| blob | beee2eef927f0e1831b9b4a35d2e0a940a7fc7ee |
1 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5 2005-03-08 Jeff Law <law@redhat.com>
7 * tree-cfg.c (cleanup_control_flow): If removal of a computed
8 goto results in the removal of edges in the CFG, then we need
9 to recompute dominators.
11 2005-03-09 Ben Elliston <bje@au.ibm.com>
13 * c-common.c (c_do_switch_warnings): Comment fix.
15 2005-03-08 Julian Brown <julian@codesourcery.com>
17 * Patch from 2005-03-08 reverted for causing regressions and
18 ppc-darwin bootstrap failure.
20 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
22 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
23 Define the real function for ppc-darwin.
24 * c-typeck.c (convert_arguments): Check for target-specific
25 invalid argument call to unprototyped function.
26 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
27 New Macro.
28 * target.h (invalid_arg_for_unprototyped_fn): New field
29 in struct calls.
30 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
31 default target hook.
32 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
33 Declare.
35 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
37 * c-typeck.c (constructor_stack, constructor_range_stack,
38 initializer_stack): Make them static.
40 * cfg.c (rbi_pool): Make it static.
42 * gimple-low.c (lower_stmt_body): Make it static.
43 * tree-flow.h: Remove the corresponding prototype. Don't
44 declare lower_data.
46 * sched-deps.c (cache_size): Make it static.
48 * stor-layout.c (lang_adjust_rli): Make it static.
50 2005-03-08 Julian Brown <julian@codesourcery.com>
52 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
53 from being used for symbols with vague linkage when
54 HAVE_GAS_COMDAT_GROUP is true.
56 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
58 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
59 nlabel == JUMP_LABEL (jump).
61 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
63 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
64 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
65 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
66 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
68 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
70 PR c/14411
71 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
72 * c-common.c (handle_returns_twice): New function.
73 (c_common_attribute_table): Declare eturns_twice' attribute.
74 * doc/extend.texi: Document eturns_twice' attribute.
75 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
76 (struct tree_decl): Add returns_twice_flag.
78 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
80 * tree-ssa-phiopt.c: Fix a comment typo.
82 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
83 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
84 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
85 copyright.
87 2005-03-08 Richard Henderson <rth@redhat.com>
89 * config/alpha/alpha.c (code_for_builtin): Replace special-case
90 builtin codes with ctzdi2, clzdi2, popcountdi2.
91 (struct alpha_builtin_def): Add is_const.
92 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
93 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
94 (alpha_init_builtins): Init them. Set nothrow and const attributes
95 on builtins.
96 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
97 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
98 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
99 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
100 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
101 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
102 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
103 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
104 (TARGET_FOLD_BUILTIN): New.
105 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
106 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
107 (ffsdi2): Use ctz.
108 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
110 2005-03-08 Ira Rosen <irar@il.ibm.com>
112 PR tree-optimization/20122
113 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
114 condition of access function instead of base.
116 2005-03-07 Jeff Law <law@redhat.com>
117 Steven Bosscher <stevenb@suse.de>
119 * tree-cfg.c (find_taken_edge_computed_goto): New function.
120 (find_taken_edge): Call find_taken_edge_computed_goto as
121 appropriate. Allow any gimple invariant rather than just
122 INTEGER_CST for VAL.
123 (cleanup_control_flow): Cleanup a computed goto which has turned
124 into a simple goto.
125 (tree_merge_blocks): If block B has any forced labels, move
126 them to the start of block A.
127 * tree-ssa-dom.c (thread_across_edge): Allow threading across
128 computed gotos as well.
129 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
130 removal of unnecessary computed gotos too.
131 (lookup_redirection_data): Fix type of INSERT argument. Callers
132 updated.
134 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
136 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
137 Remove trailing spaces.
139 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
140 unshare_all_trees): Make them static.
141 * tree-gimple.h: Remove the corresponding prototypes.
143 * diagnostic.h: Remove unused prototype
144 debug_output_buffer.
145 * modulo-sched.c: Remove unused prototype
146 set_row_column_for_ps.
148 * tree-ssa-phiopt.c (tree_ssa_phiopt,
149 replace_phi_edge_with_variable): Remove unused variable i.
151 2005-03-07 Per Bothner <per@bothner.com>
153 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
155 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
157 PR tree-opt/17671
158 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
159 bbs on the COND_EXPR instead of the PHI_NODEs.
160 (candidate_bb_for_phi_optimization): Remove.
161 (replace_phi_with_stmt): Rename to ...
162 (replace_phi_edge_with_variable): this and change so that we
163 replace the phi argument instead of removing the PHI.
164 (conditional_replacement): Change so we deal with PHI with more
165 than two arguments.
166 (value_replacement): Likewise.
167 (abs_replacement): Likewise.
169 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
171 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
172 output_e500_flip_gt_bit.
174 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
175 as bit 31.
176 (rs6000_generate_compare): Fix logic to look at the correct bits.
177 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
178 Look at GT bit.
179 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
180 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
181 gen_move_from_CR_gt_bit.
183 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
184 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
185 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
187 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
188 (E500_CR_IOR_COMPARE): New constant.
190 2005-03-08 Earl Chew <earl_chew@agilent.com>
191 David Billinghurst <David.Billinghurst@riotinto.com>
193 * config/i386/host-cygwin.c: New file to support precompiled
194 headers on cygwin
195 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
196 * config.host: Use above files for cygwin host.
198 2005-03-07 David Edelsohn <edelsohn@gnu.org>
200 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
201 ordering ops from earlier change.
203 2005-03-07 Per Bothner <per@bothner.com>
205 Various fixes to allow us to again build if --enable-mapped-location:
206 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
207 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
208 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
209 local variable loc. Change logic appropriately.
210 * tree-vect-transform.c (vect_finish_stmt_generation): Use
211 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
212 * c-parser.c (c_parser_for_statement): Initialize loc variable.
213 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
214 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
216 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
218 PR rtl-optimization/19683
219 * reload1.c (choose_reload_regs): Pass the number of bits, not the
220 number of bytes, to smallest_int_for_mode. Fix arguments to
221 REG_CANNOT_CHANGE_MODE_P.
223 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
225 * reorg.c (relax_delay_slots): Check that the jump is
226 conditional before trying to invert it.
228 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
230 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
231 Make them static.
233 * calls (stack_arg_under_construction): Make it static.
235 * flow.c (regs_live_at_setjmp): Make it static.
236 * flow.h: Remove the corresponding prototype.
238 * reload1.c (reload_startobj, reload_firstobj,
239 something_needs_operands_changed, reload_inherited,
240 reload_inheritance_insn, reload_override_in,
241 reload_spill_index): Make them static.
243 * recog.c (verify_changes): Make it static.
244 * recog.h: Remove the corresponding prototype.
246 * cfgbuild.c (find_sub_basic_blocks): Remove.
247 * basic-block.h: Remove the corresponding prototype.
248 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
249 in comments.
250 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
252 * tree-ssa-operands.c (check_build_stmt): Remove.
254 * stor-layout.c (set_alignment): Remove.
255 * tree.h: Remove the corresponding prototype.
257 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
259 * tree-ssa-dce.c (control_dependence_map,
260 visited_control_parents): Make them static.
262 * cfghooks.c (verify_flow_info): Remove local variable
263 num_bb_notes.
265 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
266 last_bb_seen.
268 * loop-unswitch.c (unswitch_loop): Remove local variable src.
270 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
272 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
274 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
276 * config/ia64/hpux.h (LINK_SPEC): Add -z.
277 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
278 PARALLEL for an empty structure.
280 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
282 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
284 * fold-const.c (fold_binary): Unroll the very first "for"
285 loop.
287 2005-03-06 David Edelsohn <edelsohn@gnu.org>
289 * config/rs6000/predicates.md (branch_comparison_operator): Remove
290 redundant match_code test.
291 (scc_comparison_operator): Swap match_operand and match_code
292 tests.
293 (branch_positive_comparison_operator): Same.
294 (trap_comparison_operator): Use comparison_operator and swap with
295 match_code test.
297 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
299 PR target/20288
300 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
301 (out_movhi_r_mr): Read low byte of volatile MEM first.
302 (out_movhi_mr_r): Write high byte of volatile MEM first.
304 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
306 * cselib.c (reg_values, reg_values_size): Make them static.
308 * cse.c (cse_reg_info_table): Make it static.
310 * fold-const.c (fold_unary): Use build1 instead of copy_node.
312 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
314 * cse.c (find_best_addr): Use canon_for_address.
316 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
318 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
319 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
320 SUBREG and MEM, respectively.
322 * fold-const.c (fold_binary): Use code instead of t.
324 * fold-const.c (optimize_minmax_comparison): Take decomposed
325 arguments code, type, op0, and op1 instead of t.
326 (fold_binary): Update a call to optimize_minmax_comparison.
328 * fold-const.c (fold_range_test): Take decomposed arguments
329 code, type, op0, and op1 instead of t.
330 (fold_binary): Update a call to fold_range_test.
332 * fold-const.c (fold_binary_op_with_conditional_arg): Take
333 decomposed arguments code, type, op0, and op1 instead of t.
334 (fold_binary): Update a call to fold_range_test.
336 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
338 * fold-const.c (fold_binary): Avoid directly using the original
339 expression t as much as possible.
341 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
343 * c-semantics.c (build_stmt): Use TYPE_P instead of
344 IS_NON_TYPE_CODE_CLASS.
345 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
346 (NON_TYPE_CHECK): Use TYPE_P instead of
347 IS_NON_TYPE_CODE_CLASS.
349 * fold-const.c (fold): Remove handling of binary expressions.
351 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
353 * doc/c-tree.texi: Wrap comments in @r{}.
354 * doc/cpp.texi: Likewise.
355 * doc/cppinternals.texi: Likewise.
356 * doc/extend.texi: Likewise.
357 * doc/md.texi: Likewise.
358 * doc/objc.texi: Likewise.
359 * doc/sourcebuild.texi: Likewise.
360 * doc/tm.texi: Likewise.
361 * doc/tree-ssa.texi
363 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
365 * predict.c (apply_return_prediction): Standardize PHI chain
366 walking.
367 * tree-ssa.c (ssa_redirect_edge): Likewise.
369 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
370 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
371 Update copyright.
373 * tree-phinodes.c (remove_phi_node): Drop the last argument.
374 * tree-flow.h: Adjust the prototype for remove_phi_node.
375 * lambda-code.c (perfect_nestify): Adjust a call to
376 remove_phi_node.
377 * tree-cfg.c
378 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
379 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
380 Likewise.
381 * tree-ssa-dce.c (remove_dead_phis): Likewise.
382 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
383 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
384 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
386 * combine.c (simplify_and_const_int): Use gen_int_mode instead
387 of GEN_INT (trunc_int_for_mode (...)).
388 * loop-iv.c (iv_number_of_iterations): Likewise.
389 * postreload.c (reload_cse_move2add): Likewise.
390 * simplify-rtx.c (simplify_const_unary_operation,
391 simplify_const_binary_operation): Likewise.
392 * stor-layout.c (get_mode_bounds): Likewise.
394 * fold-const.c (fold_binary): New.
395 (fold): Call fold_binary on binary expressions.
397 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
399 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
400 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
401 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
402 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
403 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
405 2005-03-04 Devang Patel <dpatel@apple.com>
407 PR tree-optimization/18815
408 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
409 loops with zero exit edges.
411 2005-03-04 Devang Patel <dpatel@apple.com>
413 * doc/invoke.texi: Remove reference to webpage that does not exist.
415 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
416 Joseph S. Myers <joseph@codesourcery.com>
418 PR c++/19797
419 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
420 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
421 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
422 * pa.c (get_plabel): Change argument to symbol_ref. Call
423 maybe_get_identifier instead of get_identifier.
424 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
425 (struct deferred_plabel): Replace name field with symbol field.
426 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
427 ASM_OUTPUT_EXTERNAL_REAL is defined.
428 (output_global_address): Use output_addr_const for output of all
429 symbol_refs.
430 (output_deferred_plabels): Use symbol_ref instead of name for address
431 output.
432 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
433 ASM_OUTPUT_SYMBOL_REF): New macros.
434 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
435 comment.
436 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
437 label.
439 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
441 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
442 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
444 2005-03-04 Jeff Law <law@redhat.com>
446 * basic-block.h (rediscover_loops_after_threading): Declare.
447 * tree-ssa-dom.c: Include cfgloop.h.
448 (tree_ssa_dominator_optimize): Discover loops and some basic
449 properties. Remove forwarder blocks recreated by loop header
450 canonicalization. Also mark backedges in the CFG.
451 * tree-ssa-threadupdate.c: Include cfgloop.h
452 (rediscover_loops_after_threading): Define.
453 (struct local_info): New field, JUMP_THREADED.
454 (prune_undesirable_thread_requests): New function.
455 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
456 then record that fact for the callers of redirct_edges.
457 (thread_block): If BB has incoming backedges, then call
458 prune_undesirable_thraed_requests. Note when we are
459 going to have to rediscover loop information. Return a
460 boolean indicating if any jumps were threaded.
461 (thread_through_all_blocks): Bubble up boolean indicating
462 if any jumps were threaded.
463 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
464 (tree-ssa-threadupdate.o): Similarly.
466 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
468 * fold-const.c (fold_ternary): Unroll the "for" loop to
469 extract operands.
471 2005-03-04 Andrew Haley <aph@redhat.com>
473 * unwind-dw2-fde-glibc.c (struct
474 unw_eh_callback_data.check_cache): New field.
475 (frame_hdr_cache): New.
476 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
477 Cache frame header info.
479 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
481 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
482 (print_c_condition): Declare.
483 * read-rtl.c (ptr_loc): New structure.
484 (ptr_locs, ptr_loc_obstack, joined_conditions)
485 (joined_conditions_obstack): New variables.
486 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
487 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
488 (join_c_conditions, print_c_condition): New functions.
489 (apply_macro_to_string): Associate the new string with the same
490 source location as the old one.
491 (add_condition_to_string): Use join_c_conditions.
492 (read_string): Use set_rtx_ptr_loc to record a filename and line
493 number for the string.
494 (read_rtx): Initialize the new variables above.
495 * genattrtab.c (write_test_expr, write_attr_value): Use
496 print_c_condition.
497 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
498 comment above the GCC_VERSION check.
499 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
500 Inline the definition of MAYBE_EVAL.
501 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
502 * genoutput.c (process_template): Likewise.
503 * genpreds.c (write_predicate_subfunction): Likewise.
504 (write_predicate_expr): Use print_c_condition.
505 * genrecog.c (write_cond): Likewise.
506 * gensupport.c (process_rtx): Use join_c_conditions to join the
507 conditions of a define_insn_and_split. Record a source location
508 for the string after the "&&".
509 (alter_test_for_insn): Use join_c_conditions.
511 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
513 Revert for now:
514 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
515 PR tree-optimization/15784
516 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
517 and -1 - A to ~A.
519 2005-03-04 Ben Elliston <bje@au.ibm.com>
521 * gcc.c (option_map): Add --coverage.
522 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
523 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
524 * config/darwin.h: Pass -lgcov for `coverage'.
525 * doc/invoke.texi (Debugging Options): Document --coverage.
527 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
529 * gcse.c (bypass_block): Use find_edge wherever possible.
531 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
533 Fix PR debug/20253
535 * c-opts.c (c_common_parse_file): Call start_source_file
536 and end_source_file at the approriate times.
538 * dwarf2out.c (dwarf2out_finish): Don't auto-end
539 the main file, it will be done for us now.
541 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
543 * fold-const.c (fold_ternary): New.
544 (fold): Call fold_ternary on ternary expressions. Remove
545 handling of ternary expressions.
547 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
549 PR tree-optimization/15784
550 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
551 and -1 - A to ~A.
553 2005-03-03 David Edelsohn <edelsohn@gnu.org>
555 * config/rs6000/predicates.md (branch_comparison_operator):
556 Convert from C block to conditional format.
558 2005-03-03 Jan Hubicka <jh@suse.cz>
560 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
561 and non-constant public variables.
563 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
565 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
566 with LABEL_EXPR.
568 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
569 EDGE_I.
571 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
572 calls to release_ssa_name and release_phi_node.
574 * fold-const.c (fold): Remove handling of unary expressions.
576 * fold-const.c (fold_unary): Avoid directly using the original
577 expression t as much as possible.
579 2005-03-03 Roger Sayle <roger@eyesopen.com>
580 Andrew Pinski <pinskia@physics.uc.edu>
582 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
583 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
585 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
587 Describe special registers SRP and MOF as allocatable registers.
588 * config/cris/cris.c (cris_md_asm_clobbers): New function.
589 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
590 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
591 TARGET_HAS_MUL_INSNS.
592 (cris_print_operand) <case 'd'>: New case.
593 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
594 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
595 define.
596 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
597 (REG_ALLOC_ORDER): Update for MOF.
598 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
599 SPECIAL_REGS.
600 (GENERAL_REGS): No longer a define of ALL_REGS.
601 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
602 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
603 Adjust accordingly.
604 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
605 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
606 (SECONDARY_RELOAD_CLASS): Define.
607 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
608 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
609 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
610 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
611 (REGISTER_MOVE_COST): Define.
612 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
613 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
614 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
615 (CRIS_MOF_REGNUM): New define_constants.
616 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
617 special registers.
618 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
619 New patterns.
620 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
621 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
622 Adjust for MOF being properly described as a register.
623 (indir_to_reg_split): Name this split. Conditionalize on the
624 destination register being a general register.
625 (movei): Conditionalize on on operands 0 and 1 having the same
626 register class.
628 2005-03-03 Alan Modra <amodra@bigpond.net.au>
630 PR target/20277
631 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
632 -mcpu to override any other explicitly given flags.
634 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
636 * recog.c (verify_changes, confirm_change_group): New functions,
637 broken out of apply_change_group.
638 (apply_change_group): Use them.
639 * recog.h (verify_change, confirm_change_group): Declare.
640 * rtl.h (redirect_jump_2): Declare.
641 * jump.c (redirect_exp, invert_exp): Delete.
642 (invert_exp_1): Take second parameter. Return value. Changed caller.
643 (redirect_jump_2): New function, broken out of redirect_jump.
644 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
645 (invert_jump): Use invert_jump_1 and redirect_jump_2.
646 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
648 2005-03-02 Geoffrey Keating <geoffk@apple.com>
650 * varasm.c (named_section): Use xstrdup rather than doing it by
651 hand.
653 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
655 2005-03-02 Devang Patel <dpatel@apple.com>
657 Undo PR tree-optimization/18815 fix.
659 2005-03-02 Devang Patel <dpatel@apple.com>
661 PR tree-optimization/18815
662 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
663 loops with zero exit edges.
665 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
667 * cfg.c (connect_src, connect_dest, disconnect_src,
668 disconnct_dest): New.
669 (unchecked_make_edge, remove_edge, redirect_edge_succ,
670 redirect_edge_pred): Use the new functions.
672 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
673 free_dominance_info only when needed.
675 2005-03-02 David Edelsohn <edelsohn@gnu.org>
677 PR target/20276
678 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
679 (reg_or_sub_cint64_operand): Same.
681 2005-03-02 Jeff Law <law@redhat.com>
683 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
684 CFG_ALTERED in the main DOM iteration loop.
686 2005-03-02 Mark Mitchell <mark@codesourcery.com>
688 PR c++/19916
689 * varasm.c (initializer_constant_valid_p): Allow conversions
690 between OFFSET_TYPEs. Tidy.
692 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
694 * config/cris/cris.md ("return"): Remove epilogue delay list
695 sanity check.
697 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
699 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
700 for Thumb.
701 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
703 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
705 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
706 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
707 config/m68k/m68k.c, config/mips/mips.h,
708 config/rs6000/rs6000-protos.h, doc/contrib.texi,
709 doc/include/gcc-common.texi: Update copyright.
711 PR middle-end/18029 and PR middle-end/18030
712 * expr.c (optimize_bitfield_assignment_op): Add a special case
713 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
715 * fold-const.c (fold_unary): New.
716 (fold): Call fold_unary on unary expressions.
718 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
720 * cgraph.h (struct cgraph_edge): Add prev_caller and
721 prev_callee fields.
722 (cgraph_node_remove_callees): Export.
723 * cgraph.c (cgraph_create_edge): Initialize prev_caller
724 and prev_callee.
725 (cgraph_edge_remove_callee): New function.
726 (cgraph_edge_remove_caller): Likewise.
727 (cgraph_remove_edge): Use.
728 (cgraph_redirect_edge_callee): Likewise.
729 (cgraph_node_remove_callees): New function.
730 (cgraph_node_remove_callers): Likewise.
731 (cgraph_remove_node): Use.
732 * tree-optimize.c (tree_rest_of_compilation): Use
733 cgraph_node_remove_callees instead of manual loop.
734 * cgraphunit.c (cgraph_finalize_function): Likewise.
735 (cgraph_expand_function): Likewise.
736 (cgraph_remove_unreachable_nodes): Likewise.
738 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
740 PR c/8927
741 * c-tree.h (undeclared_variable, build_external_ref): Add extra
742 argument.
743 * c-decl.c (undeclared_variable): Take location as argument.
744 * c-typeck.c (build_external_ref): Likewise.
745 * c-parser.c (c_parser_postfix_expression): Pass location of
746 identifier to build_external_ref.
748 2005-03-01 David Edelsohn <edelsohn@gnu.org>
750 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
751 CCEQ mode for branch_positive_comparison_operator test.
752 * config/rs6000/predicates (branch_comparison_operator): Revert to
753 define_predicate.
754 (scc_comparison_operator): Same.
755 (branch_positive_comparison_operator): Same.
757 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
759 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
760 (cris_delay_slots_for_epilogue): Remove.
761 (save_last): Move into cris_target_asm_function_epilogue.
762 (cris_target_asm_function_epilogue): Remove tests for file being
763 NULL.
764 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
765 (cris_delay_slots_for_epilogue): Remove prototypes.
766 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
767 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
769 2005-03-01 David Edelsohn <edelsohn@gnu.org>
771 * config/rs6000/predicates.md (branch_comparison_operator): Change
772 to define_special_predicate.
773 (scc_comparison_operator): Same.
774 (branch_positive_comparison_operator): Same.
776 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
778 * Makefile.in (tree-ssa-sink.o): New.
779 (OBJS-common): Add tree-ssa-sink.o.
780 * common.opt: Add -ftree-sink
781 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
782 * timevar.def (TV_TREE_SINK): new timevar.
783 * tree-flow.h (is_hidden_global_store): Prototype.
784 * tree-optimize.c (init_tree_optimization_passes): Add
785 pass_sink_code.
786 * tree-pass.h (pass_sink_code): New.
787 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
788 for non-obvious global store store to is_hidden_global_store, and
789 call that new function.
790 * tree-ssa-sink.c: New file.
791 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
792 * doc/passes.texi: Document forward store motion.
793 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
794 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
795 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
796 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
798 2005-03-01 Per Bothner <per@bothner.com>
800 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
801 and we have a non-zero column-number, add it to the message.
802 Also factor out the diagnostic_kind_text.
804 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
806 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
807 flow_loop_pre_header_scan, flow_loop_pre_header_find,
808 flow_loop_scan): Removed.
809 (flow_loop_dump): Do not dump removed fields.
810 (flow_loop_free): Do not free removed fields.
811 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
812 (loop_exit_edge_p): New function.
813 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
814 num_pre_header_edges, entry_edges, num_entries, exit_edges,
815 num_exits, exits_doms.
816 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
817 LOOP_EDGES, LOOP_ALL): Removed.
818 (flow_loop_scan): Declaration removed.
819 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
820 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
821 flow_loops_find.
822 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
823 (if_convert): Call flow_loops_find and flow_loops_free
824 when calling mark_loop_exit_edges.
825 * cfgloopanal.c (mark_loop_exit_edges): Moved from
826 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
827 free_dominance_info calls.
828 * loop-init.c (flow_loops_find): Ditto.
829 * passes.c (rest_of_handle_branch_prob): Ditto.
830 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
831 * loop-unroll.c (analyze_insns_in_loop): Do not use
832 EDGE_LOOP_EXIT.
833 * predict.c (predict_loops): Do not call flow_loop_scan.
834 Use get_loop_exit_edges.
835 (tree_estimate_probability): Do not pass flags to flow_loops_find.
836 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
837 Do not use EDGE_LOOP_EXIT.
838 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
839 to bb_with_exit_edge_p.
840 (if_convertible_loop_p): Do not call flow_loop_scan. Use
841 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
842 to bb_with_exit_edge_p.
843 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
844 EDGE_LOOP_EXIT.
845 * tree-loop-linear.c (linear_transform_loops): Do not call
846 flow_loop_scan. Use loop->single_exit.
847 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
848 (vect_analyze_loop_form): Do not call flow_loop_scan.
849 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
850 loop->single_exit.
851 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
852 loop->single_exit.
853 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
854 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
855 slpeel_tree_duplicate_loop_to_edge_cfg,
856 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
857 Use loop_preheader_edge and loop->single_exit. Do not call
858 flow_loop_scan.
860 2005-03-01 Nick Clifton <nickc@redhat.com>
862 * config/arm/arm.c (thumb_find_work_register): Check all of the
863 argument registers to see if they are free, and a couple of
864 special cases where the last argument register but can be proved
865 to be available during the function's prologue.
866 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
867 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
868 thumb_unexpanded_epilogue): Use unsigned long as the type for the
869 register bit-mask.
870 (thumb_compute_save_reg_mask): Likewise. Also use
871 thumb_find_work_register() to ensure that there is agreement about
872 which work register is going to be used in the prologue.
873 (thumb_output_function_prologue): Use unsigned long as the type
874 for the register bit-mask. Also delay pushing the link register if
875 other high registers are going to be pushed.
876 (thumb_compute_save_reg_mask, emit_multi_reg_push,
877 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
878 redundant prototypes.
880 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
882 PR target/19819
883 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
884 and after reload in REG+REG indexed addresses without REG_POINTER
885 set in the base and not set in the index.
887 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
889 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
890 Don't undefine here.
891 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
892 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
893 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
894 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
895 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
896 Delete.
897 * config.gcc (sh*-*-linux*): Use config/linux.h.
899 2005-02-28 Dale Johannesen <dalej@apple.com>
900 Stan Shebs <shebs@apple.com>
902 Rewrite of 64-bit Darwin structure-by-value pass/return.
903 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
904 intoffset, use_stack, named.
905 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
906 (rs6000_darwin64_record_arg_advance_flush): New.
907 (rs6000_darwin64_record_arg_advance_recurse): New.
908 (rs6000_darwin64_record_arg_flush): New.
909 (rs6000_darwin64_record_arg_recurse): New.
910 (rs6000_darwin64_record_arg): New.
911 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
912 (function_arg_boundary): Handle 128-bit aligned structs.
913 (function_arg_advance): Rewrite darwin64 struct handling.
914 (function_arg): Call rs6000_darwin64_record_arg.
915 (function_arg_partial_nregs): Handle darwin64 structs.
916 (rs6000_darwin64_function_value): Remove.
917 (rs6000_function_value): Call rs6000_darwin64_record_arg.
919 2005-02-28 Roger Sayle <roger@eyesopen.com>
921 PR tree-optimization/20216
922 * tree-chrec.c (tree_fold_factorial): Delete.
923 (tree_fold_binomial): Change argument list to take a return type
924 and change the type of K to unsigned int. Rewrite to avoid explicit
925 evaluation of factorials, and (recursively) calling fold to perform
926 compile-time arithmetic. Return NULL on (internal) overflow.
927 (chrec_evaluate): Change type of K to an unsigned int. Avoid
928 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
929 if any intermediate calculation overflows.
930 (chrec_apply): Update call to chrec_evaluate.
932 2005-02-28 James E Wilson <wilson@specifixinc.com>
934 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
936 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
938 PR c/20245
939 * c-parser.c (c_parser_compound_statement): Return error_mark_node
940 instead of NULL_TREE on error.
942 2005-02-28 David Edelsohn <edelsohn@gnu.org>
944 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
945 (EASY_VECTOR_15_ADD_SELF): Remove.
946 (num_insns_constant_wide): Not static.
947 (validate_condition_mode): Not static.
948 (toc_relative_expr_p): Not static.
949 (legitimate_indirect_address_p): Not static.
950 (macho_lo_sum_memory_operand): Not static.
951 (invalid_e500_subreg): Not static.
952 (easy_vector_same): Not static.
953 (easy_vector_splat_const): Not static.
954 (RS6000_SYMBOL_REF_TLS_P): Remove.
955 (any_operand): Delete.
956 (any_parallel_operand): Delete.
957 (count_register_operand): Delete.
958 (altivec_register_operand): Delete.
959 (xer_operand): Delete.
960 (s8bit_cint_operand): Delete.
961 (short_cint_operand): Delete.
962 (u_short_cint_operand): Delete.
963 (non_short_cint_operand): Delete.
964 (exact_log2_cint_operand): Delete.
965 (gpc_reg_operand): Delete.
966 (cc_reg_operand): Delete.
967 (cc_reg_not_cr0_operand): Delete.
968 (reg_or_short_operand): Delete.
969 (reg_or_neg_short_operand): Delete.
970 (reg_or_aligned_short_operand): Delete.
971 (reg_or_u_short_operand): Delete.
972 (reg_or_cint_operand): Delete.
973 (reg_or_arith_cint_operand): Delete.
974 (reg_or_add_cint64_operand): Delete.
975 (reg_or_sub_cint64_operand): Delete.
976 (reg_or_logical_cint_operand): Delete.
977 (got_operand): Delete.
978 (got_no_const_operand): Delete.
979 (easy_fp_constant): Delete.
980 (easy_vector_constant): Delete.
981 (easy_vector_constant_add_self): Delete.
982 (zero_constant): Delete.
983 (zero_fp_constant): Delete.
984 (volatile_mem_operand): Delete.
985 (offsettable_mem_operand): Delete.
986 (mem_or_easy_const_operand): Delete.
987 (add_operand): Delete.
988 (non_add_cint_operand): Delete.
989 (logical_operand): Delete.
990 (non_logical_cint_operand): Delete.
991 (mask_operand): Delete.
992 (mask_operand_wrap): Delete.
993 (mask64_operand): Delete.
994 (mask64_2_operand): Delete.
995 (and64_operand): Delete.
996 (and64_2_operand): Delete.
997 (and_operand): Delete.
998 (reg_or_mem_operand): Delete.
999 (lwa_operand): Delete.
1000 (symbol_ref_operand): Delete.
1001 (call_operand): Delete.
1002 (current_file_function_operand): Delete.
1003 (input_operand): Delete.
1004 (rs6000_nonimmediate_operand): Delete.
1005 (rs6000_tls_symbol_ref): Delete.
1006 (save_world_operation): Delete.
1007 (restore_world_operation): Delete.
1008 (load_multiple_operation): Delete.
1009 (store_multiple_operation): Delete.
1010 (vrsave_operation): Delete.
1011 (mfcr_operation): Delete.
1012 (mtcrf_operation): Delete.
1013 (lmw_operation): Delete.
1014 (stmw_operation): Delete.
1015 (branch_comparison_operator): Delete.
1016 (branch_positive_comparison_operator): Delete.
1017 (scc_comparison_operator): Delete.
1018 (trap_comparison_operator): Delete.
1019 (boolean_operator): Delete.
1020 (boolean_or_operator): Delete.
1021 (min_max_operator): Delete.
1022 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1023 (EASY_VECTOR_15): Moved to here.
1024 (EASY_VECTOR_15_ADD_SELF): Move to here.
1025 (PREDICATE_CODES): Delete.
1026 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1027 Declare functions no longer static.
1028 * config/rs6000/predicates.md: New.
1029 * config/rs6000/rs6000.md: Include predicates.md
1031 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1033 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1034 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1035 REG_ALWAYS_RETURN.
1036 * cfgrtl.c (need_fake_edge_p): Likewise.
1037 * combine.c (distribute_notes): Likewise.
1038 * emit-rtl.c (try_split): Likewise.
1039 * recog.c (peephole2_opimize): Likewise.
1040 * reg-notes.def (ALWAYS_RETURN): Remove.
1041 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1042 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1043 * tree.h (ECF_ALWAYS_RETURN): Remove.
1045 2005-02-28 Roger Sayle <roger@eyesopen.com>
1047 PR middle-end/19874
1048 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1049 between different machine modes is never a "useless" conversion.
1051 2005-02-28 Geert Bosch <bosch@gnat.com>
1053 PR ada/15977
1054 * doc/contrib.texi: List contributors for Ada front end
1056 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1058 * simplify-rtx.c (simplify_unary_operation_1,
1059 simplify_const_unary_operation): New, extracted from...
1060 (simplify_unary_operation): ... this one.
1061 (simplify_binary_operation_1,
1062 simplify_const_binary_operation): New, extracted from...
1063 (simplify_binary_operation): ... this one.
1064 * rtl.h (simplify_const_unary_operation,
1065 simplify_const_binary_operation): Add prototypes.
1067 2005-02-28 Julian Brown <julian@codesourcery.com>
1069 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1070 building libjava and caused PR regression/20228.
1072 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1074 PR bootstrap/17383
1075 * Makefile.in (host_subdir): New.
1076 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1077 * configure: Regenerate.
1079 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1081 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1082 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1083 installation directory first.
1085 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1087 PR target/19065.
1088 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1089 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1090 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1091 * config/cris/cris.md: Tweak comments referring to Q.
1092 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1093 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1094 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1095 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1096 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1097 Insert spaces in constraints to align alternatives vertically for
1098 readability.
1099 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1100 operand 1: "M".
1102 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1104 PR rtl-optimization/17728
1105 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1106 operand 0 from general_operand to move_dest_operand.
1108 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1110 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1111 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1112 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1113 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1115 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1117 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1118 * configure: Regenerate.
1119 * libada-mk.in: Remove CC; rename
1120 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1122 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1124 PR tree-opt/20188
1125 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1126 for the lhs, also walk over the tree. Likewise for rhs.
1128 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1130 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1131 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1132 Do not propagate value of iv before increment over the increment.
1134 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1136 * c-parser.c: New file.
1137 * c-parse.in: Remove.
1138 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1139 Remove.
1140 (c-parser.o): Add dependencies.
1141 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1142 maintainer-clean, TAGS): Update.
1143 * c-config-lang.in (gtfiles): Update.
1144 * gengtype-lex.l: Don't handle "@@".
1145 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1146 objc_build_synchronized, objc_begin_try_stmt,
1147 objc_begin_catch_clause, objc_finish_catch_clause,
1148 objc_build_finally_clause, objc_finish_try_stmt): New.
1149 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1150 type_seen_p.
1151 (c_parse_init): Update comment.
1152 * c-decl.c (c_init_decl_processing): Update comment.
1153 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1154 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1155 new c_declspecs members.
1157 2005-02-25 Julian Brown <julian@codesourcery.com>
1159 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1160 from being used for symbols with vague linkage when
1161 HAVE_GAS_COMDAT_GROUP is true.
1163 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1165 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1167 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1169 PR target/19930
1170 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1171 (LIBGCC2_HAS_DF_MODE): New.
1172 (LIBGCC2_HAS_XF_MODE): New.
1173 (LIBGCC2_HAS_TF_MODE): New.
1174 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1175 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1176 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1177 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1178 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1179 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1180 and add _fixtfdi, _fixunstfdi, _floatditf
1181 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1182 L_fixunstfdi, L_floatditf.
1183 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1184 (LIBGCC2_HAS_TF_MODE): Define.
1186 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1188 PR tree-optimization/20204
1189 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1190 REWRITE_THIS_STMT markers on PHI nodes.
1191 (rewrite_initialize_block): Likewise.
1193 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1195 * version.c (version_string): Update to 4.1.
1197 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1199 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1200 Clarify that the alternative way doesn't work in GNU C++.
1202 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1204 PR tree-optimization/19937
1205 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1206 to the type of the induction variable.
1208 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1210 PR rtl-optimization/20117
1211 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1212 the block including noncopyable insn.
1214 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1216 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1217 calls to find_reg_note.
1219 2005-02-24 Richard Henderson <rth@redhat.com>
1221 PR tree-opt/20127
1222 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1223 the type.
1225 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1227 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1228 vector types if to use base reg for misaligned non-word ld/std.
1230 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1232 PR target/14619
1233 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1234 dwarf2 label manually and put it after, not before the prologue.
1236 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1238 PR target/19019
1239 * reload.c (operands_match_p): Only increment register number for
1240 SCALAR_INT_MODE_P modes in multiple hard registers.
1242 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1243 Fix formatting.
1245 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1247 * ChangeLog.5: Fix log message typo(s).
1248 * ChangeLog.7: Likewise.
1249 * ChangeLog.tree-ssa: Likewise.
1250 * cfgexpand.c: Fix comment typo(s).
1251 * conflict.c: Likewise.
1252 * defaults.h: Likewise.
1253 * dwarf2out.c: Likewise.
1254 * gcse.c: Likewise.
1255 * ggc-page.c: Likewise.
1256 * tree-eh.c: Likewise.
1257 * tree-ssa-dom.c: Likewise.
1259 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1261 PR target/19019
1262 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1263 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1264 if SHARED is defined.
1266 PR target/20196
1267 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1268 allow splitting only if operands 0 and 3 don't overlap.
1270 2005-02-24 Richard Henderson <rth@redhat.com>
1272 PR middle-end/19953
1273 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1274 (fold_builtin_1): Call them.
1275 * fold-const.c (fold_complex_mult_parts): Split out from ...
1276 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1277 (fold_complex_div_parts, fold_complex_div): New.
1278 (fold): Use them.
1279 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1281 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1283 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1284 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1286 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1287 (print_node): Likewise.
1288 Print TYPE_SIZES_GIMPLIFIED.
1290 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1292 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1293 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1294 operands as commutative in constraints.
1296 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1298 * tree-into-ssa.c: Re-organize internal functions.
1300 2005-02-24 Richard Henderson <rth@redhat.com>
1302 PR middle-end/18902
1303 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1304 for c99.
1305 * common.opt (fcx-limited-range): New.
1306 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1307 * toplev.c (flag_complex_method): Initialize to 1.
1308 (process_options): Set flag_complex_method to 0 if
1309 flag_cx_limited_range.
1310 * doc/invoke.texi (-fcx-limited-range): New.
1312 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1314 * cse.c (delete_trivially_dead_insns): Speed up by using
1315 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1316 prev_real_insn.
1318 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1320 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1321 functions when -mid-shared-library is being used.
1323 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1325 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1326 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1327 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1328 * system.h: Poison LINK_LIBGCC_SPECIAL.
1330 2005-02-23 James E Wilson <wilson@specifixinc.com>
1332 * gengtype.c (note_insn_name): Make 1 element larger.
1334 2005-02-23 Roger Sayle <roger@eyesopen.com>
1336 PR target/20018
1337 PR rtl-optimization/20097
1338 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1339 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1341 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1343 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1344 * t-aix52 (SHLIB_INSTALL): Same.
1346 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1348 * genpreds.c: Update copyright.
1350 2005-02-23 Michael Beach <michaelb@ieee.org>
1352 PR target/20159
1353 * config/sparc/t-elf (startup files): Assemble with CPP.
1355 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1357 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1358 (write_predicate_expr): Likewise.
1360 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1362 PR tree-optimization/20100
1363 PR tree-optimization/20115
1364 * tree-optimize.c (init_tree_optimization_passes): Remove
1365 pass_maybe_create_global_var.
1366 * tree-pass.h (pass_maybe_create_global_var): Remove.
1367 * tree-ssa-alias.c (aliases_computed_p): Declare.
1368 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1369 (count_calls_and_maybe_create_global_var): Remove.
1370 (pass_maybe_create_global_var): Remove.
1371 (init_alias_info): Do not declare aliases_computed_p.
1372 (maybe_create_global_var): If the function contains no
1373 call-clobbered variables and a mix of pure/const and regular
1374 function calls, create .GLOBAL_VAR.
1375 Mark all call-clobbered variables for renaming.
1376 (merge_pointed_to_info): Update comment.
1377 (add_pointed_to_var): Likewise.
1378 (is_escape_site): Likewise.
1379 Accept struct alias_info * instead of size_t *.
1380 Update all users.
1381 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1382 as necessary.
1383 * tree-ssa-operands.c (get_call_expr_operands): If
1384 ALIASES_COMPUTED_P is false, do not add call-clobbering
1385 operands.
1386 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1387 (delete_tree_ssa): Likewise.
1389 2005-02-22 James E Wilson <wilson@specifixinc.com>
1391 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1392 (do_compile): Do call it here.
1394 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1396 PR rtl-optimization/20017.
1397 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1398 rest_of_handle_cse2, rest_of_handle_gcse): Call
1399 delete_dead_jumptables immediately before calling cleanup_cfg.
1401 2005-02-22 Devang Patel <dpatel@apple.com>
1403 PR 19952
1404 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1405 all labels
1407 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1409 * config/rs6000/aix.h (WINT_TYPE): Define.
1411 2005-02-22 Stan Shebs <shebs@apple.com>
1413 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1414 natural alignment for 64-bit Darwin.
1415 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1416 on 64-bit Darwin.
1417 * doc/invoke.texi: Document this.
1419 2005-02-22 DJ Delorie <dj@redhat.com>
1421 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1422 to make_[un]signed_type, not the mode itself.
1424 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1426 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1427 not available. Use tail calls wherever possible.
1428 (make_edge): Call unchecked_make_edge to create an edge.
1430 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1431 (coalesce_ssa_name): Don't check for
1432 SSANORM_USE_COALESCE_LIST.
1433 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1435 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1437 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1438 (rewrite_into_ssa): ... here.
1440 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1442 PR tree-optimization/19786
1443 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1444 tag to another's may-alias bitmap when adding to the other's list.
1446 2005-02-21 DJ Delorie <dj@redhat.com>
1448 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1449 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1450 registers in unsupported ways.
1451 * expmed.c (init_expmed): Likewise.
1453 2005-02-21 Stan Cox <scox@redhat.com>
1455 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1457 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1459 * tree-cfg.c (fold_cond_expr_cond): New.
1460 (make_edges): Call fold_cond_expr_cond.
1461 (find_taken_edge): Accept nothing but INTEGER_CST.
1462 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1463 and 1.
1464 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1466 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1467 that do not belong to any basic block.
1469 2005-02-21 Jeff Law <law@redhat.com>
1471 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1472 e->dest.
1474 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1476 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1477 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1478 Adjust their definitions.
1479 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1480 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1482 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1483 genautomata.c, langhooks.c, langhooks.h, system.h,
1484 config/arm/lib1funcs.asm: Update copyright.
1486 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1488 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1490 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1492 PR bootstrap/13770
1493 * doc/install.texi: Document --with-gc.
1495 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1497 * simplify-rtx.c (simplify_unary_operation): Add a missing
1498 "break" statement.
1500 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1502 PR tree-optimization/18663
1503 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1504 if the type has variable bounds.
1506 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1508 * gcse.c: Remove an obsolete comment.
1510 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1512 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1514 * doc/extend.texi (Function Attributes) <Attribute const>: The
1515 attribute "pure" is below this text, not above.
1517 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1519 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1520 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1521 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1523 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1525 PR 18785
1526 * langhooks.h (struct lang_hooks): Add to_target_charset.
1527 * langhooks.c (lhd_to_target_charset): New function.
1528 * langhooks-def.h: Declare lhd_to_target_charset.
1529 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1530 (LANG_HOOKS_INITIALIZER): Update.
1531 * c-common.c (c_common_to_target_charset): New function.
1532 * c-common.h: Declare it.
1533 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1534 c_common_to_target_charset.
1536 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1537 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1538 Delete definitions.
1539 * system.h: Poison them.
1540 * doc/tm.texi: Don't discuss them.
1541 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1542 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1543 (pp_c_char): Do not attempt to generate letter escapes for
1544 newline, tab, etc.
1545 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1546 * config/mips/mips.c (mips_output_ascii): Likewise.
1548 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1550 PR tree-optimization/19951
1551 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1552 is abnormal.
1554 2005-02-19 Steven Bosscher <stevenb@suse.de>
1556 PR middle-end/19698
1557 * function.h (struct function): New field `max_loop_depth'.
1558 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1559 (flow_loops_find): Reset the max loop depth count before finding loops.
1560 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1561 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1562 (calculate_global_regs_live): Make sure the loop will terminate
1563 when the initial sets are not empty.
1565 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1567 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1568 object inside.
1569 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1571 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1573 PR other/19525
1574 * doc/invoke.texi: Remove documentation of %M spec.
1575 * gcc.c: Likewise.
1576 (init_spec): Remove %M suffix from -lgcc_s.
1577 (do_spec_1): Remove 'M' case.
1578 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1579 to put shared libraries in the multilib directory. Remove the
1580 shlib_so_soname substitution variable. Don't add a multilib encoding
1581 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1582 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1583 SHLIB_INSTALL as well as SHLIB_LINK.
1584 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1585 (SHLIB_NAME): Delete.
1586 (SHLIB_DIR): New macro.
1587 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1588 (SHLIB_INSTALL): Adjust accordingly.
1589 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1590 * config/t-slibgcc-sld: Likewise.
1591 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1592 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1593 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1594 in $(SHLIB_DIR).
1595 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1596 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1597 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1598 Use @shlib_base_name@ instead of @shlib_so_name@.
1599 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1600 and @shlib_base_name@.so in @multilib_dir@.
1601 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1602 to the install path.
1603 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1604 (SHLIB_LINK): Remove previous workaround.
1605 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1606 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1607 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1608 the install path.
1609 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1610 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1611 (SHLIB_INSTALL): Adjust accordingly.
1612 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1613 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1614 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1615 config/t-slibgcc-elf-ver.
1617 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1618 Jakub Jelinek <jakub@redhat.com>
1620 PR tree-optimization/19828
1621 * tree-ssa-loop-im.c: Add a TODO comment.
1622 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1623 without side-effects.
1625 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1627 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1628 call fold_convert.
1630 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1632 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1633 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1634 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1635 functions.
1636 (ia64_reorg): Delete fixup_errata call.
1637 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1638 (TARGET_SWITCHES): Delete -mb-step entry.
1640 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1642 PR c/20043
1643 * c-typeck.c (composite_type): Handle quals in transparent unions.
1644 (type_lists_compatible_p): Likewise.
1646 2005-02-18 Stan Shebs <shebs@apple.com>
1648 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1649 expressions in the .literal8 section.
1651 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1653 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1655 2005-02-18 Roger Sayle <roger@eyesopen.com>
1657 * fold-const.c (constant_boolean_node): Always create values of the
1658 specified type, don't bother calling truthvalue_conversion.
1660 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1662 * except.c (output_function_exception_table): Call
1663 assemble_external_libcall (eh_personality_libfunc).
1665 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1667 PR target/19886
1668 * config/ia64/ia64.h (struct machine_function): Add state_num.
1669 * config/ia64/ia64.c (process_epilogue,
1670 process_for_unwind_directive): Use new unwind state numbers each
1671 time rather than state 1.
1673 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1675 PR target/20054
1676 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1677 before the "*llgt_didi" pattern.
1679 2005-02-18 Jason Merrill <jason@redhat.com>
1681 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1683 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1685 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1686 (div0): Use it in place of ARM_FUNC_ALIAS.
1687 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1689 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1691 PR middle-end/20030
1692 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1693 access, the lower bound of the array type if it exists.
1695 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1697 PR c++/20008
1698 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1699 cases that are out-of-range for the index type.
1701 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1703 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1704 (estimate_case_costs): Don't call convert.
1705 * expmed.c (expand_shift): Likewise.
1706 (make_tree): Call fold_convert instead of convert.
1708 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1710 PR c++/19813
1711 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1712 that ref to be marked MEM_READONLY_P doesn't have base that needs
1713 constructing.
1715 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1717 * genautomata.c (output_get_cpu_unit_code_func,
1718 output_cpu_unit_reservation_p): Don't generate old-style function
1719 definitions.
1721 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1723 PR c++/20023
1724 PR tree-optimization/20009
1725 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1727 PR tree-optimization/18947
1728 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1729 inline, remove all nodes that are inlined into the extern inline
1730 being redefined.
1732 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1734 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1735 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1736 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1737 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1738 Update copyright.
1740 2005-02-17 Roger Sayle <roger@eyesopen.com>
1742 PR tree-optimization/19917
1743 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1744 to be potentially trapping.
1746 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1748 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1750 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1752 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1753 tem becomes a local variable which is set to the value of the
1754 back end defined INITIAL_FRAME_ADDRESS macro.
1755 (expand_builtin_frame_address): Omit the base parameter to
1756 expand_builtin_return_addr.
1757 (expand_builtin_profile_func): Likewise.
1758 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1759 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1760 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1762 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1764 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1765 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1766 * config/frv/frv.c (frv_function_epilogue): Likewise.
1768 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1770 * lambda-code (perfect_nestify): Remove mark/unmark
1771 for rewriting hack.
1772 * tree-loop-linear.c (linear_transform_loops): Add
1773 rewrite_into_ssa call so that ssa is correct for
1774 rewriting into loop closed.
1776 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1778 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1779 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1780 BITMAP_FREE.
1781 * bt-load.c (btr_def_live_range, combine_btr_defs,
1782 migrate_btr_def, migrate_btr_defs): Likewise.
1783 * cfgcleanup.c (thread_jump): Likewise.
1784 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1785 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1786 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1787 df_rd_local_compute, df_reg_info_compute): Likewise.
1788 * dominance.c (init_dom_info, free_dom_info): Likewise.
1789 * flow.c (init_propagate_block_info,
1790 free_propagate_block_info): Likewise.
1791 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1792 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1793 modify_reg_pav): Likewise.
1794 * loop-invariant.c (find_defs, find_invariant_insn,
1795 find_invariants, free_inv_motion_data): Likewise.
1796 * predict.c (tree_predict_by_opcode,
1797 estimate_bb_frequencies): Likewise.
1798 * stmt.c (expand_case): Likewise.
1799 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1800 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1801 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1802 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1803 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1804 rewrite_ssa_into_ssa): Likewise.
1805 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1806 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1807 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1808 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1809 * tree-sra.c (tree_sra): Likewise.
1810 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1811 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1812 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1813 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1814 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1815 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1816 Likewise.
1817 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1818 calculate_live_on_entry, calculate_live_on_exit,
1819 build_tree_conflict_graph): Likewise.
1820 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1821 record_important_candidates, set_use_iv_cost, find_depends,
1822 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1823 tree_ssa_iv_optimize_finalize): Likewise.
1824 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1825 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1826 tree_duplicate_loop_to_header_edge): Likewise.
1827 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1828 * tree-ssa.c (verify_flow_insensitive_alias_info,
1829 verify_name_tags, verify_ssa, init_tree_ssa,
1830 delete_tree_ssa): Likewise.
1831 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1832 fini_ssanames): Likewise.
1833 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1835 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1837 * config/rs6000/t-rtems: Completely reworked.
1839 2005-02-17 Ira Rosen <irar@il.ibm.com>
1841 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1843 2005-02-17 Ira Rosen <irar@il.ibm.com>
1845 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1846 POINTER_TYPE_P when checking that type is a pointer.
1847 (vect_get_memtag): Remove.
1848 (vect_address_analysis): Use POINTER_TYPE_P. Call
1849 vect_object_analysis with dummy parameter for memtag.
1850 (vect_object_analysis): Extract memtag (functionality that
1851 used to be in vect_get_memtag and moved here). Fix printings.
1852 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1853 with correct parameters. Remove call to vect_get_memtag.
1855 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1857 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1858 (tree-vectorizer.o): Added missing dependencies.
1860 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1861 decleration.
1862 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1863 declaration in tree-vectorizer.c, now has an extern declaration in
1864 tree-vectorizer.h).
1865 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1866 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1867 get_vectype_for_scalar_type, vect_is_simple_use,
1868 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1869 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1870 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1871 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1872 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1873 find_loop_location): Likewise.
1875 * tree-vectorizer.c (langhooks.h): #include removed.
1876 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1877 moved to tree-vectorized.h.
1878 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1879 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1880 get_vectype_for_scalar_type, vect_is_simple_use,
1881 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1882 vect_supportable_dr_alignment, new_loop_vec_info,
1883 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1884 vect_set_verbosity_level, find_loop_location): Likewise.
1886 (vect_analyze_loop): Function externalized. Declaration moved to
1887 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1888 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1889 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1890 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1891 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1892 vect_enhance_data_refs_alignment, vect_analyze_operations,
1893 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1894 vect_stmt_relevant_p, vect_get_loop_niters,
1895 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1896 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1897 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1898 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1899 vect_get_memtag): Likewise.
1901 (vectorizable_load): Function externalized. Declaration moved to
1902 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1903 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1904 vect_transform_loop): Likewise.
1905 (vect_transform_stmt): Moved to tree-vect-transform.c.
1906 (vect_align_data_ref, vect_create_destination_var,
1907 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1908 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1909 vect_get_vec_def_for_operand, vect_init_vector,
1910 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1911 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1912 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1913 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1914 vect_do_peeling_for_loop_bound): Likewise.
1916 * tree-vect-analyze.c: New file.
1917 * tree-vect-transform.c: New file.
1919 2005-02-17 Jason Merrill <jason@redhat.com>
1921 PR mudflap/19319, c++/19317
1922 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1923 slot explicit.
1925 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1927 * doc/install.texi (Specific): Update link for Darwin-specific
1928 tool binary site.
1930 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1932 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1933 constant_boolean_node.
1935 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1937 PR target/19019
1938 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1939 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1941 2005-02-16 Richard Henderson <rth@redhat.com>
1943 PR 19920
1944 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1945 with W_TYPE_SIZE.
1946 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1947 replace uses with Wtype_MAXp1_F.
1948 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1949 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1950 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1951 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1952 and HAVE_TFMODE as appropriate.
1953 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1954 (__floatdisf): Likewise.
1955 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1956 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1957 (Wtype_MAXp1_F): New.
1958 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1959 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1961 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1963 * PR target/19162
1964 * arm.c (arm_apply_result_size): New function.
1965 * arm.h (APPLY_RESULT_SIZE): Define.
1966 * arm-protos.h (arm_apply_result_size): Add prototype.
1967 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1968 (movxf): New expand.
1969 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1970 (call_value_symbol): Remove predicate for operand 0.
1971 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1972 (untyped_call): Rework to correclty return values for any type.
1973 (untyped_return): New expand.
1974 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1976 2005-02-16 Stan Shebs <shebs@apple.com>
1978 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1979 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1981 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1983 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1984 configure settings on Solaris 7 and later.
1986 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1988 PR tree-optimization/19865
1989 * tree-optimize.c (init_tree_optimization_passes): Run
1990 pass_may_alias after pass_sra.
1992 2005-02-16 Richard Henderson <rth@redhat.com>
1993 Stuart Hastings <stuart@apple.com>
1995 PR debug/19521
1996 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1997 Do nothing if debug info suppressed for this function.
1998 (dbxout_begin_function): Early exit if debug info suppressed for
1999 this function.
2001 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2003 PR target/20007
2004 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2005 find_basic_blocks.
2006 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2008 PR tree-optimization/19967
2009 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2010 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2011 argument TYPE. Adjust calls to fold_builtin_XXX.
2012 (expand_builtin, fold_builtin_1): Adjust calls to
2013 expand_builtin_XXX.
2014 (fold_builtin_strchr, fold_builtin_strpbrk,
2015 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2016 result to a requested type TYPE.
2018 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2020 PR middle-end/19857
2021 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2022 (T)x & (T)cst if (T)cst overflows.
2023 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2024 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2026 2005-02-15 Jeff Law <law@redhat.com>
2028 * gcse.c (blocks_with_calls): New bitmap.
2029 (alloc_gcse_mem): Allocate it.
2030 (free_gcse_mem): Free it.
2031 (clear_modifY_mem_tables): Clear it.
2032 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2033 when we encounter CALL_INSNs.
2034 (compute_transp, case MEM): Handle blocks with calls separate
2035 from blocks without calls. Use bitmap iterators rather than
2036 FOR_EACH_BB.
2038 2005-02-15 Peter O'Gorman <peter@pogma.com>
2040 PR bootstrap/18810
2041 * mklibgcc.in (vis_hide): Use a temporary object file, not
2042 -o /dev/null.
2044 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2046 PR target/19924
2047 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2048 access optimization.
2050 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2051 Alan Modra <amodra@bigpond.net.au>
2053 PR target/19019
2054 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2055 (_xlqsub): Rename to __gcc_qsub.
2056 (_xlqmul): Rename to __gcc_qmul.
2057 (_xlqdiv): Rename to __gcc_qdiv.
2058 Provide versioned symbol aliases with old names.
2059 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2060 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2061 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2062 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2063 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2065 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2067 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2068 Fold ~(A - 1) and ~(A + -1) to -A.
2070 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2072 PR pch/14940
2073 PR target/19300
2074 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2075 config/pa/pa-host.c:pa_gt_pch_use_address.
2077 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2079 * tree-vn.c (get_value_handle): Make sure that given an
2080 is_gimple_min_invariant expression, we always return it.
2082 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2084 * passes.c (rest_of_handle_gcse): Fix a comment.
2086 2005-02-15 Jeff Law <law@redhat.com>
2088 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2089 bitmap.
2090 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2091 (canon_list_insert, record_last_mem_set_info): Similarly.
2092 (clear_modify_mem_tables): Similarly.
2094 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2096 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2097 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2098 config/mips/mips.md, config/rs6000/aix.h,
2099 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2101 2005-02-15 Richard Henderson <rth@redhat.com>
2103 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2104 call to be best_edge.
2106 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2108 * basic-block.h: Adjust the prototype for find_basic_blocks.
2109 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2110 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2111 find_basic_blocks.
2113 * flow.c (recompute_reg_usage): Remove all arguments.
2114 * passes.c (rest_of_compilation): Adjust the call to
2115 recompute_reg_usage.
2116 * rtl.h: Adjust the prototype for recompute_reg_usage.
2118 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2120 * tree-dump.c (dump_files): Update to reflect new member
2121 of dump_file_info.
2122 (dump_register): Add new argument.
2123 Set glob name.
2124 (dump_switch_p_1): Check against glob name if doglob was passed.
2125 (dump_switch_p): Check against regular first, then glob if
2126 we didn't have any hits on the dump name.
2127 * tree-optimize.c (register_one_dump_file):
2128 Pass in glob name as well.
2129 * tree-pass.h (struct dump_file_info): Add glob
2130 member.
2132 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2134 PR preprocessor/16323
2135 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2137 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2139 PR target/19019
2140 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2141 (trunctfdf2_internal1): New.
2142 (trunctfdf2_internal2): Renamed from trunctfdf2.
2144 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2146 PR tree-optimization/19853
2147 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2149 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2151 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2152 delete_dead_jumptables and cleanup_cfg.
2154 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2156 * reload.c (find_reloads): Swap address_reloaded flags when
2157 swapping commutative operands.
2159 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2161 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2162 Use standard_iv_increment_position for computing the bsi position
2163 for create_iv.
2164 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2165 the bsi position.
2167 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2169 PR target/17428
2170 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2171 life range of hard registers.
2172 * value-prof.c (insn_prefetch_values_to_profile): Only
2173 scan normal insns.
2175 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2176 profile in libcalls.
2178 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2180 * bitmap.h (bitmap_and_compl_into): Return bool.
2181 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2183 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2185 PR tree-optimization/19944
2186 * fold-const.c (fold): Re-add ABS_EXPR folding.
2188 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2190 PR target/19019
2191 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2192 {TARGET,MASK}_XL_COMPAT.
2193 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2194 MASK_XL_COMPAT.
2195 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2196 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2197 TARGET_XL_COMPAT.
2198 (rs6000_arg_partial_bytes): Same.
2199 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2200 and XL compatibility enabled.
2201 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2202 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2203 test to final condition.
2204 (cmptf_internal2): New.
2205 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2206 xl-compat. Add TFmode information to description.
2208 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2210 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2212 2005-02-13 Jason Merrill <jason@redhat.com>
2214 PR c++/16405
2215 * fold-const.c (fold_indirect_ref_1): Split out from...
2216 (build_fold_indirect_ref): Here.
2217 (fold_indirect_ref): New fn.
2218 * tree.h: Declare it.
2219 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2220 (gimplify_modify_expr_rhs): Likewise.
2221 (gimplify_expr): Likewise.
2223 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2225 PR tree-optimization/14303
2226 PR tree-optimization/15784
2227 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2228 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2229 ABS_EXPR<x> != 0 to x != 0.
2231 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2233 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2234 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2235 spelling conventions.
2237 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2238 delete_trivially_dead_insns too many times.
2240 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2241 tem and tem2.
2243 2005-02-12 Ira Rosen <irar@il.ibm.com>
2245 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2246 (vect_is_simple_iv_evolution): Remove redundant parameter
2247 and step check.
2248 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2249 without last parameter.
2250 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2251 Return pointer step. Call vect_is_simple_iv_evolution without
2252 last parameter. Check only that the step is multiple of size
2253 type. Remove stmt_vinfo updates.
2254 (vect_get_memtag_and_dr): Remove.
2255 (vect_get_memtag): New function.
2256 (vect_address_analysis): New function.
2257 (vect_object_analysis): New function.
2258 (vect_analyze_data_refs): Call vect_object_analysis and
2259 vect_get_memtag. Update stmt_vinfo fields.
2261 2005-02-12 Ira Rosen <irar@il.ibm.com>
2263 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2264 exist and are objects. Remove checks for pointer.
2265 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2266 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2267 (vect_create_data_ref_ptr): Likewise.
2268 (vect_base_addr_differ_p): New function.
2269 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2270 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2271 Don't set the DR_BASE_NAME field of data-ref.
2272 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2274 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2276 * optabs.h (enum optab_index): Add new OTI_ldexp.
2277 (ldexp_optab): Define corresponding macro.
2278 * optabs.c (init_optabs): Initialize ldexp_optab.
2279 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2280 patterns.
2281 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2282 using ldexp_optab.
2283 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2284 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2286 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2287 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2288 intrinsics.
2290 2005-02-12 Ira Rosen <irar@il.ibm.com>
2292 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2293 to base_address.
2294 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2295 stmt_vec_info.
2296 (vect_get_base_and_offset): Always return an address.
2297 (vect_create_addr_base_for_vector_ref): Remove treatment for
2298 different data reference types.
2299 (vect_compute_data_ref_alignment): Rename base to base_address in
2300 stmt_vec_info. Get the object in order to force its alignment.
2301 (vect_get_memtag_and_dr): Rename base to base_address in
2302 stmt_vec_info. Extract the object for memtag analysis.
2304 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2306 PR regression/19898.
2307 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2308 changes cc_status, use apply modified_in_p to part of cc_status
2309 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2310 body.
2312 2005-02-11 Richard Henderson <rth@redhat.com>
2314 * tree-complex.c (expand_complex_libcall): New.
2315 (expand_complex_multiplication): Use it for c99 compliance.
2316 (expand_complex_division): Likewise.
2317 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2318 (fold): Call them.
2319 * builtins.c (built_in_names): Remove const.
2320 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2321 builtins.
2322 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2323 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2324 (built_in_names): Remove const.
2325 * c-common.c (c_common_type_for_mode): Handle complex modes.
2326 * flags.h, toplev.c (flag_complex_method): Rename from
2327 flag_complex_divide_method.
2328 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2329 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2330 * libgcc2.h: Declare them.
2331 * libgcc-std.ver: Export them.
2332 * mklibgcc.in (lib2funcs): Build them.
2334 2005-02-11 Steven Bosscher <stevenb@suse.de>
2336 PR tree-optimization/19876
2337 Partially revert my change from 2005-01-14
2338 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2339 (compute_antic): ...and remove the loop here.
2341 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2343 PR middle-end/19858
2344 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2345 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2347 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2348 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2350 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2352 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2353 offsets for the big-endian 32-bit case.
2355 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2357 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2359 2005-02-11 Dale Johannesen <dalej@apple.com>
2361 * cselib.c (cselib_process_insn): Clear out regs where
2362 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2363 * reload.c (find_equiv_reg): Ditto.
2365 2005-02-11 Ian Lance Taylor <ian@airs.com>
2367 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2368 with no elements.
2370 * tree.c (build_function_type_list): Work correctly if there are
2371 no arguments.
2373 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2375 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2376 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2377 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2378 TARGET_ZARCH instead of TARGET_64BIT.
2380 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2382 * config/rs6000/t-rtems:
2383 (MULTILIB_OPTIONS): Remove mcpu=602.
2384 (MUTLILIB_DIRNAMES): Remove m602.
2385 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2386 Let mcpu=602 match mcpu=603.
2387 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2389 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2391 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2392 signal trampolines.
2394 2005-02-10 David Daney <ddaney@avtrex.com>
2396 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2397 * config/i386/linux-unwind.h: Likewise.
2398 * config/ia64/linux-unwind.h: Likewise.
2399 * config/mips/linux-unwind.h: Likewise.
2400 * config/pa/linux-unwind.h: Likewise.
2401 * config/rs6000/linux-unwind.h: Likewise.
2402 * config/s390/linux-unwind.h: Likewise.
2403 * config/sh/linux-unwind.h: Likewise.
2404 * config/sparc/linux-unwind.h: Likewise.
2406 2005-02-10 Steven Bosscher <stevenb@suse.de>
2408 PR tree-optimization/17549
2409 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2410 TER to replace a DEF with its expression if the DEF and the
2411 rhs of the expression we replace into have the same root
2412 variable.
2414 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2416 * config/mips/mips.md: Fix the placement of the match_scratch in the
2417 lea64 peephole2.
2419 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2421 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2422 Fix comment typos.
2424 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2426 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2427 (strip_offset): Handle addresses.
2428 (add_address_candidates): Use strip_offset.
2429 (difference_cost): Reflect strip_offset change.
2430 (force_var_cost, difference_cost): Strip nops.
2432 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2434 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2436 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2437 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2438 config/cris/cris-protos.h, config/cris/cris.c: Update
2439 copyright.
2441 2005-02-10 Jeff Law <law@redhat.com>
2443 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2444 (lookup_avail_expr): Similarly.
2446 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2448 * builtins.c (fold_builtin_powi): New function.
2449 (fold_builtin_1): Call it.
2451 2005-02-10 Steven Bosscher <stevenb@suse.de>
2453 PR documentation/19309
2454 * doc/cpp.texi: The __GNUC__ and related predefined macros
2455 are also defined for the "standalone" cpp.
2456 Some non-GCC compilers may also define __GNUC__.
2458 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2460 PR c/19342
2461 * c-typeck.c (common_type): New routine. Old common_type renamed
2462 to...
2463 (c_common_type): ...this.
2464 (build_conditional_expr, build_binary_op): Use c_common_type instead
2465 of common_type.
2467 2005-02-10 Steven Bosscher <stevenb@suse.de>
2469 * doc/md.texi: Replace @samp{length} with @code{length}.
2471 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2473 PR tree-optimization/18687
2474 * tree-flow.h (find_loop_niter): Declare.
2475 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2476 Try using scev even for loops with more than one exit.
2477 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2478 (struct ivopts_data): Added niters field.
2479 (struct nfe_cache_elt): New.
2480 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2481 functions.
2482 (tree_ssa_iv_optimize_init): Initialize niters cache.
2483 (determine_number_of_iterations): Removed.
2484 (find_induction_variables): Do not call determine_number_of_iterations.
2485 Access niters for single exit through niter_for_single_dom_exit.
2486 (add_iv_outer_candidates): Access niters for single exit through
2487 niter_for_single_dom_exit.
2488 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2489 number_of_iterations_cond.
2490 (iv_period): New function.
2491 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2492 (may_replace_final_value): Take data argument. Use
2493 niter_for_single_dom_exit.
2494 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2495 (rewrite_use_compare): Pass data to may_eliminate_iv.
2496 (rewrite_use_outer): Pass data to may_replace_final_value.
2497 (free_loop_data): Clean up the niters cache.
2498 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2499 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2500 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2501 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2502 (num_ending_zeros): Moved to tree.c.
2503 * tree.h (num_ending_zeros): Declare.
2504 * tree.c (num_ending_zeros): Moved from tree.c.
2506 2005-02-09 Richard Henderson <rth@redhat.com>
2508 * builtins.c (DEF_BUILTIN): Add COND argument.
2509 * tree.h (DEF_BUILTIN): Likewise.
2510 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2511 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2512 match.
2513 (DEF_BUILTIN_STUB): New.
2514 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2515 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2516 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2517 * c-common.c (DEF_BUILTIN): Add COND argument.
2518 * tree.c (local_define_builtin): New.
2519 (build_common_builtin_nodes): New.
2521 2005-02-09 Roger Sayle <roger@eyesopen.com>
2523 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2524 floating point expression ignoring the sign of the result.
2525 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2526 (fold) <MULT_EXPR>: Use it to simplify x*x.
2527 * tree.h (fold_strip_sign_ops): Prototype here.
2528 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2529 argument. Use fold_strip_sign_ops to simplify the first argument.
2530 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2531 first argument when the second argument is an even integer
2532 constant, but only with -funsafe_math_optimizations.
2533 (fold_builtin_1): Update call to fold_builtin_copysign.
2535 2005-02-09 Ian Lance Taylor <ian@airs.com>
2537 PR middle-end/19583
2538 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2539 just check whether EH_FILTER_FAILURE falls through.
2541 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2543 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2544 insns return to ready list in the next turn.
2546 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2548 PR middle-end/19402
2549 * builtins.def: New __builtin_powi[lf].
2550 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2551 (expand_builtin_powi): New function.
2552 (expand_builtin): Dispatch to expand_builtin_powi.
2553 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2554 * libgcc2.c: Add __builtin_powi[lf] implementation.
2555 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2556 * optabs.h: Add powi_optab.
2557 * optabs.c (init_optabs): Initialize powi_optab.
2558 * doc/extend.texi: Document __builtin_powi[lf].
2560 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2562 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2563 exists.
2565 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2567 PR middle-end/19854
2568 * fold-const.c (try_move_mult_to_index): Remove redundant
2569 type argument. Create ADDR_EXPR with correct type.
2570 (fold): Update callers of try_move_mult_to_index. Convert
2571 result to the appropriate type.
2573 2005-02-09 Roger Sayle <roger@eyesopen.com>
2575 PR target/19597
2576 * config/avr/avr.c (default_rtx_costs): Delete.
2577 (avr_operand_rtx_cost): New function.
2578 (avr_rtx_costs): Completely rewrite.
2580 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2582 PR target/19806
2583 * config/cris/cris.c (in_code): New variable.
2584 (cris_output_addr_const): Now a static function, a wrapper for
2585 output_addr_const.
2586 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2587 case from old cris_output_addr_const.
2588 (cris_asm_output_label_ref): Similar for LABEL_REF.
2589 (cris_output_addr_const_extra): Similar for UNSPEC.
2590 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2591 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2592 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2593 declaration.
2594 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2595 (cris_asm_output_label_ref): Declare.
2597 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2599 PR preprocessor/19801
2600 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2601 filenames that changed when libcpp was moved to the toplevel.
2603 2005-02-07 Roger Sayle <roger@eyesopen.com>
2605 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2606 zero extensions of BImode operands. Call lowpart_subreg instead
2607 of gen_lowpart_common and gen_lowpart_SUBREG.
2609 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2611 PR ada/19489
2612 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2613 * configure.ac: Set cc_for_cross_gnattools.
2614 * configure: Regenerate.
2616 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2618 PR target/19803
2619 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2621 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2623 PR debug/19327
2624 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2625 of nested functions.
2627 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2629 * doc/extend.texi: Document deprecated extensions allowing
2630 static floating-point members to have initializers and allowing
2631 floating-point literals in integral constant expressions.
2633 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2635 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2636 config/darwin7.h, config/mips/mips.c,
2637 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2638 Update copyright.
2640 * cse.c: Update comments.
2642 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2644 PR middle-end/19775
2645 * builtins.c (fold_builtin_sqrt): Transform
2646 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2647 pow(x,y*0.5).
2649 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2650 Dorit Naishlos <dorit@il.ibm.com>
2652 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2653 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2654 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2655 was added.
2656 * tree.h (vect_set_verbosity_level): New extern function declaration
2657 added.
2658 * tree-vectorizer.h (verbosity_levels): New enum type.
2659 * tree-vectorizer.c (vect_debug_stats): Function removed.
2660 (vect_debug_details): Likewise.
2661 (vect_verbosity_level): Global variable was defined and initialized.
2662 (vect_dump): Global variable definition.
2663 (vect_print_dump_info): New function.
2664 (vect_set_dump_settings): New function.
2665 (vect_set_verbosity_level): New function.
2666 (vectorize_loops): Add call to vect_set_dump_settings.
2668 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2669 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2670 (slpeel_tree_peel_loop_to_edge): Likewise.
2672 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2673 appropriate verbosity level instead of call to vect_debug_details
2674 or vect_debug_stats.
2675 (vect_get_base_and_offset):
2676 (vect_create_addr_base_for_vector_ref):
2677 (get_vectype_for_scalar_type):
2678 (vect_create_data_ref_ptr):
2679 (vect_init_vector):
2680 (vect_get_vec_def_for_operand):
2681 (vect_finish_stmt_generation):
2682 (vectorizable_assignment):
2683 (vectorizable_operation):
2684 (vectorizable_store):
2685 (vectorizable_load):
2686 (vect_transform_stmt):
2687 (vect_update_ivs_after_vectorizer):
2688 (vect_do_peeling_for_loop_bound):
2689 (vect_update_inits_of_drs):
2690 (vect_do_peeling_for_alignment):
2691 (vect_transform_loop):
2692 (vect_is_simple_use):
2693 (vect_analyze_operations):
2694 (vect_is_simple_iv_evolution):
2695 (vect_analyze_scalar_cycles):
2696 (vect_analyze_data_ref_dependence):
2697 (vect_analyze_data_ref_dependences):
2698 (vect_compute_data_ref_alignment):
2699 (vect_enhance_data_refs_alignment):
2700 (vect_analyze_data_refs_alignment):
2701 (vect_analyze_data_ref_access):
2702 (vect_analyze_data_ref_accesses):
2703 (vect_analyze_pointer_ref_access):
2704 (vect_get_memtag_and_dr):
2705 (vect_analyze_data_refs):
2706 (vect_mark_relevant):
2707 (vect_stmt_relevant_p):
2708 (vect_mark_stmts_to_be_vectorized):
2709 (vect_can_advance_ivs_p):
2710 (vect_get_loop_niters):
2711 (vect_analyze_loop_form):
2712 (vect_analyze_loop):
2713 (vectorize_loops): Likewise.
2715 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2716 (vect_update_inits_of_drs):
2717 (vect_do_peeling_for_alignment):
2718 (vect_transform_loop):
2719 (vect_analyze_operations):
2720 (vect_analyze_scalar_cycles):
2721 (vect_analyze_data_ref_dependences):
2722 (vect_analyze_data_refs_alignment):
2723 (vect_analyze_data_ref_accesses):
2724 (vect_analyze_data_refs):
2725 (vect_mark_stmts_to_be_vectorized):
2726 (vect_get_loop_niters):
2727 (vect_analyze_loop_form):
2728 (vect_analyze_loop): Likewise.
2729 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2731 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2733 PR bootstrap/19796
2734 Revert:
2735 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2736 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2737 either -ffast-math or -funsafe-math-optimizations is in use.
2739 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2740 * config/mips/irix-csr.c: New file.
2741 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2742 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2743 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2744 executables.
2746 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2748 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2749 redundant, incorrect definitions.
2751 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2752 expand.
2753 ("*tls_indirect_call"): New, reference hard regs directly.
2754 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2756 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2758 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2759 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2761 2005-02-06 Roger Sayle <roger@eyesopen.com>
2763 PR rtl-optimization/19800
2764 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2765 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2766 gen_lowpart.
2768 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2770 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2772 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2774 PR other/17135
2775 * doc/invoke.texi: Correct documentation of -freorder-functions.
2777 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2779 PR other/14402
2780 * doc/invoke.texi: Don't mention gccbug.
2782 2005-02-06 Roger Sayle <roger@eyesopen.com>
2783 Andrew Pinski <pinskia@physics.uc.edu>
2784 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2786 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2787 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2788 into just (zero_extract:SI FOO (const_int 1) BAR).
2790 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2792 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2793 macro locally. Don't give last revision date. Use GCC version
2794 number from gcc-common.texi.
2795 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2796 revision date. Use GCC version number from gcc-common.texi.
2797 Describe being a library as current state rather than as 3.x
2798 history.
2799 * doc/gcc.texi: Remove last update date.
2800 * doc/gccint.texi: Likewise. Update copyright dates.
2801 * doc/install.texi: Update copyright dates.
2803 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2805 PR other/7549
2806 * doc/invoke.texi: Mention for each option included in -Wall that
2807 it is included in -Wall.
2808 * doc/gcc.texi: Update copyright and last modification date.
2810 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2812 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2813 unnecessary cast to original induction variable increments.
2815 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2817 PR tree-optimization/18219
2818 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2819 in distributed form.
2821 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2823 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2824 Set bitpos and offset later in the function. Do nothing if the
2825 target is a register and if the bitfield lies completely outside
2826 that register.
2827 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2828 here. Return an uninitialised register if the source value is stored
2829 in a register and the bitfield lies completely outside that register.
2831 2005-02-06 Steven Bosscher <stevenb@suse.de>
2833 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2834 not SET_DEST.
2836 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2838 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2840 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2842 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2843 * config/darwin8.h: New.
2844 * config/darwin7.h: Update comment.
2846 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2847 Dorit Naishlos <dorit@il.ibm.com>
2849 * tree-vectorizer.h (LOC): New type.
2850 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2851 (loop_line_number): New field in struct _loop_vec_info.
2852 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2854 * tree-vectorizer.c (input.h): Included.
2855 (find_loop_location): New function.
2856 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2857 loop line number removed.
2858 (vect_debug_details): Likewise.
2859 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2861 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2862 call to vect_debug_details/stats changed from loop to loop_loc.
2863 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2864 (slpeel_tree_peel_loop_to_edge): Likewise.
2866 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2867 changed from NULL to UNKNOWN_LOC.
2868 (vect_get_base_and_offset):
2869 (vect_create_addr_base_for_vector_ref):
2870 (get_vectype_for_scalar_type):
2871 (vect_create_data_ref_ptr):
2872 (vect_init_vector):
2873 (vect_get_vec_def_for_operand):
2874 (vect_finish_stmt_generation):
2875 (vectorizable_assignment):
2876 (vectorizable_operation):
2877 (vectorizable_store):
2878 (vectorizable_load):
2879 (vect_transform_stmt):
2880 (vect_update_ivs_after_vectorizer):
2881 (vect_do_peeling_for_loop_bound):
2882 (vect_do_peeling_for_alignment):
2883 (vect_transform_loop):
2884 (vect_is_simple_use):
2885 (vect_analyze_operations):
2886 (vect_is_simple_iv_evolution):
2887 (vect_analyze_scalar_cycles):
2888 (vect_analyze_data_ref_dependences):
2889 (vect_compute_data_ref_alignment):
2890 (vect_enhance_data_refs_alignment):
2891 (vect_analyze_data_ref_access):
2892 (vect_analyze_data_ref_accesses):
2893 (vect_analyze_pointer_ref_access):
2894 (vect_get_memtag_and_dr):
2895 (vect_analyze_data_refs):
2896 (vect_mark_relevant):
2897 (vect_stmt_relevant_p):
2898 (vect_mark_stmts_to_be_vectorized):
2899 (vect_can_advance_ivs_p):
2900 (vect_get_loop_niters):
2901 (vect_analyze_loop):
2902 (vectorize_loops): Likewise.
2904 (vectorizable_load): Argument in call to vect_debug_details/stats
2905 changed from loop to LOOP_LOC (loop_vinfo).
2906 (vect_transform_loop):
2907 (vect_analyze_operations):
2908 (vect_analyze_scalar_cycles):
2909 (vect_analyze_data_ref_dependence):
2910 (vect_enhance_data_refs_alignment):
2911 (vect_analyze_data_ref_accesses):
2912 (vect_analyze_pointer_ref_access):
2913 (vect_analyze_data_refs):
2914 (vect_analyze_loop): Likewise.
2916 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2917 changed from loop to loop_loc.
2919 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2921 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2922 Dorit Naishlos <dorit@il.ibm.com>
2924 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2925 declaration added.
2926 (vect_analyze_data_ref_dependences): Likewise.
2928 (vect_is_simple_use): Argument changed from loop structure to
2929 loop_vect_info structure.
2930 (vect_can_advance_ivs_p): Likewise.
2931 (vect_create_index_for_vector_ref): Likewise.
2932 (vect_update_ivs_after_vectorizer): Likewise.
2933 (new_stmt_vec_info): Likewise.
2935 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2936 changed from loop to loop_vinfo.
2937 (vect_create_data_ref_ptr): First argument in call to
2938 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2939 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2940 was changed from loop to loop_vinfo.
2941 (vectorizable_operation): Likewise.
2942 (vectorizable_store): Likewise.
2943 (vect_mark_stmts_to_be_vectorized): Likewise.
2944 (vect_do_peeling_for_loop_bound): First argument in call to
2945 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2946 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2947 was changed from loop to loop_vinfo.
2948 (vect_analyze_data_ref_dependences): Third argument in call to
2949 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2951 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2952 (vect_create_data_ref_ptr): Likewise.
2953 (vect_init_vector): Likewise.
2954 (vect_get_vec_def_for_operand): Likewise.
2955 (vectorizable_assignment): Likewise.
2956 (vectorizable_operation): Likewise.
2957 (vectorizable_store): Likewise.
2958 (vectorizable_load): Likewise.
2959 (vect_update_ivs_after_vectorizer): Likewise.
2960 (vect_is_simple_use): Likewise.
2961 (vect_analyze_data_ref_dependence): Likewise.
2962 (vect_analyze_pointer_ref_access): Likewise.
2963 (vect_can_advance_ivs_p): Likewise.
2965 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2966 before _stmt_vec_info.
2967 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2968 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2969 (new_stmt_vec_info): Argument changed from loop structure to
2970 loop_vect_info structure
2972 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2973 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2974 (vect_create_addr_base_for_vector_ref): Likewise.
2975 (vect_analyze_pointer_ref_access): Likewise.
2977 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2979 PR tree-opt/19768
2980 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2981 phi flag if the phi is abnormal.
2983 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2985 PR tree-opt/19736
2986 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2987 information for the new statement.
2989 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2991 PR driver/19117
2992 * gcc.c (main): Include the target in -v output.
2994 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2996 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2997 Do not drop the extend if we'd have to add a paradoxical subreg
2998 later. Include optabs.h and insn-codes.h.
2999 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3001 2005-02-02 Roger Sayle <roger@eyesopen.com>
3003 PR middle-end/19405
3004 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3005 * fold-const.c (const_binop): Avoid constant folding floating
3006 point operations in modes that use composite representations.
3007 * simplify-rtx.c (simplify_binary_operation): Likewise.
3009 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3011 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3012 a REG, not a MEM.
3013 (altivec_dstt): Likewise.
3014 (altivec_dstst): Likewise.
3015 (altivec_dststt): Likewise.
3016 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3017 of first operand.
3019 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3021 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3022 EXPR_LOCUS from orig_cond to the new cond_stmt.
3023 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3024 the new vec_stmt.
3026 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3028 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3029 standard_iv_increment_position. Remove call to bsi_next
3030 (no need to bump the iterator anymore).
3031 (vect_create_index_for_vector_ref): Call
3032 standard_iv_increment_position. Remove second function argument.
3033 (vect_finish_stmt_generation): Remove call to bsi_next
3034 (no need to bump the iterator anymore).
3035 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3036 to vect_create_index_for_vector_ref.
3038 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3040 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3041 phis are used out of the loop.
3043 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3045 PR c/17807
3046 * c-decl.c (undef_nested_function): New variable.
3047 (pop_scope): Diagnose undefined nested functions.
3048 (finish_function): Don't attempt cgraph processing or genericizing
3049 if current top-level function contained an undefined nested
3050 function. Reset undef_nested_function at the end of a top-level
3051 function.
3053 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3055 * tree.c (build_int_cst_type): Take sign of the value into account
3056 when deciding whether sign extend the value.
3058 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3060 PR c/18502
3061 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3062 (cpp_options, cc1_options): Change %{std*&ansi} to
3063 %{std*&ansi&trigraphs}.
3065 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3067 * cse.c: Update comments.
3069 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3071 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3072 arguments go on the stack. Do not put complex doubles in odd/even
3073 pairs.
3075 2005-02-02 Steven Bosscher <stevenb@suse.de>
3077 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3078 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3079 -ftree-pre, and -fthread-jumps.
3081 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3083 PR tree-optimization/19578
3084 * tree-flow.h (modified_noreturn_calls): Declare.
3085 (noreturn_call_p): Declare.
3086 * tree-flow-inline.h (noreturn_call_p): New function.
3087 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3088 * tree-cfg.c (modified_noreturn_calls): New variable.
3089 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3090 that contain a mid-block noreturn call.
3091 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3093 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3095 * df.c (df_def_record_1, df_uses_record): Don't use
3096 DF_FOR_REGALLOC.
3097 * df.h (DF_FOR_REGALLOC): Remove.
3099 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3101 PR c/19435
3102 * c-typeck.c (really_start_incremental_init): Reset
3103 constructor_max_index for arrays of incomplete type.
3105 2005-02-02 Jeff Law <law@redhat.com>
3107 * gcse.c (struct reg_set): Store the block index where the register
3108 was set rather than the setting insn.
3109 (record_one_set, compute_transp): Corresponding changes.
3110 (pre_insert_copy_insn): Do not call replace_one_set.
3111 (replace_one_set): Remove.
3113 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3115 PR other/15514
3116 * doc/gcov.texi: Fix typo.
3118 2005-02-01 Richard Henderson <rth@redhat.com
3120 PR target/19680
3121 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3122 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3123 type to bool.
3124 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3125 * config/i386/i386-protos.h: Update.
3127 2005-02-01 Steven Bosscher <stevenb@suse.de>
3129 PR tree-optimization/19217
3130 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3131 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3132 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3133 that it is walking a PHI node.
3135 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3137 * doc/extend.texi (Nested Functions): Update.
3139 2005-02-01 Richard Henderson <rth@redhat.com>
3141 PR 19696
3142 * optabs.c (expand_copysign_absneg): Export.
3143 * optabs.h (expand_copysign_absneg): Declare.
3144 * config/rs6000/rs6000.md (copysigntf3): New.
3146 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3148 PR tree-optimization/19633
3149 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3150 * tree-ssa-alias.c (init_alias_info): Initialize.
3151 (merge_pointed_to_info): Set.
3152 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3153 (dump_points_to_info_for): Show value of pt_null.
3154 (struct count_ptr_d): Declare.
3155 (find_ptr_dereference): Remove.
3156 (ptr_is_dereferenced_by): Remove.
3157 (count_ptr_derefs): New local function.
3158 (count_uses_and_derefs): New local function.
3159 (compute_points_to_and_addr_escape): Call it. If the number
3160 of dereferences is greater than zero, mark the pointer as
3161 dereferenced. If there are fewer dereferences than uses of
3162 the pointer, the pointer's value escapes.
3164 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3166 PR tree-optimization/19670
3167 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3168 here...
3169 (verify_use): ... set it here, instead.
3171 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3173 * doc/sourcebuild.texi (Test directives): Fix formatting.
3175 * doc/sourcebuild.texi (Test directives): Describe selector
3176 expressions.
3178 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3180 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3181 specific 64-bit CPUs.
3183 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3185 PR target/16201
3186 * arm.c (arm_eliminable_register): New function.
3187 (adjacent_mem_locations): Don't allow eliminable registers. Use
3188 HOST_WIDE_INT for address offsets.
3189 * arm-protos.h (arm_eliminable_register): Add prototype.
3191 2005-02-01 Steven Bosscher <stevenb@suse.de>
3193 PR optimization/15242
3194 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3195 * basic-block.h (duplicate_computed_gotos): Add prototype.
3196 * bb-reorder.c (duplicate_computed_gotos): New function to
3197 duplicate sufficiently small blocks ending in a computed jump.
3198 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3199 if not optimizing for size.
3200 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3201 never do tail merging for blocks ending in a computed jump.
3202 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3204 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3206 Patch from Richard Sandiford <rsandifo@redhat.com>
3207 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3208 from inheriting a subreg equivalence with a non-spill register.
3210 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3212 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3214 * config/frv/frv.c (movcc_fp_destination_operand): New.
3215 (gpr_or_memory_operand): Fix typo in comment.
3216 (gpr_or_memory_operand_with_scratch): New.
3217 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3218 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3219 movcc_fp_destination_operand.
3220 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3221 Legitimize memory addresses using a scratch register.
3223 2005-01-31 Jeff Law <law@redhat.com>
3225 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3226 bitmap a sparse bitmap instead of a simple bitmap.
3227 (mark_def_sites_initialize_block): Corresponding changes.
3228 (ssa_mark_def_sites_initialize_block): Likewise.
3229 (ssa_mark_phi_uses): Likewise.
3230 (mark_def_site, ssa_mark_def_sites): Likewise.
3231 (mark_def_site_blocks): Likewise.
3232 (rewrite_ssa_into_ssa): Likewise.
3234 * tree-ssa-dom.c (record_cond): Pass correct variable type
3235 for last argument to htab_find_slot_with_hash.
3237 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3238 effects when optimizing 0 % X. Do not try to optimize X % 0.
3240 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3242 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3243 1_mmalua.
3245 2005-02-01 Eric Christopher <echristo@redhat.com>
3247 * config/mips/mips.c (override_options): Warn if -mint64
3248 is used.
3249 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3250 deprecated.
3252 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3254 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3255 timestamp.
3256 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3257 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3258 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3259 (cached_regno): Initialize to INVALID_REGNUM.
3260 (cse_reg_info_table_size,
3261 cse_reg_info_table_first_uninitialized,
3262 cse_reg_info_timestamp): New.
3263 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3264 get_cse_reg_info.
3265 (init_cse_reg_info, get_cse_reg_info_1): New.
3266 (get_cse_reg_info): Cache the last look-up.
3267 (new_basic_block): Update the code to clear mappings from
3268 registers to cse_reg_info entries.
3269 (cse_main): Call init_cse_reg_info.
3271 * cse.c (get_cse_reg_info): Update a comment.
3273 2005-01-31 Steven Bosscher <stevenb@suse.de>
3275 PR c/19333
3276 * c-decl.c (start_decl): Do not warn about arrays of elements with
3277 an incomplete type here.
3278 (grokdeclarator): Do it here by making a pedwarn an error.
3279 * c-typeck.c (push_init_level): If there were previous errors with
3280 the constructor type, do not warn about braces for initializers.
3281 (process_init_element): Likewise for excess initializer elements.
3283 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3285 * cse.c (delete_trivially_dead_insn): Don't iterate.
3287 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3289 * config/rs6000/rs6000.md (copysignsf3): New expand.
3290 (copysigndf3): Likewise.
3292 2005-01-31 Steven Bosscher <stevenb@suse.de>
3294 * recog.c (constrain_operands): Only look for earlyclobber operand
3295 conflicts if an '&' constraint was seen.
3297 2005-01-31 Marc Espie <espie@openbsd.org>
3299 * config.gcc: Don't include embedded systems fragment, switches default
3300 debugging format to ELF.
3301 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3302 longer pick it up there.
3304 2005-01-31 Dale Johannesen <dalej@apple.com>
3306 * doc/extend.texi (nested functions): Fix linkage description.
3307 Clarify that static is not allowed.
3309 2005-01-31 Dale Johannesen <dalej@apple.com>
3311 * config/rs6000/darwin.md (movsf_low_di): Make work.
3312 (movdf_low_di): Make work.
3314 2005-01-31 Dale Johannesen <dalej@apple.com>
3316 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3317 Make work for 64 bit.
3319 2005-01-31 Roger Sayle <roger@eyesopen.com>
3320 Dale Johannesen <dalej@apple.com>
3322 PR middle-end/19650
3323 * fold-const.c (fold_binary_op_with_conditional_arg):
3324 Make types match original operands, before STRIP_NOPS.
3326 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3328 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3329 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3330 (struct gcc_sigcontext): Delete. Merge contents to..
3331 (struct gcc_ucontext): ..here.
3332 (get_sigcontext): Delete.
3333 (get_regs): New function, like get_sigcontext but return regs ptr.
3334 64-bit version finds regs from r1 to support vdso.
3335 (ppc_linux_aux_vector): New function.
3336 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3337 and vector regs.
3339 2005-01-31 Ira Rosen <irar@il.ibm.com>
3341 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3342 sizetype.
3343 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3344 redundant fold. Fix misalignment for MINUS_EXPR.
3345 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3346 (vect_analyze_pointer_ref_access): Likewise.
3347 (vect_get_memtag_and_dr): Likewise.
3349 2005-01-31 Richard Henderson <rth@redhat.com>
3351 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3352 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3353 absnegdf2_i387, absnegxf2_i387): Likewise.
3355 2005-01-31 Richard Henderson <rth@redhat.com>
3357 PR 19696
3358 * optabs.c (expand_copysign_absneg): New.
3359 (expand_copysign_bit): Split out from ...
3360 (expand_copysign): ... here. Use expand_copysign_absneg.
3362 2005-01-30 Roger Sayle <roger@eyesopen.com>
3364 PR middle-end/19697
3365 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3366 constant as the second operand and a register as the third.
3368 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3370 PR target/19704
3371 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3372 that dllimport'd functions do not use all call-clobbered registers
3373 to pass parameters.
3375 2005-01-30 Richard Henderson <rth@redhat.com>
3377 PR 19696
3378 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3379 expand_abs_nojump and generalize. Use operand_subword and
3380 emit_no_conflict_block. Support large modes.
3381 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3382 back to maximum.
3383 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3384 negation to subtraction.
3385 (expand_copysign): Check that the format has signed zeros.
3386 Use operand_subword and emit_no_conflict_block. Support large modes.
3388 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3390 Fix PR tree-optimization/19624
3392 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3393 * tree-ssa-pre.c: Add cfgloop.h.
3394 Update comment.
3395 (pre_stats): New member, constified.
3396 (inserted_exprs): New static variable.
3397 (NECESSARY): New macro.
3398 (create_expression_by_pieces): Fold the expression, and
3399 mark it as defaulting to not necessary. Also put in
3400 inserted_exprs.
3401 (fully_constant_expression): New function.
3402 (insert_into_preds_of_block): Modify to not insert phis when we
3403 are playing with induction variables.
3404 Push phis onto the inserted_exprs vector, and mark them as not
3405 necessary by default.
3406 (insert_aux): Call fully_constant_expression on eprime.
3407 If all edges produce the same value, mark it constant.
3408 (mark_operand_necessary): New function.
3409 (remove_dead_inserted_code): New function.
3410 (init_pre): Init loop optimizer to get loop info.
3411 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3412 (execute_pre): Commit edge inserts, then remove dead code.
3414 2005-01-30 Richard Henderson <rth@redhat.com>
3416 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3417 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3419 2005-01-30 Richard Henderson <rth@redhat.com>
3421 PR target/19700
3422 * config/i386/i386.c (ix86_expand_copysign): New.
3423 (ix86_split_copysign_const): New.
3424 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3425 rearrange op1/nmask operands.
3426 * config/i386/i386-protos.h: Update.
3427 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3428 (copysigndf3): Likewise.
3429 (copysignsf3_const, copysigndf3_const): New.
3430 (copysignsf3_var): Rename from copysignsf3, split out splitter
3431 and fix split predicate for X constraint.
3432 (copysigndf3_var): Similarly.
3434 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3436 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3437 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3438 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3440 2005-01-29 Richard Henderson <rth@redhat.com>
3442 PR target/19690
3443 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3444 of # and * in constraints.
3446 2005-01-29 Richard Henderson <rth@redhat.com>
3448 PR middle-end/19689
3449 * expr.c (store_field): Don't strip sub-mode cast when the input
3450 data is even smaller.
3452 2005-01-29 Richard Henderson <rth@redhat.com>
3454 PR middle-end/19687
3455 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3456 union being empty.
3458 2005-01-29 Richard Henderson <rth@redhat.com>
3460 * combine.c (make_field_assignment): Fix argument order
3461 to gen_int_mode.
3463 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3465 PR tree-optimization/15791
3466 * fold-const.c (extract_array_ref): New function.
3467 (fold): Fold comparisons between &a[i] and &a[j] or
3468 semantically equivalent trees.
3470 2005-01-29 Jeff Law <law@redhat.com>
3472 * gcse.c (insert_expr_in_table): Revamp handling of available
3473 and anticipatable occurrence lists to avoid unnecessary list
3474 walking.
3475 (insert_set_in_table): Similarly.
3477 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3479 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3480 build string type.
3481 (c_build_qualified_type): Build qualified array types with
3482 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3483 * c-decl.c (c_make_fname_decl): Build unqualified array type
3484 before qualified type.
3485 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3486 type is qualified, not just if type itself is. Don't apply
3487 qualifiers to array type when declarator is processed. Apply
3488 qualifiers to field type whether or not it is an array type.
3489 Don't handle array types specially for applying qualifiers to
3490 variables.
3491 * c-typeck.c (composite_type): Build unqualified element type and
3492 array type when forming composite of array types.
3493 (common_pointer_type, comptypes, comp_target_types,
3494 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3495 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3496 types.
3497 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3498 (args2) in variables a1 and a2.
3500 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3502 * cse.c (n_elements_made, max_elements_made): Remove.
3503 (insert): Don't touch n_elements_made.
3504 (cse_main): Don't touch n_elements_made or max_elements_made.
3506 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3508 PR target/15384
3509 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3510 configuration part of dp-bit.c to be lost.
3512 2005-01-28 Roger Sayle <roger@eyesopen.com>
3514 * expmed.c (expand_mult_highpart_optab): When attempting to use
3515 a non-widening multiplication in a wider mode, the operands need
3516 to be converted (zero or sign extended) to that mode.
3518 2005-01-28 Ian Lance Taylor <ian@airs.com>
3520 PR middle-end/16558
3521 PR middle-end/19583
3522 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3523 through if both operands fall through.
3525 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3527 * cse.c (fold_rtx) <PC>: Don't optimize.
3529 2005-01-28 Jeff Law <law@redhat.com>
3531 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3532 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3534 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3536 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3537 cse_reg_info_used_list_end): Remove.
3538 (cse_reg_info_list, cse_reg_info_list_free): New.
3539 (get_cse_reg_info): When allocating an instance of
3540 cse_reg_info, add it to the beginning of the cse_reg_info_list
3541 list. Remove code to maintain cse_reg_info_used_list.
3542 (new_basic_block): Reset the free list to the beginning of
3543 cse_reg_info_list.
3545 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3547 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3548 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3549 (frv_expand_mdpackh_builtin): New function.
3550 (frv_expand_builtin): Use it to expand __MDPACKH.
3551 * doc/extend.texi (__MDPACKH): Update documentation.
3553 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3555 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3556 SSE_FLOAT_MODE_P for use_sse computation.
3558 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3560 PR target/19663
3561 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3563 2005-01-27 Richard Henderson <rth@redhat.com>
3565 * builtins.c (expand_builtin_copysign): New.
3566 (expand_builtin): Call it.
3567 * genopinit.c (optabs): Add copysign_optab.
3568 * optabs.c (init_optabs): Initialize it.
3569 (expand_copysign): New.
3570 * optabs.h (OTI_copysign, copysign_optab): New.
3571 (expand_copysign): Declare.
3573 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3574 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3576 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3577 (ix86_expand_fp_absneg_operator): ... here.
3578 (ix86_split_copysign): New.
3579 * config/i386/i386-protos.h: Update.
3580 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3581 (copysignsf3, copysigndf3): New.
3583 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3584 (copysignsf3, ncopysignsf3): New.
3585 (copysigndf3, ncopysigndf3): New.
3586 (copysignxf3, ncopysignxf3): New.
3587 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3589 2005-01-27 Arend Bayer <arend.bayer@web.de>
3590 Kazu Hirata <kazu@cs.umass.edu>
3592 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3593 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3594 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3595 NULL_RTX.
3597 2005-01-27 Jeff Law <law@redhat.com>
3599 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3600 definitions of SSA_NAMEs which are not being rewritten.
3601 (rewrite_ssa_into_ssa): Only initialize the current definition
3602 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3603 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3604 SSA_NAMEs before returning.
3606 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3608 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3609 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3610 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3611 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3612 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3614 2005-01-27 Steven Bosscher <stevenb@suse.de>
3616 PR middle-end/17278
3617 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3618 higher to -O2 and higher. Likewise for tree PRE.
3619 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3620 and better.
3622 2005-01-27 Ian Lance Taylor <ian@airs.com>
3624 PR middle-end/19583
3625 * gimple-low.c (try_catch_may_fallthru): New static function.
3626 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3627 * tree-inline.c (expand_call_inline): Don't warn about reaching
3628 the end of a non-void function being inlined if the function uses
3629 a return slot.
3631 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3633 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3635 PR c/18946
3636 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3637 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3638 (implicitly_declare): Handle error_mark_node.
3640 2005-01-27 Richard Henderson <rth@redhat.com>
3642 PR tree-opt/14329
3643 * tree.h (struct tree_decl): Add debug_expr_is_from.
3644 (DECL_DEBUG_EXPR_IS_FROM): New.
3645 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3646 * dwarf2out.c (dwarf2out_var_location): Update to match.
3647 * tree-outof-ssa.c (create_temp): Likewise.
3648 * var-tracking.c (track_expr_p): Likewise.
3649 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3650 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3651 * toplev.c (default_tree_printer): Likewise.
3653 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3655 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3656 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3658 2005-01-27 Steven Bosscher <stevenb@suse.de>
3660 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3661 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3662 ASM_CLOBBERS): Add tree checks.
3664 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3665 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3666 * c-common.def (SWITCH_STMT): Update to match.
3667 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3668 macros instead of SWITCH_EXPR ones.
3669 * c-dump.c (c_dump_tree): Likewise.
3670 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3671 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3673 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3675 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3677 * unwind-dw2.c (execute_stack_op): Add missing cases for
3678 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3680 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3682 * config.gcc (Obsolete configurations): Remove 'dummy', add
3683 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3684 sparc-*-openbsd*.
3686 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3688 PR tree-optimization/19633
3689 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3690 CALL_EXPRs.
3691 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3692 are no call-clobbered variables.
3693 * tree-outof-ssa.c (check_replaceable): Return false for calls
3694 with side-effects.
3696 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3698 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3699 even for variables with NULL DECL_INITIAL.
3701 2005-01-26 Stuart Hastings <stuart@apple.com>
3703 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3705 2005-01-26 Richard Henderson <rth@redhat.com>
3707 PR middle-end/18008
3708 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3709 field's type.
3710 * expr.c (store_field): Strip conversions to odd-bit-sized types
3711 if the destination field width matches.
3713 2005-01-26 Richard Henderson <rth@redhat.com>
3715 * c-decl.c, expmed.c, expr.c: Revert last change.
3717 2005-01-26 Richard Henderson <rth@redhat.com>
3719 PR middle-end/18008
3720 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3721 field's type.
3722 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3723 if we don't need the bits above those present in the current mode.
3724 * expr.c (store_field): Strip conversions to odd-bit-sized types
3725 if the destination field width matches.
3727 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3729 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3730 either -ffast-math or -funsafe-math-optimizations is in use.
3732 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3734 PR target/19293
3735 PR target/19329
3736 * config/avr/avr.c (notice_update_cc): Only set condition code for
3737 ashrqi3 if shift count > 0.
3738 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3739 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3740 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3741 count <= 0 as a no-op, and shift count >= width by copying zero
3742 or sign bit to all bits of the result.
3743 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3744 count, with attribute "length" set to 0 and "cc" set to "none".
3746 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3748 * doc/invoke.texi: Document -mTLS.
3750 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3751 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3752 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3753 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3754 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3755 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3756 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3757 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3759 * configure.ac: Check for a TLS capable gas.
3761 * configure: Regenerate.
3763 2005-01-26 Richard Henderson <rth@redhat.com>
3765 PR middle-end/18008
3766 * combine.c (make_field_assignment): Simplify store to zero_extract
3767 from a source with an overlapping mask.
3769 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3771 2004-11-11 Eric Christopher <echristo@redhat.com>
3773 * config/frv/frv.md: Add fr400_integer automaton. Don't
3774 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3775 to TYPE_MACC.
3777 2005-01-26 Steven Bosscher <stevenb@suse.de>
3779 PR middle-end/16585
3780 * cfgbuild.c (make_edges): Do not clear or set
3781 current_function_has_computed_jump.
3782 * function.h (struct function): Remove the has_computed_jump field.
3783 (current_function_has_computed_jump): Do not define.
3784 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3785 in a computed jump. Ignore current_function_has_computed_jump.
3787 2005-01-26 Richard Henderson <rth@redhat.com>
3789 PR middle-end/19515
3790 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3791 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3792 fully initialized.
3793 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3794 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3795 objects into static storage if they have more than one non-zero value.
3796 * tree.h (categorize_ctor_elements): Update decl.
3798 2005-01-26 Steven Bosscher <stevenb@suse.de>
3800 PR middle-end/19616
3801 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3802 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3803 to this function from 2004-07-10.
3804 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3805 the current function for tail call optimizations if the address
3806 of one of it its arguments is taken.
3808 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3810 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3812 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3814 * function.c (expand_function_end): If current_function_calls_alloca,
3815 emit stack restore in a place that is reached when the function falls
3816 through at the end.
3818 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3820 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3821 rule to avoid matching inappropriate suffix rule.
3823 2005-01-26 Jan Hubicka <jh@suse.cz>
3825 PR tree-optimization/19241
3826 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3828 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3830 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3831 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3832 of doubling.
3833 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3834 <sim*>: Always use crt1.o, regardless of N in simN.
3835 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3836 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3837 (CRT_CALL_STATIC_FUNCTION): Remove.
3838 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3839 use crt1.o, regardless of N in simN.
3840 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3841 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3842 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3843 case isystem setting.
3844 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3846 2005-01-25 Ian Lance Taylor <ian@airs.com>
3848 * gimple-low.c (block_may_fallthru): Correct handling of
3849 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3851 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3853 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3854 handlers to match indentation; nested under the mtune=* handler.
3855 Similar for mcpu= and march=.
3857 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3859 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3860 * config/mips/linux64.h (LIB_SPEC): Likewise.
3861 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3862 * config/sh/linux.h (LIB_SPEC): Likewise.
3864 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3866 * config/frv/frv.c (frv_legitimize_tls_address): New.
3867 (TARGET_HAVE_TLS): Define.
3868 (FRV_SYMBOL_REF_TLS_P): Define.
3869 (frv_override_options): Handle new register classes.
3870 (frv_legitimate_address_p): Reject tls addresses.
3871 (frv_legitimize_address): Handle TLS addresses.
3872 (gen_inlined_tls_plt): New.
3873 (gen_tlsmoff): New.
3874 (frv_legitimize_tls_address): New.
3875 (unspec_got_name): Add TLS entries.
3876 (got12_operand): Add R_FRV_TLSMOFF12 case.
3877 (frv_emit_move): Fixup TLS addresses.
3878 (frv_emit_movsi): Legitimize TLS addresses.
3880 * config/frv/frv.h (MASK_BIG_TLS): New.
3881 (TARGET_BIG_TLS): New.
3882 (HAVE_AS_TLS): Define.
3883 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3884 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3885 (REG_CLASS_NAMES): Same.
3886 (REG_CLASS_CONTENTS): Same.
3887 (CONSTRAINT_LEN): New.
3888 (REG_CLASS_FROM_CONSTRAINT): New.
3889 (PREDICATE_CODES): Add symbolic_operand.
3891 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3892 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3893 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3894 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3895 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3896 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3897 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3898 GR9_REG, GR14_REG, LRREG.
3899 (type): Add load_or_call attribute.
3900 ("load_or_call"): New reservation.
3901 ("call_gettlsoff"): New.
3902 ("tls_indirect_call"): New.
3903 ("tls_load_gottlsoff12"): New.
3904 ("tlsoff_hilo"): New.
3905 ("tls_tlsdesc_ldd"): New.
3906 ("tls_tlsoff_ld"): New.
3907 ("tls_lddi"): New.
3909 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3911 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3913 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3914 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3915 * config/frv/frv.c (TLS_BIAS): Define.
3916 (frv_output_dwarf_dtprel): New.
3918 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3920 PR rtl-optimization/19579
3921 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3922 both A and B, see if they don't clobber registers the other expr uses.
3924 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3926 * real.c (do_add): Initialize signalling and canonical members.
3928 * real.c (real_from_integer): Zero out destination.
3930 2005-01-18 Jan Hubicka <jh@suse.cz>
3932 PR tree-optimize/19337
3933 * tree-inline.c (initialize_inlined_parameters): Copy
3934 saved_static_chain_decl only.
3936 2005-01-25 Richard Henderson <rth@redhat.com>
3938 PR target/19556
3939 PR target/19584
3940 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3941 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3942 80387 enabled, to return a proper subclass. Return the subset that
3943 overlaps with GENERAL_REGS for PLUS.
3944 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3946 2005-01-25 Richard Henderson <rth@redhat.com>
3948 PR middle-end/19609
3949 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3951 2005-01-25 Roger Sayle <roger@eyesopen.com>
3953 * expmed.c (choose_multiplier): Change interface to return the
3954 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3955 (expand_divmod): Update calls to choose_multiplier.
3957 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3959 PR middle-end/19330
3960 * expmed.c (extract_bit_field): Use adjust_address instead of
3961 gen_lowpart when op0 is a MEM.
3963 2005-01-24 Steven Bosscher <stevenb@suse.de>
3965 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3967 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3969 * config/mips/irix-csr.c: New file.
3970 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3971 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3972 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3973 executables.
3975 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3977 PR bootstrap/19364
3978 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3979 sparc/elf.h, add sparc/sp-elf.h.
3980 (sparc-*-rtems*): Likewise.
3981 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3982 tm-dwarf2.h, add sparc/sp-elf.h.
3983 (sparc86x-*-elf): Likewise.
3984 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3985 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3986 TARGET_OS_CPP_BUILTINS.
3987 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3988 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3989 Undefine it.
3990 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3991 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3992 (SWITCH_TAKES_ARG): Likewise.
3993 (LOCAL_LABEL_PREFIX): Likewise.
3994 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3995 (TARGET_N_FORMAT_TYPES): Delete.
3996 (TARGET_FORMAT_TYPES): Likewise.
3997 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3998 * config/sparc/elf.h: Delete.
3999 * config/sparc/sp-elf.h: New file.
4001 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4003 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4004 * tree-flow.h: Remove the corresponding prototype.
4005 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4006 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4008 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4010 PR target/17751
4011 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4012 for AIX ABI or ELF -fPIC.
4013 (rs6000_emit_load_toc_table): Don't create toc_section here.
4014 (rs6000_xcoff_file_start): Nor here.
4016 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4018 * sh.c (ra.h): Don't #include.
4019 (hard_regs_intersect_p): New function, resurrected from ra.c.
4021 * sh.c: Fix 1996 Copyright.
4023 2005-01-24 Richard Henderson <rth@redhat.com>
4024 Aldy Hernandez <aldyh@redhat.com>
4026 * regrename.c (note_sets): Handle subregs.
4028 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4030 PR bootstrap/18058
4031 * genconditions.c (write_header, write_conditions): Elide file if
4032 not GCC >= 3.0.1.
4034 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4036 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4037 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4038 Update copyright.
4040 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4042 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4043 expand_builtin_printf, expand_builtin_fprintf,
4044 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4045 checking against POINTER_TYPE.
4046 (validate_arglist): Handle POINTER_TYPE code by checking
4047 POINTER_TYPE_P.
4049 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4051 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4052 init_rtlanal): New.
4053 (for_each_rtx): Call for_each_rtx_1.
4054 * rtl.h (init_rtlanal): Declare.
4055 * toplev.c (backend_init): Call init_rtlanal.
4057 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4059 * flow.c (propagate_one_insn): Formatting.
4061 PR middle-end/19551
4062 * flow.c (libcall_dead_p): Be more conservative if unsure.
4063 If there are any instructions between insn and call, see if they are
4064 all dead before saying the libcall is dead.
4066 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4068 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4069 operand constraint for operand 0.
4071 2005-01-23 Richard Henderson <rth@redhat.com>
4073 PR 19486
4074 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4075 edges leading to join block.
4077 2005-01-23 Roger Sayle <roger@eyesopen.com>
4079 * expmed.c (expand_mult_highpart): Make static. Change type of
4080 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4081 (expand_divmod): Updates calls to expand_mult_highpart by using
4082 gen_int_mode to pass a CONST_INT rtx.
4083 * rtl.h (expand_mult_highpart): Remove prototype.
4085 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4087 * flow.c (regset_bytes, regset_size): Remove.
4089 * cfganal.c: Fix a reference to Harvey's paper.
4091 2005-01-23 Steven Bosscher <stevenb@suse.de>
4093 PR rtl-optimization/19464
4094 * tree-optimize.c (init_tree_optimization_passes): Add one more
4095 copyrename pass just before out-of-ssa.
4097 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4099 PR bootstrap/18058
4100 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4101 * ggc-none.c (ggc_free): Define.
4103 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4105 * cse.c (max_reg, max_insn_uid): Remove.
4106 (cse_main): Don't access max_reg or max_insn_uid.
4108 * c-common.c (explicit_flag_signed_bitfields,
4109 lang_statement_code_p, lang_expand_function_end): Remove.
4110 * c-common.h: Remove the corresponding declarations.
4111 * c-opts.c (c_common_handle_option): Remove all write access
4112 to explicit_flag_signed_bitfields.
4114 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4115 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4116 * cgraph.h: Remove the corresponding declaration.
4118 * gcse.c (null_pointer_info): Remove.
4120 2005-01-23 Roger Sayle <roger@eyesopen.com>
4121 Eric Botcazou <ebotcazou@libertysurf.fr>
4123 * combine.c (simplify_logical): Only simplify logical expressions
4124 of the form ior(and(x,y),z) by the inverse distributive law if the
4125 result is cheaper than the original.
4127 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4129 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4130 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4131 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4132 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4133 config/freebsd-spec.h, config/arm/arm.h,
4134 config/h8300/h8300.md, config/i386/i386.md,
4135 config/i386/predicates.md, config/i386/sse.md,
4136 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4137 config/vax/vax.md: Fix comment typos. Follow spelling
4138 conventions.
4140 2005-01-23 Steven Bosscher <stevenb@suse.de>
4142 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4143 tests, instead of `less than'.
4145 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4147 * function.c (assign_parm_setup_block): When creating a new stack slot
4148 for a parameter, get its alignment from the parameter's DECL_ALIGN
4149 rather than the type's TYPE_ALIGN. Make sure that the parameter
4150 is at least word aligned.
4152 2005-01-22 Roger Sayle <roger@eyesopen.com>
4154 PR middle-end/19378
4155 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4157 2005-01-22 Richard Henderson <rth@redhat.com>
4159 PR target/19506
4160 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4161 in both compare operands.
4162 (movdfcc_1_sse_max): Likewise.
4163 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4164 (movdfcc_1_sse): Likewise.
4165 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4166 scratch register as needed.
4168 2005-01-22 Richard Henderson <rth@redhat.com>
4170 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4172 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4174 2005-01-22 Richard Henderson <rth@redhat.com>
4176 * genopinit.c (optabs): Use smin/smax for floating point too.
4177 * doc/md.texi: Update to match. Clarify that floating point
4178 results are undefined for +0/-0 and NaN.
4179 * doc/rtl.texi: Likewise.
4180 * rtl.def (SMIN, SMAX): Likewise
4181 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4183 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4184 leading 's' to the name.
4185 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4186 smaxxf3, sminxf3): Likewise.
4187 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4188 Likewise.
4190 2005-01-22 Paul Brook <paul@codesourcery.com>
4192 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4194 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4196 * config/s390/s390.c (struct processor_costs): New fields
4197 dlgr, dlr, dr, dsgfr, dsgr.
4198 (z900_cost, z990_cost): Values for new fields.
4199 (s390_rtx_costs): New cases MEM und COMPARE in switch
4200 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4201 DIV, MOD, UDIV, UMOD.
4203 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4205 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4206 into the register being decremented.
4207 ("doloop_si31", "doloop_di"): Likewise.
4208 ("*doloop_si_long"): Adapt pattern.
4210 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4212 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4213 access registers.
4214 (CLASS_MAX_NREGS): Likewise.
4216 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4218 * doc/tree-ssa.texi (Statement Operands): Add example for new
4219 must-def macro. Note deprecation of old operands interface.
4221 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4223 PR tree-optimization/19484
4224 * tree-cfg.c (remove_fallthru_edge): New function.
4225 (cleanup_control_flow): Remove fallthru edges from calls that are
4226 now known not to return.
4228 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4230 Fix PR tree-optimization/19038
4231 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4232 copies with loop variant ones.
4234 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4236 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4237 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4238 config/alpha/alpha.md, config/alpha/predicates.md,
4239 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4240 config/sparc/sol2.h: Update copyright.
4242 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4243 first label to see if it is a nonlocal label.
4245 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4246 Andrew Pinski <pinskia@physics.uc.edu>
4248 PR target/19491
4249 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4250 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4252 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4254 * config/rs6000/rtems.h: Update copyright.
4256 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4258 PR target/19548
4259 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4260 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4261 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4263 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4265 PR c/18809
4266 * c-typeck.c (convert_arguments): Check for error_mark_node.
4268 2005-01-21 Ian Lance Taylor <ian@airs.com>
4270 PR tree-optimization/13000
4271 * tree-inline.c: Include "tree-flow.h".
4272 (expand_call_inline): If warn_return_type, warn if non-void inline
4273 function falls through.
4274 * tree-cfg.c (execute_warn_function_return): Don't warn about
4275 control reaching end if TREE_NO_WARNING is set. Set
4276 TREE_NO_WARNING.
4277 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4278 has been lowered.
4279 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4280 branch if we don't need one.
4281 * c-typeck.c: Include "tree-flow.h"
4282 (c_finish_bc_stmt): Don't add a goto if the current statement
4283 list doesn't fall through to the current point.
4285 2005-01-21 Roger Sayle <roger@eyesopen.com>
4287 PR rtl-optimization/576
4288 * real.c (real_arithmetic): Change return type from void to bool
4289 to return an indication that the result may be inexact.
4290 * real.h (real_arithmeric): Update prototype.
4291 * fold-const.c (const_binop): Don't constant fold floating
4292 point expressions when the user specifies -frounding-math and
4293 the result may depend upon the run-time rounding mode.
4294 (fold_convert_const_real_from_real): Clean-up.
4295 (fold_initializer): Ignore flag_rounding_math for initializers.
4296 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4297 constant fold FP operations with flag_rounding_math if the
4298 result may depend upon the run-time rounding mode.
4300 2005-01-21 Tom Tromey <tromey@redhat.com>
4302 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4304 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4306 * tree-cfg.c: Fix comment typos.
4308 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4310 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4311 around the call to rest_of_handle_branch_target_load_optimize.
4313 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4315 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4316 (sparc64-*-openbsd*): Likewise.
4317 (sparclite-*-elf*): Include tm-dwarf2.h.
4318 (sparc86x-*-elf*): Likewise.
4319 (sparc64-*-elf*): Likewise.
4320 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4321 (DBX_DEBUGGING_INFO): Likewise.
4322 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4323 (PREFERRED_DEBUGGING_TYPE): Likewise.
4324 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4325 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4326 (PREFERRED_DEBUGGING_TYPE): Likewise.
4327 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4328 (PREFERRED_DEBUGGING_TYPE): Likewise.
4329 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4331 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4333 PR target/18701
4334 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4336 2005-01-20 Paul Brook <paul@codesourcery.com>
4338 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4340 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4342 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4343 label is first in a sequence of labels.
4345 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4347 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4348 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4350 * doc/sourcebuild.texi (Test Directives): New.
4352 2005-01-20 Roger Sayle <roger@eyesopen.com>
4354 * real.c (real_floor): Don't leave the result uninitialized when
4355 mode is VOIDMode, but return the unrounded intermediate value.
4356 (real_ceil): Likewise.
4358 2005-01-20 Paul Brook <paul@codesourcery.com>
4360 * config/arm/arm.md (insv): Use gen_int_mode.
4362 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4364 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4365 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4366 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4367 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4368 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4370 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4372 Fix PR debug/19124
4373 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4374 fbreg, so we have to assume we can't.
4375 (loc_descriptor_from_tree_1): Ditto.
4376 (containing_function_has_frame_base): New function.
4377 (add_location_or_const_value_attribute): Use it.
4378 Also try to generate a frame_base from a single element location
4379 list.
4381 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4383 PR tree-optimization/15349
4384 * timevar.def (TV_TREE_MERGE_PHI): New.
4385 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4386 PHI_WANTED.
4387 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4388 calls to tree_forwarder_block_p.
4389 (remove_forwarder_block_with_phi, merge_phi_nodes,
4390 gate_merge_phi, pass_merge_phi): New.
4391 * tree-optimize.c (init_tree_optimization_passes): Add
4392 pass_merge_phi.
4393 * tree-pass.h: Add an extern for pass_merge_phi;
4395 2005-01-20 Richard Henderson <rth@redhat.com>
4397 PR target/19418
4398 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4399 (_mm_castps_pd, _mm_castps_si128): New.
4400 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4402 2005-01-20 Richard Henderson <rth@redhat.com>
4404 PR target/19530
4405 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4406 __builtin_ia32_vec_init_v2si.
4407 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4408 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4409 (ix86_init_mmx_sse_builtins): Create it.
4410 (ix86_expand_builtin): Expand it.
4411 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4412 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4413 (vec_extractv2si_0, vec_extractv2si_1): New.
4415 2005-01-20 Richard Henderson <rth@redhat.com>
4417 PR target/16533
4418 * config/i386/i386.c (ix86_expand_push): New.
4419 * config/i386/mmx.md (push<MMXMODE>1): New.
4420 * config/i386/sse.md (push<SSEMODE>1): New.
4421 * config/i386/i386-protos.h: Update.
4423 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4425 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4426 copyright.
4428 2005-01-20 Richard Henderson <rth@redhat.com>
4430 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4431 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4433 2005-01-19 Richard Henderson <rth@redhat.com>
4435 PR target/19350
4436 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4437 to V4SFmode in SSE1 fallback load path.
4439 2005-01-19 Richard Henderson <rth@redhat.com>
4441 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4442 in QImode expansion to ix86_expand_vector_set.
4443 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4445 2005-01-19 Richard Henderson <rth@redhat.com>
4447 PR target/19511
4448 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4449 subclass of the input class.
4450 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4451 Always true for cross-SSE1 classes. Rationalize conditionals.
4452 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4453 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4454 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4455 (movdi_2): Add MMX/SSE zeros.
4456 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4457 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4458 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4459 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4460 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4461 (zero_extendsidi2_rex64_1): Remove.
4462 (MOV0 peephole): Check GENERAL_REG_P.
4464 2005-01-19 Richard Henderson <rth@redhat.com>
4466 PR target/19427
4467 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4468 shufps elements.
4469 (ix86_expand_vector_extract): Likewise.
4471 2005-01-19 Richard Henderson <rth@redhat.com>
4473 PR middle-end/19304
4474 * expr.c (emit_move_change_mode): New argument force; use
4475 simplify_gen_subreg if true.
4476 (emit_move_via_alt_mode): Merge into ...
4477 (emit_move_via_integer): ... here.
4478 (emit_move_ccmode): Use emit_move_change_mode directly.
4480 2005-01-19 Richard Henderson <rth@redhat.com>
4482 PR target/19518
4483 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4484 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4485 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4486 rtl if true.
4487 (alpha_emit_set_const): Likewise. Make static.
4488 (alpha_emit_set_long_const): Make static.
4489 (alpha_extract_integer): Split out from alpha_expand_mov.
4490 (alpha_split_const_mov): Likewise.
4491 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4492 (alpha_legitimate_constant_p): New.
4493 * config/alpha/alpha-protos.h: Update.
4494 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4495 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4496 * config/alpha/alpha.md (movsi): Add n alternative.
4497 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4498 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4499 (splitters for all of the above): Use alpha_split_const_mov.
4500 * config/alpha/predicates.md (non_add_const_operand): New.
4501 (non_zero_const_operand): New.
4502 (input_operand): Use alpha_legitimate_constant_p after reload.
4504 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4506 PR tree-optimization/19038
4507 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4508 (add_candidate): Add ivs with increment in latch only if
4509 allow_ip_end_pos_p is true.
4510 (determine_iv_cost): Use empty_block_p.
4512 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4514 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4515 (compute_dominance_frontiers): Ditto.
4517 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4519 PR target/19529
4520 * config/sh/t-rtems: New.
4521 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4523 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4525 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4526 the offset of the selected field.
4528 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4530 * tree-cfg.c (remove_forwarder_block): Fix the check to
4531 prevent a nonlocal label from appearing in the middle of a
4532 basic block.
4534 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4536 PR rtl-optimization/19462
4537 * reorg.c (find_end_label): Create return insn only if
4538 current_function_epilogue_delay_list is empty.
4540 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4542 * doc/passes.texi: Remove paragraph mentioning new-ra.
4544 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4546 PR rtl-optimization/15139
4547 * combine.c: Include params.h.
4548 (count_rtxs): New function.
4549 (record_value_for_reg): If replace_rtx would replace at least
4550 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4551 (clobber (const_int 0)) instead of TEM.
4552 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4553 * params.h (MAX_LAST_VALUE_RTL): New.
4554 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4555 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4557 PR c/17297
4558 * c-typeck.c (digest_init): Only call build_vector if all constructor
4559 elements are *_CST nodes.
4560 * gimplify.c (gimplify_init_constructor): Likewise.
4562 PR middle-end/19164
4563 * c-typeck.c (digest_init): Only call build_vector if inside_init
4564 is a CONSTRUCTOR.
4566 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4568 * toplev.c (init_asm_output): Remove dead #ifdef.
4570 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4572 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4574 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4576 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4577 accessing DECL_FUNCTION_CODE.
4578 * dojump.c (do_jump): Likewise.
4579 * gimplify.c (gimplify_call_expr): Likewise.
4580 * predict.c (expr_expected_value): Likewise.
4581 (strip_builtin_expect): Likewise.
4582 * tree-inline.c (estimate_num_insns_1): Likewise.
4583 * tree-ssa-loop-im.c (stmt_cost): Likewise
4584 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4585 (tree_expr_nonnegative_p): Likewise.
4587 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4589 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4590 variant of the load_pcrel_sym pattern.
4591 * config/sparc/sparc.md (P macro): Move to the top.
4592 (load_pcrel_sym): Macroize using P.
4593 (save_register_window): Likewise.
4595 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4597 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4598 ("sordered"): Same.
4600 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4602 PR C/19472
4603 * c-typeck.c (build_asm_expr): Strip nops off
4604 input memory operands.
4606 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4608 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4609 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4610 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4611 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4613 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4615 PR target/19379
4616 * config/i386/i386.c (override_options): If the 80387 is disabled,
4617 then do not return FP values using FP registers.
4619 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4621 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4622 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4623 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4624 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4625 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4626 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4627 output.h, postreload-gcse.c, postreload.c, recog.c,
4628 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4629 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4630 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4631 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4632 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4633 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4634 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4635 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4637 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4638 config/alpha/alpha.c, config/arm/vfp.md,
4639 config/i386/emmintrin.h, config/i386/i386-modes.def,
4640 config/i386/i386-protos.h, config/i386/i386.h,
4641 config/i386/pmmintrin.h, config/i386/ppro.md,
4642 config/i386/predicates.md, config/i386/xmmintrin.h,
4643 config/i860/i860.c, config/ia64/ia64-modes.def,
4644 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4645 config/ia64/ia64.md, config/ia64/itanium1.md,
4646 config/ia64/itanium2.md, config/ia64/predicates.md,
4647 config/iq2000/iq2000.h, config/mips/linux64.h,
4648 config/rs6000/aix41.h, config/rs6000/aix43.h,
4649 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4650 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4651 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4652 config/sparc/linux64.h, config/sparc/litecoff.h,
4653 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4654 config/sparc/sparc.h, config/sparc/sparc.md,
4655 config/sparc/sysv4-only.h: Update copyright.
4657 2005-01-18 Richard Henderson <rth@redhat.com>
4659 PR target/19496
4660 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4662 2005-01-18 Marc Espie <espie@openbsd.org>
4663 * config/i386/openbsdelf.h: Typo.
4665 2005-01-18 Richard Henderson <rth@redhat.com>
4667 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4668 special case for sse.
4669 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4671 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4673 * tree-inline.c (estimate_num_insns_1): Added cases for
4674 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4676 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4678 PR rtl-optimization/19296
4679 * combine.c (simplify_comparison): Rewrite the condition under
4680 which a non-paradoxical SUBREG of a PLUS can be lifted when
4681 compared against a constant.
4683 2005-01-18 Andi Kleen <ak@muc.de>
4685 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4686 * c.opt (-Wpointer-sign): Add.
4687 * doc/invoke.texi: (-Wpointer-sign): Add.
4689 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4691 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4692 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4693 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4694 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4695 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4696 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4697 for TARGET_MIX_SSE_I387.
4698 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4699 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4700 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4701 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4702 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4703 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4704 TARGET_MIX_SSE_I387.
4705 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4706 from expander.
4708 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4710 PR target/19424
4711 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4712 Add movaps alternative for xmm reg->reg move.
4714 2005-01-17 Jeff Law <law@redhat.com>
4716 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4717 at the end of the main DOM loop rather than just before DOM exits.
4719 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4721 PR tree-optimization/19121
4722 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4723 adding aliases to a name tag, also add them to the pointer's
4724 type tag.
4725 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4726 sensitive alias info at all. Only check that the two pointers
4727 have compatible pointed-to sets.
4728 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4729 a pointer's type tag is a superset of the alias set of the
4730 pointer's name tag.
4732 2005-01-17 James E Wilson <wilson@specifixinc.com>
4734 PR target/19357
4735 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4736 comment to document why.
4738 2005-01-17 Richard Henderson <rth@redhat.com>
4740 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4741 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4742 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4743 sse2_vmsminv2df3_finite): New.
4744 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4745 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4746 Force op1 into register.
4748 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4750 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4751 bubblestrap from always rebuilding build directory.
4753 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4755 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4756 ("*cmpmem_short"): Likewise.
4758 2005-01-17 Steven Bosscher <stevenb@suse.de>
4760 * basic-block.h: Document BB_* flags.
4761 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4762 use an sbitmap instead.
4763 * sched-rgn.c (compute_trg_info): Likewise.
4765 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4767 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4768 redundant target_cpu_default and extra_parts lines. Use the default
4769 "from-abi" ISA.
4770 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4771 (SUBTARGET_EXTRA_SPECS): Delete.
4772 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4773 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4774 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4775 and "n32" for -mabi=n32.
4777 2005-01-17 Ian Lance Taylor <ian@airs.com>
4779 PR c/5675
4780 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4781 fold constant variables into initial values.
4783 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4785 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4787 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4788 through the statements backward.
4790 2005-01-17 Ian Lance Taylor <ian@airs.com>
4792 PR middle-end/13127:
4793 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4794 a variable set to the return value of the inlined function.
4796 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4798 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4799 when modes are tieable.
4801 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4803 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4804 of pthread_create to find out if threads are enabled.
4805 * gthr-posix95.h (__gthread_active_p): Likewise.
4807 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4809 * common.opt (-fnew-ra): Remove.
4810 * ra*.*: Remove.
4811 * toplev.h (flag_new_regalloc): Remove.
4812 * Makefile.in (ra*.*): Don't mention.
4813 * passes.c (rest_of_handle_new_regalloc): Remove.
4814 (rest_of_handle_combine, rest_of_compilation): Always consider
4815 flag_new_regalloc as false.
4816 * doc/invoke.texi: Don't document -fnew-ra.
4818 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4820 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4821 last parameter to reg_scan.
4822 * loop.c (loop_optimize): Likewise.
4823 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4824 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4825 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4826 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4827 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4828 * regclass.c (reg_scan): Likewise, for the declaration.
4829 * rtl.h (reg_scan): Likewise, for the prototype.
4831 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4833 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4834 mark_dfs_back_edges.
4836 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4838 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4839 (compute_avail): Uses don't go in tmp_gen.
4841 2005-01-16 Steven Bosscher <stevenb@suse.de>
4843 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4844 loop to look for a free slot in a page entry.
4846 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4848 PR target/16304
4849 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4850 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4851 just before targetm.asm_out.file_end.
4852 * tree.h (process_pending_assemble_output_defs): Declare.
4853 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4854 New functions.
4855 (assemble_alias): Defer generation of assembly code for defines when
4856 TARGET_DEFERRED_OUTPUT_DEFS is true.
4857 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4858 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4859 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4861 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4863 PR target/19336
4864 * pa.c (pa_scalar_mode_supported_p): New function.
4865 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4866 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4868 * pa-protos.h (prefetch_operand): Delete.
4869 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4870 * pa.c (prefetch_operand): Delete.
4871 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4872 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4873 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4874 and prefetch_nocc_operand.
4875 * pa.md (prefetch): Rework to avoid reload problems handling short
4876 displacements when a cache control completer needs to be provided.
4877 (prefetch_32, prefetch_64): Delete.
4878 (prefetch_cc, prefetch_nocc): New patterns.
4880 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4882 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4884 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4886 PR ada/19388
4887 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4888 exceeds maximum alignment for global common data.
4889 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4890 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4892 2004-01-15 Roger Sayle <roger@eyesopen.com>
4894 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4896 2004-01-15 Roger Sayle <roger@eyesopen.com>
4898 * harg-reg-set.h (reg_class_names): Prototype global array.
4899 * regclass.c (reg_class_names): Declare here and initialize to
4900 REG_CLASS_NAMES.
4901 (dump_regclass): Remove local declaration of reg_class_names.
4902 (regclass): Likewise.
4903 * cfg.c (dump_flow_info): Likewise.
4904 * ra-debug.c (reg_class_names): Likewise.
4905 * regrename.c (reg_class_names): Likewise.
4906 * reload.c (reg_class_names): Likewise.
4907 * reload1.c (spill_failure): Likewise.
4908 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4910 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4912 * config/s390/s390.md ("reload_outti"): Remove predicate for
4913 output operand. Abort if operand is not a MEM.
4914 ("reload_outdi", "reload_outdf"): Likewise.
4916 2005-01-15 Marc Espie <espie@openbsd.org>
4918 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4919 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4920 * config/openbsd.h: Fix C++ includes for native configurations.
4921 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4922 Add trampoline support.
4923 * config/i386/openbsdelf.h: New.
4925 2005-01-15 Marc Espie <espie@openbsd.org>
4927 * collect2.c (main): Explicitly parse -dynamic-linker option.
4929 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4931 PR tree-optimization/19060
4932 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4933 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4934 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4935 and handle extract_range_from_cond returning false.
4936 * fold-const.c (fold): Optimize comparisons with min/max even for
4937 width > HOST_BITS_PER_WIDE_INT.
4939 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4941 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4942 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4943 Remove little endian multilib variants.
4944 Add mips32 multilib variant.
4946 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4948 * explow.c (copy_all_reg, stabilize): Remove.
4949 * expr.h: Remove the corresponding prototypes.
4951 * rtlanal.c (regs_set_between_p): Remove.
4952 * rtl.h: Remove the corresponding prototype.
4954 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4956 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4957 to rs6000_nonimmediate_operand.
4958 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4959 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4960 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4961 rs6000_nonimmediate_operand.
4962 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4963 rs6000_nonimmediate_operand.
4965 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4967 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4969 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4971 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4972 on e500v2.
4973 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4974 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4976 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4977 (rs6k_nonimmediate_operand): New.
4978 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4979 correctly.
4980 (legitimate_lo_sum_address_p): Same.
4981 (rs6000_legitimize_address): Same.
4982 (rs6000_legitimize_reload_address): Same.
4983 (rs6000_legitimate_address): Same.
4984 (spe_build_register_parallel): Pass DF and DC modes in a DI
4985 register.
4987 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4988 to rs6k_nonimmediate_operand.
4990 * config/rs6000/spe.md ("*frob_df_di"): New.
4991 ("*frob_di_df"): New.
4992 ("*frob_di_df_2"): New.
4993 ("*mov_sidf_e500_subreg0"): New.
4994 ("*mov_sidf_e500_subreg4"): New.
4995 ("*movdf_e500_double"): Change predicate to
4996 rs6k_nonimmediate_operand.
4998 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5000 * postreload.c (move2add_note_store): Only call
5001 trunc_int_for_mode on scalar integers.
5003 2005-01-14 Steven Bosscher <stevenb@suse.de>
5005 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5006 replace BB_VISITED uses.
5007 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5008 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5009 (tree_dce_done): Free visited_control_parents.
5010 (perform_tree_ssa_dce): Allocate and clear it.
5011 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5012 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5013 instead of BB_VISITED.
5015 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5017 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5018 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5019 Remove unused prototypes.
5021 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5023 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5024 64-bit register usage.
5025 (spe_func_has_64bit_regs_p): Add FIXME note.
5027 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5029 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5030 flag_finite_math_only with flag_unsafe_math_optimizations.
5032 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5034 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5035 end-of-stack check.
5036 (__tpf_eh_return): Copy TPF private stack area from the module
5037 boundary stack frame. Add check for when module addresses are
5038 equal, but no stub address is found.
5040 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5042 PR target/7525
5043 * arm.h (struct machine_function): Add call_via field.
5044 (thumb_call_via_label): Declare.
5045 * arm.c (thumb_call_via_label): New variable.
5046 (thumb_call_reg_needed): New variable.
5047 (arm_output_function_epilogue): For Thumb code, output any per-function
5048 call-indirect trampolines.
5049 (thumb_call_via_reg): New function.
5050 (arm_file_end): New function.
5051 (TARGET_ASM_FILE_END): Call arm_file_end.
5052 (aof_file_end): Likewise.
5053 * arm-protos.h (thumb_call_via_reg): Declare.
5054 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5055 thumb_call_via_reg in normal case.
5057 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5059 PR middle-end/19084
5060 PR rtl-optimization/19348
5061 * recog.c (peephole2_optimize): Do global life update if some peephole
5062 decides it doesn't need at least one of its inputs and that change
5063 influences liveness at the start of the basic block.
5065 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5066 arguments instead of 1.
5068 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5070 PR middle-end/18820
5071 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5072 zero for nested functions needing a static chain or functions
5073 with a non-constant address.
5075 2005-01-13 Roger Sayle <roger@eyesopen.com>
5077 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5078 (and (sign_extend X) C) into (zero_extend (and X C)).
5080 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5082 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5084 2005-01-13 Richard Henderson <rth@redhat.com>
5086 PR target/19009
5087 PR target/19250
5088 PR target/19252
5089 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5090 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5091 not just TARGET_SSE.
5092 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5093 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5094 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5095 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5096 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5097 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5098 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5099 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5100 (movdicc_c_rex64): Rename with '*'.
5101 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5102 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5103 (movsfcc_1_387): Rename from movsfcc_1.
5104 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5105 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5106 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5107 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5108 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5109 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5110 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5111 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5112 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5113 sse_movdfcc_const0_4): Remove.
5114 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5115 recognize min/max early. Update for changed sse cmove patterns.
5116 (ix86_split_sse_movcc): New.
5117 * config/i386/i386-protos.h: Update.
5119 2005-01-13 Steven Bosscher <stevenb@suse.de>
5121 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5122 (fix_stmt_v_may_defs): Likewise.
5124 2005-01-13 Richard Henderson <rth@redhat.com>
5126 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5127 for converting the mask.
5129 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5131 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5132 definition to 600.
5134 2005-01-13 Richard Henderson <rth@redhat.com>
5136 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5137 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5138 IX86_BUILTIN_MOVDQ2Q): Remove.
5139 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5140 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5141 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5142 shuffling.
5143 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5144 (sse2_pextrw): Fix immediate constraint.
5145 (sse2_loadq, sse2_loadq_rex64): Remove.
5146 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5147 Use __builtin_ia32_vec_ext_<size>.
5148 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5150 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5152 * function.c (assign_parm_setup_block): Look inside original
5153 entry_parm when inspecting PARALLEL.
5155 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5156 Joel Sherrill <joel@oarcorp.com>
5158 PR target/19399
5159 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5160 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5161 rtems_gxx_recursive_mutex_init.
5162 (__gthread_recursive_mutex_lock): New function.
5163 (__gthread_recursive_mutex_trylock): Likewise.
5164 (__gthread_recursive_mutex_unlock): Likewise.
5166 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5168 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5170 2005-01-13 Jan Beulich <jbeulich@novell.com>
5172 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5173 (ashrti3_internal): Indicate output is early clobber. Generate result
5174 into output rather than first input. Use move for low word of output
5175 if shift count is exactly 64.
5176 (lshrti3_internal): Likewise.
5178 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5180 PR target/18329
5181 PR target/18330
5182 * reload1.c (delete_output_reload): Don't delete an output reload
5183 if the pseudo lives longer than a single basic block. Adjust and
5184 improve wording of comment.
5186 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5188 PR target/19334
5189 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5190 of TYPE_SIZE where we mean the number of bytes.
5192 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5194 * function.c (assign_parm_setup_block): Relax condition on
5195 multi-register optimization.
5197 2005-01-12 Nick Clifton <nickc@redhat.com>
5199 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5200 an "in_delay_slot" attribute of "no" to prevent them being used in
5201 delay slots. This is forbidden because they might generate
5202 exceptions.
5204 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5206 PR target/19389
5207 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5208 with r->Y and Y->r.
5210 2005-01-12 Nick Clifton <nickc@redhat.com>
5212 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5213 passed on to GAS) but do not define, as GAS no longer supports or
5214 needs the -m2000 option.
5216 2005-01-11 Roger Sayle <roger@eyesopen.com>
5218 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5219 type as args of unprototyped builtins aren't automatically promoted.
5220 (fold_builtin_abs): Likewise.
5222 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5224 * Makefile.in: Set a `build-warn' variable.
5226 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5228 PR tree-optimization/17949
5229 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5230 (find_interesting_uses_address): Use it.
5232 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5234 * regrename.c (kill_value): Handle subreg's that won't simplify.
5236 2005-01-11 Richard Henderson <rth@redhat.com>
5238 PR target/13366
5239 * config/i386/i386.h (enum ix86_builtins): Move ...
5240 * config/i386/i386.c: ... here.
5241 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5242 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5243 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5244 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5245 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5246 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5247 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5248 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5249 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5250 IX86_BUILTIN_LOADDDUP): Remove.
5251 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5252 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5253 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5254 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5255 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5256 (ix86_init_builtins): Make static.
5257 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5258 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5259 if all the modes match. Otherwise, fake it.
5260 (get_element_number, ix86_expand_vec_init_builtin,
5261 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5262 (ix86_expand_builtin): Make static. Update for changed builtins.
5263 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5264 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5265 (ix86_expand_vector_init_duplicate): New.
5266 (ix86_expand_vector_init_low_nonzero): New.
5267 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5268 Split out from ix86_expand_vector_init; handle integer modes.
5269 (ix86_expand_vector_init): Use them.
5270 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5271 * config/i386/i386-protos.h: Update.
5272 * config/i386/predicates.md (reg_or_0_operand): New.
5273 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5274 (movv2sf_internal): Likewise. And a splitter to match them all.
5275 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5276 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5277 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5278 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5279 (mmx_pinsrw): Fix operand ordering.
5280 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5281 rather than sse_loadss expander.
5282 (movv2df splitter): Similarly.
5283 (sse_loadss, sse_loadlss): Remove.
5284 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5285 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5286 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5287 (sse3_movddup): Rename with '*'.
5288 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5289 (sse2_loadsd): Remove.
5290 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5291 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5292 (sse2_pinsrw): Fix argument ordering.
5293 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5294 (sse2_stored): Remove 'r' destination.
5295 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5296 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5297 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5298 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5299 vec_extractv16qi, vec_initv16qi): New.
5301 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5302 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5303 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5304 constructor form.
5305 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5306 (_mm_load_si128, _mm_store_si128): Likewise.
5307 (_mm_load1_pd): Use _mm_set1_pd.
5308 (_mm_load_sd): Use _mm_set_sd.
5309 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5310 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5311 (_mm_set_epi64): Use _mm_set_epi64x.
5312 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5313 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5314 _mm_setr_epi8): Use _mm_set_foo form.
5315 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5316 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5317 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5318 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5319 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5320 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5321 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5322 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5323 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5324 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5325 (_mm_movedup_pd): Use _mm_shuffle_pd.
5326 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5327 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5328 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5329 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5330 Use _mm_setzero_ps.
5331 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5332 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5333 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5334 (_mm_store_ps): Use raw dereference.
5335 (_mm_store1_ps): Use _mm_storeu_ps.
5336 (_mm_storer_ps): Use _mm_store_ps.
5337 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5338 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5340 2005-01-11 Stan Shebs <shebs@apple.com>
5342 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5343 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5345 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5347 PR target/18761
5348 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5349 Skip all DECLs except for FIELD_DECLs.
5351 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5353 * config/s390/s390.c (override_options): Return error if
5354 -mbackchain, -mpacked-stack and -mhard-float are used together.
5355 (s390_va_start): Remove the backchain && packed-stack special case.
5356 (s390_gimplify_va_arg): Likewise.
5357 * doc/invoke.texi: Remove the ABI incompatibility note.
5359 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5361 * config/s390/s390.c (struct s390_frame_layout): Remove
5362 save_backchain_p.
5363 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5364 save_backchain_p with TARGET_BACKCHAIN.
5366 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5368 PR target/18916
5369 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5370 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5371 * function.c (locate_and_pad_parm): Set new field.
5372 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5373 Tweak where_pad test to include "none". Always set mem align for
5374 stack_parm.
5375 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5376 not sufficient for type.
5377 (assign_parm_setup_block): If stack_parm is zero on entry, always
5378 make a new stack local. Block move old stack parm if necessary
5379 to new aligned stack local.
5380 (assign_parm_setup_stack): Use a block move to handle
5381 potentially misaligned entry_parm.
5382 (assign_parms_unsplit_complex): Specify required alignment when
5383 creating stack local.
5384 * calls.c (compute_argument_addresses): Override alignment of stack
5385 arg calculated from its type with the alignment given by
5386 FUNCTION_ARG_BOUNDARY.
5387 (store_one_arg): Likewise.
5389 2005-01-11 Jan Beulich <jbeulich@novell.com>
5391 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5392 Change respective itanium_class attribute to ialu.
5393 (shladdp4_internal): New.
5394 * config/ia64/predicates.md (shladd_log2_operand): New.
5396 2005-01-11 Richard Henderson <rth@redhat.com>
5398 * expr.c (store_constructor): Use rtvec_alloc instead of
5399 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5401 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5403 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5405 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5407 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5408 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5409 (TARGET_RWRELOC): Define.
5410 (ia64_rwreloc_section_type_flags): Delete.
5411 (ia64_section_type_flags): New function.
5412 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5413 (TARGET_RWRELOC): Define.
5415 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5417 PR target/18987
5418 * config/ia64/ia64.c (process_set): For alloc insn, only call
5419 process_epilogue is !frame_pointer_needed.
5421 2005-01-10 Roger Sayle <roger@eyesopen.com>
5423 PR c++/19355
5424 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5425 unary operator and can't be treated as a binary/comparison operator.
5427 2005-01-10 Richard Henderson <rth@redhat.com>
5429 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5430 (ix86_return_in_memory): Likewise.
5431 (function_arg_advance): Likewise. Mirror structure in function_arg
5432 for choosing register to advance.
5434 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5436 * tree-vectorizer.c, tree.def: Fix comment typos.
5438 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5440 * config/s390/s390.c (struct processor_costs): 4 new fields:
5441 ddbr, ddr, debr, der.
5442 (s390_rtx_costs): More precise handling of divide instructions.
5444 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5446 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5448 2005-01-10 Jan Beulich <jbeulich@novell.com>
5450 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5451 names resulting from -ffunction-sections/-fdata-sections and linkonce
5452 ones.
5453 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5454 based on the section name. Rearrange the section name comparison logic
5455 slightly so that each section name is compared against at most once.
5457 2005-01-10 Ben Elliston <bje@au.ibm.com>
5459 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5460 targets for which -fPIC reduces limitations on the GOT size.
5462 2005-01-09 Falk Hueffner <falk@debian.org>
5464 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5465 X/C1 cmpop C2.
5467 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5469 PR target/18720
5470 * collect2.c (main): Set aixrtl_flag for -brtl option.
5471 (resolve_lib_name): Search for .so file extension before .a
5472 if aixrtl_flag set.
5474 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5476 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5477 (vect_analyze_data_refs_alignment): Add dump prints.
5479 2005-01-09 Ira Rosen <irar@il.ibm.com>
5481 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5482 expr_invariant_in_loop_p.
5483 Initialize outputs first thing in the function.
5484 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5485 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5486 (vect_analyze_pointer_ref_access): Check that the initial condition of
5487 the access function is loop invariant.
5489 2005-01-09 Richard Henderson <rth@redhat.com>
5491 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5492 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5493 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5494 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5495 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5496 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5497 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5498 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5499 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5500 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5501 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5502 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5503 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5504 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5505 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5506 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5507 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5508 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5509 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5510 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5511 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5512 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5513 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5514 mmx_ prefix.
5515 (mmx_clrdi, pavgusb): Remove.
5516 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5517 with leading sse_ prefix.
5518 * config/i386/sse.md: Receive them.
5519 * config/i386/mmx.md: New file.
5520 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5521 (subrv2sf3): Turn into expander for normal subtraction.
5522 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5523 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5524 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5525 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5526 commutative; use ix86_binary_operator_ok.
5527 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5528 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5529 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5530 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5531 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5532 Macroize from existing patterns; use ix86_binary_operator_ok.
5533 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5534 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5535 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5536 with vec_select+vec_concat.
5537 (mmx_pshufw, mmx_pshufw_1): Likewise.
5538 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5539 (mmx_uavgv4hi3): Model correctly.
5540 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5541 _mm_xor_si64): Remove casts.
5543 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5545 PR tree-optimization/19224
5546 * tree-scalar-evolution.c (get_instantiated_value,
5547 set_instantiated_value): New functions.
5548 (instantiate_parameters_1): Cache the results.
5549 (instantiate_parameters, resolve_mixers): Initialize and free
5550 the cache.
5552 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5554 * config/i386/i386.md (addhi_4): Correct reference in comment.
5555 (addqi_4): Same.
5557 2005-01-08 Richard Henderson <rth@redhat.com>
5559 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5560 (_mm_cvtsi128_si64x): Likewise.
5561 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5562 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5563 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5564 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5565 * config/i386/i386-protos.h: Update.
5566 * config/i386/i386.c (print_operand): Add 'H'.
5567 (ix86_fixup_binary_operands): Split out from ...
5568 (ix86_expand_binary_operator): ... here.
5569 (ix86_fixup_binary_operands_no_copy): New.
5570 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5571 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5572 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5573 (safe_vector_operand): Use CONST0_RTX.
5574 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5575 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5576 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5577 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5578 special cases.
5579 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5580 (IX86_BUILTIN_CMPNGESS): New.
5581 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5582 (attr type): Add sselog1.
5583 (attr unit, attr memory): Handle it.
5584 (movti, movti_internal, movti_rex64): Move near other integer moves.
5585 (movtf, movtf_internal): Move near other fp moves.
5586 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5587 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5588 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5589 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5590 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5591 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5592 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5593 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5594 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5595 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5596 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5597 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5598 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5599 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5600 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5601 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5602 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5603 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5604 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5605 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5606 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5607 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5608 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5609 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5610 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5611 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5612 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5613 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5614 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5615 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5616 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5617 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5618 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5619 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5620 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5621 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5622 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5623 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5624 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5625 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5626 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5627 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5628 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5629 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5630 same time.
5631 (SSEPUSH, push<SSEPUSH>): Remove.
5632 (MMXPUSH, push<MMXPUSH>): Remove.
5633 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5634 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5635 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5636 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5637 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5638 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5639 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5640 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5641 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5642 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5643 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5644 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5645 (ppro_sse_log_V4SF): Handle sselog1.
5646 * config/i386/predicates.md (const_0_to_1_operand): New.
5647 (const_0_to_255_mul_8_operand): New.
5648 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5649 (const_2_to_3_operand, const_4_to_7_operand): New.
5650 * config/i386/sse.md: New file.
5651 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5652 (sse_movups): Rename from sse_movups_1.
5653 (sse_loadlss): Rename from sse_loadss_1.
5654 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5655 from the name.
5656 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5657 (absv4sf2, negv2df, absv2df): New.
5658 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5659 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5660 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5661 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5662 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5663 (sse3_addsubv4sf3): Model correctly.
5664 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5665 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5666 (sse_movhlps): Model with vec_select+vec_concat.
5667 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5668 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5669 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5670 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5671 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5672 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5673 sse2_pshufhw_1): Likewise.
5674 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5675 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5676 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5677 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5678 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5679 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5680 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5681 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5682 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5683 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5684 sminv8hi3): Mark commutative
5685 operands. Use ix86_binary_operator_ok.
5686 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5687 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5688 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5689 sse2_punpcklqdq): Allow operand2 in memory.
5690 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5691 sse2_movsd): Add memory alternatives.
5692 (sse_storelps): Turn expander into an insn; split after reload.
5693 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5694 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5696 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5698 * configure.ac (DWARF-2 debug_line): Use objdump.
5699 * configure: Regenerate.
5701 2005-01-08 Jeff Law <law@redhat.com>
5702 Diego Novillo <dnovillo@redhat.com>
5704 PR tree-optimization/18241
5705 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5706 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5707 statements with volatile operands.
5708 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5709 operands after marking a statement with has_volatile_ops.
5711 2005-01-08 Roger Sayle <roger@eyesopen.com>
5713 * tree.c (int_fits_type_p): Always honor integer constant
5714 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5716 2005-01-08 Roger Sayle <roger@eyesopen.com>
5718 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5719 the latent bug in rtl_delete_block has been resolved.
5721 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5723 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5724 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5726 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5728 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5729 library as @multilib_dir@/$(SHLIB_SONAME).
5731 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5733 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5734 * configure: Regenerate.
5736 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5738 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5739 TYPE_MODE.
5741 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5743 PR target/13674
5744 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5745 Convert non-word aligned offset address using ld/std into
5746 indirect address.
5748 2005-01-07 Richard Henderson <rth@redhat.com>
5750 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5752 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5754 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5756 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5758 PR tree-optimization/19283
5759 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5760 is not shorter than the original type.
5762 PR rtl-optimization/19012
5763 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5765 PR rtl-optimization/18861
5766 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5767 (FULL_STATE): Define.
5768 (mark_tablejump_edge): New function.
5769 (purge_dead_tablejump_edges): New function.
5770 (find_bb_boundaries): Use it.
5772 PR tree-optimization/18828
5773 * builtins.c (expand_builtin_next_arg): Remove argument and all
5774 the argument checking.
5775 (expand_builtin): Adjust caller.
5776 (expand_builtin_va_start): Likewise. Remove error for too many
5777 arguments.
5778 (fold_builtin_next_arg): Issue error for too many arguments.
5779 After checking arguments, replace them with magic arguments that
5780 prevent further checking of the args.
5782 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5784 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5786 2005-01-06 Roger Sayle <roger@eyesopen.com>
5788 PR target/6077
5789 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5790 and %{.S:...} (and their negative variants) to test whether the
5791 input file is assembler or pre-processed-assembler independent of
5792 the actual filename extension.
5794 2005-01-06 Roger Sayle <roger@eyesopen.com>
5796 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5797 of sign or zero extended values.
5799 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5801 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5802 for IBM long double format correctly.
5804 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5806 Fix PR tree-optimization/18792
5808 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5809 to first_loop_depth, and use loop depth instead of loop number.
5810 (build_classic_dir_vector): Ditto.
5811 (compute_data_dependences_for_loop): Use depth, not loop number.
5812 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5813 number. Pass in loops, instead of loop numbers.
5814 (gather_interchange_stats): Ditto.
5815 (linear_transform_loops): Ditto.
5817 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5819 PR rtl-opt/13299
5820 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5821 biv_fits_mode_p, extension_within_bounds_p): New functions.
5822 (check_ext_dependent_givs): Use them.
5824 2005-01-06 Roger Sayle <roger@eyesopen.com>
5826 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5827 more than one barrier, in which case we should delete them all.
5829 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5831 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5833 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5835 Fix PR middle-end/19286
5836 Fix PR debug/19267
5837 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5838 output this subprogram, simply ignore this attempt to do it again.
5839 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5840 origin attribute if it's not possible.
5841 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5842 (decls_for_scope): Ditto.
5843 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5844 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5846 2005-01-05 Richard Henderson <rth@redhat.com>
5848 PR target/11327
5849 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5850 (bdesc_2arg): Use it.
5851 (ix86_expand_binop_builtin): Force operands into registers
5852 when optimizing.
5853 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5854 ix86_expand_sse_compare, ix86_expand_sse_comi,
5855 ix86_expand_builtin): Likewise.
5857 2005-01-05 Richard Henderson <rth@redhat.com>
5859 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5860 and VEC_SELECT.
5861 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5862 (mulv4hi3): Set itanium_class mmmul.
5863 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5864 (fpack): Rename from fpack_sfsf.
5866 2005-01-05 Richard Henderson <rth@redhat.com>
5868 PR rtl-opt/10692
5869 * reload1.c (do_input_reload): Restrict the optimization deleteing
5870 a previous output reload to RELOAD_FOR_INPUT.
5872 2005-01-05 Steven Bosscher <stevenb@suse.de>
5874 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5875 comment that we fall through after case.
5876 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5877 (distribute_links): Likewise.
5878 * cse.c (cse_insn): Likewise.
5879 * cselib.c (cselib_invalidate_mem): Likewise.
5880 * df.c: Update comments at the top of the file.
5881 (read_modify_subreg_p): Update comments here too.
5882 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5883 * flow.c (mark_set_1): Likewise.
5884 (mark_used_regs): Likewise.
5885 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5886 (canon_list_insert): Likewise.
5887 (mark_set): Likewise.
5888 (try_replace_reg): Likewise.
5889 (store_killed_in_insn): Likewise.
5890 * loop.c (count_one_set): Likewise.
5891 (basic_induction_var): Likewise.
5892 * postreload-gcse.c (find_mem_conflicts): Likewise.
5893 * postreload.c (reload_combine_note_store): Likewise.
5894 (move2add_note_store): Likewise.
5895 * reload.c (find_equiv_reg): Likewise.
5896 (mark_referenced_resources): Likewise.
5897 * rtlanal.c (set_noop_p): Likewise.
5898 (note_stores): Likewise.
5899 (note_uses): Likewise.
5900 * sched-deps.c (sched_analyze_1): Likewise.
5901 * sched-rgn.c (check_live_1): Likewise.
5902 (update_live_1): Likewise.
5903 * config/i860/i860.c: Likewise.
5905 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5906 an lvalue.
5907 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5909 * doc/rtl.texi: Update documentation for bit-fields and SET.
5911 2005-01-05 Roger Sayle <roger@eyesopen.com>
5913 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5915 2005-01-05 Jan Hubicka <jh@suse.cz>
5916 Richard Henderson <rth@redhat.com>
5918 PR target/18910
5919 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5920 with an offset.
5922 2005-01-05 Richard Henderson <rth@redhat.com>
5924 PR target/12902
5925 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5926 (sse_shufps): Change operand 3 to const_int_operand.
5927 (sse2_storelps): Fix typo in template.
5928 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5929 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5930 (ix86_expand_builtin): Likewise.
5932 2005-01-05 Julian Brown <julian@codesourcery.com>
5934 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5935 as aggregates for AAPCS ABIs.
5937 2005-01-05 Stan Shebs <shebs@apple.com>
5939 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5940 Mach-O getters if ppc64.
5941 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5942 size argument.
5943 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5944 signed four-byte field for global code case.
5945 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5947 2005-01-05 Roger Sayle <roger@eyesopen.com>
5949 PR middle-end/19100
5950 * c-common.c: Include real.h.
5951 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5952 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5953 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5954 * Makefile.in (c-common.o): Update dependencies.
5956 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5958 * c-parse.in (asm_string): Add trailing semicolon.
5960 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5962 * c-parse.in (asm_string): New. Don't allow wide strings in
5963 'asm'.
5964 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5965 asm_string instead of STRING.
5967 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5969 * c-typeck.c (constructor_no_implicit): Remove.
5970 (set_designator, process_init_element): Don't check
5971 constructor_no_implicit.
5973 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5974 Kaz Kojima <kkojima@gcc.gnu.org>
5976 PR target/16482
5977 * lcm.c (create_pre_exit): New.
5978 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5979 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5981 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5983 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5984 -msoft-float in target_float_switch.
5985 * arm.c (arm_override_options): Fix processing of target_float_switch.
5987 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5989 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5990 preferencing.
5992 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5994 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5995 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5997 2005-01-04 Roger Sayle <roger@eyesopen.com>
5999 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6000 if deleting the then-block allows the test-block to fallthru to the
6001 else-block.
6003 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6005 PR c/19152
6006 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6007 after the full declaration if the are in two different TUs.
6009 2005-01-04 Richard Henderson <rth@redhat.com>
6011 PR tree-opt/19158
6012 * tree-sra.c (generate_one_element_init): Just
6013 call gimplify_and_add.
6014 (generate_element_init): Record the
6015 new referenced variables and mark them for renaming
6016 and split out to ...
6017 (generate_element_init_1): This.
6018 (scalarize_init): Don't call push_gimplify_context/
6019 pop_gimplify_context.
6021 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6023 * toplev.c (get_src_pwd): Handle failure of getpwd().
6025 2005-01-04 Roger Sayle <roger@eyesopen.com>
6027 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6028 of TRUTH_NOT_EXPR.
6029 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6030 all the cases handled by it are inverted by invert_truthvalue.
6032 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6034 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6035 (save_register_windowsi): Likewise.
6037 2005-01-04 Richard Henderson <rth@redhat.com>
6039 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6041 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6043 PR middle-end/17767
6044 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6045 any simplifications of vector mode comparison operators.
6046 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6048 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6049 Devang Patel <dpatel@apple.com>
6051 PR tree-optimization/18308
6052 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6053 the operands before creating a new expression.
6054 * dojump.c (do_jump): Make drop_through_label available
6055 for all cases. Add expansion of COND_EXPR.
6057 2005-01-04 Ira Rosen <irar@il.ibm.com>
6059 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6060 INTEGER_CST instead of TREE_CONSTANT.
6061 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6062 instead of TREE_CONSTANT.
6063 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6064 instead of TREE_CONSTANT.
6066 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6068 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6070 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6072 PR target/19240
6073 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6074 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6076 2005-01-03 Richard Henderson <rth@redhat.com>
6078 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6079 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6080 fold_convert_const_real_from_real): Split out from ...
6081 (fold_convert_const): ... here.
6083 2005-01-03 Richard Henderson <rth@redhat.com>
6085 PR target/19235
6086 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6087 (mov<MMXMODEI>_internal): Likewise.
6088 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6089 Add V2SF case; use it for SSE1; don't use TI.
6090 (movdf_integer): Likewise.
6091 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6093 2005-01-03 Ira Rosen <irar@il.ibm.com>
6095 * tree-vectorizer.c (vect_strip_conversions): New function.
6096 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6097 check for binary class.
6099 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6101 Fix PR debug/17924
6102 Fix PR debug/19191
6103 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6104 is a decl.
6105 * gimple-low.c (mark_blocks_with_used_vars): New function.
6106 (mark_blocks_with_used_subblocks): Ditto.
6107 (mark_used_blocks): Ditto.
6108 (pass_mark_used_blocks): New pass.
6109 * tree-inline.c: Include debug.h.
6110 (expand_call_inline): Call outlining_inline_function here.
6111 * tree-optimize.c (init_tree_optimization_passes): Add
6112 pass_mark_used_blocks.
6113 * tree-pass.h (pass_mark_used_blocks): New.
6114 * Makefile.in (tree-inline.o): Add debug.h dependency.
6116 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6118 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6119 VAR_DECLs to have weak_import attribute.
6121 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6122 'struct ucontext'.
6124 2004-01-03 Steven Bosscher <stevenb@suse.de>
6126 * passes.c (rest_of_compilation): Don't run regmove if only
6127 flag_expensive_optimizations, require flag_regmove instead.
6129 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6131 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6132 register "sparc".
6133 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6134 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6135 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6136 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6138 2005-01-03 Richard Henderson <rth@redhat.com>
6140 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6141 (ia64_const_ok_for_letter_p): New.
6142 (ia64_const_double_ok_for_letter_p): New.
6143 (ia64_extra_constraint): New.
6144 (ia64_expand_vecint_compare): New.
6145 (ia64_expand_vcondu_v2si): New.
6146 (ia64_expand_vecint_cmov): New.
6147 (ia64_expand_vecint_minmax): New.
6148 (ia64_print_operand): Add 'v'.
6149 (ia64_preferred_reload_class): New.
6150 (ia64_vector_mode_supported_p): New.
6151 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6152 (PREFERRED_RELOAD_CLASS): Move to function.
6153 (CONST_OK_FOR_LETTER_P): Move to function.
6154 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6155 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6156 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6157 (EXTRA_CONSTRAINT): Move to function.
6158 * config/ia64/ia64.md: Include vect.md.
6159 (itanium_class): Add mmalua.
6160 (type): Handle it.
6161 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6162 (1b_mmalua): New.
6163 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6164 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6165 CONST0_RTX.
6166 (const_int_2bit_operand): New.
6167 (fr_reg_or_0_operand): New.
6168 * config/ia64/ia64-modes.def: Add vector modes.
6169 * config/ia64/ia64-protos.h: Update.
6170 * config/ia64/vect.md: New file.
6172 2005-01-03 Richard Henderson <rth@redhat.com>
6174 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6176 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6178 PR target/19236
6179 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6180 to SFmode.
6181 (log1pdf2): Change mode of operands[0,1] to DFmode.
6183 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6185 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6186 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6187 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6188 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6189 SPARC_RELAXED_ORDERING.
6191 2005-01-03 Richard Henderson <rth@redhat.com>
6192 Uros Bizjak <uros@kss-loka.si>
6194 PR target/14631
6195 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6196 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6197 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6198 handling.
6199 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6200 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6201 const_pow2_1_to_128_operand): New predicates.
6203 2005-01-02 Greg McGary <greg@mcgary.org>
6205 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6206 anonymous decls.
6207 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6208 object. [ptr_type]: Remove unused variable.
6209 Remember nearest addressable array-element or record-component
6210 when checking bitfield components. Tolerate empty BIND_EXPR.
6212 2005-01-01 Richard Henderson <rth@redhat.com>
6214 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6215 that don't narrow the value. Fail for other conversions.
6217 2005-01-01 Richard Henderson <rth@redhat.com>
6219 PR c/19031
6220 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6221 * c-lang.c (finish_file): Don't do it here.
6222 * objc/objc-act.c (objc_finish_file): Likewise.
6224 * cgraph.c (decl_assembler_name_equal): New.
6225 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6226 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6227 * cgraph.h (struct cgraph_varpool_node): Add next.
6228 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6229 * varasm.c (assemble_alias): Mark the target as needed.
6231 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6233 PR middle-end/19221
6234 * function.c (get_arg_pointer_save_area): Use entry_of_function
6235 instead of get_insns.
6237 2005-01-01 Roger Sayle <roger@eyesopen.com>
6238 Andrew Pinski <pinskia@physics.uc.edu>
6239 James E. Wilson <wilson@specifixinc.com>
6241 PR rtl-optimization/12092
6242 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6243 is zero.
6245 2005-01-01 Roger Sayle <roger@eyesopen.com>
6246 Olivier Hainque <hainque@act-europe.fr>
6248 * tree.c (int_fits_type_p): A narrower type always fits in a
6249 wider one, except for negative values into unsigned types.
6251 2005-01-01 Roger Sayle <roger@eyesopen.com>
6253 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6254 with the original constant rather than require TREE_OVERFLOW.
6256 2005-01-01 Steven Bosscher <stevenb@suse.de>
6258 PR middle-end/17544
6259 * c-decl.c (finish_function): If compiling C99, annotate the
6260 compiler generated return with the current file name and line 0.
6261 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6262 the source line is greater than 0.
6263 (remove_bb): Likewise.
6265 See ChangeLog.12 for earlier changes.