>
3039 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3040 VIEW_CONVERT_EXPR case against invalid gimple.
3042 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3044 * c-parser.c (c_parser_binary_expression): Silence the
3045 uninitialized variable warning emitted for binary_loc.
3047 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3049 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3052 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3055 * c-typeck.c (build_unary_op): Use omit_one_operand for
3056 IMAGPART_EXPR of real argument.
3058 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3060 PR tree-optimization/37664
3061 * fold-const.c (fold_binary): When optimizing comparison with
3062 highest or lowest type's value, don't consider TREE_OVERFLOW.
3064 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3067 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3068 * coverage.c: Include tm_p.h.
3069 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3070 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3071 dollar signs from PREFIX.
3072 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3073 instead of manual strip_name_encoding.
3075 2008-10-16 Richard Guenther <rguenther@suse.de>
3078 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3079 volatile qualified functions or methods as relevant.
3081 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3083 PR tree-optimization/37525
3084 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3085 sizetype unsigned constants, both in the case of C and bounds.
3087 2008-10-15 Jan Hubicka <jh@suse.cz>
3089 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3091 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3094 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3095 HARD_REGNO_CALL_PART_CLOBBERED.
3097 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3100 * ira-lives.c (mark_early_clobbers): Remove.
3101 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3102 check_and_make_def_conflicts,
3103 make_early_clobber_and_input_conflicts,
3104 mark_hard_reg_early_clobbers): New functions.
3105 (process_bb_node_lives): Call
3106 make_early_clobber_and_input_conflicts and
3107 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3109 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3110 early clobbers of pseudo-registers.
3112 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3115 * ira-build.c (ira_flattening): Recalculate
3116 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3117 from the scratch instead of the propagation.
3119 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3121 * doc/rtl.texi (const_double): Remove the "addr" operand.
3122 Describe CONST_DOUBLE_* macros under const_double rather
3124 (const_fixed): Fix the operand description.
3125 (const): Add an @findex directive.
3126 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3127 after the constant rtl table.
3128 (fix): Combine floating-point and fixed-point descriptions.
3130 * sched-deps.c (sched_analyze_2): Remove reference to
3133 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3135 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3137 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3138 for UNSPEC_GOTSYM_OFFs.
3139 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3140 (add_GOT_to_pic_reg): Use it.
3141 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3143 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3144 Harsha Jagasia <harsha.jagasia@amd.com>
3146 PR tree-optimization/37485
3147 * graphite.c (gmp_cst_to_tree): Moved.
3148 (iv_stack_entry_is_constant): New.
3149 (iv_stack_entry_is_iv): New.
3150 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3151 (loop_iv_stack_insert_constant): New.
3152 (loop_iv_stack_pop): Use new datatpype.
3153 (loop_iv_stack_get_iv): Same.
3154 (loop_iv_stack_get_iv_from_name): Same.
3155 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3156 (loop_iv_stack_patch_for_consts): New.
3157 (loop_iv_stack_remove_constants): New.
3158 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3159 (translate_clast): Call loop_iv_stack_patch_for_consts and
3160 loop_iv_stack_remove_constants.
3161 (gloog): Use new datatype. Redirect construction edge to end
3162 block to avoid accidental deletion.
3163 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3165 (union iv_stack_entry_data): New. Data in iv stack entry.
3166 (struct iv_stack_entry): New. Datatype for iv stack entries.
3168 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3170 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3171 * graphite.c (free_scop): Same.
3172 (build_scops): Same.
3173 (free_scattering): New.
3174 (build_cloog_prog): Call free_scattering.
3175 (patch_phis_for_virtual_defs): Fix memleak.
3176 (graphite_trans_bb_strip_mine): Same.
3177 (limit_scops): Same.
3179 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3180 Harsha Jagasia <harsha.jagasia@amd.com>
3182 PR tree-optimization/37828
3183 * graphite.c (graphite_trans_loop_block): Do not loop block
3184 single nested loops.
3186 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3188 PR tree-optimization/37686
3189 * tree-loop-linear.c (linear_transform_loops): Build a
3190 loop nest vector. Pass it to lambda_compute_access_matrices.
3191 * tree-data-ref.h (struct access_matrix): Store the loop nest
3192 relative to which it encodes the information.
3193 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3194 (am_vector_index_for_loop): Reimplemented: iterate over the
3195 loop nest for finding the loop index in the access matrix.
3196 (lambda_compute_access_matrices): Update declaration.
3197 * lambda-code.c (build_access_matrix): Pass the loop nest and
3199 (lambda_compute_access_matrices): Same.
3201 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3203 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3204 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3205 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3206 already implies hard float. Also fix several insn condition
3207 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3209 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3212 Based on patches by Laurent Vivier.
3213 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3214 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3215 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3216 dollar sign to underscore.
3217 (ASM_OUTPUT_EXTERNAL): Same.
3218 (ASM_OUTPUT_LABELREF): New.
3219 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3221 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3222 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3223 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3224 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3226 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3228 PR tree-optimization/36881
3229 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3230 that each value doesn't need runtime relocations, for !flag_pic
3231 check that each value is just a valid initializer constant.
3233 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3235 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3236 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3237 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3238 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3240 (REG_CLASS_NAMES): Update accordingly.
3241 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3242 rather than an unpredictable descriptive string.
3243 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3244 (mips_register_move_cost): Check for specific COP*_REGS classes,
3245 instead of ALL_COP_AND_GR_REGS.
3246 (mips_ira_cover_classes): New function.
3247 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3248 (TARGET_IRA_COVER_CLASSES): Define.
3250 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3253 * tree.c (build_type_attribute_qual_variant): Hash on the
3254 unqualified type, and don't overwrite an existing
3255 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3256 allow distinguishing between wchar_t and its underlying type. This
3257 also means that we'll retain a little more typedef information.
3259 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3260 Dmitry Melnik <dm@ispras.ru>
3261 Dmitry Zhurikhin <zhur@ispras.ru>
3262 Alexander Monakov <amonakov@ispras.ru>
3263 Maxim Kuvyrkov <maxim@codesourcery.com>
3265 * target.h (struct gcc_target): Update prototypes of needs_block_p
3267 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3268 * sel-sched.c (create_speculation_check): Likewise.
3269 * doc/tm.texi: Provide documentation for new target hooks.
3271 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3272 (ia64_gen_spec_insn): Removed.
3273 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3274 ia64_gen_spec_check): New static functions.
3275 (ia64_alloc_sched_context, ia64_init_sched_context,
3276 ia64_set_sched_context, ia64_clear_sched_context,
3277 ia64_free_sched_context, ia64_get_insn_spec_ds,
3278 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3279 (ia64_needs_block_p): Change prototype.
3280 (ia64_gen_check): Rename to ia64_gen_spec_check.
3281 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3282 into declaration, add special memory dependencies handling.
3283 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3284 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3285 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3286 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3287 Define new target hooks.
3288 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3289 (ia64_optimization_options): Turn on selective scheduling with -O3,
3290 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3291 default with selective scheduling.
3292 (ia64_override_options): Initialize align_loops and align_functions
3293 to 32 and 64, respectively. Set global selective scheduling flags
3294 according to target-dependent flags.
3295 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3296 (group_barrier_needed): Use new mstop-bit-before-check flag.
3298 (dfa_state_size): Make global.
3299 (spec_check_no, max_uid): Remove.
3300 (mem_ops_in_group, current_cycle): New variables.
3301 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3302 Initialize new variables.
3303 (is_load_p, record_memory_reference): New functions.
3304 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3306 (ia64_variable_issue): Change use of current_sched_info to
3307 sched_deps_info. Update comment. Note if a load or a store is issued.
3308 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3309 advance if maximal number of loads or stores was issued on current
3311 (scheduled_good_insn): New static helper function.
3312 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3313 a group barrier is needed. Fix vertical spacing. Guard the code
3314 doing state transition with last_scheduled_insn check.
3315 Mark that a stop bit should be before current insn if there was a
3316 cycle advance. Update current_cycle and mem_ops_in_group.
3317 (ia64_h_i_d_extended): Change use of current_sched_info to
3318 sched_deps_info. Reallocate stops_p by larger chunks.
3319 (struct _ia64_sched_context): New structure.
3320 (ia64_sched_context_t): New typedef.
3321 (ia64_alloc_sched_context, ia64_init_sched_context,
3322 ia64_set_sched_context, ia64_clear_sched_context,
3323 ia64_free_sched_context): New static functions.
3324 (gen_func_t): New typedef.
3325 (get_spec_load_gen_function): New function.
3326 (SPEC_GEN_EXTEND_OFFSET): Declare.
3327 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3328 (get_mode_no_for_insn): Change the condition that prevents use of
3329 special hardware registers so it can now handle pseudos.
3330 (get_spec_unspec_code): New function.
3331 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3332 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3333 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3334 during selective scheduling.
3335 (ia64_speculate_insn): Use ds_get_speculation_types when
3336 determining whether we need to change the pattern.
3337 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3338 (ia64_spec_check_src_p): Support new speculation/check codes.
3339 (struct bundle_state): New field.
3340 (issue_nops_and_insn): Initialize it.
3341 (insert_bundle_state): Minimize mid-bundle stop bits.
3342 (important_for_bundling_p): New function.
3343 (get_next_important_insn): Use important_for_bundling_p.
3344 (bundling): When shifting TImode from unimportant insns, ignore
3345 also group barriers. Assert that best state is found before
3346 the backward bundling pass. Print number of mid-bundle stop bits.
3347 Minimize mid-bundle stop bits. Check correct calculation of
3348 mid-bundle stop bits.
3349 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3350 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3352 (sel2_run): New variable.
3353 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3354 selective scheduling pass instead of schedule_ebbs.
3356 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3357 (UNSPEC_LDS_A): New UNSPEC.
3358 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3359 movti_internal, movsf_internal, movdf_internal,
3360 movxf_internal): Make visible. Add speculable* attributes.
3361 (output_c_nc): New mode attribute.
3362 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3363 mov<mode>_nc, zero_extend<mode>di2_nc,
3364 advanced_load_check_nc_<mode>): New insns.
3365 (zero_extend*): Add speculable* attributes.
3367 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3368 (msched-stop-bits-after-every-cycle): Likewise.
3369 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3371 (msched-spec-verbose): Remove.
3372 (msched-prefer-non-data-spec-insns,
3373 msched-prefer-non-control-spec-insns,
3374 msched-count-spec-in-critical-path,
3375 msel-sched-dont-check-control-spec): Use Target Report Var
3376 instead of Common Report Var.
3378 * config/ia64/itanium2.md: Remove incorrect bypass.
3380 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3382 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3385 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3386 and -fhelp=separate.
3388 2008-10-14 Ben Elliston <bje@au.ibm.com>
3390 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3392 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3394 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3397 2008-10-13 Matthias Klose <doko@ubuntu.com>
3399 * config/pa/linux-atomic.c: Work around missing header file
3400 for hppa64-linux-gnu targets.
3402 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3403 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3404 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3405 Grace Cao <grace_cao@playstation.sony.com>
3407 * doc/invoke.texi (-mgen-cell-microcode): Document.
3408 (-mwarn-cell-microcode): Document.
3409 * cfglayout.c (locator_location): Export.
3410 * rtl.h (locator_location): Define prototype.
3411 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3413 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3414 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3415 (mwarn-cell-microcode): New option.
3416 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3417 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3418 cell and not already set.
3419 Turn off string instructions if not generating cell microcode.
3420 (rs6000_final_prescan_insn): New function that warns about microcoded
3422 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3423 * config/rs6000/rs6000.md
3424 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3425 the instruction would have been microcoded on the Cell. Set
3426 cell_micro to always on unnamed patterns for the string instructions.
3427 (cell_micro): Update definition, remove load/store conditional
3429 (sign_extend:DI): Define new pattern for non microcoded version.
3430 (sign_extend:SI): Likewise.
3431 (compare (div:P)): Set cell_micro to not.
3432 (andsi3): Define as an expand.
3433 (andsi3_mc): New pattern.
3434 (andsi3_nomc): New pattern.
3435 (andsi3_internal0_nomc): New pattern.
3436 (andsi3_internal2): Rename to ...
3437 (andsi3_internal2_mc): this and enable iff generating microcode.
3438 (andsi3_internal3): Rename to ...
3439 (andsi3_internal3_mc): this and enable iff generating microcode.
3440 (andsi3_internal4): Enable iif generating microcode.
3441 (andsi3_internal5): Rename to ..
3442 (andsi3_internal5_mc): this and enable iff generating microcode.
3443 (andsi3_internal5_nomc): New pattern.
3444 (extzvdi_internal1): Enable iff generating microcode.
3445 (extzvdi_internal2): Likewise.
3446 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3447 (anddi3): Change to expand.
3448 (anddi3_mc): Rename from anddi3.
3449 (anddi3_no_mc): New pattern.
3450 (anddi3_internal2): Rename to ..
3451 (anddi3_internal2_mc): this and enable iff generating microcode.
3452 (anddi3_internal2_nomc): New pattern.
3453 (anddi3_internal3): Rename to ..
3454 (anddi3_internal3_mc): this and enable iff generating microcode.
3455 (anddi3_internal3_nomc): New pattern.
3456 (movti_string): Set cell_micro to always if TARGET_STRING.
3457 (stmsi8): Set cell_micro to always.
3463 (stmsi8_power): Likewise.
3464 (stmsi7_power): Likewise.
3465 (stmsi6_power): Likewise.
3466 (stmsi5_power): Likewise.
3467 (stmsi4_power): Likewise.
3468 (stmsi3_power): Likewise.
3469 (movsi_update2): Enable iff generating microcode.
3470 (movhi_update3): Likewise.
3471 (lmw): Set cell_micro to always.
3473 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3475 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3476 * config/s390/s390.c (machine_function): Remove
3477 decomposed_literal_pool_addresses_ok_p.
3478 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3479 the difference of two labels.
3480 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3481 (s390_pool_offset): New function.
3482 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3483 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3485 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3487 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3488 (powerpc*-*-linux-gnu*): Describe.
3489 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3490 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3491 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3492 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3493 config/rs6000/e500crtres32gpr.asm,
3494 config/rs6000/e500crtres64gpr.asm,
3495 config/rs6000/e500crtres64gprctr.asm,
3496 config/rs6000/e500crtrest32gpr.asm,
3497 config/rs6000/e500crtrest64gpr.asm,
3498 config/rs6000/e500crtresx32gpr.asm,
3499 config/rs6000/e500crtresx64gpr.asm,
3500 config/rs6000/e500crtsav32gpr.asm,
3501 config/rs6000/e500crtsav64gpr.asm,
3502 config/rs6000/e500crtsav64gprctr.asm,
3503 config/rs6000/e500crtsavg32gpr.asm,
3504 config/rs6000/e500crtsavg64gpr.asm,
3505 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3506 * config/rs6000/crtsavres.asm: Really remove.
3508 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3511 * c-format.c (convert_format_name_to_system_name): Use
3512 TARGET_OVERRIDES_FORMAT_INIT.
3513 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3514 * config/i386/mingw.opt: New.
3515 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3516 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3517 (ms_printf_length_specs): Removed const specifier.
3518 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3519 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3521 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3523 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3524 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3526 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3529 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3530 sure that ref has valid bb.
3532 2008-10-12 Richard Henderson <rth@redhat.com>
3535 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3536 * alias.c (value_addr_p, stack_addr_p): Remove.
3537 (nonoverlapping_memrefs_p): Remove IRA special case.
3538 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3539 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3540 * reload1.c (alter_reg): Use it.
3542 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3544 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3545 of registers instead of eax, ebx, ecx and edx. Use for loop
3546 and check register for non-zero value before the call
3547 to decode_caches_intel.
3549 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3551 PR rtl-optimization/37448
3552 * df.h: (df_ref_class): New enum.
3553 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3554 (struct df_ref): Replaced with union df_ref_d.
3555 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3556 New members of df_ref_d union.
3557 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3558 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3559 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3560 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3561 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3562 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3563 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3564 (df_scan_bb_info, df_bb_regno_first_def_find,
3565 df_bb_regno_last_def_find, df_find_def, df_find_use,
3566 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3567 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3568 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3569 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3570 Replaced struct df_ref * with df_ref.
3571 * df-scan.c (df_collection_rec, df_null_ref_rec,
3572 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3573 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3574 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3575 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3576 df_reorganize_refs_by_reg_by_reg,
3577 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3578 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3579 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3580 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3581 df_bb_refs_record, df_exit_block_uses_collect,
3582 df_record_exit_block_uses, df_reg_chain_mark,
3583 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3584 df_ref * with df_ref.
3585 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3586 df_ref_class parameter.
3587 (df_scan_problem_data): Added new pools for different types of refs.
3588 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3589 df_ref_create_structure): Processed new ref pools.
3590 (df_scan_start_dump): Added counts of refs and insns.
3591 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3592 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3593 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3594 code to pass df_ref_class down to ref creation functions.
3595 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3596 df_reg_chain_mark): Use macros to hide references to df_refs.
3597 (df_ref_chain_change_bb): Removed.
3598 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3599 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3600 Enhanced to understand df_ref union structure.
3601 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3602 all_uses_available_at, update_df, try_fwprop_subst,
3603 forward_propagate_subreg, forward_propagate_and_simplify,
3604 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3605 df_ref * with df_ref.
3606 (use_killed_between, all_uses_available_at): Use macros to hide
3607 references to df_refs.
3608 * regstat.c (regstat_bb_compute_ri,
3609 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3611 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3612 see_handle_relevant_refs, see_analyze_one_def,
3613 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3614 struct df_ref * with df_ref.
3615 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3616 global_conflicts): Replaced struct df_ref * with df_ref.
3617 * ddg.c (create_ddg_dep_from_intra_loop_link,
3618 add_cross_iteration_register_deps, build_inter_loop_deps):
3619 Replaced struct df_ref * with df_ref.
3620 (create_ddg_dep_from_intra_loop_link,
3621 add_cross_iteration_register_deps): Use macros to hide references
3623 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3624 df_ref * with df_ref.
3625 * df-core.c (df_bb_regno_first_def_find,
3626 df_bb_regno_last_def_find, df_find_def, df_find_use,
3627 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3628 debug_df_ref): Replaced struct df_ref * with df_ref.
3629 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3630 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3632 * web.c (union_defs, entry_register, replace_ref, web_main):
3633 Replaced struct df_ref * with df_ref.
3634 (union_defs, replace_ref): Use macros to hide references to df_refs.
3635 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3636 Replaced struct df_ref * with df_ref.
3637 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3638 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3639 Replaced struct df_ref * with df_ref.
3640 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3641 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3643 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3644 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3645 df_compute_accessed_bytes_strict_low_part,
3646 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3647 Replaced struct df_ref * with df_ref.
3648 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3649 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3650 df_ref * with df_ref.
3651 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3652 check_dependency, check_dependencies, record_uses): Replaced
3653 struct df_ref * with df_ref.
3654 (invariant_for_use, check_dependency): Use macros to hide
3655 references to df_refs.
3656 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3657 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3658 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3659 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3660 references to df_refs.
3661 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3663 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3664 * df-problems.c (df_rd_bb_local_compute_process_def,
3665 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3666 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3667 df_chain_remove_problem, df_chain_create_bb_process_use,
3668 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3669 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3670 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3671 df_byte_lr_simulate_artificial_refs_at_top,
3672 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3673 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3674 df_simulate_uses, df_simulate_artificial_refs_at_end,
3675 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3677 (df_chain_dump): Use macros to hide references to df_refs.
3678 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3679 df_ref * with df_ref.
3680 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3681 mark_artificial_uses, mark_reg_dependencies,
3682 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3684 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3686 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3688 (array_ref_element_size): Likewise.
3689 (array_ref_low_bound): Likewise.
3690 (array_ref_up_bound): Likewise.
3691 * expr.c (contains_packed_reference): Likewise.
3692 (array_ref_element_size): Likewise.
3693 (array_ref_low_bound): Likewise.
3694 (array_ref_up_bound): Likewise.
3695 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3696 with ARRAY_RANGE_REF.
3697 (idx_find_step): Likewise.
3698 (idx_record_use): Likewise.
3699 (strip_offset_1): Likewise.
3700 (idx_remove_ssa_names): Likewise.
3702 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3703 Andi Kleen <ak@linux.intel.com>
3705 * config/i386/cpuid.h (__cpuid_count): New defines.
3706 * config/i386/driver-i386.c (struct cache_desc): New structure.
3707 (describe_cache): Use struct cache_desc to pass cache descriptions.
3708 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3709 (detect_caches_amd): Use struct cache_desc to describe caches.
3710 (decode_caches_intel): Use struct cache_desc to pass cache
3711 descriptions. Update descriptions to match latest (rev -032,
3712 December 2007) CPUID documentation. Do not check valid bit here.
3713 Check for Xeon MP value 0x49 problems.
3714 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3715 Check valid bit before calling decode_caches_intel. Detect number
3716 of times to repeat CPUID instruction.
3717 (detect_caches_cpuid4): New function.
3718 (detect_caches_intel): Depending on max_level, call
3719 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3720 only when other methods fail to provide valid L2 cache description.
3722 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3725 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3726 it to PIC call patterns.
3727 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3728 code generation and attributes from pattern. Change peephole2 to
3729 split for noreturn case. Revise split pattern for non noreturn case.
3730 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3731 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3732 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3735 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3737 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3738 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3740 (divdf3): Reformat long line.
3742 2008-10-11 Michael J. Eager <eager@eagercon.com>
3744 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3746 (rs6000_handle_option): Process -mfpu options.
3747 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3748 (enum fpu_type_t): New.
3749 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3750 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3752 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3753 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3754 * config/rs6000/rs6000.opt (-mfpu): New.
3755 (-mxilinx-fpu): New.
3756 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3757 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3758 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3759 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3760 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3762 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3765 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3766 LO_SUM on Darwin if mode has just one unit.
3768 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3771 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3772 has been optimized out.
3774 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3776 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3777 instead of PIC_DIRECT_ADDR_P.
3778 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3779 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3780 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3781 (PIC_OFFSET_P): Rename to...
3782 (PCREL_SYMOFF_P): ...this.
3783 (PIC_DIRECT_ADDR_P): Delete.
3784 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3786 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3787 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3788 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3789 * config/sh/sh.c (print_operand): Remove CONST handling.
3790 (unspec_caller_rtx_p): Rewrite to use split_const and check
3791 the operands of UNSPEC bases.
3792 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3793 with (unspec [A B] UNSPEC_SYMOFF).
3794 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3795 UNSPEC_PCREL_SYMOFF.
3796 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3797 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3798 (UNSPEC_EXTRACT_U16): Likewise.
3799 (UNSPEC_SYMOFF): Likewise.
3800 (UNSPEC_PCREL_SYMOFF): Likewise.
3801 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3803 (movsi_const_16bit): Likewise.
3804 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3805 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3806 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3807 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3808 with (unspec [A B] UNSPEC_SYMOFF).
3809 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3810 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3811 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3812 (Csu): Likewise UNSPEC_EXTRACT_U16.
3813 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3814 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3816 2008-10-10 Stepan Kasal <skasal@redhat.com>
3818 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3819 for loop strip mining and loop blocking.
3821 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3823 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3824 vary types depending on debug info.
3826 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3828 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3829 before ensuring it's already computed.
3831 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3833 * rtl.h (locator_eq): New decl.
3834 * cfglayout.c (locator_scope): New function.
3835 (insn_scope): Use it.
3836 (locator_eq): New function.
3837 (fixup_reorder_chain): Search for last insn in src bb
3838 that has locator set or first insn in dest bb. Use
3839 locator_eq instead of == to compare locators.
3840 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3841 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3842 == to compare locators.
3844 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3846 * gimple-low.c (lower_function_body, lower_gimple_return,
3847 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3848 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3849 goto_block on edges if goto_locus is known.
3852 * tree.h (get_object_alignment): Declare.
3853 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3854 get_object_alignment if needed.
3855 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3857 (get_object_alignment): ... here. New function. Try harder to
3858 determine alignment from get_inner_reference returned offset.
3860 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3862 * graphite.c (gloog): Don't call find_unreachable_blocks
3863 before delte_unreachable_blocks.
3865 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3866 goto_locus of true_edge into RTL locator.
3868 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3870 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3871 (*jcc_btdi_mask_rex64): Ditto.
3873 (*jcc_btsi_mask): Ditto.
3874 (*jcc_btsi_1): Ditto.
3875 (*jcc_btsi_mask_1): Ditto.
3877 2008-10-08 Paul Brook <paul@codesourcery.com>
3879 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3880 compatible profiler (__gnu_mcount_nc).
3881 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3883 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3885 * config/i386/i386.c (initial_ix86_tune_features): Add
3886 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3887 * config/i386/i386.h (ix86_tune_indices): Likewise.
3888 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3890 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3891 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3892 for FP to FP splitters.
3894 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3896 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3899 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3903 PR rtl-optimization/37341
3904 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3905 to ORIG_BB, pass through ORIG_BB recursively.
3906 (cse_condition_code_reg): Adjust caller.
3908 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3910 * sdbout.c (sdbout_one_type): Treat the value type
3911 CONST_DECL for enumerals.
3913 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3915 * config/i386/i386.md: Remove trailing white spaces.
3917 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3919 PR rtl-optimization/37448
3920 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3921 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3923 (struct output_info) [count]: Renamed total_created and made
3925 (struct output_info) [size]: Renamed total_allocated and made
3927 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3928 Properly keep track of desc->size.
3929 (print_statistics, dump_alloc_pool_statistics): Enhance the
3930 printing of statistics to print the number of elements and to use
3933 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3936 * opts.h (CL_SAVE): Move up to flags range.
3937 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3938 CL_COMMON): Renumber.
3939 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3940 * opts.c (common_handle_option): Revert last change.
3942 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3944 * config/i386/i386-protos.h (ix86_schedule): New.
3946 * config/i386/i386.c (ix86_schedule): New.
3947 (override_options): Add schedule to processor_alias_table. Set
3948 ix86_schedule from the schedule field in processor_alias_table.
3949 (ix86_function_specific_save): Save ix86_schedule.
3950 (ix86_function_specific_restore): Restore ix86_schedule.
3952 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3953 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3956 * config/i386/i386.opt: Add schedule.
3958 * config/i386/ppro.md: Remove generic32.
3960 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3963 * expr.c (count_type_elements): Handle ERROR_MARK.
3965 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3970 * basic-block.h (struct edge_def): Add goto_block field.
3971 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3972 one insn with locus corresponding to edge's goto_locus if !optimize.
3973 * profile.c (branch_prob): Copy edge's goto_block.
3974 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3976 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3977 locator in between the merged basic blocks if !optimize and needed.
3978 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3979 goto_locus into RTL locator. For unconditional jump use that
3980 locator for the jump insn.
3981 (expand_gimple_cond): Convert goto_block and goto_locus into
3982 RTL locator for all remaining edges. For unconditional jump
3983 use that locator for the jump insn.
3984 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3985 there is more than one edge or insn locator along the forwarding
3986 edges and !optimize. If there is just one, set e->goto_locus.
3987 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3989 (move_block_to_fn): Adjust edge's goto_block.
3991 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3994 * expmed.c (expand_mult): Properly check DImode constant in
3997 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4000 * dwarf2out.c (common_block_die_table): New variable.
4001 (common_block_die_table_hash, common_block_die_table_eq): New
4003 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4004 COMMON block in the current scope rather than globally. Optimize
4005 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4006 DW_OP_addr SYMBOL_REF+off.
4008 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4010 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4011 Return true for non-addressable GIMPLE operands.
4013 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4016 * config/i386/i386.c (initial_ix86_tune_features): Remove
4017 X86_TUNE_USE_BIT_TEST.
4018 * config/i386/i386.h (ix86_tune_indices): Likewise.
4019 (TARGET_USE_BIT_TEST): Removed.
4021 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4023 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4025 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4027 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4028 (mul<mode>3_mul3): ... into this new template.
4030 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4032 * gimplify.c (gimplify_arg): Add location argument. Use it.
4033 (gimplify_call_expr): Pass location to gimplify_arg.
4034 (gimplify_modify_expr_to_memcpy): Same.
4035 (gimplify_modify_expr_to_memset): Same.
4037 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4039 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4040 Update calls to build_unary_op and build_indirect_ref for location
4043 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4046 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4047 * c-typeck.c (array_to_pointer_conversion): Pass location to
4049 (function_to_pointer_conversion): Use error_at and warning_at.
4050 (build_indirect_ref): Same.
4051 (build_array_ref): Pass location to build_binary_op.
4052 (parser_build_unary_op): Do not set location after calling
4054 (build_unary_op): Add location argument. Use it throughout. Set
4055 EXPR_LOCATION before returning new tree.
4056 (build_modify_expr): Same.
4057 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4059 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4060 build_indirect_ref, build_modify_expr.
4061 (c_finish_omp_for): Same. Use error_at instead of error.
4062 * c-common.c (c_common_truthvalue_conversion): Pass location to
4064 (warn_for_div_by_zero): Add location argument.
4065 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4066 build_unary_op, warn_for_div_by_zero.
4067 * c-parser.c (c_parser_typeof_specifier): Use
4068 protected_set_expr_location.
4069 (c_parser_statement_after_labels): Same.
4070 (c_parser_condition): Same.
4071 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4072 (c_parser_conditional_expression): Use protected_set_expr_location.
4073 (c_parser_unary_expression): Pass location to build_indirect_ref.
4074 (c_parser_postfix_expression_after_primary): Pass location to
4075 build_indirect_ref, build_unary_op.
4076 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4078 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4080 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4081 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4082 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4084 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4085 (mips_issue_rate): Handle PROCESSOR_R10000.
4086 * config/mips/mips.md (cpu): Add r10000.
4088 * config/mips/10000.md: New file.
4090 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4092 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4093 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4094 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4096 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4098 * config/darwin-protos.h (machopic_function_base_name): Delete.
4099 (machopic_function_base_sym): Likewise.
4100 (machopic_gen_offset): Declare.
4101 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4102 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4103 * config/darwin.c (machopic_function_base_name): Delete.
4104 (machopic_function_base_sym): Likewise.
4105 (gen_pic_offset): Rename to...
4106 (machopic_gen_offset): ...this and remove the pic_base argument.
4107 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4108 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4109 crtl->uses_pic_offset_table.
4110 (machopic_indirect_data_reference): Use new machopic_gen_offset
4112 (machopic_legitimize_pic_address): Likewise.
4113 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4115 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4116 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4117 * config/i386/i386.c (output_set_got): Likewise.
4118 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4120 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4121 (legitimate_address_p): Likewise.
4122 (output_pic_addr_const): Likewise.
4123 (output_addr_const_extra): Likewise.
4124 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4125 match an UNSPEC rather than a MINUS.
4126 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4127 (builtin_setjmp_receiver): Use machopic_gen_offset.
4128 * config/i386/predicates.md (pic_symbolic_operand): Handle
4129 UNSPEC_MACHOPIC_OFFSET.
4131 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4132 Use machopic_gen_offset and machopic_operand_p.
4133 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4134 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4135 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4136 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4137 Set crtl->uses_pic_offset_table.
4139 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4141 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4143 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4144 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4145 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4146 (constant_pool_expr_p): Use split_const and check the base.
4147 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4149 (legitimate_constant_pool_address_p): Check toc_relative_p
4150 instead of constant_pool_expr_p.
4151 (print_operand_address): Always use output_addr_const for
4152 constant pool addresses.
4153 (rs6000_output_addr_const_extra): New function.
4154 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4156 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4160 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4161 (mark_ref_live, mark_ref_dead): Use them.
4162 (def_conflicts_with_inputs_p): Remove.
4163 (mark_early_clobbers): New function.
4164 (process_bb_node_lives): Call preprocess_constraints and
4165 mark_early_clobbers.
4167 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4169 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4171 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4172 lib with -mthread switch.
4174 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4177 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4178 function in two, making it call a new and reusable
4179 dwarf2out_imported_module_or_decl() that takes the containing
4180 BLOCK of the declaration in argument.
4181 (dwarf2out_imported_module_or_decl_real): New function.
4182 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4183 IMPORTED_DECL in account.
4184 * tree.def: Added IMPORTED_DECL node type.
4185 * tree.h: Added accessors for IMPORTED_DECL nodes.
4186 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4188 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4190 * doc/gimple.texi: Fix some typos, wrap some long lines,
4191 fix some broken wraps with continuations.
4192 * tree-ssa-reassoc.c: Fix comment typos.
4194 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4197 * pa.c (legitimize_pic_address): Force function labels to memory in
4200 2008-10-04 Anton Blanchard <anton@samba.org>
4202 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4203 (rs6000_split_atomic_op): Same.
4204 (rs6000_split_compare_and_swap): Same.
4205 (rs6000_split_compare_and_swapqhi): Same.
4207 2008-10-04 Richard Guenther <rguenther@suse.de>
4209 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4210 instead of pointer equality.
4211 (vn_nary_op_eq): Likewise.
4213 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4215 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4217 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4218 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4220 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4222 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4223 Revert previous change.
4225 2008-10-03 Tom Tromey <tromey@redhat.com>
4227 * stringpool.c (ggc_alloc_string): Terminate string.
4229 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4231 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4232 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4233 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4236 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4239 2008-10-03 Pascal Obry <obry@adacore.com>
4241 * gcov.c (create_file_names): Properly handle UNIX and DOS
4242 directory separators.
4243 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4244 separator to '~' to ensure clean filenames on Windows.
4246 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4248 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4249 Add a null terminator to the stripped name.
4251 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4253 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4254 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4255 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4256 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4257 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4258 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4259 TARGET_SINGLE_FLOAT.
4261 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4263 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4265 2008-10-02 Richard Guenther <rguenther@suse.de>
4268 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4269 and VECTOR_TYPE recurse with useless_type_conversion_p which
4270 properly handles void pointer conversion.
4272 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4275 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4276 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4278 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4280 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4281 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4282 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4283 they translate to non builtins.
4284 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4285 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4286 __builtin_vec_promote, __builtin_vec_extract, and
4287 __builtin_vec_insert.
4288 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4289 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4290 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4291 * config/rs6000/altivec.h (vec_extract): Define
4292 (vec_insert): Define.
4293 (vec_splats): Define.
4294 (vec_promote): Define.
4296 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4297 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4298 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4300 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4302 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4303 prototype. Add new parameter, blk.
4304 Use BLKmode for the MEM if blk is true.
4305 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4306 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4307 ALTIVEC_BUILTIN_STVRXL.
4308 Update usage of altivec_expand_lv_builtin.
4309 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4310 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4311 (altivec_init_builtins): If compiling for the Cell, also define the
4313 * config/rs6000/rs6000.h (rs6000_builtins): Define
4314 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4315 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4316 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4317 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4318 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4319 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4320 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4321 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4322 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4323 UNSPEC_STVRX, and UNSPEC_STVRXL.
4324 (altivec_lvlx): New pattern.
4325 (altivec_lvlxl): New pattern.
4326 (altivec_lvrx): New pattern.
4327 (altivec_lvrxl): New pattern.
4328 (altivec_stvlx): New pattern.
4329 (altivec_stvlxl): New pattern.
4330 (altivec_stvrx): New pattern.
4331 (altivec_stvrxl): New pattern.
4332 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4333 (vec_lvlxl): Likewise.
4334 (vec_lvrx): Define if PPU is defined.
4335 (vec_lvrxl): Likewise.
4336 (vec_stvlx): Define if PPU is defined.
4337 (vec_stvlxl): Likewise.
4338 (vec_stvrx): Define if PPU is defined.
4339 (vec_stvrxl): Likewise.
4341 2008-10-01 Geert Bosch <bosch@adacore.com>
4343 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4345 2008-10-01 Richard Guenther <rguenther@suse.de>
4347 PR tree-optimization/37617
4348 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4349 do not add to the NEW_SETS.
4351 2008-10-01 Richard Guenther <rguenther@suse.de>
4354 * tree-vrp.c (execute_vrp): If we optimized away the default
4355 case make sure to promote the label that got in place of it
4356 to a default case label.
4358 2008-10-01 Richard Henderson <rth@redhat.com>
4361 * tree-complex.c (set_component_ssa_name): Don't optimize
4362 is_gimple_min_invariant values with ssa_names in abnormal phis.
4364 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4366 PR tree-optimization/37662
4367 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4368 commutative binary operation if they are in the wrong order and
4369 fold_build2 produces non-GIMPLE.
4371 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4373 PR tree-optimization/37662
4374 PR tree-optimization/37663
4375 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4376 get_value_range with non-SSA_NAME. Don't assert operands have been
4377 folded, instead just bail out.
4379 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4381 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4383 2008-09-30 Richard Guenther <rguenther@suse.de>
4386 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4387 build restrict-qualified pointers.
4388 (vectorizable_store): Move alias check later.
4389 (vectorizable_load): Likewise.
4391 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4393 * c-common.c (empty_if_body_warning): Remove.
4394 * c-common.h (empty_if_body_warning): Remove.
4395 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4396 here the -Wempty-body warning for `if' and `else' statements.
4397 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4399 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4401 * config/i386/i386.opt: Add msse2avx.
4403 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4404 * config/i386/linux64.h (ASM_SPEC): Likewise.
4406 * doc/invoke.texi: Document -msse2avx.
4408 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4410 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4412 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4414 * ifcvt.c (noce_emit_store_flag): If using condition from original
4415 jump, reverse it if if_info->cond was reversed.
4417 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4419 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4420 non-constant memory if it cannot be forced to constant memory.
4421 Overhaul surrounding code and factor out common condition.
4423 2008-09-29 Jeff Law <law@redhat.com>
4425 * reload1.c (alter_reg): Add missing curly braces.
4427 2008-09-29 Michael J. Eager <eager@eagercon.com>
4429 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4431 * config/rs6000/rs6000.c (rs6000_override_options): Move
4432 rs6000_init_hard_regno_mode_ok after all options changed.
4433 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4434 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4435 -msimple-fpu flags. Add warning messages if single FP not configured.
4436 (rs6000_file_start): Output gnu_attribute for single-float.
4437 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4438 (rs6000_legitimize_address): Likewise.
4439 (rs6000_legitimize_reload_address): Likewise.
4440 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4441 TARGET_SINGLE_FLOAT.
4442 (function_arg_advance): Likewise (partial conversion).
4443 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4444 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4445 TARGET_SINGLE_FLOAT.
4446 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4447 (rs6000_emit_prologue): Likewise.
4448 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4449 TARGET_SINGLE_FLOAT.
4450 (rs6000_libcall_value): Likewise.
4451 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4452 (TARGET_DOUBLE_FLOAT): New default to 1
4453 (TARGET_SIMPLE_FPU): New default to 0
4454 (TARGET_SINGLE_FPU): New default to 0
4455 (TARGET_SINGLE_FLOAT_MODE): New.
4456 (TARGET_DOUBLE_FLOAT_MODE): New.
4457 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4458 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4460 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4461 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4462 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4463 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4464 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4465 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4466 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4467 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4468 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4469 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4470 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4471 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4472 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4473 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4474 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4475 cmptf_internal1, *cmptf_internal2): Condition on
4476 TARGET_DOUBLE_FLOAT.
4477 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4478 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4479 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4480 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4481 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4482 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4483 TARGET_SINGLE_FLOAT.
4484 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4485 * config/rs6000/rs6000.opt (-msingle-float): New.
4486 (-mdouble-float): New.
4487 (-msimple-fpu): New.
4488 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4489 -msingle-float, -mdouble-float, -msimple-fpu options.
4490 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4491 _SOFT_DOUBLE for -msingle-float.
4492 * config.gcc: New config for target=powerpc-xilinx-eabi.
4494 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4496 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4497 have exit and entry.
4498 (new_scop): Take entry and exit edge to define new SCoP.
4499 (sd_region_p): New structure used during SCoP detection.
4500 (move_scops): Delete.
4501 (move_sd_regions): New.
4502 (scopdet_info): Change the definition from edges back to basic_blocks.
4503 (scopdet_edge_info): Work on basic_blocks and rename to
4504 scopdet_basic_block_info.
4505 (split_difficult_bb): At the moment removed. We should later
4506 add it at another place.
4507 (build_scops_1): Work on basic_blocks.
4508 (bb_in_sd_region): New.
4509 (find_single_entry_edge): New.
4510 (find_single_exit_edge): New.
4511 (create_single_entry_edge): New.
4512 (sd_region_without_exit): New.
4513 (create_single_exit_edge): New.
4514 (unmark_exit_edges): New.
4515 (mark_exit_edges): New.
4516 (create_sese_edges): New.
4517 (build_graphite_scops): New.
4518 (build_scops): Make SCoPs SESE.
4519 (limit_scops): Use the new functions.
4521 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4523 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4525 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4528 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4529 address to a register before taking the lower part.
4531 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4533 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4536 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4537 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4540 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4541 the newly created variable.
4542 Create a VECTOR_CST of all 1s for vector types.
4544 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4547 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4549 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4551 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4552 order to convert between modes.
4553 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4555 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4557 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4560 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4563 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4567 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4569 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4570 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4571 them to yield false with MIPS16.
4573 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4576 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4577 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4578 mem_loc_descriptor failed. Accept UNSPEC.
4579 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4580 fail if one of the loc_descriptor calls for pieces failed.
4581 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4582 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4583 if loc_descriptor_from_tree_1 on offset failed.
4586 * opts.c (common_handle_option): Don't call print_specific_help with
4587 CL_SAVE as first argument.
4589 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4590 Steve Ellcey <sje@cup.hp.com>
4592 * configure: Regenerate for new libtool.
4593 * aclocal.m4: Ditto.
4595 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4597 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4598 alias set on MEM when saving stack pointer.
4599 * config/rs6000/rs6000.md (allocate_stack): Likewise
4601 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4603 PR tree-optimization/37574
4604 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4605 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4606 instead of vector_type for constants. Take computation out of loop.
4607 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4608 and use only vector_type for invariant case.
4609 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4611 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4614 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4615 the decl is a VAR_DECL or FUNCTION_DECL.
4617 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4620 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4621 (mark_ref_live, mark_ref_dead): Use them.
4622 (def_conflicts_with_inputs_p): Remove.
4623 (mark_early_clobbers): New function.
4624 (process_bb_node_lives): Call preprocess_constraints and
4625 mark_early_clobbers.
4627 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4629 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4632 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4633 (ira_compress_allocno_live_ranges): New prototype.
4635 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4636 (coalesced_allocnos_living_at_program_points): New.
4637 (coalesced_allocnos_live_at_points_p,
4638 set_coalesced_allocnos_live_points): New functions.
4639 (coalesce_spill_slots): Rewrite.
4641 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4642 ira_compress_allocno_live_ranges): New functions.
4644 * ira-build.c (ira_flattening): Call
4645 ira_compress_allocno_live_ranges.
4648 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4650 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4653 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4655 * combine.c (make_compound_operation): Handle the 'E' format.
4656 (count_rtxs): Likewise.
4657 (update_table_tick): Likewise.
4658 (get_last_value_validate): Likewise.
4660 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4662 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4664 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4666 * matrix-reorg.c (transform_allocation_sites): Initializers
4667 added to avoid the warning.
4669 2008-09-25 Martin Jambor <mjambor@suse.cz>
4671 * cgraph.c (free_nodes): New variable.
4672 (NEXT_FREE_NODE): New macro.
4673 (cgraph_create_node): Reuse nodes from the free list. Do not
4674 update uid if doing so.
4675 (cgraph_remove_node): Add the node to the free list.
4677 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4679 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4681 2008-09-24 Richard Henderson <rth@redhat.com>
4683 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4684 * unwind-dw2.c (execute_stack_op): Handle it.
4686 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4689 2008-09-24 Michael J. Eager <eager@eagercon.com>
4691 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4693 * c-common.c (fname_decl): New location argument.
4694 * c-common.h (fname_decl): Same.
4695 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4697 (c_parser_typeof_specifier): Same.
4698 (c_parser_parms_list_declarator): Same.
4699 (c_parser_asm_string_literal): Same.
4700 (c_parser_compound_statement_nostart): Same.
4701 (c_parser_label): Same.
4702 (c_parser_do_statement): Same.
4703 (c_parser_asm_statement): Same.
4704 (c_parser_unary_expression): Same.
4705 (c_parser_sizeof_expression): Same.
4706 (c_parser_postfix_expression): Same.
4707 (c_parser_pragma): Same.
4708 (c_parser_omp_clause_collapse): Same.
4709 (c_parser_omp_clause_num_threads): Same.
4710 (c_parser_omp_clause_schedule): Same.
4711 (c_parser_omp_all_clauses): Same.
4712 (c_parser_omp_sections_scope): Same.
4713 (c_parser_omp_for_loop): Same. Pass condition's location to
4714 c_objc_common_truthvalue_conversion.
4715 (c_parser_enum_specifier): Remove comment.
4717 2008-09-24 Michael J. Eager <eager@eagercon.com>
4719 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4721 * config/rs6000/rs6000.c (rs6000_override_options): Move
4722 rs6000_init_hard_regno_mode_ok after all options changed.
4723 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4724 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4725 -msimple-fpu flags. Add warning messages if single FP not configured.
4726 (rs6000_file_start): Output gnu_attribute for single-float.
4727 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4728 (rs6000_legitimize_address): Likewise.
4729 (rs6000_legitimize_reload_address): Likewise.
4730 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4731 TARGET_SINGLE_FLOAT.
4732 (function_arg_advance): Likewise.
4733 (function_arg): Likewise.
4734 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4735 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4736 TARGET_SINGLE_FLOAT.
4737 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4738 (rs6000_emit_prologue): Likewise.
4739 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4740 TARGET_SINGLE_FLOAT.
4741 (rs6000_libcall_value): Likewise.
4742 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4743 (TARGET_DOUBLE_FLOAT): New default to 1
4744 (TARGET_SIMPLE_FPU): New default to 0
4745 (TARGET_SINGLE_FPU): New default to 0
4746 (TARGET_SINGLE_FLOAT_MODE): New.
4747 (TARGET_DOUBLE_FLOAT_MODE): New.
4748 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4749 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4751 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4752 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4753 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4754 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4755 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4756 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4757 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4758 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4759 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4760 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4761 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4762 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4763 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4764 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4765 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4766 cmptf_internal1, *cmptf_internal2): Condition on
4767 TARGET_DOUBLE_FLOAT.
4768 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4769 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4770 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4771 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4772 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4773 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4774 TARGET_SINGLE_FLOAT.
4775 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4776 * config/rs6000/rs6000.opt (-msingle-float): New.
4777 (-mdouble-float): New.
4778 (-msimple-fpu): New.
4779 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4780 -msingle-float, -mdouble-float, -msimple-fpu options.
4781 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4782 _SOFT_DOUBLE for -msingle-float.
4783 * config.gcc: New config for target=powerpc-xilinx-eabi.
4785 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4787 * config/sparc/constraints.md: New file.
4788 * config/sparc/sparc.md: Include it.
4789 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4790 (sparc_extra_constraint_check): Delete.
4791 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4792 (memory_ok_for_ldd): New predicate.
4793 (sparc_extra_constraint_check): Delete.
4794 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4795 (CONST_OK_FOR_LETTER_P): Likewise.
4796 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4797 (EXTRA_CONSTRAINT): Likewise.
4799 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4801 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4803 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4805 * alias.c (find_base_value): Use FIND_BASE_TERM.
4806 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4808 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4810 * config/i386/i386.c: Include cselib.h.
4811 (ix86_pic_register_p): New function.
4812 (ix86_delegitimize_address): Use it to check for the PIC register.
4814 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4816 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4817 * config/i386/i386.c (ix86_find_base_term): Don't check for
4818 SYMBOL_REF and LABEL_REF.
4820 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4822 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4823 constant PLUS in a CONST.
4825 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4827 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4828 check for sibcall support for w64.
4830 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4832 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4834 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4836 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4837 parser_build_binary_op.
4838 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4839 * c-typeck.c (build_array_ref): Same.
4840 (parser_build_unary_op): New location argument.
4841 (pointer_diff): Pass location to build_binary_op,
4842 c_objc_common_truthvalue_conversion.
4843 (build_modify_expr): Same.
4844 (build_unary_op): New location argument.
4845 (build_binary_op): New location argument.
4846 (c_objc_common_truthvalue_conversion): Pass location to
4847 c_*common_truthvalue_conversion.
4848 * c-convert.c (convert): Same.
4849 * c-common.c (binary_op_error): New location argument.
4850 (pointer_int_sum): Pass location to build_binary_op.
4851 (c_common_truthvalue_conversion): New location argument.
4852 (warn_for_sign_compare): Same.
4853 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4854 binary_op_error, build_binary_op, warn_for_sign_compare.
4855 * c-parser.c (c_parser_condition): Pass location to
4856 c_*common_truthvalue_conversion.
4857 (c_parser_conditional_expression): Save condition's location and pass
4859 (c_parser_binary_expression): Same, but for the binary operator's
4861 (c_parser_omp_for_loop): Pass location to
4862 c_objc_common_truthvalue_conversion.
4864 2008-09-23 Martin Jambor <mjambor@suse.cz>
4866 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4867 (cgraph_node_remove_callees): New temporary f. Hold the next item
4869 (cgraph_node_remove_callers): Likewise.
4871 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4872 (ipa_node_removal_hook): Likewise.
4874 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4875 gimple_call_copy_skip_args and moved to the gimple_call section.
4876 * gimple.c (gimple_copy_call_skip_args): Renamed to
4877 gimple_call_copy_skip_args. Changed al users.
4879 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4881 * ira-color.c (start_allocno_priorities): Rename to
4882 setup_allocno_priorities. Use costs and
4883 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4884 range lengths. Get rid off doubles.
4885 (ira_fast_allocations): Call start_allocno_priorities.
4887 2008-09-22 David Daney <ddaney@avtrex.com>
4890 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4891 register if TARGET_LONG_CALLS.
4893 2008-09-22 Richard Guenther <rguenther@suse.de>
4895 PR tree-optimization/37145
4896 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4897 value-numbering union accesses with their offset and size only.
4898 (visit_reference_op_load): Fix simplification of inserted conversions.
4899 * tree-ssa-pre.c (find_or_generate_expression): Do not
4900 recursively generate expressions if running FRE.
4902 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4904 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4905 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4908 2008-09-22 Richard Guenther <rguenther@suse.de>
4910 PR tree-optimization/37145
4911 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4912 (phi_translate_1): Constant fold references.
4914 2008-09-22 Ira Rosen <irar@il.ibm.com>
4916 PR tree-optimization/37482
4917 * tree-vectorizer.h (struct _slp_instance): Add new field.
4918 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4919 (get_earlier_stmt): New function.
4920 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4922 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4923 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4924 asserts that GSI points to the scalar statement being vectorized.
4925 Set new statement location according to GSI.
4926 (vect_schedule_slp_instance): Use GSI of
4927 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4929 2008-09-21 Jan Hubicka <jh@suse.cz>
4931 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4932 (ipcp_insert_stage): Update dead_nodes bitmap.
4934 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4937 * config/i386/t-cygming (SHLIB_LC): Remove.
4938 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4939 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4941 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4945 * final.c (mark_symbol_ref_as_used): New helper function.
4946 (output_operand): Instead of just looking inside MEMs for
4947 SYMBOL_REFs, use new helper function and for_each_rtx.
4948 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4949 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4950 Make head comment more general.
4951 * config/darwin.c (machopic_output_indirection): Handle weak
4952 references here, like in assemble_external.
4954 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4956 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4957 (sparc_emit_float_lib_cmp): Change return type.
4958 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4959 (gen_compare_operator): New function.
4960 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4961 the comparison sequence. Minor tweaks.
4962 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4963 that the final operator and the result of sparc_emit_float_lib_cmp
4964 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4965 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4966 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4967 result of sparc_emit_float_lib_cmp match for software TFmode.
4968 (movqicc, movhicc, movsicc, movdicc): Merge into...
4969 (mov<I:mode>cc): ...this.
4970 (movsfcc, movdfcc, movtfcc): Merge into...
4971 (mov<F:mode>cc): ...this.
4972 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4974 (mov<I:mode>_cc_v9): ...this.
4975 (movdi_cc_sp64_trunc): Delete.
4976 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4977 movdi_cc_reg_sp64): Merge into...
4978 (mov<I:mode>_cc_reg_sp64): ...this.
4979 (movsf_cc_sp64): Rename into...
4980 (movsf_cc_v9): ...this.
4981 (movdf_cc_sp64): Rename into...
4982 (movdf_cc_v9): ...this.
4983 (movtf_cc_hq_sp64): Rename into...
4984 (movtf_cc_hq_v9): ...this.
4985 (movtf_cc_sp64): Rename into...
4986 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4988 2008-09-21 Diego Novillo <dnovillo@google.com>
4990 * doc/gccint.texi: Include generic.texi and gimple.texi.
4992 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4993 (GIMPLE): Move to gimple.texi.
4994 (Annotations): Remove references to to stmt_ann_t and
4996 (SSA Operands): Rename from 'Statement Operands'.
4997 * doc/generic.texi: New.
4998 * doc/gimple.texi: New.
4999 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5000 * Makefile.in (TEXI_GCCINT_FILES):
5001 * gimple.c (gimple_copy_call_skip_args): Rename from
5002 giple_copy_call_skip_args. Update all users.
5003 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5005 2008-09-21 Ira Rosen <irar@il.ibm.com>
5007 PR tree-optimization/37539
5008 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5009 statement in related statement field only for the first load of the
5010 group of loads with the same data reference.
5012 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5014 * config/mips/mips.h (TUNE_OCTEON): New macro.
5015 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5016 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5017 * config/mips/octeon.md: New file.
5018 * config/mips/mips.md: Include octeon.md. Restore
5019 semi-alphabetical order of include files.
5021 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5024 * config/i386/i386.md (*jcc_fused_1): Removed.
5025 (*jcc_fused_2): Likewise.
5026 (*jcc_fused_3): Likewise.
5027 (*jcc_fused_4): Likewise.
5029 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5031 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5032 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5033 * target.h (gcc_target): Add ira_cover_classes.
5034 * ira.c: Remove IRA_COVER_CLASSES guards.
5035 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5036 instead of IRA_COVER_CLASSES.
5037 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5038 (setup_class_translate): Likewise.
5039 (setup_reg_class_intersect_union): Likewise.
5040 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5041 test of targetm.ira_cover_classes.
5042 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5043 of IRA_COVER_CLASSES.
5044 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5045 (TARGET_INITIALIZER): Include it.
5046 * targhooks.h (default_ira_cover_classes): Declare.
5047 * targhooks.c (default_ira_cover_classes): New function.
5049 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5051 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5053 2008-09-19 Ian Lance Taylor <iant@google.com>
5055 * varasm.c (narrowing_initializer_constant_valid_p): Return
5056 NULL_TREE if ENDTYPE is not an integer.
5058 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5061 * tree-ssa.c (execute_update_addresses_taken): Also update
5062 DECL_GIMPLE_REG_P for vector and complex types.
5064 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5065 Jan Hubicka <jh@suse.cz>
5068 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5069 empty before freeing them.
5070 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5072 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5074 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5075 * config/xtensa/predicates.md (tls_symbol_operand): New.
5076 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5077 (TARGET_CANNOT_FORCE_MEM): Define.
5078 (xtensa_tls_symbol_p): New.
5079 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5080 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5081 (xtensa_tls_module_base): New.
5082 (xtensa_call_tls_desc): New.
5083 (xtensa_legitimize_tls_address): New.
5084 (xtensa_legitimize_address): Handle TLS symbols.
5085 (xtensa_tls_referenced_p_1): New.
5086 (xtensa_tls_referenced_p): New.
5087 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5089 (XTENSA_BUILTIN_THREAD_POINTER): New.
5090 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5091 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5092 builtin. Add declarations for __builtin_thread_pointer and
5093 __builtin_set_thread_pointer.
5094 (xtensa_fold_builtin): Recognize new builtins.
5095 (xtensa_expand_builtin): Expand new builtins.
5096 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5097 (TARGET_THREADPTR): Define.
5098 (HAVE_AS_TLS): Define default value.
5099 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5100 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5101 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5102 (UNSPECV_SET_TP): New.
5103 (sym_TPOFF, sym_DTPOFF): New.
5104 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5105 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5106 * configure: Regenerated.
5108 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5111 * config/ia64/ia64.c (ia64_optimization_options): Move
5112 checking and setting flag_schedule_insns_after_reload and
5113 ia64_flag_schedule_insns2 back to ...
5114 (ia64_override_options): Here.
5116 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5119 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5120 zero extend count after the correction to it is done.
5121 (doloop_optimize): Update call to doloop_modify, don't zero extend
5124 2008-09-18 Martin Jambor <mjambor@suse.cz>
5126 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5128 * ipa-prop.c: Correct comments.
5129 * ipa-prop.h: Likewise.
5131 2008-09-18 Jan Hubicka <jh@suse.cz>
5134 * ipa-reference.c (ipa_reference_local_vars_info_d,
5135 ipa_reference_global_vars_info_d,
5136 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5137 ipa_reference_vars_info_t): Move here from ipa-reference.h
5138 (node_duplication_hook_holder, node_removal_hook_holder): New.
5139 (get_reference_vars_info_from_cgraph): Rename to ...
5140 (get_reference_vars_info): ... this one, use cgraph uids.
5141 (get_local_reference_vars_info, get_global_reference_vars_info):
5142 Use cgraph instead of decl.
5143 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5145 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5146 ipa_reference_get_written_global,
5147 ipa_reference_get_not_written_global): Use cgraph argument.
5148 (check_call): Simplify avail check.
5149 (scan_stmt_for_static_refs): Update.
5150 (propagate_bits): Update.
5151 (merge_callee_local_info): Remove.
5152 (init_function_info): Use cgraph nodes.
5153 (clean_function_local_data): Break out from ...
5154 (clean_function): ... here.
5155 (copy_local_bitmap, copy_global_bitmap): New functions.
5156 (duplicate_node_data, remove_node_data): New functions.
5157 (generate_summary): Register hooks; use visibility instead of
5159 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5160 * ipa-reference.h (ipa_reference_local_vars_info_d,
5161 ipa_reference_global_vars_info_d,
5162 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5163 ipa_reference_vars_info_t): Move to ipa-reference.c
5164 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5166 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5167 ipa_reference_get_not_read_global,
5168 ipa_reference_get_not_written_global): Update prototype.
5169 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5170 (init_state): Remove.
5171 (node_duplication_hook_holder, node_removal_hook_holder): New.
5172 (get_function_state, set_function_state): Use VECtor.
5173 (analyze_function): Check body availability.
5174 (add_new_function): Likewise.
5175 (duplicate_node_data, remove_node_data): New.
5176 (generate_summary): Register hooks; do not care about clones.
5177 (propafate): Do not care about clones; recursive functions are
5179 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5180 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5181 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5183 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5184 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5185 Update call of ipa-reference accesors.
5187 2008-09-18 Simon Baldwin <simonb@google.com>
5189 * c-opts.c (c_common_handle_option): Add handling for
5190 -Wbuiltin-macro-redefined command line option.
5191 * c.opt: Added builtin-macro-redefined option.
5192 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5195 2008-09-18 Richard Guenther <rguenther@suse.de>
5197 PR tree-optimization/37258
5198 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5199 and signedness for integral types.
5200 (vn_phi_eq): Require compatible types.
5202 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5205 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5206 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5208 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5209 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5210 ggc_free other TREE_LIST nodes from that chain.
5211 * function.c (instantiate_decls): Instantiate also DECL_RTL
5212 of vars in cfun->local_decls, free that list afterwards.
5214 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5216 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5217 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5219 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5221 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5222 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5224 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5226 PR tree-optimization/37102
5227 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5228 from a node. Check to see if another PHI is dead.
5229 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5230 remove real PHIs which have no uses.
5231 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5233 2008-09-18 Richard Guenther <rguenther@suse.de>
5236 * tree-cfg.c (remove_useless_stmts_1): Remove
5237 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5239 2008-09-18 Nick Clifton <nickc@redhat.com>
5241 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5242 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5243 to frv_secondary_reload_class.
5244 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5245 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5246 (frv_secondary_reload_class): Omit unused parameter.
5247 (frv_secondary_reload): New function. Handle the case when
5248 secondary_reload_class() is called before the reload_(in|out)
5249 _optabs have been initialised.
5250 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5252 * config/frv/frv.md: Define an exclusion set between fr550_m0
5255 2008-09-18 Richard Guenther <rguenther@suse.de>
5257 PR tree-optimization/37456
5258 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5259 want to insert after ends a BB insert on the single fallthru
5262 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5264 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5265 Mention -march=z9-109, z9-ec and z10.
5267 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5269 PR rtl-optimization/37544
5270 * regrename.c (maybe_mode_change): Exit early when copy_mode
5271 is narrower than orig_mode and narrower than new_mode.
5273 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5276 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5278 * sched-rgn.c (ref_counts): Remove.
5279 (insn_referenced): New static variable.
5280 (INSN_REF_COUNT): Remove.
5281 (sched_run_compute_dependencies): Use insn_referenced instead of
5283 (add_branch_dependences): Likewise. Delete dead assignment.
5285 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5287 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5288 consumer is an asm. Add comment why this is important.
5289 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5290 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5292 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5294 * expr.c (emit_group_store): Do not shift before moving via a
5297 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5299 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5300 from aggregate to non-aggregate type if the bit pattern is not fully
5301 preserved afterwards.
5303 2008-09-17 Richard Guenther <rguenther@suse.de>
5305 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5306 (verify_gimple_assign): ... this. Split into ...
5307 (verify_gimple_assign_unary): ... this,
5308 (verify_gimple_assign_binary): ... that,
5309 (verify_gimple_assign_single): ... and this.
5310 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5311 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5312 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5313 (verify_types_in_gimple_reference): Be forgiving with
5315 (verify_gimple_phi): Deal with virtual operands.
5317 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5319 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5321 * tree.c (get_callee_fndecl): Don't call the language hook.
5322 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5323 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5324 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5326 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5328 * tree.c (protected_set_expr_location): Don't unnecessarily
5329 check for error_mark_node.
5331 2008-09-17 Art Haas <ahaas@impactweather.com>
5333 * ipa-reference.c (analyze_function): Declare step only if
5334 ENABLE_CHECKING is defined.
5336 2008-09-17 Jan Hubicka <jh@suse.cz>
5339 * tree.h (DECL_INLINE): remove.
5340 (DECL_DECLARED_INLINE_P): Update docs.
5341 (DECL_NO_INLINE_WARNING_P): new.
5342 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5343 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5345 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5346 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5349 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5352 2008-09-17 Jan Hubicka <jh@suse.cz>
5354 * ipa-reference.c (ipa_obstack): Remove.
5355 (local_info_obstack, global_info_obstack): New.
5356 (add_static_var): We now handle variables only.
5357 (mark_address_taken, mark_load, mark_store): New functions based on ...
5358 (check_operand): ... remove.
5359 (get_asm_stmt_operands): Rename to ...
5360 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5361 (scan_stmt_for_static_refs): Rewrite.
5362 (scan_op_for_static_refs): Rename to ...
5363 (scan_initializer_for_static_refs): do not look for VAR_DECL
5364 initializers; stop recursion on types and decls.
5365 (ipa_init): Use proper obstacks.
5366 (analyze_variable): Use scan_initializer_for_static_refs.
5367 (init_function_info): Use local obstack.
5368 (analyze_function): Simplify.
5369 (add_new_function): We don't need visited_nodes obstack.
5370 (generate_summary): Use proper obstacks; cleanup after propagation.
5372 2008-09-17 Richard Guenther <rguenther@suse.de>
5375 PR tree-optimization/37491
5376 * alias.c (get_alias_set): Use the canonical type.
5377 * tree-vect-transform.c (vectorizable_store): Use the type of
5378 the lhs for the vector type. Adjust checking.
5379 (vectorizable_load): Adjust checking.
5381 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5382 Adam Nemet <anemet@caviumnetworks.com>
5384 PR rtl-optimization/37483
5385 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5386 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5387 Rearrange code to better match the original comment. Check
5388 t_unconditional first. Improve comment.
5390 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5393 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5394 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5397 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5398 GIMPLE_TRY if cleanup sequence is empty.
5400 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5403 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5404 eliminate IV if the cost are the same.
5406 2008-09-16 Richard Guenther <rguenther@suse.de>
5409 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5412 2008-09-16 Richard Guenther <rguenther@suse.de>
5414 PR tree-optimization/37508
5415 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5417 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5419 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5421 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5423 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5424 use gen_floatdidf2 directly.
5425 (floatunssidf2): Likewise.
5426 (floatsidf_ppc64_mfpgpr): Remove.
5427 (floatsidf_ppc64): Remove.
5428 (floatunssidf_ppc64): Remove.
5430 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5432 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5433 rather than update_cost_queue.
5435 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5436 in every call starting with the second one, instead of only when
5437 alias_bitmap_obstack.elements != NULL.
5439 * tree-predcom.c (filter_suitable_components): Free all refs in
5440 act->refs vector before calling release_component.
5441 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5443 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5445 * tree-loop-linear.c (linear_transform_loops): Initialize
5446 lambda_obstack only after calling perfect_loop_nest_depth.
5447 Goto free_and_continue instead of just continue for later failures.
5450 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5453 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5455 2008-09-14 Andreas Schwab <schwab@suse.de>
5457 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5459 2008-09-14 Jan Hubicka <jh@suse.cz>
5461 * invoke.texi (-fconserve-stack): Document.
5462 * opts.c (decode_options): Handle conserve_stack.
5463 * common.opt (fconvserve_stack): New.
5465 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5467 * config.host: Add x-aix to host_xmake_file.
5468 * config/rs6000/t-aix52: Do not override LDFLAGS.
5469 * config/rs6000/x-aix: New file.
5471 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5477 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5478 is not recognized as a valid register usage. Allow REG_X to be used
5480 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5481 forces a reload when using a base register.
5483 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5485 * config/i386/cygming-crtend.c (register_frame_ctor): If
5486 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5487 directly with atexit.
5488 (deregister_frame_ctor): Rename to ...
5489 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5490 if !DEFAULT_USE_CXA_ATEXIT.
5492 2008-09-13 Jan Hubicka <jh@suse.cz>
5494 * cgraph.c: Include value-prof.h
5495 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5497 2008-09-13 Jan Hubicka <jh@suse.cz>
5500 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5501 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5502 tree_gen_one_value_profiler, tree_gen_average_profiler,
5503 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5505 2008-09-13 Jan Hubicka <jh@suse.cz>
5507 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5508 too many bytes on misalligned blocks.
5510 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5512 * doc/cfg.texi: Fix some typos.
5513 * doc/extend.texi: Likewise.
5514 * doc/install.texi: Likewise.
5515 * doc/invoke.texi: Likewise.
5516 * doc/rtl.texi: Likewise.
5517 * doc/tree-ssa.texi: Likewise.
5519 2008-09-13 Richard Guenther <rguenther@suse.de>
5522 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5523 gimple stores for memory rhs.
5525 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5527 PR rtl-optimization/37489
5528 * cse.c (fold_rtx): Don't return const_true_rtx for float
5529 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5531 2008-09-13 Jan Hubicka <jh@suse.cz>
5533 PR tree-optimization/37392
5534 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5536 2008-09-13 Martin Jambor <mjambor@suse.cz>
5537 Jan Hubicka <jh@suse.cz>
5539 * cgraph.c (free_edges): New variable.
5540 (NEXT_FREE_EDGE): New macro.
5541 (cgraph_free_edge): New function.
5542 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5543 (cgraph_node_remove_callees): Likewise.
5544 (cgraph_node_remove_callers): Likewise.
5545 (cgraph_create_edge): Reuse edges from the free list. Do not
5546 update uid if doing so.
5547 (cgraph_remove_*_hook): Add free call.
5549 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5551 * ira-color.c (conflict_allocno_vec): Delete.
5552 (update_cost_queue_elem): New structure.
5553 (update_cost_queue): New variable.
5554 (update_cost_queue_tail): Likewise.
5555 (update_cost_queue_elems): Likewise.
5556 (allocno_update_cost_check): Delete.
5557 (initiate_cost_update): Allocate update_cost_queue_elems
5558 instead of allocno_update_cost_check.
5559 (finish_cost_update): Update the free()s accordingly.
5560 (start_update_cost): New function.
5561 (queue_update_cost): Likewise.
5562 (get_next_update_cost): Likewise.
5563 (update_copy_costs_1): Inline into...
5564 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5565 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5566 once we've established they are equal. Don't allocate update
5567 costs if there is nothing to add to them.
5568 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5569 DIVISOR arguments. Use a queue instead of recursive calls;
5570 process all the allocnos in the initial queue, rather than
5572 (assign_hard_reg): Use queue_update_cost instead of
5573 conflict_allocno_vec. Queue coalesced allocnos instead
5574 of calling update_conflict_hard_regno_costs for each one.
5575 Just call update_conflict_hard_regno_costs once for the
5577 (ira_color): Remove conflict_allocno_vec handling.
5579 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5581 PR tree-optimization/37484
5582 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5583 (save_var_name): Same.
5584 (initialize_cloog_names): Same.
5585 (initialize_cloog_names): Same.
5587 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5589 * tree-scalar-evolution.c (set_instantiated_value): Set
5592 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5596 * ira-build.c (common_loop_tree_node_dominator): Remove.
5597 (copy_live_ranges_to_removed_store_destinations): New function.
5598 (regno_top_level_allocno_map): Move to top level from ...
5599 (ira_flattening): ... here. Use
5600 copy_live_ranges_to_removed_store_destinations.
5602 * ira-emit.c (generate_edge_moves): Fix a comment.
5604 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5607 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5608 scratch register after 'set' pattern.
5610 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5612 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5613 information passed to mark_reg_pointer.
5614 * explow.c (force_reg): Likewise.
5616 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5618 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5619 when building for the celledp architecture.
5621 2008-09-12 Richard Guenther <rguenther@suse.de>
5623 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5625 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5627 PR rtl-optimization/37424
5628 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5629 the regnos instead of the addresses.
5631 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5633 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5635 2008-09-11 Richard Guenther <rguenther@suse.de>
5637 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5638 entering the weaker equivalence recording.
5640 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5642 2008-09-11 Jeff Law <law@redhat.com>
5644 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5645 by assign_stack_local on the IRA path for stack slot sharing
5646 as well as the non-IRA path.
5648 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5650 * config/i386/i386.h: Fix whitespace issues.
5652 2008-09-11 Martin Jambor <mjambor@suse.cz>
5654 * ipa-prop.h (struct ipa_param_flags): Removed.
5655 (struct ipa_param_descriptor): New structure.
5656 (struct ipa_node_params): ipcp_lattices, param_decls and
5657 param_flags moved to ipa_param_description.
5658 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5659 descriptors. Renamed all users.
5660 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5661 changed to access descriptors. Renamed all users.
5662 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5663 to access descriptors. Renamed all users.
5664 * ipa-cp.c (ipcp_init_cloned_node): Call
5665 ipa_initialize_node_params instead of ipa_count_formal_params and
5666 ipa_create_param_decls_array.
5667 (ipcp_analyze_node): Likewise.
5668 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5669 descriptors. Renamed all users.
5670 (ipcp_initialize_node_lattices): Remove allocation.
5671 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5672 ipa_initialize_node_params instead of ipa_count_formal_params and
5673 ipa_create_param_decls_array.
5674 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5675 ipa_populate_param_decls, made static, added parameter info,
5676 renamed mt to node, removed allocation, changed to use
5678 (ipa_count_formal_params): Made static, added parameter info,
5680 (ipa_initialize_node_params): New function.
5681 (ipa_check_stmt_modifications): Changed to use descriptors.
5682 (ipa_detect_param_modifications): Removed allocation, changed to
5684 (ipa_note_param_call): Changed to use descriptors.
5685 (ipa_analyze_params_uses): Removed allocation.
5686 (ipa_free_node_params_substructures): Changed to use descriptors.
5687 (ipa_edge_duplication_hook): Use the unused attribute.
5688 (ipa_node_duplication_hook): Use the unused attribute, changed to
5689 use descriptors, changed to duplicate descriptors.
5691 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5692 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5693 indirect inlining. Made static.
5694 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5695 functions called only once.
5696 (cgraph_decide_recursive_inlining): Don't call
5697 ipa_propagate_indirect_call_infos, pass new_edges to
5698 cgraph_mark_inline_edge instead.
5699 (cgraph_decide_inlining_of_small_functions): Don't call
5700 ipa_propagate_indirect_call_infos, pass new_edges to
5701 cgraph_mark_inline_edge instead.
5702 (cgraph_decide_inlining): Don't call
5703 ipa_propagate_indirect_call_infos.
5704 * ipa-prop.c: Check that vectors are allocated.
5706 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5707 iff a new cgraph edges have been created.
5708 (cgraph_decide_inlining): New variable redo_always_inline.
5709 Flattening and always_inlining loop until callgraph stabilizes.
5710 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5711 true iff new cgraph edges have been created.
5712 (propagate_info_to_inlined_callees): Likewise.
5713 (ipa_propagate_indirect_call_infos): Likewise.
5715 2008-09-11 Richard Guenther <rguenther@suse.de>
5717 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5718 (set_prologue_iterations): Likewise.
5719 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5721 (vect_update_init_of_dr): Likewise.
5722 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5724 * fold-const.c (fold_unary): Do not generate calculations
5727 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5729 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5730 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5731 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5733 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5735 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5736 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5737 before finalizing the changes.
5738 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5740 (simplify_truth_ops_using_ranges): New.
5741 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5742 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5743 whether a simplification was made.
5744 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5745 use a switch statement and also call simplify_truth_ops_using_ranges.
5747 2008-09-11 Jan Hubicka <jh@suse.cz>
5749 * ggc-common.c (loc_array): Make static.
5750 * dce.c (rest_of_handle_ud_dce): Free worklist.
5752 2008-09-11 Jan Hubicka <jh@suse.cz>
5754 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5755 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5756 function so we are sure we do not dangle it forever.
5757 * function.c (outer_function_chain, find_function_data): Remove.
5758 (function_context_stack): New.
5759 (push_function_context, pop_function_context): Update.
5760 * function.h (struct function): Remove pointer outer.
5761 (outer_function_chain, find_function_data): Remove.
5762 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5764 2008-09-11 Jan Hubicka <jh@suse.cz>
5767 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5769 2008-09-11 Jan Hubicka <jh@suse.cz>
5771 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5773 2008-09-11 Jan Hubicka <jh@suse.cz>
5775 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5776 (free_var_map_entry): New function.
5777 (redirect_edge_var_map_destroy): Use it.
5779 2008-09-11 Jan Hubicka <jh@suse.cz>
5782 * tree-inline.c (add_lexical_block): Replace with ...
5783 (prepend_lexical_block): ... prepend at begginig.
5784 (remap_blocks): Use it and reverse later.
5785 (expand_call_inline): Use prepend_lexical_block.
5787 2008-09-11 Jan Hubicka <jh@suse.cz>
5789 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5791 2008-09-11 Jan Hubicka <jh@suse.cz>
5793 * function.c (free_after_compilation): Call insn_locators_free.
5794 * cfglayout.c (insn_locators_free): New function.
5795 * rtl.h (insn_locators_free): Declare.
5797 2008-09-11 Jan Hubicka <jh@suse.cz>
5799 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5801 (cond_move_process_if_block): Update call.
5803 2008-09-11 Jan Hubicka <jh@suse.cz>
5805 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5806 * vec.c: Include hashtab.h
5807 (vec_descriptor, ptr_hash_entry): New structures.
5808 (vec_desc_hash, vec_ptr_map): New static variables.
5809 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5810 register_overhead, free_overhead, vec_heap_free): New functions.
5811 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5812 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5813 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5816 2008-09-11 Ira Rosen <irar@il.ibm.com>
5818 PR tree-optimization/37474
5819 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5820 length of load permutation.
5822 2008-09-11 Andreas Schwab <schwab@suse.de>
5824 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5826 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5829 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5830 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5831 simplify_gen_subreg.
5833 2008-09-11 Ira Rosen <irar@il.ibm.com>
5835 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5838 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5841 * gimplify.c (gimplify_body): Call default_rtl_profile.
5844 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5845 instead of tok->val.node if not expanding to something else. Handle
5846 intervening CPP_PADDING tokens.
5847 (altivec_categorize_keyword): Remove unneeded comparisons.
5849 2008-09-10 Richard Guenther <rguenther@suse.de>
5851 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5853 2008-09-10 Richard Guenther <rguenther@suse.de>
5856 * tree-inline.c (insert_init_stmt): Make sure to not
5857 insert invalid gimple stores.
5859 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5861 PR tree-optimization/37388
5862 * toplev.c (process_options): Fail and warn when graphite
5863 flags are used, but the compiler has not been configured
5864 with graphite libraries.
5865 * graphite.c (graphite_transform_loops): Remove printfs
5866 to dump_file for the case when graphite is not available.
5868 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5871 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5872 the even element into register.
5873 (ix86_expand_vector_init_general): Don't use
5874 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5875 if we can't move from GPR to SSE register directly.
5877 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5879 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5880 not lose track of the number of NOPs needed. Number of NOPs needed
5881 for sync vs. loads workaround was switched; corrected. Run second
5882 pass for all workarounds. No NOPs needed after call insns. Change
5883 second pass to use find_next_insn_start and find_load helpers in order
5884 to properly detect parallel insns.
5885 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5887 2008-09-10 Jan Hubicka <jh@suse.cz>
5889 * value-prof.c (gimple_ic): Fix tuplification bug.
5890 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5893 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5895 PR tree-optimization/37353
5896 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5897 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5898 calls instead of cond_dead_built_in_calls.
5899 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5900 initalize the vector only before adding first entry. Use VEC_safe_push
5901 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5902 shrink_wrap_conditional_dead_built_in_calls call.
5904 2008-09-10 Ira Rosen <irar@il.ibm.com>
5906 PR tree-optimization/37385
5907 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5908 argument, and use it as a vector type if not NULL.
5909 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5911 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5912 additional argument.
5913 (vectorizable_load): Likewise.
5915 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5917 * config/i386/i386.md (SWI32): New mode iterator.
5918 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5921 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5923 PR rtl-optimization/37435
5924 * caller-save.c (insert_restore, insert_save): Check the mode by
5927 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5930 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5932 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5935 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5937 * doc/invoke.texi (ARM Options): Correct errors in discussion
5938 of -mfloat-abi, -mhard-float, and -msoft-float.
5940 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5941 Jan Hubicka <jh@suse.cz>
5944 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5945 calling gimple_regimplify_operands on it. Iterate over all newly
5946 added statements, not just the last one.
5947 (insert_init_stmt): Insert stmt into seq first, then call
5948 gimple_regimplify_operands on it. Don't create new gimplification
5949 context, nor find referenced vars.
5951 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5954 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5955 to pointer to vector pointer.
5956 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5957 propagate_info_to_inlined_callees): Likewise.
5958 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5959 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5960 ipa_check_create_edge_args.
5961 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5962 argument to pointer to vector pointer.
5963 (cgraph_decide_inlining_of_small_function): Adjust
5964 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5968 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5969 optimizing for size, not speed.
5971 PR rtl-optimization/37408
5972 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5973 if parm is promoted.
5975 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5977 PR tree-optimization/37375
5978 * tree-scalar-evolution.c (scev_info_str): Add field
5980 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5981 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5982 set_instantiated_value): Pass instantiated_below.
5983 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5985 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5986 the definitions are not instantiated.
5988 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5989 (block_before_loop): New.
5990 * tree-data-ref.c (dr_analyze_indices): Update uses of
5992 * graphite.c (block_before_scop): New.
5993 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5994 basic block, not a loop for determining the parameters.
5995 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5997 (idx_record_params, find_params_in_bb, find_scop_parameters,
5998 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5999 to instantiate_scev.
6001 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6003 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6007 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6009 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6010 Check zero freq and increase if necessary.
6012 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6014 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6015 regno is in the right range. Add comments.
6017 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6019 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6021 * mips-tfile.c (copy_object): Cast alloca result to int *.
6022 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6024 Rename class to sclass.
6025 (read_tfile): Cast read_seek return values to proper types.
6026 Cast xcalloc return value to proper type.
6028 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6030 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6031 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6032 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6034 2008-09-09 Jan Hubicka <jh@suse.cz>
6036 * profile.c (is_edge_inconsistent): Add debug output; ignore
6037 negative count on fake edges.
6038 (is_inconsistent): Add debug output.
6040 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6042 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6044 (choose_ready): When first insn is chosen from the ready list, also
6047 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6049 PR rtl-optimization/37360
6050 * haifa-sched.c (max_issue): Do not assert that we never issue more
6051 insns than issue_rate. Add comment.
6053 2008-09-09 Richard Guenther <rguenther@suse.de>
6055 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6056 (verify_types_in_gimple_call): Rename to ...
6057 (verify_gimple_call): ... this. Enhance.
6058 (verify_types_in_gimple_cond): Remove.
6059 (verify_gimple_comparison): New function ...
6060 (verify_types_in_gimple_assign): ... split out from here.
6061 (verify_types_in_gimple_return): Rename to ...
6062 (verify_gimple_return): ... this. Enhance.
6063 (verify_types_in_gimple_switch): Rename to ...
6064 (verify_gimple_switch): ... this. Enhance.
6065 (verify_gimple_goto): New function.
6066 (verify_types_in_gimple_phi): Rename to ...
6067 (verify_gimple_phi): ... this. Enhance.
6068 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6069 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6070 (verify_types_in_gimple_seq_2): Remove cases handled in
6071 verify_types_in_gimple_stmt.
6073 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6075 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6076 (push_multiple_operation, pop_multiple_operation): Set it.
6077 (workaround_rts_anomaly): New function.
6078 (workaround_speculation): New function, broken out of bfin_reorg.
6079 (bfin_reorg): Call the new functions.
6081 2008-09-09 Richard Guenther <rguenther@suse.de>
6085 * gimplify.c (gimplify_conversion): Change conversions of
6086 non-register type to VIEW_CONVERT_EXPRs.
6087 (gimplify_addr_expr): If we need to make the operand
6088 addressable make sure to use a properly initialized
6089 temporary for that so it gets a valid gimple store.
6091 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6093 * function.h (struct function): Add function_start_locus.
6094 * cfgexpand.c (gimple_expand_cfg): Use it.
6095 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6097 2008-09-09 Richard Guenther <rguenther@suse.de>
6099 PR tree-optimization/37433
6100 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6103 2008-09-09 Richard Guenther <rguenther@suse.de>
6105 PR tree-optimization/37387
6106 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6107 and bits to a common type.
6109 2008-09-09 Nick Clifton <nickc@redhat.com>
6111 * config/v850/v850.md (return): Restore frame size restriction.
6113 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6115 * c-common.c (c_expand_decl): Remove.
6116 * c-common.h (anon_aggr_type_p): Remove prototype.
6117 (DECL_ANON_UNION_ELEMS): Remove.
6118 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6119 * c-decl.c (anon_aggr_type_p): Remove.
6120 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6121 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6122 * langhooks.h (struct lang_hooks): Remove expand_decl.
6123 * langhooks.c (lhd_expand_decl): Remove.
6124 * stmt.c (expand_anon_union_decl): Remove.
6125 * tree.h (expand_anon_union_decl): Remove prototype.
6127 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6130 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6132 * config/avr/avr.md (QISI) : Define mode iterator.
6133 (negated_tst<mode>) : Redefine as split using mode macro.
6134 (reversed_tstqi): Define insn as reversed compare with zero.
6135 (reversed_tsthi): Ditto.
6136 (reversed_tstsi): Ditto.
6138 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6141 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6142 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6145 * predict.c (optimize_function_for_size_p): Don't segfault if
6147 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6148 tree_swap_operands_p): Don't test cfun != NULL before calling
6149 optimize_function_for_s*_p.
6151 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6153 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6156 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6158 * crx/crx.h (IRA_COVER_CLASSES): Define.
6160 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6163 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6164 even when a stmt has been gimple_modified_p, but after fold_stmt is
6165 not any longer. Remove unneeded may_have_exposed_new_symbols
6168 2008-09-08 Richard Guenther <rguenther@suse.de>
6170 PR tree-optimization/37421
6171 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6174 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6177 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6179 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6182 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6183 * pa-hpux10.h (LINK_SPEC): Likewise.
6184 * pa-hpux11.h (LINK_SPEC): Likewise.
6186 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6188 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6189 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6191 2008-09-07 Helge Deller <deller@gmx.de>
6193 * pa/linux-atomic.c: New file.
6194 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6195 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6197 2008-09-07 Richard Guenther <rguenther@suse.de>
6198 Ira Rosen <irar@il.ibm.com>
6200 PR tree-optimization/36630
6201 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6202 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6204 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6205 Ira Rosen <irar@il.ibm.com>
6207 PR tree-optimization/35642
6208 * config/rs6000/altivec.md (mulv8hi3): Implement.
6210 2008-09-06 Jeff Law <law@redhat.com>
6212 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6214 2008-09-06 Jan Hubicka <jh@suse.cz>
6216 PR tree-optimization/14703
6217 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6219 * passes.c (init_optimization_passes): Recompute inline parameters.
6221 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6223 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6226 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6227 Peter Fuerst <post@pfrst.de>
6229 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6230 * doc/extend.texi: Document __builtin_mips_cache.
6231 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6232 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6233 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6234 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6235 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6236 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6237 (set_push_mips_isas): New variable.
6238 (mips_r10k_cache_barrier): New variable.
6239 (cache): New availability predicate.
6240 (mips_builtins): Add an entry for __builtin_mips_cache.
6241 (mips_build_cvpointer_type): New function.
6242 (MIPS_ATYPE_CVPOINTER): New macro.
6243 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6245 (r10k_simplified_address_p, r10k_simplify_address)
6246 (r10k_uncached_address_p, r10k_safe_address_p)
6247 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6248 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6249 (r10k_insert_cache_barriers): New functions.
6250 (mips_reorg_process_insns): Delete cache barriers after a
6251 branch-likely instruction.
6252 (mips_reorg): Call r10k_insert_cache_barriers.
6253 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6254 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6255 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6256 (mips_cache, r10k_cache_barrier): New define_insns.
6258 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6260 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6261 * ira-color.c (setup_allocno_left_conflicts_num): Use
6262 hard_reg_set_equal_p instead of a comparison with
6263 ira_zero_hard_reg_set.
6264 * ira.c (setup_reg_subclasses): Likewise.
6265 (setup_cover_and_important_classes): Likewise.
6266 (setup_class_translate): Likewise.
6267 (setup_reg_class_intersect_union): Likewise.
6268 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6269 (ira_init_once): Don't initialize them.
6271 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6273 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6275 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6277 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6279 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6281 Improved branch hints, safe hints, and scheduling.
6283 * haifa-sched.c (sched_emit_insn) : Define.
6284 * sched-int.h (sched_emit_insn) : Add prototype.
6285 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6286 -mhint-max-distance -msafe-hints) : Document.
6287 * config/spu/spu.c (spu_flag_var_tracking): New.
6288 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6289 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6290 TARGET_ASM_FILE_START): Define.
6291 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6292 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6293 (spu_emit_branch_hint): Add blocks argument.
6294 (insert_branch_hints, insert_nops): Remove.
6295 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6296 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6297 spu_sched_reorder, asm_file_start): New functions.
6298 (clock_var, spu_sched_length, pipe0_clock,
6299 pipe1_clock, prev_clock_var, prev_priority,
6300 spu_ls_first, prev_ls_clock): New static variables.
6301 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6302 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6303 (nopn_nv): Add a non-volatile version of nop.
6304 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6305 -mhint-max-distance, -msafe-hints): New options.
6307 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6308 Samuel Tardieu <sam@rfc1149.net>
6310 * opts.c (decode_options): Combine nested if statements.
6313 * opts.c (decode_options): Handle more relationships among
6314 unit-at-a-time, toplevel-reorder, and section-anchors.
6316 2008-09-05 David Daney <ddaney@avtrex.com>
6318 * doc/install.texi (--enable-reduced-reflection): Document new option.
6320 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6322 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6324 (constantpool_operand): New.
6325 (move_operand): Disallow sub-word modes for the constant pool.
6326 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6327 (xtensa_secondary_reload_class): Replace with....
6328 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6329 Set icode for sub-word reloads from the constant pool.
6330 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6331 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6332 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6333 * config/xtensa/xtensa-protos.h: Update prototypes.
6335 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6337 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6338 (REG_CLASS_NAMES): Update.
6339 (REG_CLASS_CONTENTS): Update.
6340 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6341 of ALL_REGS for regs 77 and 78.
6342 * function.c (instantiate_virtual_regs_in_insn): Assert that
6343 return value of simplify_gen_subreg is not NULL.
6345 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6347 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6348 (gen_rtvec_v): Fix coding standards.
6350 2008-09-04 Jan Hubicka <jh@suse.cz>
6352 * i386.c (decide_alg): Be more conservative about optimizing for size.
6354 2008-09-04 Ian Lance Taylor <iant@google.com>
6356 * varasm.c (narrowing_initializer_constant_valid_p): New
6358 (initializer_constant_valid_p): Call it.
6360 2008-09-04 Jeff Law <law@redhat.com>
6362 * fold-const.c (native_encode_real): Fix computation of WORDS.
6363 (native_interpret_real): Likewise.
6365 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6367 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6369 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6371 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6372 that the cost is already taken into account in ira-costs.c
6374 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6376 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6377 ira_debug_copies): New.
6378 (ira_bulid): Call print_copies.
6380 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6382 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6385 * config/rs6000/rs6000.c (optimization_options): Remove check of
6386 flag_toplevel_order.
6388 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6390 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6391 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6392 second operand is a reg_imm10_operand.
6393 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6394 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6395 (*seq_<GPR:mode><GPR2:mode>): Rename to
6396 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6398 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6399 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6401 (*sne_<GPR:mode><GPR2:mode>): Rename to
6402 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6405 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6407 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6408 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6409 combining an arithmetic right shift by more than 31 and a
6410 trunction. Don't match for out-of-range shift amounts. Set
6411 attribute mode to <MODE>.
6412 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6413 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6414 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6415 shifts by less than 32.
6416 (extv): Change predicate on first operand to accept registers.
6417 Change predicate of the other operands from immediate_operand to
6418 const_int_operand. Expand exts when source is a register.
6419 (extzv): Change predicate of the constant operands from
6420 immediate_operand to const_int_operand.
6421 (extzv<mode>): Change predicate of the constant operands from
6422 immediate_operand to const_int_operand and no constraint. Also
6424 (*extzv_trunc<mode>_exts): New pattern.
6426 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6428 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6429 * config/mips/mips-protos.h (mask_low_and_shift_p,
6430 mask_low_and_shift_len): Declare.
6431 * config/mips/mips.c (mask_low_and_shift_p,
6432 mask_low_and_shift_len): New functions.
6433 (mips_print_operand): Handle new operand prefix "m".
6434 * config/mips/mips.md (*cins<mode>): New pattern.
6436 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6438 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6439 optimizing for size.
6441 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6443 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6444 regardless of epilogue_completed.
6446 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6449 * ira-lives.c (process_bb_node_lives): Check setjmp.
6451 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6454 * ira-build.c (form_loop_tree): Reverse BB walk.
6455 (create_bb_allocnos): Likewise.
6456 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6457 (mark_reg_store): Rename to...
6458 (mark_ref_live): ...this and take a df_ref argument instead of
6459 note_stores arguments. Assert that we have a register.
6460 (mark_reg_clobber): Delete.
6461 (def_conflicts_with_inputs_p): New function.
6462 (mark_reg_conflicts): Delete.
6463 (mark_reg_death): Rename to...
6464 (mark_ref_dead): ...this and take a df_ref argument instead of
6465 a register. Assert that we have a register.
6466 (process_bb_node_lives): Hoist frequency calculation out of
6467 instruction walk. Convert from a forwards scan to a backwards scan.
6468 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6469 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6470 (create_allocno_live_ranges): Don't create regs_set.
6472 2008-09-04 Ian Lance Taylor <iant@google.com>
6474 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6475 or REG_LABEL_TARGET.
6476 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6477 comparing MODE with MEM.
6478 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6479 comparing with GF_PREDICT_TAKEN.
6480 (gimple_get_lhs): Change code to enum gimple_code.
6481 (gimple_set_lhs): Likewise.
6482 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6483 * omp-low.c (find_omp_clause): Change kind parameter to enum
6485 * tree-flow.h (find_omp_clause): Update declaration.
6486 * regrename.c (clear_dead_regs): Change kind parameter to enum
6488 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6490 * see.c (see_get_extension_data): Change return type to enum
6491 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6492 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6493 (see_gen_normalized_extension): Change extension_code parameter to
6495 (see_seek_pre_extension_expr): Change extension_code to enum
6497 (see_merge_one_def_extension): Likewise.
6498 (see_handle_relevant_defs): Likewise.
6499 (see_handle_relevant_uses): Likewise.
6500 (see_analyze_one_def): Likewise.
6501 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6502 GIMPLE_ASM rather than ASM_EXPR.
6503 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6504 GIMPLE_RETURN rather than RETURN_EXPR.
6505 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6506 (evaluate_stmt): Likewise.
6507 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6508 to enum vect_relevant.
6509 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6510 compare gimple codes with tree codes.
6512 2008-09-04 Paul Brook <paul@codesourcery.com>
6514 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6516 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6518 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6519 pointer check lost in the recent no-unit-at-a-time patch.
6521 2008-09-04 Jan Hubicka <jh@suse.cz>
6524 * tree-switch-conversion.c (check_final_bb): Accept only IP
6527 2008-09-04 Jan Hubicka <jh@suse.cz>
6529 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6531 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6532 using_ranges argument.
6533 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6534 (vrp_visit_cond_stmt): Update call of
6535 vrp_evaluate_conditional_warnv_with_ops
6537 2008-09-04 Jan Hubicka <jh@suse.cz>
6539 PR tree-optimization/37345
6540 PR tree-optimization/37358
6541 PR tree-optimization/37357
6542 * tree.c (build_function_type_skip_args): Build distinct type copy;
6544 (build_function_decl_skip_args): Set type of new decl not orig decl;
6545 clear DECL_VINDEX for methods turned into functions.
6547 2008-09-04 Nick Clifton <nickc@redhat.com>
6549 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6550 * configure: Regenerate.
6551 * config.in: Regenerate.
6552 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6553 alignment field, if it is supported.
6555 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6557 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6560 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6562 * config/rs6000/rs6000.c (processor_target_table): Do not
6563 enable VMX for POWER6.
6565 2008-09-03 Anton Blanchard <anton@samba.org>
6567 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6568 emit memory barrier before operation.
6570 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6573 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6574 default_elf_asm_output_external.
6576 2008-09-03 Jeff Law <law@redhat.com>
6578 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6580 2008-09-03 Richard Henderson <rth@redhat.com>
6582 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6583 memory barrier to below the test-and-set.
6584 (alpha_split_lock_test_and_set_12): Likewise.
6586 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6590 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6593 * ira-color.c (print_loop_title): Use all_allocnos.
6594 (color_pass): Ditto. Don't add border_allocnos. Check that
6595 subloop allocno in the correspdoning bitmap all_allocnos.
6597 * ira-emit.c (change_loop): Use all_allocnos.
6599 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6600 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6601 (create_cap_allocno): Remove setting mentioned_allocnos.
6602 (create_insn_allocnos): Ditto.
6603 (remove_unnecessary_allocnos): Use all_allocnos.
6604 (check_allocno_creation): Check that allocnos are in the
6605 corresponding bitmap all_allocnos.
6607 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6611 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6612 (process_regs_for_copy): Process subregs. Refine check when cost
6613 is taken into account in ira-costs.c.
6614 (process_reg_shuffles): Use REG_SUBREG_P.
6615 (add_insn_allocno_copies): Ditto. Ignore modes.
6617 * ira-color.c (conflict_allocno_vec): New.
6618 (COST_HOP_DIVISOR): New macro.
6619 (update_copy_costs_1): Use it.
6620 (update_conflict_hard_regno_costs): New function.
6621 (assign_hard_reg): Use it.
6622 (ira_color): Allocate and free conflict_allocno_vec.
6624 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6628 * ira-int.h (ira_sort_insn_chain): Remove.
6630 * ira.c (basic_block_order_nums, chain_insn_order,
6631 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6632 (ira): Don't call ira_sort_insn_chain.
6634 * reload1.c (reload): Don't call ira_sort_insn_chain.
6636 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6639 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6640 which become non throw.
6641 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6642 update_call_expr after updating the flags on the decl.
6644 2008-09-03 Jan Hubicka <jh@suse.cz>
6646 PR tree-optimization/37315
6647 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6648 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6649 (cgraph_analyze_functions): Use node->analyzed
6650 (cgraph_mark_functions_to_output): Likewise.
6651 (cgraph_expand_function): All functions can be released after
6653 (cgraph_optimize): Use gimple_has_body_p.
6654 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6655 (cgraph_decide_inlining_incrementally): Likewise.
6656 (inline_transform): Inline transform.
6657 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6659 (inlinable_function_p): Drop gimple_body check.
6660 (expand_call_inline): Use gimple_has_body_p.
6661 * gimple.c (gimple_has_body_p): New.
6662 * gimple.h (gimple_has_body_p): Add prototype.
6663 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6664 (dump_function_to_file): Use gimple_has_body_p check.
6666 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6669 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6671 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6673 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6675 From Michael Frysinger <michael.frysinger@analog.com>
6676 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6677 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6680 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6683 * doc/extend.texi: Document picoChip builtin functions.
6684 * doc/invoke.texi: Document picoChip options.
6685 * doc/contrib.texi: Add picoChip contribution.
6686 * doc/md.texi: Document picoChip constraints.
6687 * config.gcc: Add picochip-*-*.
6688 * config/picochip/: Add new port.
6690 2008-09-03 Richard Guenther <rguenther@suse.de>
6692 PR tree-optimization/37328
6693 * tree-sra.c (sra_build_assignment): Gimplify properly.
6694 (generate_copy_inout): Take the correct stmt as definition,
6695 remove bogus assert.
6697 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6699 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6702 From Michael Frysinger <michael.frysinger@analog.com>
6703 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6705 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6707 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6708 (__gthread_setspecific): Revert 2008-08-31 change to
6709 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6711 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6713 * diagnostic.c (error_at): New.
6714 * toplev.h (error_at): New prototype.
6715 * c-typeck.c (build_array_ref): Call error_at instead of error.
6716 Pass location to pedwarn.
6718 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6720 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6722 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6724 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6725 VAR_DECL and CONST_DECL.
6727 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6728 Jakub Jelinek <jakub@redhat.com>
6730 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6731 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6732 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6733 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6734 Don't set ix86_save_varrargs_registers.
6735 (ix86_setup_incoming_varargs): Assume cum != NULL.
6736 (ix86_va_start): Check ix86_varargs_gpr_size and
6737 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6738 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6739 from frame pointer if ix86_varargs_gpr_size == 0.
6740 (ix86_compute_frame_layout): Updated.
6741 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6742 (ix86_varargs_gpr_size): Define.
6743 (ix86_varargs_fpr_size): Likewise.
6744 (machine_function): Remove save_varrargs_registers.
6745 Add varargs_gpr_size and varargs_fpr_size.
6747 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6749 * config/alpha/alpha.c (va_list_skip_additions,
6750 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6751 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6754 PR tree-optimization/36766
6755 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6756 for already removed basic blocks.
6759 * real.c (real_maxval): Clear a lower bit to make real_maxval
6760 match get_max_float for IBM long double format.
6762 2008-09-02 Andreas Schwab <schwab@suse.de>
6764 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6765 * configure: Regenerate.
6767 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6769 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6770 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6771 checking for a non-VOID CONSTANT_P.
6773 2008-09-02 Jan Hubicka <jh@suse.cz>
6775 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6776 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6779 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6781 * expr.c (emit_group_store): Don't assert stack temp mode size.
6783 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6784 Tobias Grosser <grosser@fim.uni-passau.de>
6785 Jan Sjodin <jan.sjodin@amd.com>
6786 Harsha Jagasia <harsha.jagasia@amd.com>
6787 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6788 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6789 Adrien Eliche <aeliche@isty.uvsq.fr>
6791 Merge from graphite branch.
6794 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6795 * doc/invoke.texi (-floop-block, -floop-interchange,
6796 -floop-strip-mine): Document new flags.
6797 * tree-into-ssa.c (gimple_vec): Moved...
6798 * tree-loop-distribution.c (rdg_component): Moved...
6799 * cfgloopmanip.c: Include tree-flow.h.
6800 (update_dominators_in_loop): New.
6801 (create_empty_if_region_on_edge): New.
6802 (create_empty_loop_on_edge): New.
6803 (loopify): Use update_dominators_in_loop.
6804 * tree-pass.h (pass_graphite_transforms): Declared.
6805 * configure: Regenerate.
6806 * tree-phinodes.c (make_phi_node): Export.
6807 (add_phi_node_to_bb): New, split from create_phi_node.
6808 * tree-chrec.c (for_each_scev_op): New.
6809 * tree-chrec.h (for_each_scev_op): Declared.
6810 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6811 (remove_statement): Call get_phi_with_result.
6812 * config.in (HAVE_cloog): Undef.
6813 * gdbinit.in (pgg): New.
6814 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6815 * tree-ssa-loop.c (graphite_transforms): New.
6816 (gate_graphite_transforms): New.
6817 (pass_graphite_transforms): New.
6818 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6819 HAVE_cloog): Defined.
6820 * tree-vectorizer.c (rename_variables_in_bb): Export.
6821 * tree-data-ref.c (dr_may_alias_p): Export.
6822 (stmt_simple_memref_p): New.
6823 (find_data_references_in_stmt): Export.
6824 (find_data_references_in_loop): Export.
6825 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6826 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6827 (create_rdg_vertices): Export.
6828 (build_empty_rdg): New.
6829 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6830 * tree-data-ref.h (rdg_component): ... here.
6832 (struct data_reference): Add a field scop.
6834 (find_data_references_in_loop): Declared.
6835 (find_data_references_in_stmt): Declared.
6836 (create_rdg_vertices): Declared.
6837 (dr_may_alias_p): Declared.
6838 (stmt_simple_memref_p): Declared.
6839 (struct rdg_edge): Add a field ddr_p relation.
6840 (build_empty_rdg): Declared.
6841 * lambda.h (lambda_matrix): Declare a VEC of.
6842 (find_induction_var_from_exit_cond): Declared.
6843 (lambda_vector_compare): New.
6844 * common.opt (fgraphite, floop-strip-mine,
6845 floop-interchange, floop-block): New flags.
6846 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6847 * cfgloop.c (is_loop_exit): New.
6848 * cfgloop.h (is_loop_exit): Declared.
6849 (create_empty_if_region_on_edge): Declared.
6850 (create_empty_loop_on_edge): Declared.
6851 * tree-flow.h (add_phi_node_to_bb): Declared.
6852 (make_phi_node): Declared.
6853 (rename_variables_in_bb): Declared.
6854 (perfect_loop_nest_depth): Declared.
6855 (graphite_transform_loops): Declared.
6856 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6857 (graphite.o-warn): Add -Wno-error.
6858 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6859 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6860 (INCLUDES): Add PPLINC, CLOOGINC.
6861 (OBJS-common): Add graphite.o.
6862 (graphite.o): Add rule.
6863 * gimple.h (gimple_vec): ... here.
6864 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6865 * passes.c (init_optimization_passes): Schedule
6866 pass_graphite_transforms.
6868 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6871 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6872 and -fno-toplevel-reorder after handle_options.
6874 2008-09-02 Paul Brook <paul@codesourcery.com>
6876 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6877 (arm_override_options): Set arm_tune_cortex_a9.
6878 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6879 (arm_issue_rate): Handle cortexa9.
6880 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6881 * config/arm/arm-cores.def: Add cortex-a9.
6882 * config/arm/arm-tune.md: Regenerate.
6883 * config/arm/arm.md: Include cortex-a9.md.
6884 (generic_sched, generic_vfp): Add cortexa9.
6885 * config/arm/cortex-a9.md: New file.
6887 2008-09-02 Richard Guenther <rguenther@suse.de>
6889 PR tree-optimization/37327
6890 * tree-vrp.c (register_new_assert_for): Make sure to not have
6891 TREE_OVERFLOW set on the bound.
6893 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6895 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6897 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6898 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6901 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6903 * gcc/config/spu/spu.md (divdf3): Removed.
6905 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6907 PR tree-optimization/37095
6908 * cgraph.c (cgraph_node): When creating new cgraph node after
6909 assembler_name_hash has been populated, record it in the hash
6912 2008-09-01 Paul Brook <paul@codesourcery.com>
6914 * doc/invoke.texi: Document -mword-relocations.
6915 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6916 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6917 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6918 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6919 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6920 (arm_emit_movpair): New function.
6921 (arm_print_operand <c>): Handle sybolic addresses.
6922 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6923 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6924 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6925 * config/arm/arm.opt: Add -mword-relocations.
6926 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6927 (arm_movt, arm_movw): New.
6929 2008-09-01 Paul Brook <paul@codesourcery.com>
6931 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6932 Allow Interworking on ARMv4 EABI based targets.
6933 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6934 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6936 2008-09-01 Paul Brook <paul@codesourcery.com>
6938 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6939 optimized LT0 test. Remove optimization for GT.
6941 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6943 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6944 openmp applications.
6945 * pa-hpux11.h (LIB_SPEC): Likewise.
6947 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6950 2008-09-01 Jan Hubicka <jh@suse.cz>
6952 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6953 present, use only counts; when guessed use only frequencies.
6954 (estimate_bb_frequencies): Use function_frequency.
6955 * profile.c (compute_branch_probabilities): Exit early when
6956 profile reading failed. Set profile_status.
6957 (branch_prob): Do not set profile_status.
6959 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6961 * tree.c (protected_set_expr_location): New.
6962 * tree.h (protected_set_expr_location): New prototype.
6963 * c-tree.h (build_array_ref): Add argument.
6964 (parser_build_unary_op): Same.
6965 * c-typeck.c (build_indirect_ref): Handle new location argument.
6966 (build_array_ref): Same.
6967 (parser_build_unary_op): Same.
6968 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6970 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6972 * c-common.c (finish_label_address_expr): Handle new location argument.
6973 * c-common.h (build_indirect_ref): Add argument.
6974 (finish_label_address_expr): Same.
6975 * c-parser.c (c_parser_unary_expression): Pass location to build
6977 (c_parser_postfix_expression): Same.
6979 2008-09-01 Paul Brook <paul@codesourcery.com>
6981 * config/arm/arm.md: Include cortex-r4f.md.
6982 (attr fpu): Update type list.
6983 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6984 fconstd, fcmps and fcmpd.
6985 (attr tune_cortexr4): Define.
6986 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6987 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6988 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6989 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6990 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6991 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6992 cortex_a8_vfp_farith: Ditto.
6993 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6994 * config/arm/cortex-r4.md: Use tune_cortexr4.
6995 * config/arm/cortex-r4f.md: New file.
6997 2008-09-01 Richard Guenther <rguenther@suse.de>
6999 PR tree-optimization/37305
7000 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7001 the result of constant conversions.
7002 (fold_gimple_assign): Likewise.
7004 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7006 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7007 #ifdef ENABLE_CHECKING.
7009 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7011 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7012 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7013 when !INSN_SCHEDULING.
7015 2008-09-01 Andreas Schwab <schwab@suse.de>
7017 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7019 2008-09-01 Paul Brook <paul@codesourcery.com>
7021 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7023 2008-09-01 Jan Hubicka <jh@suse.cz>
7025 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7027 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7029 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7030 * gimplify.c (gimplify_init_constructor): Add speed operand.
7031 * tree-sra.c (decide_block_copy): Likewise.
7032 * tree-inline.c (estimate_move_cost): Likewise.
7033 * config/alpha/alpha.h (MOVE_RATIO): Update.
7034 * config/frv/frv.c (MOVE_RATIO): Update.
7035 * config/spu/spu.h (MOVE_RATIO): Update.
7036 * config/sparc/sparc.h (MOVE_RATIO): Update.
7037 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7038 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7039 * config/cris/cris.h (MOVE_RATIO): Update.
7040 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7041 * config/arm/arm.h (MOVE_RATIO): Update.
7042 * config/pa/pa.md: Update uses of MOVE_RATIO
7043 * config/pa/pa.h (MOVE_RATIO): Update.
7044 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7045 CLEAR_RATIO, SET_RATIO): Update.
7046 * config/h8300/h8300.h (MOVE_RATIO): Update.
7047 * config/v850/v850.h (MOVE_RATIO): Update.
7048 * config/bfin/bfin.h (MOVE_RATIO): Update.
7050 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7051 Dmitry Melnik <dm@ispras.ru>
7052 Dmitry Zhurikhin <zhur@ispras.ru>
7053 Alexander Monakov <amonakov@ispras.ru>
7054 Maxim Kuvyrkov <maxim@codesourcery.com>
7056 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7057 sel-sched-dump.c, sel-sched-ir.c: New files.
7058 * Makefile.in (OBJS-common): Add selective scheduling object files.
7059 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7060 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7061 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7062 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7063 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7064 (make_forwarder_block): Update loop latch if we have redirected
7065 the loop latch edge.
7066 * cfgloop.c (get_loop_body_in_custom_order): New function.
7067 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7068 (CP_FALLTHRU_PREHEADERS): Likewise.
7069 (get_loop_body_in_custom_order): Declare.
7070 * cfgloopmanip.c (has_preds_from_loop): New.
7071 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7072 Assert that the preheader edge will be fall thru when it is set.
7073 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7074 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7075 fsel-sched-substitution, fselective-scheduling): New flags.
7076 * cse.c (hash_rtx_cb): New.
7078 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7079 sel_sched_insn_cnt): New counters.
7080 * final.c (compute_alignments): Export. Free dominance
7081 info after loop_optimizer_finalize.
7082 * genattr.c (main): Output maximal_insn_latency prototype.
7083 * genautomata.c (output_default_latencies): New.
7084 Factor its code from ...
7085 (output_internal_insn_latency_func): ... here.
7086 (output_internal_maximal_insn_latency_func): New.
7087 (output_maximal_insn_latency_func): New.
7088 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7089 (struct hard_reg_set_iterator): New.
7090 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7091 hard_reg_set_iter_next): New functions.
7092 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7093 * lists.c (remove_free_INSN_LIST_node,
7094 remove_free_EXPR_LIST_node): New functions.
7095 * loop-init.c (loop_optimizer_init): When
7096 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7097 calling create_preheaders.
7098 (loop_optimizer_finalize): Do not verify flow info after reload.
7099 * recog.c (validate_replace_rtx_1): New parameter simplify.
7100 Default it to true. Update all uses. Factor out simplifying
7102 (simplify_while_replacing): ... this new function.
7103 (validate_replace_rtx_part,
7104 validate_replace_rtx_part_nosimplify): New.
7105 * recog.h (validate_replace_rtx_part,
7106 validate_replace_rtx_part_nosimplify): Declare.
7107 * rtl.c (rtx_equal_p_cb): New.
7108 (rtx_equal_p): Use it.
7109 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7110 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7111 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7112 * vecprim.h: Add a vector type for unsigned int.
7113 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7114 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7115 ready_try, cycle_issued_insns, spec_info): Make global.
7116 (readyp): Initialize.
7117 (dfa_lookahead): New global variable.
7118 (old_max_uid, old_last_basic_block): Remove.
7119 (h_i_d): Make it a vector.
7120 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7122 (after_recovery, adding_bb_to_current_region_p):
7123 New variables to handle correct insertion of the recovery code.
7124 (struct ready_list): Move declaration to sched-int.h.
7125 (rgn_n_insns): Removed.
7126 (rtx_vec_t): Move to sched-int.h.
7127 (find_insn_reg_weight): Remove.
7128 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7129 (haifa_init_h_i_d, haifa_finish_h_i_d):
7130 New functions to initialize / finalize haifa instruction data.
7131 (extend_h_i_d, init_h_i_d): Rewrite.
7132 (unlink_other_notes): Move logic to add_to_note_list. Handle
7133 selective scheduler.
7134 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7135 find_fallthru_edge): Make global, remove static prototypes.
7136 (max_issue): Make global. Add privileged_n and state parameters. Use
7138 (extend_global, extend_all): Removed.
7139 (init_before_recovery): Add new param. Fix the handling of the case
7140 when we insert a recovery code before the EXIT which has a predecessor
7141 with a fallthrough edge to it.
7142 (create_recovery_block): Make global. Rename to
7143 sched_create_recovery_block. Update.
7144 (change_pattern): Rename to sched_change_pattern. Make global.
7145 (speculate_insn): Rename to sched_speculate_insn. Make global.
7146 Split haifa-specific functionality into ...
7147 (haifa_change_pattern): New static function.
7148 (sched_extend_bb): New static function.
7149 (sched_init_bbs): New function.
7150 (current_sched_info): Change type to struct haifa_sched_info.
7151 (insn_cost): Adjust for selective scheduling.
7152 (dep_cost_1): New function. Move logic from ...
7153 (dep_cost): ... here.
7154 (dep_cost): Use dep_cost_1.
7155 (contributes_to_priority_p): Use sched_deps_info instead of
7157 (priority): Adjust to work with selective scheduling. Process the
7158 corner case when all dependencies don't contribute to priority.
7159 (rank_for_schedule): Use ds_weak instead of dep_weak.
7160 (advance_state): New function. Move logic from ...
7161 (advance_one_cycle): ... here.
7162 (add_to_note_list, concat_note_lists): New functions.
7163 (rm_other_notes): Make static. Adjust for selective scheduling.
7164 (remove_notes, restore_other_notes): New functions.
7165 (move_insn): Add two arguments. Update assert. Don't call
7167 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7168 Remove more_issue, max_points. Move the code to initialize
7169 max_lookahead_tries to max_issue.
7170 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7171 ready. Adjust use of move_insn. Call restore_other_notes.
7173 (sched_init, sched_finish): Move Haifa-specific initialization/
7175 (haifa_sched_init, haifa_sched_finish): ... respectively.
7177 (setup_sched_dump): New function.
7178 (haifa_init_only_bb): New static function.
7179 (haifa_speculate_insn): New static function.
7180 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7181 (extend_ready, extend_all): Remove.
7182 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7183 (create_check_block_twin, add_to_speculative_block): Use
7184 haifa_insns_init instead of extend_global. Update to use new
7185 initialization functions. Change parameter. Factor out code from
7186 create_check_block_twin to ...
7187 (sched_create_recovery_edges) ... this new function.
7188 (add_block): Remove.
7189 (sched_scan_info): New.
7190 (extend_bb): Use sched_scan_info.
7191 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7192 static functions for walking through scheduling region.
7193 (sched_luids): New vector variable to replace uid_to_luid.
7194 (luids_extend_insn): New function.
7195 (sched_max_luid): New variable.
7196 (luids_init_insn): New function.
7197 (sched_init_luids, sched_finish_luids): New functions.
7198 (insn_luid): New debug function.
7199 (sched_extend_target): New function.
7200 (haifa_init_insn): New static function.
7201 (sched_init_only_bb): New hook.
7202 (sched_split_block): New hook.
7203 (sched_split_block_1): New function.
7204 (sched_create_empty_bb): New hook.
7205 (sched_create_empty_bb_1): New function.
7206 (common_sched_info, ready): New global variables.
7207 (current_sched_info_var): Remove.
7208 (move_block_after_check): Use common_sched_info.
7209 (haifa_luid_for_non_insn): New static function.
7210 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7211 (increase_insn_priority): New.
7212 * modulo-sched.c: (issue_rate): Remove static declaration.
7213 (sms_sched_info): Change type to haifa_sched_info.
7214 (sms_sched_deps_info, sms_common_sched_info): New variables.
7215 (setup_sched_infos): New.
7216 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7217 Do not call regstat_free_calls_crossed.
7218 (sms_print_insn): Use const_rtx.
7219 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7220 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7221 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7222 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7223 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7224 current_sched_info to use it.
7225 (enum reg_pending_barrier_mode): Move to sched-int.h.
7226 (h_d_i_d): New variable. Initialize to NULL.
7227 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7229 (estimate_dep_weak): Remove static declaration.
7230 (sched_has_condition_p): New function. Adjust users of
7231 sched_get_condition to use it instead.
7232 (conditions_mutex_p): Add arguments indicating which conditions are
7234 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7235 argument to indicate whether returned condition is reversed. Do not
7236 generate new rtx when condition should be reversed; indicate it by
7237 setting new argument instead.
7238 (add_dependence_list_and_free): Add deps parameter.
7239 Update all users. Do not free dependence list when
7240 deps context is readonly.
7241 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7243 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7244 (remove_from_deps): New. Use the above functions.
7245 (cur_insn, can_start_lhs_rhs_p): New static variables.
7246 (add_or_update_back_dep_1): Initialize present_dep_type.
7247 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7248 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7249 haifa_note_dep): New functions implementing dependence hooks for
7250 the Haifa scheduler.
7251 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7252 note_dep): New functions.
7253 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7255 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7256 (free_deps): Initialize deps->reg_last.
7257 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7258 sched_analyze_insn): Update to use dependency hooks infrastructure
7259 and readonly contexts.
7260 (deps_analyze_insn): New function. Move part of logic from ...
7261 (sched_analyze): ... here. Also move some logic to ...
7262 (deps_start_bb): ... here. New function.
7263 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7265 (sched_deps_init): New function. Move code from ...
7266 (init_dependency_caches): ... here. Remove.
7267 (init_deps_data_vector): New.
7268 (sched_deps_finish): New function. Move code from ...
7269 (free_dependency_caches): ... here. Remove.
7270 (init_deps_global, finish_deps_global): Adjust for use with
7271 selective scheduling.
7272 (get_dep_weak): Move logic to ...
7273 (get_dep_weak_1): New function.
7274 (ds_merge): Move logic to ...
7275 (ds_merge_1): New static function.
7276 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7277 (ds_get_max_dep_weak): New function.
7278 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7279 (n_insns): Rename to rgn_n_insns.
7280 (debug_ebb_dependencies): New function.
7281 (init_ready_list): Use it.
7282 (begin_schedule_ready): Use sched_init_only_bb.
7283 (ebb_print_insn): Indicate when an insn starts a new cycle.
7284 (contributes_to_priority, compute_jump_reg_dependencies,
7285 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7286 (add_block1): Remove to ebb_add_block.
7287 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7288 (schedule_ebb): Initialize them. Use remove_notes instead of
7289 rm_other_notes. Use haifa_local_init/finish.
7290 (schedule_ebbs): Use haifa_sched_init/finish.
7291 * sched-int.h: Include vecprim.h, remove rtl.h.
7292 (struct ready_list): Delete declaration.
7293 (sched_verbose_param, enum sched_pass_id_t,
7294 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7295 (struct sched_scan_info_def): New structure.
7296 (sched_scan_info, sched_scan, sched_init_bbs,
7297 sched_init_luids, sched_finish_luids, sched_extend_target,
7298 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7299 (struct common_sched_info_def): New.
7300 (common_sched_info, haifa_common_sched_info,
7301 sched_emulate_haifa_p): Declare.
7303 (sched_luids): Declare.
7304 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7305 (sched_max_luid, insn_luid): Declare.
7306 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7307 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7308 print_insn, print_pattern, print_value, haifa_classify_insn,
7309 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7310 setup_sched_dump, sched_init, sched_finish,
7311 sel_insn_is_speculation_check): Export.
7312 (struct ready_list): Move from haifa-sched.c.
7313 (ready_try, ready, max_issue): Export.
7314 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7315 sched_init_only_bb, sched_split_block, sched_split_block_1,
7316 sched_create_empty_bb, sched_create_empty_bb_1,
7317 sched_create_recovery_block, sched_create_recovery_edges): Export.
7318 (enum reg_pending_barrier_mode): Export.
7319 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7321 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7322 print_insn field. Move add_block and fix_recovery_cfg to
7323 common_sched_info_def. Move compute_jump_reg_dependencies,
7325 (struct sched_deps_info_def): ... this new structure.
7326 (sched_deps_info): Declare.
7327 (struct spec_info_def): Remove weakness_cutoff, add
7328 data_weakness_cutoff and control_weakness_cutoff.
7329 (spec_info): Declare.
7330 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7332 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7333 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7334 (current_sched_info): Change type to struct haifa_sched_info.
7335 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7336 (h_d_i_d): New variable.
7337 (HDID): New accessor macro.
7338 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7339 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7341 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7342 (enum SCHED_FLAGS): Update for selective scheduler.
7343 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7344 (init_dependency_caches, free_dependency_caches): Delete declarations.
7345 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7346 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7347 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7348 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7349 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7351 (rm_other_notes): Delete declaration.
7352 (schedule_block): Remove one argument.
7353 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7354 ready_element, ready_lastpos, sched_extend_ready_list,
7355 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7356 concat_note_lists): Export.
7357 (struct region): Move from sched-rgn.h.
7358 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7359 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7360 BLOCK_TO_BB, CONTAINING_RGN): Export.
7361 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7362 (current_nr_blocks, current_blocks, target_bb): Likewise.
7363 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7364 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7365 sched_rgn_local_init, extend_regions,
7366 rgn_make_new_region_out_of_new_block, compute_priorities,
7367 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7368 extend_rgns, deps_join rgn_setup_common_sched_info,
7369 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7370 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7371 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7372 increase_insn_priority): Likewise.
7373 * sched-rgn.c: Include sel-sched.h.
7374 (ref_counts): New static variable. Use it ...
7375 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7376 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7377 (sched_is_disabled_for_current_region_p): Delete static declaration.
7378 (struct region): Move to sched-int.h.
7379 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7380 ebb_head): Define and initialize.
7381 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7382 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7383 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7385 (find_single_block_region): Add new argument to indicate that EBB
7386 regions should be constructed.
7387 (debug_live): Delete declaration.
7388 (current_nr_blocks, current_blocks, target_bb):
7389 Remove static qualifiers.
7390 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7392 (init_regions): Delete declaration.
7393 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7394 rgn_estimate_number_of_insns): New.
7395 (too_large): Use estimate_number_of_insns.
7396 (haifa_find_rgns): New. Move the code from ...
7397 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7398 (free_trg_info): New.
7399 (compute_trg_info): Allocate candidate tables here instead of ...
7400 (init_ready_list): ... here.
7401 (rgn_print_insn): Use const_rtx.
7402 (contributes_to_priority, extend_regions): Delete static declaration.
7403 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7404 (add_block1): Rename to rgn_add_block.
7405 (debug_rgn_dependencies): Delete static qualifier.
7406 (new_ready): Use sched_deps_info. Simplify.
7407 (rgn_common_sched_info, rgn_const_sched_deps_info,
7408 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7410 (region_sched_info): Rename to rgn_const_sched_info.
7411 (deps_join): New, extracted from ...
7412 (propagate_deps): ... here.
7413 (compute_block_dependences, debug_dependencies): Update for selective
7415 (free_rgn_deps, compute_priorities): New functions.
7416 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7417 sched_rgn_compute_dependencies): New functions.
7418 (schedule_region): Use them.
7419 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7420 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7422 (schedule_insns): Call new functions that were split out.
7423 (rgn_make_new_region_out_of_new_block): New.
7424 (get_rgn_sched_max_insns_priority): New.
7425 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7426 scheduling when appropriate.
7427 * sched-vis.c: Include insn-attr.h.
7428 (print_value, print_pattern): Make global.
7429 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7430 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7431 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7432 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7433 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7434 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7435 hooks. Initialize them to 0.
7436 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7437 * target.h (struct gcc_target): Add them. Rename gen_check field to
7439 * flags.h (sel_sched_switch_set): Declare.
7440 * opts.c (sel_sched_switch_set): New variable.
7441 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7442 pipelining is disabled from command line.
7443 (common_handle_option): Record whether selective scheduling is
7444 requested from command line.
7445 * doc/invoke.texi: Document new flags and parameters.
7446 * doc/tm.texi: Document new target hooks.
7447 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7449 (dfa_state_size): Do not declare locally.
7450 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7451 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7452 rs6000_alloc_sched_context, rs6000_set_sched_context,
7453 rs6000_free_sched_context): New functions.
7454 (struct _rs6000_sched_context): New.
7455 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7457 (rs6000_sched_finish): Do not run for selective scheduling.
7459 2008-08-31 Jan Hubicka <jh@suse.cz>
7461 * frv.c (frv_rtx_costs): Update forward declaration.
7462 * spu.c (spu_rtx_costs): Likewise.
7463 * pdp11.c: Include df.h
7464 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7465 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7466 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7467 * iq2000.c (iq2000_address_cost): Add speed argument.
7468 (iq2000_rtx_costs): Likewise.
7469 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7470 update call of mn10300_address_cost.
7471 * mcore.c: Include df.h
7472 (mcore_rtx_costs): Update prototype.
7473 * score3.c: Include df.h
7474 (score3_rtx_costs): Remove speed argument.
7475 * score7.c: Include df.h
7476 (score7_address_cost): Remove speed argument.
7477 * score-protos.h (score_address_cost): Update prototype.
7478 * score.c: Include df.h
7479 (score_rtx_costs): Update call of costs functions.
7480 * v850.c (v850_rtx_costs): Add bool argument.
7482 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7484 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7486 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7488 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7489 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7491 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7493 * mkmap-flat.awk: Add option pe_dll.
7494 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7495 * config/i386/t-cygwin (SHLIB_LC): Add.
7496 * config/i386/t-mingw32 (SHLIB_LC): Add.
7497 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7498 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7499 (LINK_SPEC): Support libgcc_s.
7500 (LIBGCC_SPEC): Support libgcc_s.
7501 (LIBGCC_SONAME): New.
7503 2008-08-31 Jan Hubicka <jh@suse.cz>
7505 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7506 mistakely had old version of patch.
7508 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7509 (ipcp_estimate_growth): New.
7510 (ipcp_insert_stage): Use ipcp_estimate_growth.
7511 * profile.c (branch_prob): When reading failed, do not consider
7514 2008-08-31 Jan Hubicka <jh@suse.cz>
7516 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7517 loop is optimized for speed.
7519 2008-08-31 Richard Guenther <rguenther@suse.de>
7522 * fold-const.c (fold_binary): Retain conversions in folding
7525 2008-08-31 Jan Hubicka <jh@suse.cz>
7527 * postreload-gcse.c (eliminate_partially_redundant_loads):
7528 Use optimize_bb_for_size_p.
7529 * predict.c (maybe_hot_frequency_p): Make inline.
7530 (maybe_hot_count_p): Break out from ...
7531 (maybe_hot_bb_p): ... this one.
7532 (maybe_hot_edge_p): Simplify.
7533 * basic-block.h (probably_cold_bb_p): Remove.
7535 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7538 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7540 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7541 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7542 Also split V4SFmode.
7543 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7546 2008-08-31 Jan Hubicka <jh@suse.cz>
7548 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7550 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7552 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7555 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7558 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7559 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7561 2008-08-31 Jan Hubicka <jh@suse.cz>
7563 * sparc.h (BRANCH_COST): Fix macro definition.
7564 * avr.c (avr_operand_rtx_cost): Add speed argument.
7565 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7567 2008-08-31 Richard Guenther <rguenther@suse.de>
7569 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7570 types instead of operands. Re-instantiate verifying of
7571 binary expression operands.
7573 2008-08-30 Jan Hubicka <jh@suse.cz>
7575 * fwprop.c (should_replace_address): Add speed attribute.
7576 (PR_OPTIMIZE_FOR_SPEED): New flag.
7577 (propagate_rtx_1): Use it.
7578 (propagate_rtx): Set it.
7579 (try_fwprop_subst): Update call of rtx_costs.
7580 (forward_propagate_and_simplify): LIkewise.
7581 * hooks.c (hook_int_rtx_bool_0): New
7582 (hook_bool_rtx_int_int_intp_false): Replace by ...
7583 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7584 * hooks.h (hook_int_rtx_bool_0): New
7585 (hook_bool_rtx_int_int_intp_false): Replace by ...
7586 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7587 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7588 (prepare_cmp_insn): UPdate call of rtx_cost.
7589 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7590 (reload_cse_simplify_operands): Update call of rtx_cost.
7591 (reload_cse_move2add): call of rtx_cost.
7592 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7593 * rtlanal.c (rtx_cost): Add speed argument.
7594 (address_cost): Add speed argument
7595 (default_address_cost): Likewise.
7596 (insn_rtx_cost): Likewise.
7597 * cfgloopanal.c (seq_cost): Add speed argument.
7598 (target_reg_cost, target_spill_cost): Turn to array.
7599 (init_set_costs): Update for speed.
7600 (estimate_reg_pressure_cost): Add speed argument.
7601 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7602 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7603 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7604 (seq_cost): Add speed argument.
7605 (computation_cost): Add speed arugment.
7606 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7607 (force_expr_to_var_cost): Update for profile info.
7608 (force_var_cost): Likewise.
7609 (split_address_cost): Likewise.
7610 (ptr_difference_cost): Likewise.
7611 (difference_cost): Likewise.
7612 (get_computation_cost_at): Likewise.
7613 (determine_iv_cost): Likewise.
7614 (ivopts_global_cost_for_size): Likewise.
7615 (rewrite_use_address): Likewise.
7616 (tree_ssa_iv_optimize_loop): Initialize speed field.
7617 * cse.c (optimize_this_for_speed_p): New static var.
7618 (notreg_cost): Update call of rtx_cost.
7619 (cse_extended_basic_block): set optimize_this_for_speed_p.
7620 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7621 (noce_try_cmove_arith): Likewise.
7622 (noce_try_sign_mask): LIkewise.
7623 * expr.c (compress_float_constant): Update rtx_cost calls.
7624 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7626 (addr_to_parts): Likewise.
7627 (create_mem_ref): Likewise.
7628 * dse.c (find_shift_sequence): Add speed argument.
7629 (replace_read): Update call.
7630 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7631 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7632 * neg_cost, shift_cost, shiftadd_cost,
7633 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7634 mul_highpart_cost): Increase dimension.
7635 (init_expmed): Initialize for both size and speed.
7636 (expand_shift): Use profile.
7637 (synth_mult): Use profile.
7638 (choose_mult_variant): Use profile.
7639 (expand_mult): Use profile.
7640 (expand_mult_highpart_optab): Use profile.
7641 (expand_mult_highpart): Use profile.
7642 (expand_smod_pow2): Use profile.
7643 (expand_divmod): Use profile.
7644 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7646 * loop-invariant.c (create_new_invariant): Use profile.
7647 (gain_for_invariant): Add speed parameter.
7648 (best_gain_for_invariant): Likewise.
7649 (find_invariants_to_move): Likewise.
7650 (move_single_loop_invariants): Set it.
7651 * target-def.h (TARGET_RTX_COSTS): Use hook.
7652 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7653 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7654 * output.h (default_address_cost): Update prototype.
7655 * combine.c (optimize_this_for_speed_p): New static var.
7656 (combine_validate_cost): Update call of rtx_cost.
7657 (combine_instructions): Set optimize_this_for_speed_p.
7658 (expand_compound_operation): Update call of rtx_cost.
7659 (make_extraction):Update call of rtx_cost.
7660 (force_to_mode):Update call of rtx_cost.
7661 (distribute_and_simplify_rtx):Update call of rtx_cost.
7662 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7663 (estimate_reg_pressure_cost): Update prototype.
7664 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7665 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7667 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7668 (alpha_rtx_costs): Update.
7669 * config/frv/frv.c (frv_rtx_costs): Update.
7670 * config/s390/s390.c (s390_rtx_costs): Update.
7671 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7672 (m32c_rtx_costs): Update.
7673 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7674 (spu_rtx_costs): Update.
7675 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7676 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7677 * config/i386/i386.c (:ix86_address_cost): Update.
7678 (ix86_rtx_costs): Update.
7679 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7680 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7681 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7682 * config/crx/crx.c (crx_address_cost): Update.
7683 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7684 * config/stormy16/stormy16.c
7685 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7686 * config/m68hc11/m68hc11.c
7687 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7688 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7689 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7691 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7693 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7694 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7695 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7696 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7697 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7698 (mcore_rtx_costs): update.
7699 * config/score/score3.c (score3_rtx_costs): Update.
7700 * config/score/score7.c (score7_rtx_costs): Update.
7701 * config/score/score3.h (score3_rtx_costs):Update.
7702 * config/score/score7.h (score7_rtx_costs): Update.
7703 * config/score/score.c (score_rtx_costs): Update.
7704 * config/arm/arm.c (arm_address_cost): Update.
7705 (arm_rtx_costs_1): Update.
7706 (arm_rtx_costs_1): Update.
7707 (arm_size_rtx_costs): Update.
7708 (arm_size_rtx_costs): Update.
7709 (arm_size_rtx_costs): Update.
7710 (arm_xscale_rtx_costs): Update.
7711 (arm_thumb_address_cost): Update.
7712 * config/pa/pa.c (hppa_address_cost): Update.
7713 * config/mips/mips.c (mips_rtx_costs): Update.
7714 * config/vax/vax.c (vax_address_cost): Update.
7715 * config/h8300/h8300.c (h8300_shift_costs): Update.
7716 (h8300_rtx_costs): Update.
7717 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7718 (v850_rtx_costs): Update.
7719 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7720 * config/bfin/bfin.c
7721 (bfin_address_cost): Update.
7722 (bfin_rtx_costs): Update.
7723 * stmt.c (lshift_cheap_p): Update.
7725 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7728 * expmed.c (extract_bit_field_1): Check the mode size to make
7729 sure the vector modes have the same size.
7731 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7733 * dojump.c (top level): Include basic-block.h to declare
7734 optimize_insn_for_speed_p
7736 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7738 * opts.h (CL_SAVE): New option class for marking options that are
7739 target specific options usable in the target attribute.
7740 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7742 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7743 can easily find the target specific options that are safe to use
7744 in the attribute or pragma.
7746 * attribs.c (decl_attributes): Change #pragma GCC option to
7747 #pragma GCC target, and attribute((option(...))) to
7748 attribute((target(...))).
7750 * doc/extend.texi (target attribute): Change from option
7751 attribute. Delete push/pop/reset.
7752 (#pragma GCC target): Change from #pragma GCC option. Delete
7754 (#pragma GCC push_options): Document new pragma.
7755 (#pragma GCC pop_options): Document new pragma.
7756 (#pragma GCC reset_options): Document new pragma.
7758 * targhooks.c (default_target_option_valid_attribute_p): Add
7759 warning about port not supporting target attributes.
7760 (default_target_option_pragma_parse): New function, warn about
7761 #pragma GCC target not being supported.
7763 * targhooks.h (default_target_option_pragma_parse): Add
7766 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7767 TI_CURRENT_OPTION_PRAGMA.
7768 (current_target_pragma): Rename from current_option_pragma.
7770 * target.h: (struct target_option): Delete booleans for changing
7771 the optimization level on hot/cold functions. Change signature of
7772 pragma_parse hook to take a second tree.
7774 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7776 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7777 that the declaration is done at global scope.
7779 * langhooks.c (add_builtin_function_common): Move most of the code
7780 from add_builtin_function here, calling the hook passed in.
7781 (add_builtin_function): Call add_builtin_function_common with
7782 standard builtin hook.
7783 (add_builtin_function_ext_scope): New function to add builtins to
7786 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7788 (add_builtin_function_ext_scope): Add declaration.
7790 * c-pragma.c (handle_pragma_target): Rename from
7791 handle_pragma_option, #pragma GCC option is now #pragma GCC
7792 target. Move warning about port not supporting target options to
7793 default pragma parse hook. Remove push/pop/reset from this
7795 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7796 (option_stack): Delete static variable.
7797 (optimize_stack): Ditto.
7798 (optons_stack): New stack of saved target and optimization
7800 (handle_pragma_push_options): New function to handle pushing both
7801 target and optimization options.
7802 (handle_pragma_pop_options): New function to handle popping both
7803 target and optimization options.
7804 (handle_pragma_reset_options): New function to handle resetting
7805 both target and optimization options to their initial state.
7806 (init_pragma): Rename handle_pragma_option to
7807 handle_pragma_target. Add support for push_options, pop_options,
7808 and reset_options pragmas.
7810 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7811 default_target_option_pragma_parse.
7812 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7813 default_target_option_valid_attribute_p.
7814 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7815 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7816 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7817 optimization level on hot/cold functions.
7819 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7820 if the caller and callee have different optimization levels.
7822 * c-common.c (handle_target_attribute): Rename from
7823 handle_option_attribute, attribute((option(...))) is now
7824 attribute((target(...))). Move warning if the port does not
7825 support target attributes to the default hook.
7826 (handle_hot_attribute): Delete code to change the optimization
7827 level of hot functions.
7828 (handle_cold_attribute): Ditto.
7830 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7831 argument that is the binary tree options to use if there are no
7832 arguments. Call ix86_valid_target_attribute_tree instead of
7833 ix86_valid_option_attribute_tree.
7834 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7835 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7836 ix86_pragma_option_parse.
7838 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7839 Rename from ix86_valid_option_attribute_tree.
7841 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7842 new builtins when the ISA changes.
7843 (ix86_valid_target_attribute_tree): Rename from
7844 ix86_valid_option_attribute_tree. Change callers. If the
7845 function specified optimization options, use those as the starting
7846 point before setting up the target attributes. If the
7847 optimization options were changed in the course of setting the
7848 target attributes, record the new optimization options.
7849 (ix86_valid_target_attribute_tree_inner_p): Rename from
7850 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7851 ix86_add_new_builtins if the ISA changed.
7852 (ix86_valid_target_attribute_p): Rename from
7853 ix86_valid_option_attribute_p. Change callers.
7854 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7855 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7856 as delayed builtin functions.
7857 (struct builtin_isa): New structure to record builtin functions
7858 that should be delayed until the ISA for that function is used.
7859 (ix86_builtins_isa): Change from int to struct to track builtin
7860 functions we want to declare at some point.
7861 (def_builtin): If the front end can delay defining the builtin
7862 functions, don't create builtins for ISAs not part of the default
7864 (def_builtin_const): Ditto.
7865 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7866 __builtin_ia32_pcmov_v2di to be different builtin functions.
7867 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7868 a structure instead of an int.
7869 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7870 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7871 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7872 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7874 * config/ia64/ia64.h
7875 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7876 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7878 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7879 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7880 (LANG_HOOKS_INITIALIZER): Add
7881 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7883 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7886 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7887 the reload address with the index register for SFmode
7888 access with a displacement.
7890 2008-08-30 Jan Hubicka <jh@suse.cz>
7892 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7893 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7894 * dojump.c (do_jump): Likewise.
7895 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7896 (note-if_info): Add BRANCH_COST.
7897 (noce_try_store_flag_constants, noce_try_addcc,
7898 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7899 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7900 find_if_case_2): Use computed branch cost.
7901 * expr.h (BRANCH_COST): Update default.
7902 * predict.c (predictable_edge_p): New function.
7903 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7904 Update BRANCH_COST call.
7905 * basic-block.h (predictable_edge_p): Declare.
7906 * config/alpha/alpha.h (BRANCH_COST): Update.
7907 * config/frv/frv.h (BRANCH_COST): Update.
7908 * config/s390/s390.h (BRANCH_COST): Update.
7909 * config/spu/spu.h (BRANCH_COST): Update.
7910 * config/sparc/sparc.h (BRANCH_COST): Update.
7911 * config/m32r/m32r.h (BRANCH_COST): Update.
7912 * config/i386/i386.h (BRANCH_COST): Update.
7913 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7915 * config/sh/sh.h (BRANCH_COST): Update.
7916 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7917 * config/avr/avr.h (BRANCH_COST): Update.
7918 * config/crx/crx.h (BRANCH_COST): Update.
7919 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7920 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7921 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7922 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7923 * config/ia64/ia64.h (BRANCH_COST): Update.
7924 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7925 * config/arc/arc.h (BRANCH_COST): Update.
7926 * config/score/score.h (BRANCH_COST): Update.
7927 * config/arm/arm.h (BRANCH_COST): Update.
7928 * config/pa/pa.h (BRANCH_COST): Update.
7929 * config/mips/mips.h (BRANCH_COST): Update.
7930 * config/vax/vax.h (BRANCH_COST): Update.
7931 * config/h8300/h8300.h (BRANCH_COST): Update.
7932 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7933 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7934 * doc/tm.texi (BRANCH_COST): Update.
7936 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7939 * config/arm/arm.c (arm_optimization_options): Set
7940 flag_section_anchors to 2 instead of 1 to distinguish it from
7941 -fsection-anchors given explicitely on the command line.
7943 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7945 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7946 final insn of a split.
7948 2008-08-30 Jan Hubicka <jh@suse.cz>
7950 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7951 optimized for speed.
7952 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7953 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7954 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7955 flag_gcse_after_reload_set): New static vars.
7956 (common_handle_option): Enable those flags for profile-use.
7957 (decode_options): Remove optimize_size flags that are handled
7958 on higher granuality.
7959 * tree-vectorizer.c (vectorize_loops): Use
7960 optimize_loop_nest_for_speed_p.
7961 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7962 * tree-predcom.c (tree_predictive_commoning): Use
7963 optimize_loop_for_speed_p.
7964 * varasm.c (assemble_start_function): Use
7965 optimize_function_for_speed_p.
7966 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7967 * predict.c (optimize_loop_for_speed_p): Fix walk.
7969 2008-08-30 Jan Hubicka <jh@suse.cz>
7971 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7973 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7974 profile presence locally.
7976 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7979 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7980 versions before 4.0.
7982 2008-08-29 Jan Hubicka <jh@suse.cz>
7984 * tree-inline.c (insert_init_stmt): Insert sequence even when
7987 2008-08-29 Jeff Law <law@redhat.com>
7989 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7990 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7991 location and class is an FP register.
7993 2008-08-29 Jan Hubicka <jh@suse.cz>
7995 * see.c (see_merge_one_def_extension): Silence used uninitialized
7997 * matrix-reorg.c (check_allocation_function): Likewise.
7998 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8000 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8003 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8004 compute new & and | in type rather than TREE_TYPE (arg0).
8006 * dwarf2out.c (fortran_common): Update comment.
8007 (gen_variable_die): Swap com_die and var_die variables in Fortran
8008 COMMON block handling code.
8010 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8012 * dwarf2out.c (gen_const_die): New function.
8013 (size_of_die, value_format, output_die): Output larger
8014 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8015 (native_encode_initializer): New function.
8016 (tree_add_const_value_attribute): Call it.
8017 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8019 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8020 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8021 TREE_THIS_VOLATILE to add_type_attribute.
8023 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8025 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8028 * dwarf2out.c (loc_by_reference): New function.
8029 (add_location_or_const_value_attribute): Use it.
8032 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8033 as DW_TAG_variable children of DW_TAG_common_block rather than
8034 DW_TAG_member children. Put DW_AT_external to individual
8035 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8037 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8038 loc_descriptor_from_tree_1.
8042 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8043 arguments to imported_module_or_decl.
8044 (debug_nothing_tree_tree): Removed.
8045 (debug_nothing_tree_tree_tree_bool): New prototype.
8046 * debug.c (do_nothing_debug_hooks): Adjust.
8047 (debug_nothing_tree_tree): Removed.
8048 (debug_nothing_tree_tree_tree_bool): New function.
8049 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8050 (gen_variable_die): Put all common vars for the
8051 same COMMON block under one DW_TAG_common_block.
8052 (declare_in_namespace): Return new context_die, for Fortran
8053 return the module DIE instead of adding extra declarations into
8055 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8056 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8057 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8059 (dwarf2out_global_decl): Don't skip Fortran global vars.
8060 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8061 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8062 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8063 DW_TAG_imported_declaration as child of previous
8064 DW_TAG_imported_module.
8065 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8066 * sdbout.c (sdb_debug_hooks): Likewise.
8067 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8069 2008-08-29 Jan Hubicka <jh@suse.cz>
8071 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8073 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8074 * ipa-cp.c (n_cloning_candidates): New static variable.
8075 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8076 (ipcp_print_all_lattices): Improve debug output.
8077 (ipcp_cloning_candidate_p): New function.
8078 (ipcp_initialize_node_lattices): Use it.
8079 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8080 (ipcp_propagate_stage): Prettier debug output.
8081 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8082 (ipcp_print_all_structures): Remove.
8083 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8084 (ipcp_insert_stage): Prettier debug output; call
8085 cgraph_remove_unreachable_nodes before propagating.
8086 (pass_ipa_cp): Schedule function removal pass.
8087 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8089 (cgraph_maybe_hot_edge_p): Move to ...
8090 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8091 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8092 (common_handle_option): Set them; enable ipa-cp when profiling.
8093 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8094 (ipa_print_all_jump_functions): Likewise.
8095 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8096 (ipa_print_node_params, ipa_print_all_params): New.
8097 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8098 ipa_print_all_param_flags): Remove.
8099 (ipa_print_node_params, ipa_print_all_params): New.
8101 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8103 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8104 change from 2008-04-03.
8105 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8107 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8110 * ira-color.c (push_allocnos_to_stack): Truncate
8111 removed_splay_allocno_vec.
8113 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8116 * ira-color (ira_fast_allocation): Don't assign hard registers to
8119 2008-08-29 Jan Hubicka <jh@suse.cz>
8122 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8123 for cold internal loops.
8125 2008-08-29 Richard Guenther <rguenther@suse.de>
8127 * tree-ssa-structalias.c (create_variable_info_for): Do not
8128 create fields for heap vars or vars with a noalias state.
8129 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8132 2008-08-29 Richard Guenther <rguenther@suse.de>
8134 * common.opt (ftree-store-ccp): Mark as preserved for
8135 backward compatibility.
8136 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8137 * tree-pass.h (pass_store_ccp): Remove.
8138 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8139 (first_vdef): Remove declaration.
8140 (get_value_loaded_by): Likewise.
8141 * tree-ssa-ccp.c (do_store_ccp): Remove.
8142 (get_default_value): Simplify as do_store_ccp is always false
8143 now. Do not initialize mem_ref.
8144 (set_value_varying): Likewise.
8145 (canonicalize_float_value): Likewise.
8146 (set_lattice_value): Likewise.
8147 (likely_value): Likewise.
8148 (surely_varying_stmt_p): Likewise.
8149 (ccp_initialize): Likewise.
8150 (ccp_lattice_meet): Likewise.
8151 (ccp_visit_phi_node): Likewise.
8152 (ccp_fold): Likewise.
8153 (evaluate_stmt): Likewise.
8154 (visit_assignment): Likewise.
8155 (ccp_visit_stmt): Likewise.
8156 (execute_ssa_ccp): Fold into ...
8157 (do_ssa_ccp): ... this.
8158 (do_ssa_store_ccp): Remove.
8159 (gate_store_ccp): Likewise.
8160 (pass_store_ccp): Likewise.
8161 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8163 * tree-ssa-propagate.c (first_vdef): Remove.
8164 (get_value_loaded_by): Likewise.
8165 (replace_vuses_in): Likewise.
8166 (substitute_and_fold): Do not call replace_vuses_in.
8167 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8169 2008-08-29 Richard Guenther <rguenther@suse.de>
8172 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8173 PARAM_NOALIAS tags with is_heapvar.
8174 * tree-ssa-operands.c (access_can_touch_variable): Offset
8175 based tests do not apply for heapvars. Fix offset test.
8177 2008-08-29 Jan Hubicka <jh@suse.cz>
8179 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8180 (-fipa-cp-clone): Enabled by default at -O3.
8181 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8182 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8184 2008-08-29 Jan Hubicka <jh@suse.cz>
8186 * tree.c (build_function_type_skip_args,
8187 build_function_decl_skip_args): New functions.
8188 * tree.h (build_function_type_skip_args,
8189 build_function_decl_skip_args): Declare.
8190 * gimple.c (giple_copy_call_skip_args): New function.
8191 (giple_copy_call_skip_args): Declare.
8193 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8194 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8195 (ipcp_node_modifiable_p): ... this one; use
8196 tree_versionable_function_p.
8197 (ipcp_create_replace_map): Improve debug output.
8198 (ipcp_need_redirect_p): Return false when not clonning.
8199 (ipcp_update_callgraph): Skip args.
8200 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8202 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8203 (save_inline_function_body): Update call of tree_function_versioning.
8204 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8205 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8207 (tree_function_versioning): Likewise.
8208 * tree-inline.h (tree_function_versioning): Update prototype.
8210 2008-08-29 Jan Hubicka <jh@suse.cz>
8212 * loop-unswitch.c (unswitch_single_loop): Use
8213 optimize_loop_for_speed_p.
8214 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8215 Use optimize_function_for_size_p.
8216 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8217 * postreload-gcse.c (eliminate_partially_redundant_load):
8218 Use optimize_bb_for_size_p.
8219 * value-prof.c (gimple_divmod_fixed_value_transform,
8220 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8221 gimple_stringops_transform): Use optimize_bb_for_size_p.
8222 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8223 * final.c (compute_alignments): Use optimize_function_for_size_p.
8224 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8225 (fold_builtin_strcpy, fold_builtin_fputs): Use
8226 optimize_function_for_size_p.
8227 * fold-const.c (tree_swap_operands_p): Use
8228 optimize_function_for_size_p.
8229 * recog.c (relax_delay_slots): Likewise.
8230 * tree-ssa-math-opts.c (replace_reciprocal):
8231 Use optimize_bb_for_speed_p.
8232 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8233 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8234 optimize_function_for_size_p.
8235 (cgraph_decide_inlining_of_small_function): Use
8236 optimize_function_for_size_p.
8237 * global.c (find_reg): Use optimize_function_for_size_p.
8238 * opts.c (decode_options): Do not clear flag_tree_ch,
8239 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8240 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8241 work it out from profile.
8242 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8243 optimize_loop_for_speed_p.
8244 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8246 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8247 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8248 * tree-eh.c (decide_copy_try_finally): Use
8249 optimize_function_for_size_p.
8250 * local-alloc.c (block_alloc): Pass BB pointer.
8251 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8252 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8253 * loop-unroll.c (decide_unrolling_and_peeling):
8254 Use optimize_loop_for_size_p.
8255 (decide_peel_completely): Likewise.
8256 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8257 optimize_loop_for_size_p.
8258 (vect_enhance_data_refs_alignment): Likewise.
8259 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8260 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8262 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8263 (try_crossjump_bb): Use optimize_bb_for_size_p.
8264 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8265 optimize_loop_for_speed_p.
8266 * bb-reorder.c (find_traces_1_round): Likewise.
8267 (copy_bb): Use optimize_bb_for_speed_p.
8268 (duplicate_computed_gotos): Likewise.
8269 * basic-block.h (optimize_loop_nest_for_size_p,
8270 optimize_loop_nest_for_speed_p): New.
8271 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8273 2008-08-29 Tristan Gingold <gingold@adacore.com>
8275 * gcov.c (main): Call expandargv.
8277 2008-08-29 Jan Hubicka <jh@suse.cz>
8279 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8281 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8283 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8284 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8286 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8288 2008-08-29 Jan Hubicka <jh@suse.cz>
8290 * tree-pass.h (pass_strip_predict_hints): Declare.
8291 * predict.c (strip_builtin_expect): Rename to ...
8292 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8293 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8294 (tree_estimate_probability): Do not strip builtin_expect.
8295 (pass_strip_predict_hints): New pass.
8296 * tree-inline.c (expand_call_inline): When inlining cold function,
8297 predict it as unlikely.
8298 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8300 2008-08-29 Richard Guenther <rguenther@suse.de>
8302 PR tree-optimization/37207
8303 * tree-vrp.c (extract_range_from_binary_expr): Also try
8304 to constant fold if only one of the operands is a constant.
8306 2008-08-29 Nick Clifton <nickc@redhat.com>
8308 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8309 the same way as SYMBOL_REFs.
8311 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8313 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8315 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8317 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8318 * config/mips/mips.md (branch_likely): Remove const. Fix
8320 (define_delay for type "branch"): Change to only apply for branch
8321 with likely variant.
8322 (define_delay for type "branch" and "branch_likely" no). New delay
8324 (equality_op): New code iterator.
8325 (bbv, bbinv): New code attributes.
8326 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8329 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8330 Andrew Pinski <pinskia@gcc.gnu.org>
8333 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8335 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8337 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8338 rule that a symbolic constant must be defined and >= 0 for the
8339 corresponding facility to be present at compile-time.
8340 * gthr-posix.c: Likewise.
8342 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8344 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8345 * config/mips/mips.md (D): New mode attribute.
8346 (mulsi3, muldi3): Merge it into ...
8347 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8348 (muldi3_mul3): New pattern.
8349 (mulsi3_mult3): Rename to mulsi3_mul3.
8351 2008-08-28 Jan Hubicka <jh@suse.cz>
8353 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8355 * predict.c (always_optimize_for_size_p): Rename to ...
8356 (optimize_function_for_size): ... this one; make extern.
8357 (optimize_function_for_speed_p): New.
8358 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8359 optimize_edge_for_size_p,optimize_edge_for_size_p,
8360 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8361 * basic-block.h (optimize_function_for_size_p,
8362 optimize_function_for_speed_p): Declare.
8363 * i386.md (optimize_size checks): Replace them by appropriate
8365 (standard_80387_constant_p, ix86_compute_frame_layout,
8366 ix86_expand_epilogue, ix86_decompose_address,
8367 print_operand, emit_i387_cw_initialization,
8368 inline_memory_move_cost, ix86_pad_returns,
8369 ix86_reorg): Replace optimize_size checks.
8371 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8373 * rtl.h (simplify_subreg_regno): Declare.
8374 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8375 * simplify-rtx.c (simplify_subreg): ...here.
8376 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8377 subreg_offset_representable_p.
8379 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8382 * c-typeck.c (convert_for_assignment): Give a note describing what
8383 was passed and what was expected.
8385 2008-08-28 Joey Ye <joey.ye@intel.com>
8387 * doc/extend.texi: Document AVX built-in functions.
8388 * doc/invoke.texi: Document -mavx.
8390 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8391 Joey Ye <joey.ye@intel.com>
8392 Xuepeng Guo <xuepeng.guo@intel.com>
8394 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8396 * config/i386/cpuid.h (bit_FMA): New.
8397 (bit_XSAVE): Likewise.
8398 (bit_OSXSAVE): Likewise.
8399 (bit_AVX): Likewise.
8401 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8402 define. Use ASM_OUTPUT_AVX_PREFIX.
8404 * config/i386/gmmintrin.h: New.
8406 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8407 (OPTION_MASK_ISA_AVX_SET): New.
8408 (OPTION_MASK_ISA_FMA_SET): Likewise.
8409 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8410 (OPTION_MASK_ISA_FMA_SET): Likewise.
8411 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8412 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8413 (pta_flags): Add PTA_AVX and PTA_FMA.
8414 (override_options): Handle PTA_AVX and PTA_FMA.
8415 (init_cumulative_args): Handle warn_avx.
8416 (classify_argument): Return 0 for COImode and OImode. Return
8417 1 and X86_64_AVX_CLASS for 256bit vector types.
8418 (examine_argument): Handle X86_64_AVX_CLASS.
8419 (construct_container): Likewise.
8420 (function_arg_advance_32): Pass OImode and 256bit vector types
8422 (function_arg_advance_64): Take a new argument to indicate if a
8423 parameter is named. Handle 256bit vector types. Return
8424 immediately for unnamed 256bit vector mode parameters.
8425 (function_arg_advance): Updated.
8426 (function_arg_32): Add comments for TImode. Handle OImode
8427 and 256bit vector types.
8428 (function_arg_64): Take a new argument to indicate if a
8429 parameter is named. Handle 256bit vector types. Return NULL
8430 for unnamed 256bit vector mode parameters.
8431 (function_arg): Updated.
8432 (setup_incoming_varargs_64): Support
8433 AVX encoding for *sse_prologue_save_insn.
8434 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8435 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8436 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8437 enabled, otherwise return -3.
8438 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8440 (print_reg): Support AVX registers. Handle 'x' and 't'.
8441 Handle 'd' to duplicate the operand.
8442 (print_operand): Likewise. Also support AVX vector compare
8444 (output_387_binary_op): Support AVX.
8445 (output_fp_compare): Likewise.
8446 (ix86_expand_vector_move_misalign): Likewise.
8447 (ix86_attr_length_vex_default): New.
8448 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8449 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8450 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8451 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8452 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8453 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8454 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8455 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8456 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8457 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8458 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8459 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8460 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8461 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8462 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8463 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8464 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8465 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8466 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8467 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8468 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8469 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8470 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8471 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8472 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8473 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8474 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8475 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8476 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8477 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8478 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8479 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8480 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8481 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8482 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8483 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8484 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8485 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8486 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8487 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8488 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8489 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8490 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8491 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8492 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8493 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8494 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8495 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8496 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8497 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8498 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8499 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8500 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8501 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8502 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8503 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8504 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8505 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8506 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8507 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8508 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8509 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8510 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8511 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8512 and IX86_BUILTIN_MOVMSKPS256,
8513 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8514 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8515 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8516 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8517 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8518 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8519 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8520 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8521 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8522 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8523 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8524 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8525 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8526 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8527 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8528 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8529 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8530 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8531 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8532 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8533 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8534 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8535 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8536 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8537 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8538 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8539 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8540 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8541 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8542 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8543 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8544 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8545 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8546 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8547 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8548 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8549 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8550 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8551 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8552 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8553 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8554 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8555 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8556 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8557 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8558 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8559 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8560 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8561 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8562 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8563 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8564 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8565 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8566 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8567 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8568 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8569 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8570 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8572 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8573 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8574 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8575 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8576 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8577 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8578 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8579 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8580 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8581 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8582 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8583 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8584 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8585 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8586 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8587 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8588 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8589 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8590 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8591 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8592 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8593 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8594 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8595 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8596 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8597 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8598 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8599 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8600 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8601 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8602 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8603 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8604 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8605 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8606 IX86_BUILTIN_MOVMSKPS256.
8607 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8608 (ix86_expand_args_builtin): Likewise.
8609 (ix86_expand_special_args_builtin): Likewise.
8610 (ix86_hard_regno_mode_ok): Handle AVX modes.
8611 (ix86_expand_vector_init_duplicate): Likewise.
8612 (ix86_expand_vector_init_one_nonzero): Likewise.
8613 (ix86_expand_vector_init_one_var): Likewise.
8614 (ix86_expand_vector_init_concat): Likewise.
8615 (ix86_expand_vector_init_general): Likewise.
8616 (ix86_expand_vector_set): Likewise.
8617 (ix86_vector_mode_supported_p): Likewise.
8618 (x86_extended_reg_mentioned_p): Check INSN_P before using
8621 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8622 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8624 * config/i386/i386.h (TARGET_AVX): New.
8625 (TARGET_FMA): Likewise.
8626 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8627 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8628 (VALID_AVX256_REG_MODE): New.
8629 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8630 (AVX_FLOAT_MODE_P): Likewise.
8631 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8632 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8633 (AVX_VEC_FLOAT_MODE_P): Likewise.
8634 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8635 (ASM_OUTPUT_OPCODE): Likewise.
8636 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8638 (SSE_REG_MODE_P): Allow 256bit vector modes.
8639 (ix86_args): Add a warn_avx field.
8641 * config/i386/i386.md (UNSPEC_PCMP): New.
8642 (UNSPEC_VPERMIL): Likewise.
8643 (UNSPEC_VPERMIL2): Likewise.
8644 (UNSPEC_VPERMIL2F128): Likewise.
8645 (UNSPEC_MASKLOAD): Likewise.
8646 (UNSPEC_MASKSTORE): Likewise.
8647 (UNSPEC_CAST): Likewise.
8648 (UNSPEC_VTESTP): Likewise.
8649 (UNSPECV_VZEROALL): Likewise.
8650 (UNSPECV_VZEROUPPER): Likewise.
8651 (XMM0_REG): Likewise.
8652 (XMM1_REG): Likewise.
8653 (XMM2_REG): Likewise.
8654 (XMM3_REG): Likewise.
8655 (XMM4_REG): Likewise.
8656 (XMM5_REG): Likewise.
8657 (XMM6_REG): Likewise.
8658 (XMM8_REG): Likewise.
8659 (XMM9_REG): Likewise.
8660 (XMM10_REG): Likewise.
8661 (XMM11_REG): Likewise.
8662 (XMM12_REG): Likewise.
8663 (XMM13_REG): Likewise.
8664 (XMM14_REG): Likewise.
8665 (XMM15_REG): Likewise.
8667 (prefix_vex_imm8): Likewise.
8668 (prefix_vex_w): Likewise.
8669 (length_vex): Likewise.
8672 (*avx_ashlti3): Likewise.
8673 (*avx_lshrti3): Likewise.
8674 (*avx_setcc<mode>): Likewise.
8675 (*fop_<mode>_comm_mixed_avx): Likewise.
8676 (*fop_<mode>_comm_avx): Likewise.
8677 (*fop_<mode>_1_mixed_avx): Likewise.
8678 (*fop_<mode>_1_avx): Likewise.
8679 (*avx_<code><mode>3): Likewise.
8680 (*avx_ieee_smin<mode>3): Likewise.
8681 (*avx_ieee_smax<mode>3): Likewise.
8682 (mode): Add OI, V8SF and V4DF.
8683 (length): Support VEX prefix.
8684 (*cmpfp_i_mixed): Set prefix attribute.
8685 (*cmpfp_i_sse): Likewise.
8686 (*cmpfp_iu_mixed): Likewise.
8687 (*cmpfp_iu_sse): Likewise.
8688 (*movsi_1): Support AVX.
8689 (*movdi_2): Likewise.
8690 (*movdi_1_rex64): Likewise.
8691 (*movti_internal): Likewise.
8692 (*movti_rex64): Likewise.
8693 (*movsf_1): Likewise.
8694 (*movdf_nointeger): Likewise.
8695 (*movdf_integer_rex64): Likewise.
8696 (*movtf_internal): Likewise.
8697 (zero_extendsidi2_32): Likewise.
8698 (zero_extendsidi2_rex64): Likewise.
8699 (*extendsfdf2_mixed): Likewise.
8700 (*extendsfdf2_sse): Likewise.
8701 (*truncdfsf_fast_mixed): Likewise.
8702 (*truncdfsf_fast_sse): Likewise.
8703 (*truncdfsf_mixed): Likewise.
8704 (fix_trunc<mode>di_sse): Likewise.
8705 (fix_trunc<mode>si_sse): Likewise.
8706 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8707 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8708 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8709 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8710 (*rcpsf2_sse): Likewise.
8711 (*rsqrtsf2_sse): Likewise.
8712 (*sqrt<mode>2_sse): Likewise.
8713 (sse4_1_round<mode>2): Likewise.
8714 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8715 Support AVX. Set length attribute properly for AVX.
8717 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8718 (VECTOR_MODES (FLOAT, 32)): Likewise.
8719 (VECTOR_MODE (INT, DI, 8)): Likewise.
8720 (VECTOR_MODE (INT, HI, 32)): Likewise.
8721 (VECTOR_MODE (INT, QI, 64)): Likewise.
8722 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8723 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8724 (VECTOR_MODE (INT, DI, 4)): Removed.
8725 (VECTOR_MODE (INT, SI, 8)): Likewise.
8726 (VECTOR_MODE (INT, HI, 16)): Likewise.
8727 (VECTOR_MODE (INT, QI, 32)): Likewise.
8728 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8729 (INT_MODE (OI, 32)): Likewise.
8731 * config/i386/i386.opt (mavx): New.
8734 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8736 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8737 (*mov<mode>_internal_avx): New.
8738 (*movv2sf_internal_rex64_avx): Likewise.
8739 (*movv2sf_internal_avx): Likewise.
8741 * config/i386/predicates.md (const_4_to_5_operand): New.
8742 (const_6_to_7_operand): Likewise.
8743 (const_8_to_11_operand): Likewise.
8744 (const_12_to_15_operand): Likewise.
8745 (avx_comparison_float_operator): Likewise.
8747 * config/i386/sse.md (AVX256MODEI): New.
8748 (AVX256MODE): Likewise.
8749 (AVXMODEQI): Likewise.
8750 (AVXMODE): Likewise.
8751 (AVX256MODEF2P): Likewise.
8752 (AVX256MODE2P): Likewise.
8753 (AVX256MODE4P): Likewise.
8754 (AVX256MODE8P): Likewise.
8755 (AVXMODEF2P): Likewise.
8756 (AVXMODEF4P): Likewise.
8757 (AVXMODEDCVTDQ2PS): Likewise.
8758 (AVXMODEDCVTPS2DQ): Likewise.
8759 (avxvecmode): Likewise.
8760 (avxvecpsmode): Likewise.
8761 (avxhalfvecmode): Likewise.
8762 (avxscalarmode): Likewise.
8763 (avxcvtvecmode): Likewise.
8764 (avxpermvecmode): Likewise.
8765 (avxmodesuffixf2c): Likewise.
8766 (avxmodesuffixp): Likewise.
8767 (avxmodesuffixs): Likewise.
8768 (avxmodesuffix): Likewise.
8769 (vpermilbits): Likewise.
8770 (pinsrbits): Likewise.
8771 (mov<mode>): Likewise.
8772 (*mov<mode>_internal): Likewise.
8773 (push<mode>1): Likewise.
8774 (movmisalign<mode>): Likewise.
8775 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8776 (avx_movdqu<avxmodesuffix>): Likewise.
8777 (avx_lddqu<avxmodesuffix>): Likewise.
8778 (<plusminus_insn><mode>3): Likewise.
8779 (*avx_<plusminus_insn><mode>3): Likewise.
8780 (*avx_vm<plusminus_insn><mode>3): Likewise.
8781 (mul<mode>3): Likewise.
8782 (*avx_mul<mode>3): Likewise.
8783 (*avx_vmmul<mode>3): Likewise.
8784 (divv8sf3): Likewise.
8785 (divv4df3): Likewise.
8786 (avx_div<mode>3): Likewise.
8787 (*avx_div<mode>3): Likewise.
8788 (*avx_vmdiv<mode>3): Likewise.
8789 (avx_rcpv8sf2): Likewise.
8790 (*avx_vmrcpv4sf2): Likewise.
8791 (sqrtv8sf2): Likewise.
8792 (avx_sqrtv8sf2): Likewise.
8793 (*avx_vmsqrt<mode>2): Likewise.
8794 (rsqrtv8sf2): Likewise.
8795 (avx_rsqrtv8sf2): Likewise.
8796 (*avx_vmrsqrtv4sf2): Likewise.
8797 (<code><mode>3): Likewise.
8798 (*avx_<code><mode>3_finite): Likewise.
8799 (*avx_<code><mode>3): Likewise.
8800 (*avx_vm<code><mode>3): Likewise.
8801 (*avx_ieee_smin<mode>3): Likewise.
8802 (*avx_ieee_smax<mode>3): Likewise.
8803 (avx_addsubv8sf3): Likewise.
8804 (avx_addsubv4df3): Likewise.
8805 (*avx_addsubv4sf3): Likewise.
8806 (*avx_addsubv2df3): Likewise.
8807 (avx_h<plusminus_insn>v4df3): Likewise.
8808 (avx_h<plusminus_insn>v8sf3): Likewise.
8809 (*avx_h<plusminus_insn>v4sf3): Likewise.
8810 (*avx_h<plusminus_insn>v2df3): Likewise.
8811 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8812 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8813 (*avx_maskcmp<mode>3): Likewise.
8814 (avx_nand<mode>3): Likewise.
8815 (*avx_<code><mode>3): Likewise.
8816 (*avx_nand<mode>3): Likewise.
8817 (*avx_<code><mode>3): Likewise.
8818 (*avx_cvtsi2ss): Likewise.
8819 (*avx_cvtsi2ssq): Likewise.
8820 (*avx_cvtsi2sd): Likewise.
8821 (*avx_cvtsi2sdq): Likewise.
8822 (*avx_cvtsd2ss): Likewise.
8823 (avx_cvtss2sd): Likewise.
8824 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8825 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8826 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8827 (*avx_cvtsi2sd): Likewise.
8828 (*avx_cvtsi2sdq): Likewise.
8829 (avx_cvtdq2pd256): Likewise.
8830 (avx_cvtpd2dq256): Likewise.
8831 (avx_cvttpd2dq256): Likewise.
8832 (*avx_cvtsd2ss): Likewise.
8833 (*avx_cvtss2sd): Likewise.
8834 (avx_cvtpd2ps256): Likewise.
8835 (avx_cvtps2pd256): Likewise.
8836 (*avx_movhlps): Likewise.
8837 (*avx_movlhps): Likewise.
8838 (avx_unpckhps256): Likewise.
8839 (*avx_unpckhps): Likewise.
8840 (avx_unpcklps256): Likewise.
8841 (*avx_unpcklps): Likewise.
8842 (avx_movshdup256): Likewise.
8843 (avx_movsldup256): Likewise.
8844 (avx_shufps256): Likewise.
8845 (avx_shufps256_1): Likewise.
8846 (*avx_shufps_<mode>): Likewise.
8847 (*avx_loadhps): Likewise.
8848 (*avx_storelps): Likewise.
8849 (*avx_loadlps): Likewise.
8850 (*avx_movss): Likewise.
8851 (*vec_dupv4sf_avx): Likewise.
8852 (*vec_concatv2sf_avx): Likewise.
8853 (*vec_concatv4sf_avx): Likewise.
8854 (*vec_setv4sf_0_avx): Likewise.
8855 (*vec_setv4sf_avx): Likewise.
8856 (*avx_insertps): Likewise.
8857 (avx_vextractf128<mode>): Likewise.
8858 (vec_extract_lo_<mode>): Likewise.
8859 (vec_extract_hi_<mode>): Likewise.
8860 (vec_extract_lo_<mode>): Likewise.
8861 (vec_extract_hi_<mode>): Likewise.
8862 (vec_extract_lo_v16hi): Likewise.
8863 (vec_extract_hi_v16hi): Likewise.
8864 (vec_extract_lo_v32qi): Likewise.
8865 (vec_extract_hi_v32qi): Likewise.
8866 (avx_unpckhpd256): Likewise.
8867 (*avx_unpckhpd): Likewise.
8868 (avx_movddup256): Likewise.
8869 (*avx_movddup): Likewise.
8870 (avx_unpcklpd256): Likewise.
8871 (*avx_unpcklpd): Likewise.
8872 (avx_shufpd256): Likewise.
8873 (avx_shufpd256_1): Likewise.
8874 (*avx_punpckhqdq): Likewise.
8875 (*avx_punpcklqdq): Likewise.
8876 (*avx_shufpd_<mode>): Likewise.
8877 (*avx_storehpd): Likewise.
8878 (*avx_loadhpd): Likewise.
8879 (*avx_loadlpd): Likewise.
8880 (*avx_movsd): Likewise.
8881 (*vec_concatv2df_avx): Likewise.
8882 (*avx_<plusminus_insn><mode>3): Likewise.
8883 (*avx_<plusminus_insn><mode>3): Likewise.
8884 (*avx_mulv8hi3): Likewise.
8885 (*avxv8hi3_highpart): Likewise.
8886 (*avx_umulv8hi3_highpart): Likewise.
8887 (*avx_umulv2siv2di3): Likewise.
8888 (*avx_mulv2siv2di3): Likewise.
8889 (*avx_pmaddwd): Likewise.
8890 (*avx_mulv4si3): Likewise.
8891 (*avx_ashr<mode>3): Likewise.
8892 (*avx_lshr<mode>3): Likewise.
8893 (*avx_ashl<mode>3): Likewise.
8894 (*avx_<code><mode>3): Likewise.
8895 (*avx_eq<mode>3): Likewise.
8896 (*avx_gt<mode>3): Likewise.
8897 (*avx_nand<mode>3): Likewise.
8898 (*avx_nand<mode>3): Likewise.
8899 (*avx_<code><mode>3): Likewise.
8900 (*avx_<code><mode>3): Likewise.
8901 (*avx_packsswb): Likewise.
8902 (*avx_packssdw): Likewise.
8903 (*avx_packuswb): Likewise.
8904 (*avx_punpckhbw): Likewise.
8905 (*avx_punpcklbw): Likewise.
8906 (*avx_punpckhwd): Likewise.
8907 (*avx_punpcklwd): Likewise.
8908 (*avx_punpckhdq): Likewise.
8909 (*avx_punpckldq): Likewise.
8910 (*avx_pinsr<avxmodesuffixs>): Likewise.
8911 (*avx_pinsrq): Likewise.
8912 (*avx_loadld): Likewise.
8913 (*vec_extractv2di_1_rex64_avx): Likewise.
8914 (*vec_extractv2di_1_avx): Likewise.
8915 (*vec_dupv2di_avx): Likewise.
8916 (*vec_concatv2si_avx): Likewise.
8917 (*vec_concatv4si_1_avx): Likewise.
8918 (*vec_concatv2di_avx): Likewise.
8919 (*vec_concatv2di_rex64_avx): Likewise.
8920 (*avx_uavgv16qi3): Likewise.
8921 (*avx_uavgv8hi3): Likewise.
8922 (*avx_psadbw): Likewise.
8923 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8924 (*avx_phaddwv8hi3): Likewise.
8925 (*avx_phadddv4si3): Likewise.
8926 (*avx_phaddswv8hi3): Likewise.
8927 (*avx_phsubwv8hi3): Likewise.
8928 (*avx_phsubdv4si3): Likewise.
8929 (*avx_phsubswv8hi3): Likewise.
8930 (*avx_pmaddubsw128): Likewise.
8931 (*avx_pmulhrswv8hi3): Likewise.
8932 (*avx_pshufbv16qi3): Likewise.
8933 (*avx_psign<mode>3): Likewise.
8934 (*avx_palignrti): Likewise.
8935 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8936 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8937 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8938 (*avx_mpsadbw): Likewise.
8939 (*avx_packusdw): Likewise.
8940 (*avx_pblendvb): Likewise.
8941 (*avx_pblendw): Likewise.
8942 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8943 (avx_ptest256): Likewise.
8944 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8945 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8946 (*avx_aesenc): Likewise.
8947 (*avx_aesenclast): Likewise.
8948 (*avx_aesdec): Likewise.
8949 (*avx_aesdeclast): Likewise.
8950 (avx_vzeroupper): Likewise.
8951 (avx_vzeroupper_rex64): Likewise.
8952 (avx_vpermil<mode>): Likewise.
8953 (avx_vpermilvar<mode>3): Likewise.
8954 (avx_vpermil2<mode>3): Likewise.
8955 (avx_vperm2f128<mode>3): Likewise.
8956 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8957 (avx_vbroadcastss256): Likewise.
8958 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8959 (avx_vinsertf128<mode>): Likewise.
8960 (vec_set_lo_<mode>): Likewise.
8961 (vec_set_hi_<mode>): Likewise.
8962 (vec_set_lo_<mode>): Likewise.
8963 (vec_set_hi_<mode>): Likewise.
8964 (vec_set_lo_v16hi): Likewise.
8965 (vec_set_hi_v16hi): Likewise.
8966 (vec_set_lo_v32qi): Likewise.
8967 (vec_set_hi_v32qi): Likewise.
8968 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8969 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8970 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8971 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8972 (vec_init<mode>): Likewise.
8973 (*vec_concat<mode>_avx): Likewise.
8974 (blendbits): Support V8SF and V4DF.
8975 (sse2_movq128): Support AVX.
8976 (<sse>_movnt<mode>): Likewise.
8977 (sse2_movntv2di): Likewise.
8978 (sse_rcpv4sf2): Likewise.
8979 (sse_sqrtv4sf2): Likewise.
8980 (sse_rsqrtv4sf2): Likewise.
8981 (<sse>_comi): Likewise.
8982 (<sse>_ucomi): Likewise.
8983 (sse_cvtss2si): Likewise.
8984 (sse_cvtss2si_2): Likewise.
8985 (sse_cvtss2siq): Likewise.
8986 (sse_cvtss2siq_2): Likewise.
8987 (sse_cvttss2si): Likewise.
8988 (sse_cvttss2siq): Likewise.
8989 (sse2_cvtsd2si): Likewise.
8990 (sse2_cvtsd2si_2): Likewise.
8991 (sse2_cvtsd2siq): Likewise.
8992 (sse2_cvtsd2siq_2): Likewise.
8993 (sse2_cvttsd2si): Likewise.
8994 (sse2_cvttsd2siq): Likewise.
8995 (sse2_cvtdq2pd): Likewise.
8996 (*sse2_cvtpd2dq): Likewise.
8997 (*sse2_cvttpd2dq): Likewise.
8998 (*sse2_cvtpd2ps): Likewise.
8999 (sse2_cvtps2pd): Likewise.
9000 (sse3_movshdup): Likewise.
9001 (sse3_movsldup): Likewise.
9002 (sse_storehps): Likewise.
9003 (*sse4_1_extractps): Likewise.
9004 (sse2_storelpd): Likewise.
9005 (vec_dupv2df_sse3): Likewise.
9006 (*vec_concatv2df_sse3): Likewise.
9007 (*sse4_1_pextrb): Likewise.
9008 (*sse4_1_pextrb_memory): Likewise.
9009 (*sse2_pextrw): Likewise.
9010 (*sse4_1_pextrw_memory): Likewise.
9011 (*sse4_1_pextrd): Likewise.
9012 (*sse4_1_pextrq): Likewise.
9013 (sse2_pshufd_1): Likewise.
9014 (sse2_pshuflw_1): Likewise.
9015 (sse2_pshufhw_1): Likewise.
9016 (*sse2_storeq_rex64): Likewise.
9017 (*vec_dupv4si): Likewise.
9018 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9019 (sse2_pmovmskb): Likewise.
9020 (*sse2_maskmovdqu): Likewise.
9021 (*sse2_maskmovdqu_rex64): Likewise.
9022 (sse_ldmxcsr): Likewise.
9023 (sse_stmxcsr): Likewise.
9024 (abs<mode>2): Likewise.
9025 (sse4_1_movntdqa): Likewise.
9026 (sse4_1_phminposuw): Likewise.
9027 (sse4_1_extendv8qiv8hi2): Likewise.
9028 (*sse4_1_extendv8qiv8hi2): Likewise.
9029 (sse4_1_extendv4qiv4si2): Likewise.
9030 (*sse4_1_extendv4qiv4si2): Likewise.
9031 (sse4_1_extendv2qiv2di2): Likewise.
9032 (*sse4_1_extendv2qiv2di2): Likewise.
9033 (sse4_1_extendv4hiv4si2): Likewise.
9034 (*sse4_1_extendv4hiv4si2): Likewise.
9035 (sse4_1_extendv2hiv2di2): Likewise.
9036 (*sse4_1_extendv2hiv2di2): Likewise.
9037 (sse4_1_extendv2siv2di2): Likewise.
9038 (*sse4_1_extendv2siv2di2): Likewise.
9039 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9040 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9041 (sse4_1_zero_extendv4qiv4si2): Likewise.
9042 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9043 (sse4_1_zero_extendv2qiv2di2): Likewise.
9044 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9045 (sse4_1_zero_extendv4hiv4si2): Likewise.
9046 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9047 (sse4_1_zero_extendv2hiv2di2): Likewise.
9048 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9049 (sse4_1_zero_extendv2siv2di2): Likewise.
9050 (*sse4_1_zero_extendv2siv2di2): Likewise.
9051 (sse4_1_ptest): Likewise.
9052 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9053 (sse4_2_pcmpestri): Likewise.
9054 (sse4_2_pcmpestrm): Likewise.
9055 (sse4_2_pcmpistri): Likewise.
9056 (sse4_2_pcmpistrm): Likewise.
9058 (aeskeygenassist): Likewise.
9060 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9062 * config/i386/predicates.md (vzeroall_operation): New.
9064 * config/i386/sse.md (avx_vzeroall): New.
9065 (*avx_vzeroall): Likewise.
9067 2008-08-28 Paul Brook <paul@codesourcery.com>
9068 Mark Shinwell <shinwell@codesourcery.com>
9069 Richard Earnshaw <richard.earnshaw@arm.com>
9071 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9072 (TARGET_MIN_ANCHOR_OFFSET): New.
9073 (arm_override_options): Set correct anchor ranges for Thumb-1
9074 and Thumb-2 if required.
9075 (legitimize_pic_address): Handle case involving a TLS symbol
9076 reference with an addend.
9077 (arm_optimization_options): Enable section anchors at -O1 and
9079 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9080 * config/arm/arm-protos.h (arm_optimization_options): New.
9082 2008-08-28 Nick Clifton <nickc@redhat.com>
9084 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9085 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9088 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9089 * config/v850/v850.md (return): Remove frame size restriction.
9091 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9093 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9095 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9097 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9099 2008-08-28 Paul Brook <paul@codesourcery.com>
9101 * config/arm/vfp11.md: Update license notice.
9102 * config/arm/cortex-r4.md: Ditto.
9104 2008-08-28 Richard Guenther <rguenther@suse.de>
9106 PR tree-optimization/37207
9107 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9110 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9113 * tree.c (int_fits_type_p): Don't forget unsigned integers
9114 of type sizetype which higher end word equals -1.
9116 2008-08-28 Ira Rosen <irar@il.ibm.com>
9118 * target.h (struct vectorize): Add new target builtin.
9119 * tree-vectorizer.c (destroy_loop_vec_info): Call
9120 vect_free_slp_instance instead of vect_free_slp_node.
9121 * tree-vectorizer.h (enum slp_load_perm_type): New.
9122 (struct _slp_instance): Add new fields.
9123 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9124 (SLP_INSTANCE_LOADS): New.
9125 (vect_free_slp_tree): Remove.
9126 (vect_free_slp_instance): Declare.
9127 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9128 (vectorizable_load): Add argument.
9129 (vect_transform_slp_perm_load): New.
9130 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9132 (vect_get_place_in_interleaving_chain): New function.
9133 (vect_free_slp_tree): Make static.
9134 (vect_free_slp_instance): New function.
9135 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9136 collect the load location in the interleaving chain.
9137 (vect_supported_slp_permutation_p): New function.
9138 (vect_supported_load_permutation_p): Likewise.
9139 (vect_analyze_slp_instance): In case of loads permutation, call
9140 vect_supported_load_permutation_p to check that the permutation is
9142 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9143 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9144 (vect_create_mask_and_perm): New function.
9145 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9146 (vectorizable_load): Add an argument. Don't keep the created vectors
9147 statements in the node if permutation is required. Call
9148 vect_transform_slp_perm_load to generate the permutation.
9149 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9150 additional argument.
9151 (vect_schedule_slp_instance): In case of loads permutation, allocate
9152 vectorized statements structure for all the related SLP nodes. Call
9153 vect_transform_stmt with addditional argument.
9154 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9155 * config/spu/spu.c (spu_builtin_vec_perm): New.
9156 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9157 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9158 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9159 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9161 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9163 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9164 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9165 __gthread_cond_signal, __gthread_cond_timedwait,
9166 __gthread_cond_timedwait_recursive): New functions.
9167 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9169 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9172 2008-08-28 Richard Guenther <rguenther@suse.de>
9175 * fold-const.c (maybe_canonicalize_comparison_1): Require
9176 undefined overflow only for canonicalizing A +- CST cmp CST.
9177 Make sure to not generate new constants that are not inside
9178 their TYPE_MIN/MAX_VALUE range.
9179 (maybe_canonicalize_comparison): Remove undefined overflow
9181 (fold_binary): Remove now duplicate folding.
9183 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9185 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9186 use not updated in the last change.
9188 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9190 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9191 (IRA_COVER_CLASSES): Add FPUL_REGS.
9193 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9196 * c-common.c (conversion_warning): Check for null operands.
9198 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9201 * c-decl.c (check_for_loop_decls): Improve error message. Give
9204 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9207 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9208 (convert_for_assignment): Pass corrent OPT_W* parameter to
9209 WARN_FOR_ASSIGNMENT.
9211 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9214 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9216 2008-08-27 Paul Brook <paul@codesourcery.com>
9218 * config.gcc: Loosen checks for arm uclinux eabi targets.
9220 2008-08-27 Paul Brook <paul@codesourcery.com>
9222 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9224 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9226 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9228 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9229 the enumerators of an ENUMERAL_TYPE.
9230 * dbxout.c (dbxout_type): Ditto.
9232 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9235 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9236 (fwprop_addr): Check that the loop_father is not the outer loop.
9238 2008-08-26 Paul Brook <paul@codesourcery.com>
9240 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9241 Remove documentation entry for fmul type.
9242 Use fmuls to annotate single-precision multiplication patterns,
9243 fmuld to annotate double-precision multiplication patterns,
9244 fmacs to annotate single-precision multiply-accumulate patterns
9245 and fmacd to annotate double-precision multiply-accumulate patterns.
9246 * config/arm/vfp11.md: Update reservations accordingly.
9247 * config/arm/arm.md: Note that certain values of the "type"
9248 attribute are documented in vfp.md.
9249 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9250 (v10_cvt): Use new fmul types.
9252 2008-08-26 Paul Brook <paul@codesourcery.com>
9254 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9255 * config/arm/vfp11.md: ...here. New.
9256 * config/arm/arm.md: Include vfp11.md.
9258 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9260 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9261 parameter to inform call.
9263 2008-08-26 Jeff Law <law@redhat.com>
9265 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9266 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9267 preferred class when copying a constant into a partial word register.
9269 2008-08-26 Ben Elliston <bje@au.ibm.com>
9271 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9272 * cp/typeck.c: Likewise.
9273 * cp/tree.c: Likewise.
9274 * gimple-low.c: Likewise.
9277 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9279 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9280 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9282 * doc/passes.texi: Describe IRA.
9284 * doc/tm.texi (IRA_COVER_CLASSES,
9285 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9287 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9288 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9289 -fira-propagate-cost, -fno-ira-share-save-slots,
9290 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9292 * flags.h (ira_algorithm): New enumeration.
9293 (flag_ira_algorithm, flag_ira_verbose): New external variable
9296 * postreload.c (gate_handle_postreload): Don't do post reload
9297 optimizations unless the reload is completed.
9299 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9302 * tree-pass.h (pass_ira): New external variable declaration.
9304 * reload.h: Add 2008 to the Copyright.
9306 * cfgloopanal.c: Include params.h.
9307 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9310 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9312 * toplev.c (ira.h): New include.
9313 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9314 (backend_init_target): Call ira_init.
9315 (backend_init): Call ira_init_once.
9316 (finalize): Call finish_ira_once.
9318 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9319 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9322 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9323 may_move_out_cost): New external variable declarations.
9324 (move_table): New typedef.
9326 * caller-save.c: Include headers output.h and ira.h.
9327 (no_caller_save_reg_set): New global variable.
9328 (save_slots_num, save_slots): New variables.
9329 (reg_save_code, reg_restore_code, add_stored_regs): Add
9331 (init_caller_save): Set up no_caller_save_reg_set.
9332 (init_save_areas): Reset save_slots_num.
9333 (saved_hard_reg): New structure.
9334 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9335 (initiate_saved_hard_regs, new_saved_hard_reg,
9336 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9338 (setup_save_areas): Add code for sharing stack slots.
9339 (all_blocks): New variable.
9340 (save_call_clobbered_regs): Process pseudo-register too.
9341 (mark_set_regs): Process pseudo-register too.
9342 (insert_one_insn): Put the insn after bb note in a empty basic
9343 block. Add insn check.
9345 * global.c (eliminable_regset): Make it external.
9346 (mark_elimination): Use DF_LR_IN for IRA.
9347 (pseudo_for_reload_consideration_p): New.
9348 (build_insn_chain): Make it external. Don't ignore spilled
9349 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9350 (gate_handle_global_alloc): New function.
9351 (pass_global_alloc): Add the gate function.
9353 * opts.c (decode_options): Set up flag_ira. Print the warning for
9355 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9357 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9359 * regmove.c (regmove_optimize): Don't do replacement of output for
9362 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9363 New external variable declarations.
9365 * local-alloc.c (update_equiv_regs): Make it external. Return
9366 true if jump label rebuilding should be done. Rescan new_insn for
9368 (gate_handle_local_alloc): New function.
9369 (pass_local_alloc): Add the gate function.
9371 * alias.c (value_addr_p, stack_addr_p): New functions.
9372 (nonoverlapping_memrefs_p): Use them for IRA.
9374 * common.opt (fira, fira-algorithm, fira-coalesce,
9375 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9376 fira-verbose): New options.
9378 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9379 move_cost, may_move_in_cost, may_move_out_cost): Make the
9381 (move_table): Remove typedef.
9382 (init_move_cost): Make it external.
9383 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9386 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9387 setup_reg_classes): New function prototypes.
9388 (eliminable_regset): New external variable declaration.
9389 (build_insn_chain, update_equiv_regs): New function prototypes.
9391 * Makefile.in (IRA_INT_H): New definition.
9392 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9393 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9394 (reload1.o, toplev.o): Add dependence on ira.h.
9395 (cfgloopanal.o): Add PARAMS_H.
9396 (caller-save.o): Add dependence on output.h and ira.h.
9397 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9398 ira-emit.o, ira-lives.o): New entries.
9400 * passes.c (pass_ira): New pass.
9402 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9404 * reload1.c (ira.h): Include the header.
9405 (changed_allocation_pseudos): New bitmap.
9406 (init_reload): Initiate the bitmap.
9407 (compute_use_by_pseudos): Permits spilled registers in FROM.
9408 (temp_pseudo_reg_arr): New variable.
9409 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9410 IRA. Call alter_reg with the additional parameter. Don't clear
9411 spilled_pseudos for IRA. Restore original insn chain for IRA.
9412 Clear changed_allocation_pseudos at the end of reload.
9413 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9414 (hard_regno_to_pseudo_regno): New variable.
9415 (count_pseudo): Check spilled pseudos. Set up
9416 hard_regno_to_pseudo_regno.
9417 (count_spilled_pseudo): Check spilled pseudos. Update
9418 hard_regno_to_pseudo_regno.
9419 (find_reg): Use better_spill_reload_regno_p. Check
9420 hard_regno_to_pseudo_regno.
9421 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9423 (eliminate_regs_1): Use additional parameter for alter_reg.
9424 (finish_spills): Set up pseudo_previous_regs only for spilled
9425 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9426 more arguments. Don't clear live_throughout and dead_or_set for
9427 spilled pseudos. Use additional parameter for alter_reg. Call
9428 mark_allocation_change. Set up changed_allocation_pseudos.
9429 Remove sanity check.
9430 (emit_input_reload_insns, delete_output_reload): Use additional
9431 parameter for alter_reg. Call mark_allocation_change.
9432 (substitute, gen_reload_chain_without_interm_reg_p): New
9434 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9436 * testsuite/gcc.dg/20080410-1.c: New file.
9438 * config/s390/s390.h (IRA_COVER_CLASSES,
9439 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9441 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9443 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9445 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9447 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9449 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9451 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9453 2008-08-24 Jeff Law <law@redhat.com>
9454 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9455 when ignoring unavailable registers.
9457 2008-08-24 Jeff Law <law@redhat.com>
9458 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9459 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9460 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9461 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9463 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9464 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9466 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9467 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9468 * reload1.c (find_reg): Process registers in register allocation order.
9470 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9471 * toplev.c (backend_init_target): Move ira_init call from
9473 (lang_dependent_init_target): ...to here.
9475 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9476 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9477 calculate memory move costs for NO_REGS.
9479 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9480 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9481 STACK_REGS is defined.
9483 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9484 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9486 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9487 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9489 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9490 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9491 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9494 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9495 Dorit Nuzman <dorit@il.ibm.com>
9497 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9498 vec_extract_evenv4sf, vec_extract_evenv8hi,
9499 vec_extract_evenv16qi, vec_extract_oddv4si,
9500 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9501 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9502 vec_interleave_highv4si, vec_interleave_lowv4si,
9503 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9504 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9505 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9507 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9510 * config/rs6000/rs6000.c (optimization_options): Don't default to
9511 section anchors without toplevel reorder.
9513 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9515 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9516 (mfc_end_critical_section): Likewise.
9518 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9520 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9521 all type qualifiers from element type to vector type.
9523 2008-08-25 David Daney <ddaney@avtrex.com>
9525 * config/mips/mips.md (immediate_insn): Move up in file, fix
9526 comment typo, reformat.
9527 (fetchop_bit, atomic_hiqi_op memory_barrier,
9528 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9529 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9530 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9531 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9532 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9533 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9534 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9535 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9536 sync_old_nand<mode>, sync_new_nand<mode>,
9537 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9538 test_and_set_12): Moved to sync.md.
9540 * config/mips/sync.md: New file.
9542 2008-08-25 Richard Henderson <rth@redhat.com>
9544 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9545 (regsave): Likewise.
9546 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9547 (output_cfi_directive): Likewise.
9548 (div_data_align): New.
9549 (output_cfi): Use it.
9551 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9553 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9554 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9555 (TARGET_OCTEON): New macro.
9556 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9557 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9558 (ISA_HAS_POP): New macro.
9559 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9561 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9563 * config/mips/mips.md (cpu): Add octeon.
9564 (type): Add pop attribute value.
9565 (popcount<mode>2): New pattern.
9566 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9568 2008-08-24 Jan Hubicka <jh@suse.cz>
9570 * doc/invoke.texi (-fipa-cp-clone): New option.
9571 (-fipa-cp): Update docs.
9572 (--param ipcp-unit-growth):New.
9573 * ipa-cp.c: Include fibheap.h, params.h
9574 (ipcp_initialize_node_lattices): When not cloning, all externally
9575 visible functions are bottom.
9576 (ipcp_need_redirect_p): Accept clones.
9577 (ipcp_insert_stage): Use cost driven heuristics.
9578 (max_count, dead_nodes): New static vars.
9579 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9580 ipcp_const_param_count): New functions.
9581 * common.opt (ipa-cp-clone): New command line option.
9582 * params.def (ipcp-unit-growth): New.
9584 2008-08-24 Jan Hubicka <jh@suse.cz>
9586 * tree-inline.c (tree_function_versioning): Look harder
9587 for referenced vars.
9589 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9591 PR tree-optimization/37185
9592 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9594 2008-08-23 Jan Hubicka <jh@suse.cz>
9596 * ipa-cp.c (ipcp_analyze_node): New function.
9597 (ipcp_update_cloned_node): Use it.
9598 (ipcp_init_stage): Likewise.
9599 * ipa-inline.c (function_insertion_hook_holder): New static var.
9600 (analyze_function): Break out from ....
9601 (inline_generate_summary): Here; register insertion hook.
9602 (cgraph_decide_inlining): Remove hook.
9603 (add_new_function): New function.
9605 2008-08-23 Jan Hubicka <jh@suse.cz>
9607 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9609 2008-08-23 Jan Hubicka <jh@suse.cz>
9611 * ipa-cp.c (constant_val_insert): Remove.
9612 (ipcp_propagate_one_const): Remove.
9613 (ipcp_create_replace_map): Always insert replacements to the map.
9614 (ipcp_insert_stage): Do not try to insert statements by hand.
9615 * tree-inline.c (insert_init_stmt): Break out from ...
9616 (setup_one_parameter): ... here; allow NULL BB pointer.
9617 (tree_function_versioning): Use setup_one_parameter to process
9620 2008-08-23 Jan Hubicka <jh@suse.cz>
9622 * tree.c (decl_address_ip_invariant_p): New function.
9623 * tree.h (decl_address_ip_invariant_p): Declare.
9624 * gimple.c (strip_invariant_refs): Break out from ...
9625 (is_gimple_invariant_address): ... here
9626 (is_gimple_ip_invariant_address): New function.
9627 (is_gimple_ip_invariant): New function.
9628 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9631 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9632 (ipcp_lat_is_insertable): All constants are insertable.
9633 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9634 IPA_CONST_VALUE_REF.
9635 (ipcp_initialize_node_lattices): Propagate all types of operands.
9636 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9637 (ipcp_create_replace_map): Reformat.
9638 (ipcp_need_redirect_p): Simplify.
9639 (ipcp_insert_stage): Check that argument is used before clonning.
9640 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9642 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9643 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9644 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9645 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9646 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9647 * tree-inline.c (tree_function_versioning): Add variables referenced
9650 2008-08-23 Jan Hubicka <jh@suse.cz>
9653 * i386.c (standard_80387_constant_p): Use optimize_size.
9655 2008-08-23 Ira Rosen <irar@il.ibm.com>
9657 PR tree-optimization/37161
9658 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9659 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9660 (vect_determine_vectorization_factor): Move the scalar type
9661 retrieval to vect_get_smallest_scalar_type.
9662 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9663 scalar type. Remove redundant computation.
9664 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9665 (vect_get_slp_defs): Take the type of RHS into account if
9666 necessary by calling vect_get_smallest_scalar_type. Call
9667 vect_get_constant_vectors with additional argument.
9669 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9672 * doc/invoke.texi (Wwrite-strings): Clarify description.
9674 2008-08-23 Ira Rosen <irar@il.ibm.com>
9676 PR tree-optimization/37174
9677 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9678 def stmt is a part of the loop before accessing its stmt_vec_info.
9680 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9683 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9684 (*swap): New insn pattern.
9685 (*ashlqi3): Rename from ashlqi3 insn pattern.
9686 (ashlqi3): New expanders.
9687 (*lshrqi3): Rename from lshrqi3 insn pattern.
9688 (lshrqi3): New expanders.
9689 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9690 lshrqi3_const5, lshrqi3_const6): New splitters.
9691 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9692 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9695 2008-08-22 Richard Guenther <rguenther@suse.de>
9697 PR tree-optimization/37078
9698 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9699 [+INF, +INF] ranges.
9701 2008-08-22 Richard Guenther <rguenther@suse.de>
9703 PR tree-optimization/37143
9704 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9705 a conversion statement instead of a copy.
9707 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9710 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9711 CCCmode, CCOmode and CCSmode destination modes.
9714 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9715 from different units in a single alternative.
9716 (*vec_extractv2sf_1): Ditto.
9717 (*vec_extractv2si_0): Ditto.
9718 (*vec_extractv2si_1): Ditto.
9719 * config/i386/sse.md (sse2_storehpd): Ditto.
9720 (sse2_storelpd): Ditto.
9721 (sse2_loadhpd): Ditto.
9722 (sse2_loadlpd): Ditto.
9725 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9726 (popcountsi2): Ditto.
9727 (clzdi2_abm): Ditto.
9728 (popcountdi2): Ditto.
9729 (clzhi2_abm): Ditto.
9730 (popcounthi2): Ditto.
9732 2008-08-22 Richard Guenther <rguenther@suse.de>
9736 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9737 if the multiplication does not overflow.
9739 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9741 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9743 2008-08-21 Richard Henderson <rth@redhat.com>
9745 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9746 spurrious comma from test.
9747 * configure: Rebuild.
9749 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9752 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9755 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9757 * c-tree.h (grokfield): New argument.
9758 * c-decl.c (grokfield): Handle new location argument.
9759 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9761 2008-08-21 Richard Guenther <rguenther@suse.de>
9763 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9765 2008-08-21 Jan Hubicka <jh@suse.cz>
9767 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9768 (cgraph_add_function_insertion_hook,
9769 cgraph_remove_function_insertion_hook,
9770 cgraph_call_function_insertion_hooks): New functions.
9771 * cgraph.h (cgraph_add_function_insertion_hook,
9772 cgraph_remove_function_insertion_hook,
9773 cgraph_call_function_insertion_hooks): Declare.
9774 * ipa-reference.c (function_insertion_hook_holder): New variable.
9775 (check_operand, look_for_address_of): When checking late, do not care
9776 about module bitmaps.
9777 (add_new_function): New function.
9778 (generate_summary): Register hooks; zero module bitmaps.
9779 (propagate): Unregister hooks.
9780 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9781 (add_new_function): New function.
9782 (generate_summary): Register hook.
9783 (propagate): Remove hook.
9785 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9787 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9788 * ipa-cp.c (ipcp_update_cloned_node): New function.
9789 (build_const_val): Handle functions correctly; bring type logic
9790 into sync with tree-inline.c
9791 (ipcp_init_stage): Take care of computing stuff needed by
9792 indirect inlining; update clones.
9793 (ipcp_generate_summary): Break out of ipcp_driver.
9794 (ipcp_driver): Do only execution and transformation.
9795 (pass_ipa_cp): Make IPA_PASS.
9796 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9798 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9799 ipcp, some info is already available.
9800 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9801 * tree-inline.c (remap_ssa_name): Unshare expression.
9803 2008-08-21 Richard Guenther <rguenther@suse.de>
9805 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9806 a PHI ask VN if it is already available.
9807 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9808 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9810 2008-08-21 Richard Guenther <rguenther@suse.de>
9813 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9814 makes sure to produce a result of the correct type.
9816 2008-08-21 Jan Hubicka <jh@suse.cz>
9817 Backport from LTO branch:
9819 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9820 Jan Hubicka <jh@suse.cz>
9823 (init_state, finish_state, set_function_state, generate_summary):
9825 (scan_stmt): Renamed from scan_function. Changed to keep state in
9826 local static vars rather than cgraph aux field.
9827 (propagate): Renamed from static_execute. Changed to keep state in
9828 local static vars rather than cgraph aux field.
9829 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9830 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9832 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9834 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9835 * ipa-reference.c (init_function_info, generate_summary,
9836 propagate): New functions.
9837 (analyze_function): Call init_function_info.
9838 (static_execute): Stripped into generate_summary and propagate.
9839 (pass_ipa_reference): Made into ipa_opt_pass.
9841 2008-08-21 Richard Guenther <rguenther@suse.de>
9843 PR tree-optimization/37181
9844 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9846 (extract_range_from_unary_expr): Likewise.
9848 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9850 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9852 * toplev.h (pedwarn_at): Likewise.
9853 * builtins.c: Update all calls to pedwarn.
9854 * c-lex.c: Likewise.
9855 * toplev.c: Likewise.
9856 * c-tree.h: Likewise.
9857 * c-decl.c: Likewise.
9858 * c-errors.c: Likewise.
9859 * c-typeck.c: Likewise.
9860 * c-common.c: Likewise.
9861 * c-parser.c: Likewise.
9863 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9866 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9867 with MODE_VECTOR_INT mode.
9869 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9872 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9873 initialized outside the current module.
9874 (warn_uninitialized_var): Ignore left-hand side when walking the
9875 trees. Ignore address expressions. Examine VUSE operands in gimple
9876 statements with a variable declaration on the right-hand side.
9878 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9881 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9883 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9886 * c-common.c (conversion_warning): Do not warn if applying bit-and
9887 operator to unsigned constant that fits in the target type.
9889 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9892 * c-common.c (conversion_warning): Do not warn for artificial
9895 2008-08-20 Richard Guenther <rguenther@suse.de>
9897 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9898 (extract_range_from_binary_expr): Fall back to constant propagation.
9899 (extract_range_from_unary_expr): Likewise.
9901 2008-08-20 Richard Guenther <rguenther@suse.de>
9903 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9904 with TREE_THIS_VOLATILE on shared nodes.
9905 (fold_stmt_r): Likewise.
9907 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9910 * c-parser.c (c_parser_attributes): For keywords use canonical
9911 spelling for attr_name.
9913 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9915 * value-prof.c (check_counter): Revert wrong call to error.
9917 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9919 * profile.c: Update calls to inform.
9920 * value-prof.c: Update calls to inform.
9922 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9924 * diagnostic.c (inform): Add an explicit location_t parameter.
9925 * toplev.h (inform): Update declaration.
9926 * builtins.c: Update all calls to inform.
9927 * c-common.c: Likewise.
9928 * c-decl.c: Likewise.
9929 * c-opts.c: Likewise.
9930 * c-pch.c: Likewise.
9931 * c-pragma.c: Likewise.
9932 * c-typeck.c: Likewise.
9933 * coverage.c: Likewise.
9935 * toplev.c: Likewise.
9936 * tree-cfg.c: Likewise.
9937 * tree-ssa.c: Likewise.
9939 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9942 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9943 V2DI mode, for SSE4.1, use movq instead of vector set if the
9944 second element is zero and inter-unit moves are OK.
9946 2008-08-20 Richard Guenther <rguenther@suse.de>
9948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9949 properly handle conversion/copy chains after tuplification.
9951 2008-08-20 Richard Guenther <rguenther@suse.de>
9953 * passes.c (init_optimization_passes): Move the second
9954 forwprop pass before alias computation. Remove the second
9955 DCE pass. Remove the first dominator and phi copy/const
9958 2008-08-20 Nick Clifton <nickc@redhat.com>
9960 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9961 support of this feature. Do not assume that a sufficiently new
9962 assembler will support the feature regardless of the target type.
9963 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9964 * configure: Regenerate.
9966 2008-08-20 Richard Guenther <rguenther@suse.de>
9968 * tree-vrp.c (found_in_subgraph): Remove.
9969 (live): New global static.
9970 (live_on_edge): New function.
9971 (blocks_visited): Remove.
9972 (register_edge_assert_for_2): Use live_on_edge.
9973 (find_conditional_asserts): Remove code dealing with
9974 found_in_subgraph. Do not walk the CFG.
9975 (find_switch_asserts): Likewise.
9976 (find_assert_locations_1): Renamed from find_assert_locations.
9977 Move finding assert locations for conditional and switch
9978 statements first. Update live bitmap. Do not walk the CFG.
9979 (find_assert_locations): New function.
9980 (insert_range_assertions): Remove entry of CFG walk.
9981 Adjust call to find_assert_locations.
9982 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9983 that only can appear because of fake exit edges but assert we
9984 never try to insert on those.
9985 (fini_pre): Do not remove fake exit edges here...
9986 (execute_pre): ...but here, before committing edge inserts.
9988 2008-08-19 Richard Guenther <rguenther@suse.de>
9990 * passes.c (init_optimization_passes): Exchange store-ccp
9993 2008-08-19 Rafael Espíndola <espindola@google.com>
9995 * varasm.c (weak_decls): Move earlier in the file.
9996 (assemble_external): Add weak decls to the weak_decls list.
9997 (declare_weak): Don't add decls to the weak_decls list.
9999 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10002 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10003 before (sse2_shufpd_<mode>).
10005 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10008 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10009 * tree.c (block_nonartificial_location): Likewise.
10011 2008-08-19 Richard Guenther <rguenther@suse.de>
10013 PR tree-optimization/35972
10014 PR tree-optimization/23094
10015 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10017 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10018 handle MISALIGNED_INDIRECT_REF.
10019 (get_ref_from_reference_ops): New helper.
10020 (vn_reference_lookup_pieces): Walk the use-def chain using the
10021 alias-oracle if requested.
10022 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10023 walking the use-def chain.
10024 (compute_avail): But not here.
10025 (create_component_ref_by_pieces_1): Properly handle
10026 MISALIGNED_INDIRECT_REF.
10027 (do_regular_insertion): Handle fully redundant
10028 expressions after PHI-translation also for SSA_NAME values, not
10029 only constants. Correctly use edoubleprime for that.
10031 2008-08-19 Ira Rosen <irar@il.ibm.com>
10033 * tree-vectorizer.c (supportable_widening_operation): Support
10034 multi-step conversion, return the number of steps in such conversion
10035 and the required intermediate types.
10036 (supportable_narrowing_operation): Likewise.
10037 * tree-vectorizer.h (vect_pow2): New function.
10038 (supportable_widening_operation): Change argument types.
10039 (supportable_narrowing_operation): Likewise.
10040 (vectorizable_type_promotion): Add an argument.
10041 (vectorizable_type_demotion): Likewise.
10042 * tree-vect-analyze.c (vect_analyze_operations): Call
10043 vectorizable_type_promotion and vectorizable_type_demotion with
10044 additional argument.
10045 (vect_get_and_check_slp_defs): Detect patterns.
10046 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10048 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10049 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10050 factor according to the smallest type in the loop.
10051 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10052 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10053 supportable_widening_operation with correct arguments.
10054 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10055 operands lists according to the number of vector statements in left
10056 or right node, if exists.
10057 (vect_gen_widened_results_half): Remove unused argument.
10058 (vectorizable_conversion): Call supportable_widening_operation,
10059 supportable_narrowing_operation, and vect_gen_widened_results_half
10060 with correct arguments.
10061 (vectorizable_assignment): Change documentation, support multiple
10063 (vectorizable_operation): Likewise.
10064 (vect_get_loop_based_defs): New function.
10065 (vect_create_vectorized_demotion_stmts): Likewise.
10066 (vectorizable_type_demotion): Support loop-aware SLP and general
10067 multi-step conversion. Call vect_get_loop_based_defs and
10068 vect_create_vectorized_demotion_stmts for transformation.
10069 (vect_create_vectorized_promotion_stmts): New function.
10070 (vectorizable_type_promotion): Support loop-aware SLP and general
10071 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10072 for transformation.
10073 (vectorizable_store): Change documentation, support multiple
10075 (vectorizable_load): Likewise.
10076 (vect_transform_stmt): Pass SLP_NODE to
10077 vectorizable_type_promotion and vectorizable_type_demotion.
10078 (vect_schedule_slp_instance): Move here the calculation of number
10079 of vectorized statements for each node from...
10080 (vect_schedule_slp): ... here.
10081 (vect_transform_loop): Call vect_schedule_slp without the last
10084 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10087 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10088 to == in assert statement.
10089 (vectorizable_reduction): Fix typo.
10091 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10094 * value-prof.c (check_counter): Dereference pointer to overall
10095 count when printing it.
10097 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10099 * profile.h: Really add it.
10101 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10103 * mcf.c: Really add it.
10105 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10106 Vinodha Ramasamy <vinodha@google.com>
10108 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10110 * value-prof.c (check_counter): Fix the counter if
10111 flag_profile_correction is true.
10112 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10113 tree_mod_subtract_transform):
10114 Follow check_counter parameter change.
10115 * common.opt (fprofile-correction): New option.
10117 * profile.h: Likewise.
10118 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10119 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10120 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10122 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10123 flag_profile_correction is set.
10125 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10127 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10129 2008-08-18 Tomas Bily <tbily@suse.cz>
10131 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10132 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10134 * tree-data-ref.c (split_constant_offset_1): Likewise.
10135 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10136 * tree-sra.c (sra_walk_expr): Likewise.
10137 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10138 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10139 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10140 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10142 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10143 * tree-vect-transform.c (vectorizable_type_demotion)
10144 (vectorizable_type_promotion): Likewise.
10145 * tree-inline.c (expand_call_inline):
10146 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10147 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10148 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10149 * expr.c (expand_expr_real_1): Likewise.
10150 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10151 (gimple_assign_unary_useless_conversion_p): Likewise.
10152 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10153 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10154 * fold-const.c (fold_unary): Likewise.
10155 * tree.h (CONVERT_EXPR_P): Likewise.
10156 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10157 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10159 (register_edge_assert_for_2, extract_range_from_unary_expr)
10160 (register_edge_assert_for_1): Likewise.
10162 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10164 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10165 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10166 (enum real_value_const): Delete.
10167 (get_real_const): Delete.
10168 * real.c (get_real_const): Delete.
10169 (dconst_e_ptr): Define.
10170 (dconst_third_ptr): Define.
10171 (dconst_sqrt2_ptr): Define.
10172 * builtins.c: Update all callers.
10174 2008-08-18 Richard Guenther <rguenther@suse.de>
10176 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10177 statement iterator after statement removal.
10179 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10181 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10182 (detect_processor_freebsd): Likewise.
10183 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10185 2008-08-18 Richard Guenther <rguenther@suse.de>
10187 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10188 and loads have the correct types.
10190 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10193 * c-opts.c (cpp_opts): Remove static.
10194 * c-parser.c (cpp_opts): Declare it extern.
10195 (disable_extension_diagnostics): Handle cpp options.
10196 (enable_extension_diagnostics): Likewise.
10198 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10200 * diagnostics.c (permerror_at): Rename as permerror.
10201 (permerror): Delete.
10202 * toplev.h: Likewise.
10204 2008-08-18 Richard Guenther <rguenther@suse.de>
10206 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10207 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10208 Move call_cdce before build_alias. Move copyrename2,
10209 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10210 right after final inlining.
10211 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10212 (pass_build_cfg): But instead via TODO_dump_func.
10214 2008-08-18 Richard Guenther <rguenther@suse.de>
10216 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10218 (scalarize_init): If we failed to generate some initializers
10219 do not generate zeros for not instantiated members. Instead
10220 rely on the copy out.
10221 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10222 about missing flow-sensitive alias info only if we have
10225 2008-08-17 Nick Clifton <nickc@redhat.com>
10227 * doc/extend.texi (Function Attributes): Fix typo in description
10228 if hot function attribute.
10230 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10231 Richard Sandiford <rdsandiford@googlemail.com>
10233 * doc/install.texi (--with-mips-plt): Document.
10234 * doc/invoke.texi (-mplt, -mno-plt): Document.
10235 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10236 and handle ${with_mips_plt}.
10237 * config/mips/mips.opt (mplt): New option.
10238 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10239 (TARGET_ABICALLS_PIC2): Likewise.
10240 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10241 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10242 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10243 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10244 to decide whether to output ".option picX" directives.
10245 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10246 Pass -call_nonpic rather than -KPIC for -mplt.
10247 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10248 on the command line. Also remove it when -mabi=64 is used without
10250 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10251 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10252 TARGET_ABICALLS_PIC0.
10253 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10255 (mips16_build_function_stub): Only output ".option pic" directives
10256 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10257 (mips16_build_call_stub): Fix comment and remove redundant
10258 ".set at"/"set .noat" directives.
10259 (mips_function_rodata_section): Use the default behaviour for
10260 TARGET_ABSOLUTE_ABICALLS.
10261 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10262 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10263 (mips_restore_gp): Do nothing if the current function doesn't use
10265 (mips_expand_prologue): Only save $gp if the current function uses it.
10266 Use a normal move for TARGET_ABICALLS_PIC0.
10267 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10269 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10271 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10272 of function when handling GLOBAL_POINTER_REGNUM.
10274 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10277 * common.opt (-fstack-check): Do not declare the variable here.
10278 (-fstack-check=): New option variant.
10279 * doc/invoke.texi (Code Gen Options): Document it.
10280 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10281 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10282 (STACK_CHECK_STATIC_BUILTIN): New macro.
10283 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10284 * opts.c: Include expr.h.
10285 (common_handle_option) <OPT_fold_stack_check_>: New case.
10286 <OPT_fstack_check>: Likewise.
10287 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10288 consistently in the test for variable-sized types. Adjust for
10289 new behaviour of flag_stack_check.
10290 * explow.c: Include except.h.
10291 (allocate_dynamic_stack_space): Do not take into account
10292 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10293 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10294 for variable-sized parameters. Treat all parameters whose size is
10295 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10296 stack checking is enabled.
10297 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10298 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10299 if generic stack checking is enabled.
10300 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10301 * reload1.c (reload): Likewise.
10302 * stmt.c (expand_decl): Assert that all automatic variables have
10303 fixed size at this point and remove dead code.
10304 * flags.h (stack_check_type): New enumeration type.
10305 (flag_stack_check): Declare.
10306 * toplev.c (flag_stack_check): New global variable.
10307 * Makefile.in (opts.o): Add dependency on EXPR_H.
10308 (explow.o): Add dependency on except.h.
10310 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10312 * config/avr/avr.c (avr_override_options): Reduce value of
10313 PARAM_INLINE_CALL_COST.
10315 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10317 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10318 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10319 lieu of TYPE_MODE (type) throughout.
10321 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10323 * config/arm/arm.c (add_minipool_backward_ref): Check for
10324 8-byte-aligned entries in second case of forcing insertion after a
10325 particular entry. Change third case to avoid inserting
10326 non-8-byte-aligned entries before 8-byte-aligned ones.
10328 2008-08-15 Richard Guenther <rguenther@suse.de>
10330 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10331 strip components for unknown size accesses.
10333 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10335 * config/s390/2097.md New file.
10336 * config/s390/s390.md ("z10prop" attribute): Define none,
10337 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10338 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10339 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10340 possible values and apply them to insns as appropriate.
10341 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10342 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10343 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10344 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10345 ("bfp" mode attribute): Removed. Every occurence replaced
10347 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10348 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10351 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10354 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10357 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10359 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10360 additional argument. Support reduction when duplication is needed due
10361 to data-types of different sizes in the loop.
10362 (get_initial_def_for_induction): Fix printout.
10363 (vect_get_vec_def_for_stmt_copy): Support case where the
10364 vec_stmt_for_operand is a phi node.
10365 (vectorizable_reduction): Support reduction when duplication is needed
10366 due to data-types of different sizes in the loop.
10367 (vectorizable_call): Remove restriction to not vectorize in case we
10368 have data-types of different sizes in the loop.
10369 (vectorizable_conversion): Likewise.
10370 (vectorizable_operation): Likewise.
10371 (vectorizable_type_demotion): Likewise.
10372 (vectorizable_type_promotion): Likewise.
10373 (vectorizable_induction): Add restriction to not vectorize in case
10374 we have data-types of different sizes in the loop.
10376 2008-08-14 Christophe Saout <christophe@saout.de>
10377 Uros Bizjak <ubizjak@gmail.com>
10380 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10381 (*vec_concatv2di_rex64_sse4_1): Ditto.
10382 (*vec_concatv2di_rex64_sse): Ditto.
10384 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10386 PR middle-end/37103
10387 * fold-const.c (fold_widened_comparison): Do not allow
10388 sign changes that change the result even if shorter type
10389 is wider than arg1_unw's type.
10391 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10393 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10394 Skip if the multilib testing specifies -march that does not
10395 agree with the one specified in the testcase.
10397 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10399 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10400 zero extend SImode values being converted to TFmode before passing
10403 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10405 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10406 __PPU__ when targeting the Cell/B.E. PPU processor.
10408 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10410 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10411 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10412 Rematerialize the static chain, if any.
10413 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10416 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10418 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10419 (new_loc_descr): Likewise.
10420 (add_loc_descr): Likewise.
10421 (size_of_loc_descr): Likewise.
10422 (size_of_locs): Likewise.
10423 (output_loc_operands): Likewise.
10424 (output_loc_sequence): Likewise.
10425 (new_reg_loc_descr): New.
10426 (build_cfa_loc): Use it.
10427 (build_cfa_aligned_loc): Likewise.
10428 (one_reg_loc_descriptor): Likewise.
10429 (based_loc_descr): Likewise.
10431 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10434 * doc/invoke.texi (Wmain): Update.
10435 * c-decl.c (start_decl): warn_main is only 0 or 1.
10436 (start_function): Likewise. Fix formatting.
10437 (finish_function): Delete redundant warning.
10438 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10439 * c-opts (c_common_handle_option): -Wall only has effect if
10440 warn_main is uninitialized. OPT_Wmain is automatically
10441 handled. -pedantic also enables Wmain.
10442 (c_common_post_options): Handle all logic for Wmain here.
10443 * c-common.c (warn_main): Delete.
10444 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10445 * c-common.h (warn_main): Delete.
10447 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10449 PR middle-end/36701
10450 * expr.c (emit_group_store): Allocate stack temp with the
10451 largest alignment when copying from register to stack.
10453 2008-08-13 Richard Guenther <rguenther@suse.de>
10455 * tree.h (maybe_fold_offset_to_address): Declare.
10456 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10457 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10458 Likewise for POINTER_PLUS_EXPR.
10459 (maybe_fold_offset_to_reference): Enable disabled code.
10460 (maybe_fold_offset_to_address): New function.
10461 (fold_stmt_r): Use it.
10462 (fold_gimple_assign): Likewise.
10463 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10464 (gimplify_expr): Likewise.
10466 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10468 * toplev.h (pedwarn_at): Fix declaration.
10470 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10472 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10473 LINK_SPEC): Use %R in -Y P argument.
10475 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10478 * diagnostic.c (pedwarn_at): New.
10479 * toplev.h (pedwarn_at): Declare.
10480 * c-tree.h (build_enumerator): Update declaration.
10481 * c-decl.c (finish_enum): Update comment.
10482 (build_enumerator): Take a location parameter. Give a pedwarn but do
10483 not perform any conversion.
10484 * c-parser.c (c_parser_enum_specifier): Set correct location for
10487 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10490 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10491 expressions except for conversions to signed:1 bitfields. Handle
10492 COND_EXPR with constant operands.
10494 2008-08-13 Richard Guenther <rguenther@suse.de>
10496 PR tree-optimization/15255
10497 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10498 (struct oecount_s): New struct and VEC types.
10499 (cvec): New global.
10500 (oecount_hash): New function.
10501 (oecount_eq): Likewise.
10502 (oecount_cmp): Likewise.
10503 (zero_one_operation): New function.
10504 (build_and_add_sum): Likewise.
10505 (undistribute_ops_list): Perform un-distribution of multiplication
10506 and division on the chain of summands.
10507 (should_break_up_subtract): Also break up subtracts for factors.
10508 (reassociate_bb): Delete dead visited statements.
10509 Call undistribute_ops_list. Re-sort and optimize if it did something.
10510 * passes.c (init_optimization_passes): Move DSE before
10512 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10515 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10517 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10519 * doc/invoke.texi: Revert unintended checkin.
10521 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10524 * gcc.c (include_spec_function): Tweak call to find_a_file.
10526 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10528 PR middle-end/37014
10529 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10530 and TRUTH_ORIF_EXPR.
10531 * dojump.c (do_jump): Likewise.
10533 PR tree-optimization/37084
10534 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10535 if id->regimplify, don't assume stmt is a cast assignment.
10537 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10539 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10541 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10544 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10547 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10549 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10550 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10552 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10553 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10554 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10555 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10556 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10558 * doc/tm.texi (Storage Layout): Remove documentation for
10559 TARGET_FLOAT_FORMAT.
10561 * simplify-rtx.c (simplify_binary_operation_1): Replace
10562 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10564 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10566 * real.h (struct real_format): New member has_sign_dependent_rounding.
10567 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10568 spu_single_format, ieee_double_format, mips_double_format,
10569 motorola_double_format, ieee_extended_motorola_format,
10570 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10571 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10572 mips_extended_format, ieee_quad_format, mips_quad_format,
10573 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10574 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10576 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10577 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10578 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10579 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10580 (ROUND_TOWARDS_ZERO): Likewise.
10582 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10583 (FLOAT_MODE_FORMAT): New macro.
10584 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10585 (MODE_COMPOSITE_P): ... this new macro.
10586 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10587 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10588 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10590 * flags.h: Include "real.h".
10592 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10593 REAL_MODE_FORMAT_COMPOSITE_P.
10594 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10596 * doc/tm.texi (Storage Layout): Remove documentation of
10597 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10598 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10599 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10600 they only apply to libgcc2.a.
10602 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10604 * config/spu/float_disf.c: New file.
10605 * config/spu/float_unsdisf.c: New file.
10606 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10607 (LIB2FUNCS_EXCLUDE): Define.
10609 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10610 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10612 * real.h (struct real_format): New member round_towards_zero.
10613 * real.c (round_for_format): Respect fmt->round_towards_zero.
10614 (ieee_single_format, mips_single_format, motorola_single_format,
10615 spu_single_format, ieee_double_format, mips_double_format,
10616 motorola_double_format, ieee_extended_motorola_format,
10617 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10618 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10619 mips_extended_format, ieee_quad_format, mips_quad_format,
10620 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10621 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10623 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10624 real_format to choose rounding mode when calling MPFR functions.
10625 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10626 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10628 * real.h (real_to_decimal_for_mode): Add prototype.
10629 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10630 Respect target rounding mode when generating decimal representation.
10631 (real_to_decimal): New stub for backwards compatibility.
10632 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10633 real_to_decimal_for_mode instead of real_to_decimal.
10635 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10637 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10638 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10640 * real.c (spu_single_format): New variable.
10641 * real.h (spu_single_format): Declare.
10643 * config/spu/spu.c (spu_override_options): Install SFmode format.
10644 (spu_split_immediate): Use integer mode to operate on pieces of
10645 floating-point values in all cases.
10647 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10648 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10649 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10651 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10653 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10655 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10657 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10659 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10662 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10663 on the VAR_DECL instead of TYPE_READONLY on its type.
10665 2008-08-12 Ira Rosen <irar@il.ibm.com>
10667 * tree-vectorizer.c: Depend on langhooks.h.
10668 (supportable_widening_operation): Add two arguments. Support double
10670 (supportable_narrowing_operation): Likewise.
10671 * tree-vectorizer.h (supportable_widening_operation): Add two
10673 (supportable_narrowing_operation): Likewise.
10674 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10675 supportable_widening_operation with correct arguments.
10676 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10677 (vectorizable_type_demotion): Support double type conversions.
10678 (vectorizable_type_promotion): Likewise.
10679 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10681 2008-08-11 Michael Matz <matz@suse.de>
10683 * i386/i386.c (override_options): Move initialisation from
10684 flag_schedule_insns_after_reload to here from ...
10685 (optimization_options): ... here.
10687 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10689 PR rtl-optimization/36998
10690 * dwarf2out.c (compute_barrier_args_size_1,
10691 compute_barrier_args_size): Temporarily remove assertions.
10693 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10695 PR middle-end/20644
10696 * tree-ssa.c (struct walk_data): Add new flag
10697 warn_possibly_uninitialized.
10698 (warn_uninitialized_var): Use it.
10699 (warn_uninitialized_vars): New.
10700 (execute_early_warn_uninitialized): Call it.
10701 (execute_late_warn_uninitialized): Likewise.
10703 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10705 PR middle-end/36238
10706 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10707 for memory subregs.
10709 2008-08-09 Jan Hubicka <jh@suse.cz>
10712 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10714 (expand_fix): Be prepared for expansion to fail.
10715 (expand_sfix_optab): Remove instructions if expansion failed.
10717 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10719 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10720 avr31 architecture.
10721 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10722 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10724 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10726 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10727 mips/t-libgcc-mips16 to tmake_file.
10728 * config/mips/mips-protos.h (mips_call_type): New enum.
10729 (mips_pic_base_register, mips_got_load): Declare.
10730 (mips_restore_gp): Take an rtx argument.
10731 (mips_use_pic_fn_addr_reg_p): Declare.
10732 (mips_expand_call): Replace the sibcall_p argument with
10733 a mips_call_type argument. Add a lazy_p parameter.
10734 (mips_split_call): Declare.
10735 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10736 (MIPS16_PIC_TEMP): Likewise.
10737 (reg_class): Delete M16_NA_REGS.
10738 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10739 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10740 (mips_split_hi_p): Declare.
10741 * config/mips/mips.c (mips_split_hi_p): New array.
10742 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10743 (mips_got_symbol_type_p): New function.
10744 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10745 (mips16_stub_function_p): New function.
10746 (mips16_local_function_p): Likewise.
10747 (mips_use_pic_fn_addr_reg_p): Likewise.
10748 (mips_cannot_force_const_mem): Return false for HIGHs.
10749 Extend CONST_INT and symbolic handling to MIPS16, using
10750 mips_symbol_insns to check that the base symbol type is a
10751 legitimate constant. Reject GOT-based constants if
10752 TARGET_MIPS16_PCREL_LOADS.
10753 (mips_const_insns): Check targetm.cannot_force_const_mem when
10754 decomposing a symbolic base and a large offset.
10755 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10756 When calling a function that needs $25 from MIPS16 code,
10757 move the target address into $25 separately and add a USE
10759 (mips16_gp_pseudo_reg): Insert the initializer immediately
10760 before the first real insn.
10761 (mips_pic_base_register, mips_got_load): New functions.
10762 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10763 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10764 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10765 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10766 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10767 also passing NULL_RTX rather than const0_rtx as the aux argument.
10768 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10769 instead of TARGET_EXPLICIT_RELOCS.
10770 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10771 (mips_load_call_address): Replace the sibcall_p argument with
10772 a mips_call_type argument. Use mips_got_load.
10773 (mips16_local_alias): New structure.
10774 (mips16_local_aliases): New variable.
10775 (mips16_local_aliases_hash): New function.
10776 (mips16_local_aliases_eq): Likewise.
10777 (mips16_local_alias): Likewise.
10778 (mips16_stub_function): Likewise.
10779 (mips16_build_function_stub): Create a local alias for the target
10780 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10781 .cpload directive and an R_MIPS_NONE relocation for the target
10782 function, then load the alias rather than the function itself.
10783 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10784 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10785 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10786 (mips16_build_call_stub): Replace the FN parameter with an
10787 FN_PTR parameter. Force the address into a register if it
10788 isn't a call_insn_operand; don't rely on the caller to do this.
10789 If a call to a locally-defined and locally-binding MIPS16
10790 function must be made indirectly, redirect the call to the
10791 function's local alias. Use mips16_stub_function_p,
10792 mips16_stub_function, mips_expand_call and use_reg.
10793 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10794 Use explicit %hi and %lo accesses where possible.
10795 Use MIPS_CALL to generate the correct code form of a
10796 jal instruction. Add clobbers of $18 instead of uses.
10797 Update the call to mips_emit_call_insn.
10798 (mips_expand_call): Replace the SIBCALL_P argument with a
10799 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10800 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10801 allowing it to modify the call address. Update the calls to
10802 mips_load_call_address and mips_emit_call_insn.
10803 (mips_split_call): New function.
10804 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10805 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10806 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10807 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10808 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10810 (mips_cprestore_slot): New function.
10811 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10812 and use mips_cprestore_slot.
10813 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10815 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10816 then use a copygp_mips16 instruction to set up $28.
10817 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10818 (mips16_lay_out_constants): Call split_all_insns_noflow.
10819 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10820 false if TARGET_MIPS16.
10821 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10822 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10823 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10824 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10825 MIPS16 code. Allow MIPS16 o32 PIC.
10826 (mips_override_options): Allow MIPS16 o32 PIC.
10827 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10828 after reload if TARGET_USE_GOT.
10829 (UNSPEC_COPYGP): New constant.
10830 (length): Use a default length of 8 for MIPS16 GOT loads.
10831 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10832 (*got_page<mode>): Check mips_split_hi_p.
10833 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10834 (unspec_got<mode>, unspec_call<mode>): New expanders.
10835 (load_got<mode>, load_call<mode>): Remove the length attributes.
10836 Use a got attribute instead of a type attribute.
10837 (copygp_mips16): New insn.
10838 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10839 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10840 (sibcall, sibcall_value, call, call_value): Update the calls
10841 to mips_expand_call.
10842 (call_internal, call_value_internal): Use mips_split_call.
10843 (call_value_multiple_internal): Likewise.
10844 (call_split): Move after call_internal (the insn it is split from).
10845 (call_internal_direct, call_value_internal_direct): Turn into
10846 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10847 (call_direct_split, call_value_direct_split): New patterns.
10848 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10849 and use M16_REGS instead of M16_NA_REGS.
10850 * config/mips/predicates.md (const_call_insn_operand): Replace
10851 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10852 mips_use_pic_fn_addr_reg_p check.
10853 (move_operand): Reject HIGHs if mips_split_hi_p.
10854 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10855 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10856 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10857 * config/mips/libgcc-mips16.ver: New file.
10858 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10859 $(srcdir)/config/mips/libgcc-mips16.ver.
10861 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10863 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10865 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10866 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10867 (mips16_cfun_returns_in_fpr_p): Likewise.
10869 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10871 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10872 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10873 rather than 4 to PC.
10875 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10877 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10878 (FUNCTION_PROFILER): Save the static chain pointer into $2
10879 beforehand and restore it aftewards.
10880 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10881 address directly into $25 and call the function through $25;
10882 do not clobber $3. Pad the DImode version to cover the space
10883 left by the deleted $25 <- $3 move.
10884 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10885 the removal of the $25 <- $3 move.
10886 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10887 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10889 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10890 Daniel Jacobowitz <dan@codesourcery.com>
10892 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10893 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10894 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10895 * config/mips/mips.c (mips_start_function_definition): New function.
10896 (mips_end_function_definition): Likewise.
10897 (mips_output_function_prologue): Use mips_start_function_definition.
10898 (mips_output_function_epilogue): Use mips_end_function_definition.
10899 (build_mips16_function_stub): Use mips_start_function_definition
10900 and mips_end_function_definition.
10901 (build_mips16_call_stub): Likewise.
10903 2008-08-09 Richard Guenther <rguenther@suse.de>
10905 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10906 * gimple.h (gimple_call_fn): Adjust comment.
10907 (gimple_call_set_fndecl): New function.
10908 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10909 longer having bare FUNCTION_DECL operand.
10910 (gimple_call_return_type): Likewise.
10911 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10913 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10914 (gimple_mod_pow2): Likewise.
10915 (gimple_mod_subtract): Likewise.
10916 (gimple_ic): Likewise.
10917 (gimple_stringop_fixed_value): Likewise.
10918 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10919 longer having bare FUNCTION_DECL operand.
10920 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10921 * omp-low.c (optimize_omp_library_calls): Likewise.
10922 * cgraphunit.c (update_call_expr): Likewise.
10923 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10924 (execute_convert_to_rsqrt): Likewise.
10925 * cfgexpand.c (gimple_to_tree): Simplify.
10926 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10927 bare FUNCTION_DECL operand.
10928 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10929 (convert_gimple_call): Use gimple_call_fndecl.
10930 * c-common.c (c_warn_unused_result): Likewise.
10932 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10935 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10936 (c_finish_return): Likewise.
10937 (c_start_case): Likewise.
10938 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10939 * c-parser.c (c_parser_condition): New. Call
10940 verify_sequence_points.
10941 (c_parser_paren_condition): Call c_parser_condition.
10942 (c_parser_for_statement): Call c_parser_condition.
10944 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10947 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10948 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10949 Moved from diagnostic.h
10950 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10952 (emit_diagnostic): New.
10953 (warning0, pedwarn0): Delete.
10954 (warning, warning_at, pedwarn, permerror): Return bool.
10955 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10956 Moved to diagnostic.c.
10957 (struct diagnostic_context): Use correct type for
10958 classify_diagnostic.
10959 (diagnostic_report_diagnostic): Update declaration.
10960 (emit_diagnostic): Declare.
10961 * errors.c (warning): Return bool.
10962 * errors.h (warning): Update declaration.
10963 * toplev.h (warning0, pedwarn0): Delete.
10964 (warning, warning_at, pedwarn, permerror): Return bool.
10965 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10966 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10967 inform. Update all calls.
10968 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10969 before giving informative note.
10970 (implicit_decl_warning): Likewise.
10971 * c-typeck.c (build_function_call): Likewise.
10972 * tree-sssa.c (warn_uninit): Likewise.
10973 * builtins.c (gimplify_va_arg_expr): Likewise.
10975 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10978 * doc/invoke.texi (-Wextra): Move warning from here...
10979 (-Wuninitialized): ... to here.
10981 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10984 * flags.h (set_Wunused): Delete
10985 * toplev.c (process_options): Handle Wunused flags here.
10986 * opts.c (maybe_warn_unused_parameter): Delete.
10987 (common_handle_option): Replace set_Wunused by warn_unused.
10988 (set_Wextra): Do not handle Wunused-parameter here.
10989 (set_Wunused): Delete.
10990 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10992 * common.opt (Wunused): Add Var and Init.
10993 (Wunused-function): Likewise.
10994 (Wunused-label): Likewise.
10995 (Wunused-parameter): Likewise.
10996 (Wunused-value): Likewise.
10997 (Wunused-variable): Likewise.
10999 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11001 * doc/invoke.texi: Add cpu_type power7.
11002 * config.in (HAVE_AS_VSX): New.
11003 * config.gcc: Add cpu_type power7.
11004 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11006 * configure: Regenerate.
11007 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11009 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11010 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11011 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11013 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11015 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11016 type to vectorize.builtin_conversion.
11017 (vectorizable_conversion): Likewise.
11018 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11019 integral type as input.
11020 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11022 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11023 and ALTIVEC_BUILTIN_VCTSXS.
11024 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11027 2008-08-08 Richard Guenther <rguenther@suse.de>
11029 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11030 (surely_varying_stmt_p): Calls are varying only if they are
11031 non-builtin and not indirect or have no result.
11032 (ccp_fold): Re-instantiate code before the tuples merge.
11034 2008-08-08 Richard Guenther <rguenther@suse.de>
11036 PR tree-optimization/37056
11037 * gimple.h (gimple_assign_rhs_class): New helper function.
11038 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11039 unary operations properly.
11041 2008-08-07 Jan Hubicka <jh@suse.cz>
11043 * i386.h (ix86_size_cost): Declare.
11044 (ix86_cur_cost): New function macro.
11045 * i386.md (peepholes expanding size and splitters): Predicate by
11046 optimize_insn_for_speed_p.
11047 (peepholes reduce size and splitters): Predicate by
11048 optimize_insn_for_size_p.
11049 * i386.c (ix86_size_cost): Rename from ...
11050 (size_cost): This one.
11051 (override_options): Update.
11052 (decide_alg): Likewise.
11053 (ix86_expand_clear): Use RTL profile.
11054 (ix86_pad_returns): Use RTL profile.
11056 2008-08-07 Jan Hubicka <jh@suse.cz>
11058 * recog.c (split_all_insns): Set RTL profile
11059 (peephole2_optimize): Likewise.
11060 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11061 * combine.c (combine_instructions): Likewise.
11063 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11065 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11067 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11069 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11070 value in a6 after the set_frame_ptr insn.
11072 2008-08-07 Richard Henderson <rth@redhat.com>
11075 * gcc.c (cpp_options): Pass along -g*.
11077 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11079 * config/arm/arm.c (output_move_neon): Update comment describing
11080 big-endian vector layout.
11081 (arm_assemble_integer): Do not handle big-endian NEON vectors
11083 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11084 neon_vget_lane<mode>_sext_internal,
11085 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11086 element indices for big-endian.
11088 2008-08-07 Richard Henderson <rth@redhat.com>
11090 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11091 * configure, config.in: Rebuild.
11092 * debug.h (dwarf2out_do_cfi_asm): Declare.
11093 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11094 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11095 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11096 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11098 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11100 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11101 movv2si_internal): Combine into mov<mode>_internal.
11102 (movv2si_internal_2): Remove.
11104 2008-08-07 Jan Hubicka <jh@suse.cz>
11107 * i386.md (single stringop patterns): Enable unconditionally.
11109 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11112 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11114 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11115 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11117 * config/i386/sse.md (sse2_movq128): New.
11119 * doc/extend.texi: Document __builtin_ia32_movq128.
11121 2008-08-07 Richard Guenther <rguenther@suse.de>
11123 PR middle-end/37042
11124 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11125 pointers can access anything.
11127 2008-08-06 Jan Hubicka <jh@suse.cz>
11129 * optabs.c (emit_unop_insn): Break out to ...
11130 (maybe_emit_unop_insn): ... this one.
11131 (expand_sfix_optab): Use maybe variant.
11132 * optabs.h (maybe_emit_unop_insn): Declare.
11134 * i386.md (mov0 patterns): Enable by default.
11135 (FP conversion expanders): Disable expansion of code expanding
11136 sequences when instruction should be optimized for size.
11137 (single strinop patterns): Enable when optimizing for size.
11138 (string expanders): Disable expanding of code expanding sequences
11139 when optimizning instruction for size.
11140 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11142 (ix86_fp_comparison_sahf_cost): Likewise.
11143 (ix86_expand_branch): Likewise.
11144 (ix86_expand_ashl_const): Likewise.
11145 (ix86_split_ashl): Likewise.
11146 (ix86_expand_strlen): Likewise.
11147 (ix86_emit_fp_unordered_jump): Likewie.
11149 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11151 * c-common.c: Fix typo.
11152 (c_common_reswords): Activate more C++ keyword warnings.
11154 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11156 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11159 * diagnostic.c (permerror_at): New.
11160 * toplev.h (permerror_at): Declare.
11162 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11163 Ira Rosen <irar@il.ibm.com>
11165 * tree-vect-transform.c (vect_model_simple_cost): Return
11166 immediately if stmt is pure SLP.
11167 (vect_model_store_cost): Ditto.
11168 (vect_model_load_cost): Ditto.
11169 (vectorizable_store): Remove PURE_SLP check before call
11170 to vect_model_store_cost.
11171 (vect_model_store_cost): When checking whether stmt describe
11172 strided access, add a check that it is not slp_node.
11174 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11177 * c-common.c (warn_for_sign_compare): New. Handle separately the
11178 case that 'constant' is zero.
11179 * c-typeck.c (build_binary_op): Move code to c-common.c
11181 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11183 * config/alpha/alpha.c (alpha_preferred_reload_class,
11184 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11185 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11186 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11187 * config/arm/arm.md: Likewise.
11188 * config/avr/avr-protos.h (preferred_reload_class,
11189 test_hard_reg_class, avr_simplify_comparison_p,
11190 out_shift_with_cnt, class_max_nregs): Likewise.
11191 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11192 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11193 preferred_reload_class, test_hard_reg_class): Likewise.
11194 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11195 bfin_memory_move_cost, bfin_secondary_reload,
11196 bfin_output_mi_thunk): Likewise.
11197 * config/crx/crx.c (crx_secondary_reload_class,
11198 crx_memory_move_cost): Likewise.
11199 * config/frv/frv-protos.h (frv_secondary_reload_class,
11200 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11201 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11202 frv_secondary_reload_class, frv_class_likely_spilled_p,
11203 frv_class_max_nregs): Likewise.
11204 * config/h8300/h8300.c (h8300_classify_operand,
11205 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11207 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11208 * config/ia64/ia64.c (ia64_preferred_reload_class,
11209 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11210 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11211 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11213 * config/m68hc11/m68hc11.c (preferred_reload_class,
11214 m68hc11_memory_move_cost): Likewise.
11215 * config/mcore/mcore.c (mcore_secondary_reload_class,
11216 mcore_reload_class): Likewise.
11217 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11218 mips_class_max_nregs, mips_cannot_change_mode_class,
11219 mips_preferred_reload_class, mips_secondary_reload_class,
11220 mips_output_mi_thunk): Likewise.
11221 * config/mmix/mmix.c (mmix_preferred_reload_class,
11222 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11224 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11226 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11227 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11228 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11229 * config/rs6000/rs6000.c (paired_expand_vector_init,
11230 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11231 compare_section_name, rs6000_memory_move_cost): Likewise.
11232 * config/s390/s390.c (s390_emit_compare_and_swap,
11233 s390_preferred_reload_class, s390_secondary_reload,
11234 legitimize_pic_address, legitimize_tls_address,
11235 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11236 s390_class_max_nregs): Likewise.
11237 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11238 * config/s390/s390.md: Likewise.
11239 * config/score/score-protos.h (score_secondary_reload_class,
11240 score_preferred_reload_class): Likewise.
11241 * config/score/score.c (score_preferred_reload_class,
11242 score_secondary_reload_class): Likewise.
11243 * config/score/score3.c (score3_output_mi_thunk,
11244 score3_preferred_reload_class, score3_secondary_reload_class,
11245 score3_hard_regno_mode_ok): Likewise.
11246 * config/score/score3.h (score3_preferred_reload_class,
11247 score3_secondary_reload_class): Likewise.
11248 * config/score/score7.c (score7_output_mi_thunk,
11249 score7_preferred_reload_class, score7_secondary_reload_class,
11250 score7_hard_regno_mode_ok): Likewise.
11251 * config/score/score7.h (score7_preferred_reload_class,
11252 score7_secondary_reload_class): Likewise.
11253 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11254 output_branchy_insn, add_constant, gen_block_redirect,
11255 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11256 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11257 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11258 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11259 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11260 xstormy16_preferred_reload_class): Likewise.
11261 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11262 xtensa_expand_atomic, override_options,
11263 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11265 * reorg.c (try_merge_delay_insns): Likewise.
11266 * tree.c (merge_dllimport_decl_attributes): Likewise.
11268 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11270 2008-08-06 Michael Matz <matz@suse.de>
11272 * Makefile.in (write_entries_to_file): Quote words.
11273 * gengtype.c: (read_input_line): Skip over leading white-space.
11275 2008-08-06 Marc Gauthier <marc@tensilica.com>
11277 * config.gcc: Match more processor names for Xtensa.
11278 * configure.ac: Likewise.
11279 * doc/install.texi (Specific): Likewise.
11280 * configure: Regenerate.
11282 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11284 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11285 * calls.c (avoid_likely_spilled_reg): Likewise.
11286 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11287 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11288 * config/i386/i386.c (ix86_expand_special_args_builtin,
11289 ix86_secondary_reload): Likewise.
11290 * except.c (struct eh_region, gen_eh_region_catch,
11291 remove_unreachable_regions, duplicate_eh_regions,
11292 assign_filter_values, build_post_landing_pads,
11293 sjlj_find_directly_reachable_regions, remove_eh_handler,
11294 reachable_next_level, foreach_reachable_handler,
11295 can_throw_internal_1, can_throw_external_1,
11296 collect_one_action_chain): Likewise.
11297 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11298 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11299 * function.c (update_temp_slot_address, instantiate_new_reg,
11300 instantiate_virtual_regs_in_rtx,
11301 instantiate_virtual_regs_in_insn): Likewise.
11302 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11303 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11304 gimplify_cleanup_point_expr): Likewise.
11305 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11306 * passes.c (next_pass_1): Likewise.
11307 * print-tree.c (print_node_brief, print_node): Likewise.
11308 * profile.c (branch_prob): Likewise.
11309 * tree-dump.c (dump_register): Likewise.
11310 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11312 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11313 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11314 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11315 copy_arguments_for_versioning, copy_static_chain): Likewise.
11316 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11317 add_new_name_mapping, register_new_name_mapping): Likewise.
11318 * tree-mudflap.c (mf_xform_derefs): Likewise.
11319 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11320 get_init_expr, combine_chains): Likewise.
11321 * tree-pretty-print.c (dump_generic_node): Likewise.
11322 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11323 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11324 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11325 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11327 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11329 PR middle-end/37010
11330 * calls.c (expand_call): Use the biggest preferred stack
11333 2008-08-06 Michael Matz <matz@suse.de>
11336 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11337 for reused reload, instead of overwriting them.
11339 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11341 PR middle-end/37009
11342 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11343 for incoming stack boundary.
11345 * function.c (assign_parm_find_entry_rtl): Update
11346 parm_stack_boundary.
11348 * function.h (rtl_data): Add parm_stack_boundary.
11350 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11351 parm_stack_boundary for incoming stack boundary.
11353 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11355 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11356 for unrepresentable subregs or treat them as equal to other regs
11357 or subregs with the same register number.
11359 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11361 PR middle-end/35432
11362 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11365 2008-08-06 Jan Hubicka <jh@suse.cz>
11367 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11368 frequencies might be hot.
11370 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11372 * reload.c (find_reloads): Force constants into literal pool
11373 also if they are wrapped in a SUBREG.
11375 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11378 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11379 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11380 Don't allow predicated instructions for data speculation.
11381 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11384 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11386 * haifa-sched.c (extend_global): Split to extend_global_data and
11387 extend_region_data. Update all uses.
11388 (extend_all): Rename to extend_block_data.
11390 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11392 * sched-rgn.c (new_ready): Check if instruction can be
11393 speculatively scheduled before attempting speculation.
11394 (debug_rgn_dependencies): Remove wrongful assert.
11396 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11398 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11400 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11402 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11403 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11404 va_size, and type_size.
11406 2008-08-04 Jason Merrill <jason@redhat.com>
11409 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11410 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11412 2008-08-05 Richard Henderson <rth@redhat.com>
11414 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11415 * configure: Rebuild.
11417 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11420 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11421 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11424 2008-08-05 Richard Henderson <rth@redhat.com>
11426 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11427 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11428 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11429 * common.opt (fdwarf2-cfi-asm): New.
11430 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11431 * config.in, configure: Rebuild.
11432 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11433 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11435 (dw2_force_const_mem): Externalize.
11436 * dwarf2asm.h: Update.
11437 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11438 generate a real label.
11439 (output_cfi_directive): New.
11440 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11441 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11442 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11444 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11445 (output_loc_operands_raw, output_loc_sequence_raw): New.
11446 (output_cfa_loc_raw): New.
11448 2008-08-05 Paul Brook <paul@codesourcery.com>
11450 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11451 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11452 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11453 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11454 * config/arm/arm.h (TARGET_VFPD32): Define.
11455 (TARGET_VFP3): Use TARGET_VFPD32.
11456 (fputype): Add FPUTYPE_VFP3D16.
11457 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11458 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11459 * config/arm/arm-cores.def: Add cortex-r4f.
11460 * config/arm/arm-tune.md: Regenerate.
11462 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11464 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11465 Reword some comments throughout the file.
11467 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11468 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11469 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11470 MFC_MIN_DMA_LIST_ELEMENTS.
11471 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11472 MFC_MAX_DMA_LIST_ELEMENTS.
11474 (MFC_START_ENABLE): Remove PPU-only define.
11475 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11476 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11478 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11479 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11480 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11481 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11482 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11483 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11484 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11486 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11487 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11488 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11489 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11491 (spu_read_machine_status): Fix typo.
11493 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11495 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11496 SUBREG of multi-word hard register.
11497 * config/spu/spu.c (valid_subreg): Likewise.
11498 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11500 2008-08-04 Richard Guenther <rguenther@suse.de>
11502 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11503 the candidate with the stripped base if that base is different
11504 from the original base even for offset zero.
11506 2008-08-04 Richard Guenther <rguenther@suse.de>
11508 PR middle-end/36691
11509 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11510 check for no_overflow.
11512 2008-08-04 Richard Guenther <rguenther@suse.de>
11514 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11516 2008-08-04 Paul Brook <paul@codesourcery.com>
11518 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11519 (arm_order_regs_for_local_alloc): New function.
11520 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11522 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11524 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11527 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11528 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11529 (ix86_expand_epilogue): Likewise.
11531 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11533 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11536 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11538 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11539 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11540 (*movv2sf_internal_rex64): Ditto.
11542 2008-08-03 Jan Hubicka <jh@suse.cz>
11544 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11545 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11546 * expmed.c (expand_smod_pow2): Likewise.
11548 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11551 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11552 alternative 0 of operand 1.
11553 (*vec_concatv2di_rex64_sse): Ditto.
11554 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11556 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11557 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11558 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11559 (*movv2sf_internal_rex64): Ditto.
11561 2008-08-02 Richard Guenther <rguenther@suse.de>
11564 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11565 (ssedoublesizemode): New mode attribute.
11566 (sse_shufps): Call gen_sse_shufps_v4sf.
11567 (sse_shufps_1): Macroize.
11568 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11569 (sse2_shufpd_1): Macroize.
11570 (vec_extract_odd, vec_extract_even): New expanders.
11571 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11572 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11573 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11574 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11575 (ix86_expand_vector_set): Likewise.
11576 (ix86_expand_reduc_v4sf): Likewise.
11578 2008-08-01 Doug Kwan <dougkwan@google.com>
11580 * matrix-reorg.c: Re-enable all code.
11581 (struct malloc_call_data): Change CALL_STMT to gimple type.
11582 (collect_data_for_malloc_call): Tuplify.
11583 (struct access_site_info): Change STMT to gimple type.
11584 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11585 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11586 (struct free_info): Change STMT to gimple type.
11587 (struct matrix_access_phi_node): Change PHI to gimple type.
11588 (get_inner_of_cast_expr): Remove.
11589 (may_flatten_matrices_1): Tuplify.
11590 (may_flatten_matrices): Ditto.
11591 (mark_min_matrix_escape_level): Ditto.
11592 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11593 (ssa_accessed_in_call_rhs): New
11594 (ssa_accessed_in_assign_rhs): New
11595 (record_access_alloc_site_info): Tuplify.
11596 (add_allocation_site): Ditto.
11597 (analyze_matrix_allocation_site): Ditto.
11598 (analyze_transpose): Ditto.
11599 (get_index_from_offset): Ditto.
11600 (update_type_size): Ditto.
11601 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11602 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11603 (analyze_accesses_for_phi_node): Tuplify.
11604 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11605 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11606 (analyze_matrix_accesses): Tuplify.
11607 (check_var_data): New call-back type for check_var_notmodified_p.
11608 (check_var_notmodified_p): Tuplify and use call-back struct to
11609 return statement found.
11610 (can_calculate_expr_before_stmt): Factor out statement related code
11612 (can_calculate_stmt_before_stmt): New.
11613 (check_allocation_function): Tuplify.
11614 (find_sites_in_func): Ditto.
11615 (record_all_accesses_in_func): Ditto.
11616 (transform_access_sites): Ditto.
11617 (transform_allocation_sites): Ditto.
11618 (matrix_reorg): Re-enable.
11619 (gate_matrix_reorg): Re-enable.
11621 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11623 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11624 for labels for which it hasn't been set yet. If it has been set,
11625 stop walking insns and continue with next worklist item.
11626 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11627 if the only BARRIER is at the very end of a function.
11629 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11631 * cfgexpand.c (expand_stack_alignment): Assert that
11632 stack_realign_drap and drap_rtx must match.
11634 * function.c (instantiate_new_reg): If DRAP is used to realign
11635 stack, replace virtual_incoming_args_rtx with internal arg
11638 2008-08-01 Richard Guenther <rguenther@suse.de>
11640 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11641 loop information only if we initialized it.
11642 (execute_pre): Call fini_pre with in_fre.
11643 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11644 if we do not unroll because we hit max-completely-peeled-insns.
11645 Use our estimation for consistency, do allow shrinking.
11647 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11649 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11650 with MIN_STACK_BOUNDARY.
11651 (ix86_update_stack_boundary): Likewise.
11652 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11655 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11656 (MIN_STACK_BOUNDARY): This.
11658 2008-08-01 Richard Guenther <rguenther@suse.de>
11660 PR middle-end/36997
11661 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11663 2008-08-01 Richard Guenther <rguenther@suse.de>
11665 PR tree-optimization/36988
11666 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11667 do not matter if that doesn't change volatile qualification.
11669 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11671 * configure.ac: Do not generate libada-mk. Do not subst
11672 host_cc_for_libada.
11673 * libada-mk.in: Remove.
11674 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11675 * configure: Regenerate.
11677 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11679 * tree-pass.h: Added comment about not dumping passes with name
11680 starting with star in struct opt_pass.
11681 * passes.c (register_dump_files_1): Don't do dump for a pass with
11682 name starting with star.
11683 * doc/passes.texi (Pass manager): Mention pass names and special
11684 meaning of star prefix to avoid dump.
11686 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11688 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11690 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11691 (ISA_MIPS64R2): New macro.
11692 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11693 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11694 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11695 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11696 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11697 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11698 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11699 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11700 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11701 Move up to keep list alphabetically sorted.
11702 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11703 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11705 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11706 (-march=@var{arch}): Add mips64r2.
11708 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11710 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11712 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11714 * expr.c (expand_assignment): Check for complete type.
11716 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11719 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11721 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11722 for stack alignment.
11724 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11726 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11728 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11729 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11731 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11733 PR rtl-optimization/36419
11734 * dwarf2out.c (barrier_args_size): New variable.
11735 (compute_barrier_args_size, compute_barrier_args_size_1): New
11737 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11738 if not called yet in the current function, use barrier_args_size
11739 array to find the new args_size value.
11740 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11742 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11745 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11748 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11751 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11752 (dwarf2out_stack_adjust): Use it.
11753 (dwarf2out_frame_debug_expr): Likewise.
11755 2008-07-31 Richard Guenther <rguenther@suse.de>
11757 PR tree-optimization/36978
11758 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11759 the generated condition.
11761 2008-07-31 Richard Guenther <rguenther@suse.de>
11763 * passes.c (init_optimization_passes): Always call
11764 pass_early_warn_uninitialized.
11765 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11766 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11767 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11769 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11772 * builtins.c (maybe_emit_free_warning): New function.
11773 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11774 maybe_emit_free_warning for BUILT_IN_FREE.
11777 * dwarf2out.c (get_context_die): New function.
11778 (force_decl_die, force_type_die): Use it.
11779 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11780 returns NULL, force generation of DW_TAG_typedef and put that into
11783 PR preprocessor/36649
11784 * c-pch.c (c_common_read_pch): Save and restore
11785 line_table->trace_includes across PCH restore.
11787 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11790 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11792 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11795 * final.c (call_from_call_insn): Handle COND_EXEC.
11797 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11799 * builtins.c (std_gimplify_va_arg_expr): Replace
11800 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11801 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11803 2008-07-30 Joey Ye <joey.ye@intel.com>
11804 H.J. Lu <hongjiu.lu@intel.com>
11806 * builtins.c (expand_builtin_setjmp_receiver): Replace
11807 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11808 (expand_builtin_apply_args_1): Likewise.
11809 (expand_builtin_longjmp): Need DRAP for stack alignment.
11810 (expand_builtin_apply): Likewise.
11812 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11813 instead of assign_stack_local to allow alignment reduction.
11815 * calls.c (emit_call_1): Need DRAP for stack alignment if
11817 (expand_call): Replace virtual_incoming_args_rtx with
11818 crtl->args.internal_arg_pointer.
11819 * stmt.c (expand_nl_goto_receiver): Likewise.
11821 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11822 alignment and store to stack_alignment_estimated and
11823 max_used_stack_slot_alignment.
11824 (expand_one_var): Likewise.
11825 (expand_stack_alignment): New function.
11826 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11827 and stack_alignment_estimated fields in rtl_data. Call
11828 expand_stack_alignment at end.
11830 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11831 (MAX_STACK_ALIGNMENT): Likewise.
11832 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11833 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11835 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11836 stack alignment when generating virtual registers.
11838 * function.c (assign_stack_local): Renamed to ...
11839 (assign_stack_local_1): This. Add a parameter to indicate
11840 if it is OK to reduce alignment.
11841 (assign_stack_local): Use it.
11842 (instantiate_new_reg): Instantiate virtual incoming args rtx
11843 to vDRAP if stack realignment and DRAP is needed.
11844 (assign_parms): Collect parameter/return type alignment and
11845 contribute to stack_alignment_estimated.
11846 (locate_and_pad_parm): Likewise.
11847 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11848 with crtl->args.internal_arg_pointer.
11850 * function.h (rtl_data): Add new field drap_reg,
11851 max_used_stack_slot_alignment, stack_alignment_estimated,
11852 stack_realign_needed, need_drap, stack_realign_processed and
11853 stack_realign_finalized.
11854 (stack_realign_fp): New macro.
11855 (stack_realign_drap): Likewise.
11857 * global.c (compute_regsets): Frame pointer is needed when
11858 stack is realigned. Can eliminate frame pointer when stack is
11859 realigned and dynamic realigned argument pointer isn't used.
11861 * reload1.c (update_eliminables): Frame pointer is needed
11862 when stack is realigned.
11863 (init_elim_table): Can eliminate frame pointer when stack is
11864 realigned and dynamic realigned argument pointer isn't used.
11866 * rtl.h (assign_stack_local_1): Declare new funtion.
11868 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11869 (TARGET_GET_DRAP_RTX): Likewise.
11870 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11871 TARGET_GET_DRAP_RTX.
11873 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11875 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11876 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11878 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11879 H.J. Lu <hongjiu.lu@intel.com>
11881 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11882 vdrap_reg, stack_realign and drap_reg_saved.
11883 (add_cfi): Don't allow redefining CFA when DRAP is used.
11884 (reg_save): Handle stack alignment.
11885 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11886 alignment. Don't generate DWARF information for (set fp sp)
11888 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11890 (int_loc_descriptor): Move prototype forward. Also define if
11891 DWARF2_UNWIND_INFO is true.
11892 (output_cfa_loc): Handle DW_CFA_expression.
11893 (build_cfa_aligned_loc): New.
11894 (based_loc_descr): Update assert for stack realign. For local
11895 variables, use sp+offset when stack is aligned without drap and
11896 fp+offset when stack is aligned with drap. For arguments, use
11897 cfa+offset when drap is used to align stack.
11899 2008-07-30 Joey Ye <joey.ye@intel.com>
11900 H.J. Lu <hongjiu.lu@intel.com>
11902 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11904 (ix86_gen_andsp): New.
11905 (ix86_user_incoming_stack_boundary): Likewise.
11906 (ix86_default_incoming_stack_boundary): Likewise.
11907 (ix86_incoming_stack_boundary): Likewise.
11908 (ix86_can_eliminate): Likewise.
11909 (find_drap_reg): Likewise.
11910 (ix86_update_stack_boundary): Likewise.
11911 (ix86_get_drap_rtx): Likewise.
11912 (ix86_finalize_stack_realign_flags): Likewise.
11913 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11914 (TARGET_GET_DRAP_RTX): Likewise.
11915 (override_options): Overide option value for new options.
11916 (ix86_function_ok_for_sibcall): Remove check for
11917 force_align_arg_pointer.
11918 (ix86_handle_cconv_attribute): Likewise.
11919 (ix86_function_regparm): Likewise.
11920 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11921 (ix86_va_start): Replace virtual_incoming_args_rtx with
11922 crtl->args.internal_arg_pointer.
11923 (ix86_select_alt_pic_regnum): Check DRAP register.
11924 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11925 (ix86_compute_frame_layout): Compute frame layout wrt stack
11927 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11928 (ix86_expand_prologue): Decide if stack realignment is needed
11929 and generate prologue code accordingly.
11930 (ix86_expand_epilogue): Generate epilogue code wrt stack
11931 realignment is really needed or not.
11933 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11934 (ABI_STACK_BOUNDARY): Likewise.
11935 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11936 (STACK_REALIGN_DEFAULT): Likewise.
11937 (INCOMING_STACK_BOUNDARY): Likewise.
11938 (MAX_STACK_ALIGNMENT): Likewise.
11939 (ix86_incoming_stack_boundary): Likewise.
11940 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11941 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11942 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11943 (machine_function): Remove force_align_arg_pointer.
11945 * config/i386/i386.md (BX_REG): New.
11946 (R13_REG): Likewise.
11948 * config/i386/i386.opt (mforce_drap): New.
11949 (mincoming-stack-boundary): Likewise.
11950 (mstackrealign): Add Init(-1).
11952 * config/i386/i386-protos.h (ix86_can_eliminate): New
11954 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11956 * doc/extend.texi: Update force_align_arg_pointer.
11958 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11961 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11962 (INCOMING_STACK_BOUNDARY): Likewise.
11963 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11964 (TARGET_GET_DRAP_RTX): Likewise.
11966 2008-07-30 Andreas Schwab <schwab@suse.de>
11968 PR rtl-optimization/36929
11969 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11970 add_insn_before and fix argument order.
11971 (replace_inc_dec_mem): Handle NULL rtx.
11973 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11975 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11977 (arm_compute_initial_elimination_offset): Use it.
11978 (arm_compute_save_reg_mask): Include static chain save slot when
11979 calculating alignment.
11980 (arm_get_frame_offsets): Ditto.
11981 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11982 that we can use to decrement the stack when the stack decrement
11983 could be too big for an immediate value in a single insn.
11984 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11986 2008-07-30 Richard Guenther <rguenther@suse.de>
11988 PR tree-optimization/36967
11989 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11990 Release defs of statements we remove.
11992 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11994 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11995 instead of NULL_RTVEC.
11997 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12001 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12004 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12006 * final.c (call_from_call_insn): New.
12007 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12009 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12011 * configure.ac: Substitute ADA_CFLAGS.
12012 * configure: Regenerate.
12013 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12014 * Makefile.in: Remove mention of X_* variables.
12015 * config/pa/x-ada-hpux10: Remove.
12016 * config/pa/x-ada: Remove.
12018 * doc/fragments.texi: Update.
12020 2008-07-30 Olivier Hainque <hainque@adacore.com>
12022 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12023 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12024 __dso_handle explicitly here.
12026 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12029 * c-typeck.c (build_binary_op): Encapsulate code into...
12030 * c-common.c (shorten_binary_op): ...this new function.
12031 (conversion_warning): Use the new function. Handle non-negative
12032 constant in bitwise-and.
12033 * c-common.h (shorten_binary_op): Declare.
12035 2008-07-30 Olivier Hainque <hainque@adacore.com>
12037 * scan.c (make_sstring_space): Add explicit conversions of
12038 allocator's return value.
12039 * fix-header.c (recognized_function): Likewise.
12041 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12043 * doc/cpp.texi: Update to GFDL 1.2.
12044 * doc/gcc.texi: Do not list GPL as Invariant Section.
12045 * doc/gccint.texi: Likewise. Update copyright years.
12046 * doc/install.texi: Update copyright years.
12048 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12051 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12052 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12054 2008-07-29 Jan Hubicka <jh@suse.cz>
12056 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12057 (grokdeclarator): Likewise.
12058 * langhooks.c (lhd_warn_unused_global_decl): Use
12059 DECL_DECLARED_INLINE_P.
12060 * print-tree.c (print_node): Remove DECL_INLINE check.
12062 2008-07-29 Richard Guenther <rguenther@suse.de>
12064 PR tree-optimization/36945
12065 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12066 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12067 Record invariant addresses un-decomposed.
12068 (copy_reference_ops_from_call): Record reference call
12069 arguments properly. Simplify.
12070 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12071 helper split out from ...
12072 (create_component_ref_by_pieces): ... here. Simplify.
12073 Prepare for recursive invocation for call arguments.
12074 (create_expression_by_pieces): Adjust call to
12075 create_component_ref_by_pieces.
12076 (compute_avail): Process operand 2 of reference ops.
12078 2008-07-29 Richard Guenther <rguenther@suse.de>
12080 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12082 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12084 * c-format.c (check_format_types): Revert unwanted checkin.
12086 2008-07-29 Jan Hubicka <jh@suse.cz>
12088 * flags.h (flag_really_no_inline): Remove.
12089 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12090 * toplev.c (flag_really_no_inline): Remove.
12091 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12092 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12093 (cgraph_decide_inlining_incrementally): Likewise.
12094 (compute_inline_parameters): Likewise.
12095 * opts.c (decode_options): Simplify.
12096 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12097 * common.opt (finline): Initialize to 1.
12098 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12100 2008-07-29 Jan Hubicka <jh@suse.cz>
12102 * predict.c (always_optimize_for_size_p): New function.
12103 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12104 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12105 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12107 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12108 * function.c (prepare_function_start): Set default profile.
12109 * function.h (rtl_data): Add maybe_hot_insn_p.
12110 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12111 (construct_exit_block): Likewise.
12112 (tree_expand_cfg): Likewise.
12114 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12115 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12116 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12117 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12120 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12123 * c-decl.c (merge_decls): Merge USED flags.
12125 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12127 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12128 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12129 next_stack, lab_false and lab_over trees.
12131 2008-07-28 Richard Guenther <rguenther@suse.de>
12133 PR tree-optimization/36957
12134 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12135 (useless_type_conversion_p): Remove.
12136 (types_compatible_p): Remove.
12137 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12138 (useless_type_conversion_p): Declare.
12139 (types_compatible_p): Declare.
12140 (gimple_expr_type): Return the base type only if it is
12141 trivially convertible to the subtype.
12143 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12145 * configure.ac: Use the m4_do macro to concatenate the warnings into
12146 one string in ACX_PROG_CC_WARNING_OPTS,
12147 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12148 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12149 * configure: Regenerate.
12151 2008-07-28 Richard Guenther <rguenther@suse.de>
12153 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12154 (insert_fake_stores): Remove.
12155 (realify_fake_stores): Likewise.
12156 (execute_pre): Remove dead code.
12157 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12158 (find_func_aliases): Deal with it here instead.
12159 Re-enable gcc_unreachable call.
12161 2008-07-28 Richard Guenther <rguenther@suse.de>
12163 Merge from gimple-tuples-branch.
12165 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12166 * gimple.def: New file.
12167 * gsstruct.def: Likewise.
12168 * gimple-iterator.c: Likewise.
12169 * gimple-pretty-print.c: Likewise.
12170 * tree-gimple.c: Removed. Merged into ...
12171 * gimple.c: ... here. New file.
12172 * tree-gimple.h: Removed. Merged into ...
12173 * gimple.h: ... here. New file.
12175 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12176 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12177 --enable-checking=gimple flag.
12178 * config.in: Likewise.
12179 * configure: Regenerated.
12181 * tree-ssa-operands.h: Tuplified.
12182 * tree-vrp.c: Likewise.
12183 * tree-loop-linear.c: Likewise.
12184 * tree-into-ssa.c: Likewise.
12185 * tree-ssa-loop-im.c: Likewise.
12186 * tree-dump.c: Likewise.
12187 * tree-complex.c: Likewise.
12188 * cgraphbuild.c: Likewise.
12189 * tree-ssa-threadupdate.c: Likewise.
12190 * tree-ssa-loop-niter.c: Likewise.
12191 * tree-pretty-print.c: Likewise.
12192 * tracer.c: Likewise.
12193 * gengtype.c: Likewise.
12194 * tree-loop-distribution.c: Likewise.
12195 * tree-ssa-loop-unswitch.c: Likewise.
12196 * cgraph.c: Likewise.
12197 * cgraph.h: Likewise.
12198 * tree-ssa-loop-manip.c: Likewise.
12199 * value-prof.c: Likewise.
12200 * tree-ssa-loop-ch.c: Likewise.
12201 * tree-tailcall.c: Likewise.
12202 * value-prof.h: Likewise.
12203 * tree.c: Likewise.
12204 * tree.h: Likewise.
12205 * tree-pass.h: Likewise.
12206 * ipa-cp.c: Likewise.
12207 * tree-scalar-evolution.c: Likewise.
12208 * tree-scalar-evolution.h: Likewise.
12209 * target.h: Likewise.
12210 * lambda-mat.c: Likewise.
12211 * tree-phinodes.c: Likewise.
12212 * diagnostic.h: Likewise.
12213 * builtins.c: Likewise.
12214 * tree-ssa-alias-warnings.c: Likewise.
12215 * cfghooks.c: Likewise.
12216 * fold-const.c: Likewise.
12217 * cfghooks.h: Likewise.
12218 * omp-low.c: Likewise.
12219 * tree-ssa-dse.c: Likewise.
12220 * ipa-reference.c: Likewise.
12221 * tree-ssa-uncprop.c: Likewise.
12222 * toplev.c: Likewise.
12223 * tree-gimple.c: Likewise.
12224 * tree-gimple.h: Likewise.
12225 * tree-chrec.c: Likewise.
12226 * tree-chrec.h: Likewise.
12227 * tree-ssa-sccvn.c: Likewise.
12228 * tree-ssa-sccvn.h: Likewise.
12229 * cgraphunit.c: Likewise.
12230 * tree-ssa-copyrename.c: Likewise.
12231 * tree-ssa-ccp.c: Likewise.
12232 * tree-ssa-loop-ivopts.c: Likewise.
12233 * tree-nomudflap.c: Likewise.
12234 * tree-call-cdce.c: Likewise.
12235 * ipa-pure-const.c: Likewise.
12236 * c-format.c: Likewise.
12237 * tree-stdarg.c: Likewise.
12238 * tree-ssa-math-opts.c: Likewise.
12239 * tree-ssa-dom.c: Likewise.
12240 * tree-nrv.c: Likewise.
12241 * tree-ssa-propagate.c: Likewise.
12242 * ipa-utils.c: Likewise.
12243 * tree-ssa-propagate.h: Likewise.
12244 * tree-ssa-alias.c: Likewise.
12245 * gimple-low.c: Likewise.
12246 * tree-ssa-sink.c: Likewise.
12247 * ipa-inline.c: Likewise.
12248 * c-semantics.c: Likewise.
12249 * dwarf2out.c: Likewise.
12250 * expr.c: Likewise.
12251 * tree-ssa-loop-ivcanon.c: Likewise.
12252 * predict.c: Likewise.
12253 * tree-ssa-loop.c: Likewise.
12254 * tree-parloops.c: Likewise.
12255 * tree-ssa-address.c: Likewise.
12256 * tree-ssa-ifcombine.c: Likewise.
12257 * matrix-reorg.c: Likewise.
12258 * c-decl.c: Likewise.
12259 * tree-eh.c: Likewise.
12260 * c-pretty-print.c: Likewise.
12261 * lambda-trans.c: Likewise.
12262 * function.c: Likewise.
12263 * langhooks.c: Likewise.
12264 * ebitmap.h: Likewise.
12265 * tree-vectorizer.c: Likewise.
12266 * function.h: Likewise.
12267 * langhooks.h: Likewise.
12268 * tree-vectorizer.h: Likewise.
12269 * ipa-type-escape.c: Likewise.
12270 * ipa-type-escape.h: Likewise.
12271 * domwalk.c: Likewise.
12272 * tree-if-conv.c: Likewise.
12273 * profile.c: Likewise.
12274 * domwalk.h: Likewise.
12275 * tree-data-ref.c: Likewise.
12276 * tree-data-ref.h: Likewise.
12277 * tree-flow-inline.h: Likewise.
12278 * tree-affine.c: Likewise.
12279 * tree-vect-analyze.c: Likewise.
12280 * c-typeck.c: Likewise.
12281 * gimplify.c: Likewise.
12282 * coretypes.h: Likewise.
12283 * tree-ssa-phiopt.c: Likewise.
12284 * calls.c: Likewise.
12285 * tree-ssa-coalesce.c: Likewise.
12286 * tree.def: Likewise.
12287 * tree-dfa.c: Likewise.
12288 * except.c: Likewise.
12289 * except.h: Likewise.
12290 * cfgexpand.c: Likewise.
12291 * tree-cfgcleanup.c: Likewise.
12292 * tree-ssa-pre.c: Likewise.
12293 * tree-ssa-live.c: Likewise.
12294 * tree-sra.c: Likewise.
12295 * tree-ssa-live.h: Likewise.
12296 * tree-predcom.c: Likewise.
12297 * lambda.h: Likewise.
12298 * tree-mudflap.c: Likewise.
12299 * ipa-prop.c: Likewise.
12300 * print-tree.c: Likewise.
12301 * tree-ssa-copy.c: Likewise.
12302 * ipa-prop.h: Likewise.
12303 * tree-ssa-forwprop.c: Likewise.
12304 * ggc-page.c: Likewise.
12305 * c-omp.c: Likewise.
12306 * tree-ssa-dce.c: Likewise.
12307 * tree-vect-patterns.c: Likewise.
12308 * tree-ssa-ter.c: Likewise.
12309 * tree-nested.c: Likewise.
12310 * tree-ssa.c: Likewise.
12311 * lambda-code.c: Likewise.
12312 * tree-ssa-loop-prefetch.c: Likewise.
12313 * tree-inline.c: Likewise.
12314 * tree-inline.h: Likewise.
12315 * tree-iterator.c: Likewise.
12316 * tree-optimize.c: Likewise.
12317 * tree-ssa-phiprop.c: Likewise.
12318 * tree-vect-transform.c: Likewise.
12319 * tree-object-size.c: Likewise.
12320 * tree-outof-ssa.c: Likewise.
12321 * cfgloop.c: Likewise.
12322 * system.h: Likewise.
12323 * tree-profile.c: Likewise.
12324 * cfgloop.h: Likewise.
12325 * c-gimplify.c: Likewise.
12326 * c-common.c: Likewise.
12327 * tree-vect-generic.c: Likewise.
12328 * tree-flow.h: Likewise.
12329 * c-common.h: Likewise.
12330 * basic-block.h: Likewise.
12331 * tree-ssa-structalias.c: Likewise.
12332 * tree-switch-conversion.c: Likewise.
12333 * tree-ssa-structalias.h: Likewise.
12334 * tree-cfg.c: Likewise.
12335 * passes.c: Likewise.
12336 * ipa-struct-reorg.c: Likewise.
12337 * ipa-struct-reorg.h: Likewise.
12338 * tree-ssa-reassoc.c: Likewise.
12339 * cfgrtl.c: Likewise.
12340 * varpool.c: Likewise.
12341 * stmt.c: Likewise.
12342 * tree-ssanames.c: Likewise.
12343 * tree-ssa-threadedge.c: Likewise.
12344 * langhooks-def.h: Likewise.
12345 * tree-ssa-operands.c: Likewise.
12346 * config/alpha/alpha.c: Likewise.
12347 * config/frv/frv.c: Likewise.
12348 * config/s390/s390.c: Likewise.
12349 * config/m32c/m32c.c: Likewise.
12350 * config/m32c/m32c-protos.h: Likewise.
12351 * config/spu/spu.c: Likewise.
12352 * config/sparc/sparc.c: Likewise.
12353 * config/i386/i386.c: Likewise.
12354 * config/sh/sh.c: Likewise.
12355 * config/xtensa/xtensa.c: Likewise.
12356 * config/stormy16/stormy16.c: Likewise.
12357 * config/ia64/ia64.c: Likewise.
12358 * config/rs6000/rs6000.c: Likewise.
12359 * config/pa/pa.c: Likewise.
12360 * config/mips/mips.c: Likewise.
12362 2008-07-28 Simon Baldwin <simonb@google.com>
12364 * c-pragma.c (handle_pragma_message): New function.
12365 (init_pragma): Register handle_pragma_message.
12366 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12369 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12371 PR tree-optimization/35252
12372 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12373 REALPART_EXPR to be considered as same load operation.
12375 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12377 PR tree-optimization/36830
12378 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12379 (expressions_equal_p): Return false if only one operand is null.
12381 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12383 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12384 version requirements.
12386 2008-07-26 Olivier Hainque <hainque@adacore.com>
12388 * collect2.c (symkind): New enum. Symbol kinds we care about.
12389 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12390 code and head comment accordingly.
12391 (scan_prog_file): Use symkind names instead of bare integers.
12393 2008-07-25 Jan Hubicka <jh@suse.cz>
12395 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12397 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12398 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12399 * dojump.c (clear_pending_stack_adjust): Likewise.
12400 * print-tree.c (print_node): Ignore DECL_INLINE.
12401 * tree-inline.c (inlinable_function_p): Likewise.
12403 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12405 * doc/extend.texi (hot attribute): Document that the hot attribute
12406 turns on -O3 for some ports.
12407 (cold attribute): Document that the cold attribute turns on -Os
12410 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12411 reflect function specific option support.
12413 * target.h (struct target_option_hooks): Add fields to say whether
12414 the cold attribute implies -Os and the hot attribute implies -O3.
12416 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12417 By default, do not turn on -Os for cold functions.
12418 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12419 not turn on -O3 for hot functions.
12421 * c-common.c (handle_hot_attribute): Use target hook to determine
12422 if hot functions should enable -O3.
12423 (handle_cold_attribute): Use target hook to determine if cold
12424 functions should enable -Os.
12426 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12427 (override_options): Move disable scheduling to
12428 optimization_options.
12429 (optimization_options): Disable scheduling here, not
12431 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12432 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12434 * config/ia64/ia64.c (ia64_override_options): Move setting
12435 scheduling flags to ia64_optimization_options.
12436 (ia64_optimization_options): Disable scheduling options here, and
12437 not in ia64_override_options.
12438 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12439 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12441 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12444 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12446 2008-07-25 Martin Jambor <mjambor@suse.cz>
12448 PR tree-optimization/36926
12449 * ipa-prop.c (ipa_analyze_call_uses): Call
12450 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12452 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12454 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12455 movv2si_internal): Add mem = reg alternative.
12457 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12460 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12461 DEFAULT_PCC_STRUCT_RETURN to 127.
12463 2008-07-24 Jan Hubicka <jh@suse.cz>
12465 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12466 (build_cgraph_edges): Likewise.
12467 * cgraph.c (cgraph_node): Do not update assembler hash.
12468 (cgraph_remove_node): Drop non-unit-at-a-time code.
12469 * tree-pass.h (pass_O0_always_inline): Remove.
12470 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12471 * toplev.c (process_options): Flag unit-at-a-time does not imply
12472 no section anchors.
12473 * cgraphunit.c: Update comments.
12474 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12475 (cgraph_assemble_pending_functions): Remove.
12476 (cgraph_reset_node): Drop non-unit-at-a-time code.
12477 (cgraph_finalize_function): Likewise.
12478 (cgraph_analyze_function): Likewise.
12479 (cgraph_finalize_compilation_unit): Likewise.
12480 (cgraph_expand_function): Likewise.
12481 (cgraph_optimize): Likesise.
12482 (save_inline_function_body): Likewise.
12483 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12484 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12485 * ipa-inline.c: Update comments.
12486 (enum inlining_mode): remove INLINE_SPEED.
12487 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12488 (cgraph_mark_inline_edge): Likewise.
12489 (try_inline): Likewise.
12490 (cgraph_decide_inlining_incrementally): Likewise.
12491 (cgraph_gate_inlining): Remove.
12492 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12493 (cgraph_gate_early_inlining): Likewise.
12494 (gate_inline_passes): Remove.
12495 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12496 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12497 pass_O0_always_inline): Remove.
12498 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12499 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12500 * opts.c (no_unit_at_a_time_default): Remove.
12501 (decode_options): Remove flag_unit_at_a_time reset and warning.
12502 * opts.h (no_unit_at_a_time_default): Remove.
12503 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12504 early in GNU dialect.
12505 (merge_decls): Update comment; drop unit-at-a-time check.
12506 (finish_decl): Likewise.
12507 (grok_declaration): Remove flag_inline_trees code.
12508 (finish_functions): Return on function returning non-void on all
12510 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12511 * cfgexpand.c (expand_one_static_var): Remove.
12512 (expand_one_var): Remove expand_one_static_var call.
12513 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12514 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12515 and flag_unit_at_a-time compatibility checks.
12516 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12517 * tree-inline.c (flag_inline_trees): Remove.
12518 (inlinable_function_p): Don't check it.
12519 (expand_call_inline): Remove non-unit-at-a-time code.
12520 * tree-inline.h (flag_inline_trees): Remove.
12521 * tree-optimize.c (execute_early_local_optimizations): Remove
12522 unit-at-a-time checks.
12523 (tree_rest_of_compilation): Likewise.
12524 * combine.c (setup_incoming_promotions): Likewise.
12525 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12526 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12527 * passes.c (pass_inline_parameters): Update comments; remove
12528 O0_alwaysinline pass.
12529 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12530 (execute_one_pass): Likewise.
12531 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12532 (ix86_function_sseregparm): Likewise.
12533 * arm.c (arm_function_in_section_p): Likewise.
12534 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12535 * varpool.c: Update comments.
12536 (decide_is_variable_needed): Remove unit-at-a-time checks.
12537 (varpool_finalize_decl): Likewise.
12539 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12541 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12542 to 2 instead of -1.
12543 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12545 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12547 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12548 imp symbol extension.
12550 2008-07-23 Ian Lance Taylor <iant@google.com>
12552 * tree-vrp.c (infer_value_range): Ignore asm statements when
12553 looking for memory accesses for -fdelete-null-pointer-checks.
12555 2008-07-24 Ben Elliston <bje@au.ibm.com>
12557 * config/spu/spu-c.c (__vector_keyword): New variable.
12558 (vector_keyword): Likewise.
12559 (spu_categorize_keyword): New function.
12560 (spu_macro_to_expand): Likewise.
12561 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12562 compiling an ISO C dialect.
12564 2008-07-24 Ben Elliston <bje@au.ibm.com>
12566 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12567 conventional usage.
12569 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12571 * configure: Regenerate.
12572 * configure.ac: Require texinfo 4.7.
12573 * doc/install.texi: Document texinfo 4.7 requirement.
12575 2008-07-23 Martin Jambor <mjambor@suse.cz>
12577 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12578 rather than for DECL_SAVED_TREE.
12579 * ipa-prop.c: Include diagnostic.h.
12580 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12582 (ipa_detect_param_modifications): Function rewritten from scratch.
12583 (ipa_compute_jump_functions): Changed accesses to modification flags.
12584 (ipa_free_node_params_substructures): Update flags destruction.
12585 (ipa_node_duplication_hook): Update flags duplication.
12586 (ipa_print_all_params_modified): Updated flag access.
12587 * ipa-prop.h (struct ipa_param_flags): New structure.
12588 (struct ipa_node_params): New field modification_analysis_done,
12589 modified_flags changed into param_flags.
12590 (ipa_is_ith_param_modified): Changed to use new flags.
12591 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12593 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12594 ipa-cp.c and split into two functions.
12595 (ipa_print_node_jump_functions): New function.
12596 (compute_scalar_jump_functions): New function.
12597 (type_like_member_ptr_p): New function.
12598 (compute_pass_through_member_ptrs): New function.
12599 (fill_member_ptr_cst_jump_function): New function.
12600 (determine_cst_member_ptr): New function.
12601 (compute_cst_member_ptr_arguments): New function.
12602 (ipa_compute_jump_functions): Complete rewrite.
12603 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12604 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12605 (struct ipa_member_ptr_cst): New structure.
12606 (union jump_func_value): New field member_cst.
12607 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12608 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12609 jump function types.
12610 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12611 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12612 instead of ipcp_print_all_jump_functions.
12613 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12614 only for replacable scalars.
12616 * doc/invoke.texi (Optimize options): Add description of
12617 -findirect-inlining.
12618 * common.opt (flag_indirect_inlining): New flag.
12619 * opts.c (decode_options): Set flag_indirect_inlining when
12622 * ipa-inline.c: Include ipa-prop.h.
12623 (inline_indirect_intraprocedural_analysis): New function.
12624 (inline_generate_summary): Allocate parameter and argument info
12625 structures, call inline_indirect_intraprocedural_analysis on each
12626 node when doing indirect inlining and deallocate indirect inlining
12627 data structures in the end.
12628 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12629 (free_all_ipa_structures_after_iinln): New function.
12630 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12632 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12634 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12635 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12636 of computing the frequency separately.
12637 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12638 of computing the frequency separately.
12639 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12640 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12641 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12642 (ipa_get_stmt_member_ptr_load_param): New function.
12643 (ipa_is_ssa_with_stmt_def): New function.
12644 (ipa_note_param_call): New function.
12645 (ipa_analyze_call_uses): New function.
12646 (ipa_analyze_stmt_uses): New function.
12647 (ipa_analyze_params_uses): New function.
12648 (ipa_free_node_params_substructures): Also free the param_calls linked
12650 (ipa_node_duplication_hook): Also duplicate the param_calls
12652 (ipa_print_node_param_flags): New function.
12653 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12654 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12655 * ipa-prop.h (struct ipa_param_flags): New field called.
12656 (struct ipa_param_call_note): New structure.
12657 (struct ipa_node_params): New fields param_calls and
12658 uses_analysis_done.
12659 (ipa_is_ith_param_called): New function.
12660 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12661 ipa_analyze_params_uses and dump parameter flags.
12663 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12664 ipa_propagate_indirect_call_infos if performing indirect inlining,
12665 pass a new parameter new_edges to it.
12666 (add_new_edges_to_heap): New fucntion.
12667 (cgraph_decide_inlining_of_small_functions): New vector
12668 new_indirect_edges for newly found indirect edges , call
12669 ipa_propagate_indirect_call_infos after inlining.
12670 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12671 inlining if performing indirect inlining. Call
12672 free_all_ipa_structures_after_iinln when doing so too.
12673 (inline_generate_summary): Do not call
12674 free_all_ipa_structures_after_iinln here.
12675 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12676 (print_edge_addition_message): New function.
12677 (update_call_notes_after_inlining): New function.
12678 (propagate_info_to_inlined_callees): New function.
12679 (ipa_propagate_indirect_call_infos): New function.
12680 * ipa-prop.h: Include cgraph.h
12681 (struct ipa_param_call_note): Fields reordered, new field processed.
12682 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12683 flag indirect_call.
12684 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12685 rediscovered call statements.
12686 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12687 (dump_cgraph_node): Dump also the indirect_call flag.
12688 (cgraph_clone_edge): Copy also the indirect_call flag.
12689 * tree-inline.c (copy_bb): Do not check for fndecls from call
12690 expressions, check for edge availability when moving clones.
12691 (get_indirect_callee_fndecl): New function.
12692 (expand_call_inline): If callee declaration is not apprent from
12693 the statement, try calling get_indirect_callee_fndecl. Do not
12694 issue warnings or call sorry when not inlinings an indirect edge.
12695 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12697 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12698 bit more frandly to matching.
12699 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12700 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12701 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12703 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12706 * opth-gen.awk: Suppress function specific features when building
12708 * optc-gen.awk: Ditto.
12710 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12713 * diagnostic.c (pedwarn): Add opt parameter.
12715 * c-tree.h (pedwarn_init): Add opt parameter.
12716 (pedwarn_c90): Likewise.
12717 (pedwarn_c99): Likewise.
12718 * c-errors.c (pedwarn_c99): Likewise.
12719 (pedwarn_c90): Likewise.
12720 * toplev.h (pedwarn): Update declaration.
12721 (pedwarn0): Declare.
12722 * c-lex.c: All calls to pedwarn changed.
12723 * builtins.c: All calls to pedwarn changed.
12724 * toplev.c: All calls to pedwarn changed.
12725 * c-decl.c: All calls to pedwarn changed.
12726 * c-typeck.c: All calls to pedwarn changed.
12727 * c-common.c: All calls to pedwarn changed.
12728 * c-parser.c: All calls to pedwarn changed.
12730 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12731 Karthik Kumar <karthikkumar@gmail.com>
12733 * attribs.c (file scope): Include c-common.h.
12734 (decl_attributes): Add support for #pragma GCC optimize and
12735 #pragma GCC option.
12737 * targhooks.c (default_can_inline_p): New function that is the
12738 default for the TARGET_CAN_INLINE_P target hook.
12740 * targhooks.h (default_can_inline_p): Add declaration.
12742 * tree.c (cl_optimization_node): New static tree for building
12743 OPTIMIZATION_NODE tree.
12744 (cl_target_option_node): New static tree for building
12745 TARGET_OPTION_NODE tree.
12746 (cl_option_hash_table): New hash table for hashing
12747 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12748 (cl_option_hash_hash): New function to provide the hash value for
12749 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12750 (cl_option_hash_eq): New function to provide an equality test for
12751 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12752 (tree_code_size): Add support for OPTIMIZATION_NODE and
12753 TARGET_OPTION_NODE trees.
12754 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12755 TARGET_OPTION_NODE trees.
12756 (build_optimization_node): Build a tree that has all of the
12757 current optimization options.
12758 (build_target_option_node): Build a tree that has the target
12759 options that might be changed on a per function basis.
12761 * tree.h (file scope): Include options.h.
12762 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12763 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12764 (TREE_OPTIMIZATION): Ditto.
12765 (TREE_TARGET_SPECIFIC): Ditto.
12766 (struct tree_function_decl): Add fields for remembering the
12767 current optimization options and target specific options.
12768 (struct tree_optimization_option): New tree variant that remembers
12769 the optimization options.
12770 (struct tree_target_option): New tree variant that remembers the
12771 target specific flags that might change for compiling a particular
12773 (union tree_node): Include tree_optimization_option and
12774 tree_target_option fields.
12775 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12776 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12777 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12778 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12779 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12780 optimization and target options.
12781 (optimization_default_node): New macro to refer to global_trees
12783 (optimization_current_node): Ditto.
12784 (optimization_cold_node): Ditto.
12785 (optimization_hot_node): Ditto.
12786 (target_option_default_node): Ditto.
12787 (target_option_current_node): Ditto.
12788 (current_option_pragma): Ditto.
12789 (current_optimize_pragma): Ditto.
12791 * target.h (struct gcc_target): Add valid_option_attribute_p,
12792 target_option_save, target_option_restore, target_option_print,
12793 target_option_pragma_parse, and can_inline_p hooks.
12795 * toplev.h (parse_optimize_options): Add declaration.
12796 (fast_math_flags_struct_set_p): Ditto.
12798 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12799 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12802 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12803 tree_can_inline_p hook to see if one function can inline another.
12804 (cgraph_decide_inlining): Ditto.
12805 (cgraph_decide_inlining_incrementally): Ditto.
12807 * opts.c (decode_options): Add support for running multiple times
12808 to allow functions with different target or optimization options
12809 than was specified on the command line.
12810 (fast_math_flags_struct_set_p): New function that is similar to
12811 fast_math_flags_set_p, except it uses the values in the
12812 cl_optimization structure instead of global variables.
12814 * optc-gen.awk: Add support for TargetSave to allow a back end to
12815 declare new fields that need to be saved when using function
12816 specific options. Include flags.h and target.h in the options.c
12817 source. Add support for Save to indicate which options can be set
12818 for individual functions. Generate cl_optimize_save,
12819 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12820 cl_target_option_restore, cl_target_option_print functions to
12821 allow functions to use different optimization or target options.
12823 * opt-functions.awk (var_type_struct): Return the type used for
12824 storing the field in a structure.
12826 * opth-gen.awk: Add support for TargetSave to allow a back end to
12827 declare new fields that need to be saved when using function
12828 specific options. Add support for Save to indicate which options
12829 can be set for individual functions. Only generate one extern for
12830 Mask fields. Generate cl_optimization and cl_target_option
12831 structures to remember optimization and target options.
12833 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12834 collecting new tree nodes.
12835 (TS_TARGET_OPTION): Ditto.
12837 * c-decl.c (merge_decls): Merge function specific target and
12838 optimization options.
12840 * function.c (invoke_set_current_function_hook): If the function
12841 uses different optimization options, change the global variables
12844 * coretypes.h (struct cl_optimization): Add forward reference.
12845 (struct cl_target_option): Ditto.
12847 * c-pragma.c (option_stack): New static vector to remember the
12848 current #pragma GCC option stack.
12849 (handle_pragma_option): New function to support #pragma GCC option
12850 to change target options.
12851 (optimize_stack): New static vector to remember the current
12852 #pragma GCC optimize stack.
12853 (handle_pragma_optimize): New function to support #pragma GCC
12854 optimize to change optimization options.
12855 (init_pragma): Add support for #pragma GCC optimize and #pragma
12858 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12859 optimization options.
12860 (TARGET_OPTION_NODE): New tree code for remembering certain target
12863 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12864 TARGET_OPTION_NODE trees.
12866 * common.opt (-O): Add Optimization flag.
12868 (-fmath-errno): Ditto.
12869 (-falign-functions): Add UInteger flag to make sure flag gets full
12870 int in cl_optimization structure.
12871 (-falign-jumps): Ditto.
12872 (-falign-labels): Ditto.
12873 (-falign-loops): Ditto.
12874 (-fsched-stalled-insns): Ditto.
12875 (-fsched-stalled-insns-dep): Ditto.
12877 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12879 (TARGET_OPTION_SAVE): Ditto.
12880 (TARGET_OPTION_RESTORE): Ditto.
12881 (TARGET_OPTION_PRINT): Ditto.
12882 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12883 (TARGET_CAN_INLINE_P): Ditto.
12884 (TARGET_INITIALIZER): Add new hooks.
12886 * tree-inline.c (tree_can_inline_p): New function to determine
12887 whether one function can inline another. Check if the functions
12888 use compatible optimization options, and also call the backend
12891 * tree-inline.h (tree_can_inline_p): Add declaration.
12893 * c-common.c (c_common_attribute): Add support for option and
12894 optimize attributes.
12895 (handle_option_attribute): Add support for the option attribute to
12896 allow the user to specify different target options for compiling a
12898 (handle_optimize_attribute): Add support for the optimize
12899 attribute to allow the user to specify different optimization
12900 options for compiling a specific function.
12901 (handle_hot_attribute): Turn on -O3 optimization for this one
12902 function if it isn't the default optimization level.
12903 (handle_cold_attribute): Turn on -Os optimization for this one
12904 function if it insn't the default optimization.
12905 (const_char_p): New const char * typedef.
12906 (optimize_args): New static vector to remember the optimization
12908 (parse_optimize_options): New function to set up the optimization
12909 arguments from either the optimize attribute or #pragma GCC optimize.
12911 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12912 (builtin_define_std): Ditto.
12914 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12915 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12916 (x86_64-*-*): Ditto.
12918 * Makefile.in (TREE_H): Add options.h.
12919 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12921 * doc/extend.texi (option attribute): Document new attribute.
12922 (optimize attribute): Ditto.
12923 (hot attribute): Document hot attribute sets -O3.
12924 (cold attribute): Document cold attribute sets -Os.
12925 (#pragma GCC option): Document new pragma.
12926 (#pragma GCC optimize): Ditto.
12928 * doc/options.texi (TargetSave): Document TargetSave syntax.
12929 (UInteger): Document UInteger must be used for certain flags.
12930 (Save): Document Save option to create target specific options
12931 that can be saved/restored on a function specific context.
12933 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12934 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12936 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12937 (TARGET_OPTION_SAVE): Ditto.
12938 (TARGET_OPTION_RESTORE): Ditto.
12939 (TARGET_OPTION_PRINT): Ditto.
12940 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12941 (TARGET_CAN_INLINE_P): Ditto.
12943 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12945 (-mfpmath=both): Ditto.
12947 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12948 Karthik Kumar <karthikkumar@gmail.com>
12950 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12951 (TARGET_POPCNT): Ditto.
12952 (TARGET_SAHF): Ditto.
12953 (TARGET_AES): Ditto.
12954 (TARGET_PCLMUL): Ditto.
12955 (TARGET_CMPXCHG16B): Ditto.
12956 (TARGET_RECIP): Move switch into target_flags.
12957 (TARGET_FUSED_MADD): Ditto.
12958 (ix86_arch_features): Make an unsigned char type.
12959 (ix86_tune_features): Ditto.
12960 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12961 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12962 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12964 * config/i386/i386.opt (arch): New TargetSave field to define
12965 fields that need to be saved for function specific option support.
12968 (branch_cost): Ditto.
12969 (ix86_isa_flags_explicit): Ditto.
12970 (tune_defaulted): Ditto.
12971 (arch_specified): Ditto.
12972 (-m128-long-double): Add Save flag to save option for target
12973 specific option support.
12975 (-maccumulate-outgoing-args): Ditto.
12976 (-malign-double): Ditto.
12977 (-malign-stringops): Ditto.
12978 (-mfancy-math-387): Ditto.
12979 (-mhard-float): Ditto.
12980 (-mieee-fp): Ditto.
12981 (-minline-all-stringops): Ditto.
12982 (-minline-stringops-dynamically): Ditto.
12983 (-mms-bitfields): Ditto.
12984 (-mno-align-stringops): Ditto.
12985 (-mno-fancy-math-387): Ditto.
12986 (-mno-push-args): Ditto.
12987 (-mno-red-zone): Ditto.
12988 (-mpush-args): Ditto.
12989 (-mred-zone): Ditto.
12991 (-msseregparm): Ditto.
12992 (-mstack-arg-probe): Ditto.
13004 (-mno-sse4): Ditto.
13007 (-mrecip): Move flag into target_flags.
13009 (-mno-fused-madd): Ditto.
13010 (-mfused-madd): Ditto.
13011 (-mabm): Move flag into ix86_isa_flags.
13018 * config/i386/i386-c.c: New file for #pragma support.
13019 (ix86_target_macros_internal): New function to #define or #undef
13020 target macros based when the user uses the #pragma GCC option to
13021 change target options.
13022 (ix86_pragma_option_parse): New function to add #pragma GCC option
13024 (ix86_target_macros): Move defining the target macros here from
13025 TARGET_CPU_CPP_BUILTINS in i386.h.
13026 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13027 defined, initialize any subtarget #pragmas.
13029 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13030 REGISTER_TARGET_PRAGMAS.
13032 * config/i386/t-i386: New file for x86 dependencies.
13033 (i386.o): Make dependencies mirror the include files used.
13034 (i386-c.o): New file, add dependencies.
13036 * config/i386/i386-protos.h (override_options): Add bool argument.
13037 (ix86_valid_option_attribute_tree): Add declaration.
13038 (ix86_target_macros): Ditto.
13039 (ix86_register_macros): Ditto.
13041 * config/i386/i386.c (ix86_tune_features): Move initialization of
13042 the target masks to initial_ix86_tune_features to allow functions
13043 to have different target options. Make type unsigned char,
13044 instead of unsigned int.
13045 (initial_ix86_tune_features): New static vector to hold processor
13046 masks for the tune variables.
13047 (ix86_arch_features): Move initialization of the target masks to
13048 initial_ix86_arch_features to allow functions to have different
13049 target options. Make type unsigned char, instead of unsigned int.
13050 (initial_ix86_arch_features): New static vector to hold processor
13051 masks for the arch variables.
13052 (enum ix86_function_specific_strings): New enum to describe the
13053 string options used for attribute((option(...))).
13054 (ix86_target_string): New function to return a string that
13055 describes the target options.
13056 (ix86_debug_options): New function to print the current options in
13058 (ix86_function_specific_save): New function hook to save the
13059 function specific global variables in the cl_target_option structure.
13060 (ix86_function_specific_restore): New function hook to restore the
13061 function specific variables from the cl_target_option structure to
13062 the global variables.
13063 (ix86_function_specific_print): New function hook to print the
13064 target specific options in the cl_target_option structure.
13065 (ix86_valid_option_attribute_p): New function hook to validate
13066 attribute((option(...))) arguments.
13067 (ix86_valid_option_attribute_tree): New function that is common
13068 code between attribute((option(...))) and #pragma GCC option
13069 support that parses the options and returns a tree holding the options.
13070 (ix86_valid_option_attribute_inner_p): New helper function for
13071 ix86_valid_option_attribute_tree.
13072 (ix86_can_inline_p): New function hook to decide if one function
13073 can inline another on a target specific basis.
13074 (ix86_set_current_function); New function hook to switch target
13075 options if the user used attribute((option(...))) or #pragma GCC
13077 (ix86_tune_defaulted): Move to static file scope from
13079 (ix86_arch_specified): Ditto.
13080 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13082 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13083 (OPTION_MASK_ISA_ABM_SET): Ditto.
13084 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13085 (OPTION_MASK_ISA_CX16_SET): Ditto.
13086 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13087 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13088 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13089 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13090 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13091 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13092 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13093 (struct ptt): Move to static file scope from override_options.
13094 (processor_target_table): Ditto.
13095 (cpu_names): Ditto.
13096 (ix86_handle_option): Add support for options that are now isa options.
13097 (override_options): Add support for declaring functions that
13098 support different target options than were specified on the
13099 command line. Move struct ptt, processor_target_table, cpu_names,
13100 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13101 Add bool argument. Fix up error messages so the appropriate error
13102 is given for either command line or attribute.
13103 (ix86_previous_fndecl): New static to remember previous function
13104 declaration to see if we need to change target options.
13105 (ix86_builtins_isa): New array to record the ISA of each builtin
13107 (def_builtin): Always create the builtin function, even if the
13108 current ISA doesn't support it.
13109 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13110 tests for those builtins.
13111 (ix86_init_builtins): Remove TARGET_MMX test for calling
13112 ix86_init_mmx_sse_builtins.
13113 (ix86_expand_builtin): If the current ISA doesn't support a given
13114 builtin, signal an error.
13115 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13116 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13117 (TARGET_OPTION_SAVE): Ditto.
13118 (TARGET_OPTION_RESTORE): Ditto.
13119 (TARGET_OPTION_PRINT): Ditto.
13120 (TARGET_CAN_INLINE_P): Ditto.
13122 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13124 * c-typeck.c (build_external_ref): Don't call assemble_external.
13125 * final.c (output_operand): Call assemble_external.
13127 2008-07-21 DJ Delorie <dj@redhat.com>
13129 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13130 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13132 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13134 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13135 original insn and splitter contents into ...
13136 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13137 flag_unsafe_math_optimizations. Add dummy scratch register.
13138 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13139 !flag_unsafe_math_optimizations. Returns number with next
13140 highest magnitude if this is still less or equal to the true
13141 quotient in magnitude.
13143 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13145 * Makefile.in: Replace toplev.h with TOPLEV_H.
13146 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13147 * c-lex.c (fe_file_change): Don't set in_system_header.
13148 * c-parser.c (c_token): Remove in_system_header.
13149 (c_lex_one_token): Don't set in_system_header.
13150 (c_parser_set_source_position_from_token): Don't set in_system_header.
13151 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13154 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13155 * flags.h (in_system_header): Remove.
13156 * function.c (saved_in_system_header): Remove.
13157 (push_cfun): Don't set in_system_header.
13158 (pop_cfun): Don't set in_system_header.
13159 (push_struct_function): Don't set in_system_header.
13160 * input.h (expanded_location): Add sysp.
13161 (in_system_header_at): New.
13162 (in_system_header): New.
13163 * toplev.c (in_system_header): Remove.
13164 * toplev.h: Include input.h
13166 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13167 * tree-ssa.c (warn_uninit): Call warning_at.
13168 (warn_uninitialized_var): Update calls to warn_uninit.
13169 (warn_uninitialized_phi): Update calls to warn_uninit.
13170 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13171 (expand_location): Initialize xloc.sysp.
13172 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13173 (tree_decl_with_vis): Remove in_system_header_flag.
13175 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13178 * recog.c (asm_operand_ok): Change the order of the extra
13179 memory constraint checks.
13181 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13184 * tree-switch-conversion.c (build_one_array): Call
13185 varpool_mark_needed_node and varpool_finalize_decl
13186 instead of assemble_variable.
13188 2008-07-19 Jan Hubicka <jh@suse.cz>
13190 * cgraph.c (cgraph_add_new_function): Do early local passes.
13191 * tree-nrv.c (gate_pass_return_slot): New gate.
13192 (pass_nrv): Add the gate.
13193 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13195 (coalesce_ssa_name): Coalesce SSA names.
13196 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13197 not optimizing so unused user vars remains visible.
13198 * common.opt (flag_tree_ter): Always enable by default.
13199 * tree-ssa-ter.c: Include flags.h
13200 (is_replaceable_p): Check that locations match; when aliasing
13201 is missing be conservative about loads.
13202 * tree-optimize.c (gate_init_datastructures): Remove.
13203 (pass_init_datastructures): New.
13204 * passes.c: Reorder passes so we always go into SSA.
13206 2008-07-19 Jan Hubicka <jh@suse.cz>
13208 * doc/extend.texi (flatten attribute): Remove note about
13210 * doc/invoke.texi (--combine): Likewise.
13211 (-finline-functions-called-once): Update levels when enabled.
13212 (-funit-at-a-time): Document new behaviour.
13213 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13214 -fno-section-anchors when disabled explicitly.
13215 (inline params): They are not ignored now.
13216 (precompiled headers): Remove unit-at-a-time as being incompatible.
13217 * opts.c (decode_options): Handle unit-at-a-time as alias;
13218 imply -fno-section-anchors when toplevel reorder is disabled
13220 * common.opt (ftoplevel-reorder): Set default value to 2.
13221 (funit-at-a-time): Set default value to 1.
13222 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13225 2008-07-19 Jan Hubicka <jh@suse.cz>
13227 * builtins.c (expand_builtin_int_roundingfn,
13228 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13231 2008-07-19 Richard Guenther <rguenther@suse.de>
13234 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13235 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13236 * tree-ssa-pre.c (get_expr_value_id): For newly created
13237 constant value-ids make sure to add the expression to its
13240 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13242 PR middle-end/36877
13243 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13244 return value of the builtin is ignored.
13246 2008-07-19 Olivier Hainque <hainque@adacore.com>
13248 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13249 bits, a C conformant malloc implementation has to provide.
13250 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13252 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13256 * reload.c (find_reloads_subreg_address): Only reload address if
13257 reloaded == 0, not for reloaded != 1.
13260 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13261 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13262 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13263 m32c_legitimize_reload_address.
13265 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13266 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13267 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13269 2008-07-19 Olivier Hainque <hainque@adacore.com>
13271 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13272 argument, saying whether nested array are to be collapsed
13273 into a single array type DIE with multiple subscripts.
13274 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13275 issues, centralize the nested array types collapsing control and
13276 disable the transformation for Ada.
13278 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13281 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13283 (x86_64_shift_adj_2): New expander.
13284 (x86_64_shift_adj_3): Ditto.
13285 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13286 to split TImode operands.
13287 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13288 (ix86_split_lshr): Ditto.
13290 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13292 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13293 and __CHAR32_TYPE__.
13294 * c-typeck.c (digest_init): Support char16_t and char32_t.
13295 (set_nonincremental_init_from_string): Idem.
13297 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13299 PR middle-end/36859
13300 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13301 PREFERRED_STACK_BOUNDARY.
13302 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13304 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13306 PR middle-end/36858
13307 * function.c (locate_and_pad_parm): Cap boundary earlier.
13309 2008-07-17 Julian Brown <julian@codesourcery.com>
13311 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13312 no-op for targets which don't use DLLs.
13314 2008-07-17 Martin Jambor <mjambor@suse.cz>
13316 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13317 that nodes are relevant by examining the node->analyzed flag.
13318 (ipcp_init_stage): Check which nodes are relevant, assert that the
13319 relevant ones are also required.
13320 (ipcp_propagate_stage): Check on the side arrays are properly
13322 (ipcp_print_all_jump_functions): Make sure not to touch any node
13323 that is not analyzed or an edge that does not have a corresponding
13324 entry in the on-the-side vectors.
13325 (ipcp_function_scale_print): Likewise.
13326 (ipcp_update_callgraph): Check that the node is relevant.
13327 (ipcp_insert_stage): Check that the node is relevant. Check there is
13328 an info for every node and edge.
13329 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13330 (ipa_print_all_tree_maps): Likewise and a new variable info.
13331 (ipa_print_all_params_modified): Likewise.
13332 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13334 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13337 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13339 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13341 PR rtl-optimization/36753
13342 * fwprop.c (use_killed_between): Don't shortcut
13343 single-definition global registers.
13345 2008-07-16 Jan Hubicka <jh@suse.cz>
13347 * cgraph.h (varpool_empty_needed_queue): Declare.
13348 * cgraphunit.c (output_in_order): Mark all variables as needed;
13350 * varpool.c (varpool_assemble_node): Update debug queue.
13351 (varpool_assemble_pending_decls): Don't do it here.
13352 (varpool_empty_needed_queue): New function.
13354 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13356 * recog.c (peephole2_optimize): Fix formatting.
13358 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13360 * c-pch.c (get_ident): Avoid C++ keywords.
13361 * combine-stack-adj.c (single_set_for_csa): Likewise.
13362 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13363 output_asm_insn): Likewise.
13364 * reload.c (push_secondary_reload, find_reusable_reload,
13365 push_reload, combine_reloads, find_reloads,
13366 debug_reload_to_stream): Likewise.
13367 * reload.h (struct reload): Likewise.
13368 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13369 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13370 emit_output_reload_insns): Likewise.
13371 * targhooks.c (default_secondary_reload): Likewise.
13372 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13374 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13376 * recog.c (validate_change_1, validate_change,
13377 validate_unshare_change, validate_replace_rtx_1, struct
13378 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13380 * reload.c (push_secondary_reload, secondary_reload_class,
13381 scratch_reload_class, find_valid_class, find_reusable_reload,
13382 push_reload, find_dummy_reload, find_reloads_address_1,
13383 find_reloads_address_part, find_equiv_reg): Likewise.
13384 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13385 choose_reload_regs): Likewise.
13386 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13388 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13389 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13390 * sched-rgn.c (concat_INSN_LIST): Likewise.
13391 * stor-layout.c (mode_for_size, mode_for_size_tree,
13392 smallest_mode_for_size): Likewise.
13394 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13396 * cfg.c (dump_reg_info): Avoid C++ keywords.
13397 * dwarf2asm.c (dw2_force_const_mem,
13398 dw2_asm_output_encoded_addr_rtx): Likewise.
13399 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13400 * expmed.c (expand_shift): Likewise.
13401 * global.c (find_reg): Likewise.
13402 * graph.c (draw_edge): Likewise.
13403 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13404 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13405 widen_clz, widen_bswap, expand_parity, expand_unop,
13406 emit_cmp_and_jump_insn_1): Likewise.
13407 * postreload.c (reload_cse_simplify_operands): Likewise.
13408 * ra.h (add_neighbor): Likewise.
13409 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13410 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13411 record_reg_classes, copy_cost, record_address_regs,
13412 invalid_mode_change_p): Likewise.
13413 * regrename.c (regrename_optimize, scan_rtx_reg,
13414 dump_def_use_chain, find_oldest_value_reg,
13415 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13417 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13419 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13420 MASK_POWERPC64 for power4 in previous commit.
13422 2008-07-16 Olivier Hainque <hainque@adacore.com>
13424 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13425 instead of bare conversion to cast const-ness away.
13427 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13429 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13430 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13431 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13432 (TARGET_FUNCTION_VALUE): Define.
13434 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13436 * config/rs6000/rs6000.c (processor_target_table): Add
13437 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13439 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13442 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13443 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13444 m32c_legitimize_reload_address.
13446 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13448 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13449 DECL_IN_SYSTEM_HEADER in sync.
13451 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13453 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13454 * tree-ssa-pre.c (pre_expr_eq): Ditto
13455 (get_constant_for_value_id): Take a type as an argument.
13456 (fully_constant_expression): Pass in type.
13457 (find_or_generate_expression): Short circuit constant case.
13458 (create_expression_by_pieces): Remove special casing of
13460 (do_regular_insertion): Short circuit constant case.
13461 (do_partial_partial_insertion): Ditto.
13463 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13466 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13468 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13470 * config/xtensa/libgcc-xtensa.ver: New file.
13471 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13473 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13475 * df-problems.c (df_set_note): Avoid C++ keywords.
13476 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13477 * dse.c (record_store, remove_useless_values): Likewise.
13478 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13479 gen_reg_rtx_offset, operand_subword, change_address_1,
13480 change_address, adjust_address_1, offset_address,
13481 widen_memory_access, emit_copy_of_insn_after): Likewise.
13482 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13483 * fwprop.c (should_replace_address, propagate_rtx_1,
13484 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13486 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13487 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13488 * lcm.c (compute_insert_delete, pre_edge_lcm,
13489 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13490 * lower-subreg.c (resolve_reg_notes): Likewise.
13491 * mode-switching.c (optimize_mode_switching): Likewise.
13493 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13495 * bt-load.c (add_btr_def, migrate_btr_def,
13496 branch_target_load_optimize): Avoid C++ keywords.
13497 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13499 * combine.c (subst, simplify_set, make_extraction,
13500 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13501 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13502 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13504 2008-07-15 Richard Guenther <rguenther@suse.de>
13506 PR middle-end/36369
13507 * c-common.c (strict_aliasing_warning): Do not warn for
13508 TYPE_REF_CAN_ALIAS_ALL pointers.
13509 (c_common_get_alias_set): may_alias types are not special.
13510 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13511 attribute and set can_ref_all accordingly.
13512 (build_reference_type_for_mode): Likewise.
13513 * doc/extend.texi (may_alias): Clarify.
13515 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13518 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13519 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13521 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13524 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13525 gcc_assert, instead call output_operand_lossage.
13527 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13529 * builtins.c (std_canonical_va_list): Treat structure based
13532 2008-07-15 Ben Elliston <bje@au.ibm.com>
13534 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13536 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13538 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13541 2008-07-14 Jan Hubicka <jh@suse.cz>
13543 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13544 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13545 fix predicates and constraints.
13546 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13547 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13549 2008-07-14 Doug Kwan <dougkwan@google.com>
13551 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13552 additional option file arm/eabi.opt.
13553 * config/arm/eabi.h (File): New configuration file for EABI targets.
13554 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13555 SUBSUBTARGET_EXTRA_SPECS.
13556 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13557 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13558 from STARTFILE_SPEC so that it can be referenced in an override.
13559 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13560 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13561 can be referenced in an override.
13562 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13563 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13564 so that it can be referenced in an override.
13565 (LINK_SPEC): Use BPABI_LINK_SPEC.
13566 * config/arm/eabi.opt (File): New.
13568 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13570 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13571 (FIXED_VALUE_H): New variable.
13572 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13573 input.h, fixed-value.h.
13574 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13575 (BASIC_BLOCK_H): Use $(BITMAP_H).
13576 (FUNCTION_H): Add varray.h.
13577 (IPA_REFERENCE_H): Use $(BITMAP_H).
13578 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13579 (DF_H): Use $(BITMAP_H).
13580 (GGC_H): Add statistics.h.
13581 (INSN_ADDR_H): New.
13582 (INSN_ATTR_H): Use it.
13583 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13585 (SYMTAB_H): Add $(OBSTACK_H).
13586 (CPP_INTERNAL_H): New.
13587 (TREE_DUMP_H): Add tree-pass.h.
13588 (TREE_FLOW_H): Use $(BITMAP_H)
13589 (PRETTY_PRINT_H): Use $(INPUT_H).
13590 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13593 (many object files): Fix lots of header dependencies throughout.
13595 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13597 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13599 (s-gtyp-input): Use them to write tmp-gi.list.
13600 (echo_to_gi.list): Remove.
13602 2008-07-14 Richard Guenther <rguenther@suse.de>
13604 * tree-ssa-sccvn.c (pre_info): Remove.
13605 (switch_to_PRE_table): Likewise.
13606 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13607 (set_hashtable_value_ids): Do not create value-ids for the
13609 (run_scc_vn): Remove double test. Remove bogus special-case
13610 in value-number printing.
13611 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13612 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13614 * tree-flow-inline.h (get_value_handle): Remove.
13615 * tree-flow.h (get_value_handle): Remove.
13617 2008-07-14 Martin Jambor <mjambor@suse.cz>
13619 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13620 in which we generate arithmetics is not a subrange.
13622 2008-07-14 Martin Jambor <mjambor@suse.cz>
13624 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13626 2008-07-14 Richard Guenther <rguenther@suse.de>
13628 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13630 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13633 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13634 reload for symbol refs moved to r0 with -fPIC.
13635 (legitimize_pic_address): Use the target register as temporary
13637 (emit_symbolic_move): Adjust comment.
13638 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13641 2008-07-14 Ben Elliston <bje@au.ibm.com>
13643 * c-common.h (C_CPP_HASHNODE): New macro.
13644 * coretypes.h (struct cpp_token): Forward declare.
13645 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13646 the context-sensitive keyword method.
13647 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13648 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13649 expand_bool_pixel): New.
13650 (altivec_categorize_keyword): New function.
13651 (init_vector_keywords): New function.
13652 (rs6000_macro_to_expand): Likewise.
13653 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13654 compiling an ISO C dialect.
13656 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13658 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13659 (create_expression_by_pieces): Fix typo.
13660 (do_regular_insertion): Use debug counter here too.
13662 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13665 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13666 CONST_OK_FOR_LETTER_P. All port-local users changed.
13667 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13668 implement Kp matching power-of-two.
13669 (CONSTRAINT_LEN): Define to match.
13670 * config/cris/cris.md: Replace all use of constraint K with Kc.
13671 ("*btst*): Use Kp for operand 0 of last alternative.
13673 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13676 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13679 2008-07-13 Jan Hubicka <jh@suse.cz>
13681 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13684 2008-07-13 Richard Guenther <rguenther@suse.de>
13686 PR middle-end/36811
13687 * langhooks.c (lhd_print_error_function): Deal with recursive
13690 2008-07-12 Jan Hubicka <jh@suse.cz>
13692 * cgraph.c (assembler_name_hash): New static var.
13693 (hash_node_by_assembler_name, eq_assembler_name): New.
13694 (cgraph_node_for_asm): Use hashtable.
13695 (cgraph_remove_node): Maintain hashtable.
13696 (change_decl_assembler_name): Sanity check that names are not changing
13697 after aliasing was processed.
13698 * cgraph.h (varpoon_node): Add next GGC marker.
13699 * tree.c (decl_assembler_name_equal): Constify.
13700 (decl_assembler_name_hash): New.
13701 * tree.h (decl_assembler_name_equal): Constify.
13702 (decl_assembler_name_hash): Update.
13704 2008-07-12 David Daney <ddaney@avtrex.com>
13706 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13707 sb1 and r5000 cpus.
13709 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13711 * doc/md.texi: Document the MIPS "v" constraint.
13712 * config/mips/mips.h (reg_class): Revert last change.
13713 (REG_CLASS_NAMES): Likewise.
13714 (REG_CLASS_CONTENTS): Likewise.
13715 * config/mips/mips.c (mips_regno_to_class): Likewise.
13716 * config/mips/constraints.md (v): Likewise, but add documentation.
13717 Add a comment to say that this constraint should not be used in
13720 2008-07-11 DJ Delorie <dj@redhat.com>
13722 * config/h8300/h8300.md (length): Fix branch offset limit.
13724 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13726 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13727 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13728 (avr_hard_regno_scratch_ok): New function.
13729 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13730 * config/avr/avr.md (all peepholes that request a scratch register):
13731 Remove avr_peep2_scratch_safe use.
13733 2008-07-11 Tom Tromey <tromey@redhat.com>
13734 Ian Lance Taylor <iant@google.com>
13736 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13737 (struct c_common_resword): Define.
13738 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13739 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13740 (c_common_reswords, num_c_common_reswords): Declare.
13741 * c-common.c (c_common_reswords): New global const array.
13742 (num_c_common_reswords): New const int.
13743 * c-parser.c (struct resword, reswords): Don't define.
13744 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13745 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13746 than reswords. If warning about C++ keywords, give them a special
13748 (c_lex_one_token): Warn about C++ keywords. Call
13749 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13750 (c_parser_external_declaration): Look for RID_xxx rather than
13751 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13752 (c_parser_statement_after_labels): Likewise.
13753 (c_parser_objc_class_instance_variables): Likewise.
13754 (c_parser_objc_class_declaration): Likewise.
13755 (c_parser_objc_try_catch_statement): Likewise.
13756 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13757 (declspecs_add_type): Likewise.
13759 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13761 * ggc-page.c (alloc_page):
13762 Substituting xmalloc, xcalloc with
13763 XNEWVEC and XCNEWVAR macros which add the
13766 2008-07-11 Richard Guenther <rguenther@suse.de>
13768 PR tree-optimization/36765
13769 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13770 aliases from HEAP vars to SMTs.
13772 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13774 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13775 * configure.ac (loose_warn): Move -Wc++-compat from here...
13776 (strict_warn): ...to here.
13777 * configure: Regenerate.
13779 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13781 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13782 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13783 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13784 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13785 excluding more specific h8300-*-* and sh-*-* targets.
13787 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13789 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13790 (eliminate): Ditto.
13791 (execute_pre): Call loop_optimizer_finalize in early exit.
13793 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13795 PR middle-end/36790
13796 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13797 uids in the bitmap, not just VAR_DECL uids.
13799 PR rtl-optimization/36419
13800 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13801 (combine_stack_adjustments_for_block): Call it if needed. Delete
13803 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13804 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13805 prologue sp adjustment.
13807 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13810 * opts.c (print_ignored_options): Report postponed diagnostics for
13811 unknown -Wno-* options as warnings, not errors.
13812 (postpone_unknown_option_error): Renamed to...
13813 (postpone_unknown_option_warning): ... this.
13815 2008-07-09 Doug Kwan <dougkwan@google.com>
13818 2008-07-08 Doug Kwan <dougkwan@google.com>
13820 * config/arm/arm.opt (mandroid): New option.
13821 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13822 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13824 (CC1PLUS_SPEC): Same.
13826 (STARTFILE_SPEC): Same.
13827 (ENDFILE_SPEC): Same.
13828 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13831 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13834 * config/mips/mips.h (reg_class): Remove V1_REG.
13835 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13836 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13837 instead of V1_REGS.
13838 (mips_get_tp): New function.
13839 (mips_legitimize_tls_address): Use it.
13840 * config/mips/constraints.md (v): Delete.
13841 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13842 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13843 After reload, split into a move and ...
13844 (*tls_get_tp_<mode>_split): ...this new instruction.
13846 2008-07-09 David Daney <ddaney@avtrex.com>
13848 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13850 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13852 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13853 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13855 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13856 htab_delete should be called. Don't free c.
13857 (lookup_tmp_var): Create temp_htab lazily.
13858 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13859 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13861 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13862 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13863 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13864 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13865 * tree-sra.c (generate_element_init): Likewise.
13866 * tree-mudflap.c (execute_mudflap_function_ops,
13867 execute_mudflap_function_decls): Likewise.
13868 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13869 * tree-gimple.h (struct gimplify_ctx): New type.
13870 (push_gimplify_context): Adjust prototype.
13872 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13874 * tree-ssa-pre.c (phi_translate_1): Update placement of
13875 add_to_value calls.
13877 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13879 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13880 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13881 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13882 * targhooks.c (default_hard_regno_scratch_ok): New function.
13883 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13884 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13885 * recog.c: Include "target.h".
13886 (peep2_find_free_register): Add check for global regs. Add target
13888 * Makefile.in (recog.o): Depend on target.h.
13890 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13892 * config/sh/sh.c (sh_canonical_va_list_type): New.
13893 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13895 2008-07-09 Raksit Ashok <raksit@google.com>
13897 * doc/invoke.texi (Option Summary): Mention new option
13898 -Wdisallowed-function-list=...
13899 (Warning Options): Document -Wdisallowed-function-list=...
13900 * common.opt (Wdisallowed-function-list=): New flag.
13901 * flags.h (warn_disallowed_functions): External definition of new
13902 boolean warning flag.
13903 (warn_if_disallowed_function_p): Declare new function.
13904 * opts.c (warning_disallowed_functions): New static variable.
13905 (warn_disallowed_functions): New boolean warning flag.
13906 (warn_if_disallowed_function_p): New function.
13907 (add_comma_separated_to_vector): Rename
13908 add_instrument_functions_exclude_list to this.
13909 (common_handle_option): Handle new option. Rename calls to
13910 add_instrument_functions_exclude_list into calls to
13911 add_comma_separated_to_vector.
13912 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13913 based on flag warn_disallowed_functions.
13915 2008-07-09 Christian Bruel <christian.bruel@st.com>
13917 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13918 instead of get_attr_length.
13920 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13922 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13924 * genemit.c (gen_insn): Likewise.
13925 * gengtype.c (note_def_vec): Likewise.
13926 * gengtype.h (note_def_vec): Likewise.
13927 * genoutput.c (struct data, output_insn_data, process_template,
13928 gen_expand, gen_split, note_constraint): Likewise.
13929 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13930 make_insn_sequence): Likewise.
13931 * gensupport.c (record_insn_name): Likewise.
13933 2008-07-08 Doug Kwan <dougkwan@google.com>
13935 * config/arm/arm.opt (mandroid): New option.
13936 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13937 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13939 (CC1PLUS_SPEC): Same.
13941 (STARTFILE_SPEC): Same.
13942 (ENDFILE_SPEC): Same.
13943 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13946 2008-07-08 Raksit Ashok <raksit@google.com>
13948 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13949 (set_storage_via_setmem): Fix expected_align parameter.
13950 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13951 missing from the list.
13952 * doc/md.texi (movmem): Explicitly state that expected alignment is
13953 to be expressed in bytes.
13954 (setmem): Explicitly state that expected alignment is to be expressed
13957 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13959 * reload.c (find_reloads_subreg_address): Do not require validity
13960 of address in original mode before reloading address.
13962 2008-07-07 Tianwei Sheng <tianweis@google.com>
13964 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13965 bounds array access.
13967 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13969 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13971 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13973 Fix PR tree-optimization/23455
13974 Fix PR tree-optimization/35286
13975 Fix PR tree-optimization/35287
13976 * Makefile.in (OBJS-common): Remove tree-vn.o.
13977 (tree-vn.o): Remove.
13978 * dbgcnt.def: Add treepre_insert debug counter.
13979 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13980 (debug_value_expressions): Ditto.
13981 (print_value_expressions): Ditto.
13982 * tree-pretty-print.c (dump_generic_node): Updated for
13983 VALUE_HANDLE removal.
13984 * tree-ssa-dom.c (record_equality): Ditto.
13985 (cprop_operand): Ditto.
13986 (lookup_avail_expr): Ditto.
13987 * tree-ssa-threadedge.c
13988 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13989 (simplify_control_stmt_condition): Ditto.
13990 * tree.c (tree_code_size): Ditto.
13991 (tree_node_structure): Ditto.
13992 (iterative_hash_expr): Ditto.
13994 * tree.h (VALUE_HANDLE_ID): Ditto.
13995 (VALUE_HANDLE_EXPR_SET): Ditto.
13996 (struct tree_value_handle): Ditto.
13997 (union tree_node): Ditto.
13998 * treestruct.def: Ditto.
13999 * tree-vn.c: Removed.
14000 * tree-ssa-pre.c: Rewritten entirely.
14001 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14002 (constant_value_ids): Ditto.
14003 (vn_nary_op_t): Moved to header.
14005 (vn_reference_op_t): Ditto
14006 (vn_reference_t): Ditto.
14007 (next_value_id): New variable.
14008 (VN_INFO): Add an assert.
14009 (vn_constant_eq): New function.
14010 (vn_constant_hash): Ditto.
14011 (get_or_alloc_constant_value_id): Ditto.
14012 (value_id_constant_p): Ditto.
14013 (vn_reference_compute_hash): De-staticify.
14014 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14015 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14016 (valueize_refs): Update opcode if it changes from ssa name to constant.
14017 (vn_reference_lookup_1): Add new argument.
14018 (vn_reference_lookup): Ditto.
14019 (vn_reference_lookup_pieces): New function.
14020 (vn_reference_insert): Add return type. Modify to deal with value ids.
14021 (vn_reference_insert_pieces): New function.
14022 (vn_nary_op_compute_hash): De-staticify.
14023 (vn_nary_op_eq): Ditto.
14024 (vn_nary_op_lookup_pieces): New function.
14025 (vn_nary_op_lookup): Add new argument.
14026 (vn_nary_op_insert_pieces): New function.
14027 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14028 (vn_phi_insert): Ditto.
14029 (visit_unary_op): Update for callee changes.
14030 (visit_binary_op): Ditto.
14031 (visit_reference_op_load): Ditto.
14032 (visit_reference_op_store): Ditto.
14033 (init_scc_vn): Init next_value_id, constant_to_value_id and
14034 constant_value_ids.
14035 (free_scc_vn): Free them.
14036 (set_hashtable_value_ids): New function.
14037 (run_scc_vn): Use it.
14038 (get_max_value_id): New function.
14039 (get_next_value_id): Ditto.
14040 (expressions_equal_p): Moved from tree-vn.c
14041 (sort_vuses): Ditto.
14042 (sort_vuses_heap): Ditto.
14043 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14045 * tree.c (iterative_hash_hashval_t): Made non-static
14046 * tree.h (iterative_hash_hashval_t): Declare it.
14048 2008-07-08 Martin Jambor <mjambor@suse.cz>
14050 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14051 instead of ipa_create_node_params.
14052 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14053 ipa_check_create_edge_args, free them with
14054 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14056 * ipa-prop.c: Include flags.h and tree-inline.h.
14057 (ipa_node_params_vector): New variable.
14058 (ipa_edge_args_vector): New variable.
14059 (edge_removal_hook_holder): New variable.
14060 (node_removal_hook_holder): New variable.
14061 (edge_duplication_hook_holder): New variable.
14062 (node_duplication_hook_holder): New variable.
14063 (ipa_detect_param_modifications): Check for presence of modified flags.
14064 (ipa_compute_jump_functions): Check for presence of jump functions.
14065 (ipa_free_edge_args_substructures): New function.
14066 (ipa_create_node_params): Removed.
14067 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14068 (ipa_free_node_params_substructures): New function.
14069 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14071 (ipa_edge_removal_hook): New function.
14072 (ipa_node_removal_hook): New function.
14073 (duplicate_array): New function.
14074 (ipa_edge_duplication_hook): New function.
14075 (ipa_node_duplication_hook): New function.
14076 (ipa_register_cgraph_hooks): New function.
14077 (ipa_unregister_cgraph_hooks): New function.
14078 (free_all_ipa_structures_after_ipa_cp): New function.
14080 * ipa-prop.h: Include vec.h.
14081 (ipa_node_params_t): New typedef with vector types for it.
14082 (ipa_edge_args_t): New typedef with vector types for it.
14083 (IPA_NODE_REF): Changed to access an on-the-side vector.
14084 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14085 (ipa_check_create_node_params): New function.
14086 (ipa_check_create_edge_args): New function.
14088 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14091 2008-07-07 Tom Tromey <tromey@redhat.com>
14093 * configure, config.in: Rebuilt.
14094 * configure.ac: Don't check for scandir or alphasort.
14096 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14098 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14099 types immediately after creating them.
14101 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14103 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14105 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14107 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14108 dump_constraint_graph.
14109 (dump_constraint_edge): New function.
14110 (dump_constraint_graph): New function.
14111 (debug_constraint_graph): New function.
14112 (dump_constraint): Removed useless comparison.
14113 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14114 (dump_constraint_graph): Declare.
14115 (debug_constraint_graph): Declare.
14116 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14118 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14120 * config/i386/i386.c (is_va_list_char_pointer): New.
14121 (ix86_va_start): Replace compare with ms_va_list_type_node
14122 by is_va_list_char_pointer.
14123 (ix86_gimplify_va_arg): Likewise.
14125 2008-07-07 Martin Jambor <mjambor@suse.cz>
14127 * cgraph.c (cgraph_edge_max_uid): New variable.
14128 (struct cgraph_edge_hook_list): New type.
14129 (struct cgraph_node_hook_list): New type.
14130 (struct cgraph_2edge_hook_list): New type.
14131 (struct cgraph_2node_hook_list): New type.
14132 (first_cgraph_edge_removal_hook): New variable.
14133 (first_cgraph_node_removal_hook): New variable.
14134 (first_cgraph_edge_duplicated_hook): New variable.
14135 (first_cgraph_node_duplicated_hook): New variable.
14136 (cgraph_add_edge_removal_hook): New function.
14137 (cgraph_remove_edge_removal_hook): New function.
14138 (cgraph_call_edge_removal_hooks): New function.
14139 (cgraph_add_node_removal_hook): New function.
14140 (cgraph_remove_node_removal_hook): New function.
14141 (cgraph_call_node_removal_hooks): New function.
14142 (cgraph_add_edge_duplication_hook): New function.
14143 (cgraph_remove_edge_duplication_hook): New function.
14144 (cgraph_call_edge_duplication_hooks): New function.
14145 (cgraph_add_node_duplication_hook): New function.
14146 (cgraph_remove_node_duplication_hook): New function.
14147 (cgraph_call_node_duplication_hooks): New function.
14148 (cgraph_create_edge): Assign to edge uid.
14149 (cgraph_remove_edge): Call edge removal hooks.
14150 (cgraph_node_remove_callees): Call edge removal hooks.
14151 (cgraph_node_remove_callers): Call edge removal hooks.
14152 (cgraph_remove_node): Call node removal hooks.
14153 (cgraph_clone_edge): Call edge duplication hooks.
14154 (cgraph_clone_node): Call node duplication hooks.
14156 * cgraph.h (cgraph_edge): New field uid.
14157 (cgraph_edge_hook): New type.
14158 (cgraph_node_hook): New type.
14159 (cgraph_2edge_hook): New type.
14160 (cgraph_2node_hook): New type.
14162 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14164 * config.in: Regenerate.
14166 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14168 * gcc.c (print_sysroot): New.
14169 (option_map, display_help, process_command): Handle the
14170 -print-sysroot option.
14171 (main): Print the sysroot if requested.
14172 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14174 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14177 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14179 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14181 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14182 (assign_parm_setup_block_p): Also check mode of entry_parm.
14184 2008-07-07 Richard Guenther <rguenther@suse.de>
14186 * tree-ssa-structalias.h (set_used_smts): Remove.
14187 * tree-ssa-structalias.c (used_smts): Likewise.
14188 (set_used_smts): Likewise.
14189 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14190 call to set_used_smts.
14192 2008-07-07 Richard Guenther <rguenther@suse.de>
14194 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14195 (new_var_info): Set it to false.
14196 (solution_set_add): Correctly handle pointers outside a var and
14198 (type_safe): Treat variables with is_full_var properly.
14199 (do_sd_constraint): Likewise.
14200 (do_ds_constraint): Likewise.
14201 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14202 (get_constraint_for_ptr_offset): New function.
14203 (get_constraint_for_component_ref): For addresses at least include
14204 the last field of the variable. Handle is_full_vars properly.
14205 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14206 (handle_ptr_arith): Remove.
14207 (find_func_aliases): Simplify assignment handling.
14208 (create_function_info_for): For parameter and result varinfos set
14210 (create_variable_info_for): Set is_full_var flag whenever we
14211 just created a single varinfo for a decl.
14212 (init_alias_vars): Initialize use_field_sensitive from
14213 max-fields-for-field-sensitive parameter.
14215 2008-07-07 Richard Guenther <rguenther@suse.de>
14217 PR tree-optimization/36713
14218 * tree-flow-inline.h (is_call_used): New function.
14219 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14220 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14221 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14223 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14225 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14227 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14229 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14231 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14232 Nathan Sidwell <nathan@codesourcery.com>
14234 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14235 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14237 * config/m68k/t-linux: New.
14238 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14241 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14243 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14244 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14247 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14249 * gcc.c (execute): Fix -Wc++-compat warning.
14251 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14254 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14255 constant for little endian.
14257 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14259 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14260 mips_base_mips16 instead of TARGET_MIPS16.
14261 (mips_base_mips16): Declare.
14262 * config/mips/mips.c (mips_base_mips16): Make global.
14263 (was_mips16_p): Remove GTY marker.
14264 (was_mips16_pch_p): New variable.
14265 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14266 (mips_override_options): Force to non-MIPS16 mode initially.
14267 Do not complain about MIPS16 PIC incompatibilities here.
14268 Only allow -mgpopt if -mexplicit-relocs is in force for
14271 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14273 * configure.ac: Check for caddr_t, define to char * if not defined.
14274 * configure: Regenerate.
14275 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14276 (mmap_gt_pch_use_address): Likewise.
14277 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14279 2008-07-06 Richard Guenther <rguenther@suse.de>
14281 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14282 (new_var_info): Deal with it.
14283 (solution_set_add): Likewise.
14284 (bitpos_of_field): Make signed, fix.
14285 (struct fieldoff): Remove type and decl fields. Make size field
14286 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14288 (fieldoff_compare): Deal with it.
14289 (push_fields_onto_fieldstack): Remove has_union argument, glob
14290 adjacent non-pointer fields together.
14291 (create_function_info_for): Do not set has_union.
14292 (create_variable_info_for): Simplify.
14294 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14296 * config.gcc (extra_headers): Add cross-stdarg.h for target
14297 x86_64-*-* and i?86-*-*.
14298 * config/i386/cross-stdarg.h: New.
14299 * builtins.c (std_fn_abi_va_list): New.
14300 (std_canonical_va_list_type): New.
14301 (stabilize_va_list): Replace va_list_type_node use by
14302 mtarget.canonical_va_list_type.
14303 (gimplify_va_arg_expr): Likewise.
14304 (expand_builtin_va_copy): Replace va_list_type_node use by
14305 mtarget.fn_abi_va_list.
14306 * tree-sra.c (is_va_list_type): New helper.
14307 (decl_can_be_decomposed_p): Replace
14308 va_list_type_node use by is_va_list_type.
14309 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14310 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14311 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14312 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14313 (ix86_enum_va_list): New.
14314 * config/i386/i386.c (sysv_va_list_type_node): New.
14315 (ms_va_list_type_node): New.
14316 (ix86_function_type_abi): Remove sorry.
14317 (ix86_build_builtin_va_list_abi): New.
14318 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14319 for 64-bit targets.
14320 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14321 (ix86_init_builtins_va_builtins_abi): New.
14322 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14323 for 64-bit targets.
14324 (ix86_handle_abi_attribute): New.
14325 (attribute_spec): Add sysv_abi and ms_abi.
14326 (ix86_fn_abi_va_list): New.
14327 (ix86_canonical_va_list_type): New.
14328 (ix86_enum_va_list): New.
14329 (TARGET_FN_ABI_VA_LIST): New.
14330 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14331 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14332 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14333 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14334 (TARGET_ENUM_VA_LIST): New.
14335 * expr.h (std_fn_abi_va_list): New.
14336 (std_canonical_va_list_type): New.
14337 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14338 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14339 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14340 TARGET_CANONICAL_VA_LIST_TYPE.
14341 * target.h (struct gcc_target): Add fn_abi_va_list hook
14342 and canonical_va_list_type hook.
14344 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14346 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14347 integral and pointer types.
14349 2008-07-04 Roger Sayle <roger@eyesopen.com>
14351 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14352 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14354 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14357 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14359 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14361 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14362 build_gimple_modify_stmt.
14363 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14364 gimple operand. Use fold_build* instead of build*.
14366 2008-07-04 Richard Guenther <rguenther@suse.de>
14368 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14369 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14370 properly to compute the reachability set if we do field-sensitive PTA.
14371 * invoke.texi (max-fields-for-field-sensitive): Document default.
14372 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14373 100 for optimize >= 2.
14375 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14377 * ggc-zone.c (lookup_page_table_if_allocated,
14378 set_page_table_entry, zone_find_object_size, alloc_small_page,
14379 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14380 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14381 -Wc++-compat and/or -Wcast-qual warnings.
14383 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14386 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14387 pic_offset_table_rtx to be marked as used here.
14388 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14389 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14390 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14391 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14392 !TARGET_SECURE_PLT.
14394 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14396 * alloc-pool.c (hash_descriptor, eq_descriptor,
14397 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14398 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14400 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14401 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14402 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14403 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14406 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14408 * tree-flow.h (loop_only_exit_p): Declare.
14409 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14410 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14411 the number of iterations if it is constant. Otherwise, if this is the
14412 only possible exit of the loop, use the conservative estimate on the
14413 number of iterations of the entire loop if available.
14415 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14417 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14418 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14419 Add synchronization functions.
14420 * config/sync.c: New file.
14421 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14422 (LIBGCC_SYNC_CFLAGS): Likewise.
14424 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14427 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14428 (*pushtf_sse): New insn pattern.
14429 (pushtf splitters): New splitters.
14431 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14433 PR middle-end/35736
14434 * predict.c (build_predict_expr): Use void_type_node for the tree
14435 type, instead of NULL_TREE.
14437 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14439 * config/i386/i386.c (contains_aligned_value_p): Return true
14441 (ix86_data_alignment): Align TCmode to 128bits.
14442 (ix86_local_alignment): Likewise.
14444 2008-07-03 Andrew Haley <aph@redhat.com>
14447 * vec.h (VEC_TA): New.
14448 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14449 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14450 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14451 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14452 (C_COMMON_FIXED_TYPES): Remove first arg.
14453 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14454 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14455 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14456 not to use empty macro arguments.
14458 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14460 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14461 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14462 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14463 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14464 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14465 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14466 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14467 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14468 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14469 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14470 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14471 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14472 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14473 config/rs6000/e500crtres64gpr.asm,
14474 config/rs6000/e500crtres64gprctr.asm,
14475 config/rs6000/e500crtrest32gpr.asm,
14476 config/rs6000/e500crtrest64gpr.asm,
14477 config/rs6000/e500crtresx32gpr.asm,
14478 config/rs6000/e500crtresx64gpr.asm,
14479 config/rs6000/e500crtsav32gpr.asm,
14480 config/rs6000/e500crtsav64gpr.asm,
14481 config/rs6000/e500crtsav64gprctr.asm,
14482 config/rs6000/e500crtsavg32gpr.asm,
14483 config/rs6000/e500crtsavg64gpr.asm,
14484 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14485 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14486 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14487 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14488 config/sparc/sol2-cn.asm: Remove .file directives.
14490 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14492 * resource.c (mark_referenced_resources): Look inside
14493 UNSPEC_VOLATILEs and ASM_INPUTs.
14495 2008-07-02 Ian Lance Taylor <iant@google.com>
14497 * rtlanal.c (add_reg_note): New function.
14498 * rtl.h (add_reg_note): Declare.
14499 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14500 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14501 * builtins.c (expand_builtin_longjmp): Likewise.
14502 (expand_builtin_nonlocal_goto): Likewise.
14503 * calls.c (emit_call_1, expand_call): Likewise.
14504 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14505 * cfglayout.c (fixup_reorder_chain): Likewise.
14506 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14507 (commit_one_edge_insertion): Likewise.
14508 * combine.c (move_deaths, distribute_notes): Likewise.
14509 * df-problems.c (df_set_note): Likewise.
14510 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14511 (set_unique_reg_note): Likewise.
14512 (emit_copy_of_insn_after): Likewise.
14513 * expr.c (expand_expr_real): Likewise.
14514 * gcse.c (add_label_notes): Likewise.
14515 * haifa-sched.c (create_check_block_twin): Likewise.
14516 * jump.c (mark_jump_label_1): Likewise.
14517 * loop-doloop.c (add_test, doloop_modify): Likewise.
14518 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14519 * lower-subreg.c (move_eh_region_note): Likewise.
14520 * optabs.c (emit_libcall_block): Likewise.
14521 * predict.c (predict_insn): Likewise.
14522 (combine_predictions_for_insn): Likewise.
14523 * recog.c (peephole2_optimize): Likewise.
14524 * regmove.c (try_auto_increment): Likewise.
14525 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14526 * reload.c (find_reloads): Likewise.
14527 * reload1.c (fixup_eh_region_note): Likewise.
14528 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14529 * reorg.c (delete_prior_computation): Likewise.
14530 (delete_computation, dbr_schedule): Likewise.
14531 * config/pa/pa.c (legitimize_pic_address): Likewise.
14532 * config/sh/sh.c (sh_reorg): Likewise.
14534 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14537 * config/libgcc-glibc.ver: Add %exclude.
14538 * config/m32r/libgcc-glibc.ver: Likwise.
14539 * config/s390/libgcc-glibc.ver: Likwise.
14540 * config/sh/libgcc-glibc.ver: Likwise.
14541 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14543 * config/i386/libgcc-glibc.ver: New.
14545 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14547 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14549 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14550 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14551 i[34567]86-*-linux*, x86_64-*-linux*. Add
14552 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14553 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14554 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14555 i[34567]86-*-linux*, x86_64-*-linux*.
14557 * libgcc-std.ver: Add empty GCC_4.4.0.
14559 * mkmap-symver.awk: Support multiple versions per symbol.
14561 * config/i386/i386.c (ix86_init_builtins): Always define
14562 __builtin_fabsq and __builtin_copysignq with fallbacks.
14563 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14564 and __builtin_copysignq if SSE2 isn't available.
14566 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14567 (LIBGCC2_TF_CEXT): Likwise.
14568 (TF_SIZE): Likwise.
14570 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14572 * config/i386/sfp-machine.h: Moved to libgcc.
14574 * config/i386/sfp-machine.h: New.
14575 * config/i386/t-linux: Likwise.
14577 * config/i386/t-darwin: Remove softfp_wrap_start and
14579 * config/i386/t-darwin64: Likewise.
14581 * config/i386/t-fprules-softfp64: Renamed to ...
14582 * config/i386/t-fprules-softfp: This.
14584 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14585 and softfp_wrap_end.
14587 2008-07-02 Jason Merrill <jason@redhat.com>
14589 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14591 * tree.c (ctor_to_list): New fn.
14592 * tree.h: Declare it.
14593 (CONSTRUCTOR_ELT): New macro.
14594 (CONSTRUCTOR_NELTS): New macro.
14596 2008-07-02 Richard Guenther <rguenther@suse.de>
14598 * tree-ssa-structalias.c (struct variable_info): Reorder
14599 to fill padding on 64bit hosts. Make collapsed_to an int.
14600 (get_varinfo_fc): Deal with that.
14601 (new_var_info): Likewise.
14602 (collapse_rest_of_var): Likewise.
14604 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14606 * doc/install.texi (--enable-java-home): Document.
14607 (--enable-aot-compile-rpm): Likewise.
14608 (--with-arch-directory): Likewise.
14609 (--with-os-directory): Likewise.
14610 (--with-origin-name): Likewise.
14611 (--with-arch-suffix): Likewise.
14612 (--with-jvm-root-dir): Likewise.
14613 (--with-jvm-jar-dir): Likewise.
14614 (--with-python-dir): Likewise.
14616 2008-07-02 Richard Guenther <rguenther@suse.de>
14618 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14619 from decls explicitly. Merge operand checking from tuples.
14621 2008-07-02 Martin Jambor <mjambor@suse.cz>
14623 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14625 2008-07-02 Martin Jambor <mjambor@suse.cz>
14627 * tree-switch-conversion.c: Included timevar.h
14628 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14630 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14632 2008-07-02 Martin Jambor <mjambor@suse.cz>
14634 * tree-switch-conversion.c: Corrected various comments and
14636 (build_constructors): Fixed minor formatting mistakes.
14638 * invoke.texi (Optimize Options): Corrected the
14639 switch-conversion-max-branch-ratio parameter.
14641 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14643 * final.c (asm_insn_count): Return zero for an empty asm body.
14645 2008-07-02 Richard Guenther <rguenther@suse.de>
14647 * bitmap.h (bitmap_set_bit): Return bool.
14648 (bitmap_clear_bit): Likewise.
14649 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14650 write to the bitmap if it would.
14651 (bitmap_clear_bit): Likewise.
14652 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14653 bitmap_set_bit return value.
14654 (add_pred_graph_edge): Likewise.
14655 (add_graph_edge): Likewise.
14656 (do_sd_constraint): Likewise.
14657 (do_ds_constraint): Likewise.
14659 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14661 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14662 Fix -Wc++-compat and/or -Wcast-qual warnings.
14663 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14664 gen_regparm_prefix): Likewise.
14665 * vmsdbgout.c (write_modbeg, lookup_filename,
14666 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14668 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14670 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14671 defaults.h definition apply.
14673 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14675 * function.c (assign_parm_remove_parallels): New.
14676 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14678 (assign_parm_setup_block): Do not handle them.
14679 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14680 assign_parm_remove_parallels.
14682 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14684 * c-typeck.c (convert_for_assignment): Use
14685 vector_targets_convertible_p.
14686 * c-common.c (vector_targets_convertible_p): New.
14687 * c-common.h (vector_targets_convertible_p): New prototype.
14688 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14689 opaque_p_V2SI_type_node.
14691 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14693 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14696 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14698 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14699 TFmode constants via two element DImode vector for hosts with
14700 HOST_BITS_PER_WIDE_INT < 64.
14701 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14702 also for HOST_BITS_PER_WIDE_INT < 64.
14704 2008-07-01 Richard Guenther <rguenther@suse.de>
14706 PR tree-optimization/36666
14707 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14708 (get_constraint_exp_from_ssa_var): Split into ...
14709 (get_constraint_exp_for_temp): ... this ...
14710 (get_constraint_for_ssa_var): ... and that.
14711 Return constraint expressions for all touched sub-fields
14712 if the results address is not taken.
14713 (process_constraint): Remove assertion that aggregate
14714 assignments do not happen at this place.
14715 (get_constraint_for_component_ref): Add address_p argument.
14716 Return constraint expressions for all touched sub-fields
14717 if the results address is not taken.
14718 (do_deref): Use get_constraint_exp_for_temp.
14719 (get_constraint_for_1): Rename from ...
14720 (get_constraint_for): ... this. Add the old function as wrapper.
14721 (do_structure_copy): Use get_constraint_for_1.
14723 2008-07-01 Martin Jambor <mjambor@suse.cz>
14725 * Makefile.in (tree-switch-conversion.o): Add.
14726 (OBJS-common): Add tree-swtch-conversion.o.
14727 * passes.c (init_optimization_passes): Add pass_convert_switch.
14728 * tree-pass.h: (pass_convert_switch): Add.
14729 * tree-switch-conversion.c: New file.
14730 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14731 * common.opt (ftree-cswtch): New option.
14732 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14733 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14734 * opts.c (decode_options): Set flag_tree_switch_conversion when
14735 optimization level is >= 2.
14736 * doc/invoke.texi (Optimize Options): Added description of
14737 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14739 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14741 * config/darwin-driver.c (darwin_default_min_version): Fix
14742 -Wc++-compat warnings.
14744 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14746 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14749 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14751 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14753 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14755 PR rtl-optimization/34744
14756 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14757 (df_scan_free_internal): Free data structures not
14758 allocated in storage pools.
14759 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14760 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14761 df_scan_free_mws_vec.
14762 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14765 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14767 * config/i386/i386.c (contains_aligned_value_p): Return true
14769 (ix86_function_arg_boundary): Return its natural boundary
14771 (return_in_memory_32): Don't check TDmode.
14772 (ix86_split_to_parts): Support splitting into 4 parts and
14773 support TFmode for 32bit target.
14774 (ix86_split_long_move): Support splitting into 4 parts.
14775 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14777 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14778 (ix86_init_builtins): Here.
14779 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14780 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14781 'q' and 'w', respectively.
14783 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14785 (movtf_internal): Likewise.
14786 (<code>tf2): Likewise.
14787 (*absnegtf2_sse): Likewise.
14788 (copysign<mode>3): Likewise.
14789 (copysign<mode>3_const): Likewise.
14790 (copysign<mode>3_var): Likewise.
14791 (define_split UNSPEC_COPYSIGN): Likewise.
14792 * config/i386/sse.md (*nandtf3): Likewise.
14793 (<code>tf3): Likewise.
14794 (*<code>tf3): Likewise.
14796 2008-06-30 Joey Ye <joey.ye@intel.com>
14797 H.J. Lu <hongjiu.lu@intel.com>
14799 * global.c (compute_regsets): Set frame_pointer_needed here.
14800 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14802 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14804 * doc/install.texi (specific): Expand Windows build notes.
14806 2008-06-30 Ira Rosen <irar@il.ibm.com>
14808 PR tree-optimization/36648
14809 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14810 number of prolog iterations by step. Fix the comment.
14812 2008-06-30 Richard Guenther <rguenther@suse.de>
14814 PR middle-end/36671
14815 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14816 handle calls from ECF_MALLOC functions.
14817 (handle_pure_call): ECF_MALLOC functions do not return
14819 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14821 2008-06-29 Andreas Schwab <schwab@suse.de>
14823 * config/m68k/m68k.c (print_operand): Always print a float
14825 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14826 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14829 * config/rs6000/x-linux64: Remove never used file.
14831 2008-06-29 Richard Guenther <rguenther@suse.de>
14833 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14835 (struct alias_info): Move ...
14836 * tree-ssa-alias.c: ... here.
14837 (update_alias_info): Declare.
14838 (compute_may_aliases): Call it.
14839 (update_alias_info): New function.
14840 * tree-ssa-structalias.c (update_alias_info): Move ...
14841 * tree-ssa-alias.c (update_alias_info_1): ... here.
14842 * tree-ssa-structalias.c (process_constraint_1): Remove
14843 unused from_call argument. Rename to ...
14844 (process_constraint): ... this. Delete old wrapper.
14845 (make_constraint_to): Adjust callers.
14846 (handle_const_call): Likewise.
14847 (handle_pure_call): Likewise.
14848 (init_base_vars): Likewise.
14849 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14850 (find_func_aliases): We don't need structure copies for
14852 (make_constraint_from_anything): Remove.
14853 (create_variable_info_for): For globals make constraints
14854 from escaped, not from anything.
14855 (compute_points_to_sets): Do not call update_alias_info.
14856 (ipa_pta_execute): Use make_constraint_from.
14858 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14860 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14861 (bitmap.o-warn, dominance.o-warn): New.
14862 * configure.ac (cxx_compat_warn): Delete.
14863 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14864 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14866 * configure: Regenerate.
14868 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14871 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14873 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14874 * df-scan.c (df_notes_rescan): Likewise.
14875 * ggc-page.c (set_page_table_entry): Likewise.
14876 * intl.c (gcc_gettext_width): Likewise.
14877 * varasm.c (get_unnamed_section, get_noswitch_section,
14878 get_section): Likewise.
14880 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14882 * regrename.c (build_def_use): Don't copy RTX.
14884 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14886 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14887 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14888 punctuation. Use @ref instead of @xref.
14889 (Function Names): Remove stray @display/@end display.
14890 (C++ Attributes): Use @ref instead of @xref.
14891 (Deprecated Features): Fix punctuation around @xref.
14892 (Backwards Compatibility): Likewise.
14893 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14895 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14897 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14898 constants for E500 double.
14900 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14902 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14903 element type of const_vector.
14905 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14907 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14908 Remove FLAGS_REG clobber from expander pattern.
14909 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14910 (anddi3, andsi3, andhi3, andqi3): Ditto.
14911 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14912 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14913 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14914 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14915 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14916 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14917 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14918 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14920 2008-06-28 Richard Guenther <rguenther@suse.de>
14922 * tree-ssa-structalias.c (callused_id, var_callused,
14923 callused_tree): Add.
14924 (handle_pure_call): New function.
14925 (find_func_aliases): Call it.
14926 (find_what_p_points_to): Handle the call-used set.
14927 (clobber_what_escaped): Likewise.
14928 (compute_call_used_vars): New function.
14929 (init_base_vars): Init the call-used variable.
14930 (do_sd_constraint): Do not propagate the solution from CALLUSED
14931 but use CALLUSED as a placeholder.
14932 (solve_graph): Likewise.
14933 * tree-flow-inline.h (gimple_call_used_vars): New function.
14934 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14935 (compute_call_used_vars): Declare.
14936 * tree-ssa-alias.c (set_initial_properties): Call
14937 compute_call_used_vars.
14938 (reset_alias_info): Clear call-used variables.
14939 (add_call_clobber_ops): Assert we are not called for const/pure
14940 functions. Remove handling of them.
14941 (add_call_read_ops): Handle pure functions by adding the
14942 call-used set of variables as VUSEs.
14943 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14944 (delete_tree_ssa): Free it.
14945 * tree-dfa.c (remove_referenced_var): Clear the var from the
14948 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14950 * tree.c (build_varargs_function_type_list): New.
14951 (build_function_type_list_1): New.
14952 (build_function_type_list): Use build_function_type_list_1.
14953 * tree.h (build_varargs_function_type_list): New.
14955 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14958 * config/spu/spu.c (spu_builtin_splats): Do not generate
14959 invalid CONST_VECTOR expressions.
14960 (spu_expand_vector_init): Likewise.
14962 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14964 * optabs.c (libfunc_decls): New variable.
14965 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14966 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14967 for the same function twice.
14969 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14971 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14972 ix86_expand_binary_operator directly.
14973 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14975 (*ashrti3_1): Ditto.
14976 (*lshrti3_1): Ditto.
14977 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14978 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14979 using only one splitter. Conditionaly execute splitter before or
14980 after peephole2 pass.
14981 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14982 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14983 Use only one alternative in asm template.
14984 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14986 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14987 "J" operand constraint for operand 2.
14988 (*ashldi3_cconly_rex64): Ditto.
14989 (*ashrdi3_cmp_rex64): Ditto.
14990 (*ashrdi3_cconly_rex64): Ditto.
14991 (*lshrdi3_cmp_rex64): Ditto.
14992 (*lshrdi3_cconly_rex64): Ditto.
14993 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14994 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14995 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14998 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15000 * gimplify.c (omp_is_private): Don't return true if decl is not
15001 already private on #pragma omp for or #pragma omp parallel for.
15004 * tree-cfg.c (struct move_stmt_d): Replace block field with
15005 orig_block and new_block fields.
15006 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15007 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15008 (move_block_to_fn): Replace vars_map and new_label_map arguments
15009 with struct move_stmt_d pointer.
15010 (replace_block_vars_by_duplicates): New function.
15011 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15012 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15013 all subblocks of ORIG_BLOCK to the new function. Call
15014 replace_block_vars_by_duplicates.
15015 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15016 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15017 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15018 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15019 (expand_omp): Temporarily set input_location to the location of
15020 region's controlling stmt.
15021 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15022 BIND_EXPR, push ctx->block_vars and gimplification vars into
15023 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15024 into dest function.
15025 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15026 there are any BLOCK_VARS.
15027 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15028 OMP_PARALLEL or OMP_TASK stmt.
15029 (lower_omp): Save and restore input_location around the lower_omp_1
15032 2008-06-27 Richard Guenther <rguenther@suse.de>
15034 PR tree-optimization/36400
15035 PR tree-optimization/36373
15036 PR tree-optimization/36344
15037 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15038 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15039 (update_alias_info): Remove call clobbering code.
15040 (make_constraint_to): New helper function.
15041 (make_escape_constraint): Likewise.
15042 (handle_rhs_call): Use it on all pointer containing arguments.
15043 Also mark the static chain escaped.
15044 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15045 instead of ANYTHING.
15046 (make_constraint_from): New helper split out from ...
15047 (make_constraint_from_anything): ... here.
15048 (find_func_aliases): Add constraints for escape sites.
15049 (intra_create_variable_infos): Make constraints from NONLOCAL
15051 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15053 (clobber_what_p_points_to): Remove.
15054 (clobber_what_escaped): New function.
15055 (init_base_vars): Init NONLOCAL and ESCAPED.
15056 (do_sd_constraint): Do not propagate the solution from ESCAPED
15057 but use ESCAPED as a placeholder.
15058 (solve_graph): Likewise.
15059 * tree-flow.h (clobber_what_p_points_to): Remove.
15060 (clobber_what_escaped): Declare.
15061 * tree-ssa-alias.c (set_initial_properties): Call it.
15062 Remove code clobbering escaped pointers.
15064 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15066 * function.c (allocate_struct_function): Only allocate a unique
15067 funcdef_no if the decl is nonzero.
15069 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15071 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15072 * config/mips/mips.c (mips_split_const_insns): New function.
15073 * config/mips/mips.md (move_type): New attribute.
15074 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15075 (dword_mode): New attribute.
15076 (type): Avoid long line. Map "move_type"s to "type"s,
15077 choosing "multi" for doubleword moves if appropriate.
15078 Swap MTC/MFC comments to match their declaration order.
15079 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15080 "type" is "branch" or "jal" is "direct".
15081 (length): Handle "extended_mips16" first. Make the default
15082 "0" for "ghost" instructions. Set the length from "move_type".
15083 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15084 of "type", with "sll0" for the register alternative. Remove the
15085 "extended_mips16" attribute.
15086 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15087 of "type", with "shift_shift" for the register alternative.
15088 Remove the "length" attribute.
15089 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15090 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15091 of "type", with "andi" for the register alternative.
15092 (*zero_extendqihi2): Likewise.
15093 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15094 of "andi" instead of a "type" of "arith".
15095 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15097 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15098 (mov_<store>r, *mov<mode>_ra): Likewise.
15099 (extendsidi2): Use "move_type" instead of "type", with "move"
15100 for the register alternative.
15101 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15102 of "type", with "signext" for the register alternative.
15103 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15104 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15105 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15106 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15107 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15108 (unnamed branch insn): Likewise.
15109 (*movdi_gp32_fp64): Fold into...
15110 (*movdi_32bit): ...here.
15111 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15112 (*movdf_hardfloat): ...this new pattern.
15113 (*movdf_softfloat): Remove redundant FPR alternatives.
15114 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15115 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15116 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15117 the "move" attribute.
15118 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15119 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15120 and "store" for COP loads and stores.
15121 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15122 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15123 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15124 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15125 (*movtf_mips16, *movv2sf): Likewise.
15126 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15127 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15128 (mfhc1<mode>): Use "move_type" instead of "move".
15129 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15130 (loadgp_blockage): Remove the "length" attribute.
15131 (blockage, set_got_version, update_got_version): Likewise.
15132 (call_internal): Remove the "extended_mips16" attribute.
15133 (call_value_internal, call_value_multiple_internal): Likewise.
15134 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15136 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15137 the "length" attribute.
15139 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15141 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15142 -Wcast-qual warnings.
15143 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15144 handle_pragma_pop_macro): Likewise.
15145 * collect2.c (resolve_lib_name): Likewise.
15146 * config/arc/arc.c (arc_init): Likewise.
15147 * config/arm/arm.c (neon_builtin_compare,
15148 locate_neon_builtin_icode): Likewise.
15149 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15150 * config/bfin/bfin.c (bfin_init_machine_status,
15151 bfin_optimize_loop): Likewise.
15152 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15153 * config/cris/cris.c (cris_init_expanders): Likewise.
15154 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15155 * config/darwin.c (machopic_indirection_eq,
15156 machopic_indirection_name, machopic_output_indirection): Likewise.
15157 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15158 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15159 frv_optimize_membar): Likewise.
15160 * config/i386/cygwin.h (mingw_scan,
15161 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15162 * config/i386/cygwin1.c (mingw_scan): Likewise.
15163 * config/i386/i386.c (machopic_output_stub): Likewise.
15164 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15165 i386_pe_unique_section): Likewise.
15166 * config/ia64/ia64.c (ia64_init_machine_status,
15167 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15169 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15170 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15171 * config/m68k/m68k.c (m68k_handle_option,
15172 m68k_sched_md_init_global): Likewise.
15173 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15174 mcore_unique_section): Likewise.
15175 * config/mips/mips.c (mips_block_move_straight,
15176 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15178 * config/mmix/mmix.c (mmix_init_machine_status,
15179 mmix_encode_section_info): Likewise.
15180 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15181 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15182 print_operand_address, output_toc, redefine_groups,
15183 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15184 * config/s390/s390.c (s390_init_machine_status): Likewise.
15185 * config/score/score.c (score_block_move_straight,
15186 score_block_move_loop_body): Likewise.
15187 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15188 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15189 * emit-rtl.c (find_auto_inc): Likewise.
15190 * gcc.c (translate_options, process_command): Likewise.
15191 * reorg.c (dbr_schedule): Likewise.
15192 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15193 * xcoffout.c (xcoffout_declare_function): Likewise.
15195 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15197 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15198 ipa-pta working again.
15200 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15202 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15205 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15207 * config.gcc (powerpc*-*-*): Add new core e500mc.
15208 * config/rs6000/e500mc.md: New file.
15209 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15211 (rs6000_override_options): Add e500mc case to
15212 processor_target_table. Altivec and Spe options not allowed
15213 with e500mc. Add isel instruction to e500mc by
15214 default. Initialize rs6000_cost for e500mc.
15215 (rs6000_issue_rate): Set issue rate for e500mc.
15216 * config/rs6000/rs6000.h (processor_type): Add
15217 PROCESSOR_PPCE500MC.
15218 (ASM_CPU_SPEC): Add e500mc.
15219 Set TARGET_ISEL to rs6000_isel.
15220 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15221 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15222 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15224 * doc/invoke.texi: Add e500mc to list of cpus.
15226 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15229 * c-lex.c (lex_charconst): Initialize unsignedp.
15231 2008-06-27 Olivier Hainque <hainque@adacore.com>
15233 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15234 documented assumptions.
15236 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15238 * dwarf2out.c: Remove trailing white spaces. Break long line
15241 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15243 * libfuncs.h (LTI_synchronize): New libfunc_index.
15244 (synchronize_libfunc): Declare.
15245 * builtins.c (expand_builtin_synchronize): Consider using
15246 synchronize_libfunc before falling back on an asm blockage.
15247 * config/mips/mips.c: Include libfuncs.h
15248 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15250 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15252 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15253 parameter. Copy stack_reg to r11 where appropriate.
15254 (no_global_regs_above): Add gpr parameter.
15255 (rs6000_stack_info): Only add padding for SPE save area if we
15256 are saving SPE GPRs and CR.
15257 (saveres_routine_syms): New variable.
15258 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15260 (rs6000_savres_routine_sym): New function.
15261 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15263 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15264 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15265 Tweak FPR out-of-line saving.
15266 (rs6000_make_savres_rtx): New function.
15267 (rs6000_use_multiple_p): New function.
15268 (rs6000_savres_strategy): New function.
15269 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15270 out-of-line if appropriate.
15271 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15272 if we are optimizing for size.
15273 (GP_SAVE_INLINE): Define.
15274 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15275 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15276 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15277 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15278 (*save_fpregs_<mode>): Add use of r11.
15279 (*restore_gpregs_<mode>): New insn.
15280 (*return_and_restore_gpregs_<mode>): New insn.
15281 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15283 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15284 (*restore_gpregs_spe): New insn.
15285 (*return_and_restore_gpregs_spe): New insn.
15286 * config/rs6000/predicates.md (save_world_operation): Fix check.
15288 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15290 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15291 this point, so assert that.
15293 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15295 * cfganal.c: Include vec.h and vecprim.h.
15296 (compute_idf): Import from...
15297 * tree-into-ssa (compute_idf): ...here.
15298 * basic-block.h (compute_idf): Export.
15300 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15302 * c-decl.c (merge_decls): Use !current_function_decl to check for
15303 extern declaration of C99 inline function being at file scope.
15305 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15307 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15309 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15311 * alias.c (record_alias_subset, init_alias_analysis): Fix
15312 -Wc++-compat and/or -Wcast-qual warnings.
15313 * attribs.c (lookup_attribute_spec): Likewise.
15314 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15315 copy_bb, connect_traces,
15316 find_rarely_executed_basic_blocks_and_cr): Likewise.
15317 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15318 note_btr_set, migrate_btr_defs): Likewise.
15319 * builtins.c (result_vector, expand_builtin_memcpy,
15320 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15321 builtin_memset_read_str, expand_builtin_printf,
15322 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15324 * caller-save.c (mark_set_regs): Likewise.
15325 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15326 * cgraph.c (cgraph_edge): Likewise.
15327 * combine.c (likely_spilled_retval_1): Likewise.
15328 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15329 htab_counts_entry_del, get_coverage_counts): Likewise.
15330 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15331 new_cselib_val): Likewise.
15332 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15333 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15335 * df-core.c (df_compact_blocks): Likewise.
15336 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15337 * df-scan.c (df_grow_reg_info, df_ref_create,
15338 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15339 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15340 df_record_entry_block_defs, df_record_exit_block_uses,
15341 df_bb_verify): Likewise.
15342 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15343 DF_REF_EXTRACT_MODE_CONST): New.
15344 * dominance.c (get_immediate_dominator, get_dominated_by,
15345 nearest_common_dominator, root_of_dom_tree,
15346 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15347 -Wc++-compat and/or -Wcast-qual warnings.
15348 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15349 record_store, replace_read, check_mem_read_rtx, scan_insn,
15350 dse_step1, dse_record_singleton_alias_set): Likewise.
15351 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15353 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15355 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15356 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15357 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15358 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15359 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15360 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15361 file_name_acquire, output_file_names, add_const_value_attribute,
15362 premark_used_types_helper, file_table_eq, file_table_hash,
15363 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15364 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15365 -Wcast-qual warnings.
15366 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15367 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15368 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15369 gen_reg_rtx, start_sequence, init_emit): Likewise.
15370 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15371 * except.c (init_eh_for_function, gen_eh_region,
15372 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15373 arh_to_landing_pad, arh_to_label, add_action_record,
15374 add_call_site, switch_to_exception_section): Likewise.
15375 * expmed.c (synth_mult): Likewise.
15376 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15377 store_expr): Likewise.
15378 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15380 * function.c (assign_stack_temp_for_type,
15381 allocate_struct_function, match_asm_constraints_1): Likewise.
15382 * gcov-io.c (gcov_allocate): Likewise.
15383 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15384 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15385 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15386 record_one_set, insert_expr_in_table, insert_set_in_table,
15387 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15388 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15389 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15390 -Wcast-qual warnings.
15392 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15394 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15395 -Wcast-qual warnings.
15396 * gcc.c (process_command): Likewise.
15397 * genattrtab.c (oballoc): Use XOBNEW.
15398 (oballocvec): Define.
15399 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15400 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15401 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15402 -Wc++-compat and/or -Wcast-qual warnings.
15403 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15404 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15405 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15406 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15407 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15408 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15409 add_excls, process_presence_absence_names,
15410 process_presence_absence_patterns, add_presence_absence,
15411 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15412 get_free_state, add_arc, get_free_automata_list_el,
15413 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15414 transform_3, cache_presence, create_ainsns, create_automata,
15415 create_state_ainsn_table, dfa_insn_code_enlarge,
15416 output_trans_func, output_min_issue_delay_func,
15417 output_dead_lock_func, output_reset_func,
15418 output_get_cpu_unit_code_func, output_dfa_start_func,
15419 expand_automata): Likewise.
15420 * genextract.c (gen_insn): Likewise.
15421 * gengtype-lex.l: Likewise.
15422 * gengtype.c (read_input_list, adjust_field_type,
15423 process_gc_options): Likewise.
15424 * genoutput.c (note_constraint): Likewise.
15425 * genpreds.c (mangle, add_constraint): Likewise.
15426 * genrecog.c (process_define_predicate, new_decision,
15427 add_to_sequence): Likewise.
15428 * gensupport.c (record_insn_name): Likewise.
15430 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15432 * config/i386/driver-i386.c (detect_caches_amd,
15433 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15434 and/or -Wcast-qual warnings.
15435 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15436 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15437 gt_pch_save): Likewise.
15438 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15439 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15440 * global.c (compute_regsets): Likewise.
15441 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15442 finish_graph_dump_file): Likewise.
15443 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15444 unlink_bb_notes): Likewise.
15445 * integrate.c (get_hard_reg_initial_val): Likewise.
15446 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15447 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15448 * local-alloc.c (update_equiv_regs): Likewise.
15449 * loop-invariant.c (check_invariant_table_size,
15450 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15452 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15453 altered_reg_used, mark_altered): Likewise.
15454 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15455 insert_var_expansion_initialization,
15456 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15457 release_var_copies): Likewise.
15458 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15459 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15460 analyze_accesses_for_phi_node, check_var_notmodified_p,
15461 check_allocation_function, find_sites_in_func,
15462 record_all_accesses_in_func, transform_access_sites,
15463 transform_allocation_sites): Likewise.
15464 * omp-low.c (new_omp_region, create_omp_child_function_name,
15465 check_omp_nesting_restrictions, check_combined_parallel,
15466 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15467 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15468 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15469 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15471 * opts-common.c (prune_options): Likewise.
15472 * opts.c (add_input_filename, print_filtered_help,
15473 get_option_state): Likewise.
15474 * params.c (add_params): Likewise.
15475 * passes.c (set_pass_for_id, next_pass_1,
15476 do_per_function_toporder, pass_fini_dump_file): Likewise.
15477 * postreload.c (reload_cse_simplify_operands): Likewise.
15478 * predict.c (tree_predicted_by_p, tree_predict_edge,
15479 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15481 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15483 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15485 * recog.c (check_asm_operands, validate_change_1): Likewise.
15486 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15487 subst_asm_stack_regs): Likewise.
15488 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15489 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15490 * regmove.c (reg_is_remote_constant_p): Likewise.
15491 * regrename.c (regrename_optimize, scan_rtx_reg,
15492 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15494 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15495 regstat_compute_calls_crossed): Likewise.
15496 * reload1.c (init_reload, new_insn_chain,
15497 has_nonexceptional_receiver, reload, copy_reloads,
15498 calculate_needs_all_insns, init_elim_table): Likewise.
15499 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15500 * rtl.c (shallow_copy_rtx_stat): Likewise.
15501 * rtlanal.c (parms_set): Likewise.
15502 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15503 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15504 * sched-ebb.c (earliest_block_with_similiar_load,
15505 add_deps_for_risky_insns): Likewise.
15506 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15507 schedule_region): Likewise.
15508 * see.c (eq_descriptor_pre_extension,
15509 hash_descriptor_pre_extension, hash_del_pre_extension,
15510 eq_descriptor_properties, hash_descriptor_properties,
15511 hash_del_properties, see_seek_pre_extension_expr,
15512 see_initialize_data_structures, see_print_register_properties,
15513 see_print_pre_extension_expr, see_delete_merged_def_extension,
15514 see_delete_unmerged_def_extension, see_emit_use_extension,
15515 see_pre_delete_extension, see_map_extension, see_commit_changes,
15516 see_analyze_merged_def_local_prop,
15517 see_analyze_merged_def_local_prop,
15518 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15519 see_set_prop_merged_def, see_set_prop_unmerged_def,
15520 see_set_prop_unmerged_use, see_print_one_extension,
15521 see_merge_one_use_extension, see_merge_one_def_extension,
15522 see_store_reference_and_extension, see_update_uses_relevancy,
15523 see_update_defs_relevancy): Likewise.
15524 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15525 hash_statistics_free, curr_statistics_hash): Likewise.
15526 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15527 expand_asm_operands, expand_return, case_bit_test_cmp,
15528 expand_case): Likewise.
15529 * stor-layout.c (start_record_layout): Likewise.
15530 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15531 gt_pch_save_stringpool): Likewise.
15532 * tree-data-ref.c (hash_stmt_vertex_info,
15533 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15534 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15536 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15539 * config/i386/i386.md : Change constraints of HImode and QImode
15540 immediate operands from "i" to "n". Change SImode "ni" constraint to
15541 "i" and SImode "rmi" constraint to "g". Remove all constraints
15542 from const0_operand and const1_operand predicated operands.
15543 (i): Change QImode and HImode attribute from "i" to "n".
15544 (*subqi_2): Change HImode operands to QImode.
15547 2008-06-25 Olivier Hainque <hainque@adacore.com>
15549 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15552 2008-06-25 Richard Guenther <rguenther@suse.de>
15554 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15555 not overflow the result type.
15557 2008-06-25 Richard Guenther <rguenther@suse.de>
15559 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15560 (vn_lookup): Likewise.
15562 2008-06-25 Richard Guenther <rguenther@suse.de>
15564 PR tree-optimization/35518
15565 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15566 * tree-sra.c (instantiate_element): Use fold_build3 to build
15568 (try_instantiate_multiple_fields): Likewise.
15570 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15572 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15575 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15577 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15578 use_backchain_to_restore_sp to true
15579 if the offset of the link register save area would go over the 32k - 1
15580 offset limit of the load
15583 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15585 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15586 anchor for the type-punning blurb. Cross-reference "Structures
15587 unions enumerations and bit-fields implementation". Provide a
15588 cast-through-pointer example. Make final sentence self-contained.
15589 * doc/implement-c.texi (Structures unions enumerations and
15590 bit-fields implementation): Cross-reference the type-punning blurb
15591 in the -fstrict-aliasing documentation.
15593 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15595 PR middle-end/36594
15596 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15597 the memory instead of the memory itself for the save area.
15599 2008-06-24 Olivier Hainque <hainque@adacore.com>
15600 Nicolas Roche <roche@adacore.com>
15602 * gengtype.c (srcdir_len): size_t instead of int.
15603 (get_file_realbasename): New function. For F a filename, the real
15604 basename of F, with all the path components stripped.
15605 (get_file_srcdir_relative_path): New function. For F a filename, the
15606 relative path to F from $(srcdir).
15607 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15608 get_file_realbasename. Adjust the head comment.
15609 (get_prefix_langdir_index): New function. For F a filename, return the
15610 lang_dir_names[] relative index of the language directory that is
15612 (get_file_langdir): For F a filename, return the name of the language
15613 directory where F is located.
15614 (get_file_gtfilename): New function. The gt- output file name for an
15616 (get_output_file_with_visibility): Replace in-line computations with
15617 uses of get_file_gtfilename and get_prefix_langdir_index.
15618 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15620 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15622 PR tree-optimization/36504
15623 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15624 references without base address.
15626 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15628 PR middle-end/36584
15629 * calls.c (expand_call): Increase alignment for recursive functions.
15631 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15633 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15634 (TARGET_FUNCTION_VALUE): New define.
15635 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15636 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15638 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15640 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15641 (fmod<mode>3): Ditto.
15642 (remainderxf3): Ditto.
15643 (remainder<mode>3): Ditto.
15645 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15648 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15649 REG is a hard register.
15651 PR tree-optimization/36508
15652 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15653 499, don't check it at all in release compilers.
15655 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15657 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15658 together with SSE_TARGET_MATH to disable insn pattern.
15659 (*fop_<MODEF:mode>_2_i387): Ditto.
15660 (*fop_<MODEF:mode>_3_i387): Ditto.
15662 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15664 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15666 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15668 PR middle-end/34906
15669 * gimplify.c (gimplify_asm_expr): Check the return code of
15670 parse_output_constraint call, set function return and is_inout
15671 value if it failed.
15673 2008-06-22 Ian Lance Taylor <iant@google.com>
15675 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15676 (narrowest_signed_type): Likewise.
15677 * c-typeck.c (c_common_type): Change local variable mclass to enum
15679 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15680 tcc_comparison, not the tree code itself.
15681 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15682 (c_expand_expr): Cast modifier to enum expand_modifier.
15683 * c-common.h (C_RID_CODE): Add casts.
15684 (C_SET_RID_CODE): Define.
15685 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15686 (c_lex_one_token): Add cast to avoid warning.
15687 (c_parser_objc_type_name): Rename local typename to type_name.
15688 (check_no_duplicate_clause): Change code parameter to enum
15690 (c_parser_omp_var_list_parens): Change kind parameter to enum
15692 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15693 c_parser_omp_list_var_parens.
15694 (c_parser_omp_threadprivate): Likewise.
15695 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15696 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15697 * c-format.c (NO_FMT): Define.
15698 (printf_length_specs): Use NO_FMT.
15699 (asm_fprintf_length_specs): Likewise.
15700 (gcc_diag_length_specs): Likewise.
15701 (scanf_length_specs): Likewise.
15702 (strfmon_length_specs): Likewise.
15703 (gcc_gfc_length_specs): Likewise.
15704 (printf_flag_specs): Change 0 to STD_C89.
15705 (asm_fprintf_flag_specs): Likewise.
15706 (gcc_diag_flag_specs): Likewise.
15707 (gcc_cxxdiag_flag_specs): Likewise.
15708 (scanf_flag_specs): Likewise.
15709 (strftime_flag_specs): Likewise.
15710 (strfmon_flag_specs): Likewise.
15711 (print_char_table): Likewise.
15712 (asm_fprintf_char_table): Likewise.
15713 (gcc_diag_char_table): Likewise.
15714 (gcc_tdiag_char_table): Likewise.
15715 (gcc_cdiag_char_table): Likewise.
15716 (gcc_cxxdiag_char_table): Likewise.
15717 (gcc_gfc_char_table): Likewise.
15718 (scan_char_table): Likewise.
15719 (time_char_table): Likewis.
15720 (monetary_char_table): Likewise.
15721 * c-format.h (BADLEN): Likewise.
15723 2008-06-21 Ian Lance Taylor <iant@google.com>
15725 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15726 Define END_OF_BASE_TREE_CODES around inclusion.
15727 * tree.c (tree_code_type): New global array.
15728 (tree_code_length, tree_code_name): Likewise.
15729 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15730 $(lang_tree_files).
15731 (all-tree.def, s-alltree): New targets.
15732 (gencheck.h, s-gencheck): Remove.
15733 (tree.o): Depend upon all-tree.def.
15734 (build/gencheck.o): Remove gencheck.h dependency.
15735 (mostlyclean): Don't remove gencheck.h.
15736 * c-common.h (enum c_tree_code): Remove.
15737 * c-lang.c (tree_code_type): Remove.
15738 (tree_code_length, tree_code_name): Remove.
15739 * gencheck.c (tree_codes): Include all-tree.def, rather than
15740 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15742 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15744 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15745 (operator_name_info): Size to MAX_TREE_CODES.
15746 (assignment_operator_name_info): Likewise.
15747 * cp/cp-lang.c (tree_code_type): Remove.
15748 (tree_code_length, tree_code_name): Remove.
15749 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15750 (assignment_operator_name_info): Likewise.
15751 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15753 * cp/mangle.c (write_expression): Likewise.
15754 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15755 * fortran/f95-lang.c (tree_code_type): Remove.
15756 (tree_code_length, tree_code_name): Remove.
15757 * java/java-tree.h (enum java_tree_code): Remove.
15758 * java/lang.c (tree_code_type): Remove.
15759 (tree_code_length, tree_code_name): Remove.
15760 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15761 * objc/objc-act.h (enum objc_tree_code): Remove.
15762 * objc/objc-lang.c (tree_code_type): Remove.
15763 (tree_code_length, tree_code_name): Remove.
15764 * objcp/objcp-lang.c (tree_code_type): Remove.
15765 (tree_code_length, tree_code_name): Remove.
15766 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15767 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15768 * ada/misc.c (tree_code_type): Remove.
15769 (tree_code_length, tree_code_name): Remove.
15771 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15773 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15774 the grand_bitmap_obstack.
15776 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15778 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15779 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15780 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15781 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15782 move_stmt_r, new_label_mapper): Likewise.
15783 * tree-complex.c (cvc_lookup): Likewise.
15784 * tree-dfa.c (create_function_ann): Likewise.
15785 * tree-dump.c (dump_register): Likewise.
15786 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15787 find_phi_replacement_condition): Likewise.
15788 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15789 tree_function_versioning): Likewise.
15790 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15791 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15792 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15793 get_nonlocal_debug_decl, convert_nonlocal_reference,
15794 convert_nonlocal_omp_clauses, get_local_debug_decl,
15795 convert_local_reference, convert_local_omp_clauses,
15796 convert_nl_goto_reference, convert_nl_goto_receiver,
15797 convert_tramp_reference, convert_call_expr): Likewise.
15798 * tree-outof-ssa.c (contains_tree_r): Likewise.
15799 * tree-parloops.c (reduction_phi, initialize_reductions,
15800 eliminate_local_variables_1, add_field_for_reduction,
15801 add_field_for_name, create_phi_for_local_result,
15802 create_call_for_reduction_1, create_loads_for_reductions,
15803 create_stores_for_reduction, create_loads_and_stores_for_name):
15805 * tree-phinodes.c (allocate_phi_node): Likewise.
15806 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15807 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15808 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15809 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15810 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15811 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15812 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15813 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15814 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15815 vn_nary_op_insert): Likewise.
15816 * tree-ssa.c (redirect_edge_var_map_add,
15817 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15818 * tree-vectorizer.c (vectorize_loops): Likewise.
15819 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15820 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15821 tree_cons_stat, build1_stat, build_variant_type_copy,
15822 decl_init_priority_lookup, decl_fini_priority_lookup,
15823 decl_priority_info, decl_restrict_base_lookup,
15824 decl_restrict_base_insert, decl_debug_expr_lookup,
15825 decl_debug_expr_insert, decl_value_expr_lookup,
15826 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15827 type_hash_add, get_file_function_name, tree_check_failed,
15828 tree_not_check_failed, tree_range_check_failed,
15829 omp_clause_range_check_failed, build_omp_clause,
15830 build_vl_exp_stat): Likewise.
15831 * value-prof.c (gimple_histogram_value,
15832 gimple_duplicate_stmt_histograms): Likewise.
15833 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15834 unshare_variable, variable_union_info_cmp_pos, variable_union,
15835 dataflow_set_different_1, dataflow_set_different_2,
15836 vt_find_locations, variable_was_changed, set_variable_part,
15837 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15838 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15839 section_entry_hash, object_block_entry_eq,
15840 object_block_entry_hash, create_block_symbol,
15841 initialize_cold_section_name, default_function_rodata_section,
15842 strip_reg_name, set_user_assembler_name, const_desc_eq,
15843 build_constant_desc, output_constant_def, lookup_constant_def,
15844 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15845 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15846 default_internal_label): Likewise.
15847 * varray.c (varray_init, varray_grow): Likewise.
15848 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15850 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15852 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15853 operators for "test" insn. Macroize insn using SWI mode macro.
15854 (*jcc_fused_2): Ditto.
15855 (*jcc_fused_3): Macroize insn using SWI mode macro.
15856 (*jcc_fused_4): Ditto.
15858 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15860 * tree-ssa-pre.c: Fix typo in comment.
15861 (init_antic, fini_antic): Add explicit funtions for
15862 initializing and deinitializing ANTIC and AVAIL sets.
15863 (create_expression_by_pieces): Fix typo in comment.
15864 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15865 (execute_pre): Eventually dump details about ANTIC_IN.
15867 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15869 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15870 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15871 add_to_obstack, file_at_path, find_a_file, execute,
15872 add_preprocessor_option, add_assembler_option, add_linker_option,
15873 process_command, insert_wrapper, do_option_spec, do_self_spec,
15874 spec_path, do_spec_1, is_directory, main, used_arg,
15875 getenv_spec_function): Likewise.
15876 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15877 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15880 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15882 * doc/rtl.texi: Updated subreg section.
15884 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15887 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15888 node->needed and node->reachable.
15889 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15890 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15891 (expand_task_call): Don't call expand_task_copyfn.
15892 (expand_task_copyfn): Renamed to...
15893 (finalize_task_copyfn): ... this.
15895 2008-06-19 Jan Hubicka <jh@suse.cz>
15897 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15898 clobbering framepointer.
15900 2008-06-19 Jan Hubicka <jh@suse.cz>
15902 * tree-optimize.c (execute_early_local_optimizations): Set
15903 cgraph_state only at first invocation.
15905 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15907 * system.h (-Wc++-compat): Activate as a warning, no an error.
15909 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15911 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15912 instead of "#" in insn asm template.
15913 (*jcc_fused_2): Ditto.
15915 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15917 * config/i386/i386.h (ix86_tune_indices)
15918 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15919 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15920 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15921 (*jcc_fused_2): Ditto.
15922 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15923 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15924 (print operand): Handle 'E' and 'e' code.
15926 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15928 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15929 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15930 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15932 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15934 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15936 (cgraph_expand_function): Use local copy of decl.
15937 (cgraph_expand_all_functions): Remove redundant initialization of
15939 (cgraph_optimize): Reword internal_error message.
15941 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15943 * arm-protos.h (arm_return_in_memory): Remove public
15944 arm_return_in_memory() prototype.
15945 * arm.c (arm_return_in_memory): Add static prototype, add target
15946 hook macro, change definition and comments.
15947 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15949 2008-06-19 Ben Elliston <bje@au.ibm.com>
15951 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15952 real.c: Remove references to IEEE 754R.
15953 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15954 * doc/libgcc.texi (Decimal float library routines): Likewise.
15956 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15958 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15959 (default_unwind_word_mode): Add prototype.
15960 * targhooks.c (default_unwind_word_mode): New function.
15961 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15962 instead of word_mode.
15963 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15964 (TARGET_INITIALIZER): Use it.
15966 * c-common.c (handle_mode_attribute): Support "unwind_word"
15968 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15970 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15971 word_mode to access SjLj_Function_Context member "data".
15972 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15973 conversion from targetm.eh_return_filter_mode () to
15974 targetm.unwind_word_mode () if they differ.
15976 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15977 (BT_FN_UNWINDWORD_PTR): New function type.
15978 (BT_FN_WORD_PTR): Remove.
15979 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15980 * except.c (expand_builtin_extend_pointer): Convert pointer to
15981 targetm.unwind_word_mode () instead of word_mode.
15983 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15984 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15985 (spu_unwind_word_mode): New function.
15986 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15987 (TARGET_UNWIND_WORD_MODE): Define.
15988 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15990 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15992 * config/spu/spu.c (reg_align): Remove.
15993 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15994 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15995 (spu_split_store): Likewise.
15997 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15999 * gcc/tree-vn.c: Fix typo in comment.
16001 2008-06-18 Jan Hubicka <jh@suse.cz>
16003 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16004 toplevel reorder too.
16006 2008-06-18 Jan Hubicka <jh@suse.cz>
16008 * c-opts.c (c_common_post_options): PCH is not compatible with
16010 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16011 -fno-toplevel-reorder by default now.
16013 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16015 PR documentation/30739
16016 * doc/install.texi (Prerequisites): Document dependency on awk.
16018 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16019 Ian Lance Taylor <iant@google.com>
16021 PR rtl-optimization/35604
16022 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16023 only want to change jump destinations, not eventual label comparisons.
16025 2008-06-16 Jan Hubicka <jh@suse.cz>
16027 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16029 (cgraph_analyze_function): Likewise.
16031 2008-06-16 Jan Hubicka <jh@suse.cz>
16033 * cgraph.h (cgraph_mark_if_needed): New function.
16034 * cgraphunit.c (cgraph_mark_if_needed): New function.
16035 * c-decl.c (duplicate_decl): Use it.
16037 2008-06-16 Jan Hubicka <jh@suse.cz>
16039 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16042 2008-06-16 Jan Hubicka <jh@suse.cz>
16044 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16046 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16047 Kazu Hirata <kazu@codesourcery.com>
16048 Maxim Kuvyrkov <maxim@codesourcery.com
16050 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16051 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16052 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16053 EXTRA_SPEC_FUNCTIONS.
16054 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16055 (DRIVER_SELF_SPECS): Adjust.
16056 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16057 * config/mips/st.h, config/mips/t-st: New.
16058 * config/mips/driver-native.c, config/mips/x-native: New.
16059 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16062 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16064 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16066 (ISA_HAS_FP_CONDMOVE): New macro.
16067 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16068 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16069 (ISA_HAS_NMADD3_NMSUB3): New macro.
16070 * config/mips/mips.c (mips_rtx_costs): Update.
16071 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16072 compiling for ST Loongson 2E/2F.
16073 (madd<mode>): Rename to madd4<mode>. Update.
16074 (madd3<mode>): New pattern.
16075 (msub<mode>): Rename to msub4<mode>. Update.
16076 (msub3<mode>): New pattern.
16077 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16078 (nmadd3<mode>): New pattern.
16079 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16080 (nmadd3<mode>_fastmath): New pattern.
16081 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16082 (nmsub3<mode>): New pattern.
16083 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16084 (nmsub3<mode>_fastmath): New pattern.
16085 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16087 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16089 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16090 (DF_REF_INSN_INFO): New.
16091 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16092 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16093 with a NULL DF_REF_INSN_INFO.
16094 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16096 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16097 DF_INSN_INFO_EQ_USES): New.
16098 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16099 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16100 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16101 * df-core.c: Update comment for above changes.
16102 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16103 DF_INSN_UID_* macros.
16104 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16105 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16106 insn rtx. Update all callers.
16107 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16108 df_ref_create_structure, df_insn_refs_collect): Likewise.
16109 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16110 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16111 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16112 macros to access the insn refs.
16113 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16114 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16115 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16116 for accessing the refs.
16117 (try_fwprop_subst): Likewise.
16118 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16119 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16120 for accessing the refs.
16121 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16122 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16123 to look at the insn refs.
16124 (record_uses): Likewise.
16125 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16127 (mark_artificial_uses): Don't mark_insn for artificial refs.
16128 (mark_reg_rependencies): Likewise.
16130 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16132 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16134 * configure: Regenerate.
16136 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16138 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16139 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16140 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16142 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16144 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16145 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16146 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16148 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16150 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16151 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16152 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16154 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16156 * tree-ssa-sccvn.c: Fix format of comments.
16158 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16160 * cgraph.c: Remove unneeded forward declarations of eq_node()
16163 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16165 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16167 (see_update_relevancy): Likewise.
16168 * fwprop.c (try_fwprop_subst): Likewise.
16169 * rtlanal.c (noop_move_p): Likewise.
16170 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16171 notes to non-existing libcall blocks.
16172 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16174 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16175 (dead_libcall_p): Remove.
16176 (delete_trivially_dead_insns): Don't use it.
16177 * web.c (union_defs): Remove comment about keeping nops.
16178 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16179 (compute_hash_table_work): Don't track libcall notes.
16180 (do_local_cprop): Don't take libcall pointers. Don't update
16182 (adjust_libcall_notes): Deleted.
16183 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16184 ever have existed in the first place).
16185 (replace_store_insn): Don't try to remove libcall notes.
16186 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16187 (resolve_reg_notes): Don't call them.
16188 (resolve_simple_move): Likewise.
16189 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16190 Don't remove REG_RETVAL notes.
16191 * emit-rtl.c (try_split): Don't update libcall notes.
16192 (emit_copy_of_insn_after): Dito.
16193 * cselib.c (cselib_current_insn_in_libcall): Remove.
16194 (cselib_process_insn): Don't set/clear it.
16195 (new_elt_loc_list): Don't record it.
16196 (cselib_init): Don't initialize it.
16197 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16198 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16200 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16201 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16202 (init_deps): Don't initialize it.
16203 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16204 * combine.c (delete_noop_moves): Don't update libcall notes.
16205 (can_combine_p): Remove now pointless #if 0 block.
16206 (try_combine): Remove another obsolete #if 0 block.
16207 (distribute_notes): Don't distribute libcall notes.
16208 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16209 * dce.c (libcall_dead_p): Remove.
16210 (delete_unmarked_insns): Don't handle libcall blocks.
16211 (preserve_libcall_for_dce): Remove.
16212 (prescan_insns_for_dce): Don't special-case libcall block insns.
16213 * reload1 (reload): Don't handle libcall notes.
16214 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16217 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16219 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16220 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16221 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16223 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16225 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16226 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16227 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16229 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16231 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16233 2008-06-16 Ira Rosen <irar@il.ibm.com>
16235 PR tree-optimization/36493
16236 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16237 the arguments list. Use VECTYPE to create vector pointer.
16238 (vectorizable_store): Fail if accesses through a pointer to vectype
16239 do not alias the original memory reference operands.
16240 Call vect_create_data_ref_ptr without the removed argument.
16241 (vectorizable_load): Likewise.
16242 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16245 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16248 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16249 reg_equiv_constant.
16251 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16253 * config/mips/loongson2ef.md: New file.
16254 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16255 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16256 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16257 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16258 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16260 (loongson2ef.md): New include.
16261 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16262 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16263 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16264 (loongson_gt_<mode>, loongson_extract_halfword)
16265 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16266 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16267 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16268 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16269 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16270 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16271 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16272 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16273 (vec_interleave_low<mode>): Define type attribute.
16274 * config/mips/mips.c (mips_ls2): New static variable.
16275 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16276 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16277 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16278 Implement target scheduling hooks.
16279 (mips_multipass_dfa_lookahead): Update to handle tuning for
16281 (mips_sched_init): Initialize data for Loongson scheduling.
16282 (mips_ls2_variable_issue): New static function.
16283 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16285 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16286 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16287 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16288 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16289 Handle ST Loongson 2E/2F cores.
16290 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16292 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16294 * omp-low.c (extract_omp_for_data): Fix comment typo.
16297 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16299 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16300 FIXME note about gcc/config.guess.
16301 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16302 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16303 * doc/cppopts.texi: Likewise.
16304 * doc/extend.texi: Likewise.
16305 * doc/gcc.texi: Likewise.
16306 * doc/gccint.texi: Likewise.
16307 * doc/gcov.texi: Likewise.
16308 * doc/gty.texi: Likewise.
16309 * doc/hostconfig.texi: Likewise.
16310 * doc/install.texi: Likewise.
16311 * doc/invoke.texi: Likewise.
16312 * doc/loop.texi: Likewise.
16313 * doc/makefile.texi: Likewise.
16314 * doc/md.texi: Likewise.
16315 * doc/passes.texi: Likewise.
16316 * doc/tm.texi: Likewise.
16317 * doc/tree-ssa.texi: Likewise.
16318 * doc/trouble.texi: Likewise.
16320 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16321 Nathan Sidwell <nathan@codesourcery.com>
16322 Maxim Kuvyrkov <maxim@codesourcery.com>
16323 Richard Sandiford <rdsandiford@googlemail.com>
16325 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16326 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16327 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16329 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16330 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16331 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16333 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16334 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16335 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16336 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16337 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16338 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16339 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16340 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16341 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16342 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16343 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16344 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16345 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16346 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16347 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16348 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16349 (mips_builtins): Add Loongson builtins.
16350 (mips_loongson_2ef_bdesc): New.
16351 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16352 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16353 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16354 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16356 (mips_expand_vector_init): New.
16357 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16358 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16360 * config/mips/mips.md: Add unspec numbers for Loongson
16361 builtins. Include loongson.md.
16362 (MOVE64): Include Loongson vector modes.
16363 (SPLITF): Include Loongson vector modes.
16364 (HALFMODE): Handle Loongson vector modes.
16365 * config/mips/loongson.md: New.
16366 * config/mips/loongson.h: New.
16367 * config.gcc: Add loongson.h header for mips*-*-* targets.
16368 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16370 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16372 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16373 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16374 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16375 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16376 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16377 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16378 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16379 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16380 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16381 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16382 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16383 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16384 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16385 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16386 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16387 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16388 Remove use_fixproto=yes.
16389 (ia64*-*-hpux*): Remove comment about using fixproto.
16390 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16392 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16394 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16396 * configure: Regenerate.
16398 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16400 PR middle-end/36520
16401 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16402 before evaluating it.
16404 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16407 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16408 nested inline functions.
16409 (start_decl, start_function): Don't invert DECL_EXTERNAL
16410 for nested inline functions.
16412 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16414 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16415 splits that must be made for correctness.
16417 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16419 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16420 (AVAIL_NON_MIPS16): Likewise.
16421 (mips_builtin_description): Replace target_flags with a predicate.
16422 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16423 (dspr2_32): New availability predicates.
16424 (MIPS_BUILTIN): New macro.
16425 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16426 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16427 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16428 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16429 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16430 (mips_dsp_32only_bdesc): Merge into...
16431 (mips_builtins): ...this new array.
16432 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16433 (mips_init_builtins): Update after above changes.
16434 (mips_expand_builtin_1): Merge into...
16435 (mips_expand_builtin): ...here and update after above changes.
16437 2008-06-12 Paul Brook <paul@codesourcery.com>
16439 * longlong.h (__arm__): Define count_leading_zeros.
16440 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16441 (clzsi2, clzdi2): New functions.
16442 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16443 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16444 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16445 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16446 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16447 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16448 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16449 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16450 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16451 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16453 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16455 * config/m68k/m68k.c (m68k_tune_flags): New.
16456 (override_options): Compute m68k_tune_flags.
16457 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16458 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16460 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16462 PR middle-end/36506
16463 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16465 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16467 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16468 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16470 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16472 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16473 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16475 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16477 PR middle-end/36506
16478 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16481 2008-06-12 Richard Guenther <rguenther@suse.de>
16483 PR tree-optimization/36345
16484 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16485 add memory_tag_needed flag.
16486 (may_alias_p): Declare.
16487 * tree-ssa-alias.c (may_alias_p): Export.
16488 (set_initial_properties): Use memory_tag_needed flag.
16489 (update_reference_counts): Likewise.
16490 (reset_alias_info): Reset memory_tag_needed flag.
16491 (create_name_tags): Check memory_tag_needed flag.
16492 (dump_points_to_info_for): Dump it.
16493 * tree-ssa-structalias.c (struct variable_info): Remove
16494 directly_dereferenced flag.
16495 (new_var_info): Do not initialize it.
16496 (process_constraint_1): Do not set it.
16497 (update_alias_info): Set is_dereferenced flag.
16498 (set_uids_in_ptset): Use may_alias_p.
16499 (set_used_smts): Check memory_tag_needed flag.
16500 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16501 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16502 memory_tag_needed flag.
16503 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16504 from broken design.
16506 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16508 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16509 red zone for w64 abi.
16510 (ix86_expand_prologue): Likewise.
16511 (ix86_force_to_memory): Likewise.
16512 (ix86_free_from_memory): Likewise.
16514 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16517 * config/rs6000/rs6000.c (rs6000_override_options): Set
16518 rs6000_isel conditionally to the absence of comand line override.
16519 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16520 Remove duplicate rs6000_isel setting.
16521 * config/rs6000/eabispe.h: Ditto.
16523 2008-06-11 Richard Guenther <rguenther@suse.de>
16525 * alias.c (get_alias_set): Use the element alias-set for arrays.
16526 (record_component_aliases): For arrays and vectors do nothing.
16527 * c-common.c (strict_aliasing_warning): Handle the cases
16528 of alias set zero explicitly.
16529 * Makefile.in (dfp.o-warn): Add -Wno-error.
16531 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16533 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16535 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16536 tune_32 tune_64 to supported_defaults. Allow values not
16537 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16538 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16539 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16540 with_cpu_64 to generic for 64-bit-supporting configurations, not
16541 with_cpu. Remove FIXMEs.
16542 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16543 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16544 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16545 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16546 arch_32 and arch_64.
16548 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16549 Olivier Hainque <hainque@adacore.com>
16551 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16552 Use DECL_SIZE_UNIT to retrieve the size of the field.
16554 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16556 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16557 with function calls after declarations. Lay out
16558 neon_float_type_node before further use.
16560 2008-06-11 Richard Guenther <rguenther@suse.de>
16562 * tree-flow.h (may_point_to_global_var): Declare.
16563 * tree-ssa-alias.c (may_point_to_global_var): New function.
16564 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16566 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16568 * configure.ac: Teach that fido supports .debug_line.
16569 * configure: Regenerate.
16571 2008-06-10 Tom Tromey <tromey@redhat.com>
16573 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16576 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16578 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16579 (encode_decimal64, decode_decimal64, encode_decimal128,
16580 decode_decimal128): Reverse order of 32-bit parts of value if host
16581 and target endianness differ.
16583 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16585 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16586 Avoid division by 0.
16587 (tree_mod_pow2_value_transform): Likewise.
16588 (tree_ic_transform): Likewise.
16589 (tree_stringops_transform): Likewise.
16590 (tree_mod_subtract_transform): Likewise.
16591 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16592 (copy_edges_for_bb): Likewise.
16593 (initialize_cfun): Likewise.
16595 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16597 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16598 nonmemory_operand. Add "N" operand constraint.
16600 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16601 (*jcc_btsi_mask): Ditto.
16602 (*jcc_btsi_mask_1): Ditto.
16604 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16606 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16607 TYPE_CANONICAL for copied element type.
16609 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16612 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16613 Add m_CORE2 and m_GENERIC.
16614 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16615 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16617 (*jcc_btdi_rex64): New instruction and split pattern.
16618 (*jcc_btsi): Ditto.
16619 (*jcc_btsi_1): Ditto.
16620 (*btsq): Fix Intel asm dialect operand order.
16624 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16626 PR middle-end/36447
16627 * simplify-rtx.c (simplify_subreg): Add check for shift count
16630 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16632 * doc/md.texi: Synchronize with later constraints.md change.
16633 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16634 with a C implementation.
16635 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16637 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16638 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16639 when moving to and from MD_REGNUM.
16640 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16641 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16642 Handle byte and halfword moves.
16643 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16645 * config/mips/constraints.md (h): Turn into NO_REGS.
16646 (l, x): Update documentation.
16647 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16648 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16649 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16650 (HILO): New mode iterator.
16652 (any_div): New code iterator.
16653 (u): Extend code attribute to div and udiv.
16654 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16655 d_operand in the splitters. Remove redundant CONST_INT checks.
16656 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16657 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16658 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16659 accordingly, using normal moves instead of unspecs to move LO into
16660 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16661 (<u>mulsidi3): Handle expansion in C code.
16662 (<u>mulsidi3_32bit_internal): Rename to...
16663 (<u>mulsidi3_32bit): ...this.
16664 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16665 (*<u>mulsidi3_64bit): Rename to...
16666 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16667 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16668 to set LO and HI to the multiplication result. Use a normal move
16669 for MFLO and an unspec for MFHI.
16670 (*<u>mulsidi3_64bit_parts): Replace with...
16671 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16672 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16673 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16674 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16675 instead of HI. Split the instruction into a separate multiplication
16676 and MFHI if !TARGET_FIX_R4000.
16677 (<su>muldi3_highpart): Likewise.
16678 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16679 and the "=h" clobber.
16680 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16681 (<u>mulditi3): New expander.
16682 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16683 (madsi): Remove "=h" clobber.
16684 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16685 Force the modulus result to be a GPR and split the instruction into
16686 a division followed by an MFHI after reload.
16687 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16688 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16689 the MIPS16 HIGH define_split.
16690 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16691 of acc<->gpr moves to "multi".
16692 (*movdi_64bit): Replace the single "x" alternative with
16693 alternatives for moving into and out of "a".
16694 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16695 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16696 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16697 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16698 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16699 (movti): New expander.
16700 (*movti, *movti_mips16): New insns.
16701 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16702 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16703 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16704 * config/mips/predicates.md (fpr_operand): Delete.
16705 (d_operand): New predicate.
16707 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16709 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16710 failure on some Bourne shells.
16711 (x86_64-*-*): Ditto.
16713 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16715 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16717 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16719 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16720 (sparc-sun-solaris2*): Likewise.
16722 2008-06-09 Arnaud Charlet <charlet@adacore.com
16724 * doc/install.texi: Update requirements to build the Ada compiler.
16726 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16728 * df-scan.c (struct df_scan_problem_data): Remove the
16729 mw_link_pool alloc pool.
16730 (df_scan_free_internal): Don't free it.
16731 (df_scan_alloc): Don't allocate it.
16732 * df.h (struct df_link): Update comment.
16734 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16736 * except.h: Correct checks for when SJLJ exceptions must be used.
16738 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16740 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16743 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16745 PR tree-optimization/36218
16746 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16747 configure for the build system.
16748 (BUILD_LDFLAGS): Define.
16749 * configure: Regenerate.
16750 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16752 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16755 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16756 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16757 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16759 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16761 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16763 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16765 * config.gcc (Obsolete configurations): Remove list of
16767 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16768 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16769 targets matched by those patterns.
16770 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16771 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16772 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16773 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16774 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16775 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16776 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16777 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16778 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16779 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16780 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16781 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16782 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16783 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16784 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16785 Make code for Solaris 7 and greater unconditional for Solaris.
16786 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16787 Remove --with-* handling.
16788 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16789 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16790 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16791 LINK_OS_WINDISS_SPEC): Remove.
16792 * config/rs6000/sysv4.opt (mwindiss): Remove.
16793 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16794 * configure: Regenerate.
16795 * doc/cpp.texi: Don't mention BeOS.
16796 * doc/extend.texi (interrupt): Don't mention MS1.
16797 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16798 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16799 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16800 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16801 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16803 * doc/invoke.texi (MT Options): Remove.
16804 (-mwindiss): Remove.
16805 (CRIS Options): Remove cris-axis-aout references.
16806 (HPPA Options): Don't mention hppa1.1-*-pro.
16807 * doc/md.texi: (MorphoTech family): Remove.
16808 * libgcc2.c: Don't handle UWIN.
16809 * config/alpha/t-unicosmk: Remove.
16810 * config/alpha/unicosmk.h: Remove.
16811 * config/arm/kaos-arm.h: Remove.
16812 * config/arm/kaos-strongarm.h: Remove.
16813 * config/arm/strongarm-coff.h: Remove.
16814 * config/arm/strongarm-elf.h: Remove.
16815 * config/arm/strongarm-pe.h: Remove.
16816 * config/arm/t-strongarm-pe: Remove.
16817 * config/arm/t-xscale-coff: Remove.
16818 * config/arm/t-xscale-elf: Remove.
16819 * config/arm/xscale-coff.h: Remove.
16820 * config/arm/xscale-elf.h: Remove.
16821 * config/chorus.h: Remove.
16822 * config/cris/aout.h: Remove.
16823 * config/cris/aout.opt: Remove.
16824 * config/cris/t-aout: Remove.
16825 * config/i386/beos-elf.h: Remove.
16826 * config/i386/kaos-i386.h: Remove.
16827 * config/i386/ptx4-i.h: Remove.
16828 * config/i386/sco5.h: Remove.
16829 * config/i386/sco5.opt: Remove.
16830 * config/i386/sysv4-cpp.h: Remove.
16831 * config/i386/sysv5.h: Remove.
16832 * config/i386/t-beos: Remove.
16833 * config/i386/t-sco5: Remove.
16834 * config/i386/t-uwin: Remove.
16835 * config/i386/uwin.asm: Remove.
16836 * config/i386/uwin.h: Remove.
16837 * config/kaos.h: Remove.
16838 * config/mips/windiss.h: Remove.
16839 * config/mt: Remove directory.
16840 * config/pa/pa-osf.h: Remove.
16841 * config/pa/pa-pro-end.h: Remove.
16842 * config/pa/t-pro: Remove.
16843 * config/ptx4.h: Remove.
16844 * config/rs6000/beos.h: Remove.
16845 * config/rs6000/kaos-ppc.h: Remove.
16846 * config/rs6000/t-beos: Remove.
16847 * config/rs6000/windiss.h: Remove.
16848 * config/sh/kaos-sh.h: Remove.
16849 * config/sol2-6.h: Remove.
16850 * config/sparc/sol26-sld.h: Remove.
16851 * config/sparc/sysv4-only.h: Remove.
16852 * config/vax/bsd.h: Remove.
16853 * config/vax/t-memfuncs: Remove.
16854 * config/vax/ultrix.h: Remove.
16855 * config/vax/vaxv.h: Remove.
16856 * config/windiss.h: Remove.
16858 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16860 PR rtl-optimization/36438
16861 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16862 for vector shifts with constant scalar shift operands.
16864 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16866 * doc/invoke.texi: Document -march=xlr.
16867 * config/mips/xlr.md: New file.
16868 * config/mips/mips.md: Include it.
16870 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16871 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16872 (mips_rtx_cost_data): Likewise.
16874 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16876 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16877 PRE_INC and PRE_DEC cases.
16879 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16881 PR rtl-optimization/36419
16882 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16883 the emitting jump insn.
16886 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16887 is not bool, boolify the whole *expr_p and convert to the desired type.
16889 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16891 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16892 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16893 Add omp_private_outer_ref hook, add another argument to
16894 omp_clause_default_ctor hook.
16895 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16896 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16897 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16898 hook_tree_tree_tree_tree_null.
16899 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16900 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16901 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16902 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16903 * tree.def (OMP_TASK): New tree code.
16904 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16905 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16906 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16907 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16908 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16909 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16910 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16911 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16912 (OMP_DIRECTIVE_P): Add OMP_TASK.
16913 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16914 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16915 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16916 and OMP_CLAUSE_UNTIED entries.
16917 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16919 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16920 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16921 * tree-pretty-print.c (dump_omp_clause): Handle
16922 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16923 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16924 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16925 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16926 warning about unsigned iterators. Change decl/init/cond/incr
16927 arguments to TREE_VECs, check arguments for all collapsed loops.
16928 (c_finish_omp_taskwait): New function.
16929 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16931 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16932 default_function_array_conversion on init. Add par_clauses argument.
16933 If decl is present in parallel's lastprivate clause, change it to
16934 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16935 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16936 collapse count in clauses.
16937 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16938 c_parser_omp_for_loop callers.
16939 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16940 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16941 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16942 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16944 (c_parser_omp_clause_schedule): Handle schedule(auto).
16945 Include correct location in the error message.
16946 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16947 and PRAGMA_OMP_CLAUSE_UNTIED.
16948 (OMP_TASK_CLAUSE_MASK): Define.
16949 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16950 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16951 * tree-nested.c (convert_nonlocal_omp_clauses,
16952 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16953 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16954 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16955 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16957 (conver_nonlocal_reference, convert_local_reference,
16958 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16959 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16960 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16961 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16962 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16963 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16964 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16965 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16966 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16968 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16969 * c-common.h (c_finish_omp_taskwait): New prototype.
16970 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16971 * tree-parloops.c (create_parallel_loop): Create 1 entry
16972 vectors for OMP_FOR_{INIT,COND,INCR}.
16973 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16974 (make_edges): Handle OMP_TASK.
16975 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16976 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16977 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16978 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16979 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16980 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16981 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16982 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16983 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16984 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16985 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16986 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16987 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16988 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16989 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16990 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16991 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16992 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16993 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16994 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16995 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16996 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16997 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16998 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16999 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17000 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17001 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17002 original iterator is present in lastprivate clause or if
17003 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17004 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17005 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17006 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17007 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17008 if it is set, lookup var in outer contexts too. Handle
17009 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17010 to be implicitly determined firstprivate for task regions.
17011 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17012 if it is set, lookup var in outer contexts too. Set
17013 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17014 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17015 OMP_CLAUSE_UNTIED. Take region_type as last argument
17016 instead of in_parallel and in_combined_parallel.
17017 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17019 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17020 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17021 (new_omp_context): Set default_kind to
17022 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17023 (omp_region_type): New enum.
17024 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17025 fields, add region_type.
17026 (new_omp_context): Take region_type as argument instead of is_parallel
17027 and is_combined_parallel.
17028 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17029 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17030 ctx->is_combined_parallel checks.
17031 (gimplify_omp_task): New function.
17032 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17034 * omp-low.c (extract_omp_for_data): Use schedule(static)
17035 for schedule(auto). Handle pointer and unsigned iterators.
17036 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17037 Add loops argument. Extract data for collapsed OMP_FOR loops.
17038 (expand_parallel_call): Assert sched_kind isn't auto,
17039 map runtime schedule to index 3.
17040 (struct omp_for_data_loop): New type.
17041 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17042 Add loop, loops, collapse and iter_type fields.
17043 (workshare_safe_to_combine_p): Disallow combined for if
17044 iter_type is unsigned long long. Don't combine collapse > 1 loops
17045 unless all bounds and steps are constant. Adjust extract_omp_for_data
17047 (expand_omp_for_generic): Handle pointer, unsigned and long long
17048 iterators. Handle collapsed OMP_FOR loops. Adjust
17049 for struct omp_for_data changes. If libgomp function doesn't return
17050 boolean_type_node, add comparison of the return value with 0.
17051 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17052 pointer, unsigned and long long iterators. Adjust for struct
17053 omp_for_data changes.
17054 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17055 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17056 unsigned long long. Allocate loops array, pass it to
17057 extract_omp_for_data. For collapse > 1 loops use always
17058 expand_omp_for_generic.
17059 (omp_context): Add sfield_map and srecord_type fields.
17060 (is_task_ctx, lookup_sfield): New functions.
17061 (use_pointer_for_field): Use is_task_ctx helper. Change first
17062 argument's type from const_tree to tree. Clarify comment.
17063 In OMP_TASK disallow copy-in/out sharing.
17064 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17065 (install_var_field): Add mask argument. Populate both record_type
17066 and srecord_type if needed.
17067 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17069 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17070 and DECL_FIELD_OFFSET.
17071 (scan_sharing_clauses): Adjust install_var_field callers. For
17072 firstprivate clauses on explicit tasks allocate the var by value in
17073 record_type unconditionally, rather than by reference.
17074 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17075 Use is_taskreg_ctx instead of is_parallel_ctx.
17076 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17077 (create_omp_child_function_name): Add task_copy argument, use
17078 *_omp_cpyfn* names if it is true.
17079 (create_omp_child_function): Add task_copy argument, if true create
17080 *_omp_cpyfn* helper function.
17081 (scan_omp_parallel): Adjust create_omp_child_function callers.
17082 Rename parallel_nesting_level to taskreg_nesting_level.
17083 (scan_omp_task): New function.
17084 (lower_rec_input_clauses): Don't run constructors for firstprivate
17085 explicit task vars which are initialized by *_omp_cpyfn*.
17086 Pass outer var ref to omp_clause_default_ctor hook if
17087 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17088 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17089 OMP_CLAUSE_REDUCTION_INIT.
17090 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17091 avoid duplicate setting of fields. Handle
17092 OMP_CLAUSE_PRIVATE_OUTER_REF.
17093 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17094 copy-out if TREE_READONLY, only copy-in.
17095 (expand_task_copyfn): New function.
17096 (expand_task_call): New function.
17097 (struct omp_taskcopy_context): New type.
17098 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17100 (lower_omp_parallel): Rename to...
17101 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17102 Call create_task_copyfn if srecord_type is needed. Adjust
17104 (task_shared_vars): New variable.
17105 (check_omp_nesting_restrictions): Warn if work-sharing,
17106 barrier, master or ordered region is closely nested inside OMP_TASK.
17107 Add warnings for barrier if closely nested inside of work-sharing,
17108 ordered, or master region.
17109 (scan_omp_1): Call check_omp_nesting_restrictions even for
17110 GOMP_barrier calls. Rename parallel_nesting_level to
17111 taskreg_nesting_level. Handle OMP_TASK.
17112 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17113 work-sharing construct, continue looking for them on parent parallel
17115 (lower_omp_for_lastprivate): Add lastprivate clauses
17116 to the beginning of dlist rather than end. Adjust for struct
17117 omp_for_data changes.
17118 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17119 not after it. Handle collapsed OMP_FOR loops, adjust for
17120 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17121 (get_ws_args_for): Adjust extract_omp_for_data caller.
17122 (scan_omp_for): Handle collapsed OMP_FOR
17123 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17124 (lower_omp_single_simple): If libgomp function doesn't return
17125 boolean_type_node, add comparison of the return value with 0.
17126 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17127 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17128 (parallel_nesting_level): Rename to...
17129 (taskreg_nesting_level): ... this.
17130 (is_taskreg_ctx): New function.
17131 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17132 of is_parallel_ctx.
17133 (execute_lower_omp): Rename parallel_nesting_level to
17134 taskreg_nesting_level.
17135 (expand_omp_parallel): Rename to...
17136 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17137 Call omp_task_call for OMP_TASK regions.
17138 (expand_omp): Adjust caller, handle OMP_TASK.
17139 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17141 * bitmap.c (bitmap_default_obstack_depth): New variable.
17142 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17143 if argument is NULL and bitmap_default_obstack is already initialized.
17144 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17146 * matrix-reorg.c (matrix_reorg): Likewise.
17148 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17150 * config/i386/i386.md (*indirect_jump): Macroize using P
17151 mode iterator. Remove !TARGET_64BIT from insn constraints.
17152 (*tablejump_1): Ditto.
17153 (*indirect_jump_rex64): Remove insn pattern.
17154 (*tablejump_1_rex64): Ditto.
17155 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17156 and eh_return_si insn patterns.
17158 2008-06-06 Richard Guenther <rguenther@suse.de>
17160 * tree-ssa-structalias.c (merge_smts_into): Remove.
17161 (find_what_p_points_to): Do not bother to compute the
17162 points-to set for pt_anything pointers.
17163 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17164 for pt_anything pointers is ok.
17166 2008-06-06 Jan Hubicka <jh@suse.cz>
17168 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17170 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17172 * cgraph.c: Fix typos in comments.
17173 (cgraph_availability_names): Fix string typo.
17174 * fold-const.c: Fix typos in comments.
17175 (fold_binary): Fix typo in warning.
17176 * genautomata.c: Fix typos in comments.
17177 (check_presence_pattern_sets): Fix typo in local variable.
17178 (output_description): Fix typo in output.
17179 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17180 * hwint.h: Likewise.
17181 * matrix-reorg.c (check_allocation_function): Likewise.
17182 * omega.c (smooth_weird_equations): Likewise.
17183 * auto-inc-dec.c: Fix typos in comments.
17184 * bb-reorder.c: Likewise.
17185 * builtins.c: Likewise.
17186 * c-common.c: Likewise.
17187 * c-cppbuiltin.c: Likewise.
17188 * c-parser.c: Likewise.
17189 * c-pretty-print.c: Likewise.
17190 * cfgcleanup.c: Likewise.
17191 * cfgexpand.c: Likewise.
17192 * cfghooks.c: Likewise.
17193 * cfglayout.c: Likewise.
17194 * cfgloopmanip.c: Likewise.
17195 * cgraphunit.c: Likewise.
17196 * coverage.c: Likewise.
17197 * dbxout.c: Likewise.
17198 * df-byte-scan.c: Likewise.
17199 * df-core.c: Likewise.
17200 * df-problems.c: Likewise.
17201 * df-scan.c: Likewise.
17203 * dominance.c: Likewise.
17204 * domwalk.c: Likewise.
17206 * dwarf2out.c: Likewise.
17207 * emit-rtl.c: Likewise.
17208 * et-forest.c: Likewise.
17209 * function.c: Likewise.
17210 * function.h: Likewise.
17212 * gcov-io.c: Likewise.
17213 * gcov.c: Likewise.
17214 * gcse.c: Likewise.
17215 * genattrtab.c: Likewise.
17216 * ggc-page.c: Likewise.
17217 * gimplify.c: Likewise.
17218 * gthr-lynx.h: Likewise.
17219 * haifa-sched.c: Likewise.
17220 * ipa-cp.c: Likewise.
17221 * ipa-inline.c: Likewise.
17222 * ipa-prop.h: Likewise.
17223 * ipa-pure-const.c: Likewise.
17224 * ipa-struct-reorg.c: Likewise.
17225 * ipa-struct-reorg.h: Likewise.
17226 * ipa-type-escape.c: Likewise.
17228 * loop-doloop.c: Likewise.
17229 * mips-tfile.c: Likewise.
17230 * mkmap-flat.awk: Likewise.
17231 * mkmap-symver.awk: Likewise.
17232 * modulo-sched.c: Likewise.
17233 * omp-low.c: Likewise.
17234 * optabs.c: Likewise.
17235 * optabs.h: Likewise.
17236 * opts.c: Likewise.
17237 * passes.c: Likewise.
17238 * postreload-gcse.c: Likewise.
17239 * postreload.c: Likewise.
17240 * predict.c: Likewise.
17241 * pretty-print.h: Likewise.
17242 * profile.c: Likewise.
17243 * protoize.c: Likewise.
17244 * ra-conflict.c: Likewise.
17245 * real.c: Likewise.
17246 * recog.c: Likewise.
17247 * regclass.c: Likewise.
17248 * regs.h: Likewise.
17249 * reload.c: Likewise.
17250 * rtl-error.c: Likewise.
17251 * rtlanal.c: Likewise.
17252 * scan.h: Likewise.
17253 * sched-rgn.c: Likewise.
17255 * stmt.c: Likewise.
17256 * target.h: Likewise.
17257 * tree-dfa.c: Likewise.
17258 * tree-eh.c: Likewise.
17259 * tree-flow-inline.h: Likewise.
17260 * tree-inline.c: Likewise.
17261 * tree-into-ssa.c: Likewise.
17262 * tree-loop-distribution.c: Likewise.
17263 * tree-nested.c: Likewise.
17264 * tree-parloops.c: Likewise.
17265 * tree-pass.h: Likewise.
17266 * tree-pretty-print.c: Likewise.
17267 * tree-profile.c: Likewise.
17268 * tree-scalar-evolution.c: Likewise.
17269 * tree-sra.c: Likewise.
17270 * tree-ssa-alias-warnings.c: Likewise.
17271 * tree-ssa-ccp.c: Likewise.
17272 * tree-ssa-coalesce.c: Likewise.
17273 * tree-ssa-dom.c: Likewise.
17274 * tree-ssa-dse.c: Likewise.
17275 * tree-ssa-forwprop.c: Likewise.
17276 * tree-ssa-live.c: Likewise.
17277 * tree-ssa-live.h: Likewise.
17278 * tree-ssa-loop-im.c: Likewise.
17279 * tree-ssa-loop-ivopts.c: Likewise.
17280 * tree-ssa-loop-niter.c: Likewise.
17281 * tree-ssa-loop-prefetch.c: Likewise.
17282 * tree-ssa-phiopt.c: Likewise.
17283 * tree-ssa-phiprop.c: Likewise.
17284 * tree-ssa-sccvn.c: Likewise.
17285 * tree-ssa-ter.c: Likewise.
17286 * tree-ssa-threadupdate.c: Likewise.
17287 * tree-ssa.c: Likewise.
17288 * tree-vect-analyze.c: Likewise.
17289 * tree-vect-transform.c: Likewise.
17290 * tree-vectorizer.c: Likewise.
17291 * tree-vn.c: Likewise.
17292 * tree-vrp.c: Likewise.
17293 * tree.c: Likewise.
17294 * tree.def: Likewise.
17295 * tree.h: Likewise.
17296 * unwind-dw2-fde.c: Likewise.
17297 * unwind.inc: Likewise.
17298 * value-prof.c: Likewise.
17299 * vmsdbgout.c: Likewise.
17301 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17303 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17304 always place FP constants in the TOC for TARGET_POWERPC64.
17305 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17307 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17309 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17310 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17311 enable for TARGET_E500_DOUBLE.
17312 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17313 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17314 floating-point modes like integer modes for E500 double.
17315 (rs6000_legitimate_offset_address_p): Likewise.
17316 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17317 addressing for DDmode for E500 double.
17318 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17319 modes as using 64-bits of registers for E500 double.
17320 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17321 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17322 specially for E500 double.
17323 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17324 TDmode for E500 double.
17325 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17326 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17327 (rs6000_split_multireg_move): Do not handle TDmode specially for
17329 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17330 using 64-bit registers for E500 double.
17331 (emit_frame_save): Do not handle DDmode specially for E500 double.
17332 (gen_frame_mem_offset): Likewise.
17333 (rs6000_function_value): Do not call spe_build_register_parallel
17334 for DDmode or TDmode.
17335 (rs6000_libcall_value): Likewise.
17336 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17337 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17340 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17342 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17345 2008-06-04 Junjie Gu <jgu@tensilica.com>
17347 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17348 comparison for frame pointers.
17350 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17353 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17355 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17358 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17359 register is already smaller or equal to required mode.
17361 2008-06-04 Xinliang David Li <davidxl@google.com>
17363 * tree-call-cdce.c: New file.
17364 (cond_dead_built_in_calls): New static variable.
17365 (input_domain): New struct.
17366 (check_pow): New function.
17367 (check_builtin_call): Ditto.
17368 (check_target_format): Ditto.
17369 (is_call_dce_candidate): Ditto.
17370 (gen_one_condition): Ditto.
17371 (gen_conditions_for_domain): Ditto.
17372 (get_domain): Ditto.
17373 (gen_conditions_for_pow_cst_base): Ditto.
17374 (gen_conditions_for_pow_int_base): Ditto.
17375 (gen_conditions_for_pow): Ditto.
17376 (get_no_error_domain): Ditto.
17377 (gen_shrink_wrap_conditions): Ditto.
17378 (shrink_wrap_one_built_in_call): Ditto.
17379 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17380 (tree_call_cdce): Ditto.
17381 (gate_call_cdce): Ditto.
17382 (pass_call_cdce): New gimple pass.
17383 * passes.c: (init_optimization_passes): New pass.
17384 * tree-pass.h: New pass declaration.
17385 * opts.c (decode_options): New flag setting.
17386 * common.opt: Add -ftree-builtin-call-dce flag.
17387 * Makefile.in: Add new source file.
17388 * tempvar.def: New tv_id.
17389 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17391 2008-06-04 Richard Guenther <rguenther@suse.de>
17393 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17394 (is_call_clobbered): Always check var_ann->call_clobbered.
17395 (mark_call_clobbered): Always set var_ann->call_clobbered.
17396 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17397 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17398 (reset_alias_info): Clear call clobbering info on MTAGs and
17400 (set_pt_anything): Set pt_global_mem.
17401 (create_tag_raw): Adjust comment.
17402 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17404 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17405 Maxim Kuvyrkov <maxim@codesourcery.com>
17407 * config/m68k/m68k.opt (mxgot): New option.
17408 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17409 (m68k_output_addr_const_extra): New.
17410 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17411 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17412 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17413 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17415 2008-06-04 Richard Guenther <rguenther@suse.de>
17417 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17418 negative or non-representable offsets.
17420 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17422 * config/i386/i386.c (ix86_gen_leave): New.
17423 (ix86_gen_pop1): Likewise.
17424 (ix86_gen_add3): Likewise.
17425 (ix86_gen_sub3): Likewise.
17426 (ix86_gen_sub3_carry): Likewise.
17427 (ix86_gen_one_cmpl2): Likewise.
17428 (ix86_gen_monitor): Likewise.
17429 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17430 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17431 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17432 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17433 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17434 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17435 (ix86_expand_epilogue): Updated.
17436 (print_operand): Handle integer register operand for 'z'.
17437 (ix86_expand_strlensi_unroll_1): Likewise.
17438 (ix86_expand_strlen): Likewise.
17439 (ix86_expand_builtin): Likewise.
17440 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17441 mov{q}/mov{l} and add{q}/add{l}.
17443 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17445 * config/i386/i386.md (P): New mode iterator.
17446 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17447 using P mode iterator.
17448 (DFmode push_operand splitter): Ditto.
17449 (XFmode push_operand splitter): Ditto.
17450 (DFmode float_extend SFmode push_operand splitter): Ditto.
17451 (XFmode float_extend SFmode push_operand splitter): Do not generate
17452 SImode pushes for 64bit target. Macroize Dimode and SImode
17453 pushes using P mode iterator.
17454 (XFmode float_extend DFmode push_operand splitter): Ditto.
17456 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17458 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17459 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17460 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17461 return type to int.
17462 (ix86_call_abi_override): Remove check for call_used_regs.
17464 2008-06-03 Richard Guenther <rguenther@suse.de>
17466 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17467 for the lhs of calls if the return type contains pointers.
17469 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17471 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17472 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17473 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17474 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17475 of cfun and DEFAULT_ABI to deceide abi mode.
17476 (DEFAULT_ABI): New.
17477 (REG_PARM_STACK_SPACE): Removed.
17478 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17479 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17480 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17481 (ix86_function_abi): Likewise.
17482 (ix86_function_type_abi): Likewise.
17483 (ix86_call_abi_override): Likewise.
17484 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17485 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17486 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17487 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17489 (X86_64_REGPARM_MAX): New.
17490 (X86_64_SSE_REGPARM_MAX): New.
17491 (X64_REGPARM_MAX): New.
17492 (X64_SSE_REGPARM_MAX): New.
17493 (X86_32_REGPARM_MAX): New.
17494 (X86_32_SSE_REGPARM_MAX): New.
17495 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17496 (ix86_function_regparm): Handle user calling abi.
17497 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17498 by DEFAULT_ABI versus SYSV_ABI check.
17499 (ix86_reg_parm_stack_space): New.
17500 (ix86_function_type_abi): New.
17501 (ix86_call_abi_override): New.
17502 (ix86_function_abi): New.
17503 (ix86_cfun_abi): New.
17504 (init_cumulative_args): Call abi specific initialization.
17505 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17506 (function_arg_64): Extend SSE_REGPARM_MAX check.
17507 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17508 (ix86_pass_by_reference): Likewise.
17509 (ix86_function_value_regno_p): Likewise.
17510 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17511 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17512 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17513 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17514 (setup_incoming_varargs_64): Adjust regparm for call abi.
17515 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17516 (ix86_va_start): Likewise.
17517 (ix86_gimplify_va_arg): Likewise.
17518 (ix86_expand_prologue): Likewise.
17519 (output_pic_addr_const): Likewise.
17520 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17521 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17522 (x86_output_mi_thunk): Likewise.
17523 (x86_function_profiler): Likewise.
17524 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17525 (SYSV_ABI, MS_ABI): New constants.
17526 (DEFAULT_ABI): New.
17527 (init_regs): Add prototype of function in regclass.c file.
17528 (OVERRIDE_ABI_FORMAT): New.
17529 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17530 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17531 (OUTGOING_REG_PARM_STACK_SPACE): New.
17532 (ix86_reg_parm_stack_space): New prototype.
17533 (CUMULATIVE_ARGS): Add call_abi member.
17534 (machine_function): Add call_abi member.
17535 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17536 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17538 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17541 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17542 (avr_builtin_setjmp_frame_value): New function.
17543 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17544 (nonlocal_goto): Define.
17546 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17548 * config/mips/mips.c (mips_emit_loadgp): Return early if
17549 there is nothing do to, otherwise emit a blockage if
17550 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17551 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17553 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17555 * configure.ac: Drop unneeded backslash ending up in config.in.
17556 * acinclude.m4: Likewise.
17557 * config.in: Regenerate.
17559 2008-05-26 Jan Hubicka <jh@suse.cz>
17561 * predict.c (maybe_hot_frequency_p): Break out of...
17562 (maybe_hot_bb_p): ... here.
17563 (maybe_hot_edge_p): New.
17564 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17565 * basic-block.h (maybe_hot_edge_p): Declare.
17567 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17569 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17570 (*cmpfp_<mode>_cc): Ditto.
17571 (*fp_jcc_8<mode>_387): Ditto.
17572 (*fop_<MODEF:mode>_2_i387): Ditto.
17573 (*fop_<MODEF:mode>_3_i387): Ditto.
17574 (*fop_xf_2_i387): Ditto.
17575 (*fop_xf_3_i387): Ditto.
17577 2008-06-02 Tomas Bily <tbily@suse.cz>
17579 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17581 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17583 * config/mips/mips.c (mips_valid_offset_p): New function.
17584 (mips_valid_lo_sum_p): Likewise.
17585 (mips_classify_address): Use them.
17586 (mips_force_address): New function.
17587 (mips_legitimize_address): Use it.
17588 * config/mips/mips.md (MOVE128): New mode iterator.
17589 (movtf): Require TARGET_64BIT. Remove empty strings.
17590 (*movtf_internal): Rename to...
17591 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17592 of "R" and use {,fp}{load,store} attributes instead of "multi".
17593 Use a separate define_split.
17594 (*movtf_mips16): New pattern.
17596 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17598 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17599 * config/mips/mips.c (mips_expand_before_return): New function.
17600 (mips_expand_epilogue): Call it.
17601 * config/mips/mips.md (return): Turn into a define_expand.
17602 (*return): New insn.
17604 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17606 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17607 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17608 functions. Do not emit uses and clobbers of CONCATs; individually
17609 use and clobber their operands.
17610 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17611 gen_clobber, emit_use and gen_use.
17612 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17613 (expand_builtin_return): Likewise.
17614 * cfgbuild.c (count_basic_blocks): Likewise.
17615 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17616 * explow.c (emit_stack_restore): Likewise.
17617 * expmed.c (extract_bit_field_1): Likewise.
17618 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17619 (emit_move_multi_word, store_constructor): Likewise.
17620 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17621 (thread_prologue_and_epilogue_insns): Likewise.
17622 * lower-subreg.c (resolve_simple_move): Likewise.
17623 * optabs.c (widen_operand, expand_binop): Likewise.
17624 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17625 * reload.c (find_reloads): Likewise.
17626 * reload1.c (eliminate_regs_in_insn): Likewise.
17627 * stmt.c (expand_nl_goto_receiver): Likewise.
17628 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17629 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17630 * config/arm/arm.c (arm_load_pic_register): Likewise.
17631 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17632 * config/arm/arm.md (untyped_return): Likewise.
17633 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17634 * config/avr/avr.c (expand_prologue): Likewise.
17635 * config/bfin/bfin.c (do_unlink): Likewise.
17636 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17637 * config/cris/cris.c (cris_expand_prologue): Likewise.
17638 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17639 (machopic_legitimize_pic_address): Likewise.
17640 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17641 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17642 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17643 (ix86_expand_convert_uns_didf_sse): Likewise.
17644 (ix86_expand_vector_init_general): Likewise.
17645 * config/ia64/ia64.md (eh_epilogue): Likewise.
17646 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17647 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17648 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17649 (config/iq2000/iq2000.c): Likewise.
17650 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17651 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17652 (builtin_longjmp): Likewise.
17653 * config/mn10300/mn10300.md (call, call_value): Likewise.
17654 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17655 * config/pdp11/pdp11.md (abshi2): Likewise.
17656 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17657 * config/s390/s390.c (s390_emit_prologue): Likewise.
17658 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17659 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17660 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17661 * config/sh/sh.c (prepare_move_operands): Likewise.
17662 (output_stack_adjust, sh_expand_epilogue): Likewise.
17663 (sh_set_return_address, sh_expand_t_scc): Likewise.
17664 * config/sparc/sparc.c (load_pic_register): Likewise.
17665 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17666 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17667 * config/v850/v850.c (expand_epilogue): Likewise.
17669 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17671 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17672 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17673 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17674 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17675 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17676 stack pointer register.
17677 (output_movhi): Remove code for interrupt specific writing to the
17678 stack pointer register.
17680 2008-05-31 Richard Guenther <rguenther@suse.de>
17682 PR tree-optimization/34244
17683 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17684 (tree_expr_nonzero_warnv_p): Likewise.
17685 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17686 ssa_name_nonnegative_p.
17687 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17688 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17689 not tree_expr_nonzero_warnv_p.
17691 PR tree-optimization/36262
17693 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17695 PR tree-optimization/34244
17696 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17697 (record_numbers_of_iterations): New function.
17698 (execute_vrp): Cache the numbers of iterations of loops.
17699 * tree-scalar-evolution.c (scev_reset_except_niters):
17701 (scev_reset): Use scev_reset_except_niters.
17702 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17704 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17706 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17707 __WORKAROUND_RETS when appropriate.
17709 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17711 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17712 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17714 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17715 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17716 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17717 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17718 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17719 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17720 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17721 *fop_df_1_sse insn patterns using MODEF mode iterator.
17722 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17723 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17724 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17725 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17726 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17727 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17728 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17729 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17730 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17731 (*fop_xf_5_i387): Ditto.
17732 (*fop_xf_6_i387): Ditto.
17734 2008-05-30 Richard Guenther <rguenther@suse.de>
17736 * builtins.c (build_string_literal): Avoid generating
17737 a non-gimple_val result.
17739 2008-05-30 DJ Delorie <dj@redhat.com>
17741 * exec-tool.in: Use an environment variable (private) instead of a
17742 file (shared) as a semaphore, so as to not break parallel builds.
17744 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17746 * optabs.c (maybe_encapsulate_block): Remove.
17747 (emit_libcall_block): Adjust accordingly.
17748 * optabs.h (maybe_encapsulate_block): Remove prototype.
17750 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17751 Don't use maybe_encapsulate_block.
17753 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17755 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17756 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17757 rtx is a SYMBOL_REF before calling get_pool_constant.
17759 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17761 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17763 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17765 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17766 rather than OS names to choose INO_T_EQ definition.
17767 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17768 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17770 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17773 * config/darwin-f.c: New.
17774 * config/t-darwin: Added rule to build darwin-f.o.
17775 * config.gcc: Defined new variable, fortran_target_objs.
17776 (*-*-darwin*): Set fortran_target_objs.
17777 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17778 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17779 * configure: Regenerated.
17781 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17784 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17785 canonical type if needed.
17787 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17789 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17791 2008-05-29 Richard Guenther <rguenther@suse.de>
17793 PR tree-optimization/36343
17794 PR tree-optimization/36346
17795 PR tree-optimization/36347
17796 * tree-flow.h (clobber_what_p_points_to): Declare.
17797 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17798 pointed-to variable is dereferenced is irrelevant to whether
17799 the pointer can access the pointed-to variable.
17800 (clobber_what_p_points_to): New function.
17801 * tree-ssa-alias.c (set_initial_properties): Use it.
17802 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17803 call clobber check for NMTs.
17805 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17807 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17808 for printing gcov_type.
17810 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17812 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17813 and the eh region information.
17814 * value-prof.c (gimple_move_stmt_histograms): New function.
17815 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17817 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17819 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17821 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17823 * value-prof.c (tree_ic_transform): Print counts.
17824 * tree-profile.c (tree_gen_ic_func_profiler):
17825 Clear __gcov_indreict_call_callee variable to avoid misattribution
17828 2008-05-28 Rafael Espíndola <espindola@google.com>
17830 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17833 2008-05-28 Richard Guenther <rguenther@suse.de>
17835 PR tree-optimization/36339
17836 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17837 and clobbering code out of the loop.
17839 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17841 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17844 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17845 s390_contiguous_bitmask_p, s390_symref_operand_p,
17846 s390_check_symref_alignment, s390_reload_larl_operand,
17847 s390_reload_symref_address): New functions.
17848 (s390_branch_condition_mnemonic): Support compare and branch
17850 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17851 and 'W' constraints.
17852 (s390_secondary_reload): Add secondary reloads for unaligned
17853 symbol refs or symbol refs to floating point or QI/TI mode
17855 (legitimate_address_p): Accept symbol references as addresses.
17856 (s390_expand_insv): Use rotate and insert selected bits
17857 instruction for insv when building for z10.
17858 (print_operand_address): Handle symbol ref addresses.
17859 (print_operand): Output modifier 'c' added for signed byte values.
17860 (s390_encode_section_info): Mark symbol refs with
17861 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17863 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17864 (length attribute): RRF, RRR have 4 byte length.
17865 (FPALL, INTALL): New mode iterators added.
17866 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17867 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17868 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17869 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17870 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17871 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17872 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17873 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17875 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17876 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17877 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17878 reload<INTALL:mode><P:mode>_toreg_z10,
17879 reload<FPALL:mode><P:mode>_tomem_z10,
17880 reload<FPALL:mode><P:mode>_toreg_z10,
17881 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17882 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17883 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17884 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17886 (movmem, clrmem, cmpmem): New splitters added.
17888 * config/s390/predicates.md (larl_operand): Use
17889 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17890 SYMBOL_REF_ALIGN1_P.
17891 (s390_signed_integer_comparison,
17892 s390_unsigned_integer_comparison): New predicates.
17894 * config/s390/s390-protos.h (s390_check_symref_alignment,
17895 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17896 s390_reload_symref_address,
17897 s390_compare_and_branch_condition_mask): Prototypes added.
17899 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17900 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17901 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17903 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17905 * config/s390/s390.c (z10_cost): New cost function for z10.
17906 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17907 (s390_issue_rate): Adjust issue rate for z10.
17908 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17909 (processor_flags): Add PF_Z10.
17910 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17911 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17912 * gcc/config.gcc: Add z10.
17914 2008-05-28 Richard Guenther <rguenther@suse.de>
17916 PR tree-optimization/36291
17917 * tree-flow. h (struct gimple_df): Remove var_anns member.
17918 * tree-flow-inline.h (gimple_var_anns): Remove.
17919 (var_ann): Simplify.
17920 * tree-dfa.c (create_var_ann): Simplify.
17921 (remove_referenced_var): Clear alias info from var_anns of globals.
17922 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17923 (delete_tree_ssa): Clear alias info from var_anns of globals.
17924 Do not free var_anns.
17925 (var_ann_eq): Remove.
17926 (var_ann_hash): Likewise.
17928 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17930 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17931 and loongson2f entries.
17932 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17933 * config/mips/mips.h (processor_type): Add Loongson-2E
17934 and Loongson-2F entries.
17935 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17936 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17937 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17938 * doc/invoke.texi (MIPS Options): Document loongson2e
17939 and loongson2f processor names.
17941 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17945 * config/i386/i386.c (ix86_function_arg_boundary): Use
17946 alignment of canonical type.
17947 (ix86_expand_vector_move): Check unaligned memory access for
17950 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17952 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17953 Moved to the front of file.
17955 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17956 H.J. Lu <hongjiu.lu@intel.com>
17958 * dwarf2out.c (current_fde): New.
17960 (lookup_cfa:): Likewise.
17961 (dwarf2out_end_epilogue): Likewise.
17962 (dwarf2out_note_section_used): Likewise.
17964 2008-05-27 Michael Matz <matz@suse.de>
17967 * c.opt (Wenum-compare): New warning option.
17968 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17970 2008-05-27 Michael Matz <matz@suse.de>
17972 PR middle-end/36326
17973 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17975 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17976 into memory as tail calls.
17978 2008-05-27 Richard Guenther <rguenther@suse.de>
17980 PR tree-optimization/36339
17981 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17982 pointers cause all addressable variables to be call clobbered.
17984 2008-05-27 Richard Guenther <rguenther@suse.de>
17986 PR tree-optimization/36245
17987 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17989 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17991 * config/s390/s390.md: Replace all occurences of the 'm'
17992 constraint with 'RT'.
17994 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17996 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17998 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18000 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18001 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18002 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18004 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18006 * reload.c: (find_reloads): Skip alternatives according to the
18007 "enabled" attribute. Constify the constraint variable.
18008 * recog.c (get_attr_enabled): Add default implementation.
18009 (extract_insn): Set the alternative_enabled_p array
18010 in the recog_data struct.
18011 (preprocess_constraints, constrain_operands): Skip
18012 alternatives according to the "enabled" attribute
18013 * recog.h (struct recog_data): New field alternative_enabled_p.
18014 (skip_alternative): New inline function.
18015 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
18016 (record_reg_classes): Skip alternative according to the
18017 "enabled" attribute.
18019 * doc/md.texi: Add documention for the "enabled" attribute.
18021 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18023 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18024 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18025 constraint with TARGET_MEM_CONSTRAINT.
18026 * recog.c (asm_operand_ok, preprocess_constraints,
18027 constrain_operands): Likewise.
18028 * regclass.c (record_reg_classes): Likewise.
18029 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18030 * reload1.c (maybe_fix_stack_asms): Likewise.
18031 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18032 * recog.h: Adjust comment.
18033 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18034 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18035 * doc/md.texi: Add a note to description of 'm' constraint.
18036 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18038 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18040 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18041 that the bitfield is of integral type before testing its precision.
18043 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18044 Sa Liu <saliu@de.ibm.com>
18046 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18047 __modti3, __udivti3, __umodti3 and __udivmodti4.
18048 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18049 that implement TImode mul and div functions.
18050 * config/spu/multi3.c: New. Implement __multi3.
18051 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18052 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18055 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18057 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18058 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18059 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18060 tls_sysv_suffix): New mode and mode attribute iterators.
18061 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18062 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18063 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18064 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18065 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18068 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18070 PR tree-optimization/36329
18071 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18072 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18073 * cgraphbuild.c (initialize_inline_failed): Use the latter
18074 macro in lieu of the former.
18075 * ipa-inline.c (cgraph_mark_inline): Likewise.
18076 (cgraph_decide_inlining_of_small_function): Likewise.
18077 (cgraph_decide_inlining): Likewise.
18078 (cgraph_decide_inlining_incrementally): Likewise.
18080 2008-05-26 Tristan Gingold <gingold@adacore.com>
18081 Anatoly Sokolov <aesok@post.ru>
18083 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18084 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18085 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18086 optimization for 'avr6' architecture.
18088 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18091 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18093 2008-05-26 Richard Guenther <rguenther@suse.de>
18095 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18096 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18098 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18100 PR middle-end/36253
18101 * caller-save.c (insert_restore): Verify alignment of spill space.
18102 (insert_save): Likewise.
18103 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18104 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18105 (STACK_SLOT_ALIGNMENT): Likewise.
18106 * function.c (LOCAL_ALIGNMENT): Removed.
18107 (get_stack_local_alignment): New.
18108 (assign_stack_local): Use it. Set alignment on stack slot.
18109 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18110 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18111 (STACK_SLOT_ALIGNMENT): New.
18112 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18113 stack slot in XFmode.
18115 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18117 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18120 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18121 argument operand in rax isn't removed.
18123 2008-05-26 Richard Guenther <rguenther@suse.de>
18125 PR middle-end/36300
18126 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18127 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18129 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18132 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18134 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18136 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18137 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18139 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18141 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18142 build a trampoline if we don't want one.
18143 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18144 return zero for nested functions if we don't want a trampoline.
18146 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18148 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18150 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18153 * c.opt: Removed undocumented option '-lang-fortran'.
18154 * c-common.h: Removed global variable 'lang_fortran'.
18155 * c-opts.c (c_common_handle_option): Removed code to handle
18156 option '-lang-fortran'. Updated includes.
18157 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18158 definition of '__GFORTRAN__'.
18159 (define__GNUC__): Reimplemented to use BASEVER and
18160 cpp_define_formatted.
18161 (builtin_define_with_value_n): Removed.
18162 * c-incpath.h: Renamed to ...
18163 * incpath.h: ... this.
18164 * c-incpath.c: Renamed to ...
18165 * incpath.c: ... this. Updated includes.
18166 * fix-header.c: Updated includes.
18167 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18168 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18169 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18171 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18173 * tree.h: Update the table of flags used on tree nodes.
18174 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18175 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18176 (FORCED_LABEL): Add access check.
18177 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18178 (ASM_INPUT_P): Likewise.
18179 (ASM_VOLATILE_P): Likewise.
18180 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18181 (OMP_SECTION_LAST): Access private_flag directly.
18182 (OMP_RETURN_NOWAIT): Likewise.
18183 (OMP_PARALLEL_COMBINED): Likewise.
18184 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18185 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18186 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18187 deprecated_flag directly.
18189 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18191 * final.c (frame_pointer_needed): Removed.
18192 * flags.h (frame_pointer_needed): Likewise.
18194 * function.h (rtl_data): Add frame_pointer_needed.
18195 (frame_pointer_needed): New.
18197 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18199 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18201 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18203 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18206 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18208 * c-common.c (strip_array_types): Move function to..
18210 (get_inner_array_type): Delete.
18211 * c-common.h (strip_array_types): Move declaration to..
18213 (get_inner_array_type): Delete.
18214 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18215 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18216 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18217 * config/pa/pa.c (emit_move_sequence): Likewise.
18219 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18221 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18224 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18226 * function.c: Include target hook for nonlocal_goto frame value.
18228 2008-05-24 Richard Guenther <rguenther@suse.de>
18230 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18231 variable can be only accessed through a pointer or a union.
18233 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18235 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18236 * doc/extend.texi: Likewise.
18238 2008-05-23 DJ Delorie <dj@redhat.com>
18240 * config/m32c/jump.md (untyped_call): Add.
18242 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18243 for A24 to PSImode.
18244 (m32c_address_cost): Detail costs for indirect offsets.
18246 2008-05-23 Rafael Espíndola <espindola@google.com>
18248 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18249 if a node is a SUBREG.
18250 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18253 2008-05-23 Paul Brook <paul@codesourcery.com>
18254 Carlos O'Donell <carlos@codesourcery.com>
18256 * doc/extend.texi: Clarify use of __attribute__((naked)).
18257 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18258 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18259 * function.c (use_register_for_decl): Use
18260 targetm.calls.allocate_stack_slots_for_args.
18261 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18262 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18263 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18265 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18267 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18269 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18271 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18272 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18273 is only rounded once.
18275 2008-05-23 Richard Guenther <rguenther@suse.de>
18277 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18279 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18280 Jakub Jelinek <jakub@redhat.com>
18283 * configure.ac: Handle --enable-cld.
18284 * configure: Regenerated.
18285 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18286 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18287 (ix86_current_function_needs_cld): New define.
18288 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18289 (cld): New isns pattern.
18290 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18291 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18292 * config/i386/i386.opt (mcld): New option.
18293 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18294 TARGET_CLD and ix86_current_function_needs_cld.
18295 (override_options): Use -mcld by default for 32-bit code if
18298 * doc/install.texi (Options specification): Document --enable-cld.
18299 * doc/invoke.texi (Machine Dependent Options)
18300 [i386 and x86-64 Options]: Add -mcld option.
18301 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18303 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18304 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18305 (return_in_memory_64): Likewise.
18306 (return_in_memory_ms_64): Likewise.
18308 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18310 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18311 * builtins.c (fold_builtin_fpclassify): New.
18312 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18313 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18314 * c-common.c (handle_type_generic_attribute): Adjust to accept
18315 fixed arguments before an elipsis.
18316 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18317 * doc/extend.texi: Document __builtin_fpclassify.
18319 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18321 * omp-low.c (gate_expand_omp_ssa): Remove.
18322 (pass_expand_omp_ssa): Remove.
18323 (gate_expand_omp): Do not check for flag_openmp_ssa.
18324 * common.opt (-fopenmp-ssa): Remove.
18325 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18327 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18329 * config/sh/sh.opt (mfixed-range): New option.
18330 * config/sh/sh-protos.h (sh_fix_range): Declare.
18331 * config/sh/sh.c (sh_fix_range): New function.
18332 * config/sh/sh.h (sh_fixed_range_str): Declare.
18333 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18335 * doc/invoke.texi (SH Options): Document -mfixed-range.
18337 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18339 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18340 it before the redeclaration.
18342 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18344 * config/avr/avr.c (get_sequence_length): Add new function.
18345 (expand_prologue, expand_epilogue): Remove duplicate code.
18347 2008-05-22 Rafael Espíndola <espindola@google.com>
18349 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18352 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18354 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18355 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18357 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18358 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18359 (vect_update_misalignment_for_peel): Likewise.
18360 (vector_alignment_reachable_p): Likewise.
18361 * tree-vect-transform.c (vectorizable_load): Likewise.
18362 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18363 (get_vectype_for_scalar_type): Pass mode of scalar_type
18364 to UNITS_PER_SIMD_WORD.
18366 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18367 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18368 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18369 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18370 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18372 2008-05-22 Ira Rosen <irar@il.ibm.com>
18374 PR tree-optimization/36293
18375 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18376 if the first load must be skipped because of a gap.
18378 2008-05-22 Richard Guenther <rguenther@suse.de>
18380 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18381 more cases of offset disambiguation that is possible if
18382 strict-aliasing rules apply.
18383 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18384 for basic offset and type-based disambiguation.
18386 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18388 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18389 ix86_expand_vector_set on V16QImode for SSE4.1.
18391 2008-05-21 Tom Tromey <tromey@redhat.com>
18393 * c.opt (Wimport): Mark as undocumented.
18394 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18396 (Warning Options): Likewise.
18397 * doc/cppopts.texi: Don't mention -Wimport.
18399 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18401 PR tree-optimization/36287
18402 PR tree-optimization/36286
18403 * lambda-code.c (build_access_matrix): Do not use the loop->num
18404 for computing the number of induction variables: use the loop depth
18407 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18410 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18411 option -f(no-)leading-underscore.
18413 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18415 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18416 GET_MODE_NUNITS (mode).
18418 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18420 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18421 (-mmulhw): Add 464 to description.
18422 (-mdlmzb): Likewise.
18423 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18424 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18426 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18427 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18428 * config/rs6000/rs6000.md: Update comments for 464.
18430 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18432 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18434 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18436 * config/i386/sse.md (vec_extractv4sf): Removed.
18437 (vec_extractv2df): Likewise.
18438 (vec_extractv2di): Likewise.
18439 (vec_extractv4si): Likewise.
18440 (vec_extractv8hi): Likewise.
18441 (vec_extractv16qi): Likewise.
18442 (vec_extract<mode>): New.
18444 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18446 * config/i386/sse.md (vec_setv4sf): Removed.
18447 (vec_setv2df): Likewise.
18448 (vec_setv2di): Likewise.
18449 (vec_setv4si): Likewise.
18450 (vec_setv8hi): Likewise.
18451 (vec_setv16qi): Likewise.
18452 (vec_set<mode>): New.
18454 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18456 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18457 goto for vec_concat and vec_interleave.
18459 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18461 * config/i386/sse.md (vec_initv4sf): Removed.
18462 (vec_initv2df): Likewise.
18463 (vec_initv2di): Likewise.
18464 (vec_initv4si): Likewise.
18465 (vec_initv8hi): Likewise.
18466 (vec_initv16qi): Likewise.
18467 (vec_init<mode>): New.
18469 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18471 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18473 2008-05-21 Tom Tromey <tromey@redhat.com>
18475 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18476 (zone_find_object_offset): Likewise.
18477 (gt_ggc_m_S): Likewise.
18478 (highest_bit): Likewise.
18479 * ggc-page.c (gt_ggc_m_S): New function.
18480 * stringpool.c (string_stack): Remove.
18481 (init_stringpool): Update.
18482 (ggc_alloc_string): Use ggc_alloc.
18483 (maybe_delete_ident): New function.
18484 (ggc_purge_stringpool): Likewise.
18485 (gt_ggc_m_S): Remove.
18486 * ggc-common.c (ggc_protect_identifiers): New global.
18487 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18488 ggc_protect_identifiers.
18489 * ggc.h (ggc_protect_identifiers): Declare.
18490 (gt_ggc_m_S): Update.
18491 (ggc_purge_stringpool): Declare.
18492 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18493 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18495 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18497 2008-05-21 David S. Miller <davem@davemloft.net>
18499 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18502 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18504 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18507 2008-05-20 David Daney <ddaney@avtrex.com>
18509 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18510 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18511 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18512 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18513 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18514 (atomic_hiqi_op): New define_code_iterator.
18515 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18516 mips_expand_compare_and_swap_12.
18517 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18518 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18519 (sync_<optab><mode>, sync_old_<optab><mode>,
18520 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18521 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18522 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18523 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18524 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18525 (test_and_set_12): New insn.
18526 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18527 sync_new_<optab><mode>, sync_old_nand<mode>,
18528 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18529 clobber to operand 0 for SI and DI mode insns.
18530 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18531 mips_gen_fn_4): New typedefs.
18532 (mips_gen_fn_ptrs): Define new union type.
18533 (mips_expand_compare_and_swap_12): Remove declaration.
18534 (mips_expand_atomic_qihi): Declare function.
18535 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18536 (mips_expand_atomic_qihi): ... this. Use new generator function
18538 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18539 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18540 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18541 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18542 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18543 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18544 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18545 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18546 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18547 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18550 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18552 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18555 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18557 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18558 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18559 (avr_attribute_table): Add 'OS_main' function attribute.
18560 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18561 functions with 'OS_main' attribute.
18563 2008-05-20 Richard Guenther <rguenther@suse.de>
18565 PR tree-optimization/35204
18566 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18567 helper, split out from ...
18568 (DFS): ... here. Make the DFS walk non-recursive.
18570 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18571 Jan Sjodin <jan.sjodin@amd.com>
18573 PR tree-optimization/36181
18574 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18575 (parallelize_loops): Don't parallelize when the loop has vector
18578 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18579 Sebastian Pop <sebastian.pop@amd.com>
18581 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18582 matrix, and never look at the tree representation of the memory
18584 (linear_transform_loops): Computes parameters and access matrices.
18585 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18587 (access_matrix_get_index_for_parameter): New.
18588 * tree-data-ref.h (struct access_matrix): New.
18589 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18590 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18591 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18592 am_vector_index_for_loop): New.
18593 (struct data_reference): Add field access_matrix.
18594 (DR_ACCESS_MATRIX): New.
18595 (compute_data_dependences_for_loop): Update declaration.
18596 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18597 * lambda.h (lambda_vector_vec_p): Declared.
18598 * lambda-code.c: Depend on pointer-set.h.
18599 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18600 av_for_af_base, av_for_af, build_access_matrix,
18601 lambda_compute_access_matrices): New.
18602 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18604 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18606 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18607 $SOURCEDIR/include.
18609 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18610 Sebastian Pop <sebastian.pop@amd.com>
18612 PR tree-optimization/36206
18613 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18615 (instantiate_scev_1): Rename flags to fold_conversions.
18616 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18617 outeside instantiation_loop.
18618 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18619 (evolution_function_is_affine_or_constant_p): Removed.
18620 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18622 (analyze_siv_subscript): Pass in the loop nest number.
18623 Call evolution_function_is_affine_in_loop instead of
18624 evolution_function_is_affine_p.
18625 (analyze_overlapping_iterations): Pass in the loop nest number.
18627 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18628 Sebastian Pop <sebastian.pop@amd.com>
18630 PR tree-optimization/36206
18631 * tree-chrec.h (chrec_fold_op): New.
18632 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18635 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18637 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18639 (remove_duplicates): Do not set inode on non-inode systems.
18642 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18644 * config.gcc (tm_file): Update comments about relative pathnames.
18646 2008-05-20 Richard Guenther <rguenther@suse.de>
18648 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18649 * tree-ssa-sccvn.c (process_scc): Likewise.
18650 * tree-ssa-sink.c (execute_sink_code): Likewise.
18651 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18652 * tree-vrp.c (process_assert_insertions): Likewise.
18653 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18654 (perform_tree_ssa_dce): Likewise.
18655 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18656 (dump_dominator_optimization_stats): Likewise.
18657 * tree-vectorizer.c (vectorize_loops): Likewise.
18659 2008-05-20 Richard Guenther <rguenther@suse.de>
18661 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18663 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18665 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18666 (ix86_i386elf_return_in_memory): Likewise.
18667 (ix86_i386interix_return_in_memory): Likewise.
18668 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18669 (SUBTARGET_RETURN_IN_MEMORY): New.
18670 * config/i386/i386elf.h: Likewise.
18671 * config/i386/ptx4-i.h: Likewise.
18672 * config/i386/sol2-10.h: Likewise.
18673 * config/i386/sysv4.h: Likewise.
18674 * config/i386/vx-common.h: Likewise.
18675 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18676 * config/i386/i386.c (ix86_return_in_memory): Made static and
18677 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18678 (ix86_i386elf_return_in_memory): Removed.
18679 (ix86_i386interix_return_in_memory): Removed.
18680 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18681 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18683 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18685 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18687 2008-05-19 Xinliang David Li <davidxl@google.com>
18689 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18691 * common.opt: Ditto.
18692 * doc/invoke.texi: Ditto.
18694 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18696 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18697 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18699 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18701 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18702 sizes of operand array from 8/4 to 4/2.
18703 (ix86_expand_vector_init_general): Change size of operand array
18704 from 32 to 16. Remove op0, op1 and half_mode.
18706 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18708 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18709 (ix86_expand_vector_init_interleave): Likewise.
18710 (ix86_expand_vector_init_general): Use them. Assert
18711 word_mode == SImode when n_words == 4.
18713 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18715 * config/i386/i386.c (ix86_secondary_reload): New static function.
18716 (TARGET_SECONDARY_RELOAD): New define.
18717 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18718 * config/i386/i386.md (reload_outqi): Remove.
18720 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18722 PR middle-end/35509
18723 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18724 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18725 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18726 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18727 (fold_builtin_1): Likewise.
18728 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18729 c-common.c (check_builtin_function_arguments): Handle
18730 BUILT_IN_ISINF_SIGN.
18731 * doc/extend.texi: Document __builtin_isinf_sign.
18732 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18734 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18736 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18737 EH cleanup at the end of the pass, search for those that have been
18738 turned into forwarder blocks and do the cleanup on their successor.
18740 2008-05-18 Richard Guenther <rguenther@suse.de>
18742 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18743 pointers to sizetype and vice versa.
18745 2008-05-18 Xinliang David Li <davidxl@google.com>
18747 * gcc/tree-ssa-dce.c: Coding style fix.
18748 (check_pow): Documentation comment.
18749 (check_log): Documenation comment. Coding style fix.
18750 (is_unnecessary_except_errno_call): Ditto.
18751 (gen_conditions_for_pow): Ditto.
18752 (gen_conditions_for_log): Ditto.
18753 (gen_shrink_wrap_conditions): Ditto.
18754 (shrink_wrap_one_built_in_calls): Ditto.
18755 * gcc/doc/invoke.texi: Better documentation string.
18756 * ChangeLog: Fix wrong change log entries from
18757 May 17 checkin on function call DCE.
18759 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18761 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18763 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18765 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18766 * df-problems.c (simulation routines): Fixed block comment to
18767 properly say how to add forwards scanning functions.
18769 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18771 * tree-inline.c (setup_one_parameter): Remove dead code.
18773 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18775 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18776 a BIT_AND_EXPR only for an INTEGER_TYPE.
18778 2008-05-17 Xinliang David Li <davidxl@google.com>
18780 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18781 (check_pow, check_log, is_unnecessary_except_errno_call): New
18782 functions to check for eliminating math functions that are pure
18783 except for setting errno.
18784 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18785 general condition expressions for shrink-wrapping pow/log calls.
18786 (gen_shrink_wrap_conditions): Ditto.
18787 (shrink_wrap_one_built_in_call): Ditto.
18788 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18789 (mark_operand_necessary): If debugging, output if OP is necessary.
18790 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18792 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18794 * gcc/common.opt: New user flag -ftree-builtin-dce.
18795 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18797 2008-05-16 David S. Miller <davem@davemloft.net>
18799 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18800 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18802 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18805 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18807 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18809 * ifcvt.c (dead_or_predicable): Rename
18810 df_simulate_one_insn_backwards to df_simulate_one_insn.
18811 * recog.c (peephole2_optimize): Ditto.
18812 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18814 * df.h: Rename df_simulate_one_insn_backwards to
18815 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18816 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18817 scanning of defs and uses.
18818 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18819 (df_simulate_one_insn_forwards): Removed.
18821 2008-05-16 Doug Kwan <dougkwan@google.com>
18823 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18825 (real_from_string): Handle NaNs and Inf as approriate.
18827 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18829 * doc/gty.texi (Source Files Containing Type Information): Note
18830 that headers should appear first in the gtfiles list.
18832 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18834 * tree.def (COND_EXEC): Properly documented this code.
18836 2008-05-16 Diego Novillo <dnovillo@google.com>
18838 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18839 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18842 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18844 * tree-ssa-dse (max_stmt_uid): Removed.
18845 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18846 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18847 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18848 * function.h (cfun.last_stmt_uid): New field.
18849 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18850 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18852 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18853 (create_stmt_ann): Initialize the ann->uid field.
18854 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18856 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18858 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18860 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18861 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18862 (init_empty_tree_cfg): Call it.
18864 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18866 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18869 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18871 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18872 * tree-dump.c (dump_options): New verbose option.
18873 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18875 * tree-pass.h (TDF_VERBOSE): New dump flag.
18876 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18877 (tree-flow.h): Added include.
18878 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18880 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18882 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18884 From Jie Zhang <jie.zhang@analog.com>
18885 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18886 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18887 mcpu=bf561-none and mcpu=bf561-0.2.
18888 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18889 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18890 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18891 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18892 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18893 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18894 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18896 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18897 (cputype_selected): Remove.
18898 (bfin_handle_option): Don't use cputype_selected.
18899 (override_options): When no mcpu option, enable all workarounds.
18900 Don't use bfin_workarounds.
18901 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18903 (DEFAULT_CPU_TYPE): Don't define.
18905 2008-05-16 Richard Guenther <rguenther@suse.de>
18907 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18908 on deletion of the last stmt.
18910 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18912 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18913 V8HImode for SSE2 and V16QImode for SSE4.1.
18915 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18917 * cgraph.h (compute_inline_parameters): Made public.
18918 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18919 variable_generate_summary, function_write_summary,
18920 variable_write_summary, variable_read_summary. Added generate_summary,
18921 write_summary, read_summary.
18922 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18923 pass_ipa_inline.function_generate_summary, to
18924 compute_inline_parameters.
18925 * ipa-inline.c (compute_inline_parameters): Made public and added
18927 (compute_inline_parameters_for_current): New function.
18928 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18929 (inline_generate_summary): Removed parameter and made to loop over
18931 (pass_ipa_inline): Updated for new IPA_PASS structure.
18932 * passes.c (execute_ipa_summary_passes): Now is called once per
18933 pass rather than once per node*pass.
18935 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18937 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18938 avr_have_mul_p, avr_asm_only_p): Remove variables.
18939 (avr_override_options): Remove initialization of removed variables.
18940 (avr_file_start): Convert removed variables to fields of
18941 'struct base_arch_s *avr_current_arch'.
18942 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18943 (AVR_HAVE_MUL): (Ditto.).
18944 (AVR_HAVE_MOVW): (Ditto.).
18945 (AVR_HAVE_LPMX): (Ditto.).
18946 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18947 avr_asm_only_p): Remove declaration.
18949 2008-05-15 Diego Novillo <dnovillo@google.com>
18951 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18952 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18954 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18956 PR middle-end/36194
18957 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18958 Don't call record_truncated_value from here.
18959 (record_truncated_value): Turn it into a for_each_rtx callback.
18960 (record_truncated_values): New function.
18961 (combine_instructions): Call note_uses with record_truncated_values.
18962 Change name of check_conversion to check_promoted_subreg.
18964 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18966 * doc/sourcebuild.texi: Document support for torture tests.
18968 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18970 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18971 to alternative 4 of operand 2.
18973 2008-05-15 Richard Guenther <rguenther@suse.de>
18975 * tree-pass.h (current_pass): Declare.
18976 (get_pass_for_id): Likewise.
18977 * passes.c (passes_by_id, passes_by_id_size): New globals.
18978 (set_pass_for_id): New function.
18979 (get_pass_for_id): Likewise.
18980 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18981 (execute_function_todo): Flush per function statistics.
18982 * toplev.c (compile_file): Init statistics.
18983 (general_init): Do early statistics initialization.
18984 (finalize): Finish statistics.
18985 * statistics.h (statistics_early_init): Declare.
18986 (statistics_init): Likewise.
18987 (statistics_fini): Likewise.
18988 (statistics_fini_pass): Likewise.
18989 (statistics_counter_event): Likewise.
18990 (statistics_histogram_event): Likewise.
18991 * statistics.c: New file.
18992 * Makefile.in (OBJS-common): Add statistics.o.
18993 (statistics.o): Add dependencies.
18994 * doc/invoke.texi (-fdump-statistics): Document.
18996 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18997 (insert): Likewise.
18998 (execute_pre): Use statistics_counter_event.
18999 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19000 (substitute_and_fold): Increment it. Use statistics_counter_event.
19002 2008-05-15 Diego Novillo <dnovillo@google.com>
19004 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19006 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19007 * tree-ssa-alias.c (new_type_alias): Remove references to
19008 sub-variables from comment.
19009 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19011 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19013 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19014 attribute to 1 only for insertps alternative.
19016 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19018 * config/bfin/bfin.md (loadbytes): New pattern.
19019 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19020 (bfin_init_builtins): Initialize it.
19021 (bdesc_1arg): Add it.
19023 2008-05-15 Sa Liu <saliu@de.ibm.com>
19025 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19026 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19027 * testsuite/lib/target-supports.exp: Add
19028 check_effective_target_fortran_integer_16.
19030 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19032 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19033 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19034 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19035 (TARGET_RETURN_IN_MEMORY): Define.
19037 2008-05-15 Richard Guenther <rguenther@suse.de>
19039 PR middle-end/36244
19040 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19041 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19042 represent unmodifiable vars.
19044 2008-05-15 Richard Guenther <rguenther@suse.de>
19046 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19047 INDIRECT_REF and TARGET_MEM_REF.
19048 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19051 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19052 H.J. Lu <hongjiu.lu@intel.com>
19054 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19055 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19056 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19057 insn alternatives. Add missing alternatives.
19058 (*vec_concatv2di_rex64_sse4_1): Likewise.
19059 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19060 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19061 Require TARGET_SSE.
19063 2008-05-15 Richard Guenther <rguenther@suse.de>
19065 PR tree-optimization/36009
19066 PR tree-optimization/36204
19067 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19068 (determine_invariantness_stmt): Record the loop a store is
19069 always executed in.
19070 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19073 2008-05-15 Richard Guenther <rguenther@suse.de>
19075 PR tree-optimization/34330
19076 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19077 through the pointer will alias the SMT.
19079 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19081 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19083 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19085 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19087 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19088 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19090 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19091 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19092 (vashl_optab): New optab for vector/vector shifts.
19093 (vashr_optab): Ditto.
19094 (vlshr_optab): Ditto.
19095 (vrotl_optab): Ditto.
19096 (vrotr_optab): Ditto.
19097 (optab_subtype): New enum for optab_for_tree_code call.
19098 (optab_for_tree_code): Add enum optab_subtype argument.
19100 * optabs.c (optab_for_tree_code): Take an additional argument to
19101 distinguish between a vector shift by a scalar and vector shift by
19102 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19103 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19104 vector shift by a vector.
19105 (expand_widen_pattern_expr): Pass additional argument to
19106 optab_for_tree_code.
19108 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19109 vrotl_optab, vrotr_optab.
19111 * expr.c (expand_expr_real_1): Update calls to
19112 optab_for_tree_code to distinguish between vector shifted by a
19113 scalar and vector shifted by a vector.
19114 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19115 (supportable_narrowing_operation): Ditto.
19116 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19117 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19118 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19119 (vect_create_epilog_for_reduction): Ditto.
19120 (vectorizable_reduction): Ditto.
19121 (vectorizable_operation): Ditto.
19122 (vect_strided_store_supported): Ditto.
19123 (vect_strided_load_supported): Ditto.
19124 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19125 * expmed.c (expand_shift): Ditto.
19127 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19129 (ashr@var{m}3): Ditto.
19130 (vashl@var{m}3): Document new vector/vector shift standard name.
19131 (vashr@var{m}3): Ditto.
19132 (vlshr@var{m}3): Ditto.
19133 (vrotl@var{m}3): Ditto.
19134 (vrotr@var{m}3): Ditto.
19136 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19137 (PPERM_INVERT): Ditto.
19138 (PPERM_REVERSE): Ditto.
19139 (PPERM_REV_INV): Ditto.
19140 (PPERM_ZERO): Ditto.
19141 (PPERM_ONES): Ditto.
19142 (PPERM_SIGN): Ditto.
19143 (PPERM_INV_SIGN): Ditto.
19144 (PPERM_SRC1): Ditto.
19145 (PPERM_SRC2): Ditto.
19147 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19148 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19149 allows a memory operand to be the value being added, and split it
19150 to improve vectorization.
19151 (sse5_pmacsdqh_mem): Ditto.
19152 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19153 (sse5_mulv2div2di3_high): Ditto.
19154 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19155 (vec_pack_trunc_v4si): Ditto.
19156 (vec_pack_trunc_v2di): Ditto.
19157 (sse5_pcmov_<mode>): Remove code that tried to use use
19158 andps/andnps instead of pcmov.
19159 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19160 pmacsdqh instructions.
19161 (vec_widen_smult_lo_v4si): Ditto.
19163 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19164 (PPERM_INVERT): Ditto.
19165 (PPERM_REVERSE): Ditto.
19166 (PPERM_REV_INV): Ditto.
19167 (PPERM_ZERO): Ditto.
19168 (PPERM_ONES): Ditto.
19169 (PPERM_SIGN): Ditto.
19170 (PPERM_INV_SIGN): Ditto.
19171 (PPERM_SRC1): Ditto.
19172 (PPERM_SRC2): Ditto.
19173 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19175 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19177 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19178 says ignore whether the last reference is a memory operand.
19180 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19181 Paolo Bonzini <bonzini at gnu dot org>
19183 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19186 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19187 (vlshr<mode>3): Rename from vlshr<mode>3.
19188 (vashr<mode>3): Rename from vashr<mode>3.
19189 (mulv4sf3): Change the names of vector shift patterns.
19193 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19196 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19221 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19222 (floatunssidf2_internal): Change vector/vector shift names.
19223 (floatunsdidf2_internal): Ditto.
19230 (vashl<mode>3): Rename from ashl<mode>3.
19231 (vashr<mode>3): Rename from ashr<mode>3.
19232 (vlshr<mode>3): Rename from lshr<mode>3.
19233 (vrotl<mode>3): Rename from rotl<mode>3.
19235 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19238 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19239 multiply gives the wrong value when doing widening multiplies.
19240 (vec_widen_smult_lo_v4si): Ditto.
19242 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19244 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19245 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19246 emit_library_call_value.
19247 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19248 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19249 * calls.c (initialize_argument_information, precompute_arguments,
19250 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19251 (precompute_arguments): Removed flags parameter.
19252 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19254 2008-05-14 Richard Guenther <rguenther@suse.de>
19256 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19257 Make sure to register the store if the use is a PHI_NODE.
19259 2008-05-14 Olivier Hainque <hainque@adacore.com>
19261 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19262 memory if the component is to be referenced in BLKmode according
19263 to get_inner_reference.
19265 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19267 * calls.c (emit_library_call_value_1): Restore code clearing
19268 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19270 2008-05-14 Olivier Hainque <hainque@adacore.com>
19271 Nicolas Roche <roche@adacore.com>
19273 * configure.ac: Add support for a "gcc_subdir" variable in
19274 config-lang.in, to denote a subdirectory where the language/GCC
19275 integration files are to be found.
19276 * configure: Regenerate.
19278 2008-05-14 Ira Rosen <irar@il.ibm.com>
19280 PR tree-optimization/36098
19281 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19282 value for the first load in the group in case of a gap.
19283 (vect_build_slp_tree): Check that there are no gaps in loads.
19285 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19287 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19288 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19289 expand_copysign_bit): Change call to emit_no_conflict_block to
19290 emit_insn and remove unneeded code to construct extra args.
19291 (emit_no_conflict_block): Removed.
19292 * optabls.h: (emit_no_conflict_block): Removed.
19293 * cse.c (cse_extended_basic_block): Remove search for
19294 REG_NO_CONFLICT note.
19295 * global.c: Removed incorrect comment added in revision 117.
19296 * expr.c (convert_move): Change call to emit_no_conflict_block to
19298 * recog.c: Change comments so that they do not mention
19300 * local_alloc.c (combine_regs): Removed last parameter.
19301 (no_conflict_p): Removed.
19302 (block_alloc): Removed note, no_conflict_combined_regno and set
19303 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19304 (combine_regs): Removed already_dead and code to look for
19305 REG_NO_CONFLICT notes.
19306 * lower_subreg (remove_retval_note): Removed code to look for
19307 REG_NO_CONFLICT block.
19308 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19309 (resolve_clobber): Remove code to process libcalls that have
19310 REG_NO_CONFLICT notes.
19311 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19313 * combine.c (can_combine_p, distribute_notes): Removed
19314 REG_NO_CONFLICT case.
19315 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19317 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19318 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19320 * reg-notes.def (NO_CONFLICT): Removed.
19322 2008-05-14 David S. Miller <davem@davemloft.net>
19324 * config/sparc/sparc.c (sparc_profile_hook): If
19325 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19326 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19327 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19329 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19331 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19333 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19336 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19337 and op1 expansion before vector concat to have less live pseudos.
19339 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19341 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19342 ix86_expand_vector_set if supported.
19344 2008-05-13 Diego Novillo <dnovillo@google.com>
19345 Kenneth Zadeck <zadeck@naturalbridge.com>
19347 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19349 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19350 phinodes_print_statistics, init_ssanames, fini_ssanames,
19351 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19352 release_ssa_name, release_defs, replace_ssa_name_symbol,
19353 ssanames_print_statistics): Move ...
19354 * tree-flow.h: ... here.
19355 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19356 Use FN instead of cfun.
19357 (make_ssa_name_fn): Rename from make_ssa_name.
19358 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19359 * tree-flow-inline.h (make_ssa_name): Move from
19360 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19361 * omp-low.c (expand_omp_parallel):
19362 * tree-flow-inline.h (redirect_edge_var_map_result):
19363 * tree-ssa.c (init_tree_ssa): Add argument FN.
19364 Use it instead of cfun. Update all users.
19366 2008-05-13 Tom Tromey <tromey@redhat.com>
19368 PR preprocessor/22168:
19369 * doc/cpp.texi (Top): Update menu.
19370 (Alternatives to Wrapper #ifndef): New node.
19371 (Other Directives): Document deprecation.
19372 (Obsolete Features): Remove menu.
19373 (Assertions): Merge node into Obsolete Features.
19374 (Obsolete once-only headers): Move earlier; rename to Alternatives
19375 to Wrapper #ifndef.
19376 * doc/cppopts.texi: Update.
19377 * c.opt (Wdeprecated): Enable for C and ObjC.
19378 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19379 (C++ Dialect Options): Move -Wno-deprecated from here to...
19380 (Warning Options): ... here.
19382 2008-05-13 Richard Guenther <rguenther@suse.de>
19384 PR middle-end/36227
19385 * fold-const.c (fold_sign_changed_comparison): Do not allow
19386 changes in pointer-ness.
19388 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19391 * config/sh/sh.c (sh_expand_prologue): Don't clear
19392 RTX_FRAME_RELATED_P for push insns.
19394 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19396 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19398 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19400 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19401 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19402 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19404 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19406 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19407 (*vec_concatv4sf_sse): This.
19408 (*sse2_concatv2si): Renamed to ...
19409 (*vec_concatv2si_sse2): This.
19410 (*sse1_concatv2si): Renamed to ...
19411 (*vec_concatv2si_sse): This.
19412 (*vec_concatv2di_rex): Renamed to ...
19413 (*vec_concatv2di_rex64): This.
19414 (*vec_concatv2si_sse4_1): New.
19415 (*vec_concatv2di_rex64_sse4_1): Likewise.
19417 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19419 PR rtl-optimization/36111
19420 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19421 that was created for swappable operands.
19423 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19426 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19427 * configure.ac: Add call to ACX_PROG_GNAT.
19429 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19431 * optc-gen.awk: Fix comment typo.
19433 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19435 * pretty-print.c (pp_integer_with_precision): Use
19436 HOST_LONG_LONG_FORMAT.
19438 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19440 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19442 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19444 * config/i386/i386.c (bdesc_ptest): Removed.
19445 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19446 (bdesc_args): Add __builtin_ia32_ptestz128,
19447 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19448 (ix86_init_mmx_sse_builtins): Updated.
19449 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19450 (ix86_expand_builtin): Updated.
19452 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19454 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19455 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19457 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19459 * value-prof.c (interesting_stringop_to_profile): Do not
19460 return early for BUILT_IN_MEMPCPY.
19462 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19464 * calls.c (expand_call): Don't use callgraph to increase
19465 preferred_stack_boundary.
19467 * cgraph.h (cgraph_rtl_info): Use unsigned on
19468 preferred_incoming_stack_boundary.
19470 * final.c (rest_of_clean_state): Use unsigned on
19471 preferred_stack_boundary.
19473 2008-05-09 Tom Tromey <tromey@redhat.com>
19475 PR preprocessor/22231:
19476 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19479 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19481 PR tree-optimization/36129
19482 * tree-ssa-ccp.c: Include value-prof.h.
19483 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19484 built-in function was folded to a constant.
19485 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19487 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19488 Sebastian Pop <sebastian.pop@amd.com>
19490 * tree-scalar-evolution.c: Document instantiate_scev.
19491 (instantiate_parameters_1): Renamed instantiate_scev_1.
19492 Don't use the same loop for instantiation_loop and evolution_loop.
19493 (instantiate_scev): New.
19494 (instantiate_parameters): Moved...
19495 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19496 same loop twice. Maintains the semantics for this function.
19497 * tree-scalar-evolution.h (instantiate_scev): Declare.
19498 (instantiate_parameters): ...here. Now static inline.
19499 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19500 instead of resolve_mixers.
19502 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19504 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19506 2008-05-09 Tomas Bily <tbily@suse.cz>
19508 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19509 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19510 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19511 * c-common.c (c_common_truthvalue_conversion): Likewise.
19512 * tree-object-size.c (compute_object_offset): Likewise.
19513 * tree-inline.c (estimate_num_insns_1): Likewise.
19514 * varasm.c (const_hash_1, compare_constant, copy_constant)
19515 (compute_reloc_for_constant, output_addressed_constants)
19516 (initializer_constant_valid_p): Likewise.
19517 * c-omp.c (check_omp_for_incr_expr): Likewise.
19518 * gimplify.c (gimplify_expr): Likewise.
19519 * c-typeck.c (c_finish_return): Likewise.
19520 * tree-vectorizer.c (supportable_widening_operation)
19521 (supportable_narrowing_operation): Likewise.
19522 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19523 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19524 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19525 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19526 (descr_info_loc): Likewise.
19527 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19528 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19529 (fold_unary): Likewise.
19530 * builtins.c (get_pointer_alignment): Likewise.
19531 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19532 (instantiate_parameters_1): Likewise.
19533 * tree.c (expr_align, stabilize_reference): Likewise.
19534 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19535 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19536 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19537 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19538 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19539 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19541 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19542 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19543 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19544 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19545 (forward_propagate_comparison)
19546 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19547 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19548 * emit-rtl.c (component_ref_for_mem_expr)
19549 (set_mem_attributes_minus_bitpos): Likewise.
19550 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19551 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19553 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19554 (build_function_call, pointer_diff, build_compound_expr)
19555 (c_finish_return): Likewise.
19556 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19557 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19559 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19560 * expr.c (is_aligning_offset): Likewise.
19561 * tree-ssa-alias.c (is_escape_site): Likewise.
19562 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19563 (check_all_va_list_escapes): Likewise.
19564 * tree-ssa-loop-ivopts.c (determine_base_object)
19565 (determine_common_wider_type): Likewise.
19566 * dojump.c (do_jump): Likewise.
19567 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19568 * tree-gimple.c (is_gimple_cast): Likewise.
19569 * fold-const.c (decode_field_reference)
19570 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19571 (fold_binary): Likewise.
19572 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19573 (already_warned_in_frontend_p): Likewise.
19574 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19575 * tree.c (really_constant_p, get_unwidened): Likewise.
19576 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19577 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19578 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19580 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19582 (CONVERT_EXPR_P): Define.
19583 (CASE_CONVERT): Define.
19585 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19587 PR middle-end/36117
19588 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19589 (delete_unmarked_insns): When deleting a call, call
19590 delete_unreachable_blocks.
19591 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19592 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19594 2008-05-08 Richard Guenther <rguenther@suse.de>
19596 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19597 (-ftree-salias): Likewise.
19598 (salias-max-implicit-fields): Remove param documentation.
19599 (salias-max-array-elements): Likewise.
19600 * tree-pass.h (pass_create_structure_vars): Remove.
19601 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19602 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19603 * tree-ssa-alias.c (create_structure_vars): Remove.
19604 (gate_structure_vars): Likewise.
19605 (pass_create_structure_vars): Likewise.
19606 (gate_build_alias): Likewise.
19607 (pass_build_alias): Adjust to run always and dump the function.
19608 * common.opt (ftree-salias): Hide.
19609 * passes.c (init_optimization_passes): Remove
19610 pass_create_structure_vars, adjust comment.
19611 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19612 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19613 * opts.c (decode_options): Do not set flag_tree_salias.
19614 (common_handle_option): Add OPT_ftree_salias to the backward
19615 compatibility section.
19617 2008-05-08 Richard Guenther <rguenther@suse.de>
19619 * tree-flow-inline.h (var_can_have_subvars): Move ...
19620 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19621 * tree-flow.h (var_can_have_subvars): Remove.
19622 (push_fields_onto_fieldstack): Remove.
19623 (sort_fieldstack): Likewise.
19624 (struct fieldoff): Move ...
19625 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19626 alias_set and base_for_components fields.
19627 (sort_fieldstack): Make static.
19628 (push_fields_onto_fieldstack): Likewise. Remove code that
19629 handles anything but RECORD_TYPEs. Remove alias_set and
19630 base_for_components handling.
19631 (create_variable_info_for): Adjust.
19633 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19635 * common.opt (Wframe-larger-than=): Shorten the help message
19637 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19639 2008-05-08 Rafael Espíndola <espindola@google.com>
19641 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19643 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19644 trap and that both operands are gimple values.
19645 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19646 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19649 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19651 * read-rtl.c (join_c_conditions): Return the first string if the
19652 two strings are equal.
19654 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19656 * gensupport.h (pred_data): Add a "num_codes" field.
19657 (add_predicate_code): Declare.
19658 * gensupport.c (add_predicate_code): New function.
19659 (std_pred_table): Add an "allows_const_p" field.
19660 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19661 Remove the (incomplete) list of such codes from the codes field.
19662 (init_predicate_table): Use add_predicate_code. Add all
19663 RTX_CONST_OBJs if allows_const_p is true.
19664 * genrecog.c (process_define_predicate): Use add_predicate_code.
19666 2008-05-08 David Daney <ddaney@avtrex.com>
19667 Richard Sandiford <rsandifo@nildram.co.uk>
19669 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19670 special case of constant zero operands.
19671 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19672 old and new values. Special case constant zero values.
19673 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19675 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19676 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19678 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19681 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19682 similar RTX_CONST_OBJ before CONST_INT.
19684 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19686 * stmt.c (expand_stack_restore): Change sa mode if needed.
19688 2008-05-08 Richard Guenther <rguenther@suse.de>
19690 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19691 return type to bool.
19692 (ix86_sol10_return_in_memory): Likewise.
19693 (ix86_i386elf_return_in_memory): Likewise.
19694 (ix86_i386interix_return_in_memory): Likewise.
19695 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19696 (ix86_sol10_return_in_memory): Likewise.
19697 (ix86_i386elf_return_in_memory): Likewise.
19698 (ix86_i386interix_return_in_memory): Likewise.
19700 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19703 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19705 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19706 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19709 2008-05-08 Richard Guenther <rguenther@suse.de>
19711 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19712 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19713 (DR_SUBVARS): Remove.
19714 * tree-dfa.c (dump_subvars_for): Remove.
19715 (debug_subvars_for): Likewise.
19716 (dump_variable): Do not dump subvars.
19717 (remove_referenced_var): Do not remove subvars.
19718 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19719 (lookup_subvars_for_var): Remove.
19720 (get_subvars_for_var): Likewise.
19721 (get_subvars_at): Likewise.
19722 (get_first_overlapping_subvar): Likewise.
19723 (overlap_subvar): Likewise.
19724 * tree-flow.h (subvar_t): Remove.
19725 (struct var_ann_d): Remove subvars field.
19726 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19727 argument. Remove special handling of SFTs.
19728 (compute_tag_properties): Likewise.
19729 (set_initial_properties): Likewise.
19730 (compute_call_clobbered): Likewise.
19731 (count_mem_refs): Likewise.
19732 (compute_memory_partitions): Likewise.
19733 (compute_flow_insensitive_aliasing): Likewise.
19734 (setup_pointers_and_addressables): Likewise.
19735 (new_type_alias): Likewise.
19736 (struct used_part): Remove.
19737 (used_portions): Likewise.
19738 (struct used_part_map): Likewise.
19739 (used_part_map_eq): Likewise.
19740 (used_part_map_hash): Likewise.
19741 (free_used_part_map): Likewise.
19742 (up_lookup): Likewise.
19743 (up_insert): Likewise.
19744 (get_or_create_used_part_for): Likewise.
19745 (create_sft): Likewise.
19746 (create_overlap_variables_for): Likewise.
19747 (find_used_portions): Likewise.
19748 (create_structure_vars): Likewise.
19749 * tree.def (STRUCT_FIELD_TAG): Remove.
19750 * tree.h (MTAG_P): Adjust.
19751 (struct tree_memory_tag): Remove base_for_components and
19752 unpartitionable flags.
19753 (struct tree_struct_field_tag): Remove.
19754 (SFT_PARENT_VAR): Likewise.
19755 (SFT_OFFSET): Likewise.
19756 (SFT_SIZE): Likewise.
19757 (SFT_NONADDRESSABLE_P): Likewise.
19758 (SFT_ALIAS_SET): Likewise.
19759 (SFT_UNPARTITIONABLE_P): Likewise.
19760 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19761 (union tree_node): Remove sft field.
19762 * alias.c (get_alias_set): Remove special handling of SFTs.
19763 * print-tree.c (print_node): Remove handling of SFTs.
19764 * tree-dump.c (dequeue_and_dump): Likewise.
19765 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19766 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19767 * tree-predcom.c (set_alias_info): Do not set subvars.
19768 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19769 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19770 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19771 (add_vars_for_offset): Remove.
19772 (add_virtual_operand): Remove special handling of SFTs.
19773 (add_call_clobber_ops): Likewise.
19774 (add_call_read_ops): Likewise.
19775 (get_asm_expr_operands): Likewise.
19776 (get_modify_stmt_operands): Likewise.
19777 (get_expr_operands): Likewise.
19778 (add_to_addressable_set): Likewise.
19779 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19780 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19781 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19782 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19783 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19784 (tree_node_structure): Likewise.
19785 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19787 (find_what_p_points_to): Likewise.
19789 2008-05-08 Sa Liu <saliu@de.ibm.com>
19791 * config/spu/spu.md: Fixed subti3 pattern.
19793 2008-05-08 Richard Guenther <rguenther@suse.de>
19795 PR middle-end/36154
19796 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19797 sure to create a representative for trailing arrays for PTA.
19799 2008-05-08 Richard Guenther <rguenther@suse.de>
19801 PR middle-end/36172
19802 * fold-const.c (operand_equal_p): Two objects which types
19803 differ in pointerness are not equal.
19805 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19807 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19808 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19809 (emit_library_call_value_1): Add new variable fndecl initialized by
19810 NULL_TREE. It should be the decl type of orgfun, but this information
19811 seems not to be available here, so it uses the default calling abi.
19812 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19813 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19814 by TARGET_RETURN_IN_MEMORY.
19815 * config/i386/i386-interix.h: Likewise.
19816 * config/i386/i386.h: Likewise.
19817 * config/i386/i386elf.h: Likewise.
19818 * config/i386/ptx4-i.h: Likewise.
19819 * config/i386/sol2-10.h: Likewise.
19820 * config/i386/sysv4.h: Likewise.
19821 * config/i386/vx-common.h: Likewise.
19822 * config/cris/cris.h: Removed #if 0 clause.
19823 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19824 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19826 (ix86_sol10_return_in_memory): Likewise.
19827 (ix86_i386elf_return_in_memory): New.
19828 (ix86_i386interix_return_in_memory): New.
19829 * config/mt/mt-protos.h (mt_return_in_memory): New.
19830 * config/mt/mt.c: Likewise.
19831 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19832 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19833 * config/bfin/bfin.h: Likewise.
19834 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19836 * config/bfin/bfin.c: Likewise.
19837 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19838 * config/alpha/unicosmk.h: Likewise.
19839 * config/i386/cygming.h: Likewise.
19840 * config/iq2000/iq2000.h: Likewise.
19841 * config/mips/mips.h: Likewise.
19842 * config/mn10300/mn10300.h: Likewise.
19843 * config/rs6000/rs6000.h: Likewise.
19844 * config/score/score.h: Likewise.
19845 * config/spu/spu.h: Likewise.
19846 * config/v850/v850.h: Likewise.
19847 * defaults.h: Likewise.
19848 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19849 * expr.c (emit_block_move): Adjust use of
19850 OUTGOING_REG_PARM_STACK_SPACE.
19851 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19852 OUTGOING_REG_PARM_STACK_SPACE.
19853 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19855 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19857 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19858 on OMP_RETURN for OMP_FOR.
19861 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19862 (fortran_common): New function.
19863 (gen_variable_die): Call fortran_common instead of common_check,
19864 adjust for it returning tree instead of rtx. Formatting.
19866 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19870 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19871 * c-decl.c (merge_decls): Ditto.
19872 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19873 to RTL_CONST_OR_PURE_CALL_P.
19874 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19875 Initialized DECL_LOOPING_CONST_PURE.
19876 (process_call_operands): Set tree_side_effects properly.
19877 * tree.h (TREE_READONLY_DECL_P): Removed.
19878 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19879 (DECL_LOOPING_OR_CONST_P): New macro.
19880 (struct tree_function_decl): Added looping_const_or_pure_p.
19881 (ECF_*) Renumbered.
19882 (ECF_LOOPING_OR_CONST_P): New macro.
19883 * rtlanal.c (pure_const_p): Removed.
19884 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19885 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19886 to RTL_CONST_CALL_P.
19887 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19888 (check_decl, check_tree, check_call, scan_function): Initialize
19890 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19891 (static_execute): Set looping true for recursive functions.
19892 Undo setting state to IPA_NEITHER for recursive functions.
19893 * cse.c (cse_insn):
19894 * ifcvt.c (noce_can_store_speculate_p): Changed
19895 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19896 RTL_CONST_OR_PURE_CALL_P.
19897 * dse.c (scan_insn): Ditto.
19898 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19899 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19900 RTL_CONST_OR_PURE_CALL_P.
19901 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19902 pure_call_p to RTL_CONST_CALL_P.
19903 * gimplify.c (gimplify_call_expr): Clear side effects for
19904 non-looping pure and constant calls.
19905 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19906 (flags_from_decl_or_type): Set ecf flags from decl flags.
19907 (initialize_argument_information): Turn off
19908 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19909 Change const to pure if callee_copies is true rather than just
19911 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19912 way of marking pure calls.
19913 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19914 Remove hack that was supposed to fix pr7335 and remove old
19915 way of marking pure calls.
19916 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19917 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19918 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19919 RTL_CONST_OR_PURE_CALL_P.
19920 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19921 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19922 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19923 * sched-deps.c (schedule_analyze): Ditto.
19924 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19925 return_val field of calls to represent pure and const function info.
19926 (CONST_OR_PURE_CALL_P): Deleted macro.
19927 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19928 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19929 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19931 * tree-optimize.c (execute_fixup_cfg): Added test for
19932 ECF_LOOPING_CONST_OR_PURE.
19933 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19935 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19936 effects for looping pure or const calls.
19937 (verify_gimple_expr): Added verification code.
19938 * config/alpha/alpha.c (alpha_legitimize_address,
19939 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19941 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19942 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19943 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19944 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19945 RTL_CONST_OR_PURE_CALL_P.
19946 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19947 and const calls to be deleted.
19949 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19952 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19953 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19954 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19955 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19956 to handle nonimmediate operands.
19957 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19958 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19959 to handle nonimmediate operands.
19960 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19961 (mmx_pmulhrwv4hi3): New expander. Use
19962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19963 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19964 (sse2_umulv1siv1di3): New expander. Use
19965 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19966 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19967 (mmx_eq<mode>3): New expander. Use
19968 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19969 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19970 (mmx_uavgv8qi3): New expander. Use
19971 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19972 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19973 (mmx_uavgv4hi3): New expander. Use
19974 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19976 * config/i386/sse.md
19977 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19978 to handle nonimmediate operands.
19979 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19980 to handle nonimmediate operands.
19981 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19982 to handle nonimmediate operands.
19983 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19984 to handle nonimmediate operands.
19985 (sse2_unpckhpd_exp): New expander. Use
19986 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19987 (sse2_unpcklpd_exp): New expander. Use
19988 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19989 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19990 to handle nonimmediate operands.
19991 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19992 to handle nonimmediate operands.
19993 (*sse2_<plusminus_insn><mode>3): Rename from
19994 sse2_<plusminus_insn><mode>3 insn pattern.
19995 (sse2_<plusminus_insn><mode>3): New expander. Use
19996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19997 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19998 (sse2_umulv2siv2di3): New expander. Use
19999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20000 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20001 (sse4_1_mulv2siv2di3): New expander. Use
20002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20003 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20004 (sse2_pmaddwd): New expander. Use
20005 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20006 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20007 (sse2_eq<mode>3): New expander. Use
20008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20009 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20010 (sse4_1_eqv2di3): New expander. Use
20011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20012 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20013 (sse2_uavgv16qi3): New expander. Use
20014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20015 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20016 (sse2_uavgv16qi3): New expander. Use
20017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20018 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20019 (sse2_uavgv8hi3): New expander. Use
20020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20021 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20022 (ssse3_pmulhrswv8hi3): New expander. Use
20023 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20024 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20025 (ssse3_pmulhrswv4hi3): New expander. Use
20026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20028 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20029 (<sse>_vmmul<mode>3): Ditto.
20030 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20032 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20033 (ssse3_pmaddubsw): Ditto.
20035 * config/i386/i386.c (struct_builtin_description)
20036 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20037 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20038 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20039 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20040 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20041 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20042 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20043 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20044 (ix86_fixup_binary_operands): Assert that src1
20045 and src2 must have the same mode when swapped.
20046 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20047 and ix86_binary_operator_ok. Do not force operands in registers
20050 2008-05-07 Jan Hubicka <jh@suse.cz>
20052 * cgraph.c (dump_cgraph_node): Update.
20053 * cgraph.h (cgraph_local_info): Break out inline summary.
20054 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20056 * ipa-inline (inline_summary): New accestor function.
20057 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20058 cgraph_decide_inlining, compute_inline_parameters): Update.
20059 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20061 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20063 Cleanup ColdFire scheduling support and add V4 pipeline model.
20065 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20066 (define_attr cpu): Add cfv4 value.
20067 (define_attr type, define_attr type1): Merge into a single 'type'
20068 attribute. Update all uses.
20069 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20070 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20072 (define_attr opx_mem, define_attr opy_mem): Remove.
20073 (define_attr op_mem): Clean up, update comment.
20074 (define_attr size): Use specific values instead of general int.
20075 (define_attr guess, define_attr split): Remove. Update all uses.
20076 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20077 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20078 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20079 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20080 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20081 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20082 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20083 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20084 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20085 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20086 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20087 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20088 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20089 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20090 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20091 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20092 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20093 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20094 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20095 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20096 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20097 Update or set attributes.
20098 (stack_tie): New fake instruction.
20100 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20101 (m68k_sched_attr_size): Update declaration.
20102 (m68k_sched_attr_type2): Remove.
20103 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20104 Declare new bypass predicates.
20106 * config/m68k/m68k.c (m68k_sched_issue_rate,
20107 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20109 (TARGET_SCHED_ISSUE_RATE,
20110 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20111 (override_options): Handle scheduling for ColdFire V4 core.
20112 (m68k_expand_prologue): Emit stack_tie.
20113 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20114 'OP_TYPE_FPN'. Update all uses.
20115 (sched_guess_p): Remove.
20116 (sched_address_type): Handle symbolic addresses.
20117 (sched_get_operand): New static function.
20118 (sched_operand_type): Merge into sched_attr_op_type.
20119 (sched_attr_op_type): Handle FP registers, handle quick constants,
20121 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20122 (m68k_sched_attr_size): Update. Move logic to ...
20123 (sched_get_attr_size_int): New static function.
20124 (sched_get_opxy_mem_type): New static function.
20125 (m68k_sched_attr_op_mem): Update.
20126 (m68k_sched_attr_type2): Remove.
20127 (sched_cfv4_bypass_data): New static variable.
20128 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20129 (m68k_sched_issue_rate): Implement scheduler hook.
20130 (struct _sched_ib: enabled_p): New field.
20131 (m68k_sched_variable_issue): Update. Handle V4.
20132 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20133 sched_dump_class_func_t, sched_dump_split_class,
20134 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20135 sched_dump_dfa_class, m68k_sched_dump): Remove.
20136 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20138 (m68k_sched_init_global): Remove statisctics dumping, introduce
20139 sanity check that all instructions have pipeline reservations. Handle
20141 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20142 Handle ColdFire V4 core.
20143 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20144 New static functions.
20145 (m68k_sched_address_bypass_p): New bypass predicate.
20146 (sched_get_indexed_address_scale): New static function.
20147 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20149 * cf.md: Update comments.
20150 (define_attr type2): Remove. Use 'type' attribute instead.
20152 (cf_ib): Rename to cfv123_ib. Update all uses.
20153 (cf_oep): Rename to cfv123_oep. Update all uses.
20154 (cf_chr): Rename to cfv123_chr. Update all uses.
20155 (cf_mem): Rename to cfv123_mem. Update all uses.
20156 (cf_mac): Move to more appropriate place.
20157 (cfv123_guess): New automaton and cpu_unit.
20158 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20159 Update uses of 'size' attribute. Handle before reload scheduling.
20160 (cfv123_guess): New dummy reservation for unhandled instructions.
20161 (cfv4_*): Pipeline description of ColdFire V4 core.
20162 (ignore): New reservation to handle 'ignore' type.
20164 2008-05-07 Ian Lance Taylor <iant@google.com>
20166 PR middle-end/36013
20167 * gimplify.c (find_single_pointer_decl_1): Don't look through
20169 (find_single_pointer_decl): Adjust comments.
20171 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20173 PR middle-end/36137
20174 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20175 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20177 PR middle-end/36106
20178 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20179 integral type rather than floating point, then VIEW_CONVERT_EXPR
20180 to the floating point type.
20182 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20184 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20185 TFmode op0 to register.
20187 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20189 * c-decl.c (grokdeclarator): Comment typo.
20191 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20193 * tree-flow.h: Remove prototype for computed_goto_p.
20194 * tree-cfg.c (computed_goto_p): Make static.
20196 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20199 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20200 (contains_aligned_value_p): This. Handle _Decimal128.
20201 (ix86_function_arg_boundary): Only align _Decimal128 to its
20202 natural boundary and handle it properly.
20204 2008-05-06 Martin Jambor <mjambor@suse.cz>
20206 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20207 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20208 (ipcp_method_set_orig_node): Removed.
20209 (ipcp_cval_get_cvalue_type): Removed.
20210 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20211 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20212 (ipcp_cval_set_cvalue_type): Removed.
20213 (ipcp_cval_get_cvalue): Removed.
20214 (ipcp_cval_set_cvalue): Removed.
20215 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20216 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20217 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20218 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20219 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20220 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20221 (ipcp_get_ith_lattice): Changed parameters.
20222 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20223 (ipcp_lattice_from_jfunc): Changed parameters.
20224 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20225 (ipcp_method_cval_print): Added temporary variable info.
20226 (ipcp_redirect): Removed already unused local variable caller.
20227 (ipcp_redirect): New temporary variable orig_callee_info
20228 (ipcp_redirect): Removed newly unused local variable callee.
20229 (ipcp_redirect): Removed (a bit confusing) local variable type.
20230 (ipcp_insert_stage): Added local variable info.
20231 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20233 (ipcp_formal_create): Removed.
20234 (ipcp_method_cval_set): Removed.
20235 (ipcp_propagate_stage): Renamed lattice variables.
20236 (ipcp_method_cval_set_cvalue_type): Removed.
20237 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20238 (ipcp_print_all_lattices): Changed printed strings to refer to
20239 lattices rather than cvals.
20240 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20241 (ipcp_propagate_const): Changed formal parameters.
20242 (build_const_val): Changed formal parameters.
20243 (ipcp_insert_stage): Removed useless variable cvalue
20244 (build_const_val): Changed formal parameters.
20245 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20246 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20247 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20248 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20249 (ipcp_print_func_profile_counts): Changed string from "method" to
20251 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20252 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20253 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20254 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20255 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20256 (ipcp_lat_is_const): Changed parameters and made inline.
20257 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20258 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20259 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20260 the predicate condition directly
20261 (ipcp_propagate_stage): Added local variable args. Removed local
20262 variable callee. (Both are mere code simplifications.)
20263 (ipcp_method_dont_insert_const): Renamed to
20264 ipcp_node_not_modifiable_p.
20265 (ipcp_node_not_modifiable_p): Made inline.
20266 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20267 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20268 (ipcp_print_all_lattices): Removed variable cvalue
20269 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20272 2008-05-06 Olivier Hainque <hainque@adacore.com>
20274 * tree-sra.c (try_instantiate_multiple_fields): Early return
20275 if field has POINTER_TYPE.
20277 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20279 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20280 by using 'q' specifier for instruction.
20281 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20283 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20285 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20286 Change mode of zero_extract from QImode to HImode.
20287 (sign bit tests peepholes): (Ditto.).
20289 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20291 * config/i386/mmx.md: Remove double backslashes from asm templates.
20292 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20293 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20294 to handle nonimmediate operands.
20295 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20296 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20297 to handle nonimmediate operands.
20298 (*mmx_<code>v2sf3_finite): New insn pattern.
20299 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20300 (mmx_<code>v2sf3): New expander. Use
20301 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20302 (mmx_<plusminus_insn><mode>3): New expander. Use
20303 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20304 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20305 (mmx_add<mode>3): Removed.
20306 (mmx_ssadd<mode>3): Ditto.
20307 (mmx_usadd<mode>3): Ditto.
20308 (mmx_sub<mode>3): Ditto.
20309 (mmx_sssub<mode>3): Ditto.
20310 (mmx_ussub<mode>3): Ditto.
20311 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20312 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20313 to handle nonimmediate operands.
20314 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20316 (mmx_smulv4hi3_highpart): New expander. Use
20317 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20318 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20320 (mmx_umulv4hi3_highpart): New expander. Use
20321 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20322 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20323 (mmx_<code>v4hi3): New expander. Use
20324 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20325 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20326 (mmx_<code>v8qi3): New expander. Use
20327 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20328 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20329 (mmx_<code><mode>3): New expander. Use
20330 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20332 2008-05-05 Jan Hubicka <jh@suse.cz>
20334 PR tree-optimization/36118
20335 * passes.c (pass_init_dump_file): Fix dump header.
20337 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20339 PR middle-end/36141
20340 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20341 VCE for function decls.
20343 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20345 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20347 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20349 * config/i386/i386.md (sat_plusminus): New.
20350 (plusminus_insn): Likewise.
20351 (plusminus_mnemonic): Likewise.
20353 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20354 (*<addsub><mode>3_cc_overflow): Renamed to ...
20355 (*<plusminus_insn><mode>3_cc_overflow): This.
20356 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20357 (*<plusminus_insn>si3_zext_cc_overflow): This.
20359 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20360 (<plusminus_insn><mode>3): This.
20361 (*<addsub><mode>3): Renamed to ...
20362 (*<plusminus_insn><mode>3): This.
20363 (<sse>_vm<addsub><mode>3): Renamed to ...
20364 (<sse>_vm<plusminus_insn><mode>3): This.
20365 (sse3_h<addsub>v4sf3): Renamed to ...
20366 (sse3_h<plusminus_insn>v4sf3): This.
20367 (sse3_h<addsub>v2df3): Renamed to ...
20368 (sse3_h<plusminus_insn>v2df3): This.
20369 (<plusminus_insn><mode>3): New.
20370 (*<plusminus_insn><mode>3): Likewise.
20371 (sse2_<plusminus_insn><mode>3): Likewise.
20372 (add<mode>): Removed.
20373 (*add<mode>3): Likewise.
20374 (sse2_ssadd<mode>3): Likewise.
20375 (sse2_usadd<mode>3): Likewise.
20376 (sub<mode>3): Likewise.
20377 (*sub<mode>3): Likewise.
20378 (sse2_sssub<mode>3): Likewise.
20379 (sse2_ussub<mode>3): Likewise.
20381 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20383 * gthr-single.h: Add in required interface elements as per gthr.h.
20384 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20385 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20386 Generalize UNUSED macro.
20387 (__gthread_once): Add.
20388 (__gthread_key_create): Add.
20389 (__gthread_key_delete): Add.
20390 (__gthread_getspecific): Add.
20391 (__gthread_setspecific): Add.
20393 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20395 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20396 the same size types for the indirect reference on the rhs, then
20399 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20401 * config/i386/i386.md
20402 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20403 one insn template instead of template series.
20404 (*xordi_1_rex64): Ditto.
20405 (*xordi_2_rex64): Ditto.
20407 2008-05-05 Ira Rosen <irar@il.ibm.com>
20409 PR tree-optimization/36119
20410 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20413 2008-06-04 Jan Hubicka <jh@suse.cz>
20415 tree-optimization/36100
20416 * tree-pass.h (pass_O0_always_inline): Declare.
20417 * ipa-inline.c (inline_transform): Remove dead code.
20418 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20419 pass_O0_always_inline): New.
20420 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20422 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20424 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20425 mnemonic in this_param move for TARGET_64BIT.
20427 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20429 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20430 (*strmovsi_rex_1): Ditto.
20431 (*strsetsi_1): Ditto.
20432 (*strsetsi_rex_1): Ditto.
20434 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20435 adddicc expanders using SWI mode iterator.
20437 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20440 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20443 2008-05-04 David S. Miller <davem@davemloft.net>
20445 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20446 (sparc*-*-linux*): Use linux.h in tm_file.
20447 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20448 compiler defaulting to 32-bit.
20449 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20451 * config/sparc/linux.h: Remove definitions now obtained
20452 properly from linux.h
20453 * config/sparc/linux64.h: Likewise.
20454 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20455 don't want this setting for 32-bit builds in a biarch compiler.
20456 * doc/install.texi: Add sparc-linux to list of targets
20457 supporting --enable-targets=all.
20459 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20461 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20463 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20465 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20466 after V4SI_FTYPE_V8HI.
20467 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20468 case V4SI_FTYPE_V2DF.
20470 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20472 * doc/invoke.texi (max-flow-memory-locations): Removed.
20473 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20475 2008-05-03 Richard Guenther <rguenther@suse.de>
20477 PR middle-end/34973
20478 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20480 2008-05-02 David S. Miller <davem@davemloft.net>
20482 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20484 2008-05-02 Simon Baldwin <simonb@google.com>
20487 * c-common.h (warn_array_subscript_range): Removed.
20488 * c-common.c (warn_array_subscript_range): Ditto.
20489 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20490 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20492 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20494 * config/i386/i386.c (ix86_special_builtin_type): New.
20495 (bdesc_special_args): Likewise.
20496 (ix86_expand_special_args_builtin): Likewise.
20497 (ix86_init_mmx_sse_builtins): Updated.
20498 (ix86_expand_builtin): Updated.
20499 (ix86_expand_store_builtin): Removed.
20500 (ix86_expand_unop_builtin): Likewise.
20502 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20503 * config/i386/mmintrin.h (__v2sf): Here.
20505 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20507 (_mm_loadl_pi): Likewise.
20508 (_mm_storeh_pi): Replace __v2si with __v2sf.
20509 (_mm_storel_pi): Likewise.
20511 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20512 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20513 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20514 __builtin_ia32_loadlpd.
20516 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20518 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20519 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20520 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20521 (ix86_init_mmx_sse_builtins): Updated.
20522 (ix86_expand_args_builtin): Likewise.
20523 (ix86_expand_builtin): Likewise.
20524 (ix86_expand_unop1_builtin): Renamed to ...
20525 (ix86_expand_unop_vec_merge_builtin): This.
20527 2008-05-01 Jan Hubicka <jh@suse.cz>
20530 * ipa-inline.c (inline_generate_summary): Make static.
20531 (inline_transform): Do not call inlining at -O0; make static.
20532 * passes.c (execute_todo): Add sanity check.
20533 (execute_one_ipa_transform_pass): Execute proper flags.
20535 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20537 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20538 (DECL_NONADDRESSABLE_P): Likewise.
20539 * alias.c (record_component_aliases): Fix comment.
20541 2008-05-01 Simon Baldwin <simonb@google.com>
20543 * c-common.h (warn_array_subscript_range): New function.
20544 * c-common.c (warn_array_subscript_range): Ditto.
20545 * tree-vrp.c (check_array_ref): Corrected code to agree with
20546 comment, ignoring only arrays of size 0 or size 1.
20547 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20549 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20551 * config/i386/i386.c (ix86_builtin_type): Replace
20552 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20553 (bdesc_args): Updated.
20554 (ix86_init_mmx_sse_builtins): Likewise.
20555 (ix86_expand_args_builtin): Likewise.
20557 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20560 * doc/extend.texi: Correct __builtin_ia32_palignr.
20562 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20565 * config/i386/i386.c (bdesc_crc32): Removed.
20566 (ix86_expand_crc32): Likewise.
20567 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20568 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20569 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20570 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20571 UINT_FTYPE_UINT_UCHAR.
20572 (bdesc_args): Updated. Add crc32 builtins.
20573 (ix86_init_mmx_sse_builtins): Updated.
20574 (ix86_expand_args_builtin): Updated to support subreg.
20576 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20578 2008-05-01 Jan Hubicka <jh@suse.cz>
20580 * tree-pass.h (opt_pass): Add IPA_PASS.
20581 (varpool_node, cgraph_node): Forward declare.
20582 (ipa_opt_pass): Define.
20583 (pass_ipa_inline): Turn into ipa_opt_pass.
20584 (pass_apply_inline): Remove.
20585 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20586 (apply_inline): Turn into ....
20587 (inline_transform): ... this one.
20588 (inline_generate_summary): New function.
20589 (pass_apply_inline): Remove.
20590 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20592 (struct function): Add ipa_transforms_to_apply.
20593 * passes.c (register_one_dump_file): Work on IPA_PASS.
20594 (init_optimization_passes): Remove pass_inline_parameters and
20596 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20597 (execute_one_pass) ... here; apply transforms when possible.
20598 (add_ipa_transform_pass, execute_ipa_summary_asses,
20599 execute_one_ipa_transform_pass): New.
20600 (execute_ipa_pass_list): Update for IPA_PASS type.
20602 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20604 * config/i386/i386.c (ix86_builtin_type): Add
20605 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20606 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20607 (bdesc_args): Add SSE4a builtins.
20608 (ix86_init_mmx_sse_builtins): Updated.
20609 (ix86_expand_args_builtin): Likewise.
20610 (ix86_expand_builtin): Likewise.
20612 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20614 * config/i386/i386.c (ix86_builtin_type): Add
20615 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20616 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20617 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20618 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20619 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20620 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20621 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20622 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20623 and DI_FTYPE_DI_DI_INT.
20624 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20625 (ix86_init_mmx_sse_builtins): Updated.
20626 (ix86_expand_args_builtin): Likewise.
20627 (ix86_expand_builtin): Likewise.
20628 (ix86_expand_binop_imm_builtin): Removed.
20630 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20632 2008-04-30 Richard Guenther <rguenther@suse.de>
20634 PR tree-optimization/32921
20635 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20637 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20639 * config/arm/arm.c (arm_unwind_emit): Use
20640 crtl->all_throwers_are_sibcalls instead of
20641 cfun->all_throwers_are_sibcalls.
20642 (arm_output_fn_unwind): Likewise.
20643 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20644 instead of cfun->uses_pic_offset_table.
20645 (frv_expand_prologue): Likewise.
20646 (frv_frame_pointer_required): Likewise.
20647 (frv_expand_fdpic_call): Likewise.
20648 (frv_emit_movsi): Likewise.
20649 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20650 cfun->returns_pcc_struct instead of
20651 current_function_returns_pcc_struct.
20652 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20653 instead of cfun->calls_eh_return.
20654 (m32c_pushm_popm): Likewise.
20655 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20656 "extern" declaration.
20658 2008-04-30 Richard Guenther <rguenther@suse.de>
20660 PR tree-optimization/21636
20661 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20663 (evaluate_stmt): Print the likely value.
20664 (ccp_visit_stmt): Avoid excessive vertical spacing.
20666 2008-04-30 Rafael Espíndola <espindola@google.com>
20668 * builtins.c (fold_call_expr): Return realret.
20669 * tree-ssa-threadedge.c
20670 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20671 __builtin_object_size.
20673 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20675 * gcc.c (wrapper_string): New variable.
20676 (insert_wrapper): New function.
20677 (execute): New option -wrapper.
20678 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20680 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20682 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20683 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20684 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20686 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20687 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20688 config/rs6000/e500crtres64gprctr.asm,
20689 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20690 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20691 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20692 config/rs6000/e500crtsav64gprctr.asm,
20693 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20694 config/rs6000/e500crtsavg64gprctr.asm: New files.
20695 * config/rs6000/t-ppccomm: Add build rules for new files.
20696 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20697 * config/rs6000/t-netbsd: Add build rules for new files.
20698 (LIB2FUNCS_STATIC_EXTRA): New variable.
20699 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20700 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20701 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20703 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20705 * config/i386/i386.c (ix86_builtin_type): Add
20706 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20707 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20708 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20709 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20710 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20711 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20712 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20713 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20714 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20715 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20716 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20717 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20718 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20719 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20720 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20721 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20722 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20723 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20724 V1DI_FTYPE_V2SI_V2SI.
20725 (bdesc_2arg): Moved to ...
20726 (bdesc_args): Here.
20727 (ix86_init_mmx_sse_builtins): Updated.
20728 (ix86_expand_args_builtin): Updated. Take a pointer
20729 to const struct builtin_description. Handle comparison
20731 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20732 (ix86_expand_builtin): Updated.
20734 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20735 (ssse3_pmaddubsw128): This.
20736 (ssse3_pmaddubswv4hi3): Renamed to ...
20737 (ssse3_pmaddubsw): This.
20739 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20740 (__builtin_ia32_packssdw128): Likewise.
20741 (__builtin_ia32_packuswb128): Likewise.
20742 (__builtin_ia32_pmaddubsw): Likewise.
20743 (__builtin_ia32_pmaddubsw128): Likewise.
20745 2008-04-30 Richard Guenther <rguenther@suse.de>
20747 PR tree-optimization/14847
20748 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20749 (recognize_bits_test): Use it.
20750 (recognize_single_bit_test): Likewise.
20752 2008-04-30 Martin Jambor <mjambor@suse.cz>
20754 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20755 instead of setting number of formal parameters to zero.
20756 (ipcp_init_stage): Do not set the number of actual parameters to zero
20758 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20759 which are called with variable number of arguments.
20760 (ipcp_insert_stage): Explicitely skipping all nodes which are
20761 called with variable number of arguments.
20762 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20763 number of parameters.
20765 * ipa-prop.h (struct ipa_node_params): Added flag
20766 called_with_var_arguments
20767 (ipa_set_param_count): Added. Changed sole setter to use it.
20768 (ipa_get_param_count): Added. All readers of param_count
20769 converted to use it instead.
20770 (ipa_set_called_with_variable_arg): Added.
20771 (ipa_is_called_with_var_arguments): Added.
20772 (ipa_get_ith_param): Added. All readers of param_decls converted
20774 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20776 (ipa_get_cs_argument_count): Added, all readers of argument_count
20778 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20781 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20782 (struct ipcp_lattice): Renamed cval_type to type
20783 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20785 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20786 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20787 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20788 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20789 (build_const_val): Changed the type of parameter cvalue to tree
20790 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20791 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20793 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20796 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20797 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20798 (ipa_add_method): Renamed to ipa_push_func_to_list
20799 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20800 (ipa_callsite_param_count): Removed.
20801 (ipa_callsite_param_count_set): Removed.
20802 (ipa_callsite_param): Removed.
20803 (ipa_callsite_callee): Removed.
20804 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20805 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20806 (ipa_method_formal_count): Removed.
20807 (ipa_method_formal_count_set): Removed.
20808 (ipa_method_get_tree): Removed.
20809 (ipa_method_tree_map_create): Removed.
20810 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20811 (ipa_create_param_decls_array): Creates the array itself
20812 (ipa_create_param_decls_array): Temporary variable info instead of
20813 a few dereferences.
20814 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20815 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20816 (get_type): Removed.
20817 (ipa_jf_get_info_type): Removed.
20818 (ipa_node_create): Renamed to ipa_create_node_params
20819 (ipa_free): Renamed to ipa_free_all_node_params
20820 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20821 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20822 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20823 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20824 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20825 ipa_free_all_edge_args
20826 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20827 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20828 (ipa_create_methodlist_node): Removed.
20829 (ipa_methodlist_method): Removed.
20830 (ipa_methodlist_method_set): Removed.
20831 (ipa_methodlist_next_method): Removed.
20832 (ipa_methodlist_next_method_set): Removed.
20833 (ipa_method_is_modified): Removed.
20834 (ipa_method_modify_create): Removed.
20835 (ipa_method_modify_init): Temporary variable info instead of a few
20837 (ipa_detect_param_modifications): Temporary variable info instead of
20838 a few dereferences.
20839 (ipa_compute_jump_functions): Temporary variable info instead of
20840 a few dereferences.
20841 (ipa_method_modify_set): Removed.
20842 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20843 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20844 than craph_node as the first parameter.
20845 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20846 (ipa_method_modify_init): Removed.
20847 (ipa_compute_jump_functions): Added a temp variable instead of
20848 repeatadly dereferencing the cgraph_edge.aux pointer
20849 (ipa_callsite_param_set_type): Removed.
20850 (ipa_compute_jump_functions): i renamed to index and moved to
20852 (ipa_callsite_param_set_info_type_formal): Removed.
20853 (ipa_callsite_param_set_info_type): Removed.
20854 (ipa_callsite_param_map_create): Removed.
20855 (ipa_callsite_tree): Removed.
20856 (ipa_callsite_caller): Removed.
20857 (ipa_pop_func_from_list): return_method removed to return_func
20859 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20860 prefixed all values with IPA_. Changed all users.
20861 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20862 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20863 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20864 (union parameter_info): Renamed to jump_func_value.
20865 (union jump_func_value): Renamed value to constant
20866 (struct ipa_jump_func): Renamed info_type to value
20867 (struct ipa_node): Renamed to ipa_node_params
20868 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20869 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20870 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20871 (struct ipa_edge): Renamed to ipa_edge_args
20872 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20873 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20874 (struct ipa_methodlist): Renamed to ipa_func_list
20875 (struct ipa_func_list): method_p renamed to node, next_method
20877 (ipa_methodlist_p): Removed, switched all users to struct pointer
20878 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20880 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20882 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20883 (rs6000_emit_epilogue): Use backchain to restore only when we
20884 have a large frame. Make use of frame pointer to restore if we
20885 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20887 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20889 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20890 Add mode to zero_extract.
20891 (sign bit tests peepholes): (Ditto.).
20893 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20895 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20896 Instructions in comments with SSE3.
20897 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20898 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20899 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20900 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20901 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20902 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20903 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20904 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20905 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20906 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20907 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20908 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20909 (bdesc_sse_args): Renamed to ...
20910 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20911 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20912 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20913 IX86_BUILTIN_FABSQ.
20914 (bdesc_1arg): Moved to ...
20915 (bdesc_args): Here.
20916 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20917 Instructions in comments with SSE3.
20918 (ix86_expand_sse_operands_builtin): Renamed to ...
20919 (ix86_expand_args_builtin): This. Updated.
20920 (ix86_expand_unop1_builtin): Update comments.
20921 (ix86_expand_builtin): Updated.
20923 2008-04-29 Richard Guenther <rguenther@suse.de>
20925 PR tree-optimization/36078
20926 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20927 Update virtual SSA form after cleaning up the CFG.
20929 2008-04-29 Richard Guenther <rguenther@suse.de>
20931 PR middle-end/15255
20932 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20934 2008-04-29 Richard Guenther <rguenther@suse.de>
20936 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20937 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20938 (compute_flow_insensitive_aliasing): Do not treat
20939 PTR_IS_REF_ALL pointers special.
20940 (get_smt_for): Likewise.
20941 (may_alias_p): Re-structure.
20942 (is_escape_site): A ref-all pointer conversion is not an escape site.
20943 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20944 PTR_IS_REF_ALL pointers special.
20945 * tree-ssa-structalias.h (struct alias_info): Remove
20946 ref_all_symbol_mem_tag field.
20947 (PTR_IS_REF_ALL): Remove.
20949 2008-04-29 Richard Guenther <rguenther@suse.de>
20951 PR middle-end/36077
20952 * fold-const.c (extract_muldiv_1): In combining division constants
20953 make sure to never overflow.
20955 2008-04-29 Nick Clifton <nickc@redhat.com>
20957 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20959 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20962 * optc-gen.awk: Work around HP-UX/IA awk bug.
20964 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20966 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20969 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20972 * config/i386/i386.md
20973 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20974 Change operand 1 predicate to nonimmediate_operand.
20976 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20979 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20981 * gengtype.c (walk_type, write_func_for_structure): Handle
20983 * doc/gty.texi: Document chain_circular.
20985 2008-04-28 Richard Guenther <rguenther@suse.de>
20987 PR tree-optimization/36066
20988 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20991 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20994 * config/i386/i386.md
20995 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20996 Use match_scratch instead of match_operand for operands 3 and 4.
20998 2008-04-27 Richard Guenther <rguenther@suse.de>
21000 PR tree-optimization/18754
21001 PR tree-optimization/34223
21002 * tree-pass.h (pass_complete_unrolli): Declare.
21003 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21004 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21005 Rewrite loop into loop closed SSA form if it is not already.
21006 (tree_unroll_loops_completely): Re-structure to iterate over
21007 innermost loops with intermediate CFG cleanups.
21008 Unroll outermost loops only if requested or the code does not grow
21010 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21011 loops are available.
21012 (tree_vectorize): Instead do so here.
21013 (tree_complete_unroll): Also unroll outermost loops.
21014 (tree_complete_unroll_inner): New function.
21015 (gate_tree_complete_unroll_inner): Likewise.
21016 (pass_complete_unrolli): New pass.
21017 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21018 uses outside of the loop.
21019 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21020 form if it is available.
21021 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21022 * passes.c (init_optimization_passes): Schedule complete inner
21023 loop unrolling pass before the first CCP pass after final inlining.
21025 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21027 * targhooks.h (default_emutls_var_fields,
21028 default_emutls_var_init): Declare.
21029 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21030 * target.h (struct gcc_target): Add struct emutls member.
21031 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21032 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21033 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21034 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21035 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21036 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21037 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21038 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21039 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21040 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21041 emit debug information.
21042 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21043 * varasm.c: Include targhooks.h.
21044 (emutls_object_section, emutls_tmpl_section): New.
21045 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21046 (EMUTLS_SEPARATOR): New.
21047 (prefix_name): New.
21048 (get_emutls_object_name): New.
21049 (default_emutls_var_fields): New, broken out of ...
21050 (get_emutls_object_type): ... here. Adjust to use target hooks.
21051 (get_emutls_init_templ_addr): Adjust to use target hooks.
21052 (emutls_decl): Adjust to use target hooks.
21053 (emutls_finish): Likewise.
21054 (default_emutls_var_init): New, broken out of ...
21055 (assemble_variable): ... here. Adjust to use target hooks.
21056 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21057 SECCAT_EMUTLS_TMPL.
21058 * c-common.c (handle_section_attribute): Prevent overriding
21059 sections for emulated tls with special sections.
21060 * config/i386/i386.c (x86_64_elf_select_section): Add
21061 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21062 (x86_64_elf_unique_section): Likewise.
21063 * config/vxworks.c: Include tree.h.
21064 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21065 (vxworks_override_options): Set TLS scheme.
21066 * doc/tm.texi (Emulated TLS): New node.
21068 2008-04-26 Simon Baldwin <simonb@google.com>
21071 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21072 with propagated string constants.
21074 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21076 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21077 constraint for operand 2 when operand 0 is memory operand.
21078 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
21079 operand 0 is memory operand.
21080 (fix_trunc<mode>_i387_with_temp): Ditto.
21081 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21082 operand 2 when operand 1 is memory operand.
21083 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21084 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21085 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21086 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21087 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21088 operands 2,3 and 4 when operand 1 is memory operand.
21089 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21091 (fistdi2_floor_with_temp): Ditto.
21092 (fist<mode>2_floor_with_temp): Ditto.
21093 (fistdi2_ceil_with_temp): Ditto.
21094 (fist<mode>2_ceil_with_temp): Ditto.
21095 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21097 2008-04-26 David Daney <ddaney@avtrex.com>
21099 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21101 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21102 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21103 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21104 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21105 (compare_and_swap_12): New insn.
21106 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21107 * config/mips/mips.c (mips_force_binary): New function.
21108 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21109 (mips_expand_compare_and_swap_12): New function.
21110 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21112 2008-04-25 Jan Hubicka <jh@suse.cz>
21115 * cfgexpand.c (pass_expand): Turn into RTL pass.
21116 * passes.c (execute_one_pass): Do pass typechecking after execution.
21117 * tree-pass.h (pass_expand): Turn into RTL pass.
21119 * function.h (struct rtl_data): Move here fields
21120 accesses_prior_frames, calls_eh_return, saves_all_registers,
21121 has_nonlocal_goto, has_asm_statement, is_thunk,
21122 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21123 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21124 arg_pointer_save_area_init from struct function; turn into bool.
21125 (struct function): Move
21126 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21127 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21128 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21129 tail_call_emit, arg_pointer_save_area_init
21130 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21131 (current_function_returns_struct, current_function_returns_pcc_struct,
21132 current_function_calls_setjmp, current_function_calls_alloca,
21133 current_function_accesses_prior_frames,
21134 current_function_calls_eh_return, current_function_is_thunk,
21135 current_function_stdarg, current_function_profile,
21136 current_function_limit_stack, current_function_uses_pic_offset_table,
21137 current_function_uses_const_pool, current_function_has_nonlocal_label,
21138 current_function_saves_all_registers,
21139 current_function_has_nonlocal_goto,
21140 current_function_has_asm_statement): Remove accesor macros.
21141 * ra-conflict.c (global_conflicts): Update.
21142 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21143 (suitable_for_tail_call_opt_p): Update.
21144 * builtins.c (expand_builtin_return_addr): Update.
21145 (expand_builtin_setjmp_setup): Update.
21146 (expand_builtin_nonlocal_goto): Update.
21147 * final.c (final_start_function): Update.
21148 (profile_function): Update.
21149 (leaf_function_p): Update.
21150 (only_leaf_regs_used): Update.
21151 * df-scan.c (df_get_exit_block_use_set): Update.
21152 * dojump.c (clear_pending_stack_adjust): Update.
21153 * tree-stdarg.c (gate_optimize_stdarg): Update.
21154 * gimple-low.c (lower_function_body): Update.
21155 * global.c (compute_regsets): Update.
21156 (global_alloc): Update.
21157 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21158 * expr.c (expand_assignment): Update.
21159 * dse.c (dse_step0): Update.
21160 (dse_step1): Update.
21161 * c-decl.c (store_parm_decls): Update.
21162 * local-alloc.c (combine_regs): Update.
21163 (find_free_reg): Update.
21164 * function.c (assign_parms_augmented_arg_list): Update.
21165 (assign_parm_find_data_types): Update.
21166 (assign_parms): Update.
21167 (allocate_struct_function): Update.
21168 (expand_function_start): Update.
21169 (expand_function_end): Update.
21170 (get_arg_pointer_save_area): Update.
21171 (thread_prologue_and_epilogue_insns): Update.
21172 (rest_of_match_asm_constraints): Update.
21173 * stor-layout.c (variable_size): Update.
21174 * gcse.c (gcse_main): Update.
21175 (bypass_jumps): Update.
21176 * gimplify.c (gimplify_function_tree): Update.
21177 * calls.c (emit_call_1): Update.
21178 (expand_call): Update.
21179 * bt-load.c (compute_defs_uses_and_gen): Update.
21180 * except.c (sjlj_assign_call_site_values): Update.
21181 (sjlj_emit_function_enter): Update.
21182 (can_throw_external): Update.
21183 (set_nothrow_function_flags): Update.
21184 (expand_builtin_unwind_init): Update.
21185 (expand_eh_return): Update.
21186 (convert_to_eh_region_ranges): Update.
21187 (output_function_exception_table): Update.
21188 * emit-rtl.c (gen_tmp_stack_mem): Update.
21189 * cfgexpand.c (expand_used_vars): Update.
21190 (tree_expand_cfg): Update.
21191 * cfgcleanup.c (rest_of_handle_jump): Update.
21192 * explow.c (allocate_dynamic_stack_space): Update.
21193 * varasm.c (assemble_start_function): Update.
21194 (force_const_mem): Update.
21195 (mark_constant_pool): Update.
21196 * tree-optimize.c (tree_rest_of_compilation): Update.
21197 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21198 * tree-cfg.c (notice_special_calls): Update.
21199 (is_ctrl_altering_stmt): Update.
21200 (tree_can_make_abnormal_goto): Update.
21201 (tree_purge_dead_abnormal_call_edges): Update.
21202 * config/alpha/predicates.md: Update.
21203 * config/alpha/alpha.c (alpha_sa_mask): Update.
21204 (alpha_sa_size): Update.
21205 (alpha_does_function_need_gp): Update.
21206 (alpha_expand_prologue): Update.
21207 (alpha_start_function): Update.
21208 (alpha_output_function_end_prologue): Update.
21209 (alpha_expand_epilogue): Update.
21210 * config/frv/frv.c (frv_stack_info): Update.
21211 (frv_expand_epilogue): Update.
21212 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21213 (s390_register_info): Update.
21214 (s390_frame_info): Update.
21215 (s390_init_frame_layout): Update.
21216 (s390_can_eliminate): Update.
21217 (save_gprs): Update.
21218 * config/spu/spu.c (spu_split_immediate): Update.
21219 (need_to_save_reg): Update.
21220 (spu_expand_prologue): Update.
21221 (spu_expand_epilogue): Update.
21222 * config/sparc/sparc.md: Update.
21223 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21224 (sparc_tls_got): Update.
21225 (legitimize_pic_address): Update.
21226 (sparc_emit_call_insn): Update.
21227 (sparc_expand_prologue): Update.
21228 (output_return): Update.
21229 (print_operand): Update.
21230 (sparc_function_ok_for_sibcall): Update.
21231 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21232 * config/m32r/m32r.md: Update.
21233 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21234 (m32r_compute_frame_size): Update.
21235 (m32r_expand_prologue): Update.
21236 (m32r_expand_epilogue): Update.
21237 (m32r_legitimize_pic_address): Update.
21238 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21239 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21240 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21241 (gen_push): Update.
21242 (ix86_save_reg): Update.
21243 (ix86_compute_frame_layout): Update.
21244 (ix86_expand_prologue): Update.
21245 (ix86_expand_epilogue): Update.
21246 * config/sh/sh.c (output_stack_adjust): Update.
21247 (calc_live_regs): Update.
21248 (sh5_schedule_saves): Update.
21249 (sh_expand_prologue): Update.
21250 (sh_expand_epilogue): Update.
21251 (sh_setup_incoming_varargs): Update.
21252 (sh_allocate_initial_value): Update.
21253 (sh_get_pr_initial_val): Update.
21254 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21255 * config/sh/sh.md (label:): Update.
21256 * config/avr/avr.c (out_movhi_mr_r): Update.
21257 * config/crx/crx.h (enum): Update.
21258 * config/xtensa/xtensa.h (along): Update.
21259 * config/stormy16/stormy16.c Update.
21260 (xstormy16_compute_stack_layout): Update.
21261 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21262 (fr30_expand_prologue): Update.
21263 * config/cris/cris.c (cris_conditional_register_usage): Update.
21264 (cris_reg_saved_in_regsave_area): Update.
21265 (cris_initial_frame_pointer_offset): Update.
21266 (cris_simple_epilogue): Update.
21267 (cris_expand_prologue): Update.
21268 (cris_expand_epilogue): Update.
21269 (cris_expand_pic_call_address): Update.
21270 (cris_asm_output_symbol_ref): Update.
21271 (cris_asm_output_label_ref): Update.
21272 * config/cris/cris.md Update.
21273 * config/iq2000/iq2000.c (compute_frame_size): Update.
21274 (iq2000_expand_epilogue): Update.
21275 * config/mt/mt.h (save_direction): Update.
21276 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21277 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21278 (ia64_secondary_reload_class): Update.
21279 * config/m68k/m68k.c (m68k_save_reg): Update.
21280 (m68k_expand_prologue): Update.
21281 (m68k_expand_epilogue): Update.
21282 (legitimize_pic_address): Update.
21283 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21284 (first_reg_to_save): Update.
21285 (first_altivec_reg_to_save): Update.
21286 (compute_vrsave_mask): Update.
21287 (compute_save_world_info): Update.
21288 (rs6000_stack_info): Update.
21289 (spe_func_has_64bit_regs_p): Update.
21290 (rs6000_ra_ever_killed): Update.
21291 (rs6000_emit_eh_reg_restore): Update.
21292 (rs6000_emit_allocate_stack): Update.
21293 (rs6000_emit_prologue): Update.
21294 (rs6000_emit_epilogue): Update.
21295 (rs6000_output_function_epilogue): Update.
21296 (output_profile_hook): Update.
21297 (rs6000_elf_declare_function_name): Update.
21298 * config/rs6000/rs6000.h (rs6000_args): Update.
21299 * config/rs6000/rs6000.md: Update.
21300 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21301 * config/arc/arc.c (arc_output_function_epilogue): Update.
21302 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21303 * config/darwin.c (machopic_function_base_name): Update.
21304 * config/score/score3.c (score3_compute_frame_size): Update.
21307 (score3_epilogue): Update.
21308 * config/score/score7.c (score7_compute_frame_size): Update.
21309 (score7_prologue): Update.
21310 (score7_epilogue): Update.
21311 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21312 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21313 * config/arm/arm.c (use_return_insn): Update.
21314 (require_pic_register): Update.
21315 (arm_load_pic_register): Update.
21316 (arm_compute_save_reg0_reg12_mask): Update.
21317 (arm_compute_save_reg_mask): Update.
21318 (thumb1_compute_save_reg_mask): Update.
21319 (output_return_instruction): Update.
21320 (arm_output_function_prologue): Update.
21321 (arm_output_epilogue): Update.
21322 (arm_get_frame_offsets): Update.
21323 (arm_expand_prologue): Update.
21324 (thumb_pushpop): Update.
21325 (thumb_exit): Update.
21326 (thumb1_expand_prologue): Update.
21327 (thumb1_expand_epilogue): Update.
21328 (arm_unwind_emit): Update.
21329 (arm_output_fn_unwind): Update.
21330 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21331 * config/arm/arm.md: Update.
21332 * config/pa/pa.md: Update.
21333 * config/pa/pa.c (legitimize_pic_address): Update.
21334 (compute_frame_size): Update.
21335 (hppa_expand_prologue): Update.
21336 (hppa_expand_epilogue): Update.
21337 (borx_reg_operand): Update.
21338 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21339 (HARD_REGNO_RENAME_OK): Update.
21340 * config/mips/mips.c (mips_global_pointer): Update.
21341 (mips_save_reg_p): Update.
21342 (mips_compute_frame_info): Update.
21343 (mips_frame_pointer_required): Update.
21344 (mips_expand_prologue): Update.
21345 (mips_expand_epilogue): Update.
21346 (mips_can_use_return_insn): Update.
21347 (mips_reorg_process_insns): Update.
21348 * config/v850/v850.c (compute_register_save_size): Update.
21349 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21350 * config/mmix/mmix.c (along): Update.
21351 (mmix_expand_epilogue): Update.
21352 * config/bfin/bfin.c (legitimize_pic_address): Update.
21353 (must_save_p): Update.
21354 (stack_frame_needed_p): Update.
21355 (add_to_reg): Update.
21356 (bfin_expand_prologue): Update.
21357 * stmt.c (expand_asm_operands): Update.
21358 * reload1.c (reload): Update.
21359 (init_elim_table): Update.
21361 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21363 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21365 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21367 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21368 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21369 (mov<mode>): Removed.
21370 (*movv4sf_internal): Likewise.
21371 (*movv2df_internal): Likewise.
21373 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21375 * config.gcc (crx-*-elf): Remove deprecation.
21377 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21379 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21380 __gcc_deregister_frame with atexit.
21381 (deregister_frame_dtor): Remove.
21383 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21384 Nathan Sidwell <nathan@codesourcery.com>
21386 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21388 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21389 (rs6000_isel): Likewise.
21390 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21391 (rs6000_isel): New variable.
21392 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21394 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21397 * c-common.c (handle_vector_size_attribute): Call
21398 lang_hooks.types.reconstruct_complex_type instead of
21399 reconstruct_complex_type.
21400 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21401 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21402 * langhooks.h (struct lang_hooks_for_types): Add
21403 reconstruct_complex_type hook.
21404 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21405 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21407 2008-04-24 Richard Guenther <rguenther@suse.de>
21409 * c-common.h (check_builtin_function_arguments): Declare.
21410 * c-common.c (validate_nargs): New function.
21411 (check_builtin_function_arguments): Likewise.
21412 * c-typeck.c (build_function_call): Call
21413 check_builtin_function_arguments.
21414 * builtins.c (fold_builtin_classify): Remove error reporting code.
21415 (fold_builtin_unordered_cmp): Likewise.
21416 (fold_builtin_1): Likewise.
21417 (fold_builtin_n): Likewise.
21419 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21421 PR tree-optimization/36008
21422 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21423 the original op1, rather than delta by step.
21425 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21426 Sebastian Pop <sebastian.pop@amd.com>
21428 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21429 eliminate_local_variables_stmt, eliminate_local_variables,
21430 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21431 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21432 of code delimited by two edges in the CFG.
21433 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21434 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21435 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21436 the case of parallelisation of reductions.
21437 (expr_invariant_in_region_p): New.
21439 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21440 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21442 2008-04-24 Ira Rosen <irar@il.ibm.com>
21443 Richard Guenther <rguenther@suse.de>
21445 PR tree-optimization/36034
21446 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21447 incapable of dealing with loads with gaps.
21449 2008-04-24 Rafael Espíndola <espindola@google.com>
21451 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21452 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21453 vrp_evaluate_conditional.
21454 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21455 (vrp_evaluate_conditional): Split the cond argument.
21456 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21457 (simplify_stmt_for_jump_threading): Update call to
21458 vrp_evaluate_conditional.
21460 2008-04-24 Ira Rosen <irar@il.ibm.com>
21462 PR tree-optimization/35982
21463 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21464 interleaved data-refs are of the same type.
21466 2008-04-24 Danny Smith <dannysmith@users.net>
21468 * c-format.c (check_format_info_main): Use strncmp rather than a
21469 magic prefix to handle multichar length specs.
21470 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21471 Don't prefix "I64" and "I32" with '\0'.
21473 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21476 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21477 in registers for -m32 only if stdarg_p (fntype).
21479 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21481 PR rtl-optimization/36006
21482 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21483 temp to op0 in order to avoid invalid rtx sharing.
21485 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21487 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21488 check TREE_INVARIANT.
21489 * tree-gimple.c (is_gimple_address): New.
21490 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21491 * tree-gimple.h (is_gimple_address): New.
21492 * tree.h (decl_address_invariant_p): New.
21493 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21494 (build_string): Likewise.
21495 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21496 (tree_invariant_p_1): Likewise.
21497 (save_expr): Use it.
21498 (tree_invariant_p): New.
21499 (skip_simple_arithmetic): Use it.
21500 (stabilize_reference_1): Use it.
21501 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21503 (build1_stat): Drop code to compute TREE_INVARIANT.
21504 (build2_stat): Drop code to compute TREE_INVARIANT.
21505 (build3_stat): Drop code to compute TREE_INVARIANT.
21506 (build4_stat): Drop code to compute TREE_INVARIANT.
21507 (build5_stat): Drop code to compute TREE_INVARIANT.
21508 (build7_stat): Drop code to compute TREE_INVARIANT.
21509 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21510 * tree.h (struct tree_base): Remove invariant_flag.
21511 (TREE_INVARIANT): Remove.
21512 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21513 (fold_builtin_expect): Check TREE_CONSTANT.
21514 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21515 * c-tree.h (c_expr_to_decl): Drop third parameter.
21516 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21517 (build_c_cast): Don't set TREE_INVARIANT.
21518 (pop_init_level): Don't set TREE_INVARIANT.
21519 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21520 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21522 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21523 (gimplify_addr_expr): Adjust comment.
21524 * tree-mudflap.c (mf_build_string):
21525 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21526 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21527 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21528 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21529 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21530 * langhooks.h (struct lang_hooks): Drop third parameter from
21533 2008-04-23 Richard Guenther <rguenther@suse.de>
21535 PR tree-optimization/27799
21536 PR tree-optimization/32921
21537 PR tree-optimization/32624
21538 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21539 SMTs aliases and the tag itself into the solution.
21540 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21541 merge the points-to solution back into the SMT aliases.
21542 (may_alias_p): Use alias_set_subset_of instead of
21543 aliases_conflict_p. A pointer which points to
21544 memory with alias set zero may access any variable.
21546 2008-04-23 Richard Guenther <rguenther@suse.de>
21548 * alias.c (alias_set_subset_of): Correctly handle asking
21549 if zero is a subset of an alias set with zero child.
21550 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21551 (compute_flow_insensitive_aliasing): Correctly walk all
21552 pointers. Do not unnecessarily union sets.
21554 2008-04-23 Richard Guenther <rguenther@suse.de>
21556 PR middle-end/36021
21557 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21559 2008-04-22 Tomas Bily <tbily@suse.cz>
21561 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21563 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21565 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21566 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21567 * tree-inline.c (estimate_num_insns_1): Likewise.
21568 * varasm.c (const_hash_1, compare_constant, copy_constant)
21569 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21570 * emit-rtl.c (component_ref_for_mem_expr)
21571 (set_mem_attributes_minus_bitpos): Likewise.
21572 * expr.c (highest_pow2_factor, expand_expr_real_1)
21573 (is_aligning_offset): Likewise.
21574 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21575 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21576 * dojump.c (do_jump): Likewise.
21577 * builtins.c (get_pointer_alignment, get_memory_rtx)
21578 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21579 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21581 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21583 PR rtl-optimization/36017
21584 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21585 expanding the library call.
21587 2008-04-22 Ian Lance Taylor <iant@google.com>
21589 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21590 than size_in_bytes.
21592 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21594 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21595 of LR/CTR moves for Power6.
21597 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21599 PR middle-end/36003
21600 * passes.c (init_optimization_passes): Remove
21601 pass_fast_rtl_byte_dce.
21603 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21606 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21607 builtin functions to generate faster code.
21608 (_mm_cvtpu16_ps): Ditto.
21609 (_mm_cvtpi32x2_ps): Ditto.
21611 2008-04-22 Nick Clifton <nickc@redhat.com>
21613 * common.opt (ftree-loop-distribution): Add Optimization
21616 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21617 (frv_expand_builtin_va_start): Likewise.
21619 * config/arm/arm.c (thumb_find_work_register): Fix location of
21620 argument register count.
21622 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21624 Support scheduling for ColdFire V1 and V3 microarchitecture.
21625 Improve scheduling of multiplication instructions.
21627 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21628 (mac): New instruction attribute.
21629 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21630 (m68k_sched_mac): New variable.
21631 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21632 Handle cfv1 and cfv3.
21633 (max_insn_size): New static variable.
21634 (struct _sched_ib): New type.
21635 (sched_ib): New static variable.
21636 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21637 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21638 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21640 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21641 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21642 new variables. Update.
21643 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21644 Add modeling of cfv3 instruction buffer. Update.
21645 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21646 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21647 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21648 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21649 a particular reservation applies to.
21650 (type2): Reorganize attribute values. Rename alu to alu_reg,
21651 alu_l to alu, move_l to omove. Join move to alu. Split mul
21652 to mul_l and mul_w.
21653 (cf_ib_*): Simplify description of instruction buffer.
21654 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21655 (cf_mem): Split into cf_mem1 and cf_mem2.
21656 (cf_v2_move_??): Rename to cfv12_alu_??.
21657 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21658 (cf_v2_mul_??): Remove reservations.
21659 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21660 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21661 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21663 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21664 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21665 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21666 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21667 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21668 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21669 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21670 expansions of the above reservations for instructions of sizes
21673 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21675 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21677 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21679 * coverage.c: Include tree-pass.h.
21680 (coverage_counter_alloc): Print da_file_name to the dump file.
21682 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21684 * sbitmap.c (sbitmap_range_empty_p): New function.
21685 * sbitmap.h (sbitmap_range_empty_p): New function.
21686 * bitmap.h: Now includes obstack.h.
21688 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21689 Kenneth Zadeck <zadeck@naturalbridge.com>
21691 * dbgcnt.def (ra_byte_scan): Added.
21692 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21693 when the last hit happens for a counter.
21694 * timevar.def (TV_DF_BYTE_LR): New variable.
21695 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21696 * passes.c (pass_fast_rtl_byte_dce): New pass.
21697 * fwprop.c (update_df): Added mode to call df_ref_create.
21698 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21699 DF_REF_EXTRACT_OFFSET.
21700 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21701 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21703 (df_ref_extract): Added mode field.
21704 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21705 DF_REF_EXTRACT_OFFSET.
21706 (DF_REF_EXTRACT_MODE): New macro.
21707 (df_byte_lr_bb_info): New structure.
21708 (df_print_byte_regset, df_compute_accessed_bytes,
21709 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21710 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21711 df_byte_lr_simulate_uses,
21712 df_byte_lr_simulate_artificial_refs_at_top,
21713 df_byte_lr_simulate_artificial_refs_at_end,
21714 df_compute_accessed_bytes): New function.
21715 (df_ref_create): Add parameter.
21716 (df_byte_lr_get_bb_info): New inline function.
21717 * df-scan.c (df_ref_record, df_uses_record,
21718 df_ref_create_structure): Added mode parameter.
21719 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21720 df_defs_record, df_uses_record, df_get_conditional_uses,
21721 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21722 df_entry_block_defs_collect, df_exit_block_uses_collect):
21723 Added mode parameter to calls to df_ref_record, df_uses_record,
21724 df_ref_create_structure.
21725 (df_ref_equal_p, df_ref_compare): Added test for modes.
21726 (df_ref_create_structure): Added code to set mode. Renamed
21727 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21728 DF_REF_EXTRACT_OFFSET.
21729 * df-core.c (df_print_byte_regset): New function.
21730 * df-byte-scan.c: New file.
21731 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21732 calls to BITMAP_FREE.
21733 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21734 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21735 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21736 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21737 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21738 df_byte_lr_local_compute, df_byte_lr_init,
21739 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21740 df_byte_lr_transfer_function, df_byte_lr_free,
21741 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21742 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21743 df_byte_lr_simulate_uses,
21744 df_byte_lr_simulate_artificial_refs_at_top,
21745 df_byte_lr_simulate_artificial_refs_at_end): New function.
21746 * dce.c (byte_dce_process_block): New function.
21747 (dce_process_block): au is now passed in rather than computed
21748 locally. Changed loops that look at artificial defs to not look
21749 for conditional or partial ones, because there never are any.
21750 (fast_dce): Now is able to drive byte_dce_process_block or
21751 dce_process_block depending on the kind of dce being done.
21752 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21753 (rest_of_handle_fast_byte_dce): New function.
21754 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21755 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21757 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21760 * gcc.h: Added fortran options that take arguments to
21761 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21764 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21766 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21767 scalarization if on the LHS and not a full access.
21769 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21771 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21773 2008-04-18 Rafael Espíndola <espindola@google.com>
21775 * tree-vrp.c (find_case_label_index): Fix the binary search.
21776 (find_case_label_range): New.
21777 (vrp_visit_switch_stmt): Use find_case_label_range.
21778 (simplify_switch_using_ranges): Use find_case_label_range.
21780 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21782 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21783 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21785 2008-04-18 Tom Tromey <tromey@redhat.com>
21788 * doc/cpp.texi (Implementation-defined behavior): Mention
21791 2008-04-18 Ian Lance Taylor <iant@google.com>
21793 * fold-const.c (pointer_may_wrap_p): New static function.
21794 (fold_comparison): Add another test for pointer overflow. Use
21795 pointer_may_wrap_p to disable some false positives.
21797 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21799 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21800 (fname_as_string): Match updated cpp_interpret_string prototype.
21801 (fix_string_type): Support char16_t* and char32_t*.
21802 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21803 derivative) nodes. Register as builtin if C++0x.
21804 (c_parse_error): Support CPP_CHAR{16,32}.
21805 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21806 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21807 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21808 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21809 CTI_CHAR32_ARRAY_TYPE>: New elements.
21810 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21811 char32_type_node, signed_char32_type_node, char16_array_type_node,
21812 char32_array_type_node): New defines.
21813 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21814 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21815 (lex_string): Support CPP_STRING{16,32}, match updated
21816 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21817 (lex_charconst): Support CPP_CHAR{16,32}.
21818 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21819 and CPP_STRING{16,32}.
21821 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21824 * aclocal.m4: Regenerate.
21825 * configure: Regenerate.
21827 2008-04-18 Jan Hubicka <jh@suse.cz>
21829 * except.c (dw2_size_of_call_site_table,
21830 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21832 * cgraphbuild.c (build_cgraph_edges): Update.
21833 * tree-pass.h: Update comment.
21834 * final.c (leaf_function_p): Update.
21835 (leaf_renumber_regs): Update.
21836 (rest_of_clean_state): Update.
21837 * omp-low.c (expand_omp_parallel): Update.
21838 * ipa-reference.c (analyze_function): Update.
21839 * reorg.c (find_end_label): Update.
21840 (optimize_skip): Update.
21841 (fill_simple_delay_slots): Update.
21842 (fill_simple_delay_slots): Update.
21843 (make_return_insns): Update.
21844 (dbr_schedule): Update.
21845 * gimple-low.c (record_vars_into): Update.
21846 * cfgbuild.c (make_edges): Update.
21847 * function.c (assign_stack_local): Update.
21848 (assign_parm_adjust_stack_rtl): Update.
21849 (locate_and_pad_parm): Update.
21850 (allocate_struct_function): Do not initialize stack_alignment_needed
21851 and preferred_stack_boundary here.
21852 (stack_protect_prologue): Update.
21853 (stack_protect_epilogue): Update.
21854 (expand_function_start): Initialize stack_alignment_needed,
21855 preferred_stack_boundary and max_jumptable_ents.
21856 (expand_function_end): Update.
21857 (free_after_compilation): Do not NULLify epilogue_delay_list.
21858 * function.h (struct rtl_data): Add stack_protect_guard,
21859 stack_alignment_needed,
21860 preferred_stack_boundary, epilogue_delay_list.
21861 (struct function): Remove value_histograms, stack_alignment_needed,
21862 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21864 unexpanded_var_list, stack_protect_guard.
21865 (current_function_epilogue_delay_list): Remove.
21866 * ipa-type-escape.c (analyze_function): Update.
21867 * gimplify.c (pop_gimplify_context): Update comment.
21868 * calls.c (expand_call): Update.
21869 (emit_library_call_value_1): Update.
21870 * except.c (set_nothrow_function_flags): Update.
21871 * cfgexpand.c (get_decl_align_unit): Update.
21872 (create_stack_guard): Update.
21873 (estimated_stack_frame_size): Update.
21874 (expand_used_vars): Update.
21875 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21876 * explow.c (allocate_dynamic_stack_space): Update.
21877 * tree-ssa-live.c (remove_unused_locals): Update.
21878 * varasm.c (mark_constant_pool): Update.
21879 * tree-inline.c (remap_decls): Update.
21880 (initialize_cfun): Update.
21881 (declare_return_variable): Update.
21882 (inline_forbidden_p): Update.
21883 (expand_call_inline): Update.
21884 (declare_inline_vars): Update.
21885 (tree_function_versioning): Update.
21886 * tree-flow.h (value_histograms): New.
21887 (VALUE_HISTOGRAMS): New macro.
21888 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21890 * tree-cfg.c (set_bb_for_stmt): Update.
21891 (replace_by_duplicate_decl): Update.
21892 (move_block_to_fn): Update.
21893 (new_label_mapper): Update.
21894 (dump_function_to_file): Update.
21895 * ipa-struct-reorg.c (build_data_structure): Update.
21896 * cfgrtl.c (print_rtl_with_bb): Update.
21897 * reload1.c (reload): Update.
21899 * config/i386/i386.c (setup_incoming_varargs_64,
21900 ix86_compute_frame_layout): Update.
21901 * config/arc/arc.c (arc_output_function_epilogue): Update.
21903 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21905 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21906 for FreeBSD as well.
21907 * gthr-posix95.h: Likewise.
21909 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21911 PR rtl-optimization/35838
21912 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21913 out the byte offset of the first subreg.
21915 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21917 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21918 to split_ti instead of three separate calls with single member arrays.
21919 (subti3 splitter): Ditto.
21920 (adddi3 splitter): Ditto with split_di.
21921 (subdi3 splitter): Ditto.
21922 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21923 two separate calls with single member arrays. Swap match_dup
21924 operands 1 and 2 to better fit into the array.
21925 (negdi2 splitter): Ditto with split_di.
21926 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21927 two separate calls with single member arrays. Swap match_dup operands
21928 6 and 7 to better fit into the array.
21930 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21932 * config/i386/i386.c (sse_builtin_type): New.
21933 (bdesc_sse_args): Likewise.
21934 (bdesc_sse_3arg): Removed.
21935 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21936 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21937 IX86_BUILTIN_ROUNDPS.
21938 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21939 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21940 IX86_BUILTIN_ROUNDPS.
21941 (ix86_expand_sse_4_operands_builtin): Removed.
21942 (ix86_expand_sse_operands_builtin): New.
21943 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21944 and CODE_FOR_sse4_1_roundps.
21945 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21946 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21948 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21951 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21952 regs before frame pop when needed. If use_backchain_to_restore_sp
21953 then load backchain into a temp reg to restore vr and vrsave. Add
21954 code to restore vr after frame pop if possible.
21956 2008-04-17 Richard Guenther <rguenther@suse.de>
21958 * tree-vn.c (expressions_equal_p): Do not check type
21959 equality or compatibility before calling operand_equal_p.
21960 * fold-const.c (operand_equal_p): Check equivalence of
21961 integer constants before bailing out due to signedness or
21962 precision differences.
21963 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21964 spurious differences in type qualification. Ignore types
21965 for COMPONENT_REFs at all.
21967 2008-04-17 Christian Bruel <christian.bruel@st.com>
21969 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21970 msw_skip comparison.
21972 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21975 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21978 PR tree-optimization/35899
21979 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21980 rather than TREE_OPERAND.
21982 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21985 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21986 temporary registers. Change operand predicate to general_operand.
21987 (remainderxf3): Ditto.
21989 2008-04-16 Richard Guenther <rguenther@suse.de>
21991 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21992 * tree-affine.c (aff_combination_expand): Look through some
21995 2008-04-15 Doug Kwan <dougkwan@google.com>
21997 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21999 * tree-pretty-print.c (dump_generic_node): Ditto.
22000 * final.c (output_addr_const): Ditto.
22001 * dwarf2out.c (output_cfi): Ditto.
22002 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22003 * print-rtl.c (print_rtx): Ditto.
22004 * print-tree.c (print_node_brief, print_node): Ditto.
22005 * c-common.c (match_case_to_enum_1): Ditto.
22006 * sched-vis.c (print_value): Ditto.
22007 * config/i386/i386.c (print_operand): Cast to long unsigned int
22010 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22011 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22012 MS Windows VirtualProtect function.
22014 2008-04-15 Jan Hubicka <jh@suse.cz>
22016 * gengtype.c (write_root): Param_is argument is OK.
22017 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22018 * function.h: Include varray.h
22019 (rtl_eh): New stucture based on except.c one.
22020 (call_site_record): New forward declaration and vector type.
22021 * calls.c (emit_call_1): Do not call
22022 note_current_region_may_contain_throw.
22023 * except.c (eh_status): Remove cur_region, try_region since they are
22025 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22026 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22027 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22028 Remove call_site_data_used, call_site_data_size.
22029 Turn call_site_record into vector in function.h.
22030 (note_current_region_may_contain_throw): Remove.
22031 (get_exception_pointer, get_exception_filter): Do not take struct
22032 function argument; update.
22033 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22034 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22035 build_post_landing_pads, dw2_build_landing_pads,
22036 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22037 sjlj_emit_function_enter, sjlj_emit_function_enter,
22038 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22039 sjlj_build_landing_pads, finish_eh_generation,
22040 remove_exception_handler_label, remove_eh_handler,
22041 maybe_remove_eh_handler, add_reachable_handler,
22042 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22043 add_action_record, collect_one_action_chain, add_call_site,
22044 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22045 sjlj_output_call_site_table, output_function_exception_table,
22046 * except.h (note_current_region_may_contain_throw): Remove
22047 (get_exception_pointer, get_exception_filter): Do not take struct
22049 * Makefile.in (GTFILES): Put varargs before struct function.
22051 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22053 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22054 punt for STRING_CST.
22055 (get_constraint_for): Deal with STRING_CST here instead.
22057 2008-04-15 Richard Guenther <rguenther@suse.de>
22059 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22060 statements in a basic-block with a backward walk. Do not
22061 substitute into dead statements but instead remove those.
22063 2008-04-15 Richard Guenther <rguenther@suse.de>
22065 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22066 to zero, thus disable creation of SFTs.
22068 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22070 * tree-predcom.c (suitable_reference_p): Return false if the
22071 reference can throw.
22073 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22076 * c-decl.c (finish_decl): If extern or static var has variable
22077 size, set TREE_TYPE (decl) to error_mark_node.
22079 2008-04-15 Rafael Espíndola <espindola@google.com>
22081 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22084 2008-04-15 Richard Guenther <rguenther@suse.de>
22086 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22087 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22088 (visit_reference_op_load): Do walk vuse-vdef chains on
22089 vn_reference_lookup.
22090 (visit_reference_op_store): But do not here.
22091 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22092 vn_reference_lookup.
22093 (vn_lookup_with_vuses): But do so here.
22095 2008-04-14 Ian Lance Taylor <iant@google.com>
22097 * fold-const.c (fold_overflow_warning): Remove assertion.
22099 2008-04-15 Ben Elliston <bje@au.ibm.com>
22101 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22102 temp1 local variables.
22104 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22107 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22108 ".text.unlikely" section as executable.
22110 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22112 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22113 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22114 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22115 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22116 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22117 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22118 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22120 2008-04-14 Ian Lance Taylor <iant@google.com>
22122 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22123 * fold-const.c (fold_comparison): If appropriate, test
22124 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22125 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22126 reassociating a pointer type.
22127 * doc/invoke.texi (Optimize Options): Document that
22128 -fstrict-overflow applies to pointer wraparound.
22130 2008-04-13 Jan Hubicka <jh@suse.cz>
22132 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22134 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22136 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22137 we are going to "save the world".
22139 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22141 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22142 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22143 operand 0 constraint, not "=".
22145 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22147 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22149 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22151 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22152 of size of positions_needed * CHAR_BIT.
22154 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22156 PR middle-end/35897
22157 * dse.c (store_info): Change positions_needed to unsigned
22159 (lowpart_bitmask): New.
22160 (record_store): Cast to unsigned HOST_WIDE_INT for
22161 positions_needed. Assert width <= size of positions_needed *
22162 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22163 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22164 lowpart_bitmask to set mask.
22166 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22168 * config/bfin/constraints.md: New file.
22169 * config/bfin/bfin.md: Include it.
22170 (adddi3): Use satisfies_constraint functions instead of the old macros.
22171 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22172 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22173 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22174 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22175 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22176 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22177 EXTRA_CONSTRAINT): Delete.
22178 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22179 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22181 * config/bfin/bfin.c: Include "tm-constrs.h".
22182 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22183 Use satisfies_constraint functions instead of the old macros.
22184 * doc/md.texi (Blackfin Constraints): Update file name reference.
22186 2008-04-11 Richard Guenther <rguenther@suse.de>
22188 PR tree-optimization/35869
22189 * tree-vrp.c (execute_vrp): Move switch statement update after
22190 jump threading. Schedule another cfg cleanup run.
22192 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22195 * attribs.c (decl_attributes): Return early on errorneous node.
22197 2008-04-10 Oleg Ryjkov <olegr@google.com>
22199 * tree.h (struct tree_base): Added a new flag default_def_flag.
22200 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22202 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22204 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22206 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22209 * pa.md: Define mode iterator P. Define mode attribute dwc.
22210 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22211 (icacheflush): Likewise.
22212 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22213 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22215 2008-04-11 Ben Elliston <bje@au.ibm.com>
22217 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22219 2008-04-10 Rafael Espíndola <espindola@google.com>
22221 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22222 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22223 (extract_range_from_expr): The same.
22225 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22227 * config/mips/mips.md (GPR2): New mode iterator.
22228 (seq): Add comment.
22229 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22230 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22231 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22232 Rewrite these to take two modes, the mode of comparison and the
22233 mode of the destination.
22234 * config/mips/mips.c (mips_expand_scc): Instead of having
22235 paradoxical subreg as destination, expand "narrowing" scc if mode
22236 of comparison is SI and target is requested in DI mode.
22237 (mips_emit_int_order_test): Update comment. Make mode of
22238 comparison match CMP0 rather than TARGET. When creating inverse
22239 target use mode of TARGET.
22241 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22243 * gcov-dump.c (tag_summary): Only print summaries for the first
22244 GCOV_COUNTERS_SUMMABLE counters.
22246 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22248 * config/i386/i386.md (absneg): New code iterator.
22249 (absnegprefix): New code attribute.
22250 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22251 patterns using absneg code iterator.
22252 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22253 using absneg code iterator.
22254 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22255 *neg<mode>2 patterns using absneg code iterator.
22256 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22257 *negextendsfdf2 patterns using absneg code iterator.
22258 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22259 *negextendsfxf2 patterns using absneg code iterator.
22260 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22261 *negextendsfdf2 patterns using absneg code iterator.
22262 * config/i386/sse.md (<code><mode>2): Macroize expander from
22263 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22265 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22267 * config/s390/s390.h: Remove the remains of the recent search
22268 & replace action of current_function_outgoing_args_size.
22270 2008-04-10 Ira Rosen <irar@il.ibm.com>
22272 PR tree-optimization/35821
22273 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22274 NEW_STMT_LIST is not NULL.
22276 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22279 * toplev.c (process_options): Remove -ffunction-sections debugging
22282 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22284 PR middle-end/PR28690
22285 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22286 than gen_rtx_fmt_ee to perform more canonicalizations.
22288 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22291 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22293 2008-04-09 Richard Guenther <rguenther@suse.de>
22295 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22296 (dump_function_to_file): Dump function arguments with types.
22298 2008-04-08 Richard Guenther <rguenther@suse.de>
22300 * fold-const.c (fold_widened_comparison): Do not allow
22301 sign-changes that change the result.
22303 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22306 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22307 kinds of indirect references.
22309 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22311 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22312 GNU Fortran language string.
22314 2008-04-08 Rafael Espíndola <espindola@google.com>
22316 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22317 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22318 * tree.h (tree_call_nonnegative_warnv_p): New.
22320 2008-04-08 Jan Hubicka <jh@suse.cz>
22322 * function.c (free_after_compilation): Clear out regno_reg_rtx
22325 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22328 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22330 PR middle-end/PR28690
22331 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22332 same precedence as REG_POINTER and MEM_POINTER operands.
22334 2008-04-08 Richard Guenther <rguenther@suse.de>
22336 PR middle-end/35834
22337 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22338 for adding index to base.
22340 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22342 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22343 (MINGW_ENABLE_EXECUTE_STACK): New.
22344 (IN_LIBGCC2): For libgcc include windows.h file for
22345 function declarations.
22347 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22349 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22350 and tem2 if tem1 is not a REG or MULT.
22352 2008-04-08 Jan Hubicka <jh@suse.cz>
22354 * function.h (incomming_args): Break out of struct function.
22355 (function_subsections): Break out of struct function.
22356 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22357 return_rtx and hard_reg_initial_vals from struct function.
22358 Kill inl_max_label_num.
22359 (current_function_pops_args, current_function_args_info,
22360 current_function_args_size, current_function_args_size,
22361 current_function_pretend_args_size,
22362 current_function_outgoing_args_size,
22363 current_function_internal_arg_pointer, current_function_return_rtx):
22364 Kill compatibility accestor macros.
22365 * builtins.c (expand_builtin_apply_args_1): Update.
22366 (expand_builtin_next_arg): Update.
22367 * df-scan.c (df_get_call_refs): Update.
22368 * dbxout.c (dbxout_function_end): Update.
22369 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22370 (output_line_info): Update.
22371 (secname_for_decl): Update.
22372 (dwarf2out_var_location): Update.
22373 * function.c (free_after_compilation): Update.
22374 (assign_parm_find_stack_rtl): Update.
22375 (assign_parms): Update.
22376 (expand_dummy_function_end): Update.
22377 (expand_function_end): Update.
22378 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22379 (expand_call): Update.
22380 (emit_library_call_value_1): Update.
22381 (store_one_arg): Update.
22382 * varasm.c (initialize_cold_section_name): Update.
22383 (unlikely_text_section): Update.
22384 (unlikely_text_section_p): Update.
22385 (assemble_start_function): Update.
22386 (assemble_end_function): Update.
22387 (default_section_type_flags): Update.
22388 (switch_to_section): Update.
22389 * integrate.c (set_decl_abstract_flags): Update.
22390 (get_hard_reg_initial_val): Update.
22391 (has_hard_reg_initial_val): Update.
22392 (allocate_initial_values): Update.
22393 * resource.c (init_resource_info): Update.
22394 * config/alpha/alpha.c (NUM_ARGS): Update.
22395 (direct_return): Update.
22396 (alpha_va_start): Update.
22397 (alpha_sa_size): Update.
22398 (alpha_initial_elimination_offset): Update.
22399 (alpha_expand_prologue): Update.
22400 (alpha_start_function): Update.
22401 (alpha_expand_epilogue): Update.
22402 (unicosmk_initial_elimination_offset):
22403 * config/alpha/alpha.md (call expander): Update.
22404 * config/s390/s390.c (s390_register_info): Update.
22405 (s390_register_info): Update.
22406 (s390_frame_info): Update.
22407 (s390_initial_elimination_offset): Update.
22408 (s390_build_builtin_va_list): Update.
22409 (s390_va_start): Update.
22410 * config/spu/spu.c (direct_return): Update.
22411 (spu_expand_prologue): Update.
22412 (spu_initial_elimination_offset): Update.
22413 (spu_build_builtin_va_list): Update.
22414 (spu_va_start): Update.
22415 * config/sparc/sparc.c (sparc_init_modes): Update.
22416 (sparc_compute_frame_size): Update.
22417 (function_value): Update.
22418 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22419 * config/i386/i386.md (return expander): Update.
22420 * config/i386/i386.c (ix86_va_start): Update.
22421 (ix86_can_use_return_insn_p): Update.
22422 (ix86_compute_frame_layout): Update.
22423 (ix86_expand_epilogue): Update.
22424 * config/sh/sh.c (output_stack_adjust): Update.
22425 (calc_live_regs): Update.
22426 (sh_expand_prologue): Update.
22427 (sh_builtin_saveregs): Update.
22428 (sh_va_start): Update.
22429 (initial_elimination_offset): Update.
22430 (sh_allocate_initial_value): Update.
22431 (sh_function_ok_for_sibcall): Update.
22432 (sh_get_pr_initial_val): Update.
22433 * config/sh/sh.md (return expander): Update.
22434 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22435 * config/crx/crx.c (crx_compute_frame): UPdate.
22436 (crx_initial_elimination_offset): UPdate.
22437 * config/xtensa/xtensa.c (compute_frame_size): Update
22438 (xtensa_builtin_saveregs): Update.
22439 (xtensa_va_start): Update.
22440 (order_regs_for_local_alloc): Update.
22441 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22442 (xstormy16_expand_builtin_va_start): Update.
22443 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22444 * config/m68hc11/m68hc11.md (return expanders): Update.
22445 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22446 (expand_epilogue): Update.
22447 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22448 (cris_simple_epilogue): Update.
22449 (cris_expand_prologue): Update.
22450 (cris_expand_epilogue): Update.
22451 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22452 (compute_frame_size): Update.
22453 * config/mt/mt.c (mt_compute_frame_size): Update.
22454 * config/mn10300/mn10300.c (expand_prologue): Update.
22455 (expand_epilogue): Update.
22456 (initial_offset): Update.
22457 (mn10300_builtin_saveregs):
22458 * config/mn10300/mn10300.md (return expander): Update.
22459 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22460 (ia64_initial_elimination_offset): Update.
22461 (ia64_initial_elimination_offset): Update.
22462 (ia64_expand_prologue): Update.
22463 * config/m68k/m68k.md (return expander): Update.
22464 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22465 (rs6000_stack_info): Update.
22466 * config/mcore/mcore.c (layout_mcore_frame): Update.
22467 (mcore_expand_prolog): Update.
22468 * config/arc/arc.c (arc_compute_frame_size): Update.
22469 * config/score/score3.c (score3_compute_frame_size): Update.
22470 * config/score/score7.c (score7_compute_frame_size): Update.
22471 * config/arm/arm.c (use_return_insn): Update.
22472 (thumb_find_work_register): Update.
22473 (arm_compute_save_reg_mask): Update.
22474 (arm_output_function_prologue): Update.
22475 (arm_output_epilogue): Update.
22476 (arm_size_return_regs): Update.
22477 (arm_get_frame_offsets): Update.
22478 (arm_expand_prologue): Update.
22479 (thumb_exit): Update.
22480 (thumb_unexpanded_epilogue): Update.
22481 (thumb1_output_function_prologue): Update.
22482 * config/pa/pa.md (return expander): Update.
22483 * config/pa/pa.c (compute_frame_size): Update.
22484 (hppa_builtin_saveregs): Update.
22485 * config/mips/mips.c (mips_va_start): Update.
22486 (mips16_build_function_stub): Update.
22487 (mips_compute_frame_info): Update.
22488 (mips_restore_gp): Update.
22489 (mips_output_function_prologue): Update.
22490 (mips_expand_prologue): Update.
22491 * config/v850/v850.c (compute_frame_size): Update.
22492 (expand_prologue): * config/mmix/mmix.c (along): update.
22493 (mmix_initial_elimination_offset): update.
22494 (mmix_reorg): update.
22495 (mmix_use_simple_return): update.
22496 (mmix_expand_prologue): update.
22497 (mmix_expand_epilogue): Update.
22498 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22499 (emit_link_insn): Update.
22501 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22503 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22504 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22506 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22509 2008-04-07 Jan Hubicka <jh@suse.cz>
22511 * function.h (rtl): Rename to x_rtl.
22512 (crtl): New define.
22513 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22514 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22515 used_temp_slots avail_temp_slots, temp_slot_level,
22516 nonlocal_goto_handler_labels): Update accesstors.
22517 (rtl): New global variable.
22518 (struct function): Move some fileds to rtl_data.
22519 (get_arg_pointer_save_area): Update prototype.
22520 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22521 get_arg_pointer_save_area.
22522 * expr.c (init_expr): Update
22523 * function.c (get_frame_size): Update
22524 (assign_stack_local): Update
22525 (expand_function_end): Update.
22526 (get_art_pointer_save_area): Update
22528 * emit-rtl.c (rtl): Declare.
22529 (regno_reg_rtx): Declare.
22530 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22532 (gen_reg_rtx): Update.
22533 * varasm.c (n_deferred_constatns): Update accestor.
22534 (init_varasm_status): Do not allocate varasm_status.
22535 (force_const_mem, get_pool_size, output_constant_pool): Update.
22536 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22537 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22538 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22539 * sparc/sparc.h (INIT_EXPANDERS): Update.
22540 * ia64/ia64.h (INIT_EXPANDERS): Update.
22542 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22544 * reload.c (push_secondary_reload): Add missing break to for loop.
22546 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22548 PR middle-end/PR28690
22549 * rtlanal.c: Update copyright years.
22550 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22551 as REG_POINTER and MEM_POINTER operands.
22552 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22553 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22554 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22555 * gcse.c: Update copyright years.
22556 (pre_delete): Call gen_reg_rtx_and_attrs.
22557 (hoist_code): Likewise.
22558 (build_store_vectors): Likewise.
22559 (delete_store): Likewise.
22560 * loop-invariant.c (move_invariant_reg): Likewise.
22561 Update copyright years.
22563 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22565 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22566 control string instead of quoted.
22568 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22570 * doc/rtl.texi: Rewrite of subreg section.
22572 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22575 * config/i386/i386.c (legitimize_pic_address): Add treating
22576 of dllimport SYM_REF's.
22577 (legitimize_dllimport_symbol): Add prototype.
22579 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22581 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22582 reference in constructor with non self-referential type.
22584 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22586 Removal of Return with Depressed Stack Pointer support
22587 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22588 (ECF_SP_DEPRESSED): Likewise.
22589 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22590 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22591 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22592 (expand_call): Do not test ECF_SP_DEPRESSED.
22593 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22594 * function.c (keep_stack_depressed): Delete.
22595 (handle_epilogue_set): Likewise.
22596 (update_epilogue_consts): Likewise.
22597 (emit_equiv_load): Likewise.
22598 (thread_prologue_and_epilogue_insns): Remove support for Return with
22599 Depressed Stack Pointer.
22600 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22602 2008-04-06 Richard Guenther <rguenther@suse.de>
22604 PR tree-optimization/35400
22605 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22606 information from SSA_NAMEs.
22608 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22610 * config/avr/avr.h (avr_mega_p): Remove declaration.
22611 (AVR_MEGA): Remove macro.
22612 * config/avr/avr.c (avr_mega_p): Remove variable.
22613 (avr_override_options): Remove inicializion of avr_mega_p.
22614 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22615 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22616 (avr_jump_mode): (Ditto.).
22617 (avr_output_progmem_section_asm_op): (Ditto.).
22618 (avr_asm_init_sections): (Ditto.).
22619 (avr_asm_init_sections): (Ditto.).
22620 (avr_rtx_costs): (Ditto.).
22621 * config/avr/avr.md: (Ditto.).
22622 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22625 2008-04-06 Richard Guenther <rguenther@suse.de>
22627 PR tree-optimization/35842
22628 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22629 is_gimple_invariant_address.
22631 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22633 * gcc.c (default_compilers): Sync Fortran extensions list with
22634 that in fortran/lang-specs.h.
22635 * doc/invoke.texi: Likewise.
22636 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22637 * dwarf2out.c (gen_compile_unit_die): Likewise.
22639 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22641 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22643 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22646 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22647 attribute is used for nested functions.
22649 2008-04-05 Jan Hubicka <jh@suse.cz>
22651 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22653 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22655 (dump_files): Update.
22656 (enable_rtl_dump_file): Do not accept letter argument.
22657 * tree-pass.h (dump_file_info): Remove letter argument.
22658 * toplev.c (decode_d_option): Update -da handling.
22659 * toplev.h (enable_rtl_dump_file): Update prototype.
22660 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22661 it out based on pass type.
22662 (register_dump_files_1): Likewise.
22663 (init_optimization_passes): Update register_one_dump_file calls.
22664 (execute_one_pass): Sanity check that IPA passes are called at IPA
22665 level and RTL passes at RTL level.
22666 (execute_pass_list): IPA pass can not be after or subpass of
22668 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22669 disallov RTL subpasses of IPA subpasses.
22671 2008-04-05 Ben Elliston <bje@au.ibm.com>
22673 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22674 builtins that return exactly once and do not throw. Cache call to
22677 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22679 PR rtl-optimization/34916
22680 PR middle-end/35519
22681 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22682 between instruction pairs.
22684 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22686 * doc/invoke.texi: Document -mbitops for SH.
22687 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22688 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22689 * config/sh/sh.c (print_operand): Add %t operand code.
22690 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22691 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22692 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22693 (extendqihi2): Likewise.
22694 (movqi_i): Likewise.
22695 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22696 (extv): Use bld instruction for SH2A if possible.
22698 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22699 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22700 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22701 (bset.b, bclr.b): Define peepholes.
22702 * config/sh/sh.opt (mbitops): New option.
22704 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22707 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22708 and view convert expression.
22710 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22713 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22715 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22717 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22719 * config/i386/cpuid.h (bit_AES): New.
22720 (bit_PCLMUL): Likewise.
22722 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22723 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22724 SSE2 if AES or PCLMUL is enabled.
22725 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22726 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22727 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22728 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22729 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22730 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22731 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22732 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22733 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22734 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22735 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22736 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22737 __builtin_ia32_aeskeygenassist128 and
22738 __builtin_ia32_pclmulqdq128.
22739 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22740 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22741 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22743 * config/i386/i386.h (TARGET_AES): New.
22744 (TARGET_PCLMUL): Likewise.
22745 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22747 * config/i386/i386.md (UNSPEC_AESENC): New.
22748 (UNSPEC_AESENCLAST): Likewise.
22749 (UNSPEC_AESDEC): Likewise.
22750 (UNSPEC_AESDECLAST): Likewise.
22751 (UNSPEC_AESIMC): Likewise.
22752 (UNSPEC_AESKEYGENASSIST): Likewise.
22753 (UNSPEC_PCLMUL): Likewise.
22755 * config/i386/i386.opt (maes): New.
22756 (mpclmul): Likewise.
22758 * config/i386/sse.md (aesenc): New pattern.
22759 (aesenclast): Likewise.
22760 (aesdec): Likewise.
22761 (aesdeclast): Likewise.
22762 (aesimc): Likewise.
22763 (aeskeygenassist): Likewise.
22764 (pclmulqdq): Likewise.
22766 * config/i386/wmmintrin.h: New.
22768 * doc/extend.texi: Document AES and PCLMUL built-in function.
22770 * doc/invoke.texi: Document -maes and -mpclmul.
22772 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22774 * function.c (free_after_parsing): Replace with
22775 cxx_push_function_context from C++ front-end.
22776 (allocate_struct_function): Don't call langhook.
22777 * langhooks.h (struct lang_hooks_for_functions): Delete.
22778 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22780 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22781 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22782 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22783 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22784 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22785 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22786 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22788 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22789 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22791 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22794 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22797 2008-04-04 Richard Guenther <rguenther@suse.de>
22799 PR middle-end/35823
22800 * fold-const.c (optimize_minmax_comparison): Use the correct
22801 type for the constant in the simplified comparison.
22803 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22805 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22806 Pass L2 size as "--param l2-cache-size" to the compiler.
22807 (decode_l2_cache): New function to decode L2 cache parameters using
22808 0x8000006 extended cpuid function.
22809 (detect_caches_amd): Determine parameters of L2 cache using
22810 decode_l2_caches function.
22811 (decode_caches_intel): Decode L2 cache parameters.
22812 (detect_caches_intel): Determine L2 cache parameters using
22813 decode_caches_intel and decode_l2_caches functions.
22815 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22817 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22818 secondary input reload for subword loads from the constant pool.
22820 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22823 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22824 constants of the appropriate size for runtime calculations.
22827 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22828 decimal-float literal constant zero.
22830 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22833 * c-parser.c (c_parser_omp_atomic): Call
22834 default_function_array_conversion on the RHS.
22836 PR middle-end/35818
22837 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22838 call is_variable_sized if decl has incomplete type.
22840 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22842 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22844 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22846 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22848 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22849 (sgt<u>): Merge sgt and sgtu into new expander.
22850 (sgt, sgtu): Remove expanders.
22851 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22852 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22853 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22854 *sgtu_<mode>_mips16 into new pattern.
22855 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22856 (sge<u>): Merge sge and sgeu into new expander.
22857 (sge, sgeu): Remove expanders.
22858 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22860 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22861 (slt<u>): Merge slt and sltu into new expander.
22862 (slt, sltu): Remove expanders.
22863 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22864 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22865 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22866 *sltu_<mode>_mips16 into new pattern.
22867 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22868 (sle<u>): Merge sle and sleu into new expander.
22869 (sle, sleu): Remove expanders.
22870 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22871 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22872 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22873 *sleu_<mode>_mips16 into new pattern.
22874 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22876 2008-04-03 Jan Hubicka <jh@suse.cz>
22878 PR tree-optimization/35795
22879 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22880 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22881 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22882 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22883 * score/score3.c (score3_output_mi_thunk): Likewise.
22884 * score/score7.c (score7_output_mi_thunk): Likewise.
22885 * mips/mips.c (mips_output_mi_thunk): Likewise.
22887 2008-04-03 Richard Guenther <rguenther@suse.de>
22889 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22890 conversions. Simplify code.
22892 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22894 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22896 2008-04-03 Tom Tromey <tromey@redhat.com>
22897 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22899 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22900 * config/bfin/t-bfin-linux (generated_files): Add
22901 linux-sysroot-suffix.h.
22902 * doc/install.texi (Prerequisites): Require make 3.80.
22903 * doc/sourcebuild.texi (Front End Directory): Document new
22905 * Makefile.in (generated_files): New variable.
22906 (ALL_HOST_OBJS): New variable.
22907 ($(ALL_HOST_OBJS)): New target.
22909 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22911 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22912 (remap_block): Call id->transform_lang_insert_block instead
22914 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22915 Set id.transform_lang_insert_block to NULL.
22916 (clone_body): Move to cp/optimize.c
22917 * tree-inline.h (struct copy_body_data): Change
22918 transform_lang_insert_block to function pointer.
22919 (copy_generic_body, copy_decl_no_change): Export.
22920 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22921 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22922 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22924 * c-tree.h (insert_block): Kill.
22925 * c-decl.c (insert_block): Kill.
22927 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22929 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22930 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22931 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22933 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22934 argument, call {push,pop}_function_context from here.
22935 * c-parser.c: Use c_{push,pop}_function_context.
22937 * function.c (push_function_context_to): Move meat ...
22938 (push_function_context): ... here. Simplify.
22939 * function.c (pop_function_context_from): Move meat ...
22940 (pop_function_context): ... here. Simplify.
22941 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22943 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22944 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22945 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22946 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22948 2008-04-03 Ben Elliston <bje@au.ibm.com>
22950 * expmed.c (extract_force_align_mem_bit_field): Remove.
22952 2008-04-03 Richard Guenther <rguenther@suse.de>
22954 PR middle-end/35800
22955 * expr.h (try_casesi): Adjust prototype.
22956 * expr.c (try_casesi): Take fallback label as extra parameter.
22957 Use that for gen_casesi if default_label is NULL.
22958 * stmt.c (expand_case): Pass fallback label to try_casesi,
22959 make sure to fill gaps with a fallback label if default_label
22962 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22965 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22967 2008-04-03 Ben Elliston <bje@au.ibm.com>
22969 * expmed.c (extract_split_bit_field): Remove if (0) code.
22970 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22971 (do_ds_constraint): Likewise.
22973 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22975 * doc/cppopts.texi (-dU): Document.
22976 * c-common.h (flag_dump_macros): Update comment.
22977 * c-opts.c (handle_OPT_d): Handle -dU.
22978 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22979 dump_queued_macros, cb_used_define, cb_used_undef): New.
22980 (init_pp_output): Handle -dU.
22981 (cb_line_change): Call dump_queued_macros.
22982 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22984 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22986 * config/avr/predicates.md (io_address_operand): New predicate.
22987 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22988 * config/avr/avr.c (avr_io_address_p): Remove function.
22989 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22990 'avr_io_address_p' function.
22991 (out_movhi_r_mr): (Ditto.).
22992 (out_movqi_mr_r): (Ditto.).
22993 (out_movhi_mr_r): (Ditto.).
22994 (avr_address_cost): (Ditto.).
22996 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22998 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22999 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23000 in 32bit mode when XMM registers are available to avoid store
23002 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23003 corresponding post-reload splitters.
23005 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23007 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23008 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23009 __builtin_ia32_roundss.
23010 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23011 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23012 __builtin_ia32_roundss.
23013 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23014 IX86_BUILTIN_SHUFPD here.
23016 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23018 * config/i386/i386.md (plogic): New.
23019 (plogicprefix): Likewise.
23021 * config/i386/mmx.md (mmx_<code><mode>3): New.
23022 (mmx_and<mode>3): Removed.
23023 (mmx_ior<mode>3): Likewise.
23024 (mmx_xor<mode>3): Likewise.
23026 * config/i386/sse.md (<code><mode>3): New.
23027 (*<code><mode>3): Likewise.
23028 (*<code><mode>3): Likewise.
23029 (<code><mode>3): Likewise.
23030 (*sse_<code><mode>3): Likewise.
23031 (*sse2_<code><mode>3): Likewise.
23032 (<code>tf3): Likewise.
23033 (*<code>tf3): Likewise.
23034 (and<mode>3): Likewise.
23035 (*and<mode>3): Likewise.
23036 (ior<mode>3): Removed.
23037 (*ior<mode>3): Likewise.
23038 (xor<mode>3): Likewise.
23039 (*xor<mode>3): Likewise.
23040 (*and<mode>3): Likewise.
23041 (*ior<mode>3): Likewise.
23042 (*xor<mode>3): Likewise.
23043 (and<mode>3): Likewise.
23044 (*sse_and<mode>3): Likewise.
23045 (*sse2_and<mode>3): Likewise.
23046 (andtf3): Likewise.
23047 (*andtf3): Likewise.
23048 (ior<mode>3): Likewise.
23049 (*sse_ior<mode>3): Likewise.
23050 (*sse2_ior<mode>3): Likewise.
23051 (iortf3): Likewise.
23052 (*iortf3): Likewise.
23053 (xor<mode>3): Likewise.
23054 (*sse_xor<mode>3): Likewise.
23055 (*sse2_xor<mode>3): Likewise.
23056 (xortf3): Likewise.
23057 (*xortf3): Likewise.
23059 2008-04-02 Richard Guenther <rguenther@suse.de>
23061 PR tree-optimization/14495
23062 PR tree-optimization/34793
23063 * tree-vrp.c (struct switch_update): New structure.
23064 (to_remove_edges, to_update_switch_stmts): New VECs.
23065 (simplify_switch_using_ranges): New function. Remove not taken
23066 case labels and edges.
23067 (simplify_stmt_using_ranges): Call it.
23068 (identify_jump_threads): Mark edges we have queued for removal
23069 so we don't thread them.
23070 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23072 * tree-cfg.c (group_case_labels): Deal with missing default label.
23073 (tree_verify_flow_info): Allow missing default label.
23074 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23075 (emit_case_nodes): Likewise.
23076 (expand_case): Do not rely on the default label to be present.
23077 * expr.c (try_casesi): Deal with NULL default_label.
23078 (do_tablejump): Likewise.
23080 2008-04-02 Richard Guenther <rguenther@suse.de>
23082 PR tree-optimization/14495
23083 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23084 SWITCH_EXPR here ...
23085 (vrp_visit_switch_stmt): ... but here (new function).
23086 (find_case_label_index): New helper function.
23087 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23089 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23091 * fwprop.c: Fix ISO-C99ism.
23093 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23096 * Makefile.in (objdir): Set it here.
23097 * configure.ac: Not here. Find dynamic linker characteristics.
23098 * exec-tool.in: Use them.
23099 * aclocal.m4: Regenerate.
23100 * configure: Regenerate.
23102 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23104 * expr.c (expand_var): Delete it.
23105 * expr.h (expand_var): Delete prototype.
23106 * function.c (expand_function_start): Use expand_decl instead.
23107 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23110 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23112 PR rtl-optimization/35542
23113 * fwprop.c (forward_propagate_and_simplify): Replace
23114 loc_reg_mentioned_in_p with reg_mentioned_p.
23116 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23118 PR rtl-optimization/35281
23119 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23120 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23121 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23122 (varying_mem_p): Move above propagate_rtx.
23123 (all_uses_available_at): Do not check MEMs.
23125 2008-04-02 Rafael Espíndola <espindola@google.com>
23127 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23128 (register_edge_assert_for_2): Split the cond argument.
23129 (register_edge_assert_for_1): Adjust for the change in
23130 register_edge_assert_for_2.
23131 (register_edge_assert_for): Split the cond argument.
23132 (find_switch_asserts): Adjust for the change in
23133 register_edge_assert_for.
23135 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23137 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23138 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23139 offsets for 64-bit mingw.
23140 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23141 abi for x86_64-pc-mingw.
23143 2008-04-02 Richard Guenther <rguenther@suse.de>
23145 * tree-vrp.c (extract_range_from_assert): Make sure to not
23146 produce range min/max with TREE_OVERFOW set.
23147 If merging a anti-range and a range keep the anti-range if
23148 the range covers all values of the type.
23149 (register_edge_assert_for_2): Only allow sign-changing
23150 conversions in detecting canonical range checks. Also
23151 register an assert for the unsigned name if useful.
23153 PR tree-optimization/35787
23154 * tree-vrp.c (vrp_val_max): New function.
23155 (vrp_val_min): Likewise.
23156 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23157 (vrp_val_is_min): Likewise.
23158 (supports_overflow_infinity): Use vrp_val_{min,max}.
23159 (negative_overflow_infinity): Likewise.
23160 (positive_overflow_infinity): Likewise.
23161 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23162 (is_positive_overflow_infinity): Likewise.
23163 (is_overflow_infinity): Likewise.
23164 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23165 vrp_val_is_{min,max}.
23166 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23167 to ranges if possible. Avoid empty ranges.
23169 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23171 PR middle-end/35705
23172 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23173 the expression is a function address.
23175 2008-04-01 George Helffrich <george@gcc.gnu.org>
23177 PR fortran/35154, fortran/23057
23178 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23179 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23180 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23181 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23183 (dbxout_syms): Check for COMMON-based symbol and wrap in
23184 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23185 in bracket for efficiency.
23187 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23188 using DW_TAG_common_block + member offset.
23189 (add_pubname_string): New function.
23190 (dw_expand_expr): New function to find block name and offset for
23192 (common_check): New function to check whether symbol in Fortran COMMON.
23193 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23195 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23198 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23200 2008-04-02 Ben Elliston <bje@au.ibm.com>
23202 * config/v850/v850.md (casesi): Remove if (0) code.
23203 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23204 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23206 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23208 * config/i386/i386.md (rex64suffix): New mode attribute.
23209 (floathi<mode>2): Disable expander for SSE math.
23210 (*floathi<mode>2_1): New insn insn_and_split pattern.
23211 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23212 corresponding post-reload splitters.
23213 (*floathi<mode>2_i387): New macroized insn pattern.
23214 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23215 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23216 insn_and_split pattern.
23217 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23218 New macroized instruction patterns and corresponding post-reload
23220 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23221 and corresponding post-reload splitters.
23222 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23223 New macroized instruction patterns.
23224 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23225 macroized instruction patterns and corresponding post-reload splitters.
23226 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23227 corresponding post-reload splitters.
23228 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23229 New macroized instruction patterns.
23230 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23231 corresponding post-reload splitters.
23232 (*floatsi<mode>2_i387): New macroized instruction patterns.
23234 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23236 * config/i386/i386.md (smaxmin): New.
23237 (umaxmin): Likewise.
23238 (maxminiprefix): Likewise.
23239 (maxminfprefix): Likewise.
23240 (<code><mode>3): Likewise.
23241 (smin<mode>3): Removed.
23242 (smax<mode>3): Likewise.
23244 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23245 (mmx_<code>v4hi3): Likewise.
23246 (mmx_<code>v8qi3): Likewise.
23247 (mmx_smaxv2sf3): Removed.
23248 (mmx_sminv2sf3): Likewise.
23249 (mmx_umaxv8qi3): Likewise.
23250 (mmx_smaxv4hi3): Likewise.
23251 (mmx_uminv8qi3): Likewise.
23252 (mmx_sminv4hi3): Likewise.
23254 * config/i386/sse.md (<addsub><mode>3): New.
23255 (*<addsub><mode>3): Likewise.
23256 (<sse>_vm<addsub><mode>3): Likewise.
23257 (<maxmin><mode>3): Likewise.
23258 (*<maxmin><mode>3_finite): Likewise.
23259 (*<maxmin><mode>3): Likewise.
23260 (<sse>_vm<maxmin><mode>3): Likewise.
23261 (sse3_h<addsub>v4sf3): Likewise.
23262 (sse3_h<addsub>v2df3): Likewise.
23263 (<maxmin>v16qi3): Likewise.
23264 (*<maxmin>v16qi3): Likewise.
23265 (<maxmin>v8hi3): Likewise.
23266 (*<maxmin>v8hi3): Likewise.
23267 (*sse4_1_<maxmin><mode>3): Likewise.
23268 (*sse4_1_<maxmin><mode>3): Likewise.
23269 (add<mode>3): Removed.
23270 (*add<mode>3): Likewise.
23271 (<sse>_vmadd<mode>3): Likewise.
23272 (sub<mode>3): Likewise.
23273 (*sub<mode>3): Likewise.
23274 (<sse>_vmsub<mode>3): Likewise.
23275 (smin<mode>3): Likewise.
23276 (*smin<mode>3_finite): Likewise.
23277 (*smin<mode>3): Likewise.
23278 (<sse>_vmsmin<mode>3): Likewise.
23279 (smax<mode>3): Likewise.
23280 (*smax<mode>3_finite): Likewise.
23281 (*smax<mode>3): Likewise.
23282 (<sse>_vmsmax<mode>3): Likewise.
23283 (sse3_haddv4sf3): Likewise.
23284 (sse3_haddv2df3): Likewise.
23285 (sse3_hsubv4sf3): Likewise.
23286 (sse3_hsubv2df3): Likewise.
23287 (umaxv16qi3): Likewise.
23288 (*umaxv16qi3): Likewise.
23289 (smaxv8hi3): Likewise.
23290 (*smaxv8hi3): Likewise.
23291 (*sse4_1_smax<mode>3): Likewise.
23292 (*sse4_1_umax<mode>3): Likewise.
23293 (uminv16qi3): Likewise.
23294 (*uminv16qi3): Likewise.
23295 (sminv8hi3): Likewise.
23296 (*sminv8hi3): Likewise.
23297 (*sse4_1_smin<mode>3): Likewise.
23298 (*sse4_1_umin<mode>3): Likewise.
23300 2008-04-01 Rafael Espíndola <espindola@google.com>
23302 * tree-cfg.c (verify_expr): remove in_phi.
23303 (verify_stmt): Don't call walk_tree with verify_expr. Use
23304 is_gimple_min_invariant instead of is_gimple_val.
23306 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23308 * doc/include/gpl_v3.texi: Update for manpage generation.
23309 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23311 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23312 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23313 gpl_v3.texi instead of gpl.texi.
23316 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23319 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23321 2008-04-01 Rafael Espíndola <espindola@google.com>
23323 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23324 (extract_code_and_val_from_cond): Use
23325 extract_code_and_val_from_cond_with_ops.
23327 2008-04-01 Jan Hubicka <jh@suse.cz>
23329 * function.c (free_after_compilation): Free epilogue_delay_list.
23330 (prepare_function_start): Assert that previous compilation was freed.
23332 2008-04-01 Jan Hubicka <jh@suse.cz>
23333 Jim Wilson <wilson@tuliptree.org>
23334 Andreas Tobler <andreast@gcc.gnu.org>
23336 PR middle-end/35781
23337 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23338 rtl.emit instead cfun->emit.
23339 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23340 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23342 2008-04-01 Ben Elliston <bje@au.ibm.com>
23344 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23346 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23348 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23350 (fprofile-use): Add var flag_profile_use
23351 * coverage.c (coverage_begin_output): Do not open a gcno file for
23352 output only if -ftest-coverage is set.
23353 Do not add getpwd() to gcda file path.
23354 (build_gcov_info): Check the new flag
23355 flag_profile_datafile_relative_path.
23356 (coverage_init): Use profile_data_prefix.
23357 Read profile counter only if flag_profile_use is set.
23358 * opts.c (common_handle_option): New option fprofile-use=,
23359 fprofile-dir=, fprofile-generate=.
23360 * toplev.c (profile_data_prefix): New variable definition.
23361 * toplev.h (profile_data_prefix): New declaration.
23362 * doc/invoke.tex (Option Summary, Optimization Options):
23365 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23367 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23368 use tmp consistently.
23371 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23372 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23373 UNSPEC_FR_RECIP_APPROX_RES.
23374 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23376 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23379 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23381 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23383 PR middle-end/30186
23384 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23385 element of the vector via a pointer.
23387 2008-03-31 Ian Lance Taylor <iant@google.com>
23389 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23391 2008-03-31 Jan Hubicka <jh@suse.cz>
23393 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23394 get_arg_pointer_save_area.
23395 * expr.c (init_expr): Just clear out rtl.expr.
23396 * function.c (free_after_compilation): Clear out whole RTL structure.
23397 (get_func_frame_size): Merge into ...
23398 (get_frame_size): ... this one.
23399 (assign_stack_local_1): Merge into ...
23400 (assign_stack_local): ... this one.
23401 (expand_function_end): Update call of get_arg_pointer_save_area.
23402 (get_art_pointer_save_area): Remove cfun argument.
23403 * function.h (emit_status): regno_pointer_align does not need length
23404 attribute. Move x_regno_reg_rtx to ...
23405 (regno_reg_rtx): ... new global array.
23406 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23407 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23408 apply_args_value, forced_labels, stack_pointer_delta):
23410 (struct varasm_status): Move here from varasm.c
23411 (struct rtl_data): New. Move here some fields from struct function.
23412 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23413 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23414 used_temp_slots avail_temp_slots, temp_slot_level,
23415 nonlocal_goto_handler_labels): Update accesstors.
23416 (rtl): New global variable.
23417 (struct function): Move some fileds to rtl_data.
23418 (get_arg_pointer_save_area): Update prototype.
23419 * emit-rtl.c (rtl): Declare.
23420 (regno_reg_rtx): Declare.
23421 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23423 (gen_reg_rtx): Update.
23424 (init_virtual_regs): Do not tate emit_status argument.
23425 (init_emit): Do not allocate emit.
23426 * varasm.c (varasm_statuc): Move to function.h.
23427 (n_deferred_constatns): Update accestor.
23428 (init_varasm_status): Do not allocate varasm_status.
23429 (force_const_mem, get_pool_size, output_constant_pool): Update.
23430 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23431 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23433 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23435 PR rtl-optimization/35729
23436 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23439 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23442 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23443 load/store if memory is unaligned.
23444 (*movti_rex64): Likewise.
23446 * config/i386/predicates.md (misaligned_operand): New.
23448 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23451 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23454 2008-03-31 Jan Beulich <jbeulich@novell.com>
23456 * config/ia64/constraints.md: Add 'j' constraint.
23457 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23458 (movdi_internal): Likewise.
23460 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23463 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23465 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23468 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23469 proper error message for the third argument on blendpd and
23472 * config/i386/sse.md (blendbits): New.
23473 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23475 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23477 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23479 2008-03-30 Richard Guenther <rguenther@suse.de>
23481 PR middle-end/31023
23482 * fold-const.c (fold_sign_changed_comparison): Do leave
23483 conversions to base-types alone.
23485 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23487 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23488 the link register if one altivec register is be saved.
23490 2008-03-30 Ben Elliston <bje@au.ibm.com>
23492 * final.c (final_scan_insn): Remove if (0) code.
23494 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23496 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23498 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23500 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23501 of V4SFmode to ix86_binary_operator_ok.
23503 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23505 * config/i386/i386.c (override_options): Initialize
23506 ix86_veclib_handler to ix86_veclibabi_svml when
23507 -mveclibabi=svml is used.
23508 (ix86_veclibabi_svml): New function for SVML ABI style
23509 vectorization support.
23510 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23512 2008-03-28 Rafael Espíndola <espindola@google.com>
23514 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23515 (tree_binary_nonnegative_warnv_p): Make it public.
23516 (tree_single_nonnegative_warnv_p): Make it public.
23517 (tree_invalid_nonnegative_warnv_p): Make it public.
23518 (tree_unary_nonzero_warnv_p): Make it public.
23519 (tree_binary_nonzero_warnv_p): Make it public
23520 (tree_single_nonzero_warnv_p): Make it public.
23521 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23522 (extract_range_from_binary_expr): Split the expr argument.
23523 (extract_range_from_unary_expr): Split the expr argument.
23524 (extract_range_from_comparison): Split the expr argument.
23525 (extract_range_from_expr): Use the new aux functions.
23526 (vrp_evaluate_conditional_warnv): Use
23527 vrp_evaluate_conditional_warnv_with_ops.
23528 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23529 (tree_binary_nonzero_warnv_p): Declare.
23530 (tree_single_nonzero_warnv_p): Declare.
23531 (tree_expr_nonzero_warnv_p): Declare.
23532 (tree_unary_nonnegative_warnv_p): Declare.
23533 (tree_binary_nonnegative_warnv_p): Declare.
23534 (tree_single_nonnegative_warnv_p): Declare.
23535 (tree_invalid_nonnegative_warnv_p): Declare.
23537 2008-03-28 Richard Guenther <rguenther@suse.de>
23539 PR tree-optimization/30317
23540 PR tree-optimization/30911
23541 PR tree-optimization/34793
23542 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23543 (struct assert_locus_d): New member EXPR.
23544 (register_new_assert_for): Add EXPR parameter to support
23545 ASSERT_EXPR <name, expr OP limit>.
23546 (register_edge_assert_for_1): Adjust callers.
23547 (find_assert_locations): Likewise.
23548 (process_assert_insertions_for): Build condition from expression.
23549 (extract_range_from_assert): Handle ASSERT_EXPRs
23550 of the form ASSERT_EXPR <name, expr OP limit>.
23551 (register_edge_assert_for_2): New helper registering
23552 asserts for comparisons. Recognize range tests of the form
23553 (unsigned)i - CST1 OP CST2.
23554 (register_edge_assert_for_1): Use it.
23555 (register_edge_assert_for): Likewise.
23556 (needs_overflow_infinity): Integer sub-types
23557 do not need overflow infinities.
23558 (vrp_val_is_max): The extreme values of integer sub-types
23559 are those of the base type.
23560 (vrp_val_is_min): Likewise.
23561 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23564 2008-03-28 Nick Clifton <nickc@redhat.com>
23567 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23568 Return GENERAL_REGS for stack adjustment reloads.
23570 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23573 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23574 const_vector when all the vectors are constant.
23576 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23578 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23580 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23581 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23583 (s<code>_sf): Use new scc_sf attribute for opcode names.
23585 2008-03-27 Tom Tromey <tromey@redhat.com>
23587 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23588 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23589 config/spu/t-spu-elf, config/i386/t-interix,
23590 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23591 config/i386/x-darwin, config/i386/x-mingw32,
23592 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23593 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23594 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23595 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23596 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23597 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23598 config/score/t-score-elf, config/arm/t-strongarm-pe,
23599 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23600 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23601 Revert automatic dependency patch.
23603 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23606 * config/i386/i386.c (ix86_function_arg_boundary): Align
23607 decimal floating point to its natural boundary.
23609 2008-03-27 Richard Guenther <rguenther@suse.de>
23611 PR middle-end/35716
23612 * fold-const.c (fold_comparison): Restrict distinct decl
23613 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23614 solely rely on operand_equal_p.
23616 2008-03-27 Richard Guenther <rguenther@suse.de>
23619 * c-common.c (handle_weak_attribute): Reject combination of
23622 2008-03-27 Richard Guenther <rguenther@suse.de>
23624 PR tree-optimization/32810
23625 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23626 conversions from DECL_INITIAL.
23627 (fold_const_aggregate_ref): Likewise from constructor elements.
23629 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23631 * tree-affine.h (aff_combination_expand): Declare.
23632 (get_inner_reference_aff): Likewise.
23633 * tree-affine.c (aff_combination_expand): Split out from
23634 tree_to_aff_combination_expand.
23635 (get_inner_reference_aff): New function.
23636 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23637 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23638 (struct lim_aux_data): sm_done field removed.
23639 (mem_ref_loc_p, mem_ref_locs_p): New types.
23640 (struct mem_ref): Added id, stored, accesses_in_loop,
23641 indep_loop, dep_loop, indep_ref, dep_ref fields.
23642 Removed is_stored, locs and next fields.
23643 (memory_accesses): New variable.
23644 (movement_possibility): Do not allow moving statements
23645 that store to memory.
23646 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23648 (determine_max_movement): For statements with memory references,
23649 find the outermost loop in that the reference is independent.
23650 (move_computations_stmt): Mark the virtual operands for renaming.
23651 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23652 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23653 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23654 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23655 create_vop_ref_mapping, analyze_memory_references,
23656 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23657 get_all_locs_in_loop, ref_always_accessed_p,
23658 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23659 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23660 store_motion_loop, store_motion): New functions.
23661 (struct vop_to_refs_elt): New type.
23662 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23663 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23664 (schedule_sm): Replaced by...
23665 (execute_sm): ... this.
23666 (determine_lsm_ref, hoist_memory_references,
23667 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23668 find_more_ref_vops, free_mem_ref, free_mem_refs,
23669 determine_lsm_loop, determine_lsm): Removed.
23670 (tree_ssa_lim_finalize): Free data structures used by store motion.
23671 (tree_ssa_lim): Call analyze_memory_references. Use
23672 store_motion instead of determine_lsm.
23674 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23676 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23677 rename tmake_file to m68hc11/t-m68hc11.
23678 (mcore): Set inhibit_libc to true.
23679 * config.host (alpha*-dec-*vms*): Set extra_programs.
23680 (interix3*): Don't use host_xmake_file.
23681 * configure.ac: Let config.gcc override inhibit_libc.
23682 * configure: Regenerate.
23684 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23685 * config/t-openbsd-thread: Remove commented out lines.
23687 * config/x-interix: Remove.
23689 * config/m68hc11/t-m68hc11-gas: Rename to...
23690 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23692 * config/mcore/t-mcore: Remove T_CFLAGS.
23693 * config/mcore/t-mcore-pe: Likewise.
23695 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23697 * configure.ac: Replace custom __GNU_SOURCE test with
23698 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23699 * aclocal.m4: Regenerate.
23700 * configure: Regenerate.
23701 * config.in: Regenerate.
23703 2008-03-27 Richard Guenther <rguenther@suse.de>
23705 * fold-const.c (target.h): Include.
23706 (fold_comparison): Fold comparison of addresses of decls
23707 that bind locally or of constants. Consolidate address folding code.
23708 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23709 results from fold_binary_to_constant.
23710 (compare_values_warnv): Likewise.
23712 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23714 PR middle-end/35429
23715 * fold-const.c (fold_truthop): Check for integeral types when folding
23716 a == 0 && b == 0 and a != 0 || b != 0 .
23718 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23720 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23722 2008-03-26 Andreas Schwab <schwab@suse.de>
23724 * doc/invoke.texi: Fix use of @item vs. @itemx.
23726 2008-03-26 Tom Tromey <tromey@redhat.com>
23728 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23729 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23730 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23731 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23732 build/genconstants.o, build/genemit.o, build/genextract.o,
23733 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23734 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23737 2008-03-26 Richard Guenther <rguenther@suse.de>
23740 2008-03-26 Richard Guenther <rguenther@suse.de>
23742 * fold-const.c (target.h): Include.
23743 (fold_comparison): Fold comparison of addresses of two decls
23744 that bind locally. Consolidate address folding code.
23746 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23748 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23749 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23750 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23751 dconstsqrt2, dconstthird, dconste and/or dconst10.
23752 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23753 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23754 dconstsqrt2, dconste): Delete.
23755 (init_emit_once): Likewise. Simplify initializing dconstm1.
23757 * real.c (get_real_const): New.
23758 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23759 dconstsqrt2, dconste): Delete.
23760 (real_value_const, get_real_const): New.
23762 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23764 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23766 * config/i386/i386.c (ix86_function_arg_boundary): Check
23767 BIGGEST_ALIGNMENT instead of 128.
23768 (setup_incoming_varargs_64): Likewise.
23770 2008-03-26 Tom Tromey <tromey@redhat.com>
23772 * Makefile.in (DEPFILES): Add missing '/'.
23774 2008-03-26 Richard Guenther <rguenther@suse.de>
23776 * fold-const.c (target.h): Include.
23777 (fold_comparison): Fold comparison of addresses of two decls
23778 that bind locally. Consolidate address folding code.
23780 2008-03-26 Nick Clifton <nickc@redhat.com>
23783 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23784 not allow INT+INT as a legitimate addressing mode.
23786 2008-03-26 Richard Guenther <rguenther@suse.de>
23788 * tree-flow.h (widen_bitfield): Remove declaration.
23789 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23790 (widen_bitfield): Remove function.
23791 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23794 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23797 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23800 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23802 PR rtl-optimization/35232
23803 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23804 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23805 reg_reloaded_call_part_clobbered here.
23806 (reload_regs_reach_end_p): New function.
23807 (reload_reg_rtx_for_input): New variable.
23808 (reload_reg_rtx_for_output): Likewise.
23809 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23810 when reassigning a pseudo register. Load reloadreg from
23811 reload_reg_rtx_for_input, moving the mode and register
23813 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23814 instead of the original when deciding whether an input reload
23815 would be a no-op or whether an output reload can be deleted.
23816 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23817 when setting up new_spill_reg_store. Load it from
23818 reload_reg_rtx_for_output, moving the mode and register
23820 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23821 instead of the original when deciding whether an output reload
23822 would be a no-op. Do the same when modifying insn notes.
23823 Use rtx_equal_p instead of == to compare the registers.
23824 (inherit_piecemeal_p): Take a mode and two register numbers
23826 (emit_reload_insns): Clear new_spill_reg_store for every hard
23827 register in the reload register. Remove spill registers
23828 from reg_reloaded_valid before considering whether to record
23829 inheritance information for them. Use reload_reg_rtx_for_output
23830 instead of reg_rtx when recording output reloads. Use
23831 reload_reg_rtx_for_input instead of reg_rtx when recording
23832 input reloads. Set or clear reg_reloaded_call_part_clobbered
23833 at the same time as setting reg_reloaded_valid.
23834 (delete_output_reload): Add a new_reload_reg parameter and use it
23835 instead of rld[j].reg_rtx.
23836 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23839 2008-03-25 Tom Tromey <tromey@redhat.com>
23841 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23842 (build/genattr.o): Likewise.
23843 (build/genattrtab.o): Likewise.
23844 (build/gencodes.o): Likewise.
23845 (build/genconfig.o): Likewise.
23846 (build/genconstants.o): Likewise.
23847 (build/genemit.o): Likewise.
23848 (build/genextract.o): Likewise.
23849 (build/genflags.o): Likewise.
23851 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23853 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23854 instead of size_int for integer types.
23855 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23856 to match type of MINUS_EXPR.
23858 2008-03-25 Tom Tromey <tromey@redhat.com>
23860 * configure: Rebuilt.
23861 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23864 2008-03-25 Tom Tromey <tromey@redhat.com>
23866 * config/x-solaris (host-solaris.o): Update.
23867 * config/x-linux (host-linux.o): Update.
23868 * config/x-hpux (host-hpux.o): Update.
23869 * config/x-darwin (host-darwin.o): Update.
23870 * config/v850/t-v850e (v850-c.o): Update.
23871 * config/v850/t-v850 (v850-c.o): Update.
23872 * config/t-vxworks (vxworks.o): Update.
23873 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23874 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23875 * config/spu/t-spu-elf (spu-c.o): Update.
23877 * config/sh/t-symbian (sh-c.o): Update.
23878 (symbian.o): Update.
23879 * config/sh/t-sh (sh-c.o): Update.
23880 * config/score/t-score-elf (score7.o, score3.o): Update.
23881 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23882 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23883 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23884 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23885 (rs6000.o): Remove.
23886 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23887 * config/m32c/t-m32c (m32c-pragma.o): Update.
23888 * config/ia64/t-ia64 (ia64-c.o): Update.
23889 * config/i386/x-mingw32 (host-mingw32.o): Update.
23890 * config/i386/x-i386 (driver-i386.o): Update.
23891 * config/i386/x-darwin (host-i386-darwin.o): Update.
23892 * config/i386/x-cygwin (host-cygwin.o): Update.
23893 * config/i386/t-nwld (nwld.o): Update.
23894 * config/i386/t-netware (netware.o): Update.
23895 * config/i386/t-interix (winnt.o): Update.
23896 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23897 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23898 msformat-c.o): Update.
23899 * config/bfin/t-bfin-linux (generated_files): Add
23900 linux-sysroot-suffix.h.
23901 * config/arm/t-wince-pe (pe.o): Update.
23902 * config/arm/t-strongarm-pe (pe.o): Update.
23903 * config/arm/t-pe (pe.o): Update.
23904 * config/arm/t-arm (arm-c.o): Update.
23905 * doc/install.texi (Prerequisites): Require make 3.80.
23906 * Makefile.in: Remove .o targets.
23907 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23908 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23909 (simple_generated_h, simple_generated_c): Move earlier.
23910 (generated_files): New variable.
23911 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23912 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23913 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23914 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23915 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23916 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23917 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23918 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23919 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23920 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23921 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23922 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23924 (COMPILE.base, COMPILE): New variables.
23925 (%.o): New pattern rule.
23926 (ALL_HOST_OBJS): New variable.
23927 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23928 (dummy-checksum.o, cc1-checksum.o): Remove.
23929 (DRIVER_SHLIB): New variable.
23930 (DRIVER_DEFINES): Use it.
23931 (gencondmd.c): Move out of build/.
23932 (s-conditions): Update.
23933 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23934 (ALL_BUILD_OBJS): Likewise.
23935 (build/%.o): Use BUILDCOMPILE.
23936 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23937 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23938 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23939 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23940 build/genconfig.o, build/genconstants.o, build/genemit.o,
23941 build/genextract.o, build/genflags.o, build/genmddeps.o,
23942 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23943 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23944 build/gen-protos.o, build/scan.o, build/fix-header.o,
23945 build/scan-decls.o): Simplify.
23946 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23947 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23948 prefix.o, toplev.o): Reduce to variable setting.
23949 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23950 ($(out_object_file), gcc-options.o): New targets.
23951 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23952 * configure: Rebuilt.
23953 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23954 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23956 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23958 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23959 complain when we hit an error, return ERROR_MARK_NODE.
23961 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23963 * config/sh/constraints.md (Pso, Psz): New constraints.
23964 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23965 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23967 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23969 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23970 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23972 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23974 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23975 (prefetch_sh2a): New.
23977 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23978 Naveen.H.S <naveen.hs@kpitcummins.com>
23980 * config/sh/constraints.md (I28): New constraint.
23981 * config/sh/sh.c (broken_move): Add support for movi20s.
23982 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23984 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23985 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23986 Naveen.H.S <naveen.hs@kpitcummins.com>
23988 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23989 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23990 (print_operand): Handle resbank in %@ operand code.
23991 (sh_encode_section_info): New.
23992 (push_regs): Add conditions for resbank.
23993 (sh_expand_epilogue): Likewise.
23994 (sh_insert_attributes): Likewise.
23995 (sh_attribute_table): Likewise.
23996 (sh_handle_resbank_handler_attribute): New.
23997 (sh2a_handle_function_vector_handler_attribute): New.
23998 (sh2a_is_function_vector_call): New.
23999 (sh2a_get_function_vector_number): New.
24000 (sh2a_function_vector_p): New.
24001 (sh_cfun_resbank_handler_p): New.
24002 * config/sh/sh.md (calli): Emit jsr/n if possible.
24003 (calli_tbr_rel): New.
24004 (calli_pcrel): Emit jsr/n if possible.
24005 (return_i): Emit rts/n if possible.
24006 (call_valuei_tbr_rel): New.
24007 (call_valuei_pcrel): Add condition for SH2A target.
24008 (call_value): Likewise.
24009 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24010 (sh2a_get_function_vector_number): Likewise.
24011 (sh2a_is_function_vector_call): Likewise.
24012 * doc/extend.texi: Document TBR relative addressing of SH2A.
24013 (resbank): Add description for SH2A.
24015 2008-03-24 Richard Guenther <rguenther@suse.de>
24018 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24019 pointer assignments change conversions according to middle-end rules.
24020 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24021 * configure.ac: Include type checking in yes.
24022 * configure: Regenerate.
24024 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24026 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24027 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24029 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24031 * gthr-vxworks.h (UNUSED): Define.
24033 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24035 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24037 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24039 * doc/extend.texi (Function Attributes): Add missing comma in the
24040 example of the "alloc_size" attribute.
24042 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24045 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24047 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24050 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24053 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24054 of the underlying type of a MS bitfield layout to the natural
24055 alignment of the type.
24057 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24059 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24060 to their natural alignment to avoid store forwarding stalls.
24062 2008-03-22 Richard Guenther <rguenther@suse.de>
24064 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24065 For PHI nodes verify the address is invariant.
24066 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24067 (get_symbol_constant_value): Use is_gimple_min_invariant.
24068 (maybe_fold_stmt_indirect): Likewise.
24070 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24072 PR rtl-optimization/33927
24073 * Makefile.in (dse.o): Depend on $(TM_P_H).
24074 * expr.h (extract_low_bits): Declare.
24075 * expmed.c (extract_low_bits): New function.
24076 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24077 * dse.c: Include tm_p.h.
24078 (find_shift_sequence): Remove the read_reg argument and return the
24079 read value. Emit the instructions instead of returning them.
24080 Iterate on new_mode rather than calculating it each time.
24081 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24082 source to NEW_MODE and extract_low_bits to convert the shifted
24083 value to READ_MODE.
24084 (replace_read): Allow the load and store to have different mode
24085 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24086 or extraction instructions before trying the replacement. Update
24087 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24089 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24091 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24092 to their natural alignment to avoid store forwarding stalls.
24094 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24097 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24098 encouraging but not allowing gprs for input;
24099 change the input constraint to !f#r.
24100 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24102 change the output constraint to !f#r.
24104 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24107 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24108 corresponding post-reload splitters.
24109 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24110 when x87 FP math is selected.
24111 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24112 New function prototype.
24113 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24114 unreachable function to ease macroization of insn patterns.
24116 2008-03-21 Martin Jambor <mjambor@suse.cz>
24118 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24119 reference dumps if ddr is NULL or dependence is unknown.
24121 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24123 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24124 unsigned extension into account.
24125 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24126 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24127 Do computations on a scratch register.
24129 2008-03-21 Richard Guenther <rguenther@suse.de>
24131 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24132 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24133 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24134 * tree-ssa-dom.c (record_equality): Likewise.
24135 * tree-inline.c (copy_body_r): Likewise.
24136 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24139 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24141 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24142 as 'delete_unused' argument.
24144 2008-03-20 Richard Guenther <rguenther@suse.de>
24146 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24147 special casing of constant qualifiers.
24148 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24149 care about them in general.
24150 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24151 regardless of their type.
24152 (fold_stmt_r): Forcefully fold *& if we end up with that.
24154 2008-03-20 Paul Brook <paul@codesourcery.com>
24156 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24157 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24159 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24161 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24162 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24164 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24166 * common.opt (Wmudflap): New option.
24167 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24168 (mx_register_decls): Likewise.
24169 (mudflap_finish_file): Likewise.
24170 * doc/invoke.texi: Document -Wno-mudflap.
24172 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24174 * c-format.c (replace_format_name_to_system_name): New.
24175 (cmp_attribs): New.
24176 (convert_format_name_to_system_name): New.
24177 (decode_format_attr): Add use of convert_format_name_to_system_name.
24178 (format_types_orig): Add gnu_ prefix to names.
24179 (check_format_info_main): Special treating of \0 escaped names for
24180 supporting multi-character format specifiers as I32, I64.
24181 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24182 (gnu_target_overrides_format_attributes): New.
24183 * c-format.h: Add structure target_ovr_attr to hold
24184 system specific formatter names.
24185 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24186 msformat-c.o file to c_target_objs and cxx_target_objs.
24187 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24188 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24189 (TARGET_N_FORMAT_TYPES): New.
24190 * config/i386/msformat-c.c: New.
24191 * config/i386/t-cygming: Add build rule for msformat-c.o.
24192 * doc/extend.texi: Add new format names gnu_* and ms_* and
24194 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24196 2008-03-20 Ira Rosen <irar@il.ibm.com>
24198 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24199 optimizations turned on under -O3.
24200 (ftree-vectorize): Add that the flag is turned on with -O3.
24202 2008-03-20 Ben Elliston <bje@au.ibm.com>
24204 * regmove.c (try_auto_increment): Fix spelling error in comment.
24205 * final.c (final_scan_insn): Likewise.
24207 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24210 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24211 allocator preferences for "y" and "r" class registers.
24212 ("*mov<mode>_internal"): Ditto.
24213 ("*movv2sf_internal_rex64"): Ditto.
24214 ("*movv2sf_internal"): Ditto.
24216 2008-03-19 Michael Matz <matz@suse.de>
24218 PR middle-end/35616
24219 * calls.c (expand_call): Check overlap of arguments with call
24220 address for sibcalls.
24222 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24225 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24226 of the underlying type of a MS bitfield layout to the natural
24227 alignment of the type.
24229 2008-03-19 Jan Hubicka <jh@suse.cz>
24232 * toplev.c (decode_d_option): Handle all CPP flags.
24233 * tree-vrp.c: Update tree_pass descriptors.
24234 * regrename.c: Update tree_pass descriptors.
24235 * fwprop.c: Update tree_pass descriptors.
24236 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24237 * tree-into-ssa.c: Update tree_pass descriptors.
24238 * tree-dump.c: Update tree_pass descriptors.
24239 * tree-complex.c: Update tree_pass descriptors.
24240 * tree-dump.h: Update tree_pass descriptors.
24241 * see.c: Update tree_pass descriptors.
24242 * cgraphbuild.c: Update tree_pass descriptors.
24243 * tracer.c: Update tree_pass descriptors.
24244 * tree-loop-distribution.c: Update tree_pass descriptors.
24245 * cgraph.c: Update tree_pass descriptors.
24246 * postreload-gcse.c: Update tree_pass descriptors.
24247 * postreload.c: Update tree_pass descriptors.
24248 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24249 * tree-tailcall.c: Update tree_pass descriptors.
24250 * tree-pass.h (tree_opt_pass): Rename to ...
24251 (opt_pass) ... this one; add "type" field and remove letter field.
24252 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24253 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24254 all_lowering_passes): Update declaration.
24255 * ipa-cp.c: Update tree_pass descriptors.
24256 * final.c: Update tree_pass descriptors.
24257 * omp-low.c: Update tree_pass descriptors.
24258 * tree-ssa-dse.c: Update tree_pass descriptors.
24259 * ipa-reference.c: Update tree_pass descriptors.
24260 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24261 * auto-inc-dec.c: Update tree_pass descriptors.
24262 * reorg.c: Update tree_pass descriptors.
24263 * cgraphunit.c: Update tree_pass descriptors.
24264 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24265 * tree-ssa-ccp.c: Update tree_pass descriptors.
24266 * df-core.c: Update tree_pass descriptors.
24267 * mode-switching.c: Update tree_pass descriptors.
24268 * tree-nomudflap.c: Update tree_pass descriptors.
24269 * modulo-sched.c: Update tree_pass descriptors.
24270 * ipa-pure-const.c: Update tree_pass descriptors.
24271 * cse.c: Update tree_pass descriptors.
24272 * web.c: Update tree_pass descriptors.
24273 * tree-stdarg.c: Update tree_pass descriptors.
24274 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24275 * tree-ssa-dom.c: Update tree_pass descriptors.
24276 * tree-nrv.c: Update tree_pass descriptors.
24277 * tree-ssa-alias.c: Update tree_pass descriptors.
24278 * loop-init.c: Update tree_pass descriptors.
24279 * gimple-low.c: Update tree_pass descriptors.
24280 * ipa-inline.c: Update tree_pass descriptors.
24281 * tree-ssa-sink.c: Update tree_pass descriptors.
24282 * global.c: Update tree_pass descriptors.
24283 * ifcvt.c: Update tree_pass descriptors.
24284 * jump.c: Update tree_pass descriptors.
24285 * predict.c: Update tree_pass descriptors.
24286 * tree-ssa-loop.c: Update tree_pass descriptors.
24287 * recog.c: Update tree_pass descriptors.
24288 * dse.c: Update tree_pass descriptors.
24289 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24290 * tree-eh.c: Update tree_pass descriptors.
24291 * regmove.c: Update tree_pass descriptors.
24293 * function.c: Update tree_pass descriptors.
24294 * tree-vectorizer.c: Update tree_pass descriptors.
24295 * gcse.c: Update tree_pass descriptors.
24296 * ipa-type-escape.c: Update tree_pass descriptors.
24297 * tree-if-conv.c: Update tree_pass descriptors.
24298 * init-regs.c: Update tree_pass descriptors.
24299 * ipa.c: Update tree_pass descriptors.
24300 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24301 * rtl-factoring.c: Update tree_pass descriptors.
24302 * lower-subreg.c: Update tree_pass descriptors.
24303 * bt-load.c: Update tree_pass descriptors.
24304 * tree-dfa.c: Update tree_pass descriptors.
24305 * except.c: Update tree_pass descriptors.
24306 * emit-rtl.c: Update tree_pass descriptors.
24307 * cfgexpand.c: Update tree_pass descriptors.
24308 * tree-cfgcleanup.c: Update tree_pass descriptors.
24309 * cfgcleanup.c: Update tree_pass descriptors.
24310 * tree-ssa-pre.c: Update tree_pass descriptors.
24311 * tree-sra.c: Update tree_pass descriptors.
24312 * tree-mudflap.c: Update tree_pass descriptors.
24313 * tree-ssa-copy.c: Update tree_pass descriptors.
24314 * cfglayout.c: Update tree_pass descriptors.
24315 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24316 * tree-ssa-dce.c: Update tree_pass descriptors.
24317 * tree-ssa.c: Update tree_pass descriptors.
24318 * regclass.c: Update tree_pass descriptors.
24319 * integrate.c: Update tree_pass descriptors.
24320 * tree-optimize.c: Update tree_pass descriptors.
24321 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24322 * tree-object-size.c: Update tree_pass descriptors.
24323 * combine.c: Update tree_pass descriptors.
24324 * tree-outof-ssa.c: Update tree_pass descriptors.
24325 * bb-reorder.c: Update tree_pass descriptors.
24326 * stack-ptr-mod.c: Update tree_pass descriptors.
24327 * var-tracking.c: Update tree_pass descriptors.
24328 * tree-profile.c: Update tree_pass descriptors.
24329 * tree-vect-generic.c: Update tree_pass descriptors.
24330 * reg-stack.c: Update tree_pass descriptors.
24331 * sched-rgn.c: Update tree_pass descriptors.
24332 * tree-ssa-structalias.c: Update tree_pass descriptors.
24333 * tree-cfg.c: Update tree_pass descriptors.
24334 * passes.c (current_pass): Update declaration.
24335 (finish_optimization_passes): Update.
24336 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24337 (register_one_dump_file, register_dump_files_1, next_pass_1):
24339 (init_optimization_passes): Update handling of new types.
24340 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24341 * ipa-struct-reorg.c: Update tree_pass descriptors.
24342 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24343 * combine-stack-adj.c: Update tree_pass descriptors.
24344 * cfgrtl.c: Update tree_pass descriptors.
24345 * dce.c: Update tree_pass descriptors.
24346 * tree-ssanames.c: Update tree_pass descriptors.
24348 2008-03-19 Richard Guenther <rguenther@suse.de>
24350 PR middle-end/35609
24351 * tree-ssa.c (walk_data): New structure.
24352 (warn_uninitialized_var): If not always_executed warn with "maybe"
24354 (execute_early_warn_uninitialized): Compute post-dominators.
24355 Initialize always_executed before processing each basic block.
24357 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24360 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24361 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24363 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24365 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24367 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24369 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24371 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24372 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24373 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24374 target after ignore has been set, and move there also the commputation
24375 of subtarget and original_target.
24376 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24377 (LANG_HOOKS_INITIALIZER): Remove it.
24378 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24380 2008-03-18 Richard Guenther <rguenther@suse.de>
24382 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24383 found an expression with constants, note that in the VN for the lhs.
24384 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24385 fold them to constants if possible. Run cleanup_cfg if done so.
24386 (execute_pre): Return todo.
24387 (do_pre): Likewise.
24388 (execute_fre): Likewise.
24389 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24391 (get_prop_source_stmt): Look through pointer conversions.
24393 2008-03-18 Jan Hubicka <jh@suse.cz>
24395 * tree-pretty-print.c: Include predict.h.
24396 (dump_generic_node): Dump predictor.
24397 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24398 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24399 * gimple-low.c (lower_stmt): Likewise.
24400 * expr.c (expand_expr_real): Likewise.
24401 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24403 (build_predict_expr, build_predict_expr): New.
24404 * predict.h (predictor_name, build_predict_expr): Update.
24405 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24406 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24407 * predict.def (PRED_CONTINUE): Update hitrate.
24408 * tree.def (PREDICT_EXPR): Define.
24409 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24410 do not handle BIND_EXPR.
24411 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24412 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24413 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24416 2008-03-18 Michael Matz <matz@suse.de>
24418 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24420 2008-03-18 Richard Guenther <rguenther@suse.de>
24422 * tree-gimple.h (is_gimple_invariant_address): Declare.
24423 (is_gimple_constant): Likewise.
24424 * tree-gimple.c (is_gimple_constant): New function.
24425 (is_gimple_invariant_address): Likewise.
24426 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24427 and is_gimple_invariant_address.
24428 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24430 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24431 an addressable base.
24433 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24435 PR middle-end/35611
24436 * gimplify.c (gimplify_expr): Gimplify second operand of
24439 2008-03-17 Richard Guenther <rguenther@suse.de>
24441 PR tree-optimization/19637
24442 * fold-const.c (fold_unary): Remove restrictions of removing
24443 intermediate pointer-conversions (P2)(P1)P0.
24444 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24445 conversion to void pointer.
24446 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24448 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24451 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24452 emulated thread local variables.
24454 2008-03-16 Richard Guenther <rguenther@suse.de>
24456 PR middle-end/35607
24457 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24458 expand TREE_INVARIANT operations that are not gimple invariant.
24460 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24462 * doc/extend.texi (Alignment): Say that the ABI controls
24463 the __alignof__ for non-strict-alignment targets rather
24464 than being a recommendation.
24466 2008-03-15 Paul Brook <paul@codesourcery.com>
24468 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24470 (arm_output_fn_unwind): Mark functions that can not be unwound.
24472 2008-03-15 Paul Brook <paul@codesourcery.com>
24474 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24475 extension instructions.
24477 2008-03-15 Richard Guenther <rguenther@suse.de>
24479 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24480 and fold constant aggregate refs.
24481 (fold_const_aggregate_ref): Handle string constants
24482 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24483 (evaluate_stmt): Simplify now that ccp_fold folds constant
24486 2008-03-15 Paul Brook <paul@codesourcery.com>
24488 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24489 (extzv): Use gen_extzv_t2.
24490 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24492 2008-03-15 Richard Guenther <rguenther@suse.de>
24494 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24495 (fold_const_aggregate_ref): Likewise.
24496 (get_value): Return NULL if we don't have any values.
24497 (ccp_finalize): Set const_val to NULL after freeing it.
24498 * tree-flow.h (get_symbol_constant_value): Declare.
24499 (fold_const_aggregate_ref): Likewise.
24500 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24502 2008-03-15 Richard Guenther <rguenther@suse.de>
24504 PR middle-end/35593
24505 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24506 to not produce negative array indices if not allowed. Add
24507 parameter to indicate that.
24508 (maybe_fold_offset_to_component_ref): Allow negative array
24509 indices only for the first member of a structure.
24510 (maybe_fold_offset_to_reference): Allow negative array indices.
24511 (maybe_fold_stmt_addition): Likewise.
24513 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24514 Anatoly Sokolov <aesok@post.ru>
24516 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24517 (avr_arch): Add ARCH_AVR6.
24518 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24519 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24520 instead of fixed value 2.
24521 (print_operand_address): Use gs() asm specifier instead of pm().
24522 (avr_assemble_integer): (Ditto.).
24523 (avr_output_addr_vec_elt): (Ditto.).
24524 (print_operand): Handle "!" code.
24525 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24526 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24527 (AVR_HAVE_EIJMP_EICALL): Define.
24528 (AVR_3_BYTE_PC): Redefine.
24529 (AVR_2_BYTE_PC): (Ditto.).
24530 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24531 (LINK_SPEC): Add atmega2560 and atmega2561.
24532 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24534 * config/avr/avr.md (call_insn): Use eicall instead of icall
24535 for 3 byte PC devices.
24536 (call_value_insn): (Ditto.).
24537 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24538 (indirect_jump): Use only for for 2 byte PC devices.
24539 (*tablejump): (Ditto.).
24540 (*indirect_jump_avr6): Add insn.
24541 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24542 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24543 instead of ijmp for 3 byte PC devices.
24544 (__tablejump2__): (Ditto.).
24545 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24546 (MULITLIB_DIRNAMES): (Ditto.).
24547 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24549 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24551 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24552 "sse2_umulsidi3". Use V1DI mode for operand 0.
24553 ("mmx_psadbw"): Use V1DI mode for operand 0.
24554 * config/i386/i386-modes.def (V1SI): New vector mode.
24555 * config/i386/i386.c (struct builtin_description)
24556 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24557 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24558 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24559 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24560 v1di_ftype_v8qi_v8qi type.
24561 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24563 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24564 __builtin_ia32_pmuludq]: Fix the mode of return value.
24566 2008-03-15 Richard Guenther <rguenther@suse.de>
24568 PR middle-end/35595
24569 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24572 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24574 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24575 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24576 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24577 unless TARGET_SERIALIZE_VOLATILE is enabled.
24578 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24579 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24580 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24582 2008-03-14 Richard Guenther <rguenther@suse.de>
24584 PR tree-optimization/34172
24585 * tree-flow.h (refs_may_alias_p): Declare.
24586 (get_single_def_stmt): Likewise.
24587 (get_single_def_stmt_from_phi): Likewise.
24588 (get_single_def_stmt_with_phi): Likewise.
24589 * tree-dfa.c (refs_may_alias_p): New function.
24590 (get_single_def_stmt): Likewise.
24591 (get_single_def_stmt_from_phi): Likewise.
24592 (get_single_def_stmt_with_phi): Likewise.
24593 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24594 (vn_reference_lookup_1): New helper function.
24595 (vn_reference_lookup): Walk the virtual use-def chain to
24596 continue searching for a match if the def does not alias the
24597 reference we are looking for.
24599 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24601 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24602 archive and Perzl. Update The Written Word listing.
24604 2008-03-14 Richard Guenther <rguenther@suse.de>
24606 PR tree-optimization/34043
24607 PR tree-optimization/33989
24608 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24610 (bitmap_find_leader): Use extra argument to verify dominance
24611 relationship inside a basic-block.
24612 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24613 (find_leader_in_sets): Adjust.
24614 (create_component_ref_by_pieces): Take extra argument for
24615 dominance check, handle lookup failures.
24616 (find_or_generate_expression): Likewise.
24617 (create_expression_by_pieces): Likewise.
24618 (insert_into_preds_of_block): Adjust.
24619 (create_value_expr_from): If asked for, verify all operands
24620 are in the blocks AVAIL_OUT set.
24621 (make_values_for_stmt): Check for SSA_NAMEs that are life
24622 over an abnormal edge.
24623 (compute_avail): Remove such check.
24624 (do_SCCVN_insertion): New function.
24625 (eliminate): If we do not find a leader suitable for replacement
24626 insert a replacement expression from SCCVN if available.
24627 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24628 (struct vn_ssa_aux): Add needs_insertion flag.
24629 * tree-ssa-sccvn.c (may_insert): New global flag.
24630 (copy_reference_ops_from_ref): Value-number union member access
24631 based on its size, not type and member if insertion is allowed.
24632 (visit_reference_op_load): For a weak match from union type
24633 punning lookup a view-converted value and insert a SSA_NAME
24634 for that value if that is not found.
24635 (visit_use): Make dumps shorter. Do not disallow value numbering
24636 SSA_NAMEs that are life over an abnormal edge to constants.
24637 (free_scc_vn): Release inserted SSA_NAMEs.
24638 (run_scc_vn): New flag to specify whether insertion is allowed.
24639 Process SSA_NAMEs in forward order.
24640 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24641 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24642 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24643 pointer type to/from integral types that do not change the
24644 precision to regular conversions.
24646 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24648 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24649 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24650 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24651 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24652 input arguments and the mode of return value. Built-in functions
24653 that operate on whole 64-bit MMX register now use V1DI mode.
24655 2008-03-13 Alon Dayan <alond@il.ibm.com>
24656 Olga Golovanevsky <olga@il.ibm.com>
24658 PR tree-optimization/35041
24659 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24660 to locate the right position in a statement.
24662 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24666 * config/i386/xmmintrin.h: Change all static inline functions to
24667 extern inline and add __gnu_inline__ attribute.
24668 * config/i386/bmintrin.h: Ditto.
24669 * config/i386/smmintrin.h: Ditto.
24670 * config/i386/tmmintrin.h: Ditto.
24671 * config/i386/mmintrin-common.h: Ditto.
24672 * config/i386/ammintrin.h: Ditto.
24673 * config/i386/emmintrin.h: Ditto.
24674 * config/i386/pmmintrin.h: Ditto.
24675 * config/i386/mmintrin.h: Ditto.
24676 * config/i386/mm3dnow.h: Ditto.
24678 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24680 PR middle-end/35185
24681 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24682 (lower_omp_2): New function.
24683 (lower_omp_1, lower_omp): Rewritten.
24685 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24688 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24689 with the phrase "Microsoft Windows compilers".
24690 (Push/Pop Macro Pragmas): New subsection. Document
24691 #pragma push_macro and pragma pop_macro.
24693 2008-03-12 Paul Brook <paul@codesourcery.com>
24695 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24697 2008-03-12 Paul Brook <paul@codesourcery.com>
24699 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24700 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24701 (thumb2_addsi_shortim): Rename ...
24702 (thumb2_addsi_short): ... to this. Allow register operands.
24703 (thumb2_subsi_short): New pattern.
24704 (thumb2_one_cmplsi2_short,
24705 thumb2_negsi2_short): New patterns and peepholes.
24707 2008-03-12 Paul Brook <paul@codesourcery.com>
24709 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24711 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24713 * config/i386/i386.md (int_cond): New code iterator.
24715 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24716 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24717 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24718 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24719 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24720 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24721 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24722 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24724 2008-03-12 Paul Brook <paul@codesourcery.com>
24726 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24727 instead of {arm,thumb}_compute_save_reg_mask.
24728 (output_return_instruction): Ditto.
24729 (thumb_unexpanded_epilogue): Ditto.
24730 (thumb1_expand_prologue): Ditto.
24731 (thumb1_output_function_prologue): Ditto.
24732 (arm_set_return_address): Ditto.
24733 (thumb_set_return_address): Ditto.
24734 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24735 regs to achieve stack alignment.
24736 (thumb1_compute_save_reg_mask): Fix compiler warning.
24737 (arm_output_epilogue): Use offsets->saved_regs_mask.
24738 Adjust stack pointer by poping call clobered registers.
24739 (arm_expand_prologue): Use offsets->saved_regs_mask.
24740 Adjust stack pointer by pushing extra registers.
24741 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24743 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24746 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24747 conversion to the operands of a multiplication.
24749 2008-03-12 Richard Guenther <rguenther@suse.de>
24751 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24752 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24753 * timevar.def (TV_TREE_PHIPROP): Add.
24754 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24755 pass description. Use TV_TREE_PHIPROP.
24756 * tree-ssa-forwprop.c: Remove phiprop code.
24758 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24760 PR middle-end/35549
24761 * omp-low.c (maybe_lookup_decl): Constify first argument.
24762 (use_pointer_for_field): Change last argument from bool to
24763 omp_context *. Disallow shared copy-in/out in nested
24764 parallel if decl is shared in outer parallel too.
24765 (build_outer_var_ref, scan_sharing_clauses,
24766 lower_rec_input_clauses, lower_copyprivate_clauses,
24767 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24769 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24770 Ira Rosen <irar@il.ibm.com>
24772 * tree-vectorizer.c (free_stmt_vec_info): New function.
24773 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24774 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24775 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24776 * tree-vect-transform.c (vectorizable_conversion): Free
24777 vec_oprnds0 if it was allocated.
24778 (vect_permute_store_chain): Remove unused VECs.
24779 (vectorizable_store): Free VECs that are allocated in the..
24781 (vect_transform_strided_load, vectorizable_load): Likewise.
24782 (vect_remove_stores): Simplify the code.
24783 (vect_transform_loop): Move code to vect_remove_stores().
24784 Call vect_remove_stores() and free_stmt_vec_info().
24786 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24788 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24789 TARGET_HPUX. Revise comment.
24790 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24791 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24792 Use sr4 variant of `be' instruction when not generating PIC code.
24793 (attr_length_call): Adjust for above change.
24795 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24797 * ipa-reference.c (static_execute): Remove module_statics_const and
24798 associated setting code.
24800 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24803 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24804 predicate for operand 1.
24805 (paritysi2_cmp): Use register_operand predicate for operand 2.
24806 Use earlyclobber modifier for operand 1. Remove support for
24808 (paritydi2_cmp): Use register_operand predicate for operand 3.
24809 Use earlyclobber modifier for operand 1. Remove support for
24812 2008-03-11 Paul Brook <paul@codesourcery.com>
24813 Vladimir Prus <vladimir@codesourcery.com>
24815 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24816 (arm_compute_save_reg0_reg12_mask): Always
24817 check if register 11 must be saved. Always safe hard frame pointer
24818 when frame_pointer_needeed.
24819 (arm_compute_save_reg_mask): Save IP and PC
24820 only with apcs frames.
24821 (arm_output_epilogue): Adjust Thumb2 codepath to
24822 be also invoked and work for ARM non-apcs frames.
24823 (arm_expand_prologue): Don't bother saving IP
24824 for non-apcs frame, since it's not clobbered by
24825 prologue code. Implement non-apcs frame
24828 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24830 PR rtl-optimization/35281
24831 * expr.c (convert_move): Use a new pseudo for the intermediate
24832 from_mode->word_mode result.
24834 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24836 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24837 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24838 * toplev.c (compile_file): Don't call it.
24840 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24842 PR middle-end/35526
24843 * expr.c (store_expr): Call emit_block_move if the mode
24844 of "temp" RTX is BLKmode.
24846 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24847 Richard Guenther <rguenther@suse.de>
24849 PR tree-optimization/31358
24850 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24851 the step with a NULL_TREE.
24852 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24853 to sizetype if type is a pointer type.
24854 (add_candidate_1): Don't convert the base and step to
24855 the generic type if the orginal type is a pointer type.
24856 (add_iv_value_candidates): Use sizetype for the step
24857 if type is a pointer type.
24858 (cand_value_at): Likewise.
24859 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24861 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24862 Don't convert the tem affine to the type.
24863 (add_elt_to_tree): Use sizetype for the step if a pointer.
24864 Use POINTER_PLUS_EXPR for pointers.
24865 (aff_combination_to_tree): Use sizetype for the step if a
24868 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24870 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24871 Remove commutativity hint.
24873 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24877 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24878 errorneous type. Check that v is a VAR_DECL.
24880 PR middle-end/35099
24881 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24883 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24885 PR tree-optimization/35494
24886 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24887 may be overriden at link and run time.
24889 2008-03-10 Richard Guenther <rguenther@suse.de>
24891 PR tree-optimization/34677
24892 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24893 (poolify_tree): Likewise.
24894 (modify_expr_template): Likewise.
24895 (poolify_modify_stmt): Likewise.
24896 (insert_fake_stores): Handle all component-ref style stores
24897 in addition to INDIRECT_REF. Also handle complex types.
24898 Do not poolify the inserted load.
24899 (realify_fake_stores): Do not rebuild the tree but only
24900 make it a SSA_NAME copy.
24901 (init_pre): Remove initialzation of modify_expr_template.
24902 Do not allocate modify_expr_node_pool.
24903 (fini_pre): Do not free modify_expr_node_pool.
24905 2008-03-10 Paul Brook <paul@codesourcery.com>
24907 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24908 to avoid conflicts.
24910 2008-03-10 Paul Brook <paul@codesourcery.com>
24911 Mark Shinwell <shinwell@codesourcery.com>
24913 * config/arm/cortex-r4.md: New.
24914 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24916 * config/arm/arm.md: Include cortex-r4.md.
24917 (insn): Add smmls, sdiv and udiv values.
24918 (generic_sched): Don't use generic scheduling for Cortex-R4.
24919 (arm_issue_rate): New function.
24920 (TARGET_SCHED_ISSUE_RATE): Define.
24922 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24924 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24926 2008-03-10 Richard Guenther <rguenther@suse.de>
24928 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24929 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24931 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24933 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24934 Set default to true.
24936 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24938 * c.opt (Wsynth): Deprecate.
24939 * doc/invoke.texi (Option Summary, Warning Options): Document
24940 -Wno-format-contains-nul.
24942 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24945 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24946 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24948 2008-03-09 Ira Rosen <irar@il.ibm.com>
24950 * config/rs6000/rs6000.c (builtin_description): Rename vector
24951 left shift operations.
24952 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24953 (altivec_vsl<VI_char>): Rename to ...
24954 (ashl<mode>3): ... new name.
24955 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24957 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24959 2008-03-08 Richard Guenther <rguenther@suse.de>
24961 * coverage.h (tree_coverage_counter_addr): Declare.
24962 * coverage.c (tree_coverage_counter_addr): New function.
24963 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24964 before using again.
24965 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24966 (tree_gen_one_value_profiler): Likewise.
24967 (tree_gen_ic_profiler): Likewise.
24968 (tree_gen_average_profiler): Likewise.
24969 (tree_gen_ior_profiler): Likewise.
24971 2008-03-08 Richard Guenther <rguenther@suse.de>
24973 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24974 (vn_binary_op_insert): Likewise.
24975 (vn_unary_op_lookup): Likewise.
24976 (vn_unary_op_insert): Likewise.
24977 (vn_nary_op_lookup): Declare.
24978 (vn_nary_op_insert): Likewise.
24979 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24980 and binary hashes, use a single obstack for unary_op_pool
24981 and binary_op_pool.
24982 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24983 a single struct vn_nary_op_s. Store tree code length and
24984 a variable number of operands.
24985 (struct vn_reference_op_struct): Remove unused op2.
24986 (vn_reference_op_eq): Do not compare op2.
24987 (vn_reference_op_compute_hash): Do not compute hash of op2.
24988 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24989 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24990 with vn_nary_op_compute_hash.
24991 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24992 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24994 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24996 (visit_unary_op): Call nary functions.
24997 (visit_binary_op): Likewise.
24998 (process_scc): Adjust for struct vn_tables_s changes.
24999 (allocate_vn_table): Likewise.
25000 (free_vn_table): Likewise.
25001 * tree-vn.c (vn_add): Call nary functions.
25002 (vn_lookup): Likewise.
25004 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25007 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25008 wdst back after sync_compare_and_swapqhi_internal.
25010 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25013 * config/i386/i386-modes.def (V1DI): New vector mode.
25014 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25015 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25016 (MMXMODE248): Ditto.
25017 (MMXMODE): Add V1DI mode.
25018 (mmxvecsize): Change DI mode to V1DI mode.
25019 ("mov<mode>): Use MMXMODEI8 mode iterator.
25020 ("*mov<mode>_internal_rex64"): Ditto.
25021 ("*mov<mode>_internal"): Ditto.
25022 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25023 ("mmx_sub<mode>3"): Ditto.
25024 ("mmx_adddi3"): Remove insn pattern.
25025 ("mmx_subdi3"): Ditto.
25026 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25027 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25028 ("mmx_ashl<mode>3"): Ditto.
25029 ("mmx_lshrdi3"): Remove insn pattern.
25030 ("mmx_ashldi3"): Ditto.
25031 * config/i386/i386.c (classify_argument): Handle V1DImode.
25032 (function_arg_advance_32): Ditto.
25033 (function_arg_32): Ditto.
25034 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25035 mmx_addv1di3 insn pattern.
25036 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25037 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25038 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25039 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25040 Remove definitions of built-in functions.
25041 (V1DI_type_node): New node.
25042 (v1di_ftype_v1di_int): Ditto.
25043 (v1di_ftype_v1di_v1di): Ditto.
25044 (v2si_ftype_v2si_si): Ditto.
25045 (v4hi_ftype_v4hi_di): Remove node.
25046 (v2si_ftype_v2si_di): Ditto.
25047 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25048 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25049 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25050 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25051 Add new builtins using def_builtin_const.
25052 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25053 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25054 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25055 * config/i386/mmintrin.h (__v1di): New typedef.
25056 (_mm_add_si64): Cast arguments to __v1di type.
25057 (_mm_sub_si64): Ditto.
25058 (_mm_sll_pi16): Cast __count to __v4hi type.
25059 (_mm_sll_pi32): Cast __count to __v2si type.
25060 (_mm_sll_si64): Cast arguments to __v1di type.
25061 (_mm_srl_pi16): Cast __count to __v4hi type.
25062 (_mm_srl_pi32): Cast __count to __v2si type.
25063 (_mm_srl_si64): Cast arguments to __v1di type.
25064 (_mm_sra_pi16): Cast __count to __v4hi type.
25065 (_mm_sra_pi32): Cast __count to __v2si type.
25066 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25067 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25068 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25069 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25070 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25071 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25072 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25073 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25074 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25075 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25076 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25077 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25079 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25081 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25083 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25086 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25087 reg+const addressing for Altivec modes. Don't generate reg+reg
25088 addressing for TFmode or TDmode quantities.
25090 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25092 * c-common.c (vector_types_convertible_p): Call langhook
25093 instead of comptypes.
25095 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25098 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25099 integral and scalar float variables which have a
25102 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25104 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25105 dwarf_register_span hook when emitting unwind information for
25106 register-to-memory saves.
25107 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25108 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25110 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25112 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25113 for the same VAR_DECL.
25115 2008-03-06 Tom Tromey <tromey@redhat.com>
25117 * treelang: Delete.
25118 * doc/standards.texi (Standards): Don't mention treelang.
25119 * doc/invoke.texi (Overall Options): Don't mention treelang.
25120 * doc/install.texi (Prerequisites): Don't mention bison or
25122 (Configuration): Don't mention treelang.
25123 (Building): Likewise.
25124 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25126 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25128 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25129 word-extractions out of a multi-word object.
25131 2008-03-06 Richard Guenther <rguenther@suse.de>
25133 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25134 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25135 result type and precision.
25136 * expr.c (get_inner_reference): Set unsignedp based on the result
25137 type of BIT_FIELD_REF.
25138 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25139 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25140 (try_instantiate_multiple_fields): Likewise. Use the correct type
25142 (sra_build_assignment): Likewise.
25143 (sra_build_elt_assignment): Likewise.
25144 (sra_explode_bitfield_assignment): Likewise.
25145 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25146 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25147 set BIT_FIELD_REF_UNSIGNED.
25148 (vectorizable_load): Likewise.
25150 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25152 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25155 2008-03-06 Richard Guenther <rguenther@suse.de>
25157 * alias.c (struct alias_set_entry): Move has_zero_child field
25158 to pack with alias_set.
25160 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25162 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25165 2008-03-05 Ian Lance Taylor <iant@google.com>
25167 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25169 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25171 * fwprop.c (update_df): Support width and offset parameters of
25173 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25174 global_conflicts): Change DF_REF_EXTRACT to either
25175 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25176 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25177 * df-scan.c (df_ref_record, df_defs_record,
25178 df_ref_create_structure, df_def_record_1, df_uses_record,
25179 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25180 df_bb_refs_collect, df_entry_block_defs_collect,
25181 df_exit_block_uses_collect): Support new width and offset fields.
25182 (ref_extract_pool): New storage pool.
25183 (df_free_ref): New function.
25184 (df_reg_chain_unlink, df_free_collection_rec,
25185 df_sort_and_compress_refs): Call df_free_ref.
25186 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25188 (df_ref_create_structure): Allocate df_ref_extract if offset and
25189 width fields are used.
25190 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25191 (df_uses_record): Get offset and width from ZERO_EXTRACT
25193 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25194 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25195 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25196 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25197 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25198 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25199 (df_ref_extract): New structure.
25200 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25201 (df_ref_create): Add width and offset parameters.
25203 2008-03-05 Richard Guenther <rguenther@suse.de>
25205 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25206 Use ranges_overlap_p.
25207 (offset_overlaps_with_access): Rename
25208 to ranges_overlap_p and move ...
25209 * tree-flow-inline.h (ranges_overlap_p): ... here.
25211 * tree.h (get_inner_reference, handled_component_p): Update
25214 * tree.h (record_component_aliases, get_alias_set,
25215 alias_sets_conflict_p, alias_sets_must_conflict_p,
25216 objects_must_conflict_p): Move declarations ...
25217 * alias.h (record_component_aliases, get_alias_set,
25218 alias_sets_conflict_p, alias_sets_must_conflict_p,
25219 objects_must_conflict_p): ... here.
25220 Include coretypes.h.
25221 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25223 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25225 * cfg.c: Include tree-flow.h.
25226 (remove_edge_raw): Call redirect_edge_var_map_clear.
25227 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25228 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25229 (redirect_edge_var_map_result): New.
25230 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25231 PENDING_STMT use with redirect_edge_var_map_*.
25232 * tree-ssa.c (edge_var_maps): New definition.
25233 (redirect_edge_var_map_add): New.
25234 (redirect_edge_var_map_clear): New.
25235 (redirect_edge_var_map_dup): New.
25236 (redirect_edge_var_map_vector): New.
25237 (redirect_edge_var_map_destroy): New.
25238 (ssa_redirect_edge): Replace PENDING_STMT use with
25239 redirect_edge_var_map_*.
25240 (flush_pending_stmts): Same.
25241 (delete_tree_ssa): Destroy edge var map.
25242 * tree-flow.h (struct _edge_var_map): New.
25243 Define edge_var_map vector type.
25244 Declare redirect_edge_var_map_* prototypes.
25245 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25246 * tree-cfg.c (reinstall_phi_args): Replace
25247 PENDING_STMT use with redirect_edge_var_map_*.
25249 2008-03-05 Richard Guenther <rguenther@suse.de>
25251 PR tree-optimization/35472
25252 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25253 whose single use_stmt has a overlapping set of loaded and
25254 stored symbols as that use_stmt might be a noop assignment then.
25256 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25258 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25260 2008-03-05 Richard Guenther <rguenther@suse.de>
25263 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25264 should be constants.
25265 * tree-cfg.c (verify_expr): Verify it.
25266 * fold-const.c (fold_truthop): Remove code generating
25267 BIT_FIELD_REFs of structure bases.
25268 (fold_binary): Likewise.
25269 (fold_ternary): Position and size of BIT_FIELD_REFs are
25270 always host integers.
25271 (make_bit_field_ref): Remove.
25272 (optimize_bit_field_compare): Remove.
25273 (all_ones_mask_p): Remove.
25275 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25278 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25279 (split_block_and_df_analyze): New. Split basic block and rebuild
25281 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25283 (split_pattern_seq): Likewise.
25284 (erase_matching_seqs): Likewise.
25285 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25287 2008-03-04 Geoff Keating <geoffk@apple.com>
25289 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25290 declaration and code.
25291 (tree_invalid_nonnegative_warnv_p): Likewise.
25293 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25295 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25296 examples. Truncate option-names then causing overfull hbox.
25298 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25301 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25303 * configure: Rebuilt.
25305 2008-03-04 Rafael Espíndola <espindola@google.com>
25307 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25308 (tree_unary_nonnegative_warnv_p): New.
25309 (tree_binary_nonnegative_warnv_p): New.
25310 (tree_single_nonnegative_warnv_p): New.
25311 (tree_invalid_nonnegative_warnv_p): New.
25312 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25314 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25317 * opts.c (handle_option): Postpone 'unknown option' errors only for
25320 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25323 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25326 2008-03-04 Rafael Espíndola <espindola@google.com>
25328 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25329 (tree_binary_nonzero_warnv_p): New.
25330 (tree_single_nonzero_warnv_p): New.
25331 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25333 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25335 PR middle-end/35456
25336 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25337 transformations for modes that have signed zeros.
25338 * ifcvt.c (noce_try_abs): Ditto.
25340 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25342 * config/i386/i386.c (override_options): Force
25343 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25345 2008-03-04 Jan Hubicka <jh@suse.cz>
25348 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25351 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25353 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25354 label to probe the stack.
25356 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25358 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25359 (__gthr_win32_mutex_destroy): Declare.
25360 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25361 __gthr_win32_mutex_destroy.
25362 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25364 2008-03-03 Jan Hubicka <jh@suse.cz>
25367 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25368 aggressive on inlining cold calls.
25370 2008-03-03 Richard Guenther <rguenther@suse.de>
25372 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25373 struct copies into the expression table.
25374 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25375 (try_to_simplify): Likewise.
25376 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25377 integral and pointer arguments which do not change the
25378 precision to NOP_EXPRs.
25379 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25380 VIEW_CONVERT_EXPR case.
25382 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25384 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25385 defined in a loop at depth 0 is invariant.
25386 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25387 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25388 be called at loop depth 0.
25390 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25393 * gcc.c (process_command): Update copyright notice dates.
25394 * gcov.c (print_version): Likewise.
25395 * gcov-dump.c (print_version): Likewise.
25396 * mips-tfile.c (main): Likewise.
25397 * mips-tdump.c (main): Likewise.
25399 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25402 * c-common.c (flag_permissive): Delete.
25403 (constant_expression_warnings): Check flags first.
25404 (constant_expression_error): New.
25405 * c-common.h (flag_permissive): Delete.
25406 (constant_expression_error): Declare.
25407 * flags.h (flag_permissive): Declare. Update description.
25408 * diagnostic.c (pedwarn): Update.
25410 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25411 (permissive_error_kind): New.
25412 * toplev.c (flag_permissive): Define. Update description.
25413 * toplev.h (permissive_error_kind): Declare.
25414 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25415 (pedwarn_c90): Use pedantic_warning_kind.
25416 * c-opts.c (c_common_post_options): flag_permissive does not affect
25417 flag_pedantic_errors.
25419 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25421 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25422 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25423 __absvsi2, __absvDI2): Use unsigned arithmetic.
25425 2008-03-02 Andi Kleen <ak@suse.de>
25426 Richard Guenther <rguenther@suse.de>
25428 * struct-equiv.c: Remove file.
25429 * cfg_cleanup.c (condjump_equiv_p): Remove.
25430 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25431 (struct-equiv.o): Remove rule.
25432 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25433 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25434 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25436 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25438 * ifcvt.c (noce_process_if_block): Try to handle only the then
25439 block if the else block exists but isn't suitable.
25441 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25444 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25445 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25446 regression from previous patch.
25448 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25451 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25453 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25454 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25455 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25456 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25457 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25458 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25459 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25460 (__gthread_mutex_destroy_function): Rename to
25461 __gthread_mutex_destroy.
25462 * gthr-dce.h (__gthread_mutex_destroy): Call
25463 pthread_mutex_destroy.
25464 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25465 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25466 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25468 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25470 * df-scan.c (df_ref_chain_change_bb): Simplify.
25471 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25472 set_block_for_insn if there's any change.
25473 * df.h ((df_insn_change_bb): Fix prototype.
25474 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25475 df_insn_change_bb, don't call set_block_for_insn.
25476 * emit-rtl.c (reorder_insns): Likewise.
25477 * haifa-sched.c (move_insn): Likewise.
25479 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25481 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25483 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25485 * tree-flow-inline.h (next_readonly_imm_use): Return
25486 NULL_USE_OPERAND_P after the end.
25488 2008-03-01 Richard Guenther <rguenther@suse.de>
25490 PR tree-optimization/35411
25491 * tree-sra.c (sra_build_assignment): Split conversion to
25492 final type to a separate statement if we are not assigning
25495 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25497 * fold-const.c (fold_convertible_p): Correct the logic to follow
25498 that in fold_convert().
25500 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25503 * tree-inline.c (build_duplicate_type): When we make a
25504 duplicate type, make it unique in the canonical types system.
25506 2008-02-29 Tom Tromey <tromey@redhat.com>
25508 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25509 input_file_stack_history, input_file_stack_restored): Remove.
25510 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25511 * input.h (struct file_stack): Remove.
25512 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25513 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25515 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25517 (diagnostic_last_module_changed): Add 'map' argument.
25518 (diagnostic_set_last_function): Likewise.
25519 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25520 line map, not input_file_stack.
25521 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25523 2008-02-29 Paul Brook <paul@codesourcery.com>
25525 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25527 2008-02-29 Paul Brook <paul@codesourcery.com>
25529 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25531 2008-02-29 Richard Guenther <rguenther@suse.de>
25533 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25535 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25536 value for comparing for a store match.
25537 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25538 (try_to_simplify): Do not do a full-blown reference lookup.
25540 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25542 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25543 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25545 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25547 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25549 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25550 strides against cache sizes.
25552 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25554 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25557 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25559 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25560 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25561 is smaller than the original promoted value.
25562 (simplify_subreg): If OP is a SUBREG, try to preserve its
25563 SUBREG_PROMOTED_VAR_P information.
25565 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25567 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25568 (VN_INFO_GET): Allocate new objects on the obstack.
25569 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25570 for rpo_numbers_temp, for consistency.
25571 (free_scc_vn): Free the obstack.
25573 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25575 * doc/invoke.texi: Document -ftree-loop-distribution.
25576 * tree-loop-distribution.c: New.
25577 * tree-pass.h (pass_loop_distribution): New.
25578 * graphds.h (struct graph): Add htab_t indices.
25579 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25580 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25581 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25582 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25583 * tree-data-ref.c (debug_data_dependence_relations): New.
25584 (dump_data_dependence_relation): Also print data references.
25585 (free_data_ref): Extern.
25586 (same_access_functions): Moved...
25587 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25588 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25589 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25590 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25591 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25592 (stmts_from_loop): Skip LABEL_EXPR.
25593 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25595 (build_rdg): Initialize rdg->indices htab.
25596 (free_rdg, stores_from_loop, ref_base_address,
25597 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25598 have_similar_memory_accesses_1, ref_base_address_1,
25599 remove_similar_memory_refs): New.
25600 * tree-data-ref.h: Depend on tree-chrec.h.
25601 (debug_data_dependence_relations, free_data_ref): Declared.
25602 (same_access_functions): ... here.
25603 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25605 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25606 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25607 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25608 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25609 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25610 rdg_vertex_for_stmt): Declared.
25611 (struct rdg_edge): Add level.
25613 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25614 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25616 (rdg_has_similar_memory_accesses): New.
25617 * tree-vect-analyze.c: Remove unused static decls.
25618 * lambda.h (dependence_level): New.
25619 * common.opt (ftree-loop-distribution): New.
25620 * tree-flow.h (mark_virtual_ops_in_bb,
25621 slpeel_tree_duplicate_loop_to_edge_cfg,
25622 rename_variables_in_loop): Declared.
25623 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25624 (OBJS-common): Add tree-loop-distribution.o.
25625 (tree-loop-distribution.o): New rule.
25626 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25627 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25628 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25630 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25633 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25634 other than structures and unions.
25636 2008-02-28 Richard Guenther <rguenther@suse.de>
25639 2008-02-26 Richard Guenther <rguenther@suse.de>
25641 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25642 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25643 (lookup_decl_from_uid): Declare.
25644 (remove_decl_from_map): Likewise.
25645 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25646 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25647 (decl_for_uid_map): New global hashtable mapping DECL_UID
25649 (init_ttree): Allocate it.
25650 (insert_decl_to_uid_decl_map): New helper function.
25651 (make_node_stat): Insert new decls into the map.
25652 (copy_node_stat): Likewise.
25653 (lookup_decl_from_uid): New function.
25654 (remove_decl_from_map): Likewise.
25655 (print_decl_for_uid_map_statistics): New helper.
25656 (dump_tree_statistics): Call it.
25658 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25659 (referenced_var_iterator): Adjust.
25660 (FOR_EACH_REFERENCED_VAR): Adjust.
25661 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25662 (num_referenced_vars): Adjust.
25663 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25664 (first_referenced_var): Remove.
25665 (end_referenced_vars_p): Likewise.
25666 (next_referenced_var): Likewise.
25667 (referenced_var_iterator_set): New helper function.
25668 * tree-dfa.c (referenced_var_lookup): Adjust.
25669 (referenced_var_check_and_insert): Likewise.
25670 (remove_referenced_var): Likewise.
25671 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25672 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25673 (verify_call_clobbering): Likewise.
25674 (verify_memory_partitions): Likewise.
25675 (init_tree_ssa): Allocate bitmap instead of hashtable for
25677 (delete_tree_ssa): Adjust.
25678 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25679 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25680 (compute_tag_properties): Likewise.
25681 (set_initial_properties): Likewise.
25682 (find_partition_for): Likewise.
25683 (update_reference_counts): Likewise.
25684 (dump_may_aliases_for): Likewise.
25685 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25686 (add_call_clobber_ops): Likewise.
25687 (add_call_read_ops): Likewise.
25688 (get_asm_expr_operands): Likewise.
25689 * tree-into-ssa.c (dump_decl_set): Likewise.
25690 (update_ssa): Likewise.
25691 * tree-sra.c (scan_function): Likewise.
25692 (decide_instantiations): Likewise.
25693 (scalarize_parms): Likewise.
25694 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25695 (dsa_named_for): Likewise.
25696 * tree-ssa-structalias.c (update_alias_info): Likewise.
25697 (merge_smts_into): Likewise.
25699 2008-02-27 David Daney <ddaney@avtrex.com>
25702 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25703 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25704 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25705 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25706 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25708 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25711 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25712 (BUILT_IN_NEXTTOWARD): Remove.
25713 (BUILT_IN_NEXTTOWARDF): Ditto.
25714 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25715 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25717 2008-02-27 Tom Tromey <tromey@redhat.com>
25719 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25720 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25722 2008-02-27 Jan Beulich <jbeulich@novell.com>
25724 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25725 update the respective field on newdecl.
25727 2008-02-27 Revital Eres <eres@il.ibm.com>
25729 PR rtl-optimization/34999
25730 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25731 crossing edges that ends with a call insn.
25732 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25733 call insn and clear the EDGE_CROSSING flag of the crossing edge
25734 when fixing fallthru edges.
25736 2008-02-27 Richard Guenther <rguenther@suse.de>
25738 PR middle-end/35390
25739 * fold-const.c (fold_unary): Return the correct argument,
25740 converted to the result type.
25742 2008-02-27 Richard Guenther <rguenther@suse.de>
25744 PR middle-end/34971
25745 * expr.c (expand_expr_real_1): Assert on rotates that operate
25747 * fold-const.c (fold_binary): Use the types precision, not the
25748 bitsize of the mode if folding rotate expressions. Build rotates
25749 only for full modes.
25751 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25753 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25754 and CPP_PRAGMA_EOL.
25755 * c-pragma.c (pragma_ns_name): New typedef.
25756 (registered_pp_pragmas): New variable.
25757 (c_pp_lookup_pragma): New function.
25758 (c_register_pragma_1): If flag_preprocess_only, do nothing
25759 for non-expanded pragmas, for expanded ones push pragma's
25760 namespace and name into registered_pp_pragmas vector.
25761 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25762 flag_preprocess_only, don't register GCC pch_preprocess
25763 pragma if flag_preprocess_only.
25764 * c-opts.c (c_common_init): Call init_pragma even if
25765 flag_preprocess_only.
25766 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25767 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25768 cpp_register_pragma if flag_preprocess_only.
25770 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25773 * c-parser.c (c_parser_translation_unit): Warn for empty
25774 translation unit, not empty source file.
25776 2008-02-26 Paul Brook <paul@codesourcery.com>
25778 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25779 operand for Thumb-2.
25780 * config/arm/arm.h (reg_class): Add CORE_REGS.
25781 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25782 (BASE_REG_CLASS): Use CORE_REGS.
25783 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25784 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25785 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25786 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25787 ARM_REGNO_OK_FOR_INDEX_P.
25788 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25789 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25790 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25791 (ldm/stm peepholes): Ditto.
25792 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25793 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25794 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25795 * config/arm/constraints.md: Enable "k" constraint on ARM.
25797 2008-02-27 Ben Elliston <bje@au.ibm.com>
25799 * config/rs6000/rs6000.c: Annotate cache line size field in all
25800 instances of struct processor_costs.
25802 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25804 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25805 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25806 jump_bypass): New counters.
25807 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25808 * dce.c (gate_ud_dce): Same.
25809 (gate_fast_dce): Same.
25810 * dse.c (gate_dse1): New function.
25811 (gate_dse2): New function.
25812 (gate_dse): Merge results of new gate functions.
25813 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25814 (gate_handle_jump_bypass): Add dbg_cnt.
25815 (gate_handle_gcse): Add dbg_cnt.
25816 * ifcvt.c (gate_handle_if_conversion): Same.
25817 (gate_handle_if_after_combine): Same.
25818 (gate_handle_if_after_reload): Same.
25819 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25821 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25823 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25825 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25827 2008-02-26 Jason Merrill <jason@redhat.com>
25830 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25831 alone if it's the naming decl for the type's main variant.
25833 2008-02-26 Tom Tromey <tromey@redhat.com>
25835 * system.h (USE_MAPPED_LOCATION): Poison.
25836 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25837 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25838 (make_goto_expr_edges): Likewise.
25839 (remove_bb): Likewise.
25840 (execute_warn_function_return): Likewise.
25841 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25843 * c-common.c (fname_decl): Remove old location code.
25844 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25846 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25848 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25849 (gen_rtx_ASM_INPUT): Likewise.
25850 (gen_rtx_ASM_INPUT_loc): Likewise.
25851 (get_rtx_asm_OPERANDS): Remove.
25852 * cfglayout.c (insn_locators_alloc): Remove old location code.
25853 (set_curr_insn_source_location): Likewise.
25854 (curr_insn_locator): Likewise.
25855 * print-tree.c (print_node): Remove old location code.
25856 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25857 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25858 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25859 location_from_locus.
25860 (construct_exit_block): Remove old location code.
25861 * emit-rtl.c (force_next_line_note): Remove old location code.
25862 * profile.c (branch_prob): Remove old location code.
25863 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25864 LOC_LINE): Remove old-location variants.
25865 * langhooks.c (lhd_print_error_function): Remove old location
25867 * configure, config.in: Rebuilt.
25868 * configure.ac (--enable-mapped-location): Remove.
25869 * c-decl.c (c_init_decl_processing): Remove old location code.
25870 (finish_function): Likewise.
25871 * recog.c (decode_asm_operands): Remove old location code.
25872 * c-pch.c (c_common_read_pch): Remove old location code.
25873 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25875 * gimple-low.c (lower_function_body): Remove old location code.
25876 * toplev.c (unknown_location): Remove.
25877 (push_srcloc): Remove old-location variant.
25878 (process_options): Remove old location code.
25879 (lang_dependent_init): Likewise.
25880 * input.h (UNKNOWN_LOCATION): Move definition.
25881 (location_t): Undeprecate.
25882 (source_locus): Remove.
25883 (location_from_locus): Remove.
25884 (struct location_s): Remove.
25885 Remove all old-location code.
25886 (input_line, input_filename): Remove.
25887 * final.c (final_scan_insn): Remove old location code.
25888 * diagnostic.c (diagnostic_build_prefix): Remove
25889 USE_MAPPED_LOCATION test.
25890 * tree.h (gimple_stmt) <locus>: Now a location_t.
25891 (tree_exp) <locus>: Likewise.
25892 (DECL_IS_BUILTIN): Remove old-location variant.
25893 (annotate_with_file_line, annotate_with_locus): Likewise.
25894 (expr_locus, set_expr_locus): Update.
25895 * tree.c (build1_stat): Remove old location code.
25896 (last_annotated_node): Remove.
25897 (annotate_with_file_line): Remove old-location variant.
25898 (annotate_with_locus): Likewise.
25899 (expr_location): Remove old location code.
25900 (set_expr_location): Likewise.
25901 (expr_has_location): Likewise.
25902 (expr_locus): Likewise.
25903 (set_expr_locus): Likewise.
25904 (expr_filename): Don't use location_from_locus.
25905 (expr_lineno): Likewise.
25906 * rtl-error.c (location_for_asm): Remove old location code.
25907 * c-lex.c (cb_line_change): Remove old location code.
25908 (fe_file_change): Likewise.
25909 (cb_def_pragma): Likewise.
25910 (c_lex_with_flags): Likewise.
25911 * gengtype.c (do_typedef): Don't special-case location types.
25912 (define_location_structures): Remove.
25913 (main): Don't call define_location_structures.
25914 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25917 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25920 * builtins.def (BUILT_IN_STDARG_START): Remove.
25921 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25922 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25923 * tree-inline.c (inline_forbidden_p_1): Likewise.
25925 2008-02-26 Richard Guenther <rguenther@suse.de>
25927 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25928 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25929 (lookup_decl_from_uid): Declare.
25930 (remove_decl_from_map): Likewise.
25931 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25932 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25933 (decl_for_uid_map): New global hashtable mapping DECL_UID
25935 (init_ttree): Allocate it.
25936 (insert_decl_to_uid_decl_map): New helper function.
25937 (make_node_stat): Insert new decls into the map.
25938 (copy_node_stat): Likewise.
25939 (lookup_decl_from_uid): New function.
25940 (remove_decl_from_map): Likewise.
25941 (print_decl_for_uid_map_statistics): New helper.
25942 (dump_tree_statistics): Call it.
25944 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25945 (referenced_var_iterator): Adjust.
25946 (FOR_EACH_REFERENCED_VAR): Adjust.
25947 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25948 (num_referenced_vars): Adjust.
25949 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25950 (first_referenced_var): Remove.
25951 (end_referenced_vars_p): Likewise.
25952 (next_referenced_var): Likewise.
25953 (referenced_var_iterator_set): New helper function.
25954 * tree-dfa.c (referenced_var_lookup): Adjust.
25955 (referenced_var_check_and_insert): Likewise.
25956 (remove_referenced_var): Likewise.
25957 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25958 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25959 (verify_call_clobbering): Likewise.
25960 (verify_memory_partitions): Likewise.
25961 (init_tree_ssa): Allocate bitmap instead of hashtable for
25963 (delete_tree_ssa): Adjust.
25964 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25965 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25966 (compute_tag_properties): Likewise.
25967 (set_initial_properties): Likewise.
25968 (find_partition_for): Likewise.
25969 (update_reference_counts): Likewise.
25970 (dump_may_aliases_for): Likewise.
25971 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25972 (add_call_clobber_ops): Likewise.
25973 (add_call_read_ops): Likewise.
25974 (get_asm_expr_operands): Likewise.
25975 * tree-into-ssa.c (dump_decl_set): Likewise.
25976 (update_ssa): Likewise.
25977 * tree-sra.c (scan_function): Likewise.
25978 (decide_instantiations): Likewise.
25979 (scalarize_parms): Likewise.
25980 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25981 (dsa_named_for): Likewise.
25982 * tree-ssa-structalias.c (update_alias_info): Likewise.
25983 (merge_smts_into): Likewise.
25985 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25988 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25989 * c-opts.c (c_common_handle_option): Wall enables
25990 Wvolatile-register-var.
25991 * common.opt: Move Wvolatile-register-var to...
25994 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25996 * common.opt (Wlarger-than=): New.
25997 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25999 * opts.c (common_handle_option): Handle -Wlarger-than=.
26000 * optc-gen.awk: Likewise.
26001 * opth-gen.awk: Likewise.
26002 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26003 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26005 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26007 * c-common.c (match_case_to_enum_1): Add appropriate
26008 OPT_W* parameter to warning.
26009 (c_do_switch_warnings): Likewise.
26010 * c-typeck.c (warning_init): Add one more parameter following
26011 'warning' function.
26012 (push_init_level): Update call to warning_init.
26013 (pop_init_level): Likewise.
26014 (add_pending_init): Likewise.
26015 (output_init_element: Likewise.
26017 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26020 * toplev.c (toplev_main): If there are warnings or error, print
26021 errors for ignored options.
26022 * opts.c (ignored_options): New static variable.
26023 (postpone_unknown_option_error): New.
26024 (print_ignored_options): New.
26025 (handle_option): Postpone errors for unknown -Wno-* options.
26026 * opts.h (print_ignored_options): Declare.
26028 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26030 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26033 2008-02-25 Richard Guenther <rguenther@suse.de>
26036 2008-02-25 Richard Guenther <rguenther@suse.de>
26038 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26039 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26040 (lookup_decl_from_uid): Declare.
26041 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26042 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26043 (decl_for_uid_map): New global hashtable mapping DECL_UID
26045 (init_ttree): Allocate it.
26046 (insert_decl_to_uid_decl_map): New helper function.
26047 (make_node_stat): Insert new decls into the map.
26048 (copy_node_stat): Likewise.
26049 (lookup_decl_from_uid): New function.
26050 (print_decl_for_uid_map_statistics): New helper.
26051 (dump_tree_statistics): Call it.
26053 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26054 (referenced_var_iterator): Adjust.
26055 (FOR_EACH_REFERENCED_VAR): Adjust.
26056 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26057 (num_referenced_vars): Adjust.
26058 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26059 (first_referenced_var): Remove.
26060 (end_referenced_vars_p): Likewise.
26061 (next_referenced_var): Likewise.
26062 (referenced_var_iterator_set): New helper function.
26063 * tree-dfa.c (referenced_var_lookup): Adjust.
26064 (referenced_var_check_and_insert): Likewise.
26065 (remove_referenced_var): Likewise.
26066 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26067 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26068 (verify_call_clobbering): Likewise.
26069 (verify_memory_partitions): Likewise.
26070 (init_tree_ssa): Allocate bitmap instead of hashtable for
26072 (delete_tree_ssa): Adjust.
26073 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26074 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26075 (compute_tag_properties): Likewise.
26076 (set_initial_properties): Likewise.
26077 (find_partition_for): Likewise.
26078 (update_reference_counts): Likewise.
26079 (dump_may_aliases_for): Likewise.
26080 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26081 (add_call_clobber_ops): Likewise.
26082 (add_call_read_ops): Likewise.
26083 (get_asm_expr_operands): Likewise.
26084 * tree-into-ssa.c (dump_decl_set): Likewise.
26085 (update_ssa): Likewise.
26086 * tree-sra.c (scan_function): Likewise.
26087 (decide_instantiations): Likewise.
26088 (scalarize_parms): Likewise.
26089 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26090 (dsa_named_for): Likewise.
26091 * tree-ssa-structalias.c (update_alias_info): Likewise.
26092 (merge_smts_into): Likewise.
26094 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26097 * doc/invoke.texi (-fcx-limited-range): Document new option.
26098 * toplev.c (process_options): Handle -fcx-fortran-rules.
26099 * common.opt: Add documentation for -fcx-fortran-rules.
26101 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26104 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26105 actual behaviour and C99.
26107 2008-02-26 Ben Elliston <bje@au.ibm.com>
26109 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26110 (ASM_CPU_POWER6_SPEC): Likewise.
26111 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26112 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26113 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26115 2008-02-25 Richard Guenther <rguenther@suse.de>
26117 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26118 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26119 (lookup_decl_from_uid): Declare.
26120 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26121 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26122 (decl_for_uid_map): New global hashtable mapping DECL_UID
26124 (init_ttree): Allocate it.
26125 (insert_decl_to_uid_decl_map): New helper function.
26126 (make_node_stat): Insert new decls into the map.
26127 (copy_node_stat): Likewise.
26128 (lookup_decl_from_uid): New function.
26129 (print_decl_for_uid_map_statistics): New helper.
26130 (dump_tree_statistics): Call it.
26132 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26133 (referenced_var_iterator): Adjust.
26134 (FOR_EACH_REFERENCED_VAR): Adjust.
26135 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26136 (num_referenced_vars): Adjust.
26137 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26138 (first_referenced_var): Remove.
26139 (end_referenced_vars_p): Likewise.
26140 (next_referenced_var): Likewise.
26141 (referenced_var_iterator_set): New helper function.
26142 * tree-dfa.c (referenced_var_lookup): Adjust.
26143 (referenced_var_check_and_insert): Likewise.
26144 (remove_referenced_var): Likewise.
26145 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26146 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26147 (verify_call_clobbering): Likewise.
26148 (verify_memory_partitions): Likewise.
26149 (init_tree_ssa): Allocate bitmap instead of hashtable for
26151 (delete_tree_ssa): Adjust.
26152 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26153 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26154 (compute_tag_properties): Likewise.
26155 (set_initial_properties): Likewise.
26156 (find_partition_for): Likewise.
26157 (update_reference_counts): Likewise.
26158 (dump_may_aliases_for): Likewise.
26159 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26160 (add_call_clobber_ops): Likewise.
26161 (add_call_read_ops): Likewise.
26162 (get_asm_expr_operands): Likewise.
26163 * tree-into-ssa.c (dump_decl_set): Likewise.
26164 (update_ssa): Likewise.
26165 * tree-sra.c (scan_function): Likewise.
26166 (decide_instantiations): Likewise.
26167 (scalarize_parms): Likewise.
26168 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26169 (dsa_named_for): Likewise.
26170 * tree-ssa-structalias.c (update_alias_info): Likewise.
26171 (merge_smts_into): Likewise.
26173 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26176 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26177 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26178 * alias.h (nonoverlapping_memrefs_p): Likewise.
26180 2008-02-25 Jan Beulich <jbeulich@novell.com>
26182 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26183 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26184 __emultls_get_address, __emultls_register_common,
26185 __floatundi?f, and _Unwind_GetIPInfo.
26186 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26187 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26188 (gen_regparm_prefix): Likewise.
26189 (i386_nlm_encode_section_info): Sync with
26190 config/i386/winnt.c:i386_pe_encode_section_info().
26191 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26192 i386_nlm_mangle_decl_assembler_name): New.
26193 (netware_override_options): New.
26194 * config/i386/netware.h (netware_override_options): Declare.
26195 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26196 (i386_nlm_mangle_decl_assembler_name): Declare.
26197 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26199 2008-02-25 Ben Elliston <bje@au.ibm.com>
26202 * c-decl.c (grokdeclarator): Remove unused local variables
26203 `typedef_type' and `type_as_written'.
26205 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26206 unused local variable `has_hot_blocks'.
26207 (fix_crossing_conditional_branches): Remove unused local variable
26210 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26212 PR middle-end/19984
26213 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26214 using DEF_C99_BUILTIN.
26215 (BUILT_IN_NANF): Ditto.
26216 (BUILT_IN_NANL): Ditto.
26218 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26219 Revital Eres <eres@il.ibm.com>
26221 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26222 regarding the order of two dependent insns in the same row.
26224 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26226 * stor-layout.c (layout_decl): Do not bump the alignment of a
26227 bit-field to more than byte alignment if it is packed.
26229 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26231 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26234 2008-02-24 Diego Novillo <dnovillo@google.com>
26236 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26239 * tree-vrp.c (vrp_evaluate_conditional): With
26240 -Wtype-limits, emit a warning when comparing against a
26241 constant outside the natural range of OP0's type.
26242 * c.opt (Wtype-limits): Move ...
26243 * common.opt (Wtype-limits): ... here.
26245 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26247 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26248 * config/rs6000/e300c2c3.md: New file.
26249 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26251 (rs6000_override_options): Add e300c2 and e300c3 cases to
26252 processor_target_table. Do not allow usage of Altivec or Spe
26253 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26254 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26255 * config/rs6000/rs6000.h (processor_type): Add
26256 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26257 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26258 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26259 and ppce300c3. Include e300c2c3.md.
26261 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26263 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26264 instead of TARGET_STRICT_ALIGN.
26266 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26268 * explow.c (memory_address): Assert that the generated address is
26271 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26274 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26275 * config/darwin-ppc-ldouble-patch.def: New file.
26276 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26277 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26278 SUBTARGET_INIT_BUILTINS if defined.
26279 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26282 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26285 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26286 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26288 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26291 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26292 file" warning condtional on -Winvalid-PCH.
26294 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26296 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26298 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26302 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26303 prevent reload from using MMX registers.
26304 (*mov<mode>_internal): Ditto.
26305 (*movv2sf_internal_rex64): Ditto.
26306 (*movv2sf_internal): Ditto.
26308 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26310 PR documentation/31569
26311 * doc/install.texi2html: Use makeinfo --no-number-sections.
26313 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26315 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26316 ensure that we can address an entire entity > 8 bytes. Don't
26317 generate reg+reg addressing for such data.
26319 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26321 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26322 strings when optimizing for size, unless the target cares about
26325 2008-02-22 Tom Tromey <tromey@redhat.com>
26327 * regclass.c (current_pass): Remove declaration.
26329 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26331 * config/avr/libgcc.S (__RAMPZ__): Define.
26332 (__do_copy_data): Add for devices with 128KB code memory.
26334 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26336 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26338 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26340 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26342 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26345 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26348 * c-typeck.c (build_binary_op): Warn about floating point
26349 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26351 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26354 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26355 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26357 (rs6000_override_options): Set altivec_abi as default, not override,
26358 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26359 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26360 is used; use new member spe_abi.
26361 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26362 spe_abi and altivec_abi.
26364 2008-02-22 Tomas Bily <tbily@suse.cz>
26366 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26368 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26371 * config.build (build_file_translate): Set to `CMD //c' only if
26373 * Makefile.in (build_file_translate): Improve comment.
26375 2008-02-21 Jan Hubicka <jh@suse.cz>
26377 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26378 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26379 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26381 2008-02-21 Michael Matz <matz@suse.de>
26384 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26386 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26388 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26389 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26390 as insn constraint.
26391 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26392 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26393 SSE_VEC_FLOAT_MODE_P as insn constraint.
26394 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26395 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26396 sse4a_movntdf using MODEF mode iterator.
26397 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26398 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26399 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26400 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26401 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26402 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26403 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26405 2008-02-21 Richard Guenther <rguenther@suse.de>
26407 * tree.def (PAREN_EXPR): New tree code.
26408 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26410 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26411 * expr.c (expand_expr_real_1): Likewise.
26412 * tree-inline.c (estimate_num_insns_1): Likewise.
26413 * tree-complex.c (expand_complex_move): Likewise.
26414 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26417 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26420 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26422 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26425 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26427 * config/sh/sh.c (find_barrier): Don't go past
26428 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26430 2008-02-20 DJ Delorie <dj@redhat.com>
26432 * config/h8300/h8300.md (insv): Force source operand to be a register.
26434 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26435 as a jump, not as a plain insn.
26437 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26439 * doc/invoke.texi (Warning Options): Add new option
26440 -Wframe-larger-than=.
26441 (-Wframe-larger-than): Document.
26443 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26444 Add declarations for new option variables.
26446 * final.c (final_start_function): Check the frame size
26447 before emission and issue a Wframe-larger-than warning.
26449 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26450 Add definitions for new option variables.
26451 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26453 * common.opt (Wframe-larger-than=): New option.
26455 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26457 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26458 (<sse>_div<mode>3): Ditto.
26459 (<sse>_vmdiv<mode>3): Ditto.
26460 (<sse>_vmsqrt<mode>2): Ditto.
26461 (*smax<mode>3): Ditto.
26462 (sse5_frcz<mode>2): Ditto.
26463 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26464 as insn constraint.
26466 2008-02-20 Richard Guenther <rguenther@suse.de>
26468 PR middle-end/35265
26469 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26470 be happy with INTEGRAL_TYPE_P.
26472 2008-02-20 Richard Guenther <rguenther@suse.de>
26474 * fold-const.c (split_tree): Associate floatig-point expressions
26475 if flag_associative_math is set.
26477 2008-02-20 Richard Guenther <rguenther@suse.de>
26479 * tree.h (fold_real_zero_addition_p): Declare.
26480 * fold-const.c (fold_real_zero_addition_p): Export.
26481 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26482 floating-point operations with zero and one.
26484 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26486 * doc/install.texi: Correct references to CFLAGS, replacing them
26487 with BOOT_CFLAGS. Document flags used during bootstrap for
26490 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26492 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26493 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26494 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26496 (smin<mode>3): Ditto from similar patterns.
26497 (smax<mode>3): Ditto.
26498 (*ieee_smin<mode>3): Ditto.
26499 (*ieee_smax<mode>3): Ditto.
26500 * config/i386/sse.md (sse): New mode attribute.
26501 (mov<mode>): Macroize expander from movv4sf and movv2df using
26502 SSEMODEF2P mode iterator.
26503 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26504 SSE_VEC_FLOAT_MODE_P as insn constraint.
26505 (storent<mode>): Ditto.
26506 (storent<mode>): Macroize expander from storentsf and storentdf using
26507 MODEF mode iterator.
26508 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26509 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26510 (abs<mode>2): Ditto from similar patterns.
26511 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26512 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26513 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26514 (<sse>_vmsqrt<mode>2): Ditto.
26515 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26516 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26517 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26518 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26519 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26520 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26521 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26523 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26524 iterator and SSE_FLOAT_MODE_P as insn constraint.
26525 (<sse>_ucomi): Ditto from similar patterns.
26526 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26527 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26528 SSE_VEC_FLOAT_MODE_P as insn constraint.
26529 (vcond<mode>): Ditto from similar patterns.
26530 (and<mode>3, *and<mode>3): Ditto.
26531 (<sse>_nand<mode>3): Ditto.
26532 (ior<mode>3, *ior<mode>3): Ditto.
26533 (xor<mode>3, *xor<mode>3): Ditto.
26534 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26535 iterator and SSE_FLOAT_MODE_P as insn constraint.
26536 (*nand<mode>3): Ditto from similar patterns.
26537 (*ior<mode>3): Ditto.
26538 (*xor<mode>3): Ditto.
26540 2008-02-20 Ira Rosen <irar@il.ibm.com>
26542 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26543 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26544 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26546 2008-02-19 Jan Hubicka <jh@suse.cz>
26548 * predict.c (tree_bb_level_predictions): Remove variable next
26549 mistakely introduced by previous commit.
26551 2008-02-19 Jan Hubicka <jh@suse.cz>
26553 * predict.c (predict_paths_leading_to): Rewrite.
26554 (predict_paths_for_bb): New.
26555 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26557 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26560 * Makefile.in (build_file_translate): New.
26561 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26562 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26563 * configure.ac (build_file_translate): Substitute it.
26564 * configure: Regenerate.
26566 2008-02-19 Jan Hubicka <jh@suse.cz>
26568 PR rtl-optimization/34408
26569 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26572 2008-02-19 Jan Hubicka <jh@suse.cz>
26574 PR middle-end/28779
26575 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26578 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26581 * config/i386/i386-modes.def: Revert the last DI alignment
26582 change until Ada people can look into it.
26584 2008-02-19 Nick Clifton <nickc@redhat.com>
26586 * opts.c (print_specific_help): Fix typo in --help text.
26588 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26591 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26592 32-bit inline asm without asm alternatives for host GCC < 3.0.
26594 2008-02-19 Richard Guenther <rguenther@suse.de>
26596 PR tree-optimization/34989
26597 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26598 Allow propagation to INDIRECT_REF if we can simplify only.
26600 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26602 * c-common.c (warn_for_collisions_1): Use appropriate option when
26605 2008-02-19 Nick Clifton <nickc@redhat.com>
26608 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26609 (handle_options): Fix indentation.
26610 (print_filtered_help): If no language-specific options were
26611 displayed tell the user how to list all the options supported by
26612 the language's front-end.
26613 (print_specific_help): Fix indentation and remove duplicate line.
26614 (common_handle_option): Handle the -v option.
26615 For --help enable the display of undocumented options if the -v
26616 switch has been included on the command line.
26617 For --help= check for overlaps in the arguments between the option
26618 classes and the language names and issue a warning when they
26619 cannot be disambiguated.
26620 * c.opt (v): Pass on to the common option handler.
26622 2008-02-19 Revital Eres <eres@il.ibm.com>
26624 * modulo-sched.c (sms_schedule): Change dump message when
26625 create_ddg function fails.
26626 (try_scheduling_node_in_cycle): Rename row to cycle.
26627 (print_partial_schedule): Rename CYCLE to ROW.
26629 2008-02-19 Christian Bruel <christian.bruel@st.com>
26630 Zdenek Dvorak <ook@ucw.cz>
26632 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26634 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26637 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26638 (*x86_movdicc_0_m1_se): Ditto.
26640 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26642 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26643 (CMPtype): Define as __gcc_CMPtype.
26644 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26645 (CMPtype): Define as __gcc_CMPtype.
26647 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26649 Support valgrind 3.3 for --enable-checking=valgrind.
26650 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26652 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26653 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26654 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26655 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26656 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26657 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26658 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26660 * ggc-zone.c: Similar.
26661 * ggc-page.c: Similar.
26663 2008-02-19 Paul Brook <paul@codesourcery.com>
26666 * config/arm/ieee754-df.S: Fix do_it typo.
26667 * config/arm/ieee754-sf.S: Fix do_it typo.
26669 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26672 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26673 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26674 (OPTION_MASK_ISA_SSE_SET): Likewise.
26675 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26676 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26677 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26678 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26679 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26680 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26681 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26682 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26683 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26684 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26685 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26686 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26687 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26688 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26689 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26690 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26691 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26692 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26693 (OPTION_MASK_ISA_SSE4): Removed.
26694 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26695 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26696 (override_options): Don't turn on implied SSE/MMX bits in
26699 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26701 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26704 2008-02-18 Joey Ye <joey.ye@intel.com>
26706 PR middle-end/34921
26707 * tree-nested.c (insert_field_into_struct): Set type alignment
26708 to field alignment if the former is less than the latter.
26710 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26712 * BASE-VER: Set to 4.4.0.
26714 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26716 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26717 * doc/cfg.texi: Likewise.
26718 * doc/extend.texi: Likewise.
26719 * doc/gty.texi: Likewise.
26720 * doc/invoke.texi: Likewise.
26721 * doc/loop.texi: Likewise.
26722 * doc/md.texi: Likewise.
26723 * doc/passes.texi: Likewise.
26724 * doc/rtl.texi: Likewise.
26725 * doc/sourcebuild.texi: Likewise.
26726 * doc/tm.texi: Likewise.
26727 * doc/tree-ssa.texi: Likewise.
26729 2008-02-17 Richard Guenther <rguenther@suse.de>
26731 PR middle-end/35227
26732 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26733 without default definition.
26735 2008-02-17 Richard Guenther <rguenther@suse.de>
26737 PR tree-optimization/35231
26738 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26741 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26744 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26745 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26746 libgcc_cmp_return mode.
26748 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26751 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26753 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26755 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26758 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26760 * doc/c-tree.texi: Use `@.' where appropriate.
26761 * doc/extend.texi: Likewise.
26762 * doc/install.texi: Likewise.
26763 * doc/invoke.texi: Likewise.
26764 * doc/loop.texi: Likewise.
26765 * doc/makefile.texi: Likewise.
26766 * doc/md.texi: Likewise.
26767 * doc/passes.texi: Likewise.
26768 * doc/standards.texi: Likewise.
26769 * doc/tm.texi: Likewise.
26771 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26773 PR middle-end/35196
26774 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26776 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26777 rather than in entry_bb.
26779 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26781 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26782 libgcc_cmp_return mode.
26784 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26786 PR middle-end/35130
26787 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26788 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26790 2008-02-15 Richard Guenther <rguenther@suse.de>
26791 Zdenek Dvorak <ook@ucw.cz>
26793 PR tree-optimization/35164
26794 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26795 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26796 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26797 Only propagate addresses which do not have abnormal SSA_NAMEs
26800 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26803 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26805 2008-02-15 Jan Hubicka <jh@suse.cz>
26807 PR middle-end/35149
26808 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26810 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26812 PR middle-end/34621
26813 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26814 when calculating alignment_pad.
26816 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26818 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26819 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26820 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26821 and STACK_BOUNDARY define.
26823 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26825 PR preprocessor/35061
26826 * c-pragma.c (handle_pragma_pop_macro): Check that
26827 pushed_macro_table has been allocated.
26829 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26831 PR middle-end/35136
26832 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26833 (force_gimple_operand): Likewise.
26834 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26835 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26836 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26837 (find_interesting_uses_address): Check addressability and alignment
26838 of the base expression only after substituting bases of IVs into it.
26840 2008-02-14 Michael Matz <matz@suse.de>
26843 * function.c (instantiate_virtual_regs_in_insn): Reload address
26844 before falling back to reloading the whole operand.
26846 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26848 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26849 before the first section switch note.
26851 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26853 * doc/bugreport.texi: Update copyright years.
26854 * doc/c-tree.texi: Likewise.
26855 * doc/cfg.texi: Likewise.
26856 * doc/cpp.texi: Likewise.
26857 * doc/cppinternals.texi: Likewise.
26858 * doc/fragments.texi: Likewise.
26859 * doc/frontends.texi: Likewise.
26860 * doc/gcc.texi: Likewise.
26861 * doc/gty.texi: Likewise.
26862 * doc/hostconfig.texi: Likewise.
26863 * doc/implement-c.texi: Likewise.
26864 * doc/libgcc.texi: Likewise.
26865 * doc/loop.texi: Likewise.
26866 * doc/makefile.texi: Likewise.
26867 * doc/options.texi: Likewise.
26868 * doc/passes.texi: Likewise.
26869 * doc/rtl.texi: Likewise.
26870 * doc/sourcebuild.texi: Likewise.
26871 * doc/standards.texi: Likewise.
26872 * doc/tree-ssa.texi: Likewise.
26873 * doc/trouble.texi: Likewise.
26875 * doc/extend.texi: Use @: or add comma where appropriate.
26876 * doc/invoke.texi: Likewise.
26877 * doc/tm.texi: Likewise.
26879 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26882 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26885 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26887 * doc/md.texi (clz, ctz): Add reference.
26888 * doc/rtl.texi (clz, ctz): Likewise.
26890 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26893 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26896 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26898 * config/s390/s390.c (struct constant_pool): New field
26899 emit_pool_after added.
26900 (s390_mainpool_start): Set the emit_pool_after flag according
26901 to the section switch notes.
26902 (s390_mainpool_finish): Consider emit_pool_after when emitting
26903 the literal pool at the end of the function.
26904 (s390_chunkify_start): Force literal pool splits at section
26907 2008-02-13 Michael Matz <matz@suse.de>
26910 * var-tracking.c (clobber_variable_part): Correctly traverse the
26913 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26916 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26917 Add -fdump-ipa-inline.
26918 * tree-dump.c (dump_files): Remove tree-inlined dump.
26919 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26921 2008-02-12 Richard Guenther <rguenther@suse.de>
26923 PR tree-optimization/35171
26924 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26927 2008-02-12 Richard Guenther <rguenther@suse.de>
26929 PR middle-end/35163
26930 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26931 value-preserving mode. Disallow final truncation.
26933 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26935 PR middle-end/35136
26936 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26937 code from here to...
26938 (force_gimple_operand): ...here.
26940 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26943 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26944 non-compatible pointers.
26945 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26946 different FIELD_DECLs, try harder by comparing field offsets, sizes
26949 PR inline-asm/35160
26950 * function.c (match_asm_constraints_1): Don't replace the same input
26953 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26955 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26956 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26957 (expand_epilogue): Restore RAMPZ register.
26958 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26960 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26962 * config/i386/cygwin.asm: (__alloca): Correct calling
26963 convention and alignment.
26964 (__chkstk): Force 8 byte stack alignment.
26966 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26967 Richard Guenther <rguenther@suse.de>
26969 PR tree-optimization/33992
26970 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26971 the zero we compare against.
26973 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26975 PR libfortran/35063
26976 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26977 to CloseHandle after unlocking to prevent accumulation of handle
26980 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26982 PR middle_end/34150
26983 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26984 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26985 and update LABEL_NUSES during and after reload.
26987 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26989 PR middle-end/34627
26990 * combine.c (simplify_if_then_else): Make sure the comparison is
26991 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26993 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26996 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26997 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26998 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26999 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27000 * tree.h (get_type_static_bounds): Likewise.
27002 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27004 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27005 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27006 Make -Wfoo language annotations match what the compiler outputs.
27008 2008-02-08 Sa Liu <saliu@de.ibm.com>
27010 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27011 intrinsics spu_convts, spu_convtu, spu_convtf.
27013 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27015 * doc/extend.texi (Function Attributes) <noinline>: Mention
27016 asm ("") as method to keep calls.
27018 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27021 * doc/options.texi (Options): Replace references to opts.sh with
27023 * opts-common.c: Likewise.
27024 * optc-gen.awk: Likewise.
27026 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27028 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27030 2008-02-07 Richard Henderson <rth@redhat.com>
27033 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27034 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27037 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27039 PR tree-optimization/35085
27040 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27041 for operand entry oe2 in addition to operand entry oe3 in order to
27042 expose more opportunities for vectorizer sum reduction.
27044 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27047 * Makefile.in (LIBS): Remove $(GMPLIBS).
27048 (cc1-dummy, cc1): Add $(GMPLIBS).
27050 2008-02-06 Jan Hubicka <jh@suse.cz>
27053 * i386.md (moddf_integer): Do not produce partial memory stalls for
27054 targets where it hurts.
27056 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27059 * optabs.c (expand_float): Do not check for decimal modes when
27060 expanding unsigned integer through signed conversion.
27062 2008-02-06 Nick Clifton <nickc@redhat.com>
27064 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27065 inside the clobber with a match_operand and duplicated operand
27066 number in the constraint.
27067 (ineqbranchsi): Delete redundant comment.
27069 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27071 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27072 builtin_define ("__USE_INIT_FINI__").
27073 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27075 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27077 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27079 PR documentation/30330
27080 * doc/invoke.texi (C++ Dialect Options)
27081 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27082 For each warning option -Wfoo that allows -Wno-foo, ensure both
27083 -Wfoo and -Wno-foo are listed in the option index. Fix index
27084 entry of -Wswitch-default, index -Wnormalized= including the
27085 `=', and -Wlarger-than-@var{len} including @var{len}.
27087 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27089 * config/i386/i386.md (floatunssisf2): Use
27090 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27091 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27092 Macroize expander using MODEF mode iterator.
27094 2008-02-05 Diego Novillo <dnovillo@google.com>
27096 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27099 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27101 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27104 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27106 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27109 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27110 to indicate if a message should be generated.
27111 (init_cumulative_args): Updated.
27112 (function_value_32): Likewise.
27114 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27116 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27118 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27121 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27122 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27124 2008-02-04 Diego Novillo <dnovillo@google.com>
27126 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27129 * tree-vrp.c (vrp_evaluate_conditional): With
27130 -Wtype-limits, emit a warning when comparing against a
27131 constant outside the natural range of OP0's type.
27133 2008-02-04 Richard Guenther <rguenther@suse.de>
27135 PR middle-end/33631
27136 * expr.c (count_type_elements): Give for unions instead of
27139 2008-02-04 Richard Guenther <rguenther@suse.de>
27141 PR middle-end/35043
27142 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27143 to TYPE_DOMAINs base type instead of using bitsizetype here.
27145 2008-02-03 Jason Merrill <jason@redhat.com>
27147 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27149 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27152 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27153 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27154 (RS/6000 and PowerPC Options): Fix typos and markup.
27155 * doc/passes.texi (Tree-SSA passes): Likewise.
27157 2008-02-02 Michael Matz <matz@suse.de>
27160 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27161 from record_last_reg_set_info.
27162 (record_last_reg_set_info): Take an RTX argument, iterate over all
27163 constituent hardregs.
27164 (record_last_set_info, record_opr_changes): Change calls to
27165 new signature or to record_last_reg_set_info_regno.
27167 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27169 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27171 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27173 PR rtl-optimization/34773
27174 * reg-notes.def (EQUAL): Mention significance of combination of
27175 REG_EQUAL and REG_RETVAL.
27176 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27177 insn that has a REG_RETVAL.
27179 2008-02-01 Roger Sayle <roger@eyesopen.com>
27182 * configure.ac (--enable-fixed-point): Disable unless explicitly
27184 * configure: Regenerate.
27186 2008-02-01 Richard Guenther <rguenther@suse.de>
27189 * invoke.texi (-finline-limit): Remove no longer true parts
27190 of the documentation. Note that there is no default value.
27192 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27193 Mark Mitchell <mark@codesourcery.com>
27194 Ben Elliston <bje@au.ibm.com>
27197 * doc/extend.texi (Other Builtins): Document.
27199 2008-01-31 Tom Browder <tom.browder@gmail.com>
27201 * doc/c-tree.texi (Types): Fix grammar.
27202 (Expression trees): Ditto.
27203 * doc/passes.texi (Tree-SSA passes): Ditto.
27205 * doc/configterms.texi (Configure Terms): Fix typo.
27206 * doc/cpp.texi (Common Predefined Macros): Ditto.
27207 * doc/md.texi (Machine Constraints): Ditto.
27209 * doc/makefile.texi (Makefile): Add comma.
27211 2008-01-31 Tom Browder <tom.browder@gmail.com>
27212 Gerald Pfeifer <gerald@pfeifer.com>
27214 * doc/sourcebuild.texi (Front End): Remove references to CVS
27215 and CVSROOT/modules.
27216 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27217 (Back End): Remove reference to CVS.
27219 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27222 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27224 (mips16_gp_pseudo_reg): ...here.
27225 * config/mips/mips.md (load_const_gp): Replace with...
27226 (load_const_gp_<mode>): ...this :P-based insn.
27228 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27230 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27231 options. Minor fixes.
27232 (-std): Move reference to standards closer to where language
27233 standards are first mentioned.
27235 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27237 PR rtl-optimization/34995
27238 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27239 parameter and return a bool. If the rtx parameter is nonnull,
27240 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27241 (find_reloads): Update call accordingly. Pass the new operand
27242 if it needed no address reloads, otherwise pass null.
27244 2008-01-30 Richard Henderson <rth@redhat.com>
27247 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27248 for unbounded arrays.
27250 2008-01-30 Silvius Rus <rus@google.com>
27252 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27254 2008-01-30 Jan Hubicka <jh@suse.cz>
27257 * i386.c (init_cumulative_args): Use real function declaration when
27260 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27262 PR rtl-optimization/34998
27263 * global.c (build_insn_chain): Treat non-subreg_lowpart
27264 SUBREGs of pseudos as clobbering all the words covered by the
27265 SUBREG, not just all the bytes.
27266 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27267 original df_ref rather than an extract parameter.
27268 (global_conflicts): Update call accordingly.
27270 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27272 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27273 the overflow check to make it easier to read.
27274 (__fixtfdi): Change the type of the ll member in union
27275 long_double to UDItype_x.
27277 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27279 PR middle-end/34969
27280 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27281 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27282 * tree-inline.c (fold_marked_statements): Call
27283 cgraph_update_edges_for_call_stmt if folding a call statement.
27284 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27285 debug_generic_stmt calls, reset it back afterwards.
27288 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27290 * c-typeck.c (build_external_ref): Don't pedwarn about
27291 static vars in current function's scope.
27293 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27295 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27297 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27300 * ipa-struct-reorg.c: Fix spelling.
27301 * params.def: Ditto.
27303 2008-01-29 Richard Guenther <rguenther@suse.de>
27305 PR middle-end/35006
27306 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27308 * tree-inline.c (remap_type): Increment remapping_type_depth
27309 around remapping types.
27310 (copy_body_r): Only add referenced variables if they are referenced
27311 from code, not types.
27313 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27324 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27325 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27327 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27330 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27331 pointer for tiny stack.
27333 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27335 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27337 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27339 * config/vx-common.h: Fix typo in comment.
27341 2008-01-28 Ian Lance Taylor <iant@google.com>
27345 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27346 coalesce pointers if they have different DECL_NO_TBAA_P values.
27347 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27348 between variables with different DECL_NO_TBAA_P values.
27350 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27353 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27354 are not legitimate small data references on SPE targets.
27356 2008-01-28 David Daney <ddaney@avtrex.com>
27358 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27360 2008-01-28 David Daney <ddaney@avtrex.com>
27362 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27364 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27366 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27367 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27368 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27369 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27370 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27371 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27372 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27373 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27375 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27377 * basic-block.h (condjump_equiv_p): Fix comment.
27379 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27381 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27382 print_generic_stmt_indented): Fix comment.
27384 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27386 * configure.ac (__stack_chk_fail): Add detecion for availability
27387 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27388 * configure: Regenerate.
27390 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27392 PR middle-end/34688
27393 * final.c (output_addr_const): Handle TRUNCATE.
27395 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27398 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27399 (zero_cost, infinite_cost): New constants.
27400 (struct cost_pair): Change type of cost to comp_cost.
27401 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27402 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27404 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27405 split_address_cost, ptr_difference_cost, difference_cost,
27406 get_computation_cost_at, get_computation_cost,
27407 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27408 determine_use_iv_cost_condition, determine_use_iv_costs,
27409 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27410 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27411 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27412 Change type of cost to comp_cost.
27413 (determine_iv_cost): Increase cost of non-original ivs, instead
27414 of decreasing the cost of original ones.
27415 (get_address_cost): Indicate the complexity of the addressing mode
27417 (try_add_cand_for): Prefer using ivs not specific to some object.
27418 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27420 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27421 Janis Johnson <janis187@us.ibm.com>
27424 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27425 (TARGET_INSTANTIATE_DECLS): Likewise.
27426 * target.h (expand_to_rtl_hook): New target hook.
27427 (instantiate_decls): Likewise.
27428 * function.c (instantiate_decl): Make non-static. Rename to...
27429 (instantiate_decl_rtl): ... this.
27430 (instantiate_expr): Use instantiate_decl_rtl.
27431 (instantiate_decls_1): Likewise.
27432 (instantiate_decls): Likewise.
27433 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27434 * function.h (instantiate_decl_rtl): Add prototype.
27435 * cfgexpand.c (target.h): New include.
27436 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27437 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27438 (TARGET_INSTANTIATE_DECLS): Likewise.
27439 (TARGET_INITIALIZER): New target hooks added.
27440 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27442 * config/rs6000/rs6000.c (tree-flow.h): New include.
27443 (machine_function): Add sdmode_stack_slot field.
27444 (rs6000_alloc_sdmode_stack_slot): New function.
27445 (rs6000_instantiate_decls): Likewise.
27446 (rs6000_secondary_memory_needed_rtx): Likewise.
27447 (rs6000_check_sdmode): Likewise.
27448 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27449 (TARGET_INSTANTIATE_DECLS): Likewise.
27450 (rs6000_hard_regno_mode_ok): Allow SDmode.
27451 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27452 (rs6000_emit_move): Handle SDmode.
27453 (function_arg_advance): Likewise.
27454 (function_arg): Likewise.
27455 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27456 SDmode var args for 32-bit compiles.
27457 (rs6000_secondary_reload_class): Handle SDmode.
27458 (rs6000_output_function_epilogue): Likewise.
27459 (rs6000_function_value): Simplify if statement.
27460 (rs6000_libcall_value): Likewise.
27461 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27462 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27463 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27464 (movsd_hardfloat): New define_insn.
27465 (movsd_softfloat): Likewise.
27466 (movsd_store): Likewise.
27467 (movsd_load): Likewise.
27468 (extendsddd2): Likewise.
27469 (extendsdtd2): Likewise.
27470 (truncddsd2): Likewise.
27471 (movdd_hardfloat64): Fixup comment.
27472 (UNSPEC_MOVSD_LOAD): New constant.
27473 (UNSPEC_MOVSD_STORE): Likewise.
27475 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27478 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27480 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27481 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27482 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27483 and TRUTH_XOR_EXPR.
27485 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27488 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27489 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27490 __LONGDOUBLE128 too.
27491 * config/rs6000/aix61.h: New file.
27493 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27495 PR rtl-optimization/34959
27496 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27497 popcount and parity rtxes the same mode as their operand.
27498 Truncate or extend the result to the return value's mode
27501 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27504 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27505 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27506 to GOT_VERSION_REGNUM.
27507 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27508 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27509 * config/mips/mips.c (mips_emit_call_insn): New function.
27510 (mips_call_tls_get_addr): Call mips_expand_call directly.
27511 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27513 (mips16_build_call_stub): Likewise. Return the call insn or null.
27514 (mips_expand_call): Update the call to mips16_build_call_stub
27515 accordingly and a remove redundant condition. Assert that MIPS16
27516 stubs do not use lazy binding. Use mips_emit_call_insn and return
27518 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27520 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27521 (mips_avoid_hazard): Remove hazard_set handling.
27522 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27523 (UNSPEC_RESTORE_GP): ...this.
27524 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27525 (FAKE_CALL_REGNO): Rename to...
27526 (GOT_VERSION_REGNUM): ...this.
27527 (type): Add "ghost" value. Add an associated insn reservation.
27528 (hazard_set): Remove.
27529 (exception_receiver): Rename to...
27530 (restore_gp): ...this and update the unspec identifier accordingly.
27531 (exception_receiver, nonlocal_got_receiver): New expanders.
27532 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27533 FAKE_CALL_REGNO. Remove hazard_set attribute.
27534 (set_got_version, update_got_version): New patterns.
27536 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27539 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27541 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27544 * doc/install.texi2html: Generate gcc-vers.texi.
27546 2008-01-25 DJ Delorie <dj@redhat.com>
27548 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27550 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27552 * config/c4x: Remove directory.
27553 * config.gcc (crx-*, mt-*): Mark obsolete.
27554 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27555 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27556 sh-*-rtemscoff*): Remove cases.
27557 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27558 * real.c (encode_c4x_single, decode_c4x_single,
27559 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27560 c4x_extended_format): Remove.
27561 * real.h (c4x_single_format, c4x_extended_format): Remove.
27562 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27564 (Pragmas): Remove comment about c4x pragmas.
27565 * doc/install.texi (c4x): Remove target-specific instructions.
27566 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27567 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27568 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27569 refer to C4x source files as examples.
27570 (C4X_FLOAT_FORMAT): Remove documentation.
27572 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27574 * config/bfin/bfin.c (override_options): Reorder tests so that
27575 flag_pic gets enabled for -msep-data.
27577 2008-01-25 Richard Guenther <rguenther@suse.de>
27579 PR middle-end/32244
27580 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27581 to its bitfield precision if required.
27583 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27585 PR middle-end/33880
27586 * tree-nested.c (walk_omp_for): New function.
27587 (convert_nonlocal_reference, convert_local_reference): Call
27588 walk_omp_for on OMP_FOR.
27589 (convert_call_expr): Call walk_body on OMP_FOR's
27590 OMP_FOR_PRE_INIT_BODY.
27592 2008-01-25 Richard Guenther <rguenther@suse.de>
27594 PR tree-optimization/34966
27595 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27596 default defs and PHI_NODEs we have to insert after the
27597 defining statement.
27599 2008-01-24 Nick Clifton <nickc@redhat.com>
27601 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27602 Provide a default definition.
27603 (LIBGCC2_UNITS_PER_WORD): Likewise.
27605 * config/stormy16/stormy16.c: Include df.h for the prototype
27606 for df_regs_ever_live_p.
27607 (xstormy16_expand_builtin_va_start): Convert the stack offset
27608 into a component_ref and then use POINTER_PLUS_EXPR to add it
27609 to the incoming_virtual_args_rtx.
27610 (xstormy16_gimplify_va_arg_expr): Rename to
27611 xstormy16_gimplify_va_arg_expr.
27612 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27613 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27614 xstormy16_gimplify_va_arg_expr.
27615 Fix up some formatting issues.
27617 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27618 Move to predicates.md.
27619 (xs_hi_general_operand): Likewise.
27620 (xs_hi_nonmemory_operand): Likewise.
27621 * config/stormy16/predicates.md:
27622 (xstormy16_carry_plus_operand): New predicate.
27623 (xs_hi_general_operand): New predicate.
27624 (xs_hi_nonmemory_operand): New predicate.
27625 * config/stormy16/stormy16-protos.h:
27626 (xstormy16_carry_plus_operand): Delete prototype.
27627 (xs_hi_general_operand): Likewise.
27628 (xs_hi_nonmemory_operand): Likewise.
27630 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27631 modifiers as they are no longer needed and they can trigger
27632 reload spill failures.
27634 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27635 with a match_operand in order to help reload.
27637 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27638 constraint with 'e' for the 8th alternative as this version of
27639 the mov.w instruction only accepts the lower 8 registers.
27641 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27644 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27645 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27648 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27650 PR middle-end/33333
27651 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27653 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27655 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27657 (remove_structure): Update allocations list before removing structure.
27659 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27661 * ipa-struct-reorg.c (is_safe_cond_expr,
27662 create_new_stmts_for_cond_expr): Use integer_zerop function,
27663 that recognize not only zero-pointer, but zero-integer too.
27665 2008-01-25 Ben Elliston <bje@au.ibm.com>
27668 * fixproto: Escape "." in sed expression that strips leading "./".
27670 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27673 * gcc.c (SWITCH_OK): Removed.
27674 (SWITCH_LIVE): Changed to bit.
27675 (SWITCH_FALSE): Likewise.
27676 (SWITCH_IGNORE): Likewise.
27677 (switchstr): Change live_cond to unsigned int.
27678 (process_command): Replace SWITCH_OK with 0.
27679 (do_self_spec): Likewise.
27680 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27681 (give_switch): Likewise.
27682 (used_arg): Likewise.
27683 (do_spec_1): Set the SWITCH_IGNORE bit.
27684 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27685 bits. Set the SWITCH_LIVE bit.
27687 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27689 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27691 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27693 PR tree-optimization/34472
27694 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27695 parameter to a "bool *" and set *DATA to false if there is
27696 an unsafe access. Do not delete the structure here.
27697 (check_cond_exprs): Delete it here instead.
27698 (check_cond_exprs, exclude_cold_structs): Do not increase
27699 I when removing a structure.
27701 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27704 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27705 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27707 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27709 PR middle-end/34934
27710 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27711 a fixed vector for stack.
27713 2008-01-24 Ben Elliston <bje@au.ibm.com>
27716 * doc/gcc.texi (Software development): Add a direntry for g++.
27718 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27720 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27721 stale and straggling -fforce-addr comments above.
27723 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27725 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27726 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27728 2008-01-23 Michael Matz <matz@suse.de>
27731 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27734 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27736 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27737 malloc result type.
27739 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27741 * config/avr/avr.c (avr_current_arch): New variable.
27742 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27743 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27744 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27745 (avr_override_options): Init 'avr_current_arch'.
27746 (base_arch_s): Move from here...
27747 * config/avr/avr.h (base_arch_s): ... here. Add new members
27748 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27749 'mega' to 'have_jmp_call'.
27750 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27751 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27753 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27755 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27756 MULTILIB_MATCHES): Ditto.
27758 2008-01-23 Richard Guenther <rguenther@suse.de>
27760 PR middle-end/31529
27761 * cgraphunit.c (cgraph_reset_node): Always mark the node
27762 not reachable if it is not queued already.
27764 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27766 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27767 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27768 (cputype_selected): New static variable.
27769 (bfin_handle_option): Set it if -mcpu is used.
27770 (override_option): Select default set of workarounds if no cpu type
27771 selected on the command line.
27772 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27774 From Michael Frysinger <michael.frysinger@analog.com>
27775 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27776 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27778 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27779 for bf547, bf523, bf524, and bf526.
27780 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27782 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27783 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27784 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27785 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27786 * doc/invoke.texi (Blackfin Options): Document that
27787 -mcpu now accept bf547, bf523, bf524, and bf526.
27789 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27791 PR rtl-optimization/34628
27792 * combine.c (try_combine): Stop and undo after the first combination
27793 if an autoincrement side-effect on the first insn has effectively
27796 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27799 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27800 Offset addresses are not valid for Altivec or paired float modes.
27802 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27805 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27806 if DECL_INITIAL (decl) is error_mark_node.
27809 * c-common.c (handle_vector_size_attribute): Only allow
27810 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27811 the same way as pointer, array etc. types.
27812 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27815 * tree.c (build_type_attribute_qual_variant): Call
27816 build_qualified_type if attributes are equal, but quals are not.
27818 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27821 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27822 * flags.h (warn_strict_aliasing): Remove.
27823 (warn_strict_overflow): Remove.
27824 * opts.c (warn_strict_aliasing): Remove.
27825 (warn_strict_overflow): Remove.
27826 * c-opts.c (c_common_handle_option): -Wall only sets
27827 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27828 (c_common_post_options): Give default values to -Wstrict-aliasing
27829 and -Wstrict-overflow if they are uninitialized.
27830 * common.opt (Wstrict-aliasing): Specify Var and Init.
27831 (Wstrict-overflow): Likewise.
27833 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27835 PR rtl-optimization/26854
27836 PR rtl-optimization/34400
27837 PR rtl-optimization/34884
27838 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27840 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27841 (df_rd_bb_info.expanded_lr_out): Deleted
27842 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27843 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27844 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27845 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27846 Removed code to allocate, initialize or free expanded_lr_out.
27847 (df_rd_bb_local_compute_process_def): Restructured to make more
27849 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27850 sets if the sets are being trimmed.
27852 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27855 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27856 (as_vers): Likewise.
27857 * configure: Regenerated.
27859 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27861 PR middle-end/33092
27862 * tree-pass.h (pass_build_alias): New pass.
27863 * tree-ssa-alias.c (gate_build_alias): New.
27864 (pass_build_alias): New.
27865 * passes.c (init_optimization_passes): Add pass_build_alias after
27866 pass_create_structure_vars.
27868 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27870 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27871 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27872 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27873 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27874 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27875 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27876 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27877 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27878 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27879 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27880 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27881 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27882 * config/s390/s390.md (FP_ALL): New mode iterator.
27883 (_d): New mode attribute.
27884 ("*signbit<mode>2>"): Changed mode of first operand.
27885 ("isinf<mode>2"): Changed mode of first operand.
27886 ("*TDC_insn"): Adaptation for DFP modes.
27888 2008-01-22 Ben Elliston <bje@au.ibm.com>
27890 * tree.c (check_qualified_type): Improve function description.
27892 2008-01-21 Jason Merrill <jason@redhat.com>
27895 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27896 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27899 2008-01-21 DJ Delorie <dj@redhat.com>
27901 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27904 2008-01-21 Richard Guenther <rguenther@suse.de>
27906 PR middle-end/34856
27907 * tree-cfg.c (verify_expr): Allow all invariant expressions
27908 instead of just constant class ones as reference argument.
27909 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27910 like any other constant.
27911 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27913 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27915 * regmove.c (fixup_match_1): Update call crossed frequencies.
27917 2008-01-21 Richard Guenther <rguenther@suse.de>
27920 * tree-inline.c (setup_one_parameter): Deal with mismatched
27921 types using a VIEW_CONVERT_EXPR.
27923 2008-01-21 Alon Dayan <alond@il.ibm.com>
27924 Olga Golovanevsky <olga@il.ibm.com>
27926 PR tree-optimization/34701
27927 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27928 when the structure size is not a power of 2.
27930 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27932 * doc/install.texi: Add doc for --enable-checking=df.
27934 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27936 PR rtl-optimization/34808
27937 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27939 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27941 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27944 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27946 PR rtl-optimization/26854
27947 PR rtl-optimization/34400
27948 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27950 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27951 (df_rd_bb_info.expanded_lr_out): New.
27952 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27953 * loop_iv.c (iv_analysis_loop_init): Ditto.
27954 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27955 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27956 Added code to allocate, initialize or free expanded_lr_out.
27957 (df_rd_bb_local_compute_process_def): Restructured to make
27958 more understandable.
27959 (df_rd_confluence_n): Add code to do nothing with fake edges and
27960 code to no apply invalidate_by_call sets if the sets are being trimmed.
27961 (df_lr_local_finalize): Renamed to df_lr_finalize.
27962 (df_live_local_finalize): Renamed to df_live_finalize.
27964 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27967 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27968 deciding whether to use reciprocal instructions.
27970 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27972 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27973 dwarf2out_note_section_used if cold_text_section is NULL.
27975 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27977 PR gcov-profile/34610
27978 * tree-cfg.c (make_edges): Mark both outgoing edges from
27979 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27980 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27981 from OMP_FOR and OMP_CONTINUE outgoing edges.
27983 * tree-profile.c (tree_profiling): Return early if
27984 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27986 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27987 from cfun to child_cfun.
27988 * function.h (struct function): Add after_tree_profile bit.
27990 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27992 * config/avr/avr.S (_exit): Disable interrupt.
27994 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27995 Steven Bosscher <stevenb.gcc@gmail.com>
27997 PR rtl-optimization/26854
27998 PR rtl-optimization/34400
27999 * df-problems.c (df_live_scratch): New scratch bitmap.
28000 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28001 (df_live_reset): Clear the proper bitmaps.
28002 (df_live_bb_local_compute): Only process the artificial defs once
28003 since the order is not important.
28004 (df_live_init): Init the df_live sets only with the variables
28005 found live by df_lr.
28006 (df_live_transfer_function): Use the df_lr sets to prune the
28007 df_live sets as they are being computed.
28008 (df_live_free): Free df_live_scratch.
28010 2008-01-18 Ian Lance Taylor <iant@google.com>
28012 * common.opt: Add fmerge-debug-strings.
28013 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28014 flag_merge_debug_strings rather than flag_merge_constants.
28015 * doc/invoke.texi (Option Summary): Mention
28016 -fmerge-debug-strings.
28017 (Debugging Options): Document -fmerge-debug-strings.
28019 2008-01-18 Ian Lance Taylor <iant@google.com>
28022 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28023 (struct tree_function_decl): Add new field operator_new_flag.
28024 * tree-inline.c (expand_call_inline): When inlining a call to
28025 operator new, force the return value to go into a variable, and
28026 set DECL_NO_TBAA_P on that variable.
28027 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28029 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28032 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28033 DWARF2_DEBUGGING_INFO.
28034 (dwarf2out_note_section_used): Ditto. Add prototype.
28035 (have_multiple_function_sections, text_section_used,
28036 cold_text_section_used, *cold_text_sections): Move declarations
28039 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28041 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28042 field and add signal_ra.
28043 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28044 assignments to frame state pc. Move end of stack check after
28045 MD_FALLBACK_FRAME_STATE_FOR.
28046 (uw_update_context_1): Use frame state signal_regs if set, instead
28047 of checking signal_frame flag.
28048 (uw_update_context): Use frame state signal_ra if set.
28049 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28050 * config/xtensa/linux-unwind.h: New file.
28052 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28054 * modulo-sched.c (get_sched_window): Fix comment typo.
28056 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28058 PR tree-optimization/34648
28059 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28061 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28063 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28064 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28066 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28068 PR rtl-optimization/34400
28069 * df-core.c (df_worklist_dataflow_overeager,
28070 df_worklist_dataflow_doublequeue): New functions.
28071 (df_worklist_dataflow): Two different worklist solvers.
28072 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28075 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28078 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28079 and ftree-parallelize-loops.
28081 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28083 PR rtl-optimization/34826
28084 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28086 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28088 * global.c (find_reg): Mark the eh regs as used if necessary.
28089 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28090 * ra.h (struct allocno): no_eh_reg field added. Changed
28091 no_stack_reg type to bitfield.
28093 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28095 * tree.c (substitute_in_expr): Add missing 'break'.
28097 2008-01-17 Richard Guenther <rguenther@suse.de>
28099 PR tree-optimization/34825
28100 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28101 x / x as division to handle.
28103 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28105 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28106 "-pthread" is specified.
28107 * pa-hpux11.h (LIB_SPEC): Likewise.
28109 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28110 Peter Bergner <bergner@vnet.ibm.com>
28112 PR rtl-optimization/33796
28113 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28115 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28117 PR libgfortran/34699
28118 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28120 * pa-hpux10.h (LINK_SPEC): Likewise.
28121 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28123 2008-01-16 Richard Guenther <rguenther@suse.de>
28125 PR middle-end/32628
28126 * fold-const.c (fold_convert_const_int_from_int): Do not
28127 set overflow if that occured only because of a sign extension
28128 change when converting from/to a sizetype with the same
28129 precision and signedness.
28131 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28134 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28135 location address to the correct place. Update copyright year.
28137 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28139 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28140 no dependences in the dependence_relations vector.
28142 2008-01-16 Jan Hubicka <jh@suse.cz>
28144 PR rtl-optimization/31396
28145 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28146 * cfg.c (dump_reg_info): Print it.
28147 * regs.h (struct reg_info_t): add freq_calls_crossed.
28148 (REG_FREQ_CALLS_CROSSED): New macro.
28149 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28150 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28151 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28152 regmove_optimize): Update call crossed frequencies.
28153 * local-alloc.c (struct qty): Add freq_calls_crossed.
28154 (alloc_qty): Copute freq_calls_crossed.
28155 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28156 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28157 * ra.h (struct allocno): Add freq_calls_crossed.
28159 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28161 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28162 libgomp when compiling with ftree-parallelize-loops.
28163 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28165 2008-01-16 Richard Guenther <rguenther@suse.de>
28167 PR tree-optimization/34769
28168 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28169 * tree.c (int_cst_value): Instead make this function more
28170 permissive in what it accepts as valid input. Document this
28171 function always sign-extends the value.
28173 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28174 Richard Guenther <rguenther@suse.de>
28177 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28178 (gimple_fold_indirect_ref_rhs): ... this.
28179 (gimple_fold_indirect_ref): New function with foldings
28180 that preserve lvalueness.
28181 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28182 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28183 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28184 to fold an INDIRECT_REF, fall back to the old use of
28185 fold_indirect_ref_1.
28187 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28189 * tree-data-ref.c (subscript_dependence_tester_1): Call
28190 free_conflict_function.
28191 (compute_self_dependence): Same.
28193 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28196 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28197 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28199 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28200 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28201 for DWARF2_UNWIND_INFO targets.
28203 2008-01-16 Richard Guenther <rguenther@suse.de>
28206 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28207 type qualifiers for function types.
28209 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28211 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28212 loop_iterator li from previous commit.
28214 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28216 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28218 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28220 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28221 (parallelize_loops): Don't parallelize irreducible components.
28223 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28226 * c-opts (c_common_post_options): Do not enable CPP
28227 flag_pedantic_errors by default.
28229 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28231 PR rtl-optimization/31944
28232 * cse.c (remove_pseudo_from_table): New function.
28233 (merge_equiv_classes): Use above function to remove pseudo-registers.
28234 (invalidate): Likewise.
28236 2008-01-13 Richard Guenther <rguenther@suse.de>
28238 PR middle-end/34601
28239 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28240 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28242 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28244 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28245 validate_change to unshare the source of the PC set.
28247 2008-01-12 Jan Hubicka <jh@suse.cz>
28249 PR middle-end/32135
28250 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28251 references above array bounds. This might trigger bounds checks for
28252 pointers to arrays.
28254 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28256 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28257 new_replaceable_dependencies.
28259 2008-01-12 Doug Kwan <dougkwan@google.com>
28261 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28262 instead of OPT_Wreturn_type in warning due to ignored return type
28264 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28265 options included in -Wextra.
28266 * c.opt: New option -Wignored_qualifiers.
28267 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28268 -Wignore_qualifiers.
28269 (-Wignored-qualifiers): Document.
28270 (-Wreturn-type): Remove description of functionality now handled
28271 by -Wignored-qualifiers.
28273 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28276 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28277 NOP_EXPR if it is between integral types with the same precision.
28279 2008-01-12 Jan Hubicka <jh@suse.cz>
28282 * invoke.texi (max-inline-recursive-depth): Fix default value.
28284 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28286 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28289 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28291 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28293 2008-01-11 James E. Wilson <wilson@specifix.com>
28296 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28298 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28300 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28301 save/restore frame pointer register and don't use 'call-prologues'
28302 optimization in function with "OS_task" attribute.
28304 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28306 PR middle-end/31309
28307 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28308 when copying to memory.
28310 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28312 PR rtl-optimization/30905
28313 * cfgcleanup.c: Include dce.h
28314 (crossjumps_occured): New global variable.
28315 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28316 If something changed, set crossjumps_occured to true.
28317 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28318 Don't add/remove fake edges to exit here...
28319 (cleanup_cfg): ...but do it here, when crossjumping.
28320 Run a fast DCE when successful crossjumps occured in the latest
28321 iteration of try_optimize_cfg.
28323 2008-01-11 Richard Guenther <rguenther@suse.de>
28325 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28326 (struct vn_unary_op_s): Likewise.
28327 (vn_reference_insert): Free old reference on hash collision.
28329 2008-01-10 Raksit Ashok <raksit@google.com>
28331 PR rtl-optimization/27971
28332 * combine.c (find_split_point): Split PLUS expressions which are
28333 inside a MEM rtx, and whose first operand is complex.
28335 2008-01-10 DJ Delorie <dj@redhat.com>
28337 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28338 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28339 (m32c_hard_regno_ok): Call the underlying function.
28341 2008-01-10 Richard Guenther <rguenther@suse.de>
28343 PR middle-end/34683
28344 * tree-cfg.c (tree_merge_blocks): Do not go through the
28345 full-blown folding and stmt updating path if we just deal
28346 with virtual operands.
28347 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28348 test for abnormal SSA_NAMEs.
28350 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28352 PR middle-end/34641
28353 * reload.c (push_reload): Add assertions. All constants from
28354 reg_equiv_constant should have been used for replacing the respective
28356 (find_reloads_address): Invoke find_reloads_address_part for
28357 constant taken from the reg_equiv_constant array.
28359 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28361 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28362 field (valnum) the first in the struct. Replace bools with
28365 2008-01-10 Richard Guenther <rguenther@suse.de>
28367 PR tree-optimization/34651
28368 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28369 types and ordering for masking and converting.
28371 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28373 PR tree-optimization/34017
28374 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28375 also for PHI_NODE expressions.
28377 2008-01-09 Jan Hubicka <jh@suse.cz>
28379 PR tree-optimization/34708
28380 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28381 based on number of case labels.
28382 (init_inline_once): Remove switch_cost.
28383 * tree-inline.h (eni_weights_d): Remove switch_cost.
28385 2008-01-09 Richard Guenther <rguenther@suse.de>
28386 Andrew Pinski <andrew_pinski@playstation.sony.com>
28388 PR middle-end/30132
28389 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28390 temporary if an rvalue is ok or an lvalue is not required.
28392 2008-01-09 Richard Guenther <rguenther@suse.de>
28394 PR middle-end/34458
28395 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28396 adjust return type.
28398 2008-01-09 Richard Guenther <rguenther@suse.de>
28400 PR middle-end/34679
28401 * tree.c (host_integerp): Check for sizetype only if the
28402 type is an integer type.
28404 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28407 * opts.c (decode_options): Disable inlining of functions called
28408 once if not in unit-at-a-time mode.
28410 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28412 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28414 2008-01-08 Richard Guenther <rguenther@suse.de>
28416 PR middle-end/31863
28417 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28418 out early if the result will be unused.
28420 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28425 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28426 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28429 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28431 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28432 for vectorization tuned.
28434 2008-01-08 Richard Guenther <rguenther@suse.de>
28436 PR tree-optimization/34683
28437 * tree-ssa-operands.c (operand_build_cmp): Export.
28438 * tree-ssa-operands.h (operand_build_cmp): Declare.
28439 * tree-vn.c (vuses_compare): Remove.
28440 (sort_vuses): Use operand_build_cmp.
28441 (sort_vuses_heap): Likewise.
28442 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28443 to re-use old VEC if available. Do not sort already sorted VUSEs.
28444 (vdefs_to_vec): Do not sort already sorted VDEFs.
28446 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28448 PR middle-end/34694
28449 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28451 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28454 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28455 limitations of reciprocal sequences on x86 targets.
28457 2008-01-08 Richard Guenther <rguenther@suse.de>
28459 PR tree-optimization/34683
28460 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28462 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28465 * config/darwin.c (darwin_mergeable_string_section): Don't use
28466 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28468 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28471 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28472 negxf2. Macroize expander using X87MODEF mode iterator. Change
28473 predicates of op0 and op1 to register_operand.
28474 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28475 expander using X87MODEF mode iterator. Change predicates of
28476 op0 and op1 to register_operand.
28477 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28478 corresponding patterns and macroize using MODEF macro. Change
28479 predicates of op0 and op1 to register_operand and remove
28480 "m" constraint. Disparage "r" alternative with "!".
28481 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28482 macroize using X87MODEF macro. Change predicates of op0 and op1
28483 to register_operand and remove "m" constraint. Disparage "r"
28484 alternative with "!".
28485 (absneg splitter with memory operands): Remove.
28486 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28487 patterns and macroize using X87MODEF mode iterator.
28488 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28489 Change predicate of op1 to register_operand.
28490 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28491 for memory operands.
28493 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28495 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28497 2008-01-07 Richard Guenther <rguenther@suse.de>
28499 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28502 2008-01-07 Richard Guenther <rguenther@suse.de>
28504 PR tree-optimization/34683
28505 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28506 VOPs of the needed size to save memory. Use VEC_quick_push
28507 to save compile-time.
28508 (vdefs_to_vec): Likewise.
28510 2008-01-07 Sa Liu <saliu@de.ibm.com>
28512 * config/spu/spu.md (divdf3): Genetate inline code for double
28513 division. The implementation doesn't handle INF or NAN, therefore it
28514 only applies when -ffinite-math-only is given.
28516 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28519 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28520 * doc/cpp.texi ([Common Predefined Macros]): Document.
28522 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28524 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28525 order to use commutative addition instead of subtraction.
28527 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28528 Mircea Namolaru <namolaru@il.ibm.com>
28529 Vladimir Yanovsky <yanov@il.ibm.com>
28530 Revital Eres <eres@il.ibm.com>
28532 PR tree-optimization/34263
28533 * tree-outof-ssa.c (process_single_block_loop_latch,
28534 contains_tree_r): New functions.
28535 (analyze_edges_for_bb): Call process_single_block_loop_latch
28536 function to empty single-basic-block latch block if possible.
28538 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28540 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28542 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28544 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28546 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28548 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28550 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28552 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28554 PR tree-optimization/34618
28555 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28558 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28561 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28562 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28563 Update copyright year.
28565 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28566 Update copyright year.
28567 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28570 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28572 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28573 edge does not point to current bb before changing need_assert.
28575 2008-01-04 Richard Guenther <rguenther@suse.de>
28577 PR middle-end/34029
28578 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28579 for verifying purposes if they are is_gimple_min_invariant.
28581 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28583 PR tree-optimization/34448
28584 PR tree-optimization/34465
28585 * gimplify.c (gimplify_init_constructor): Add new parameter
28586 notify_temp_creation. Use it.
28587 (gimplify_modify_expr_rhs): Take volatiles into account when
28588 optimizing constructors.
28589 Do not optimize constructors if gimplify_init_constructor will dump to
28591 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28592 * gcc.c-torture/compile/pr34448.c: New.
28594 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28596 PR gcov-profile/34609
28597 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28598 return_slot if result is TREE_ADDRESSABLE.
28600 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28602 * config/mips/mips.md (sqrt_condition): Tweak comment.
28603 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28605 2008-01-03 Tom Tromey <tromey@redhat.com>
28608 * c-common.c (c_type_hash): Handle VLAs.
28610 2008-01-03 Jan Hubicka <jh@suse.cz>
28612 PR tree-optimization/31081
28613 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28614 0 when inlining and not inlining to first basic block.
28615 (remap_decl): When var is initialized to 0, don't set default_def.
28616 (expand_call_inline): Set entry_bb.
28617 * tree-inline.h (copy_body_data): Add entry_bb.
28619 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28622 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28625 PR tree-optimization/29484
28626 * tree-inline.c (inline_forbidden_p_2): New function.
28627 (inline_forbidden_p): Disallow inlining if some static var
28628 has an address of a local LABEL_DECL in its initializer.
28629 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28632 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28634 PR tree-optimization/34635
28635 * tree-data-ref.c (add_other_self_distances): Make sure that the
28636 evolution step is constant.
28638 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28640 PR middle-end/34608
28641 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28643 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28645 * tree-sra.c (scalarize_init): Insert the generate_element_init
28646 statements after the generate_element_zero statements.
28648 2008-01-02 Richard Guenther <rguenther@suse.de>
28650 PR middle-end/34093
28651 PR middle-end/31976
28652 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28653 for very large number of operands instead of ICEing.
28655 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28658 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28659 while stack probing.
28661 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28663 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28666 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28668 PR libmudflap/26442
28669 * tree-mudflap.c (mx_register_decls): Guard warning by
28670 !DECL_ARTIFICIAL check.
28672 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28674 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28675 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28676 sse5_perm<mode>): Fix constraints.