1 2005-03-08 Julian Brown <julian@codesourcery.com>
3 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4 from being used for symbols with vague linkage when
5 HAVE_GAS_COMDAT_GROUP is true.
7 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10 nlabel == JUMP_LABEL (jump).
12 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
15 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
16 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
17 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
19 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
22 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
23 * c-common.c (handle_returns_twice): New function.
24 (c_common_attribute_table): Declare eturns_twice' attribute.
25 * doc/extend.texi: Document eturns_twice' attribute.
26 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
27 (struct tree_decl): Add returns_twice_flag.
29 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
31 * tree-ssa-phiopt.c: Fix a comment typo.
33 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
34 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
35 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
38 2005-03-08 Richard Henderson <rth@redhat.com>
40 * config/alpha/alpha.c (code_for_builtin): Replace special-case
41 builtin codes with ctzdi2, clzdi2, popcountdi2.
42 (struct alpha_builtin_def): Add is_const.
43 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
44 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
45 (alpha_init_builtins): Init them. Set nothrow and const attributes
47 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
48 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
49 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
50 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
51 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
52 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
53 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
54 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
55 (TARGET_FOLD_BUILTIN): New.
56 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
57 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
59 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
61 2005-03-08 Ira Rosen <irar@il.ibm.com>
63 PR tree-optimization/20122
64 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
65 condition of access function instead of base.
67 2005-03-07 Jeff Law <law@redhat.com>
68 Steven Bosscher <stevenb@suse.de>
70 * tree-cfg.c (find_taken_edge_computed_goto): New function.
71 (find_taken_edge): Call find_taken_edge_computed_goto as
72 appropriate. Allow any gimple invariant rather than just
74 (cleanup_control_flow): Cleanup a computed goto which has turned
76 (tree_merge_blocks): If block B has any forced labels, move
77 them to the start of block A.
78 * tree-ssa-dom.c (thread_across_edge): Allow threading across
79 computed gotos as well.
80 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
81 removal of unnecessary computed gotos too.
82 (lookup_redirection_data): Fix type of INSERT argument. Callers
85 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
87 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
88 Remove trailing spaces.
90 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
91 unshare_all_trees): Make them static.
92 * tree-gimple.h: Remove the corresponding prototypes.
94 * diagnostic.h: Remove unused prototype
96 * modulo-sched.c: Remove unused prototype
97 set_row_column_for_ps.
99 * tree-ssa-phiopt.c (tree_ssa_phiopt,
100 replace_phi_edge_with_variable): Remove unused variable i.
102 2005-03-07 Per Bothner <per@bothner.com>
104 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
106 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
109 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
110 bbs on the COND_EXPR instead of the PHI_NODEs.
111 (candidate_bb_for_phi_optimization): Remove.
112 (replace_phi_with_stmt): Rename to ...
113 (replace_phi_edge_with_variable): this and change so that we
114 replace the phi argument instead of removing the PHI.
115 (conditional_replacement): Change so we deal with PHI with more
117 (value_replacement): Likewise.
118 (abs_replacement): Likewise.
120 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
122 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
123 output_e500_flip_gt_bit.
125 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
127 (rs6000_generate_compare): Fix logic to look at the correct bits.
128 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
130 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
131 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
132 gen_move_from_CR_gt_bit.
134 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
135 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
136 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
138 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
139 (E500_CR_IOR_COMPARE): New constant.
141 2005-03-08 Earl Chew <earl_chew@agilent.com>
142 David Billinghurst <David.Billinghurst@riotinto.com>
144 * config/i386/host-cygwin.c: New file to support precompiled
146 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
147 * config.host: Use above files for cygwin host.
149 2005-03-07 David Edelsohn <edelsohn@gnu.org>
151 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
152 ordering ops from earlier change.
154 2005-03-07 Per Bothner <per@bothner.com>
156 Various fixes to allow us to again build if --enable-mapped-location:
157 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
158 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
159 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
160 local variable loc. Change logic appropriately.
161 * tree-vect-transform.c (vect_finish_stmt_generation): Use
162 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
163 * c-parser.c (c_parser_for_statement): Initialize loc variable.
164 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
165 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
167 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
169 PR rtl-optimization/19683
170 * reload1.c (choose_reload_regs): Pass the number of bits, not the
171 number of bytes, to smallest_int_for_mode. Fix arguments to
172 REG_CANNOT_CHANGE_MODE_P.
174 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
176 * reorg.c (relax_delay_slots): Check that the jump is
177 conditional before trying to invert it.
179 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
181 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
184 * calls (stack_arg_under_construction): Make it static.
186 * flow.c (regs_live_at_setjmp): Make it static.
187 * flow.h: Remove the corresponding prototype.
189 * reload1.c (reload_startobj, reload_firstobj,
190 something_needs_operands_changed, reload_inherited,
191 reload_inheritance_insn, reload_override_in,
192 reload_spill_index): Make them static.
194 * recog.c (verify_changes): Make it static.
195 * recog.h: Remove the corresponding prototype.
197 * cfgbuild.c (find_sub_basic_blocks): Remove.
198 * basic-block.h: Remove the corresponding prototype.
199 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
201 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
203 * tree-ssa-operands.c (check_build_stmt): Remove.
205 * stor-layout.c (set_alignment): Remove.
206 * tree.h: Remove the corresponding prototype.
208 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
210 * tree-ssa-dce.c (control_dependence_map,
211 visited_control_parents): Make them static.
213 * cfghooks.c (verify_flow_info): Remove local variable
216 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
219 * loop-unswitch.c (unswitch_loop): Remove local variable src.
221 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
223 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
225 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
227 * config/ia64/hpux.h (LINK_SPEC): Add -z.
228 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
229 PARALLEL for an empty structure.
231 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
233 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
235 * fold-const.c (fold_binary): Unroll the very first "for"
238 2005-03-06 David Edelsohn <edelsohn@gnu.org>
240 * config/rs6000/predicates.md (branch_comparison_operator): Remove
241 redundant match_code test.
242 (scc_comparison_operator): Swap match_operand and match_code
244 (branch_positive_comparison_operator): Same.
245 (trap_comparison_operator): Use comparison_operator and swap with
248 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
251 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
252 (out_movhi_r_mr): Read low byte of volatile MEM first.
253 (out_movhi_mr_r): Write high byte of volatile MEM first.
255 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
257 * cselib.c (reg_values, reg_values_size): Make them static.
259 * cse.c (cse_reg_info_table): Make it static.
261 * fold-const.c (fold_unary): Use build1 instead of copy_node.
263 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
265 * cse.c (find_best_addr): Use canon_for_address.
267 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
269 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
270 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
271 SUBREG and MEM, respectively.
273 * fold-const.c (fold_binary): Use code instead of t.
275 * fold-const.c (optimize_minmax_comparison): Take decomposed
276 arguments code, type, op0, and op1 instead of t.
277 (fold_binary): Update a call to optimize_minmax_comparison.
279 * fold-const.c (fold_range_test): Take decomposed arguments
280 code, type, op0, and op1 instead of t.
281 (fold_binary): Update a call to fold_range_test.
283 * fold-const.c (fold_binary_op_with_conditional_arg): Take
284 decomposed arguments code, type, op0, and op1 instead of t.
285 (fold_binary): Update a call to fold_range_test.
287 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
289 * fold-const.c (fold_binary): Avoid directly using the original
290 expression t as much as possible.
292 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
294 * c-semantics.c (build_stmt): Use TYPE_P instead of
295 IS_NON_TYPE_CODE_CLASS.
296 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
297 (NON_TYPE_CHECK): Use TYPE_P instead of
298 IS_NON_TYPE_CODE_CLASS.
300 * fold-const.c (fold): Remove handling of binary expressions.
302 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
304 * doc/c-tree.texi: Wrap comments in @r{}.
305 * doc/cpp.texi: Likewise.
306 * doc/cppinternals.texi: Likewise.
307 * doc/extend.texi: Likewise.
308 * doc/md.texi: Likewise.
309 * doc/objc.texi: Likewise.
310 * doc/sourcebuild.texi: Likewise.
311 * doc/tm.texi: Likewise.
314 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
316 * predict.c (apply_return_prediction): Standardize PHI chain
318 * tree-ssa.c (ssa_redirect_edge): Likewise.
320 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
321 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
324 * tree-phinodes.c (remove_phi_node): Drop the last argument.
325 * tree-flow.h: Adjust the prototype for remove_phi_node.
326 * lambda-code.c (perfect_nestify): Adjust a call to
329 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
330 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
332 * tree-ssa-dce.c (remove_dead_phis): Likewise.
333 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
334 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
335 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
337 * combine.c (simplify_and_const_int): Use gen_int_mode instead
338 of GEN_INT (trunc_int_for_mode (...)).
339 * loop-iv.c (iv_number_of_iterations): Likewise.
340 * postreload.c (reload_cse_move2add): Likewise.
341 * simplify-rtx.c (simplify_const_unary_operation,
342 simplify_const_binary_operation): Likewise.
343 * stor-layout.c (get_mode_bounds): Likewise.
345 * fold-const.c (fold_binary): New.
346 (fold): Call fold_binary on binary expressions.
348 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
350 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
351 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
352 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
353 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
354 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
356 2005-03-04 Devang Patel <dpatel@apple.com>
358 PR tree-optimization/18815
359 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
360 loops with zero exit edges.
362 2005-03-04 Devang Patel <dpatel@apple.com>
364 * doc/invoke.texi: Remove reference to webpage that does not exist.
366 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
367 Joseph S. Myers <joseph@codesourcery.com>
370 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
371 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
372 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
373 * pa.c (get_plabel): Change argument to symbol_ref. Call
374 maybe_get_identifier instead of get_identifier.
375 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
376 (struct deferred_plabel): Replace name field with symbol field.
377 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
378 ASM_OUTPUT_EXTERNAL_REAL is defined.
379 (output_global_address): Use output_addr_const for output of all
381 (output_deferred_plabels): Use symbol_ref instead of name for address
383 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
384 ASM_OUTPUT_SYMBOL_REF): New macros.
385 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
387 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
390 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
392 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
393 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
395 2005-03-04 Jeff Law <law@redhat.com>
397 * basic-block.h (rediscover_loops_after_threading): Declare.
398 * tree-ssa-dom.c: Include cfgloop.h.
399 (tree_ssa_dominator_optimize): Discover loops and some basic
400 properties. Remove forwarder blocks recreated by loop header
401 canonicalization. Also mark backedges in the CFG.
402 * tree-ssa-threadupdate.c: Include cfgloop.h
403 (rediscover_loops_after_threading): Define.
404 (struct local_info): New field, JUMP_THREADED.
405 (prune_undesirable_thread_requests): New function.
406 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
407 then record that fact for the callers of redirct_edges.
408 (thread_block): If BB has incoming backedges, then call
409 prune_undesirable_thraed_requests. Note when we are
410 going to have to rediscover loop information. Return a
411 boolean indicating if any jumps were threaded.
412 (thread_through_all_blocks): Bubble up boolean indicating
413 if any jumps were threaded.
414 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
415 (tree-ssa-threadupdate.o): Similarly.
417 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
419 * fold-const.c (fold_ternary): Unroll the "for" loop to
422 2005-03-04 Andrew Haley <aph@redhat.com>
424 * unwind-dw2-fde-glibc.c (struct
425 unw_eh_callback_data.check_cache): New field.
426 (frame_hdr_cache): New.
427 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
428 Cache frame header info.
430 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
432 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
433 (print_c_condition): Declare.
434 * read-rtl.c (ptr_loc): New structure.
435 (ptr_locs, ptr_loc_obstack, joined_conditions)
436 (joined_conditions_obstack): New variables.
437 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
438 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
439 (join_c_conditions, print_c_condition): New functions.
440 (apply_macro_to_string): Associate the new string with the same
441 source location as the old one.
442 (add_condition_to_string): Use join_c_conditions.
443 (read_string): Use set_rtx_ptr_loc to record a filename and line
444 number for the string.
445 (read_rtx): Initialize the new variables above.
446 * genattrtab.c (write_test_expr, write_attr_value): Use
448 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
449 comment above the GCC_VERSION check.
450 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
451 Inline the definition of MAYBE_EVAL.
452 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
453 * genoutput.c (process_template): Likewise.
454 * genpreds.c (write_predicate_subfunction): Likewise.
455 (write_predicate_expr): Use print_c_condition.
456 * genrecog.c (write_cond): Likewise.
457 * gensupport.c (process_rtx): Use join_c_conditions to join the
458 conditions of a define_insn_and_split. Record a source location
459 for the string after the "&&".
460 (alter_test_for_insn): Use join_c_conditions.
462 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
465 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
466 PR tree-optimization/15784
467 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
470 2005-03-04 Ben Elliston <bje@au.ibm.com>
472 * gcc.c (option_map): Add --coverage.
473 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
474 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
475 * config/darwin.h: Pass -lgcov for `coverage'.
476 * doc/invoke.texi (Debugging Options): Document --coverage.
478 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
480 * gcse.c (bypass_block): Use find_edge wherever possible.
482 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
486 * c-opts.c (c_common_parse_file): Call start_source_file
487 and end_source_file at the approriate times.
489 * dwarf2out.c (dwarf2out_finish): Don't auto-end
490 the main file, it will be done for us now.
492 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
494 * fold-const.c (fold_ternary): New.
495 (fold): Call fold_ternary on ternary expressions. Remove
496 handling of ternary expressions.
498 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
500 PR tree-optimization/15784
501 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
504 2005-03-03 David Edelsohn <edelsohn@gnu.org>
506 * config/rs6000/predicates.md (branch_comparison_operator):
507 Convert from C block to conditional format.
509 2005-03-03 Jan Hubicka <jh@suse.cz>
511 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
512 and non-constant public variables.
514 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
516 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
519 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
522 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
523 calls to release_ssa_name and release_phi_node.
525 * fold-const.c (fold): Remove handling of unary expressions.
527 * fold-const.c (fold_unary): Avoid directly using the original
528 expression t as much as possible.
530 2005-03-03 Roger Sayle <roger@eyesopen.com>
531 Andrew Pinski <pinskia@physics.uc.edu>
533 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
534 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
536 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
538 Describe special registers SRP and MOF as allocatable registers.
539 * config/cris/cris.c (cris_md_asm_clobbers): New function.
540 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
541 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
542 TARGET_HAS_MUL_INSNS.
543 (cris_print_operand) <case 'd'>: New case.
544 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
545 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
547 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
548 (REG_ALLOC_ORDER): Update for MOF.
549 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
551 (GENERAL_REGS): No longer a define of ALL_REGS.
552 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
553 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
555 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
556 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
557 (SECONDARY_RELOAD_CLASS): Define.
558 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
559 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
560 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
561 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
562 (REGISTER_MOVE_COST): Define.
563 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
564 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
565 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
566 (CRIS_MOF_REGNUM): New define_constants.
567 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
569 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
571 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
572 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
573 Adjust for MOF being properly described as a register.
574 (indir_to_reg_split): Name this split. Conditionalize on the
575 destination register being a general register.
576 (movei): Conditionalize on on operands 0 and 1 having the same
579 2005-03-03 Alan Modra <amodra@bigpond.net.au>
582 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
583 -mcpu to override any other explicitly given flags.
585 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
587 * recog.c (verify_changes, confirm_change_group): New functions,
588 broken out of apply_change_group.
589 (apply_change_group): Use them.
590 * recog.h (verify_change, confirm_change_group): Declare.
591 * rtl.h (redirect_jump_2): Declare.
592 * jump.c (redirect_exp, invert_exp): Delete.
593 (invert_exp_1): Take second parameter. Return value. Changed caller.
594 (redirect_jump_2): New function, broken out of redirect_jump.
595 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
596 (invert_jump): Use invert_jump_1 and redirect_jump_2.
597 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
599 2005-03-02 Geoffrey Keating <geoffk@apple.com>
601 * varasm.c (named_section): Use xstrdup rather than doing it by
604 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
606 2005-03-02 Devang Patel <dpatel@apple.com>
608 Undo PR tree-optimization/18815 fix.
610 2005-03-02 Devang Patel <dpatel@apple.com>
612 PR tree-optimization/18815
613 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
614 loops with zero exit edges.
616 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
618 * cfg.c (connect_src, connect_dest, disconnect_src,
619 disconnct_dest): New.
620 (unchecked_make_edge, remove_edge, redirect_edge_succ,
621 redirect_edge_pred): Use the new functions.
623 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
624 free_dominance_info only when needed.
626 2005-03-02 David Edelsohn <edelsohn@gnu.org>
629 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
630 (reg_or_sub_cint64_operand): Same.
632 2005-03-02 Jeff Law <law@redhat.com>
634 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
635 CFG_ALTERED in the main DOM iteration loop.
637 2005-03-02 Mark Mitchell <mark@codesourcery.com>
640 * varasm.c (initializer_constant_valid_p): Allow conversions
641 between OFFSET_TYPEs. Tidy.
643 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
645 * config/cris/cris.md ("return"): Remove epilogue delay list
648 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
650 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
652 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
654 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
656 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
657 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
658 config/m68k/m68k.c, config/mips/mips.h,
659 config/rs6000/rs6000-protos.h, doc/contrib.texi,
660 doc/include/gcc-common.texi: Update copyright.
662 PR middle-end/18029 and PR middle-end/18030
663 * expr.c (optimize_bitfield_assignment_op): Add a special case
664 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
666 * fold-const.c (fold_unary): New.
667 (fold): Call fold_unary on unary expressions.
669 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
671 * cgraph.h (struct cgraph_edge): Add prev_caller and
673 (cgraph_node_remove_callees): Export.
674 * cgraph.c (cgraph_create_edge): Initialize prev_caller
676 (cgraph_edge_remove_callee): New function.
677 (cgraph_edge_remove_caller): Likewise.
678 (cgraph_remove_edge): Use.
679 (cgraph_redirect_edge_callee): Likewise.
680 (cgraph_node_remove_callees): New function.
681 (cgraph_node_remove_callers): Likewise.
682 (cgraph_remove_node): Use.
683 * tree-optimize.c (tree_rest_of_compilation): Use
684 cgraph_node_remove_callees instead of manual loop.
685 * cgraphunit.c (cgraph_finalize_function): Likewise.
686 (cgraph_expand_function): Likewise.
687 (cgraph_remove_unreachable_nodes): Likewise.
689 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
692 * c-tree.h (undeclared_variable, build_external_ref): Add extra
694 * c-decl.c (undeclared_variable): Take location as argument.
695 * c-typeck.c (build_external_ref): Likewise.
696 * c-parser.c (c_parser_postfix_expression): Pass location of
697 identifier to build_external_ref.
699 2005-03-01 David Edelsohn <edelsohn@gnu.org>
701 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
702 CCEQ mode for branch_positive_comparison_operator test.
703 * config/rs6000/predicates (branch_comparison_operator): Revert to
705 (scc_comparison_operator): Same.
706 (branch_positive_comparison_operator): Same.
708 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
710 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
711 (cris_delay_slots_for_epilogue): Remove.
712 (save_last): Move into cris_target_asm_function_epilogue.
713 (cris_target_asm_function_epilogue): Remove tests for file being
715 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
716 (cris_delay_slots_for_epilogue): Remove prototypes.
717 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
718 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
720 2005-03-01 David Edelsohn <edelsohn@gnu.org>
722 * config/rs6000/predicates.md (branch_comparison_operator): Change
723 to define_special_predicate.
724 (scc_comparison_operator): Same.
725 (branch_positive_comparison_operator): Same.
727 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
729 * Makefile.in (tree-ssa-sink.o): New.
730 (OBJS-common): Add tree-ssa-sink.o.
731 * common.opt: Add -ftree-sink
732 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
733 * timevar.def (TV_TREE_SINK): new timevar.
734 * tree-flow.h (is_hidden_global_store): Prototype.
735 * tree-optimize.c (init_tree_optimization_passes): Add
737 * tree-pass.h (pass_sink_code): New.
738 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
739 for non-obvious global store store to is_hidden_global_store, and
740 call that new function.
741 * tree-ssa-sink.c: New file.
742 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
743 * doc/passes.texi: Document forward store motion.
744 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
745 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
746 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
747 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
749 2005-03-01 Per Bothner <per@bothner.com>
751 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
752 and we have a non-zero column-number, add it to the message.
753 Also factor out the diagnostic_kind_text.
755 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
757 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
758 flow_loop_pre_header_scan, flow_loop_pre_header_find,
759 flow_loop_scan): Removed.
760 (flow_loop_dump): Do not dump removed fields.
761 (flow_loop_free): Do not free removed fields.
762 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
763 (loop_exit_edge_p): New function.
764 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
765 num_pre_header_edges, entry_edges, num_entries, exit_edges,
766 num_exits, exits_doms.
767 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
768 LOOP_EDGES, LOOP_ALL): Removed.
769 (flow_loop_scan): Declaration removed.
770 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
771 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
773 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
774 (if_convert): Call flow_loops_find and flow_loops_free
775 when calling mark_loop_exit_edges.
776 * cfgloopanal.c (mark_loop_exit_edges): Moved from
777 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
778 free_dominance_info calls.
779 * loop-init.c (flow_loops_find): Ditto.
780 * passes.c (rest_of_handle_branch_prob): Ditto.
781 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
782 * loop-unroll.c (analyze_insns_in_loop): Do not use
784 * predict.c (predict_loops): Do not call flow_loop_scan.
785 Use get_loop_exit_edges.
786 (tree_estimate_probability): Do not pass flags to flow_loops_find.
787 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
788 Do not use EDGE_LOOP_EXIT.
789 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
790 to bb_with_exit_edge_p.
791 (if_convertible_loop_p): Do not call flow_loop_scan. Use
792 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
793 to bb_with_exit_edge_p.
794 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
796 * tree-loop-linear.c (linear_transform_loops): Do not call
797 flow_loop_scan. Use loop->single_exit.
798 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
799 (vect_analyze_loop_form): Do not call flow_loop_scan.
800 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
802 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
804 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
805 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
806 slpeel_tree_duplicate_loop_to_edge_cfg,
807 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
808 Use loop_preheader_edge and loop->single_exit. Do not call
811 2005-03-01 Nick Clifton <nickc@redhat.com>
813 * config/arm/arm.c (thumb_find_work_register): Check all of the
814 argument registers to see if they are free, and a couple of
815 special cases where the last argument register but can be proved
816 to be available during the function's prologue.
817 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
818 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
819 thumb_unexpanded_epilogue): Use unsigned long as the type for the
821 (thumb_compute_save_reg_mask): Likewise. Also use
822 thumb_find_work_register() to ensure that there is agreement about
823 which work register is going to be used in the prologue.
824 (thumb_output_function_prologue): Use unsigned long as the type
825 for the register bit-mask. Also delay pushing the link register if
826 other high registers are going to be pushed.
827 (thumb_compute_save_reg_mask, emit_multi_reg_push,
828 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
829 redundant prototypes.
831 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
834 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
835 and after reload in REG+REG indexed addresses without REG_POINTER
836 set in the base and not set in the index.
838 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
840 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
842 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
843 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
844 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
845 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
846 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
848 * config.gcc (sh*-*-linux*): Use config/linux.h.
850 2005-02-28 Dale Johannesen <dalej@apple.com>
851 Stan Shebs <shebs@apple.com>
853 Rewrite of 64-bit Darwin structure-by-value pass/return.
854 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
855 intoffset, use_stack, named.
856 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
857 (rs6000_darwin64_record_arg_advance_flush): New.
858 (rs6000_darwin64_record_arg_advance_recurse): New.
859 (rs6000_darwin64_record_arg_flush): New.
860 (rs6000_darwin64_record_arg_recurse): New.
861 (rs6000_darwin64_record_arg): New.
862 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
863 (function_arg_boundary): Handle 128-bit aligned structs.
864 (function_arg_advance): Rewrite darwin64 struct handling.
865 (function_arg): Call rs6000_darwin64_record_arg.
866 (function_arg_partial_nregs): Handle darwin64 structs.
867 (rs6000_darwin64_function_value): Remove.
868 (rs6000_function_value): Call rs6000_darwin64_record_arg.
870 2005-02-28 Roger Sayle <roger@eyesopen.com>
872 PR tree-optimization/20216
873 * tree-chrec.c (tree_fold_factorial): Delete.
874 (tree_fold_binomial): Change argument list to take a return type
875 and change the type of K to unsigned int. Rewrite to avoid explicit
876 evaluation of factorials, and (recursively) calling fold to perform
877 compile-time arithmetic. Return NULL on (internal) overflow.
878 (chrec_evaluate): Change type of K to an unsigned int. Avoid
879 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
880 if any intermediate calculation overflows.
881 (chrec_apply): Update call to chrec_evaluate.
883 2005-02-28 James E Wilson <wilson@specifixinc.com>
885 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
887 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
890 * c-parser.c (c_parser_compound_statement): Return error_mark_node
891 instead of NULL_TREE on error.
893 2005-02-28 David Edelsohn <edelsohn@gnu.org>
895 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
896 (EASY_VECTOR_15_ADD_SELF): Remove.
897 (num_insns_constant_wide): Not static.
898 (validate_condition_mode): Not static.
899 (toc_relative_expr_p): Not static.
900 (legitimate_indirect_address_p): Not static.
901 (macho_lo_sum_memory_operand): Not static.
902 (invalid_e500_subreg): Not static.
903 (easy_vector_same): Not static.
904 (easy_vector_splat_const): Not static.
905 (RS6000_SYMBOL_REF_TLS_P): Remove.
906 (any_operand): Delete.
907 (any_parallel_operand): Delete.
908 (count_register_operand): Delete.
909 (altivec_register_operand): Delete.
910 (xer_operand): Delete.
911 (s8bit_cint_operand): Delete.
912 (short_cint_operand): Delete.
913 (u_short_cint_operand): Delete.
914 (non_short_cint_operand): Delete.
915 (exact_log2_cint_operand): Delete.
916 (gpc_reg_operand): Delete.
917 (cc_reg_operand): Delete.
918 (cc_reg_not_cr0_operand): Delete.
919 (reg_or_short_operand): Delete.
920 (reg_or_neg_short_operand): Delete.
921 (reg_or_aligned_short_operand): Delete.
922 (reg_or_u_short_operand): Delete.
923 (reg_or_cint_operand): Delete.
924 (reg_or_arith_cint_operand): Delete.
925 (reg_or_add_cint64_operand): Delete.
926 (reg_or_sub_cint64_operand): Delete.
927 (reg_or_logical_cint_operand): Delete.
928 (got_operand): Delete.
929 (got_no_const_operand): Delete.
930 (easy_fp_constant): Delete.
931 (easy_vector_constant): Delete.
932 (easy_vector_constant_add_self): Delete.
933 (zero_constant): Delete.
934 (zero_fp_constant): Delete.
935 (volatile_mem_operand): Delete.
936 (offsettable_mem_operand): Delete.
937 (mem_or_easy_const_operand): Delete.
938 (add_operand): Delete.
939 (non_add_cint_operand): Delete.
940 (logical_operand): Delete.
941 (non_logical_cint_operand): Delete.
942 (mask_operand): Delete.
943 (mask_operand_wrap): Delete.
944 (mask64_operand): Delete.
945 (mask64_2_operand): Delete.
946 (and64_operand): Delete.
947 (and64_2_operand): Delete.
948 (and_operand): Delete.
949 (reg_or_mem_operand): Delete.
950 (lwa_operand): Delete.
951 (symbol_ref_operand): Delete.
952 (call_operand): Delete.
953 (current_file_function_operand): Delete.
954 (input_operand): Delete.
955 (rs6000_nonimmediate_operand): Delete.
956 (rs6000_tls_symbol_ref): Delete.
957 (save_world_operation): Delete.
958 (restore_world_operation): Delete.
959 (load_multiple_operation): Delete.
960 (store_multiple_operation): Delete.
961 (vrsave_operation): Delete.
962 (mfcr_operation): Delete.
963 (mtcrf_operation): Delete.
964 (lmw_operation): Delete.
965 (stmw_operation): Delete.
966 (branch_comparison_operator): Delete.
967 (branch_positive_comparison_operator): Delete.
968 (scc_comparison_operator): Delete.
969 (trap_comparison_operator): Delete.
970 (boolean_operator): Delete.
971 (boolean_or_operator): Delete.
972 (min_max_operator): Delete.
973 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
974 (EASY_VECTOR_15): Moved to here.
975 (EASY_VECTOR_15_ADD_SELF): Move to here.
976 (PREDICATE_CODES): Delete.
977 * config/rs6000/rs6000-protos.h: Delete predicate functions.
978 Declare functions no longer static.
979 * config/rs6000/predicates.md: New.
980 * config/rs6000/rs6000.md: Include predicates.md
982 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
984 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
985 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
987 * cfgrtl.c (need_fake_edge_p): Likewise.
988 * combine.c (distribute_notes): Likewise.
989 * emit-rtl.c (try_split): Likewise.
990 * recog.c (peephole2_opimize): Likewise.
991 * reg-notes.def (ALWAYS_RETURN): Remove.
992 * rtl.h (LCT_ALWAYS_RETURN): Remove.
993 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
994 * tree.h (ECF_ALWAYS_RETURN): Remove.
996 2005-02-28 Roger Sayle <roger@eyesopen.com>
999 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1000 between different machine modes is never a "useless" conversion.
1002 2005-02-28 Geert Bosch <bosch@gnat.com>
1005 * doc/contrib.texi: List contributors for Ada front end
1007 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1009 * simplify-rtx.c (simplify_unary_operation_1,
1010 simplify_const_unary_operation): New, extracted from...
1011 (simplify_unary_operation): ... this one.
1012 (simplify_binary_operation_1,
1013 simplify_const_binary_operation): New, extracted from...
1014 (simplify_binary_operation): ... this one.
1015 * rtl.h (simplify_const_unary_operation,
1016 simplify_const_binary_operation): Add prototypes.
1018 2005-02-28 Julian Brown <julian@codesourcery.com>
1020 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1021 building libjava and caused PR regression/20228.
1023 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1026 * Makefile.in (host_subdir): New.
1027 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1028 * configure: Regenerate.
1030 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1032 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1033 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1034 installation directory first.
1036 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1039 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1040 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1041 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1042 * config/cris/cris.md: Tweak comments referring to Q.
1043 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1044 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1045 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1046 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1047 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1048 Insert spaces in constraints to align alternatives vertically for
1050 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1053 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1055 PR rtl-optimization/17728
1056 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1057 operand 0 from general_operand to move_dest_operand.
1059 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1061 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1062 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1063 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1064 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1066 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1068 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1069 * configure: Regenerate.
1070 * libada-mk.in: Remove CC; rename
1071 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1073 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1076 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1077 for the lhs, also walk over the tree. Likewise for rhs.
1079 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1081 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1082 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1083 Do not propagate value of iv before increment over the increment.
1085 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1087 * c-parser.c: New file.
1088 * c-parse.in: Remove.
1089 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1091 (c-parser.o): Add dependencies.
1092 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1093 maintainer-clean, TAGS): Update.
1094 * c-config-lang.in (gtfiles): Update.
1095 * gengtype-lex.l: Don't handle "@@".
1096 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1097 objc_build_synchronized, objc_begin_try_stmt,
1098 objc_begin_catch_clause, objc_finish_catch_clause,
1099 objc_build_finally_clause, objc_finish_try_stmt): New.
1100 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1102 (c_parse_init): Update comment.
1103 * c-decl.c (c_init_decl_processing): Update comment.
1104 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1105 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1106 new c_declspecs members.
1108 2005-02-25 Julian Brown <julian@codesourcery.com>
1110 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1111 from being used for symbols with vague linkage when
1112 HAVE_GAS_COMDAT_GROUP is true.
1114 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1116 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1118 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1121 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1122 (LIBGCC2_HAS_DF_MODE): New.
1123 (LIBGCC2_HAS_XF_MODE): New.
1124 (LIBGCC2_HAS_TF_MODE): New.
1125 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1126 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1127 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1128 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1129 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1130 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1131 and add _fixtfdi, _fixunstfdi, _floatditf
1132 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1133 L_fixunstfdi, L_floatditf.
1134 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1135 (LIBGCC2_HAS_TF_MODE): Define.
1137 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1139 PR tree-optimization/20204
1140 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1141 REWRITE_THIS_STMT markers on PHI nodes.
1142 (rewrite_initialize_block): Likewise.
1144 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1146 * version.c (version_string): Update to 4.1.
1148 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1150 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1151 Clarify that the alternative way doesn't work in GNU C++.
1153 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1155 PR tree-optimization/19937
1156 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1157 to the type of the induction variable.
1159 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1161 PR rtl-optimization/20117
1162 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1163 the block including noncopyable insn.
1165 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1167 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1168 calls to find_reg_note.
1170 2005-02-24 Richard Henderson <rth@redhat.com>
1173 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1176 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1178 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1179 vector types if to use base reg for misaligned non-word ld/std.
1181 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1184 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1185 dwarf2 label manually and put it after, not before the prologue.
1187 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1190 * reload.c (operands_match_p): Only increment register number for
1191 SCALAR_INT_MODE_P modes in multiple hard registers.
1193 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1196 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1198 * ChangeLog.5: Fix log message typo(s).
1199 * ChangeLog.7: Likewise.
1200 * ChangeLog.tree-ssa: Likewise.
1201 * cfgexpand.c: Fix comment typo(s).
1202 * conflict.c: Likewise.
1203 * defaults.h: Likewise.
1204 * dwarf2out.c: Likewise.
1206 * ggc-page.c: Likewise.
1207 * tree-eh.c: Likewise.
1208 * tree-ssa-dom.c: Likewise.
1210 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1213 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1214 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1215 if SHARED is defined.
1218 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1219 allow splitting only if operands 0 and 3 don't overlap.
1221 2005-02-24 Richard Henderson <rth@redhat.com>
1224 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1225 (fold_builtin_1): Call them.
1226 * fold-const.c (fold_complex_mult_parts): Split out from ...
1227 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1228 (fold_complex_div_parts, fold_complex_div): New.
1230 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1232 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1234 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1235 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1237 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1238 (print_node): Likewise.
1239 Print TYPE_SIZES_GIMPLIFIED.
1241 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1243 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1244 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1245 operands as commutative in constraints.
1247 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1249 * tree-into-ssa.c: Re-organize internal functions.
1251 2005-02-24 Richard Henderson <rth@redhat.com>
1254 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1256 * common.opt (fcx-limited-range): New.
1257 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1258 * toplev.c (flag_complex_method): Initialize to 1.
1259 (process_options): Set flag_complex_method to 0 if
1260 flag_cx_limited_range.
1261 * doc/invoke.texi (-fcx-limited-range): New.
1263 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1265 * cse.c (delete_trivially_dead_insns): Speed up by using
1266 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1269 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1271 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1272 functions when -mid-shared-library is being used.
1274 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1276 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1277 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1278 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1279 * system.h: Poison LINK_LIBGCC_SPECIAL.
1281 2005-02-23 James E Wilson <wilson@specifixinc.com>
1283 * gengtype.c (note_insn_name): Make 1 element larger.
1285 2005-02-23 Roger Sayle <roger@eyesopen.com>
1288 PR rtl-optimization/20097
1289 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1290 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1292 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1294 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1295 * t-aix52 (SHLIB_INSTALL): Same.
1297 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1299 * genpreds.c: Update copyright.
1301 2005-02-23 Michael Beach <michaelb@ieee.org>
1304 * config/sparc/t-elf (startup files): Assemble with CPP.
1306 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1308 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1309 (write_predicate_expr): Likewise.
1311 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1313 PR tree-optimization/20100
1314 PR tree-optimization/20115
1315 * tree-optimize.c (init_tree_optimization_passes): Remove
1316 pass_maybe_create_global_var.
1317 * tree-pass.h (pass_maybe_create_global_var): Remove.
1318 * tree-ssa-alias.c (aliases_computed_p): Declare.
1319 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1320 (count_calls_and_maybe_create_global_var): Remove.
1321 (pass_maybe_create_global_var): Remove.
1322 (init_alias_info): Do not declare aliases_computed_p.
1323 (maybe_create_global_var): If the function contains no
1324 call-clobbered variables and a mix of pure/const and regular
1325 function calls, create .GLOBAL_VAR.
1326 Mark all call-clobbered variables for renaming.
1327 (merge_pointed_to_info): Update comment.
1328 (add_pointed_to_var): Likewise.
1329 (is_escape_site): Likewise.
1330 Accept struct alias_info * instead of size_t *.
1332 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1334 * tree-ssa-operands.c (get_call_expr_operands): If
1335 ALIASES_COMPUTED_P is false, do not add call-clobbering
1337 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1338 (delete_tree_ssa): Likewise.
1340 2005-02-22 James E Wilson <wilson@specifixinc.com>
1342 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1343 (do_compile): Do call it here.
1345 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1347 PR rtl-optimization/20017.
1348 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1349 rest_of_handle_cse2, rest_of_handle_gcse): Call
1350 delete_dead_jumptables immediately before calling cleanup_cfg.
1352 2005-02-22 Devang Patel <dpatel@apple.com>
1355 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1358 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1360 * config/rs6000/aix.h (WINT_TYPE): Define.
1362 2005-02-22 Stan Shebs <shebs@apple.com>
1364 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1365 natural alignment for 64-bit Darwin.
1366 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1368 * doc/invoke.texi: Document this.
1370 2005-02-22 DJ Delorie <dj@redhat.com>
1372 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1373 to make_[un]signed_type, not the mode itself.
1375 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1377 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1378 not available. Use tail calls wherever possible.
1379 (make_edge): Call unchecked_make_edge to create an edge.
1381 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1382 (coalesce_ssa_name): Don't check for
1383 SSANORM_USE_COALESCE_LIST.
1384 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1386 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1388 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1389 (rewrite_into_ssa): ... here.
1391 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1393 PR tree-optimization/19786
1394 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1395 tag to another's may-alias bitmap when adding to the other's list.
1397 2005-02-21 DJ Delorie <dj@redhat.com>
1399 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1400 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1401 registers in unsupported ways.
1402 * expmed.c (init_expmed): Likewise.
1404 2005-02-21 Stan Cox <scox@redhat.com>
1406 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1408 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1410 * tree-cfg.c (fold_cond_expr_cond): New.
1411 (make_edges): Call fold_cond_expr_cond.
1412 (find_taken_edge): Accept nothing but INTEGER_CST.
1413 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1415 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1417 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1418 that do not belong to any basic block.
1420 2005-02-21 Jeff Law <law@redhat.com>
1422 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1425 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1427 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1428 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1429 Adjust their definitions.
1430 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1431 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1433 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1434 genautomata.c, langhooks.c, langhooks.h, system.h,
1435 config/arm/lib1funcs.asm: Update copyright.
1437 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1439 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1441 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1444 * doc/install.texi: Document --with-gc.
1446 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1448 * simplify-rtx.c (simplify_unary_operation): Add a missing
1451 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1453 PR tree-optimization/18663
1454 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1455 if the type has variable bounds.
1457 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1459 * gcse.c: Remove an obsolete comment.
1461 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1463 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1465 * doc/extend.texi (Function Attributes) <Attribute const>: The
1466 attribute "pure" is below this text, not above.
1468 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1470 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1471 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1472 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1474 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1477 * langhooks.h (struct lang_hooks): Add to_target_charset.
1478 * langhooks.c (lhd_to_target_charset): New function.
1479 * langhooks-def.h: Declare lhd_to_target_charset.
1480 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1481 (LANG_HOOKS_INITIALIZER): Update.
1482 * c-common.c (c_common_to_target_charset): New function.
1483 * c-common.h: Declare it.
1484 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1485 c_common_to_target_charset.
1487 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1488 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1490 * system.h: Poison them.
1491 * doc/tm.texi: Don't discuss them.
1492 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1493 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1494 (pp_c_char): Do not attempt to generate letter escapes for
1496 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1497 * config/mips/mips.c (mips_output_ascii): Likewise.
1499 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1501 PR tree-optimization/19951
1502 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1505 2005-02-19 Steven Bosscher <stevenb@suse.de>
1508 * function.h (struct function): New field `max_loop_depth'.
1509 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1510 (flow_loops_find): Reset the max loop depth count before finding loops.
1511 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1512 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1513 (calculate_global_regs_live): Make sure the loop will terminate
1514 when the initial sets are not empty.
1516 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1518 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1520 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1522 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1525 * doc/invoke.texi: Remove documentation of %M spec.
1527 (init_spec): Remove %M suffix from -lgcc_s.
1528 (do_spec_1): Remove 'M' case.
1529 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1530 to put shared libraries in the multilib directory. Remove the
1531 shlib_so_soname substitution variable. Don't add a multilib encoding
1532 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1533 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1534 SHLIB_INSTALL as well as SHLIB_LINK.
1535 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1536 (SHLIB_NAME): Delete.
1537 (SHLIB_DIR): New macro.
1538 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1539 (SHLIB_INSTALL): Adjust accordingly.
1540 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1541 * config/t-slibgcc-sld: Likewise.
1542 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1543 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1544 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1546 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1547 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1548 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1549 Use @shlib_base_name@ instead of @shlib_so_name@.
1550 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1551 and @shlib_base_name@.so in @multilib_dir@.
1552 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1553 to the install path.
1554 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1555 (SHLIB_LINK): Remove previous workaround.
1556 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1557 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1558 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1560 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1561 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1562 (SHLIB_INSTALL): Adjust accordingly.
1563 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1564 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1565 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1566 config/t-slibgcc-elf-ver.
1568 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1569 Jakub Jelinek <jakub@redhat.com>
1571 PR tree-optimization/19828
1572 * tree-ssa-loop-im.c: Add a TODO comment.
1573 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1574 without side-effects.
1576 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1578 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1581 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1583 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1584 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1585 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1587 (ia64_reorg): Delete fixup_errata call.
1588 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1589 (TARGET_SWITCHES): Delete -mb-step entry.
1591 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1594 * c-typeck.c (composite_type): Handle quals in transparent unions.
1595 (type_lists_compatible_p): Likewise.
1597 2005-02-18 Stan Shebs <shebs@apple.com>
1599 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1600 expressions in the .literal8 section.
1602 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1604 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1606 2005-02-18 Roger Sayle <roger@eyesopen.com>
1608 * fold-const.c (constant_boolean_node): Always create values of the
1609 specified type, don't bother calling truthvalue_conversion.
1611 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1613 * except.c (output_function_exception_table): Call
1614 assemble_external_libcall (eh_personality_libfunc).
1616 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1619 * config/ia64/ia64.h (struct machine_function): Add state_num.
1620 * config/ia64/ia64.c (process_epilogue,
1621 process_for_unwind_directive): Use new unwind state numbers each
1622 time rather than state 1.
1624 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1627 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1628 before the "*llgt_didi" pattern.
1630 2005-02-18 Jason Merrill <jason@redhat.com>
1632 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1634 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1636 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1637 (div0): Use it in place of ARM_FUNC_ALIAS.
1638 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1640 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1643 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1644 access, the lower bound of the array type if it exists.
1646 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1649 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1650 cases that are out-of-range for the index type.
1652 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1654 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1655 (estimate_case_costs): Don't call convert.
1656 * expmed.c (expand_shift): Likewise.
1657 (make_tree): Call fold_convert instead of convert.
1659 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1662 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1663 that ref to be marked MEM_READONLY_P doesn't have base that needs
1666 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1668 * genautomata.c (output_get_cpu_unit_code_func,
1669 output_cpu_unit_reservation_p): Don't generate old-style function
1672 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1675 PR tree-optimization/20009
1676 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1678 PR tree-optimization/18947
1679 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1680 inline, remove all nodes that are inlined into the extern inline
1683 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1685 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1686 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1687 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1688 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1691 2005-02-17 Roger Sayle <roger@eyesopen.com>
1693 PR tree-optimization/19917
1694 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1695 to be potentially trapping.
1697 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1699 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1701 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1703 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1704 tem becomes a local variable which is set to the value of the
1705 back end defined INITIAL_FRAME_ADDRESS macro.
1706 (expand_builtin_frame_address): Omit the base parameter to
1707 expand_builtin_return_addr.
1708 (expand_builtin_profile_func): Likewise.
1709 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1710 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1711 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1713 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1715 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1716 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1717 * config/frv/frv.c (frv_function_epilogue): Likewise.
1719 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1721 * lambda-code (perfect_nestify): Remove mark/unmark
1723 * tree-loop-linear.c (linear_transform_loops): Add
1724 rewrite_into_ssa call so that ssa is correct for
1725 rewriting into loop closed.
1727 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1729 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1730 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1732 * bt-load.c (btr_def_live_range, combine_btr_defs,
1733 migrate_btr_def, migrate_btr_defs): Likewise.
1734 * cfgcleanup.c (thread_jump): Likewise.
1735 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1736 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1737 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1738 df_rd_local_compute, df_reg_info_compute): Likewise.
1739 * dominance.c (init_dom_info, free_dom_info): Likewise.
1740 * flow.c (init_propagate_block_info,
1741 free_propagate_block_info): Likewise.
1742 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1743 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1744 modify_reg_pav): Likewise.
1745 * loop-invariant.c (find_defs, find_invariant_insn,
1746 find_invariants, free_inv_motion_data): Likewise.
1747 * predict.c (tree_predict_by_opcode,
1748 estimate_bb_frequencies): Likewise.
1749 * stmt.c (expand_case): Likewise.
1750 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1751 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1752 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1753 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1754 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1755 rewrite_ssa_into_ssa): Likewise.
1756 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1757 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1758 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1759 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1760 * tree-sra.c (tree_sra): Likewise.
1761 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1762 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1763 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1764 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1765 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1766 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1768 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1769 calculate_live_on_entry, calculate_live_on_exit,
1770 build_tree_conflict_graph): Likewise.
1771 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1772 record_important_candidates, set_use_iv_cost, find_depends,
1773 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1774 tree_ssa_iv_optimize_finalize): Likewise.
1775 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1776 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1777 tree_duplicate_loop_to_header_edge): Likewise.
1778 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1779 * tree-ssa.c (verify_flow_insensitive_alias_info,
1780 verify_name_tags, verify_ssa, init_tree_ssa,
1781 delete_tree_ssa): Likewise.
1782 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1783 fini_ssanames): Likewise.
1784 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1786 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1788 * config/rs6000/t-rtems: Completely reworked.
1790 2005-02-17 Ira Rosen <irar@il.ibm.com>
1792 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1794 2005-02-17 Ira Rosen <irar@il.ibm.com>
1796 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1797 POINTER_TYPE_P when checking that type is a pointer.
1798 (vect_get_memtag): Remove.
1799 (vect_address_analysis): Use POINTER_TYPE_P. Call
1800 vect_object_analysis with dummy parameter for memtag.
1801 (vect_object_analysis): Extract memtag (functionality that
1802 used to be in vect_get_memtag and moved here). Fix printings.
1803 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1804 with correct parameters. Remove call to vect_get_memtag.
1806 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1808 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1809 (tree-vectorizer.o): Added missing dependencies.
1811 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1813 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1814 declaration in tree-vectorizer.c, now has an extern declaration in
1816 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1817 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1818 get_vectype_for_scalar_type, vect_is_simple_use,
1819 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1820 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1821 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1822 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1823 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1824 find_loop_location): Likewise.
1826 * tree-vectorizer.c (langhooks.h): #include removed.
1827 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1828 moved to tree-vectorized.h.
1829 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1830 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1831 get_vectype_for_scalar_type, vect_is_simple_use,
1832 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1833 vect_supportable_dr_alignment, new_loop_vec_info,
1834 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1835 vect_set_verbosity_level, find_loop_location): Likewise.
1837 (vect_analyze_loop): Function externalized. Declaration moved to
1838 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1839 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1840 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1841 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1842 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1843 vect_enhance_data_refs_alignment, vect_analyze_operations,
1844 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1845 vect_stmt_relevant_p, vect_get_loop_niters,
1846 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1847 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1848 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1849 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1850 vect_get_memtag): Likewise.
1852 (vectorizable_load): Function externalized. Declaration moved to
1853 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1854 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1855 vect_transform_loop): Likewise.
1856 (vect_transform_stmt): Moved to tree-vect-transform.c.
1857 (vect_align_data_ref, vect_create_destination_var,
1858 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1859 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1860 vect_get_vec_def_for_operand, vect_init_vector,
1861 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1862 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1863 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1864 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1865 vect_do_peeling_for_loop_bound): Likewise.
1867 * tree-vect-analyze.c: New file.
1868 * tree-vect-transform.c: New file.
1870 2005-02-17 Jason Merrill <jason@redhat.com>
1872 PR mudflap/19319, c++/19317
1873 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1876 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1878 * doc/install.texi (Specific): Update link for Darwin-specific
1881 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1883 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1884 constant_boolean_node.
1886 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1889 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1890 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1892 2005-02-16 Richard Henderson <rth@redhat.com>
1895 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1897 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1898 replace uses with Wtype_MAXp1_F.
1899 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1900 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1901 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1902 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1903 and HAVE_TFMODE as appropriate.
1904 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1905 (__floatdisf): Likewise.
1906 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1907 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1908 (Wtype_MAXp1_F): New.
1909 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1910 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1912 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1915 * arm.c (arm_apply_result_size): New function.
1916 * arm.h (APPLY_RESULT_SIZE): Define.
1917 * arm-protos.h (arm_apply_result_size): Add prototype.
1918 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1919 (movxf): New expand.
1920 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1921 (call_value_symbol): Remove predicate for operand 0.
1922 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1923 (untyped_call): Rework to correclty return values for any type.
1924 (untyped_return): New expand.
1925 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1927 2005-02-16 Stan Shebs <shebs@apple.com>
1929 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1930 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1932 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1934 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1935 configure settings on Solaris 7 and later.
1937 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1939 PR tree-optimization/19865
1940 * tree-optimize.c (init_tree_optimization_passes): Run
1941 pass_may_alias after pass_sra.
1943 2005-02-16 Richard Henderson <rth@redhat.com>
1944 Stuart Hastings <stuart@apple.com>
1947 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1948 Do nothing if debug info suppressed for this function.
1949 (dbxout_begin_function): Early exit if debug info suppressed for
1952 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1955 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1957 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1959 PR tree-optimization/19967
1960 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1961 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1962 argument TYPE. Adjust calls to fold_builtin_XXX.
1963 (expand_builtin, fold_builtin_1): Adjust calls to
1965 (fold_builtin_strchr, fold_builtin_strpbrk,
1966 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1967 result to a requested type TYPE.
1969 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1972 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1973 (T)x & (T)cst if (T)cst overflows.
1974 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1975 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1977 2005-02-15 Jeff Law <law@redhat.com>
1979 * gcse.c (blocks_with_calls): New bitmap.
1980 (alloc_gcse_mem): Allocate it.
1981 (free_gcse_mem): Free it.
1982 (clear_modifY_mem_tables): Clear it.
1983 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1984 when we encounter CALL_INSNs.
1985 (compute_transp, case MEM): Handle blocks with calls separate
1986 from blocks without calls. Use bitmap iterators rather than
1989 2005-02-15 Peter O'Gorman <peter@pogma.com>
1992 * mklibgcc.in (vis_hide): Use a temporary object file, not
1995 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1998 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1999 access optimization.
2001 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2002 Alan Modra <amodra@bigpond.net.au>
2005 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2006 (_xlqsub): Rename to __gcc_qsub.
2007 (_xlqmul): Rename to __gcc_qmul.
2008 (_xlqdiv): Rename to __gcc_qdiv.
2009 Provide versioned symbol aliases with old names.
2010 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2011 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2012 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2013 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2014 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2016 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2018 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2019 Fold ~(A - 1) and ~(A + -1) to -A.
2021 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2025 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2026 config/pa/pa-host.c:pa_gt_pch_use_address.
2028 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2030 * tree-vn.c (get_value_handle): Make sure that given an
2031 is_gimple_min_invariant expression, we always return it.
2033 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2035 * passes.c (rest_of_handle_gcse): Fix a comment.
2037 2005-02-15 Jeff Law <law@redhat.com>
2039 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2041 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2042 (canon_list_insert, record_last_mem_set_info): Similarly.
2043 (clear_modify_mem_tables): Similarly.
2045 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2047 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2048 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2049 config/mips/mips.md, config/rs6000/aix.h,
2050 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2052 2005-02-15 Richard Henderson <rth@redhat.com>
2054 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2055 call to be best_edge.
2057 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2059 * basic-block.h: Adjust the prototype for find_basic_blocks.
2060 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2061 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2064 * flow.c (recompute_reg_usage): Remove all arguments.
2065 * passes.c (rest_of_compilation): Adjust the call to
2066 recompute_reg_usage.
2067 * rtl.h: Adjust the prototype for recompute_reg_usage.
2069 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2071 * tree-dump.c (dump_files): Update to reflect new member
2073 (dump_register): Add new argument.
2075 (dump_switch_p_1): Check against glob name if doglob was passed.
2076 (dump_switch_p): Check against regular first, then glob if
2077 we didn't have any hits on the dump name.
2078 * tree-optimize.c (register_one_dump_file):
2079 Pass in glob name as well.
2080 * tree-pass.h (struct dump_file_info): Add glob
2083 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2085 PR preprocessor/16323
2086 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2088 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2091 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2092 (trunctfdf2_internal1): New.
2093 (trunctfdf2_internal2): Renamed from trunctfdf2.
2095 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2097 PR tree-optimization/19853
2098 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2100 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2102 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2103 delete_dead_jumptables and cleanup_cfg.
2105 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2107 * reload.c (find_reloads): Swap address_reloaded flags when
2108 swapping commutative operands.
2110 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2112 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2113 Use standard_iv_increment_position for computing the bsi position
2115 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2118 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2121 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2122 life range of hard registers.
2123 * value-prof.c (insn_prefetch_values_to_profile): Only
2126 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2127 profile in libcalls.
2129 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2131 * bitmap.h (bitmap_and_compl_into): Return bool.
2132 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2134 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2136 PR tree-optimization/19944
2137 * fold-const.c (fold): Re-add ABS_EXPR folding.
2139 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2142 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2143 {TARGET,MASK}_XL_COMPAT.
2144 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2146 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2147 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2149 (rs6000_arg_partial_bytes): Same.
2150 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2151 and XL compatibility enabled.
2152 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2153 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2154 test to final condition.
2155 (cmptf_internal2): New.
2156 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2157 xl-compat. Add TFmode information to description.
2159 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2161 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2163 2005-02-13 Jason Merrill <jason@redhat.com>
2166 * fold-const.c (fold_indirect_ref_1): Split out from...
2167 (build_fold_indirect_ref): Here.
2168 (fold_indirect_ref): New fn.
2169 * tree.h: Declare it.
2170 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2171 (gimplify_modify_expr_rhs): Likewise.
2172 (gimplify_expr): Likewise.
2174 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2176 PR tree-optimization/14303
2177 PR tree-optimization/15784
2178 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2179 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2180 ABS_EXPR<x> != 0 to x != 0.
2182 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2184 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2185 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2186 spelling conventions.
2188 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2189 delete_trivially_dead_insns too many times.
2191 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2194 2005-02-12 Ira Rosen <irar@il.ibm.com>
2196 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2197 (vect_is_simple_iv_evolution): Remove redundant parameter
2199 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2200 without last parameter.
2201 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2202 Return pointer step. Call vect_is_simple_iv_evolution without
2203 last parameter. Check only that the step is multiple of size
2204 type. Remove stmt_vinfo updates.
2205 (vect_get_memtag_and_dr): Remove.
2206 (vect_get_memtag): New function.
2207 (vect_address_analysis): New function.
2208 (vect_object_analysis): New function.
2209 (vect_analyze_data_refs): Call vect_object_analysis and
2210 vect_get_memtag. Update stmt_vinfo fields.
2212 2005-02-12 Ira Rosen <irar@il.ibm.com>
2214 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2215 exist and are objects. Remove checks for pointer.
2216 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2217 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2218 (vect_create_data_ref_ptr): Likewise.
2219 (vect_base_addr_differ_p): New function.
2220 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2221 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2222 Don't set the DR_BASE_NAME field of data-ref.
2223 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2225 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2227 * optabs.h (enum optab_index): Add new OTI_ldexp.
2228 (ldexp_optab): Define corresponding macro.
2229 * optabs.c (init_optabs): Initialize ldexp_optab.
2230 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2232 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2234 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2235 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2237 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2238 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2241 2005-02-12 Ira Rosen <irar@il.ibm.com>
2243 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2245 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2247 (vect_get_base_and_offset): Always return an address.
2248 (vect_create_addr_base_for_vector_ref): Remove treatment for
2249 different data reference types.
2250 (vect_compute_data_ref_alignment): Rename base to base_address in
2251 stmt_vec_info. Get the object in order to force its alignment.
2252 (vect_get_memtag_and_dr): Rename base to base_address in
2253 stmt_vec_info. Extract the object for memtag analysis.
2255 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2257 PR regression/19898.
2258 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2259 changes cc_status, use apply modified_in_p to part of cc_status
2260 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2263 2005-02-11 Richard Henderson <rth@redhat.com>
2265 * tree-complex.c (expand_complex_libcall): New.
2266 (expand_complex_multiplication): Use it for c99 compliance.
2267 (expand_complex_division): Likewise.
2268 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2270 * builtins.c (built_in_names): Remove const.
2271 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2273 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2274 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2275 (built_in_names): Remove const.
2276 * c-common.c (c_common_type_for_mode): Handle complex modes.
2277 * flags.h, toplev.c (flag_complex_method): Rename from
2278 flag_complex_divide_method.
2279 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2280 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2281 * libgcc2.h: Declare them.
2282 * libgcc-std.ver: Export them.
2283 * mklibgcc.in (lib2funcs): Build them.
2285 2005-02-11 Steven Bosscher <stevenb@suse.de>
2287 PR tree-optimization/19876
2288 Partially revert my change from 2005-01-14
2289 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2290 (compute_antic): ...and remove the loop here.
2292 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2295 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2296 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2298 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2299 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2301 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2303 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2304 offsets for the big-endian 32-bit case.
2306 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2308 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2310 2005-02-11 Dale Johannesen <dalej@apple.com>
2312 * cselib.c (cselib_process_insn): Clear out regs where
2313 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2314 * reload.c (find_equiv_reg): Ditto.
2316 2005-02-11 Ian Lance Taylor <ian@airs.com>
2318 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2321 * tree.c (build_function_type_list): Work correctly if there are
2324 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2326 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2327 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2328 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2329 TARGET_ZARCH instead of TARGET_64BIT.
2331 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2333 * config/rs6000/t-rtems:
2334 (MULTILIB_OPTIONS): Remove mcpu=602.
2335 (MUTLILIB_DIRNAMES): Remove m602.
2336 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2337 Let mcpu=602 match mcpu=603.
2338 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2340 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2342 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2345 2005-02-10 David Daney <ddaney@avtrex.com>
2347 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2348 * config/i386/linux-unwind.h: Likewise.
2349 * config/ia64/linux-unwind.h: Likewise.
2350 * config/mips/linux-unwind.h: Likewise.
2351 * config/pa/linux-unwind.h: Likewise.
2352 * config/rs6000/linux-unwind.h: Likewise.
2353 * config/s390/linux-unwind.h: Likewise.
2354 * config/sh/linux-unwind.h: Likewise.
2355 * config/sparc/linux-unwind.h: Likewise.
2357 2005-02-10 Steven Bosscher <stevenb@suse.de>
2359 PR tree-optimization/17549
2360 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2361 TER to replace a DEF with its expression if the DEF and the
2362 rhs of the expression we replace into have the same root
2365 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2367 * config/mips/mips.md: Fix the placement of the match_scratch in the
2370 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2372 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2375 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2377 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2378 (strip_offset): Handle addresses.
2379 (add_address_candidates): Use strip_offset.
2380 (difference_cost): Reflect strip_offset change.
2381 (force_var_cost, difference_cost): Strip nops.
2383 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2385 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2387 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2388 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2389 config/cris/cris-protos.h, config/cris/cris.c: Update
2392 2005-02-10 Jeff Law <law@redhat.com>
2394 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2395 (lookup_avail_expr): Similarly.
2397 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2399 * builtins.c (fold_builtin_powi): New function.
2400 (fold_builtin_1): Call it.
2402 2005-02-10 Steven Bosscher <stevenb@suse.de>
2404 PR documentation/19309
2405 * doc/cpp.texi: The __GNUC__ and related predefined macros
2406 are also defined for the "standalone" cpp.
2407 Some non-GCC compilers may also define __GNUC__.
2409 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2412 * c-typeck.c (common_type): New routine. Old common_type renamed
2414 (c_common_type): ...this.
2415 (build_conditional_expr, build_binary_op): Use c_common_type instead
2418 2005-02-10 Steven Bosscher <stevenb@suse.de>
2420 * doc/md.texi: Replace @samp{length} with @code{length}.
2422 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2424 PR tree-optimization/18687
2425 * tree-flow.h (find_loop_niter): Declare.
2426 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2427 Try using scev even for loops with more than one exit.
2428 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2429 (struct ivopts_data): Added niters field.
2430 (struct nfe_cache_elt): New.
2431 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2433 (tree_ssa_iv_optimize_init): Initialize niters cache.
2434 (determine_number_of_iterations): Removed.
2435 (find_induction_variables): Do not call determine_number_of_iterations.
2436 Access niters for single exit through niter_for_single_dom_exit.
2437 (add_iv_outer_candidates): Access niters for single exit through
2438 niter_for_single_dom_exit.
2439 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2440 number_of_iterations_cond.
2441 (iv_period): New function.
2442 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2443 (may_replace_final_value): Take data argument. Use
2444 niter_for_single_dom_exit.
2445 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2446 (rewrite_use_compare): Pass data to may_eliminate_iv.
2447 (rewrite_use_outer): Pass data to may_replace_final_value.
2448 (free_loop_data): Clean up the niters cache.
2449 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2450 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2451 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2452 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2453 (num_ending_zeros): Moved to tree.c.
2454 * tree.h (num_ending_zeros): Declare.
2455 * tree.c (num_ending_zeros): Moved from tree.c.
2457 2005-02-09 Richard Henderson <rth@redhat.com>
2459 * builtins.c (DEF_BUILTIN): Add COND argument.
2460 * tree.h (DEF_BUILTIN): Likewise.
2461 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2462 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2464 (DEF_BUILTIN_STUB): New.
2465 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2466 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2467 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2468 * c-common.c (DEF_BUILTIN): Add COND argument.
2469 * tree.c (local_define_builtin): New.
2470 (build_common_builtin_nodes): New.
2472 2005-02-09 Roger Sayle <roger@eyesopen.com>
2474 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2475 floating point expression ignoring the sign of the result.
2476 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2477 (fold) <MULT_EXPR>: Use it to simplify x*x.
2478 * tree.h (fold_strip_sign_ops): Prototype here.
2479 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2480 argument. Use fold_strip_sign_ops to simplify the first argument.
2481 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2482 first argument when the second argument is an even integer
2483 constant, but only with -funsafe_math_optimizations.
2484 (fold_builtin_1): Update call to fold_builtin_copysign.
2486 2005-02-09 Ian Lance Taylor <ian@airs.com>
2489 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2490 just check whether EH_FILTER_FAILURE falls through.
2492 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2494 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2495 insns return to ready list in the next turn.
2497 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2500 * builtins.def: New __builtin_powi[lf].
2501 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2502 (expand_builtin_powi): New function.
2503 (expand_builtin): Dispatch to expand_builtin_powi.
2504 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2505 * libgcc2.c: Add __builtin_powi[lf] implementation.
2506 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2507 * optabs.h: Add powi_optab.
2508 * optabs.c (init_optabs): Initialize powi_optab.
2509 * doc/extend.texi: Document __builtin_powi[lf].
2511 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2513 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2516 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2519 * fold-const.c (try_move_mult_to_index): Remove redundant
2520 type argument. Create ADDR_EXPR with correct type.
2521 (fold): Update callers of try_move_mult_to_index. Convert
2522 result to the appropriate type.
2524 2005-02-09 Roger Sayle <roger@eyesopen.com>
2527 * config/avr/avr.c (default_rtx_costs): Delete.
2528 (avr_operand_rtx_cost): New function.
2529 (avr_rtx_costs): Completely rewrite.
2531 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2534 * config/cris/cris.c (in_code): New variable.
2535 (cris_output_addr_const): Now a static function, a wrapper for
2537 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2538 case from old cris_output_addr_const.
2539 (cris_asm_output_label_ref): Similar for LABEL_REF.
2540 (cris_output_addr_const_extra): Similar for UNSPEC.
2541 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2542 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2543 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2545 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2546 (cris_asm_output_label_ref): Declare.
2548 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2550 PR preprocessor/19801
2551 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2552 filenames that changed when libcpp was moved to the toplevel.
2554 2005-02-07 Roger Sayle <roger@eyesopen.com>
2556 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2557 zero extensions of BImode operands. Call lowpart_subreg instead
2558 of gen_lowpart_common and gen_lowpart_SUBREG.
2560 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2563 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2564 * configure.ac: Set cc_for_cross_gnattools.
2565 * configure: Regenerate.
2567 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2570 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2572 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2575 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2576 of nested functions.
2578 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2580 * doc/extend.texi: Document deprecated extensions allowing
2581 static floating-point members to have initializers and allowing
2582 floating-point literals in integral constant expressions.
2584 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2586 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2587 config/darwin7.h, config/mips/mips.c,
2588 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2591 * cse.c: Update comments.
2593 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2596 * builtins.c (fold_builtin_sqrt): Transform
2597 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2600 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2601 Dorit Naishlos <dorit@il.ibm.com>
2603 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2604 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2605 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2607 * tree.h (vect_set_verbosity_level): New extern function declaration
2609 * tree-vectorizer.h (verbosity_levels): New enum type.
2610 * tree-vectorizer.c (vect_debug_stats): Function removed.
2611 (vect_debug_details): Likewise.
2612 (vect_verbosity_level): Global variable was defined and initialized.
2613 (vect_dump): Global variable definition.
2614 (vect_print_dump_info): New function.
2615 (vect_set_dump_settings): New function.
2616 (vect_set_verbosity_level): New function.
2617 (vectorize_loops): Add call to vect_set_dump_settings.
2619 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2620 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2621 (slpeel_tree_peel_loop_to_edge): Likewise.
2623 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2624 appropriate verbosity level instead of call to vect_debug_details
2625 or vect_debug_stats.
2626 (vect_get_base_and_offset):
2627 (vect_create_addr_base_for_vector_ref):
2628 (get_vectype_for_scalar_type):
2629 (vect_create_data_ref_ptr):
2631 (vect_get_vec_def_for_operand):
2632 (vect_finish_stmt_generation):
2633 (vectorizable_assignment):
2634 (vectorizable_operation):
2635 (vectorizable_store):
2636 (vectorizable_load):
2637 (vect_transform_stmt):
2638 (vect_update_ivs_after_vectorizer):
2639 (vect_do_peeling_for_loop_bound):
2640 (vect_update_inits_of_drs):
2641 (vect_do_peeling_for_alignment):
2642 (vect_transform_loop):
2643 (vect_is_simple_use):
2644 (vect_analyze_operations):
2645 (vect_is_simple_iv_evolution):
2646 (vect_analyze_scalar_cycles):
2647 (vect_analyze_data_ref_dependence):
2648 (vect_analyze_data_ref_dependences):
2649 (vect_compute_data_ref_alignment):
2650 (vect_enhance_data_refs_alignment):
2651 (vect_analyze_data_refs_alignment):
2652 (vect_analyze_data_ref_access):
2653 (vect_analyze_data_ref_accesses):
2654 (vect_analyze_pointer_ref_access):
2655 (vect_get_memtag_and_dr):
2656 (vect_analyze_data_refs):
2657 (vect_mark_relevant):
2658 (vect_stmt_relevant_p):
2659 (vect_mark_stmts_to_be_vectorized):
2660 (vect_can_advance_ivs_p):
2661 (vect_get_loop_niters):
2662 (vect_analyze_loop_form):
2663 (vect_analyze_loop):
2664 (vectorize_loops): Likewise.
2666 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2667 (vect_update_inits_of_drs):
2668 (vect_do_peeling_for_alignment):
2669 (vect_transform_loop):
2670 (vect_analyze_operations):
2671 (vect_analyze_scalar_cycles):
2672 (vect_analyze_data_ref_dependences):
2673 (vect_analyze_data_refs_alignment):
2674 (vect_analyze_data_ref_accesses):
2675 (vect_analyze_data_refs):
2676 (vect_mark_stmts_to_be_vectorized):
2677 (vect_get_loop_niters):
2678 (vect_analyze_loop_form):
2679 (vect_analyze_loop): Likewise.
2680 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2682 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2686 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2687 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2688 either -ffast-math or -funsafe-math-optimizations is in use.
2690 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2691 * config/mips/irix-csr.c: New file.
2692 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2693 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2694 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2697 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2699 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2700 redundant, incorrect definitions.
2702 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2704 ("*tls_indirect_call"): New, reference hard regs directly.
2705 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2707 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2709 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2710 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2712 2005-02-06 Roger Sayle <roger@eyesopen.com>
2714 PR rtl-optimization/19800
2715 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2716 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2719 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2721 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2723 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2726 * doc/invoke.texi: Correct documentation of -freorder-functions.
2728 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2731 * doc/invoke.texi: Don't mention gccbug.
2733 2005-02-06 Roger Sayle <roger@eyesopen.com>
2734 Andrew Pinski <pinskia@physics.uc.edu>
2735 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2737 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2738 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2739 into just (zero_extract:SI FOO (const_int 1) BAR).
2741 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2743 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2744 macro locally. Don't give last revision date. Use GCC version
2745 number from gcc-common.texi.
2746 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2747 revision date. Use GCC version number from gcc-common.texi.
2748 Describe being a library as current state rather than as 3.x
2750 * doc/gcc.texi: Remove last update date.
2751 * doc/gccint.texi: Likewise. Update copyright dates.
2752 * doc/install.texi: Update copyright dates.
2754 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2757 * doc/invoke.texi: Mention for each option included in -Wall that
2758 it is included in -Wall.
2759 * doc/gcc.texi: Update copyright and last modification date.
2761 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2763 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2764 unnecessary cast to original induction variable increments.
2766 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2768 PR tree-optimization/18219
2769 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2770 in distributed form.
2772 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2774 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2775 Set bitpos and offset later in the function. Do nothing if the
2776 target is a register and if the bitfield lies completely outside
2778 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2779 here. Return an uninitialised register if the source value is stored
2780 in a register and the bitfield lies completely outside that register.
2782 2005-02-06 Steven Bosscher <stevenb@suse.de>
2784 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2787 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2789 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2791 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2793 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2794 * config/darwin8.h: New.
2795 * config/darwin7.h: Update comment.
2797 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2798 Dorit Naishlos <dorit@il.ibm.com>
2800 * tree-vectorizer.h (LOC): New type.
2801 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2802 (loop_line_number): New field in struct _loop_vec_info.
2803 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2805 * tree-vectorizer.c (input.h): Included.
2806 (find_loop_location): New function.
2807 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2808 loop line number removed.
2809 (vect_debug_details): Likewise.
2810 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2812 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2813 call to vect_debug_details/stats changed from loop to loop_loc.
2814 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2815 (slpeel_tree_peel_loop_to_edge): Likewise.
2817 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2818 changed from NULL to UNKNOWN_LOC.
2819 (vect_get_base_and_offset):
2820 (vect_create_addr_base_for_vector_ref):
2821 (get_vectype_for_scalar_type):
2822 (vect_create_data_ref_ptr):
2824 (vect_get_vec_def_for_operand):
2825 (vect_finish_stmt_generation):
2826 (vectorizable_assignment):
2827 (vectorizable_operation):
2828 (vectorizable_store):
2829 (vectorizable_load):
2830 (vect_transform_stmt):
2831 (vect_update_ivs_after_vectorizer):
2832 (vect_do_peeling_for_loop_bound):
2833 (vect_do_peeling_for_alignment):
2834 (vect_transform_loop):
2835 (vect_is_simple_use):
2836 (vect_analyze_operations):
2837 (vect_is_simple_iv_evolution):
2838 (vect_analyze_scalar_cycles):
2839 (vect_analyze_data_ref_dependences):
2840 (vect_compute_data_ref_alignment):
2841 (vect_enhance_data_refs_alignment):
2842 (vect_analyze_data_ref_access):
2843 (vect_analyze_data_ref_accesses):
2844 (vect_analyze_pointer_ref_access):
2845 (vect_get_memtag_and_dr):
2846 (vect_analyze_data_refs):
2847 (vect_mark_relevant):
2848 (vect_stmt_relevant_p):
2849 (vect_mark_stmts_to_be_vectorized):
2850 (vect_can_advance_ivs_p):
2851 (vect_get_loop_niters):
2852 (vect_analyze_loop):
2853 (vectorize_loops): Likewise.
2855 (vectorizable_load): Argument in call to vect_debug_details/stats
2856 changed from loop to LOOP_LOC (loop_vinfo).
2857 (vect_transform_loop):
2858 (vect_analyze_operations):
2859 (vect_analyze_scalar_cycles):
2860 (vect_analyze_data_ref_dependence):
2861 (vect_enhance_data_refs_alignment):
2862 (vect_analyze_data_ref_accesses):
2863 (vect_analyze_pointer_ref_access):
2864 (vect_analyze_data_refs):
2865 (vect_analyze_loop): Likewise.
2867 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2868 changed from loop to loop_loc.
2870 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2872 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2873 Dorit Naishlos <dorit@il.ibm.com>
2875 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2877 (vect_analyze_data_ref_dependences): Likewise.
2879 (vect_is_simple_use): Argument changed from loop structure to
2880 loop_vect_info structure.
2881 (vect_can_advance_ivs_p): Likewise.
2882 (vect_create_index_for_vector_ref): Likewise.
2883 (vect_update_ivs_after_vectorizer): Likewise.
2884 (new_stmt_vec_info): Likewise.
2886 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2887 changed from loop to loop_vinfo.
2888 (vect_create_data_ref_ptr): First argument in call to
2889 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2890 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2891 was changed from loop to loop_vinfo.
2892 (vectorizable_operation): Likewise.
2893 (vectorizable_store): Likewise.
2894 (vect_mark_stmts_to_be_vectorized): Likewise.
2895 (vect_do_peeling_for_loop_bound): First argument in call to
2896 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2897 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2898 was changed from loop to loop_vinfo.
2899 (vect_analyze_data_ref_dependences): Third argument in call to
2900 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2902 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2903 (vect_create_data_ref_ptr): Likewise.
2904 (vect_init_vector): Likewise.
2905 (vect_get_vec_def_for_operand): Likewise.
2906 (vectorizable_assignment): Likewise.
2907 (vectorizable_operation): Likewise.
2908 (vectorizable_store): Likewise.
2909 (vectorizable_load): Likewise.
2910 (vect_update_ivs_after_vectorizer): Likewise.
2911 (vect_is_simple_use): Likewise.
2912 (vect_analyze_data_ref_dependence): Likewise.
2913 (vect_analyze_pointer_ref_access): Likewise.
2914 (vect_can_advance_ivs_p): Likewise.
2916 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2917 before _stmt_vec_info.
2918 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2919 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2920 (new_stmt_vec_info): Argument changed from loop structure to
2921 loop_vect_info structure
2923 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2924 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2925 (vect_create_addr_base_for_vector_ref): Likewise.
2926 (vect_analyze_pointer_ref_access): Likewise.
2928 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2931 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2932 phi flag if the phi is abnormal.
2934 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2937 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2938 information for the new statement.
2940 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2943 * gcc.c (main): Include the target in -v output.
2945 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2947 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2948 Do not drop the extend if we'd have to add a paradoxical subreg
2949 later. Include optabs.h and insn-codes.h.
2950 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2952 2005-02-02 Roger Sayle <roger@eyesopen.com>
2955 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2956 * fold-const.c (const_binop): Avoid constant folding floating
2957 point operations in modes that use composite representations.
2958 * simplify-rtx.c (simplify_binary_operation): Likewise.
2960 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2962 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2964 (altivec_dstt): Likewise.
2965 (altivec_dstst): Likewise.
2966 (altivec_dststt): Likewise.
2967 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2970 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2972 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2973 EXPR_LOCUS from orig_cond to the new cond_stmt.
2974 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2977 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2979 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2980 standard_iv_increment_position. Remove call to bsi_next
2981 (no need to bump the iterator anymore).
2982 (vect_create_index_for_vector_ref): Call
2983 standard_iv_increment_position. Remove second function argument.
2984 (vect_finish_stmt_generation): Remove call to bsi_next
2985 (no need to bump the iterator anymore).
2986 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2987 to vect_create_index_for_vector_ref.
2989 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2991 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2992 phis are used out of the loop.
2994 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2997 * c-decl.c (undef_nested_function): New variable.
2998 (pop_scope): Diagnose undefined nested functions.
2999 (finish_function): Don't attempt cgraph processing or genericizing
3000 if current top-level function contained an undefined nested
3001 function. Reset undef_nested_function at the end of a top-level
3004 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3006 * tree.c (build_int_cst_type): Take sign of the value into account
3007 when deciding whether sign extend the value.
3009 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3012 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3013 (cpp_options, cc1_options): Change %{std*&ansi} to
3014 %{std*&ansi&trigraphs}.
3016 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3018 * cse.c: Update comments.
3020 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3022 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3023 arguments go on the stack. Do not put complex doubles in odd/even
3026 2005-02-02 Steven Bosscher <stevenb@suse.de>
3028 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3029 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3030 -ftree-pre, and -fthread-jumps.
3032 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3034 PR tree-optimization/19578
3035 * tree-flow.h (modified_noreturn_calls): Declare.
3036 (noreturn_call_p): Declare.
3037 * tree-flow-inline.h (noreturn_call_p): New function.
3038 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3039 * tree-cfg.c (modified_noreturn_calls): New variable.
3040 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3041 that contain a mid-block noreturn call.
3042 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3044 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3046 * df.c (df_def_record_1, df_uses_record): Don't use
3048 * df.h (DF_FOR_REGALLOC): Remove.
3050 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3053 * c-typeck.c (really_start_incremental_init): Reset
3054 constructor_max_index for arrays of incomplete type.
3056 2005-02-02 Jeff Law <law@redhat.com>
3058 * gcse.c (struct reg_set): Store the block index where the register
3059 was set rather than the setting insn.
3060 (record_one_set, compute_transp): Corresponding changes.
3061 (pre_insert_copy_insn): Do not call replace_one_set.
3062 (replace_one_set): Remove.
3064 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3067 * doc/gcov.texi: Fix typo.
3069 2005-02-01 Richard Henderson <rth@redhat.com
3072 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3073 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3075 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3076 * config/i386/i386-protos.h: Update.
3078 2005-02-01 Steven Bosscher <stevenb@suse.de>
3080 PR tree-optimization/19217
3081 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3082 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3083 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3084 that it is walking a PHI node.
3086 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3088 * doc/extend.texi (Nested Functions): Update.
3090 2005-02-01 Richard Henderson <rth@redhat.com>
3093 * optabs.c (expand_copysign_absneg): Export.
3094 * optabs.h (expand_copysign_absneg): Declare.
3095 * config/rs6000/rs6000.md (copysigntf3): New.
3097 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3099 PR tree-optimization/19633
3100 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3101 * tree-ssa-alias.c (init_alias_info): Initialize.
3102 (merge_pointed_to_info): Set.
3103 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3104 (dump_points_to_info_for): Show value of pt_null.
3105 (struct count_ptr_d): Declare.
3106 (find_ptr_dereference): Remove.
3107 (ptr_is_dereferenced_by): Remove.
3108 (count_ptr_derefs): New local function.
3109 (count_uses_and_derefs): New local function.
3110 (compute_points_to_and_addr_escape): Call it. If the number
3111 of dereferences is greater than zero, mark the pointer as
3112 dereferenced. If there are fewer dereferences than uses of
3113 the pointer, the pointer's value escapes.
3115 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3117 PR tree-optimization/19670
3118 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3120 (verify_use): ... set it here, instead.
3122 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3124 * doc/sourcebuild.texi (Test directives): Fix formatting.
3126 * doc/sourcebuild.texi (Test directives): Describe selector
3129 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3131 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3132 specific 64-bit CPUs.
3134 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3137 * arm.c (arm_eliminable_register): New function.
3138 (adjacent_mem_locations): Don't allow eliminable registers. Use
3139 HOST_WIDE_INT for address offsets.
3140 * arm-protos.h (arm_eliminable_register): Add prototype.
3142 2005-02-01 Steven Bosscher <stevenb@suse.de>
3144 PR optimization/15242
3145 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3146 * basic-block.h (duplicate_computed_gotos): Add prototype.
3147 * bb-reorder.c (duplicate_computed_gotos): New function to
3148 duplicate sufficiently small blocks ending in a computed jump.
3149 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3150 if not optimizing for size.
3151 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3152 never do tail merging for blocks ending in a computed jump.
3153 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3155 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3157 Patch from Richard Sandiford <rsandifo@redhat.com>
3158 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3159 from inheriting a subreg equivalence with a non-spill register.
3161 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3163 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3165 * config/frv/frv.c (movcc_fp_destination_operand): New.
3166 (gpr_or_memory_operand): Fix typo in comment.
3167 (gpr_or_memory_operand_with_scratch): New.
3168 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3169 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3170 movcc_fp_destination_operand.
3171 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3172 Legitimize memory addresses using a scratch register.
3174 2005-01-31 Jeff Law <law@redhat.com>
3176 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3177 bitmap a sparse bitmap instead of a simple bitmap.
3178 (mark_def_sites_initialize_block): Corresponding changes.
3179 (ssa_mark_def_sites_initialize_block): Likewise.
3180 (ssa_mark_phi_uses): Likewise.
3181 (mark_def_site, ssa_mark_def_sites): Likewise.
3182 (mark_def_site_blocks): Likewise.
3183 (rewrite_ssa_into_ssa): Likewise.
3185 * tree-ssa-dom.c (record_cond): Pass correct variable type
3186 for last argument to htab_find_slot_with_hash.
3188 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3189 effects when optimizing 0 % X. Do not try to optimize X % 0.
3191 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3193 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3196 2005-02-01 Eric Christopher <echristo@redhat.com>
3198 * config/mips/mips.c (override_options): Warn if -mint64
3200 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3203 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3205 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3207 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3208 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3209 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3210 (cached_regno): Initialize to INVALID_REGNUM.
3211 (cse_reg_info_table_size,
3212 cse_reg_info_table_first_uninitialized,
3213 cse_reg_info_timestamp): New.
3214 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3216 (init_cse_reg_info, get_cse_reg_info_1): New.
3217 (get_cse_reg_info): Cache the last look-up.
3218 (new_basic_block): Update the code to clear mappings from
3219 registers to cse_reg_info entries.
3220 (cse_main): Call init_cse_reg_info.
3222 * cse.c (get_cse_reg_info): Update a comment.
3224 2005-01-31 Steven Bosscher <stevenb@suse.de>
3227 * c-decl.c (start_decl): Do not warn about arrays of elements with
3228 an incomplete type here.
3229 (grokdeclarator): Do it here by making a pedwarn an error.
3230 * c-typeck.c (push_init_level): If there were previous errors with
3231 the constructor type, do not warn about braces for initializers.
3232 (process_init_element): Likewise for excess initializer elements.
3234 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3236 * cse.c (delete_trivially_dead_insn): Don't iterate.
3238 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3240 * config/rs6000/rs6000.md (copysignsf3): New expand.
3241 (copysigndf3): Likewise.
3243 2005-01-31 Steven Bosscher <stevenb@suse.de>
3245 * recog.c (constrain_operands): Only look for earlyclobber operand
3246 conflicts if an '&' constraint was seen.
3248 2005-01-31 Marc Espie <espie@openbsd.org>
3250 * config.gcc: Don't include embedded systems fragment, switches default
3251 debugging format to ELF.
3252 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3253 longer pick it up there.
3255 2005-01-31 Dale Johannesen <dalej@apple.com>
3257 * doc/extend.texi (nested functions): Fix linkage description.
3258 Clarify that static is not allowed.
3260 2005-01-31 Dale Johannesen <dalej@apple.com>
3262 * config/rs6000/darwin.md (movsf_low_di): Make work.
3263 (movdf_low_di): Make work.
3265 2005-01-31 Dale Johannesen <dalej@apple.com>
3267 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3268 Make work for 64 bit.
3270 2005-01-31 Roger Sayle <roger@eyesopen.com>
3271 Dale Johannesen <dalej@apple.com>
3274 * fold-const.c (fold_binary_op_with_conditional_arg):
3275 Make types match original operands, before STRIP_NOPS.
3277 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3279 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3280 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3281 (struct gcc_sigcontext): Delete. Merge contents to..
3282 (struct gcc_ucontext): ..here.
3283 (get_sigcontext): Delete.
3284 (get_regs): New function, like get_sigcontext but return regs ptr.
3285 64-bit version finds regs from r1 to support vdso.
3286 (ppc_linux_aux_vector): New function.
3287 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3290 2005-01-31 Ira Rosen <irar@il.ibm.com>
3292 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3294 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3295 redundant fold. Fix misalignment for MINUS_EXPR.
3296 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3297 (vect_analyze_pointer_ref_access): Likewise.
3298 (vect_get_memtag_and_dr): Likewise.
3300 2005-01-31 Richard Henderson <rth@redhat.com>
3302 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3303 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3304 absnegdf2_i387, absnegxf2_i387): Likewise.
3306 2005-01-31 Richard Henderson <rth@redhat.com>
3309 * optabs.c (expand_copysign_absneg): New.
3310 (expand_copysign_bit): Split out from ...
3311 (expand_copysign): ... here. Use expand_copysign_absneg.
3313 2005-01-30 Roger Sayle <roger@eyesopen.com>
3316 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3317 constant as the second operand and a register as the third.
3319 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3322 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3323 that dllimport'd functions do not use all call-clobbered registers
3326 2005-01-30 Richard Henderson <rth@redhat.com>
3329 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3330 expand_abs_nojump and generalize. Use operand_subword and
3331 emit_no_conflict_block. Support large modes.
3332 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3334 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3335 negation to subtraction.
3336 (expand_copysign): Check that the format has signed zeros.
3337 Use operand_subword and emit_no_conflict_block. Support large modes.
3339 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3341 Fix PR tree-optimization/19624
3343 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3344 * tree-ssa-pre.c: Add cfgloop.h.
3346 (pre_stats): New member, constified.
3347 (inserted_exprs): New static variable.
3348 (NECESSARY): New macro.
3349 (create_expression_by_pieces): Fold the expression, and
3350 mark it as defaulting to not necessary. Also put in
3352 (fully_constant_expression): New function.
3353 (insert_into_preds_of_block): Modify to not insert phis when we
3354 are playing with induction variables.
3355 Push phis onto the inserted_exprs vector, and mark them as not
3356 necessary by default.
3357 (insert_aux): Call fully_constant_expression on eprime.
3358 If all edges produce the same value, mark it constant.
3359 (mark_operand_necessary): New function.
3360 (remove_dead_inserted_code): New function.
3361 (init_pre): Init loop optimizer to get loop info.
3362 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3363 (execute_pre): Commit edge inserts, then remove dead code.
3365 2005-01-30 Richard Henderson <rth@redhat.com>
3367 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3368 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3370 2005-01-30 Richard Henderson <rth@redhat.com>
3373 * config/i386/i386.c (ix86_expand_copysign): New.
3374 (ix86_split_copysign_const): New.
3375 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3376 rearrange op1/nmask operands.
3377 * config/i386/i386-protos.h: Update.
3378 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3379 (copysigndf3): Likewise.
3380 (copysignsf3_const, copysigndf3_const): New.
3381 (copysignsf3_var): Rename from copysignsf3, split out splitter
3382 and fix split predicate for X constraint.
3383 (copysigndf3_var): Similarly.
3385 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3387 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3388 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3389 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3391 2005-01-29 Richard Henderson <rth@redhat.com>
3394 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3395 of # and * in constraints.
3397 2005-01-29 Richard Henderson <rth@redhat.com>
3400 * expr.c (store_field): Don't strip sub-mode cast when the input
3401 data is even smaller.
3403 2005-01-29 Richard Henderson <rth@redhat.com>
3406 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3409 2005-01-29 Richard Henderson <rth@redhat.com>
3411 * combine.c (make_field_assignment): Fix argument order
3414 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3416 PR tree-optimization/15791
3417 * fold-const.c (extract_array_ref): New function.
3418 (fold): Fold comparisons between &a[i] and &a[j] or
3419 semantically equivalent trees.
3421 2005-01-29 Jeff Law <law@redhat.com>
3423 * gcse.c (insert_expr_in_table): Revamp handling of available
3424 and anticipatable occurrence lists to avoid unnecessary list
3426 (insert_set_in_table): Similarly.
3428 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3430 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3432 (c_build_qualified_type): Build qualified array types with
3433 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3434 * c-decl.c (c_make_fname_decl): Build unqualified array type
3435 before qualified type.
3436 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3437 type is qualified, not just if type itself is. Don't apply
3438 qualifiers to array type when declarator is processed. Apply
3439 qualifiers to field type whether or not it is an array type.
3440 Don't handle array types specially for applying qualifiers to
3442 * c-typeck.c (composite_type): Build unqualified element type and
3443 array type when forming composite of array types.
3444 (common_pointer_type, comptypes, comp_target_types,
3445 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3446 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3448 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3449 (args2) in variables a1 and a2.
3451 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3453 * cse.c (n_elements_made, max_elements_made): Remove.
3454 (insert): Don't touch n_elements_made.
3455 (cse_main): Don't touch n_elements_made or max_elements_made.
3457 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3460 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3461 configuration part of dp-bit.c to be lost.
3463 2005-01-28 Roger Sayle <roger@eyesopen.com>
3465 * expmed.c (expand_mult_highpart_optab): When attempting to use
3466 a non-widening multiplication in a wider mode, the operands need
3467 to be converted (zero or sign extended) to that mode.
3469 2005-01-28 Ian Lance Taylor <ian@airs.com>
3473 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3474 through if both operands fall through.
3476 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3478 * cse.c (fold_rtx) <PC>: Don't optimize.
3480 2005-01-28 Jeff Law <law@redhat.com>
3482 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3483 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3485 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3487 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3488 cse_reg_info_used_list_end): Remove.
3489 (cse_reg_info_list, cse_reg_info_list_free): New.
3490 (get_cse_reg_info): When allocating an instance of
3491 cse_reg_info, add it to the beginning of the cse_reg_info_list
3492 list. Remove code to maintain cse_reg_info_used_list.
3493 (new_basic_block): Reset the free list to the beginning of
3496 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3498 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3499 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3500 (frv_expand_mdpackh_builtin): New function.
3501 (frv_expand_builtin): Use it to expand __MDPACKH.
3502 * doc/extend.texi (__MDPACKH): Update documentation.
3504 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3506 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3507 SSE_FLOAT_MODE_P for use_sse computation.
3509 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3512 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3514 2005-01-27 Richard Henderson <rth@redhat.com>
3516 * builtins.c (expand_builtin_copysign): New.
3517 (expand_builtin): Call it.
3518 * genopinit.c (optabs): Add copysign_optab.
3519 * optabs.c (init_optabs): Initialize it.
3520 (expand_copysign): New.
3521 * optabs.h (OTI_copysign, copysign_optab): New.
3522 (expand_copysign): Declare.
3524 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3525 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3527 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3528 (ix86_expand_fp_absneg_operator): ... here.
3529 (ix86_split_copysign): New.
3530 * config/i386/i386-protos.h: Update.
3531 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3532 (copysignsf3, copysigndf3): New.
3534 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3535 (copysignsf3, ncopysignsf3): New.
3536 (copysigndf3, ncopysigndf3): New.
3537 (copysignxf3, ncopysignxf3): New.
3538 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3540 2005-01-27 Arend Bayer <arend.bayer@web.de>
3541 Kazu Hirata <kazu@cs.umass.edu>
3543 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3544 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3545 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3548 2005-01-27 Jeff Law <law@redhat.com>
3550 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3551 definitions of SSA_NAMEs which are not being rewritten.
3552 (rewrite_ssa_into_ssa): Only initialize the current definition
3553 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3554 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3555 SSA_NAMEs before returning.
3557 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3559 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3560 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3561 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3562 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3563 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3565 2005-01-27 Steven Bosscher <stevenb@suse.de>
3568 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3569 higher to -O2 and higher. Likewise for tree PRE.
3570 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3573 2005-01-27 Ian Lance Taylor <ian@airs.com>
3576 * gimple-low.c (try_catch_may_fallthru): New static function.
3577 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3578 * tree-inline.c (expand_call_inline): Don't warn about reaching
3579 the end of a non-void function being inlined if the function uses
3582 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3584 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3587 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3588 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3589 (implicitly_declare): Handle error_mark_node.
3591 2005-01-27 Richard Henderson <rth@redhat.com>
3594 * tree.h (struct tree_decl): Add debug_expr_is_from.
3595 (DECL_DEBUG_EXPR_IS_FROM): New.
3596 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3597 * dwarf2out.c (dwarf2out_var_location): Update to match.
3598 * tree-outof-ssa.c (create_temp): Likewise.
3599 * var-tracking.c (track_expr_p): Likewise.
3600 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3601 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3602 * toplev.c (default_tree_printer): Likewise.
3604 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3606 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3607 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3609 2005-01-27 Steven Bosscher <stevenb@suse.de>
3611 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3612 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3613 ASM_CLOBBERS): Add tree checks.
3615 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3616 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3617 * c-common.def (SWITCH_STMT): Update to match.
3618 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3619 macros instead of SWITCH_EXPR ones.
3620 * c-dump.c (c_dump_tree): Likewise.
3621 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3622 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3624 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3626 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3628 * unwind-dw2.c (execute_stack_op): Add missing cases for
3629 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3631 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3633 * config.gcc (Obsolete configurations): Remove 'dummy', add
3634 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3637 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3639 PR tree-optimization/19633
3640 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3642 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3643 are no call-clobbered variables.
3644 * tree-outof-ssa.c (check_replaceable): Return false for calls
3647 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3649 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3650 even for variables with NULL DECL_INITIAL.
3652 2005-01-26 Stuart Hastings <stuart@apple.com>
3654 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3656 2005-01-26 Richard Henderson <rth@redhat.com>
3659 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3661 * expr.c (store_field): Strip conversions to odd-bit-sized types
3662 if the destination field width matches.
3664 2005-01-26 Richard Henderson <rth@redhat.com>
3666 * c-decl.c, expmed.c, expr.c: Revert last change.
3668 2005-01-26 Richard Henderson <rth@redhat.com>
3671 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3673 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3674 if we don't need the bits above those present in the current mode.
3675 * expr.c (store_field): Strip conversions to odd-bit-sized types
3676 if the destination field width matches.
3678 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3680 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3681 either -ffast-math or -funsafe-math-optimizations is in use.
3683 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3687 * config/avr/avr.c (notice_update_cc): Only set condition code for
3688 ashrqi3 if shift count > 0.
3689 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3690 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3691 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3692 count <= 0 as a no-op, and shift count >= width by copying zero
3693 or sign bit to all bits of the result.
3694 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3695 count, with attribute "length" set to 0 and "cc" set to "none".
3697 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3699 * doc/invoke.texi: Document -mTLS.
3701 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3702 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3703 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3704 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3705 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3706 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3707 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3708 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3710 * configure.ac: Check for a TLS capable gas.
3712 * configure: Regenerate.
3714 2005-01-26 Richard Henderson <rth@redhat.com>
3717 * combine.c (make_field_assignment): Simplify store to zero_extract
3718 from a source with an overlapping mask.
3720 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3722 2004-11-11 Eric Christopher <echristo@redhat.com>
3724 * config/frv/frv.md: Add fr400_integer automaton. Don't
3725 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3728 2005-01-26 Steven Bosscher <stevenb@suse.de>
3731 * cfgbuild.c (make_edges): Do not clear or set
3732 current_function_has_computed_jump.
3733 * function.h (struct function): Remove the has_computed_jump field.
3734 (current_function_has_computed_jump): Do not define.
3735 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3736 in a computed jump. Ignore current_function_has_computed_jump.
3738 2005-01-26 Richard Henderson <rth@redhat.com>
3741 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3742 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3744 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3745 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3746 objects into static storage if they have more than one non-zero value.
3747 * tree.h (categorize_ctor_elements): Update decl.
3749 2005-01-26 Steven Bosscher <stevenb@suse.de>
3752 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3753 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3754 to this function from 2004-07-10.
3755 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3756 the current function for tail call optimizations if the address
3757 of one of it its arguments is taken.
3759 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3761 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3763 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3765 * function.c (expand_function_end): If current_function_calls_alloca,
3766 emit stack restore in a place that is reached when the function falls
3769 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3771 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3772 rule to avoid matching inappropriate suffix rule.
3774 2005-01-26 Jan Hubicka <jh@suse.cz>
3776 PR tree-optimization/19241
3777 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3779 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3781 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3782 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3784 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3785 <sim*>: Always use crt1.o, regardless of N in simN.
3786 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3787 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3788 (CRT_CALL_STATIC_FUNCTION): Remove.
3789 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3790 use crt1.o, regardless of N in simN.
3791 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3792 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3793 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3794 case isystem setting.
3795 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3797 2005-01-25 Ian Lance Taylor <ian@airs.com>
3799 * gimple-low.c (block_may_fallthru): Correct handling of
3800 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3802 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3804 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3805 handlers to match indentation; nested under the mtune=* handler.
3806 Similar for mcpu= and march=.
3808 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3810 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3811 * config/mips/linux64.h (LIB_SPEC): Likewise.
3812 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3813 * config/sh/linux.h (LIB_SPEC): Likewise.
3815 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3817 * config/frv/frv.c (frv_legitimize_tls_address): New.
3818 (TARGET_HAVE_TLS): Define.
3819 (FRV_SYMBOL_REF_TLS_P): Define.
3820 (frv_override_options): Handle new register classes.
3821 (frv_legitimate_address_p): Reject tls addresses.
3822 (frv_legitimize_address): Handle TLS addresses.
3823 (gen_inlined_tls_plt): New.
3825 (frv_legitimize_tls_address): New.
3826 (unspec_got_name): Add TLS entries.
3827 (got12_operand): Add R_FRV_TLSMOFF12 case.
3828 (frv_emit_move): Fixup TLS addresses.
3829 (frv_emit_movsi): Legitimize TLS addresses.
3831 * config/frv/frv.h (MASK_BIG_TLS): New.
3832 (TARGET_BIG_TLS): New.
3833 (HAVE_AS_TLS): Define.
3834 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3835 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3836 (REG_CLASS_NAMES): Same.
3837 (REG_CLASS_CONTENTS): Same.
3838 (CONSTRAINT_LEN): New.
3839 (REG_CLASS_FROM_CONSTRAINT): New.
3840 (PREDICATE_CODES): Add symbolic_operand.
3842 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3843 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3844 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3845 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3846 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3847 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3848 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3849 GR9_REG, GR14_REG, LRREG.
3850 (type): Add load_or_call attribute.
3851 ("load_or_call"): New reservation.
3852 ("call_gettlsoff"): New.
3853 ("tls_indirect_call"): New.
3854 ("tls_load_gottlsoff12"): New.
3855 ("tlsoff_hilo"): New.
3856 ("tls_tlsdesc_ldd"): New.
3857 ("tls_tlsoff_ld"): New.
3860 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3862 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3864 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3865 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3866 * config/frv/frv.c (TLS_BIAS): Define.
3867 (frv_output_dwarf_dtprel): New.
3869 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3871 PR rtl-optimization/19579
3872 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3873 both A and B, see if they don't clobber registers the other expr uses.
3875 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3877 * real.c (do_add): Initialize signalling and canonical members.
3879 * real.c (real_from_integer): Zero out destination.
3881 2005-01-18 Jan Hubicka <jh@suse.cz>
3883 PR tree-optimize/19337
3884 * tree-inline.c (initialize_inlined_parameters): Copy
3885 saved_static_chain_decl only.
3887 2005-01-25 Richard Henderson <rth@redhat.com>
3891 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3892 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3893 80387 enabled, to return a proper subclass. Return the subset that
3894 overlaps with GENERAL_REGS for PLUS.
3895 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3897 2005-01-25 Richard Henderson <rth@redhat.com>
3900 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3902 2005-01-25 Roger Sayle <roger@eyesopen.com>
3904 * expmed.c (choose_multiplier): Change interface to return the
3905 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3906 (expand_divmod): Update calls to choose_multiplier.
3908 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3911 * expmed.c (extract_bit_field): Use adjust_address instead of
3912 gen_lowpart when op0 is a MEM.
3914 2005-01-24 Steven Bosscher <stevenb@suse.de>
3916 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3918 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3920 * config/mips/irix-csr.c: New file.
3921 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3922 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3923 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3926 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3929 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3930 sparc/elf.h, add sparc/sp-elf.h.
3931 (sparc-*-rtems*): Likewise.
3932 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3933 tm-dwarf2.h, add sparc/sp-elf.h.
3934 (sparc86x-*-elf): Likewise.
3935 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3936 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3937 TARGET_OS_CPP_BUILTINS.
3938 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3939 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3941 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3942 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3943 (SWITCH_TAKES_ARG): Likewise.
3944 (LOCAL_LABEL_PREFIX): Likewise.
3945 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3946 (TARGET_N_FORMAT_TYPES): Delete.
3947 (TARGET_FORMAT_TYPES): Likewise.
3948 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3949 * config/sparc/elf.h: Delete.
3950 * config/sparc/sp-elf.h: New file.
3952 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3954 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3955 * tree-flow.h: Remove the corresponding prototype.
3956 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3957 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3959 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3962 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3963 for AIX ABI or ELF -fPIC.
3964 (rs6000_emit_load_toc_table): Don't create toc_section here.
3965 (rs6000_xcoff_file_start): Nor here.
3967 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3969 * sh.c (ra.h): Don't #include.
3970 (hard_regs_intersect_p): New function, resurrected from ra.c.
3972 * sh.c: Fix 1996 Copyright.
3974 2005-01-24 Richard Henderson <rth@redhat.com>
3975 Aldy Hernandez <aldyh@redhat.com>
3977 * regrename.c (note_sets): Handle subregs.
3979 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3982 * genconditions.c (write_header, write_conditions): Elide file if
3985 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3987 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3988 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3991 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3993 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3994 expand_builtin_printf, expand_builtin_fprintf,
3995 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3996 checking against POINTER_TYPE.
3997 (validate_arglist): Handle POINTER_TYPE code by checking
4000 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4002 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4004 (for_each_rtx): Call for_each_rtx_1.
4005 * rtl.h (init_rtlanal): Declare.
4006 * toplev.c (backend_init): Call init_rtlanal.
4008 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4010 * flow.c (propagate_one_insn): Formatting.
4013 * flow.c (libcall_dead_p): Be more conservative if unsure.
4014 If there are any instructions between insn and call, see if they are
4015 all dead before saying the libcall is dead.
4017 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4019 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4020 operand constraint for operand 0.
4022 2005-01-23 Richard Henderson <rth@redhat.com>
4025 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4026 edges leading to join block.
4028 2005-01-23 Roger Sayle <roger@eyesopen.com>
4030 * expmed.c (expand_mult_highpart): Make static. Change type of
4031 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4032 (expand_divmod): Updates calls to expand_mult_highpart by using
4033 gen_int_mode to pass a CONST_INT rtx.
4034 * rtl.h (expand_mult_highpart): Remove prototype.
4036 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4038 * flow.c (regset_bytes, regset_size): Remove.
4040 * cfganal.c: Fix a reference to Harvey's paper.
4042 2005-01-23 Steven Bosscher <stevenb@suse.de>
4044 PR rtl-optimization/19464
4045 * tree-optimize.c (init_tree_optimization_passes): Add one more
4046 copyrename pass just before out-of-ssa.
4048 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4051 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4052 * ggc-none.c (ggc_free): Define.
4054 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4056 * cse.c (max_reg, max_insn_uid): Remove.
4057 (cse_main): Don't access max_reg or max_insn_uid.
4059 * c-common.c (explicit_flag_signed_bitfields,
4060 lang_statement_code_p, lang_expand_function_end): Remove.
4061 * c-common.h: Remove the corresponding declarations.
4062 * c-opts.c (c_common_handle_option): Remove all write access
4063 to explicit_flag_signed_bitfields.
4065 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4066 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4067 * cgraph.h: Remove the corresponding declaration.
4069 * gcse.c (null_pointer_info): Remove.
4071 2005-01-23 Roger Sayle <roger@eyesopen.com>
4072 Eric Botcazou <ebotcazou@libertysurf.fr>
4074 * combine.c (simplify_logical): Only simplify logical expressions
4075 of the form ior(and(x,y),z) by the inverse distributive law if the
4076 result is cheaper than the original.
4078 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4080 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4081 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4082 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4083 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4084 config/freebsd-spec.h, config/arm/arm.h,
4085 config/h8300/h8300.md, config/i386/i386.md,
4086 config/i386/predicates.md, config/i386/sse.md,
4087 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4088 config/vax/vax.md: Fix comment typos. Follow spelling
4091 2005-01-23 Steven Bosscher <stevenb@suse.de>
4093 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4094 tests, instead of `less than'.
4096 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4098 * function.c (assign_parm_setup_block): When creating a new stack slot
4099 for a parameter, get its alignment from the parameter's DECL_ALIGN
4100 rather than the type's TYPE_ALIGN. Make sure that the parameter
4101 is at least word aligned.
4103 2005-01-22 Roger Sayle <roger@eyesopen.com>
4106 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4108 2005-01-22 Richard Henderson <rth@redhat.com>
4111 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4112 in both compare operands.
4113 (movdfcc_1_sse_max): Likewise.
4114 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4115 (movdfcc_1_sse): Likewise.
4116 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4117 scratch register as needed.
4119 2005-01-22 Richard Henderson <rth@redhat.com>
4121 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4123 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4125 2005-01-22 Richard Henderson <rth@redhat.com>
4127 * genopinit.c (optabs): Use smin/smax for floating point too.
4128 * doc/md.texi: Update to match. Clarify that floating point
4129 results are undefined for +0/-0 and NaN.
4130 * doc/rtl.texi: Likewise.
4131 * rtl.def (SMIN, SMAX): Likewise
4132 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4134 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4135 leading 's' to the name.
4136 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4137 smaxxf3, sminxf3): Likewise.
4138 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4141 2005-01-22 Paul Brook <paul@codesourcery.com>
4143 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4145 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4147 * config/s390/s390.c (struct processor_costs): New fields
4148 dlgr, dlr, dr, dsgfr, dsgr.
4149 (z900_cost, z990_cost): Values for new fields.
4150 (s390_rtx_costs): New cases MEM und COMPARE in switch
4151 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4152 DIV, MOD, UDIV, UMOD.
4154 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4156 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4157 into the register being decremented.
4158 ("doloop_si31", "doloop_di"): Likewise.
4159 ("*doloop_si_long"): Adapt pattern.
4161 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4163 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4165 (CLASS_MAX_NREGS): Likewise.
4167 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4169 * doc/tree-ssa.texi (Statement Operands): Add example for new
4170 must-def macro. Note deprecation of old operands interface.
4172 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4174 PR tree-optimization/19484
4175 * tree-cfg.c (remove_fallthru_edge): New function.
4176 (cleanup_control_flow): Remove fallthru edges from calls that are
4177 now known not to return.
4179 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4181 Fix PR tree-optimization/19038
4182 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4183 copies with loop variant ones.
4185 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4187 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4188 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4189 config/alpha/alpha.md, config/alpha/predicates.md,
4190 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4191 config/sparc/sol2.h: Update copyright.
4193 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4194 first label to see if it is a nonlocal label.
4196 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4197 Andrew Pinski <pinskia@physics.uc.edu>
4200 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4201 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4203 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4205 * config/rs6000/rtems.h: Update copyright.
4207 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4210 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4211 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4212 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4214 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4217 * c-typeck.c (convert_arguments): Check for error_mark_node.
4219 2005-01-21 Ian Lance Taylor <ian@airs.com>
4221 PR tree-optimization/13000
4222 * tree-inline.c: Include "tree-flow.h".
4223 (expand_call_inline): If warn_return_type, warn if non-void inline
4224 function falls through.
4225 * tree-cfg.c (execute_warn_function_return): Don't warn about
4226 control reaching end if TREE_NO_WARNING is set. Set
4228 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4230 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4231 branch if we don't need one.
4232 * c-typeck.c: Include "tree-flow.h"
4233 (c_finish_bc_stmt): Don't add a goto if the current statement
4234 list doesn't fall through to the current point.
4236 2005-01-21 Roger Sayle <roger@eyesopen.com>
4238 PR rtl-optimization/576
4239 * real.c (real_arithmetic): Change return type from void to bool
4240 to return an indication that the result may be inexact.
4241 * real.h (real_arithmeric): Update prototype.
4242 * fold-const.c (const_binop): Don't constant fold floating
4243 point expressions when the user specifies -frounding-math and
4244 the result may depend upon the run-time rounding mode.
4245 (fold_convert_const_real_from_real): Clean-up.
4246 (fold_initializer): Ignore flag_rounding_math for initializers.
4247 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4248 constant fold FP operations with flag_rounding_math if the
4249 result may depend upon the run-time rounding mode.
4251 2005-01-21 Tom Tromey <tromey@redhat.com>
4253 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4255 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4257 * tree-cfg.c: Fix comment typos.
4259 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4261 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4262 around the call to rest_of_handle_branch_target_load_optimize.
4264 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4266 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4267 (sparc64-*-openbsd*): Likewise.
4268 (sparclite-*-elf*): Include tm-dwarf2.h.
4269 (sparc86x-*-elf*): Likewise.
4270 (sparc64-*-elf*): Likewise.
4271 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4272 (DBX_DEBUGGING_INFO): Likewise.
4273 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4274 (PREFERRED_DEBUGGING_TYPE): Likewise.
4275 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4276 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4277 (PREFERRED_DEBUGGING_TYPE): Likewise.
4278 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4279 (PREFERRED_DEBUGGING_TYPE): Likewise.
4280 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4282 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4285 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4287 2005-01-20 Paul Brook <paul@codesourcery.com>
4289 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4291 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4293 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4294 label is first in a sequence of labels.
4296 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4298 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4299 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4301 * doc/sourcebuild.texi (Test Directives): New.
4303 2005-01-20 Roger Sayle <roger@eyesopen.com>
4305 * real.c (real_floor): Don't leave the result uninitialized when
4306 mode is VOIDMode, but return the unrounded intermediate value.
4307 (real_ceil): Likewise.
4309 2005-01-20 Paul Brook <paul@codesourcery.com>
4311 * config/arm/arm.md (insv): Use gen_int_mode.
4313 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4315 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4316 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4317 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4318 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4319 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4321 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4324 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4325 fbreg, so we have to assume we can't.
4326 (loc_descriptor_from_tree_1): Ditto.
4327 (containing_function_has_frame_base): New function.
4328 (add_location_or_const_value_attribute): Use it.
4329 Also try to generate a frame_base from a single element location
4332 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4334 PR tree-optimization/15349
4335 * timevar.def (TV_TREE_MERGE_PHI): New.
4336 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4338 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4339 calls to tree_forwarder_block_p.
4340 (remove_forwarder_block_with_phi, merge_phi_nodes,
4341 gate_merge_phi, pass_merge_phi): New.
4342 * tree-optimize.c (init_tree_optimization_passes): Add
4344 * tree-pass.h: Add an extern for pass_merge_phi;
4346 2005-01-20 Richard Henderson <rth@redhat.com>
4349 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4350 (_mm_castps_pd, _mm_castps_si128): New.
4351 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4353 2005-01-20 Richard Henderson <rth@redhat.com>
4356 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4357 __builtin_ia32_vec_init_v2si.
4358 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4359 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4360 (ix86_init_mmx_sse_builtins): Create it.
4361 (ix86_expand_builtin): Expand it.
4362 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4363 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4364 (vec_extractv2si_0, vec_extractv2si_1): New.
4366 2005-01-20 Richard Henderson <rth@redhat.com>
4369 * config/i386/i386.c (ix86_expand_push): New.
4370 * config/i386/mmx.md (push<MMXMODE>1): New.
4371 * config/i386/sse.md (push<SSEMODE>1): New.
4372 * config/i386/i386-protos.h: Update.
4374 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4376 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4379 2005-01-20 Richard Henderson <rth@redhat.com>
4381 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4382 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4384 2005-01-19 Richard Henderson <rth@redhat.com>
4387 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4388 to V4SFmode in SSE1 fallback load path.
4390 2005-01-19 Richard Henderson <rth@redhat.com>
4392 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4393 in QImode expansion to ix86_expand_vector_set.
4394 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4396 2005-01-19 Richard Henderson <rth@redhat.com>
4399 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4400 subclass of the input class.
4401 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4402 Always true for cross-SSE1 classes. Rationalize conditionals.
4403 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4404 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4405 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4406 (movdi_2): Add MMX/SSE zeros.
4407 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4408 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4409 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4410 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4411 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4412 (zero_extendsidi2_rex64_1): Remove.
4413 (MOV0 peephole): Check GENERAL_REG_P.
4415 2005-01-19 Richard Henderson <rth@redhat.com>
4418 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4420 (ix86_expand_vector_extract): Likewise.
4422 2005-01-19 Richard Henderson <rth@redhat.com>
4425 * expr.c (emit_move_change_mode): New argument force; use
4426 simplify_gen_subreg if true.
4427 (emit_move_via_alt_mode): Merge into ...
4428 (emit_move_via_integer): ... here.
4429 (emit_move_ccmode): Use emit_move_change_mode directly.
4431 2005-01-19 Richard Henderson <rth@redhat.com>
4434 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4435 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4436 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4438 (alpha_emit_set_const): Likewise. Make static.
4439 (alpha_emit_set_long_const): Make static.
4440 (alpha_extract_integer): Split out from alpha_expand_mov.
4441 (alpha_split_const_mov): Likewise.
4442 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4443 (alpha_legitimate_constant_p): New.
4444 * config/alpha/alpha-protos.h: Update.
4445 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4446 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4447 * config/alpha/alpha.md (movsi): Add n alternative.
4448 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4449 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4450 (splitters for all of the above): Use alpha_split_const_mov.
4451 * config/alpha/predicates.md (non_add_const_operand): New.
4452 (non_zero_const_operand): New.
4453 (input_operand): Use alpha_legitimate_constant_p after reload.
4455 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4457 PR tree-optimization/19038
4458 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4459 (add_candidate): Add ivs with increment in latch only if
4460 allow_ip_end_pos_p is true.
4461 (determine_iv_cost): Use empty_block_p.
4463 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4465 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4466 (compute_dominance_frontiers): Ditto.
4468 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4471 * config/sh/t-rtems: New.
4472 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4474 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4476 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4477 the offset of the selected field.
4479 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4481 * tree-cfg.c (remove_forwarder_block): Fix the check to
4482 prevent a nonlocal label from appearing in the middle of a
4485 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4487 PR rtl-optimization/19462
4488 * reorg.c (find_end_label): Create return insn only if
4489 current_function_epilogue_delay_list is empty.
4491 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4493 * doc/passes.texi: Remove paragraph mentioning new-ra.
4495 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4497 PR rtl-optimization/15139
4498 * combine.c: Include params.h.
4499 (count_rtxs): New function.
4500 (record_value_for_reg): If replace_rtx would replace at least
4501 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4502 (clobber (const_int 0)) instead of TEM.
4503 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4504 * params.h (MAX_LAST_VALUE_RTL): New.
4505 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4506 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4509 * c-typeck.c (digest_init): Only call build_vector if all constructor
4510 elements are *_CST nodes.
4511 * gimplify.c (gimplify_init_constructor): Likewise.
4514 * c-typeck.c (digest_init): Only call build_vector if inside_init
4517 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4519 * toplev.c (init_asm_output): Remove dead #ifdef.
4521 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4523 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4525 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4527 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4528 accessing DECL_FUNCTION_CODE.
4529 * dojump.c (do_jump): Likewise.
4530 * gimplify.c (gimplify_call_expr): Likewise.
4531 * predict.c (expr_expected_value): Likewise.
4532 (strip_builtin_expect): Likewise.
4533 * tree-inline.c (estimate_num_insns_1): Likewise.
4534 * tree-ssa-loop-im.c (stmt_cost): Likewise
4535 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4536 (tree_expr_nonnegative_p): Likewise.
4538 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4540 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4541 variant of the load_pcrel_sym pattern.
4542 * config/sparc/sparc.md (P macro): Move to the top.
4543 (load_pcrel_sym): Macroize using P.
4544 (save_register_window): Likewise.
4546 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4548 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4551 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4554 * c-typeck.c (build_asm_expr): Strip nops off
4555 input memory operands.
4557 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4559 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4560 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4561 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4562 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4564 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4567 * config/i386/i386.c (override_options): If the 80387 is disabled,
4568 then do not return FP values using FP registers.
4570 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4572 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4573 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4574 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4575 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4576 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4577 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4578 output.h, postreload-gcse.c, postreload.c, recog.c,
4579 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4580 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4581 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4582 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4583 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4584 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4585 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4586 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4588 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4589 config/alpha/alpha.c, config/arm/vfp.md,
4590 config/i386/emmintrin.h, config/i386/i386-modes.def,
4591 config/i386/i386-protos.h, config/i386/i386.h,
4592 config/i386/pmmintrin.h, config/i386/ppro.md,
4593 config/i386/predicates.md, config/i386/xmmintrin.h,
4594 config/i860/i860.c, config/ia64/ia64-modes.def,
4595 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4596 config/ia64/ia64.md, config/ia64/itanium1.md,
4597 config/ia64/itanium2.md, config/ia64/predicates.md,
4598 config/iq2000/iq2000.h, config/mips/linux64.h,
4599 config/rs6000/aix41.h, config/rs6000/aix43.h,
4600 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4601 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4602 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4603 config/sparc/linux64.h, config/sparc/litecoff.h,
4604 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4605 config/sparc/sparc.h, config/sparc/sparc.md,
4606 config/sparc/sysv4-only.h: Update copyright.
4608 2005-01-18 Richard Henderson <rth@redhat.com>
4611 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4613 2005-01-18 Marc Espie <espie@openbsd.org>
4614 * config/i386/openbsdelf.h: Typo.
4616 2005-01-18 Richard Henderson <rth@redhat.com>
4618 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4619 special case for sse.
4620 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4622 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4624 * tree-inline.c (estimate_num_insns_1): Added cases for
4625 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4627 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4629 PR rtl-optimization/19296
4630 * combine.c (simplify_comparison): Rewrite the condition under
4631 which a non-paradoxical SUBREG of a PLUS can be lifted when
4632 compared against a constant.
4634 2005-01-18 Andi Kleen <ak@muc.de>
4636 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4637 * c.opt (-Wpointer-sign): Add.
4638 * doc/invoke.texi: (-Wpointer-sign): Add.
4640 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4642 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4643 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4644 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4645 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4646 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4647 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4648 for TARGET_MIX_SSE_I387.
4649 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4650 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4651 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4652 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4653 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4654 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4655 TARGET_MIX_SSE_I387.
4656 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4659 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4662 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4663 Add movaps alternative for xmm reg->reg move.
4665 2005-01-17 Jeff Law <law@redhat.com>
4667 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4668 at the end of the main DOM loop rather than just before DOM exits.
4670 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4672 PR tree-optimization/19121
4673 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4674 adding aliases to a name tag, also add them to the pointer's
4676 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4677 sensitive alias info at all. Only check that the two pointers
4678 have compatible pointed-to sets.
4679 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4680 a pointer's type tag is a superset of the alias set of the
4683 2005-01-17 James E Wilson <wilson@specifixinc.com>
4686 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4687 comment to document why.
4689 2005-01-17 Richard Henderson <rth@redhat.com>
4691 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4692 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4693 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4694 sse2_vmsminv2df3_finite): New.
4695 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4696 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4697 Force op1 into register.
4699 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4701 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4702 bubblestrap from always rebuilding build directory.
4704 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4706 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4707 ("*cmpmem_short"): Likewise.
4709 2005-01-17 Steven Bosscher <stevenb@suse.de>
4711 * basic-block.h: Document BB_* flags.
4712 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4713 use an sbitmap instead.
4714 * sched-rgn.c (compute_trg_info): Likewise.
4716 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4718 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4719 redundant target_cpu_default and extra_parts lines. Use the default
4721 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4722 (SUBTARGET_EXTRA_SPECS): Delete.
4723 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4724 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4725 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4726 and "n32" for -mabi=n32.
4728 2005-01-17 Ian Lance Taylor <ian@airs.com>
4731 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4732 fold constant variables into initial values.
4734 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4736 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4738 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4739 through the statements backward.
4741 2005-01-17 Ian Lance Taylor <ian@airs.com>
4743 PR middle-end/13127:
4744 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4745 a variable set to the return value of the inlined function.
4747 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4749 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4750 when modes are tieable.
4752 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4754 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4755 of pthread_create to find out if threads are enabled.
4756 * gthr-posix95.h (__gthread_active_p): Likewise.
4758 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4760 * common.opt (-fnew-ra): Remove.
4762 * toplev.h (flag_new_regalloc): Remove.
4763 * Makefile.in (ra*.*): Don't mention.
4764 * passes.c (rest_of_handle_new_regalloc): Remove.
4765 (rest_of_handle_combine, rest_of_compilation): Always consider
4766 flag_new_regalloc as false.
4767 * doc/invoke.texi: Don't document -fnew-ra.
4769 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4771 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4772 last parameter to reg_scan.
4773 * loop.c (loop_optimize): Likewise.
4774 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4775 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4776 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4777 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4778 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4779 * regclass.c (reg_scan): Likewise, for the declaration.
4780 * rtl.h (reg_scan): Likewise, for the prototype.
4782 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4784 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4785 mark_dfs_back_edges.
4787 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4789 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4790 (compute_avail): Uses don't go in tmp_gen.
4792 2005-01-16 Steven Bosscher <stevenb@suse.de>
4794 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4795 loop to look for a free slot in a page entry.
4797 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4800 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4801 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4802 just before targetm.asm_out.file_end.
4803 * tree.h (process_pending_assemble_output_defs): Declare.
4804 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4806 (assemble_alias): Defer generation of assembly code for defines when
4807 TARGET_DEFERRED_OUTPUT_DEFS is true.
4808 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4809 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4810 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4812 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4815 * pa.c (pa_scalar_mode_supported_p): New function.
4816 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4817 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4819 * pa-protos.h (prefetch_operand): Delete.
4820 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4821 * pa.c (prefetch_operand): Delete.
4822 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4823 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4824 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4825 and prefetch_nocc_operand.
4826 * pa.md (prefetch): Rework to avoid reload problems handling short
4827 displacements when a cache control completer needs to be provided.
4828 (prefetch_32, prefetch_64): Delete.
4829 (prefetch_cc, prefetch_nocc): New patterns.
4831 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4833 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4835 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4838 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4839 exceeds maximum alignment for global common data.
4840 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4841 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4843 2004-01-15 Roger Sayle <roger@eyesopen.com>
4845 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4847 2004-01-15 Roger Sayle <roger@eyesopen.com>
4849 * harg-reg-set.h (reg_class_names): Prototype global array.
4850 * regclass.c (reg_class_names): Declare here and initialize to
4852 (dump_regclass): Remove local declaration of reg_class_names.
4853 (regclass): Likewise.
4854 * cfg.c (dump_flow_info): Likewise.
4855 * ra-debug.c (reg_class_names): Likewise.
4856 * regrename.c (reg_class_names): Likewise.
4857 * reload.c (reg_class_names): Likewise.
4858 * reload1.c (spill_failure): Likewise.
4859 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4861 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4863 * config/s390/s390.md ("reload_outti"): Remove predicate for
4864 output operand. Abort if operand is not a MEM.
4865 ("reload_outdi", "reload_outdf"): Likewise.
4867 2005-01-15 Marc Espie <espie@openbsd.org>
4869 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4870 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4871 * config/openbsd.h: Fix C++ includes for native configurations.
4872 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4873 Add trampoline support.
4874 * config/i386/openbsdelf.h: New.
4876 2005-01-15 Marc Espie <espie@openbsd.org>
4878 * collect2.c (main): Explicitly parse -dynamic-linker option.
4880 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4882 PR tree-optimization/19060
4883 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4884 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4885 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4886 and handle extract_range_from_cond returning false.
4887 * fold-const.c (fold): Optimize comparisons with min/max even for
4888 width > HOST_BITS_PER_WIDE_INT.
4890 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4892 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4893 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4894 Remove little endian multilib variants.
4895 Add mips32 multilib variant.
4897 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4899 * explow.c (copy_all_reg, stabilize): Remove.
4900 * expr.h: Remove the corresponding prototypes.
4902 * rtlanal.c (regs_set_between_p): Remove.
4903 * rtl.h: Remove the corresponding prototype.
4905 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4907 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4908 to rs6000_nonimmediate_operand.
4909 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4910 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4911 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4912 rs6000_nonimmediate_operand.
4913 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4914 rs6000_nonimmediate_operand.
4916 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4918 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4920 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4922 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4924 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4925 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4927 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4928 (rs6k_nonimmediate_operand): New.
4929 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4931 (legitimate_lo_sum_address_p): Same.
4932 (rs6000_legitimize_address): Same.
4933 (rs6000_legitimize_reload_address): Same.
4934 (rs6000_legitimate_address): Same.
4935 (spe_build_register_parallel): Pass DF and DC modes in a DI
4938 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4939 to rs6k_nonimmediate_operand.
4941 * config/rs6000/spe.md ("*frob_df_di"): New.
4942 ("*frob_di_df"): New.
4943 ("*frob_di_df_2"): New.
4944 ("*mov_sidf_e500_subreg0"): New.
4945 ("*mov_sidf_e500_subreg4"): New.
4946 ("*movdf_e500_double"): Change predicate to
4947 rs6k_nonimmediate_operand.
4949 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4951 * postreload.c (move2add_note_store): Only call
4952 trunc_int_for_mode on scalar integers.
4954 2005-01-14 Steven Bosscher <stevenb@suse.de>
4956 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4957 replace BB_VISITED uses.
4958 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4959 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4960 (tree_dce_done): Free visited_control_parents.
4961 (perform_tree_ssa_dce): Allocate and clear it.
4962 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4963 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4964 instead of BB_VISITED.
4966 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4968 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4969 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4970 Remove unused prototypes.
4972 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4974 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4975 64-bit register usage.
4976 (spe_func_has_64bit_regs_p): Add FIXME note.
4978 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4980 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4981 flag_finite_math_only with flag_unsafe_math_optimizations.
4983 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4985 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4987 (__tpf_eh_return): Copy TPF private stack area from the module
4988 boundary stack frame. Add check for when module addresses are
4989 equal, but no stub address is found.
4991 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4994 * arm.h (struct machine_function): Add call_via field.
4995 (thumb_call_via_label): Declare.
4996 * arm.c (thumb_call_via_label): New variable.
4997 (thumb_call_reg_needed): New variable.
4998 (arm_output_function_epilogue): For Thumb code, output any per-function
4999 call-indirect trampolines.
5000 (thumb_call_via_reg): New function.
5001 (arm_file_end): New function.
5002 (TARGET_ASM_FILE_END): Call arm_file_end.
5003 (aof_file_end): Likewise.
5004 * arm-protos.h (thumb_call_via_reg): Declare.
5005 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5006 thumb_call_via_reg in normal case.
5008 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5011 PR rtl-optimization/19348
5012 * recog.c (peephole2_optimize): Do global life update if some peephole
5013 decides it doesn't need at least one of its inputs and that change
5014 influences liveness at the start of the basic block.
5016 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5017 arguments instead of 1.
5019 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5022 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5023 zero for nested functions needing a static chain or functions
5024 with a non-constant address.
5026 2005-01-13 Roger Sayle <roger@eyesopen.com>
5028 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5029 (and (sign_extend X) C) into (zero_extend (and X C)).
5031 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5033 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5035 2005-01-13 Richard Henderson <rth@redhat.com>
5040 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5041 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5042 not just TARGET_SSE.
5043 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5044 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5045 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5046 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5047 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5048 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5049 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5050 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5051 (movdicc_c_rex64): Rename with '*'.
5052 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5053 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5054 (movsfcc_1_387): Rename from movsfcc_1.
5055 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5056 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5057 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5058 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5059 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5060 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5061 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5062 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5063 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5064 sse_movdfcc_const0_4): Remove.
5065 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5066 recognize min/max early. Update for changed sse cmove patterns.
5067 (ix86_split_sse_movcc): New.
5068 * config/i386/i386-protos.h: Update.
5070 2005-01-13 Steven Bosscher <stevenb@suse.de>
5072 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5073 (fix_stmt_v_may_defs): Likewise.
5075 2005-01-13 Richard Henderson <rth@redhat.com>
5077 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5078 for converting the mask.
5080 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5082 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5085 2005-01-13 Richard Henderson <rth@redhat.com>
5087 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5088 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5089 IX86_BUILTIN_MOVDQ2Q): Remove.
5090 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5091 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5092 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5094 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5095 (sse2_pextrw): Fix immediate constraint.
5096 (sse2_loadq, sse2_loadq_rex64): Remove.
5097 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5098 Use __builtin_ia32_vec_ext_<size>.
5099 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5101 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5103 * function.c (assign_parm_setup_block): Look inside original
5104 entry_parm when inspecting PARALLEL.
5106 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5107 Joel Sherrill <joel@oarcorp.com>
5110 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5111 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5112 rtems_gxx_recursive_mutex_init.
5113 (__gthread_recursive_mutex_lock): New function.
5114 (__gthread_recursive_mutex_trylock): Likewise.
5115 (__gthread_recursive_mutex_unlock): Likewise.
5117 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5119 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5121 2005-01-13 Jan Beulich <jbeulich@novell.com>
5123 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5124 (ashrti3_internal): Indicate output is early clobber. Generate result
5125 into output rather than first input. Use move for low word of output
5126 if shift count is exactly 64.
5127 (lshrti3_internal): Likewise.
5129 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5133 * reload1.c (delete_output_reload): Don't delete an output reload
5134 if the pseudo lives longer than a single basic block. Adjust and
5135 improve wording of comment.
5137 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5140 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5141 of TYPE_SIZE where we mean the number of bytes.
5143 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5145 * function.c (assign_parm_setup_block): Relax condition on
5146 multi-register optimization.
5148 2005-01-12 Nick Clifton <nickc@redhat.com>
5150 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5151 an "in_delay_slot" attribute of "no" to prevent them being used in
5152 delay slots. This is forbidden because they might generate
5155 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5158 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5161 2005-01-12 Nick Clifton <nickc@redhat.com>
5163 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5164 passed on to GAS) but do not define, as GAS no longer supports or
5165 needs the -m2000 option.
5167 2005-01-11 Roger Sayle <roger@eyesopen.com>
5169 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5170 type as args of unprototyped builtins aren't automatically promoted.
5171 (fold_builtin_abs): Likewise.
5173 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5175 * Makefile.in: Set a `build-warn' variable.
5177 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5179 PR tree-optimization/17949
5180 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5181 (find_interesting_uses_address): Use it.
5183 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5185 * regrename.c (kill_value): Handle subreg's that won't simplify.
5187 2005-01-11 Richard Henderson <rth@redhat.com>
5190 * config/i386/i386.h (enum ix86_builtins): Move ...
5191 * config/i386/i386.c: ... here.
5192 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5193 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5194 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5195 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5196 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5197 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5198 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5199 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5200 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5201 IX86_BUILTIN_LOADDDUP): Remove.
5202 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5203 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5204 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5205 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5206 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5207 (ix86_init_builtins): Make static.
5208 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5209 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5210 if all the modes match. Otherwise, fake it.
5211 (get_element_number, ix86_expand_vec_init_builtin,
5212 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5213 (ix86_expand_builtin): Make static. Update for changed builtins.
5214 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5215 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5216 (ix86_expand_vector_init_duplicate): New.
5217 (ix86_expand_vector_init_low_nonzero): New.
5218 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5219 Split out from ix86_expand_vector_init; handle integer modes.
5220 (ix86_expand_vector_init): Use them.
5221 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5222 * config/i386/i386-protos.h: Update.
5223 * config/i386/predicates.md (reg_or_0_operand): New.
5224 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5225 (movv2sf_internal): Likewise. And a splitter to match them all.
5226 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5227 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5228 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5229 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5230 (mmx_pinsrw): Fix operand ordering.
5231 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5232 rather than sse_loadss expander.
5233 (movv2df splitter): Similarly.
5234 (sse_loadss, sse_loadlss): Remove.
5235 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5236 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5237 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5238 (sse3_movddup): Rename with '*'.
5239 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5240 (sse2_loadsd): Remove.
5241 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5242 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5243 (sse2_pinsrw): Fix argument ordering.
5244 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5245 (sse2_stored): Remove 'r' destination.
5246 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5247 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5248 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5249 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5250 vec_extractv16qi, vec_initv16qi): New.
5252 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5253 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5254 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5256 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5257 (_mm_load_si128, _mm_store_si128): Likewise.
5258 (_mm_load1_pd): Use _mm_set1_pd.
5259 (_mm_load_sd): Use _mm_set_sd.
5260 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5261 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5262 (_mm_set_epi64): Use _mm_set_epi64x.
5263 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5264 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5265 _mm_setr_epi8): Use _mm_set_foo form.
5266 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5267 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5268 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5269 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5270 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5271 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5272 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5273 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5274 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5275 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5276 (_mm_movedup_pd): Use _mm_shuffle_pd.
5277 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5278 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5279 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5280 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5282 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5283 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5284 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5285 (_mm_store_ps): Use raw dereference.
5286 (_mm_store1_ps): Use _mm_storeu_ps.
5287 (_mm_storer_ps): Use _mm_store_ps.
5288 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5289 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5291 2005-01-11 Stan Shebs <shebs@apple.com>
5293 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5294 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5296 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5299 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5300 Skip all DECLs except for FIELD_DECLs.
5302 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5304 * config/s390/s390.c (override_options): Return error if
5305 -mbackchain, -mpacked-stack and -mhard-float are used together.
5306 (s390_va_start): Remove the backchain && packed-stack special case.
5307 (s390_gimplify_va_arg): Likewise.
5308 * doc/invoke.texi: Remove the ABI incompatibility note.
5310 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5312 * config/s390/s390.c (struct s390_frame_layout): Remove
5314 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5315 save_backchain_p with TARGET_BACKCHAIN.
5317 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5320 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5321 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5322 * function.c (locate_and_pad_parm): Set new field.
5323 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5324 Tweak where_pad test to include "none". Always set mem align for
5326 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5327 not sufficient for type.
5328 (assign_parm_setup_block): If stack_parm is zero on entry, always
5329 make a new stack local. Block move old stack parm if necessary
5330 to new aligned stack local.
5331 (assign_parm_setup_stack): Use a block move to handle
5332 potentially misaligned entry_parm.
5333 (assign_parms_unsplit_complex): Specify required alignment when
5334 creating stack local.
5335 * calls.c (compute_argument_addresses): Override alignment of stack
5336 arg calculated from its type with the alignment given by
5337 FUNCTION_ARG_BOUNDARY.
5338 (store_one_arg): Likewise.
5340 2005-01-11 Jan Beulich <jbeulich@novell.com>
5342 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5343 Change respective itanium_class attribute to ialu.
5344 (shladdp4_internal): New.
5345 * config/ia64/predicates.md (shladd_log2_operand): New.
5347 2005-01-11 Richard Henderson <rth@redhat.com>
5349 * expr.c (store_constructor): Use rtvec_alloc instead of
5350 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5352 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5354 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5356 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5358 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5359 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5360 (TARGET_RWRELOC): Define.
5361 (ia64_rwreloc_section_type_flags): Delete.
5362 (ia64_section_type_flags): New function.
5363 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5364 (TARGET_RWRELOC): Define.
5366 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5369 * config/ia64/ia64.c (process_set): For alloc insn, only call
5370 process_epilogue is !frame_pointer_needed.
5372 2005-01-10 Roger Sayle <roger@eyesopen.com>
5375 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5376 unary operator and can't be treated as a binary/comparison operator.
5378 2005-01-10 Richard Henderson <rth@redhat.com>
5380 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5381 (ix86_return_in_memory): Likewise.
5382 (function_arg_advance): Likewise. Mirror structure in function_arg
5383 for choosing register to advance.
5385 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5387 * tree-vectorizer.c, tree.def: Fix comment typos.
5389 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5391 * config/s390/s390.c (struct processor_costs): 4 new fields:
5392 ddbr, ddr, debr, der.
5393 (s390_rtx_costs): More precise handling of divide instructions.
5395 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5397 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5399 2005-01-10 Jan Beulich <jbeulich@novell.com>
5401 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5402 names resulting from -ffunction-sections/-fdata-sections and linkonce
5404 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5405 based on the section name. Rearrange the section name comparison logic
5406 slightly so that each section name is compared against at most once.
5408 2005-01-10 Ben Elliston <bje@au.ibm.com>
5410 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5411 targets for which -fPIC reduces limitations on the GOT size.
5413 2005-01-09 Falk Hueffner <falk@debian.org>
5415 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5418 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5421 * collect2.c (main): Set aixrtl_flag for -brtl option.
5422 (resolve_lib_name): Search for .so file extension before .a
5425 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5427 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5428 (vect_analyze_data_refs_alignment): Add dump prints.
5430 2005-01-09 Ira Rosen <irar@il.ibm.com>
5432 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5433 expr_invariant_in_loop_p.
5434 Initialize outputs first thing in the function.
5435 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5436 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5437 (vect_analyze_pointer_ref_access): Check that the initial condition of
5438 the access function is loop invariant.
5440 2005-01-09 Richard Henderson <rth@redhat.com>
5442 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5443 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5444 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5445 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5446 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5447 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5448 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5449 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5450 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5451 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5452 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5453 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5454 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5455 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5456 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5457 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5458 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5459 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5460 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5461 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5462 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5463 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5464 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5466 (mmx_clrdi, pavgusb): Remove.
5467 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5468 with leading sse_ prefix.
5469 * config/i386/sse.md: Receive them.
5470 * config/i386/mmx.md: New file.
5471 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5472 (subrv2sf3): Turn into expander for normal subtraction.
5473 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5474 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5475 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5476 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5477 commutative; use ix86_binary_operator_ok.
5478 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5479 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5480 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5481 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5482 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5483 Macroize from existing patterns; use ix86_binary_operator_ok.
5484 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5485 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5486 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5487 with vec_select+vec_concat.
5488 (mmx_pshufw, mmx_pshufw_1): Likewise.
5489 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5490 (mmx_uavgv4hi3): Model correctly.
5491 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5492 _mm_xor_si64): Remove casts.
5494 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5496 PR tree-optimization/19224
5497 * tree-scalar-evolution.c (get_instantiated_value,
5498 set_instantiated_value): New functions.
5499 (instantiate_parameters_1): Cache the results.
5500 (instantiate_parameters, resolve_mixers): Initialize and free
5503 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5505 * config/i386/i386.md (addhi_4): Correct reference in comment.
5508 2005-01-08 Richard Henderson <rth@redhat.com>
5510 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5511 (_mm_cvtsi128_si64x): Likewise.
5512 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5513 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5514 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5515 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5516 * config/i386/i386-protos.h: Update.
5517 * config/i386/i386.c (print_operand): Add 'H'.
5518 (ix86_fixup_binary_operands): Split out from ...
5519 (ix86_expand_binary_operator): ... here.
5520 (ix86_fixup_binary_operands_no_copy): New.
5521 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5522 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5523 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5524 (safe_vector_operand): Use CONST0_RTX.
5525 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5526 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5527 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5528 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5530 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5531 (IX86_BUILTIN_CMPNGESS): New.
5532 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5533 (attr type): Add sselog1.
5534 (attr unit, attr memory): Handle it.
5535 (movti, movti_internal, movti_rex64): Move near other integer moves.
5536 (movtf, movtf_internal): Move near other fp moves.
5537 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5538 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5539 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5540 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5541 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5542 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5543 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5544 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5545 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5546 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5547 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5548 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5549 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5550 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5551 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5552 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5553 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5554 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5555 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5556 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5557 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5558 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5559 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5560 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5561 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5562 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5563 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5564 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5565 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5566 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5567 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5568 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5569 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5570 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5571 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5572 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5573 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5574 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5575 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5576 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5577 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5578 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5579 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5580 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5582 (SSEPUSH, push<SSEPUSH>): Remove.
5583 (MMXPUSH, push<MMXPUSH>): Remove.
5584 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5585 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5586 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5587 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5588 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5589 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5590 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5591 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5592 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5593 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5594 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5595 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5596 (ppro_sse_log_V4SF): Handle sselog1.
5597 * config/i386/predicates.md (const_0_to_1_operand): New.
5598 (const_0_to_255_mul_8_operand): New.
5599 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5600 (const_2_to_3_operand, const_4_to_7_operand): New.
5601 * config/i386/sse.md: New file.
5602 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5603 (sse_movups): Rename from sse_movups_1.
5604 (sse_loadlss): Rename from sse_loadss_1.
5605 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5607 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5608 (absv4sf2, negv2df, absv2df): New.
5609 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5610 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5611 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5612 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5613 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5614 (sse3_addsubv4sf3): Model correctly.
5615 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5616 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5617 (sse_movhlps): Model with vec_select+vec_concat.
5618 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5619 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5620 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5621 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5622 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5623 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5624 sse2_pshufhw_1): Likewise.
5625 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5626 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5627 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5628 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5629 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5630 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5631 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5632 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5633 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5634 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5635 sminv8hi3): Mark commutative
5636 operands. Use ix86_binary_operator_ok.
5637 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5638 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5639 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5640 sse2_punpcklqdq): Allow operand2 in memory.
5641 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5642 sse2_movsd): Add memory alternatives.
5643 (sse_storelps): Turn expander into an insn; split after reload.
5644 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5645 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5647 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5649 * configure.ac (DWARF-2 debug_line): Use objdump.
5650 * configure: Regenerate.
5652 2005-01-08 Jeff Law <law@redhat.com>
5653 Diego Novillo <dnovillo@redhat.com>
5655 PR tree-optimization/18241
5656 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5657 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5658 statements with volatile operands.
5659 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5660 operands after marking a statement with has_volatile_ops.
5662 2005-01-08 Roger Sayle <roger@eyesopen.com>
5664 * tree.c (int_fits_type_p): Always honor integer constant
5665 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5667 2005-01-08 Roger Sayle <roger@eyesopen.com>
5669 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5670 the latent bug in rtl_delete_block has been resolved.
5672 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5674 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5675 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5677 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5679 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5680 library as @multilib_dir@/$(SHLIB_SONAME).
5682 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5684 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5685 * configure: Regenerate.
5687 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5689 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5692 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5695 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5696 Convert non-word aligned offset address using ld/std into
5699 2005-01-07 Richard Henderson <rth@redhat.com>
5701 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5703 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5705 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5707 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5709 PR tree-optimization/19283
5710 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5711 is not shorter than the original type.
5713 PR rtl-optimization/19012
5714 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5716 PR rtl-optimization/18861
5717 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5718 (FULL_STATE): Define.
5719 (mark_tablejump_edge): New function.
5720 (purge_dead_tablejump_edges): New function.
5721 (find_bb_boundaries): Use it.
5723 PR tree-optimization/18828
5724 * builtins.c (expand_builtin_next_arg): Remove argument and all
5725 the argument checking.
5726 (expand_builtin): Adjust caller.
5727 (expand_builtin_va_start): Likewise. Remove error for too many
5729 (fold_builtin_next_arg): Issue error for too many arguments.
5730 After checking arguments, replace them with magic arguments that
5731 prevent further checking of the args.
5733 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5735 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5737 2005-01-06 Roger Sayle <roger@eyesopen.com>
5740 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5741 and %{.S:...} (and their negative variants) to test whether the
5742 input file is assembler or pre-processed-assembler independent of
5743 the actual filename extension.
5745 2005-01-06 Roger Sayle <roger@eyesopen.com>
5747 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5748 of sign or zero extended values.
5750 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5752 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5753 for IBM long double format correctly.
5755 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5757 Fix PR tree-optimization/18792
5759 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5760 to first_loop_depth, and use loop depth instead of loop number.
5761 (build_classic_dir_vector): Ditto.
5762 (compute_data_dependences_for_loop): Use depth, not loop number.
5763 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5764 number. Pass in loops, instead of loop numbers.
5765 (gather_interchange_stats): Ditto.
5766 (linear_transform_loops): Ditto.
5768 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5771 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5772 biv_fits_mode_p, extension_within_bounds_p): New functions.
5773 (check_ext_dependent_givs): Use them.
5775 2005-01-06 Roger Sayle <roger@eyesopen.com>
5777 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5778 more than one barrier, in which case we should delete them all.
5780 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5782 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5784 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5786 Fix PR middle-end/19286
5788 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5789 output this subprogram, simply ignore this attempt to do it again.
5790 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5791 origin attribute if it's not possible.
5792 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5793 (decls_for_scope): Ditto.
5794 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5795 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5797 2005-01-05 Richard Henderson <rth@redhat.com>
5800 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5801 (bdesc_2arg): Use it.
5802 (ix86_expand_binop_builtin): Force operands into registers
5804 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5805 ix86_expand_sse_compare, ix86_expand_sse_comi,
5806 ix86_expand_builtin): Likewise.
5808 2005-01-05 Richard Henderson <rth@redhat.com>
5810 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5812 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5813 (mulv4hi3): Set itanium_class mmmul.
5814 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5815 (fpack): Rename from fpack_sfsf.
5817 2005-01-05 Richard Henderson <rth@redhat.com>
5820 * reload1.c (do_input_reload): Restrict the optimization deleteing
5821 a previous output reload to RELOAD_FOR_INPUT.
5823 2005-01-05 Steven Bosscher <stevenb@suse.de>
5825 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5826 comment that we fall through after case.
5827 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5828 (distribute_links): Likewise.
5829 * cse.c (cse_insn): Likewise.
5830 * cselib.c (cselib_invalidate_mem): Likewise.
5831 * df.c: Update comments at the top of the file.
5832 (read_modify_subreg_p): Update comments here too.
5833 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5834 * flow.c (mark_set_1): Likewise.
5835 (mark_used_regs): Likewise.
5836 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5837 (canon_list_insert): Likewise.
5838 (mark_set): Likewise.
5839 (try_replace_reg): Likewise.
5840 (store_killed_in_insn): Likewise.
5841 * loop.c (count_one_set): Likewise.
5842 (basic_induction_var): Likewise.
5843 * postreload-gcse.c (find_mem_conflicts): Likewise.
5844 * postreload.c (reload_combine_note_store): Likewise.
5845 (move2add_note_store): Likewise.
5846 * reload.c (find_equiv_reg): Likewise.
5847 (mark_referenced_resources): Likewise.
5848 * rtlanal.c (set_noop_p): Likewise.
5849 (note_stores): Likewise.
5850 (note_uses): Likewise.
5851 * sched-deps.c (sched_analyze_1): Likewise.
5852 * sched-rgn.c (check_live_1): Likewise.
5853 (update_live_1): Likewise.
5854 * config/i860/i860.c: Likewise.
5856 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5858 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5860 * doc/rtl.texi: Update documentation for bit-fields and SET.
5862 2005-01-05 Roger Sayle <roger@eyesopen.com>
5864 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5866 2005-01-05 Jan Hubicka <jh@suse.cz>
5867 Richard Henderson <rth@redhat.com>
5870 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5873 2005-01-05 Richard Henderson <rth@redhat.com>
5876 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5877 (sse_shufps): Change operand 3 to const_int_operand.
5878 (sse2_storelps): Fix typo in template.
5879 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5880 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5881 (ix86_expand_builtin): Likewise.
5883 2005-01-05 Julian Brown <julian@codesourcery.com>
5885 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5886 as aggregates for AAPCS ABIs.
5888 2005-01-05 Stan Shebs <shebs@apple.com>
5890 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5891 Mach-O getters if ppc64.
5892 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5894 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5895 signed four-byte field for global code case.
5896 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5898 2005-01-05 Roger Sayle <roger@eyesopen.com>
5901 * c-common.c: Include real.h.
5902 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5903 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5904 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5905 * Makefile.in (c-common.o): Update dependencies.
5907 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5909 * c-parse.in (asm_string): Add trailing semicolon.
5911 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5913 * c-parse.in (asm_string): New. Don't allow wide strings in
5915 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5916 asm_string instead of STRING.
5918 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5920 * c-typeck.c (constructor_no_implicit): Remove.
5921 (set_designator, process_init_element): Don't check
5922 constructor_no_implicit.
5924 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5925 Kaz Kojima <kkojima@gcc.gnu.org>
5928 * lcm.c (create_pre_exit): New.
5929 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5930 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5932 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5934 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5935 -msoft-float in target_float_switch.
5936 * arm.c (arm_override_options): Fix processing of target_float_switch.
5938 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5940 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5943 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5945 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5946 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5948 2005-01-04 Roger Sayle <roger@eyesopen.com>
5950 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5951 if deleting the then-block allows the test-block to fallthru to the
5954 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5957 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5958 after the full declaration if the are in two different TUs.
5960 2005-01-04 Richard Henderson <rth@redhat.com>
5963 * tree-sra.c (generate_one_element_init): Just
5964 call gimplify_and_add.
5965 (generate_element_init): Record the
5966 new referenced variables and mark them for renaming
5967 and split out to ...
5968 (generate_element_init_1): This.
5969 (scalarize_init): Don't call push_gimplify_context/
5970 pop_gimplify_context.
5972 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5974 * toplev.c (get_src_pwd): Handle failure of getpwd().
5976 2005-01-04 Roger Sayle <roger@eyesopen.com>
5978 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5980 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5981 all the cases handled by it are inverted by invert_truthvalue.
5983 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5985 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5986 (save_register_windowsi): Likewise.
5988 2005-01-04 Richard Henderson <rth@redhat.com>
5990 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5992 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5995 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5996 any simplifications of vector mode comparison operators.
5997 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5999 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6000 Devang Patel <dpatel@apple.com>
6002 PR tree-optimization/18308
6003 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6004 the operands before creating a new expression.
6005 * dojump.c (do_jump): Make drop_through_label available
6006 for all cases. Add expansion of COND_EXPR.
6008 2005-01-04 Ira Rosen <irar@il.ibm.com>
6010 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6011 INTEGER_CST instead of TREE_CONSTANT.
6012 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6013 instead of TREE_CONSTANT.
6014 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6015 instead of TREE_CONSTANT.
6017 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6019 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6021 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6024 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6025 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6027 2005-01-03 Richard Henderson <rth@redhat.com>
6029 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6030 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6031 fold_convert_const_real_from_real): Split out from ...
6032 (fold_convert_const): ... here.
6034 2005-01-03 Richard Henderson <rth@redhat.com>
6037 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6038 (mov<MMXMODEI>_internal): Likewise.
6039 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6040 Add V2SF case; use it for SSE1; don't use TI.
6041 (movdf_integer): Likewise.
6042 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6044 2005-01-03 Ira Rosen <irar@il.ibm.com>
6046 * tree-vectorizer.c (vect_strip_conversions): New function.
6047 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6048 check for binary class.
6050 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6054 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6056 * gimple-low.c (mark_blocks_with_used_vars): New function.
6057 (mark_blocks_with_used_subblocks): Ditto.
6058 (mark_used_blocks): Ditto.
6059 (pass_mark_used_blocks): New pass.
6060 * tree-inline.c: Include debug.h.
6061 (expand_call_inline): Call outlining_inline_function here.
6062 * tree-optimize.c (init_tree_optimization_passes): Add
6063 pass_mark_used_blocks.
6064 * tree-pass.h (pass_mark_used_blocks): New.
6065 * Makefile.in (tree-inline.o): Add debug.h dependency.
6067 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6069 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6070 VAR_DECLs to have weak_import attribute.
6072 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6075 2004-01-03 Steven Bosscher <stevenb@suse.de>
6077 * passes.c (rest_of_compilation): Don't run regmove if only
6078 flag_expensive_optimizations, require flag_regmove instead.
6080 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6082 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6084 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6085 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6086 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6087 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6089 2005-01-03 Richard Henderson <rth@redhat.com>
6091 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6092 (ia64_const_ok_for_letter_p): New.
6093 (ia64_const_double_ok_for_letter_p): New.
6094 (ia64_extra_constraint): New.
6095 (ia64_expand_vecint_compare): New.
6096 (ia64_expand_vcondu_v2si): New.
6097 (ia64_expand_vecint_cmov): New.
6098 (ia64_expand_vecint_minmax): New.
6099 (ia64_print_operand): Add 'v'.
6100 (ia64_preferred_reload_class): New.
6101 (ia64_vector_mode_supported_p): New.
6102 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6103 (PREFERRED_RELOAD_CLASS): Move to function.
6104 (CONST_OK_FOR_LETTER_P): Move to function.
6105 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6106 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6107 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6108 (EXTRA_CONSTRAINT): Move to function.
6109 * config/ia64/ia64.md: Include vect.md.
6110 (itanium_class): Add mmalua.
6112 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6114 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6115 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6117 (const_int_2bit_operand): New.
6118 (fr_reg_or_0_operand): New.
6119 * config/ia64/ia64-modes.def: Add vector modes.
6120 * config/ia64/ia64-protos.h: Update.
6121 * config/ia64/vect.md: New file.
6123 2005-01-03 Richard Henderson <rth@redhat.com>
6125 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6127 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6130 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6132 (log1pdf2): Change mode of operands[0,1] to DFmode.
6134 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6136 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6137 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6138 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6139 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6140 SPARC_RELAXED_ORDERING.
6142 2005-01-03 Richard Henderson <rth@redhat.com>
6143 Uros Bizjak <uros@kss-loka.si>
6146 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6147 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6148 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6150 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6151 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6152 const_pow2_1_to_128_operand): New predicates.
6154 2005-01-02 Greg McGary <greg@mcgary.org>
6156 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6158 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6159 object. [ptr_type]: Remove unused variable.
6160 Remember nearest addressable array-element or record-component
6161 when checking bitfield components. Tolerate empty BIND_EXPR.
6163 2005-01-01 Richard Henderson <rth@redhat.com>
6165 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6166 that don't narrow the value. Fail for other conversions.
6168 2005-01-01 Richard Henderson <rth@redhat.com>
6171 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6172 * c-lang.c (finish_file): Don't do it here.
6173 * objc/objc-act.c (objc_finish_file): Likewise.
6175 * cgraph.c (decl_assembler_name_equal): New.
6176 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6177 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6178 * cgraph.h (struct cgraph_varpool_node): Add next.
6179 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6180 * varasm.c (assemble_alias): Mark the target as needed.
6182 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6185 * function.c (get_arg_pointer_save_area): Use entry_of_function
6186 instead of get_insns.
6188 2005-01-01 Roger Sayle <roger@eyesopen.com>
6189 Andrew Pinski <pinskia@physics.uc.edu>
6190 James E. Wilson <wilson@specifixinc.com>
6192 PR rtl-optimization/12092
6193 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6196 2005-01-01 Roger Sayle <roger@eyesopen.com>
6197 Olivier Hainque <hainque@act-europe.fr>
6199 * tree.c (int_fits_type_p): A narrower type always fits in a
6200 wider one, except for negative values into unsigned types.
6202 2005-01-01 Roger Sayle <roger@eyesopen.com>
6204 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6205 with the original constant rather than require TREE_OVERFLOW.
6207 2005-01-01 Steven Bosscher <stevenb@suse.de>
6210 * c-decl.c (finish_function): If compiling C99, annotate the
6211 compiler generated return with the current file name and line 0.
6212 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6213 the source line is greater than 0.
6214 (remove_bb): Likewise.
6216 See ChangeLog.12 for earlier changes.