1 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5 SUBREG and MEM, respectively.
7 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9 * fold-const.c (fold_binary): Avoid directly using the original
10 expression t as much as possible.
12 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14 * c-semantics.c (build_stmt): Use TYPE_P instead of
15 IS_NON_TYPE_CODE_CLASS.
16 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
17 (NON_TYPE_CHECK): Use TYPE_P instead of
18 IS_NON_TYPE_CODE_CLASS.
20 * fold-const.c (fold): Remove handling of binary expressions.
22 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
24 * doc/c-tree.texi: Wrap comments in @r{}.
25 * doc/cpp.texi: Likewise.
26 * doc/cppinternals.texi: Likewise.
27 * doc/extend.texi: Likewise.
28 * doc/md.texi: Likewise.
29 * doc/objc.texi: Likewise.
30 * doc/sourcebuild.texi: Likewise.
31 * doc/tm.texi: Likewise.
34 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
36 * predict.c (apply_return_prediction): Standardize PHI chain
38 * tree-ssa.c (ssa_redirect_edge): Likewise.
40 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
41 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
44 * tree-phinodes.c (remove_phi_node): Drop the last argument.
45 * tree-flow.h: Adjust the prototype for remove_phi_node.
46 * lambda-code.c (perfect_nestify): Adjust a call to
49 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
50 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
52 * tree-ssa-dce.c (remove_dead_phis): Likewise.
53 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
54 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
55 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
57 * combine.c (simplify_and_const_int): Use gen_int_mode instead
58 of GEN_INT (trunc_int_for_mode (...)).
59 * loop-iv.c (iv_number_of_iterations): Likewise.
60 * postreload.c (reload_cse_move2add): Likewise.
61 * simplify-rtx.c (simplify_const_unary_operation,
62 simplify_const_binary_operation): Likewise.
63 * stor-layout.c (get_mode_bounds): Likewise.
65 * fold-const.c (fold_binary): New.
66 (fold): Call fold_binary on binary expressions.
68 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
70 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
71 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
72 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
73 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
74 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
76 2005-03-04 Devang Patel <dpatel@apple.com>
78 PR tree-optimization/18815
79 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
80 loops with zero exit edges.
82 2005-03-04 Devang Patel <dpatel@apple.com>
84 * doc/invoke.texi: Remove reference to webpage that does not exist.
86 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
87 Joseph S. Myers <joseph@codesourcery.com>
90 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
91 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
92 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
93 * pa.c (get_plabel): Change argument to symbol_ref. Call
94 maybe_get_identifier instead of get_identifier.
95 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
96 (struct deferred_plabel): Replace name field with symbol field.
97 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
98 ASM_OUTPUT_EXTERNAL_REAL is defined.
99 (output_global_address): Use output_addr_const for output of all
101 (output_deferred_plabels): Use symbol_ref instead of name for address
103 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
104 ASM_OUTPUT_SYMBOL_REF): New macros.
105 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
107 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
110 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
112 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
113 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
115 2005-03-04 Jeff Law <law@redhat.com>
117 * basic-block.h (rediscover_loops_after_threading): Declare.
118 * tree-ssa-dom.c: Include cfgloop.h.
119 (tree_ssa_dominator_optimize): Discover loops and some basic
120 properties. Remove forwarder blocks recreated by loop header
121 canonicalization. Also mark backedges in the CFG.
122 * tree-ssa-threadupdate.c: Include cfgloop.h
123 (rediscover_loops_after_threading): Define.
124 (struct local_info): New field, JUMP_THREADED.
125 (prune_undesirable_thread_requests): New function.
126 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
127 then record that fact for the callers of redirct_edges.
128 (thread_block): If BB has incoming backedges, then call
129 prune_undesirable_thraed_requests. Note when we are
130 going to have to rediscover loop information. Return a
131 boolean indicating if any jumps were threaded.
132 (thread_through_all_blocks): Bubble up boolean indicating
133 if any jumps were threaded.
134 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
135 (tree-ssa-threadupdate.o): Similarly.
137 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
139 * fold-const.c (fold_ternary): Unroll the "for" loop to
142 2005-03-04 Andrew Haley <aph@redhat.com>
144 * unwind-dw2-fde-glibc.c (struct
145 unw_eh_callback_data.check_cache): New field.
146 (frame_hdr_cache): New.
147 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
148 Cache frame header info.
150 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
152 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
153 (print_c_condition): Declare.
154 * read-rtl.c (ptr_loc): New structure.
155 (ptr_locs, ptr_loc_obstack, joined_conditions)
156 (joined_conditions_obstack): New variables.
157 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
158 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
159 (join_c_conditions, print_c_condition): New functions.
160 (apply_macro_to_string): Associate the new string with the same
161 source location as the old one.
162 (add_condition_to_string): Use join_c_conditions.
163 (read_string): Use set_rtx_ptr_loc to record a filename and line
164 number for the string.
165 (read_rtx): Initialize the new variables above.
166 * genattrtab.c (write_test_expr, write_attr_value): Use
168 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
169 comment above the GCC_VERSION check.
170 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
171 Inline the definition of MAYBE_EVAL.
172 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
173 * genoutput.c (process_template): Likewise.
174 * genpreds.c (write_predicate_subfunction): Likewise.
175 (write_predicate_expr): Use print_c_condition.
176 * genrecog.c (write_cond): Likewise.
177 * gensupport.c (process_rtx): Use join_c_conditions to join the
178 conditions of a define_insn_and_split. Record a source location
179 for the string after the "&&".
180 (alter_test_for_insn): Use join_c_conditions.
182 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
185 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
186 PR tree-optimization/15784
187 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
190 2005-03-04 Ben Elliston <bje@au.ibm.com>
192 * gcc.c (option_map): Add --coverage.
193 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
194 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
195 * config/darwin.h: Pass -lgcov for `coverage'.
196 * doc/invoke.texi (Debugging Options): Document --coverage.
198 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
200 * gcse.c (bypass_block): Use find_edge wherever possible.
202 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
206 * c-opts.c (c_common_parse_file): Call start_source_file
207 and end_source_file at the approriate times.
209 * dwarf2out.c (dwarf2out_finish): Don't auto-end
210 the main file, it will be done for us now.
212 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
214 * fold-const.c (fold_ternary): New.
215 (fold): Call fold_ternary on ternary expressions. Remove
216 handling of ternary expressions.
218 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
220 PR tree-optimization/15784
221 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
224 2005-03-03 David Edelsohn <edelsohn@gnu.org>
226 * config/rs6000/predicates.md (branch_comparison_operator):
227 Convert from C block to conditional format.
229 2005-03-03 Jan Hubicka <jh@suse.cz>
231 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
232 and non-constant public variables.
234 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
236 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
239 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
242 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
243 calls to release_ssa_name and release_phi_node.
245 * fold-const.c (fold): Remove handling of unary expressions.
247 * fold-const.c (fold_unary): Avoid directly using the original
248 expression t as much as possible.
250 2005-03-03 Roger Sayle <roger@eyesopen.com>
251 Andrew Pinski <pinskia@physics.uc.edu>
253 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
254 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
256 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
258 Describe special registers SRP and MOF as allocatable registers.
259 * config/cris/cris.c (cris_md_asm_clobbers): New function.
260 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
261 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
262 TARGET_HAS_MUL_INSNS.
263 (cris_print_operand) <case 'd'>: New case.
264 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
265 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
267 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
268 (REG_ALLOC_ORDER): Update for MOF.
269 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
271 (GENERAL_REGS): No longer a define of ALL_REGS.
272 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
273 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
275 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
276 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
277 (SECONDARY_RELOAD_CLASS): Define.
278 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
279 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
280 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
281 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
282 (REGISTER_MOVE_COST): Define.
283 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
284 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
285 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
286 (CRIS_MOF_REGNUM): New define_constants.
287 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
289 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
291 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
292 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
293 Adjust for MOF being properly described as a register.
294 (indir_to_reg_split): Name this split. Conditionalize on the
295 destination register being a general register.
296 (movei): Conditionalize on on operands 0 and 1 having the same
299 2005-03-03 Alan Modra <amodra@bigpond.net.au>
302 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
303 -mcpu to override any other explicitly given flags.
305 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
307 * recog.c (verify_changes, confirm_change_group): New functions,
308 broken out of apply_change_group.
309 (apply_change_group): Use them.
310 * recog.h (verify_change, confirm_change_group): Declare.
311 * rtl.h (redirect_jump_2): Declare.
312 * jump.c (redirect_exp, invert_exp): Delete.
313 (invert_exp_1): Take second parameter. Return value. Changed caller.
314 (redirect_jump_2): New function, broken out of redirect_jump.
315 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
316 (invert_jump): Use invert_jump_1 and redirect_jump_2.
317 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
319 2005-03-02 Geoffrey Keating <geoffk@apple.com>
321 * varasm.c (named_section): Use xstrdup rather than doing it by
324 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
326 2005-03-02 Devang Patel <dpatel@apple.com>
328 Undo PR tree-optimization/18815 fix.
330 2005-03-02 Devang Patel <dpatel@apple.com>
332 PR tree-optimization/18815
333 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
334 loops with zero exit edges.
336 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
338 * cfg.c (connect_src, connect_dest, disconnect_src,
339 disconnct_dest): New.
340 (unchecked_make_edge, remove_edge, redirect_edge_succ,
341 redirect_edge_pred): Use the new functions.
343 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
344 free_dominance_info only when needed.
346 2005-03-02 David Edelsohn <edelsohn@gnu.org>
349 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
350 (reg_or_sub_cint64_operand): Same.
352 2005-03-02 Jeff Law <law@redhat.com>
354 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
355 CFG_ALTERED in the main DOM iteration loop.
357 2005-03-02 Mark Mitchell <mark@codesourcery.com>
360 * varasm.c (initializer_constant_valid_p): Allow conversions
361 between OFFSET_TYPEs. Tidy.
363 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
365 * config/cris/cris.md ("return"): Remove epilogue delay list
368 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
370 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
372 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
374 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
376 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
377 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
378 config/m68k/m68k.c, config/mips/mips.h,
379 config/rs6000/rs6000-protos.h, doc/contrib.texi,
380 doc/include/gcc-common.texi: Update copyright.
382 PR middle-end/18029 and PR middle-end/18030
383 * expr.c (optimize_bitfield_assignment_op): Add a special case
384 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
386 * fold-const.c (fold_unary): New.
387 (fold): Call fold_unary on unary expressions.
389 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
391 * cgraph.h (struct cgraph_edge): Add prev_caller and
393 (cgraph_node_remove_callees): Export.
394 * cgraph.c (cgraph_create_edge): Initialize prev_caller
396 (cgraph_edge_remove_callee): New function.
397 (cgraph_edge_remove_caller): Likewise.
398 (cgraph_remove_edge): Use.
399 (cgraph_redirect_edge_callee): Likewise.
400 (cgraph_node_remove_callees): New function.
401 (cgraph_node_remove_callers): Likewise.
402 (cgraph_remove_node): Use.
403 * tree-optimize.c (tree_rest_of_compilation): Use
404 cgraph_node_remove_callees instead of manual loop.
405 * cgraphunit.c (cgraph_finalize_function): Likewise.
406 (cgraph_expand_function): Likewise.
407 (cgraph_remove_unreachable_nodes): Likewise.
409 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
412 * c-tree.h (undeclared_variable, build_external_ref): Add extra
414 * c-decl.c (undeclared_variable): Take location as argument.
415 * c-typeck.c (build_external_ref): Likewise.
416 * c-parser.c (c_parser_postfix_expression): Pass location of
417 identifier to build_external_ref.
419 2005-03-01 David Edelsohn <edelsohn@gnu.org>
421 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
422 CCEQ mode for branch_positive_comparison_operator test.
423 * config/rs6000/predicates (branch_comparison_operator): Revert to
425 (scc_comparison_operator): Same.
426 (branch_positive_comparison_operator): Same.
428 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
430 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
431 (cris_delay_slots_for_epilogue): Remove.
432 (save_last): Move into cris_target_asm_function_epilogue.
433 (cris_target_asm_function_epilogue): Remove tests for file being
435 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
436 (cris_delay_slots_for_epilogue): Remove prototypes.
437 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
438 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
440 2005-03-01 David Edelsohn <edelsohn@gnu.org>
442 * config/rs6000/predicates.md (branch_comparison_operator): Change
443 to define_special_predicate.
444 (scc_comparison_operator): Same.
445 (branch_positive_comparison_operator): Same.
447 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
449 * Makefile.in (tree-ssa-sink.o): New.
450 (OBJS-common): Add tree-ssa-sink.o.
451 * common.opt: Add -ftree-sink
452 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
453 * timevar.def (TV_TREE_SINK): new timevar.
454 * tree-flow.h (is_hidden_global_store): Prototype.
455 * tree-optimize.c (init_tree_optimization_passes): Add
457 * tree-pass.h (pass_sink_code): New.
458 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
459 for non-obvious global store store to is_hidden_global_store, and
460 call that new function.
461 * tree-ssa-sink.c: New file.
462 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
463 * doc/passes.texi: Document forward store motion.
464 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
465 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
466 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
467 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
469 2005-03-01 Per Bothner <per@bothner.com>
471 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
472 and we have a non-zero column-number, add it to the message.
473 Also factor out the diagnostic_kind_text.
475 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
477 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
478 flow_loop_pre_header_scan, flow_loop_pre_header_find,
479 flow_loop_scan): Removed.
480 (flow_loop_dump): Do not dump removed fields.
481 (flow_loop_free): Do not free removed fields.
482 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
483 (loop_exit_edge_p): New function.
484 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
485 num_pre_header_edges, entry_edges, num_entries, exit_edges,
486 num_exits, exits_doms.
487 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
488 LOOP_EDGES, LOOP_ALL): Removed.
489 (flow_loop_scan): Declaration removed.
490 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
491 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
493 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
494 (if_convert): Call flow_loops_find and flow_loops_free
495 when calling mark_loop_exit_edges.
496 * cfgloopanal.c (mark_loop_exit_edges): Moved from
497 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
498 free_dominance_info calls.
499 * loop-init.c (flow_loops_find): Ditto.
500 * passes.c (rest_of_handle_branch_prob): Ditto.
501 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
502 * loop-unroll.c (analyze_insns_in_loop): Do not use
504 * predict.c (predict_loops): Do not call flow_loop_scan.
505 Use get_loop_exit_edges.
506 (tree_estimate_probability): Do not pass flags to flow_loops_find.
507 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
508 Do not use EDGE_LOOP_EXIT.
509 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
510 to bb_with_exit_edge_p.
511 (if_convertible_loop_p): Do not call flow_loop_scan. Use
512 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
513 to bb_with_exit_edge_p.
514 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
516 * tree-loop-linear.c (linear_transform_loops): Do not call
517 flow_loop_scan. Use loop->single_exit.
518 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
519 (vect_analyze_loop_form): Do not call flow_loop_scan.
520 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
522 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
524 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
525 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
526 slpeel_tree_duplicate_loop_to_edge_cfg,
527 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
528 Use loop_preheader_edge and loop->single_exit. Do not call
531 2005-03-01 Nick Clifton <nickc@redhat.com>
533 * config/arm/arm.c (thumb_find_work_register): Check all of the
534 argument registers to see if they are free, and a couple of
535 special cases where the last argument register but can be proved
536 to be available during the function's prologue.
537 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
538 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
539 thumb_unexpanded_epilogue): Use unsigned long as the type for the
541 (thumb_compute_save_reg_mask): Likewise. Also use
542 thumb_find_work_register() to ensure that there is agreement about
543 which work register is going to be used in the prologue.
544 (thumb_output_function_prologue): Use unsigned long as the type
545 for the register bit-mask. Also delay pushing the link register if
546 other high registers are going to be pushed.
547 (thumb_compute_save_reg_mask, emit_multi_reg_push,
548 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
549 redundant prototypes.
551 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
554 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
555 and after reload in REG+REG indexed addresses without REG_POINTER
556 set in the base and not set in the index.
558 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
560 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
562 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
563 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
564 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
565 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
566 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
568 * config.gcc (sh*-*-linux*): Use config/linux.h.
570 2005-02-28 Dale Johannesen <dalej@apple.com>
571 Stan Shebs <shebs@apple.com>
573 Rewrite of 64-bit Darwin structure-by-value pass/return.
574 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
575 intoffset, use_stack, named.
576 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
577 (rs6000_darwin64_record_arg_advance_flush): New.
578 (rs6000_darwin64_record_arg_advance_recurse): New.
579 (rs6000_darwin64_record_arg_flush): New.
580 (rs6000_darwin64_record_arg_recurse): New.
581 (rs6000_darwin64_record_arg): New.
582 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
583 (function_arg_boundary): Handle 128-bit aligned structs.
584 (function_arg_advance): Rewrite darwin64 struct handling.
585 (function_arg): Call rs6000_darwin64_record_arg.
586 (function_arg_partial_nregs): Handle darwin64 structs.
587 (rs6000_darwin64_function_value): Remove.
588 (rs6000_function_value): Call rs6000_darwin64_record_arg.
590 2005-02-28 Roger Sayle <roger@eyesopen.com>
592 PR tree-optimization/20216
593 * tree-chrec.c (tree_fold_factorial): Delete.
594 (tree_fold_binomial): Change argument list to take a return type
595 and change the type of K to unsigned int. Rewrite to avoid explicit
596 evaluation of factorials, and (recursively) calling fold to perform
597 compile-time arithmetic. Return NULL on (internal) overflow.
598 (chrec_evaluate): Change type of K to an unsigned int. Avoid
599 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
600 if any intermediate calculation overflows.
601 (chrec_apply): Update call to chrec_evaluate.
603 2005-02-28 James E Wilson <wilson@specifixinc.com>
605 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
607 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
610 * c-parser.c (c_parser_compound_statement): Return error_mark_node
611 instead of NULL_TREE on error.
613 2005-02-28 David Edelsohn <edelsohn@gnu.org>
615 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
616 (EASY_VECTOR_15_ADD_SELF): Remove.
617 (num_insns_constant_wide): Not static.
618 (validate_condition_mode): Not static.
619 (toc_relative_expr_p): Not static.
620 (legitimate_indirect_address_p): Not static.
621 (macho_lo_sum_memory_operand): Not static.
622 (invalid_e500_subreg): Not static.
623 (easy_vector_same): Not static.
624 (easy_vector_splat_const): Not static.
625 (RS6000_SYMBOL_REF_TLS_P): Remove.
626 (any_operand): Delete.
627 (any_parallel_operand): Delete.
628 (count_register_operand): Delete.
629 (altivec_register_operand): Delete.
630 (xer_operand): Delete.
631 (s8bit_cint_operand): Delete.
632 (short_cint_operand): Delete.
633 (u_short_cint_operand): Delete.
634 (non_short_cint_operand): Delete.
635 (exact_log2_cint_operand): Delete.
636 (gpc_reg_operand): Delete.
637 (cc_reg_operand): Delete.
638 (cc_reg_not_cr0_operand): Delete.
639 (reg_or_short_operand): Delete.
640 (reg_or_neg_short_operand): Delete.
641 (reg_or_aligned_short_operand): Delete.
642 (reg_or_u_short_operand): Delete.
643 (reg_or_cint_operand): Delete.
644 (reg_or_arith_cint_operand): Delete.
645 (reg_or_add_cint64_operand): Delete.
646 (reg_or_sub_cint64_operand): Delete.
647 (reg_or_logical_cint_operand): Delete.
648 (got_operand): Delete.
649 (got_no_const_operand): Delete.
650 (easy_fp_constant): Delete.
651 (easy_vector_constant): Delete.
652 (easy_vector_constant_add_self): Delete.
653 (zero_constant): Delete.
654 (zero_fp_constant): Delete.
655 (volatile_mem_operand): Delete.
656 (offsettable_mem_operand): Delete.
657 (mem_or_easy_const_operand): Delete.
658 (add_operand): Delete.
659 (non_add_cint_operand): Delete.
660 (logical_operand): Delete.
661 (non_logical_cint_operand): Delete.
662 (mask_operand): Delete.
663 (mask_operand_wrap): Delete.
664 (mask64_operand): Delete.
665 (mask64_2_operand): Delete.
666 (and64_operand): Delete.
667 (and64_2_operand): Delete.
668 (and_operand): Delete.
669 (reg_or_mem_operand): Delete.
670 (lwa_operand): Delete.
671 (symbol_ref_operand): Delete.
672 (call_operand): Delete.
673 (current_file_function_operand): Delete.
674 (input_operand): Delete.
675 (rs6000_nonimmediate_operand): Delete.
676 (rs6000_tls_symbol_ref): Delete.
677 (save_world_operation): Delete.
678 (restore_world_operation): Delete.
679 (load_multiple_operation): Delete.
680 (store_multiple_operation): Delete.
681 (vrsave_operation): Delete.
682 (mfcr_operation): Delete.
683 (mtcrf_operation): Delete.
684 (lmw_operation): Delete.
685 (stmw_operation): Delete.
686 (branch_comparison_operator): Delete.
687 (branch_positive_comparison_operator): Delete.
688 (scc_comparison_operator): Delete.
689 (trap_comparison_operator): Delete.
690 (boolean_operator): Delete.
691 (boolean_or_operator): Delete.
692 (min_max_operator): Delete.
693 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
694 (EASY_VECTOR_15): Moved to here.
695 (EASY_VECTOR_15_ADD_SELF): Move to here.
696 (PREDICATE_CODES): Delete.
697 * config/rs6000/rs6000-protos.h: Delete predicate functions.
698 Declare functions no longer static.
699 * config/rs6000/predicates.md: New.
700 * config/rs6000/rs6000.md: Include predicates.md
702 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
704 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
705 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
707 * cfgrtl.c (need_fake_edge_p): Likewise.
708 * combine.c (distribute_notes): Likewise.
709 * emit-rtl.c (try_split): Likewise.
710 * recog.c (peephole2_opimize): Likewise.
711 * reg-notes.def (ALWAYS_RETURN): Remove.
712 * rtl.h (LCT_ALWAYS_RETURN): Remove.
713 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
714 * tree.h (ECF_ALWAYS_RETURN): Remove.
716 2005-02-28 Roger Sayle <roger@eyesopen.com>
719 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
720 between different machine modes is never a "useless" conversion.
722 2005-02-28 Geert Bosch <bosch@gnat.com>
725 * doc/contrib.texi: List contributors for Ada front end
727 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
729 * simplify-rtx.c (simplify_unary_operation_1,
730 simplify_const_unary_operation): New, extracted from...
731 (simplify_unary_operation): ... this one.
732 (simplify_binary_operation_1,
733 simplify_const_binary_operation): New, extracted from...
734 (simplify_binary_operation): ... this one.
735 * rtl.h (simplify_const_unary_operation,
736 simplify_const_binary_operation): Add prototypes.
738 2005-02-28 Julian Brown <julian@codesourcery.com>
740 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
741 building libjava and caused PR regression/20228.
743 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
746 * Makefile.in (host_subdir): New.
747 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
748 * configure: Regenerate.
750 2005-02-27 Zack Weinberg <zack@codesourcery.com>
752 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
753 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
754 installation directory first.
756 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
759 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
760 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
761 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
762 * config/cris/cris.md: Tweak comments referring to Q.
763 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
764 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
765 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
766 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
767 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
768 Insert spaces in constraints to align alternatives vertically for
770 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
773 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
775 PR rtl-optimization/17728
776 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
777 operand 0 from general_operand to move_dest_operand.
779 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
781 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
782 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
783 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
784 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
786 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
788 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
789 * configure: Regenerate.
790 * libada-mk.in: Remove CC; rename
791 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
793 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
796 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
797 for the lhs, also walk over the tree. Likewise for rhs.
799 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
801 * tree-ssa-dom.c (simple_iv_increment_p): New function.
802 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
803 Do not propagate value of iv before increment over the increment.
805 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
807 * c-parser.c: New file.
808 * c-parse.in: Remove.
809 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
811 (c-parser.o): Add dependencies.
812 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
813 maintainer-clean, TAGS): Update.
814 * c-config-lang.in (gtfiles): Update.
815 * gengtype-lex.l: Don't handle "@@".
816 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
817 objc_build_synchronized, objc_begin_try_stmt,
818 objc_begin_catch_clause, objc_finish_catch_clause,
819 objc_build_finally_clause, objc_finish_try_stmt): New.
820 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
822 (c_parse_init): Update comment.
823 * c-decl.c (c_init_decl_processing): Update comment.
824 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
825 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
826 new c_declspecs members.
828 2005-02-25 Julian Brown <julian@codesourcery.com>
830 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
831 from being used for symbols with vague linkage when
832 HAVE_GAS_COMDAT_GROUP is true.
834 2005-02-25 Mark Mitchell <mark@codesourcery.com>
836 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
838 2005-02-25 Steve Ellcey <sje@cup.hp.com>
841 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
842 (LIBGCC2_HAS_DF_MODE): New.
843 (LIBGCC2_HAS_XF_MODE): New.
844 (LIBGCC2_HAS_TF_MODE): New.
845 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
846 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
847 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
848 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
849 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
850 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
851 and add _fixtfdi, _fixunstfdi, _floatditf
852 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
853 L_fixunstfdi, L_floatditf.
854 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
855 (LIBGCC2_HAS_TF_MODE): Define.
857 2005-02-25 Diego Novillo <dnovillo@redhat.com>
859 PR tree-optimization/20204
860 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
861 REWRITE_THIS_STMT markers on PHI nodes.
862 (rewrite_initialize_block): Likewise.
864 2005-02-25 Mark Mitchell <mark@codesourcery.com>
866 * version.c (version_string): Update to 4.1.
868 2005-02-25 Paolo Carlini <pcarlini@suse.de>
870 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
871 Clarify that the alternative way doesn't work in GNU C++.
873 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
875 PR tree-optimization/19937
876 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
877 to the type of the induction variable.
879 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
881 PR rtl-optimization/20117
882 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
883 the block including noncopyable insn.
885 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
887 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
888 calls to find_reg_note.
890 2005-02-24 Richard Henderson <rth@redhat.com>
893 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
896 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
898 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
899 vector types if to use base reg for misaligned non-word ld/std.
901 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
904 * config/cris/cris.c (cris_target_asm_function_prologue): Create
905 dwarf2 label manually and put it after, not before the prologue.
907 2005-02-24 David Edelsohn <edelsohn@gnu.org>
910 * reload.c (operands_match_p): Only increment register number for
911 SCALAR_INT_MODE_P modes in multiple hard registers.
913 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
916 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
918 * ChangeLog.5: Fix log message typo(s).
919 * ChangeLog.7: Likewise.
920 * ChangeLog.tree-ssa: Likewise.
921 * cfgexpand.c: Fix comment typo(s).
922 * conflict.c: Likewise.
923 * defaults.h: Likewise.
924 * dwarf2out.c: Likewise.
926 * ggc-page.c: Likewise.
927 * tree-eh.c: Likewise.
928 * tree-ssa-dom.c: Likewise.
930 2005-02-24 Jakub Jelinek <jakub@redhat.com>
933 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
934 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
935 if SHARED is defined.
938 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
939 allow splitting only if operands 0 and 3 don't overlap.
941 2005-02-24 Richard Henderson <rth@redhat.com>
944 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
945 (fold_builtin_1): Call them.
946 * fold-const.c (fold_complex_mult_parts): Split out from ...
947 (fold_complex_mult): ... here. Fix typo in both imaginary case.
948 (fold_complex_div_parts, fold_complex_div): New.
950 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
952 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
954 * tree-ssa-ccp.c (visit_assignment): Verify that result of
955 VIEW_CONVERT_EXPR is_gimple_min_invariant.
957 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
958 (print_node): Likewise.
959 Print TYPE_SIZES_GIMPLIFIED.
961 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
963 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
964 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
965 operands as commutative in constraints.
967 2005-02-24 Diego Novillo <dnovillo@redhat.com>
969 * tree-into-ssa.c: Re-organize internal functions.
971 2005-02-24 Richard Henderson <rth@redhat.com>
974 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
976 * common.opt (fcx-limited-range): New.
977 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
978 * toplev.c (flag_complex_method): Initialize to 1.
979 (process_options): Set flag_complex_method to 0 if
980 flag_cx_limited_range.
981 * doc/invoke.texi (-fcx-limited-range): New.
983 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
985 * cse.c (delete_trivially_dead_insns): Speed up by using
986 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
989 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
991 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
992 functions when -mid-shared-library is being used.
994 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
996 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
997 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
998 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
999 * system.h: Poison LINK_LIBGCC_SPECIAL.
1001 2005-02-23 James E Wilson <wilson@specifixinc.com>
1003 * gengtype.c (note_insn_name): Make 1 element larger.
1005 2005-02-23 Roger Sayle <roger@eyesopen.com>
1008 PR rtl-optimization/20097
1009 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1010 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1012 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1014 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1015 * t-aix52 (SHLIB_INSTALL): Same.
1017 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1019 * genpreds.c: Update copyright.
1021 2005-02-23 Michael Beach <michaelb@ieee.org>
1024 * config/sparc/t-elf (startup files): Assemble with CPP.
1026 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1028 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1029 (write_predicate_expr): Likewise.
1031 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1033 PR tree-optimization/20100
1034 PR tree-optimization/20115
1035 * tree-optimize.c (init_tree_optimization_passes): Remove
1036 pass_maybe_create_global_var.
1037 * tree-pass.h (pass_maybe_create_global_var): Remove.
1038 * tree-ssa-alias.c (aliases_computed_p): Declare.
1039 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1040 (count_calls_and_maybe_create_global_var): Remove.
1041 (pass_maybe_create_global_var): Remove.
1042 (init_alias_info): Do not declare aliases_computed_p.
1043 (maybe_create_global_var): If the function contains no
1044 call-clobbered variables and a mix of pure/const and regular
1045 function calls, create .GLOBAL_VAR.
1046 Mark all call-clobbered variables for renaming.
1047 (merge_pointed_to_info): Update comment.
1048 (add_pointed_to_var): Likewise.
1049 (is_escape_site): Likewise.
1050 Accept struct alias_info * instead of size_t *.
1052 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1054 * tree-ssa-operands.c (get_call_expr_operands): If
1055 ALIASES_COMPUTED_P is false, do not add call-clobbering
1057 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1058 (delete_tree_ssa): Likewise.
1060 2005-02-22 James E Wilson <wilson@specifixinc.com>
1062 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1063 (do_compile): Do call it here.
1065 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1067 PR rtl-optimization/20017.
1068 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1069 rest_of_handle_cse2, rest_of_handle_gcse): Call
1070 delete_dead_jumptables immediately before calling cleanup_cfg.
1072 2005-02-22 Devang Patel <dpatel@apple.com>
1075 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1078 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1080 * config/rs6000/aix.h (WINT_TYPE): Define.
1082 2005-02-22 Stan Shebs <shebs@apple.com>
1084 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1085 natural alignment for 64-bit Darwin.
1086 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1088 * doc/invoke.texi: Document this.
1090 2005-02-22 DJ Delorie <dj@redhat.com>
1092 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1093 to make_[un]signed_type, not the mode itself.
1095 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1097 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1098 not available. Use tail calls wherever possible.
1099 (make_edge): Call unchecked_make_edge to create an edge.
1101 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1102 (coalesce_ssa_name): Don't check for
1103 SSANORM_USE_COALESCE_LIST.
1104 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1106 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1108 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1109 (rewrite_into_ssa): ... here.
1111 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1113 PR tree-optimization/19786
1114 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1115 tag to another's may-alias bitmap when adding to the other's list.
1117 2005-02-21 DJ Delorie <dj@redhat.com>
1119 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1120 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1121 registers in unsupported ways.
1122 * expmed.c (init_expmed): Likewise.
1124 2005-02-21 Stan Cox <scox@redhat.com>
1126 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1128 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1130 * tree-cfg.c (fold_cond_expr_cond): New.
1131 (make_edges): Call fold_cond_expr_cond.
1132 (find_taken_edge): Accept nothing but INTEGER_CST.
1133 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1135 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1137 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1138 that do not belong to any basic block.
1140 2005-02-21 Jeff Law <law@redhat.com>
1142 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1145 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1147 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1148 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1149 Adjust their definitions.
1150 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1151 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1153 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1154 genautomata.c, langhooks.c, langhooks.h, system.h,
1155 config/arm/lib1funcs.asm: Update copyright.
1157 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1159 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1161 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1164 * doc/install.texi: Document --with-gc.
1166 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1168 * simplify-rtx.c (simplify_unary_operation): Add a missing
1171 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1173 PR tree-optimization/18663
1174 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1175 if the type has variable bounds.
1177 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1179 * gcse.c: Remove an obsolete comment.
1181 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1183 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1185 * doc/extend.texi (Function Attributes) <Attribute const>: The
1186 attribute "pure" is below this text, not above.
1188 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1190 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1191 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1192 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1194 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1197 * langhooks.h (struct lang_hooks): Add to_target_charset.
1198 * langhooks.c (lhd_to_target_charset): New function.
1199 * langhooks-def.h: Declare lhd_to_target_charset.
1200 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1201 (LANG_HOOKS_INITIALIZER): Update.
1202 * c-common.c (c_common_to_target_charset): New function.
1203 * c-common.h: Declare it.
1204 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1205 c_common_to_target_charset.
1207 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1208 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1210 * system.h: Poison them.
1211 * doc/tm.texi: Don't discuss them.
1212 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1213 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1214 (pp_c_char): Do not attempt to generate letter escapes for
1216 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1217 * config/mips/mips.c (mips_output_ascii): Likewise.
1219 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1221 PR tree-optimization/19951
1222 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1225 2005-02-19 Steven Bosscher <stevenb@suse.de>
1228 * function.h (struct function): New field `max_loop_depth'.
1229 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1230 (flow_loops_find): Reset the max loop depth count before finding loops.
1231 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1232 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1233 (calculate_global_regs_live): Make sure the loop will terminate
1234 when the initial sets are not empty.
1236 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1238 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1240 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1242 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1245 * doc/invoke.texi: Remove documentation of %M spec.
1247 (init_spec): Remove %M suffix from -lgcc_s.
1248 (do_spec_1): Remove 'M' case.
1249 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1250 to put shared libraries in the multilib directory. Remove the
1251 shlib_so_soname substitution variable. Don't add a multilib encoding
1252 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1253 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1254 SHLIB_INSTALL as well as SHLIB_LINK.
1255 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1256 (SHLIB_NAME): Delete.
1257 (SHLIB_DIR): New macro.
1258 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1259 (SHLIB_INSTALL): Adjust accordingly.
1260 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1261 * config/t-slibgcc-sld: Likewise.
1262 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1263 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1264 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1266 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1267 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1268 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1269 Use @shlib_base_name@ instead of @shlib_so_name@.
1270 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1271 and @shlib_base_name@.so in @multilib_dir@.
1272 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1273 to the install path.
1274 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1275 (SHLIB_LINK): Remove previous workaround.
1276 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1277 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1278 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1280 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1281 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1282 (SHLIB_INSTALL): Adjust accordingly.
1283 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1284 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1285 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1286 config/t-slibgcc-elf-ver.
1288 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1289 Jakub Jelinek <jakub@redhat.com>
1291 PR tree-optimization/19828
1292 * tree-ssa-loop-im.c: Add a TODO comment.
1293 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1294 without side-effects.
1296 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1298 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1301 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1303 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1304 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1305 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1307 (ia64_reorg): Delete fixup_errata call.
1308 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1309 (TARGET_SWITCHES): Delete -mb-step entry.
1311 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1314 * c-typeck.c (composite_type): Handle quals in transparent unions.
1315 (type_lists_compatible_p): Likewise.
1317 2005-02-18 Stan Shebs <shebs@apple.com>
1319 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1320 expressions in the .literal8 section.
1322 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1324 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1326 2005-02-18 Roger Sayle <roger@eyesopen.com>
1328 * fold-const.c (constant_boolean_node): Always create values of the
1329 specified type, don't bother calling truthvalue_conversion.
1331 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1333 * except.c (output_function_exception_table): Call
1334 assemble_external_libcall (eh_personality_libfunc).
1336 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1339 * config/ia64/ia64.h (struct machine_function): Add state_num.
1340 * config/ia64/ia64.c (process_epilogue,
1341 process_for_unwind_directive): Use new unwind state numbers each
1342 time rather than state 1.
1344 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1347 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1348 before the "*llgt_didi" pattern.
1350 2005-02-18 Jason Merrill <jason@redhat.com>
1352 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1354 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1356 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1357 (div0): Use it in place of ARM_FUNC_ALIAS.
1358 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1360 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1363 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1364 access, the lower bound of the array type if it exists.
1366 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1369 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1370 cases that are out-of-range for the index type.
1372 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1374 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1375 (estimate_case_costs): Don't call convert.
1376 * expmed.c (expand_shift): Likewise.
1377 (make_tree): Call fold_convert instead of convert.
1379 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1382 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1383 that ref to be marked MEM_READONLY_P doesn't have base that needs
1386 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1388 * genautomata.c (output_get_cpu_unit_code_func,
1389 output_cpu_unit_reservation_p): Don't generate old-style function
1392 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1395 PR tree-optimization/20009
1396 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1398 PR tree-optimization/18947
1399 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1400 inline, remove all nodes that are inlined into the extern inline
1403 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1405 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1406 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1407 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1408 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1411 2005-02-17 Roger Sayle <roger@eyesopen.com>
1413 PR tree-optimization/19917
1414 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1415 to be potentially trapping.
1417 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1419 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1421 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1423 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1424 tem becomes a local variable which is set to the value of the
1425 back end defined INITIAL_FRAME_ADDRESS macro.
1426 (expand_builtin_frame_address): Omit the base parameter to
1427 expand_builtin_return_addr.
1428 (expand_builtin_profile_func): Likewise.
1429 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1430 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1431 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1433 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1435 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1436 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1437 * config/frv/frv.c (frv_function_epilogue): Likewise.
1439 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1441 * lambda-code (perfect_nestify): Remove mark/unmark
1443 * tree-loop-linear.c (linear_transform_loops): Add
1444 rewrite_into_ssa call so that ssa is correct for
1445 rewriting into loop closed.
1447 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1449 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1450 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1452 * bt-load.c (btr_def_live_range, combine_btr_defs,
1453 migrate_btr_def, migrate_btr_defs): Likewise.
1454 * cfgcleanup.c (thread_jump): Likewise.
1455 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1456 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1457 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1458 df_rd_local_compute, df_reg_info_compute): Likewise.
1459 * dominance.c (init_dom_info, free_dom_info): Likewise.
1460 * flow.c (init_propagate_block_info,
1461 free_propagate_block_info): Likewise.
1462 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1463 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1464 modify_reg_pav): Likewise.
1465 * loop-invariant.c (find_defs, find_invariant_insn,
1466 find_invariants, free_inv_motion_data): Likewise.
1467 * predict.c (tree_predict_by_opcode,
1468 estimate_bb_frequencies): Likewise.
1469 * stmt.c (expand_case): Likewise.
1470 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1471 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1472 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1473 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1474 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1475 rewrite_ssa_into_ssa): Likewise.
1476 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1477 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1478 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1479 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1480 * tree-sra.c (tree_sra): Likewise.
1481 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1482 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1483 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1484 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1485 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1486 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1488 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1489 calculate_live_on_entry, calculate_live_on_exit,
1490 build_tree_conflict_graph): Likewise.
1491 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1492 record_important_candidates, set_use_iv_cost, find_depends,
1493 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1494 tree_ssa_iv_optimize_finalize): Likewise.
1495 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1496 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1497 tree_duplicate_loop_to_header_edge): Likewise.
1498 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1499 * tree-ssa.c (verify_flow_insensitive_alias_info,
1500 verify_name_tags, verify_ssa, init_tree_ssa,
1501 delete_tree_ssa): Likewise.
1502 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1503 fini_ssanames): Likewise.
1504 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1506 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1508 * config/rs6000/t-rtems: Completely reworked.
1510 2005-02-17 Ira Rosen <irar@il.ibm.com>
1512 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1514 2005-02-17 Ira Rosen <irar@il.ibm.com>
1516 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1517 POINTER_TYPE_P when checking that type is a pointer.
1518 (vect_get_memtag): Remove.
1519 (vect_address_analysis): Use POINTER_TYPE_P. Call
1520 vect_object_analysis with dummy parameter for memtag.
1521 (vect_object_analysis): Extract memtag (functionality that
1522 used to be in vect_get_memtag and moved here). Fix printings.
1523 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1524 with correct parameters. Remove call to vect_get_memtag.
1526 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1528 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1529 (tree-vectorizer.o): Added missing dependencies.
1531 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1533 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1534 declaration in tree-vectorizer.c, now has an extern declaration in
1536 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1537 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1538 get_vectype_for_scalar_type, vect_is_simple_use,
1539 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1540 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1541 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1542 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1543 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1544 find_loop_location): Likewise.
1546 * tree-vectorizer.c (langhooks.h): #include removed.
1547 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1548 moved to tree-vectorized.h.
1549 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1550 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1551 get_vectype_for_scalar_type, vect_is_simple_use,
1552 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1553 vect_supportable_dr_alignment, new_loop_vec_info,
1554 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1555 vect_set_verbosity_level, find_loop_location): Likewise.
1557 (vect_analyze_loop): Function externalized. Declaration moved to
1558 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1559 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1560 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1561 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1562 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1563 vect_enhance_data_refs_alignment, vect_analyze_operations,
1564 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1565 vect_stmt_relevant_p, vect_get_loop_niters,
1566 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1567 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1568 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1569 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1570 vect_get_memtag): Likewise.
1572 (vectorizable_load): Function externalized. Declaration moved to
1573 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1574 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1575 vect_transform_loop): Likewise.
1576 (vect_transform_stmt): Moved to tree-vect-transform.c.
1577 (vect_align_data_ref, vect_create_destination_var,
1578 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1579 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1580 vect_get_vec_def_for_operand, vect_init_vector,
1581 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1582 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1583 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1584 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1585 vect_do_peeling_for_loop_bound): Likewise.
1587 * tree-vect-analyze.c: New file.
1588 * tree-vect-transform.c: New file.
1590 2005-02-17 Jason Merrill <jason@redhat.com>
1592 PR mudflap/19319, c++/19317
1593 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1596 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1598 * doc/install.texi (Specific): Update link for Darwin-specific
1601 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1603 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1604 constant_boolean_node.
1606 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1609 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1610 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1612 2005-02-16 Richard Henderson <rth@redhat.com>
1615 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1617 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1618 replace uses with Wtype_MAXp1_F.
1619 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1620 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1621 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1622 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1623 and HAVE_TFMODE as appropriate.
1624 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1625 (__floatdisf): Likewise.
1626 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1627 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1628 (Wtype_MAXp1_F): New.
1629 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1630 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1632 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1635 * arm.c (arm_apply_result_size): New function.
1636 * arm.h (APPLY_RESULT_SIZE): Define.
1637 * arm-protos.h (arm_apply_result_size): Add prototype.
1638 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1639 (movxf): New expand.
1640 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1641 (call_value_symbol): Remove predicate for operand 0.
1642 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1643 (untyped_call): Rework to correclty return values for any type.
1644 (untyped_return): New expand.
1645 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1647 2005-02-16 Stan Shebs <shebs@apple.com>
1649 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1650 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1652 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1654 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1655 configure settings on Solaris 7 and later.
1657 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1659 PR tree-optimization/19865
1660 * tree-optimize.c (init_tree_optimization_passes): Run
1661 pass_may_alias after pass_sra.
1663 2005-02-16 Richard Henderson <rth@redhat.com>
1664 Stuart Hastings <stuart@apple.com>
1667 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1668 Do nothing if debug info suppressed for this function.
1669 (dbxout_begin_function): Early exit if debug info suppressed for
1672 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1675 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1677 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1679 PR tree-optimization/19967
1680 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1681 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1682 argument TYPE. Adjust calls to fold_builtin_XXX.
1683 (expand_builtin, fold_builtin_1): Adjust calls to
1685 (fold_builtin_strchr, fold_builtin_strpbrk,
1686 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1687 result to a requested type TYPE.
1689 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1692 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1693 (T)x & (T)cst if (T)cst overflows.
1694 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1695 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1697 2005-02-15 Jeff Law <law@redhat.com>
1699 * gcse.c (blocks_with_calls): New bitmap.
1700 (alloc_gcse_mem): Allocate it.
1701 (free_gcse_mem): Free it.
1702 (clear_modifY_mem_tables): Clear it.
1703 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1704 when we encounter CALL_INSNs.
1705 (compute_transp, case MEM): Handle blocks with calls separate
1706 from blocks without calls. Use bitmap iterators rather than
1709 2005-02-15 Peter O'Gorman <peter@pogma.com>
1712 * mklibgcc.in (vis_hide): Use a temporary object file, not
1715 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1718 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1719 access optimization.
1721 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1722 Alan Modra <amodra@bigpond.net.au>
1725 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1726 (_xlqsub): Rename to __gcc_qsub.
1727 (_xlqmul): Rename to __gcc_qmul.
1728 (_xlqdiv): Rename to __gcc_qdiv.
1729 Provide versioned symbol aliases with old names.
1730 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1731 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1732 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1733 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1734 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1736 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1738 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1739 Fold ~(A - 1) and ~(A + -1) to -A.
1741 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1745 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1746 config/pa/pa-host.c:pa_gt_pch_use_address.
1748 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1750 * tree-vn.c (get_value_handle): Make sure that given an
1751 is_gimple_min_invariant expression, we always return it.
1753 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1755 * passes.c (rest_of_handle_gcse): Fix a comment.
1757 2005-02-15 Jeff Law <law@redhat.com>
1759 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1761 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1762 (canon_list_insert, record_last_mem_set_info): Similarly.
1763 (clear_modify_mem_tables): Similarly.
1765 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1767 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1768 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1769 config/mips/mips.md, config/rs6000/aix.h,
1770 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1772 2005-02-15 Richard Henderson <rth@redhat.com>
1774 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1775 call to be best_edge.
1777 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1779 * basic-block.h: Adjust the prototype for find_basic_blocks.
1780 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1781 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1784 * flow.c (recompute_reg_usage): Remove all arguments.
1785 * passes.c (rest_of_compilation): Adjust the call to
1786 recompute_reg_usage.
1787 * rtl.h: Adjust the prototype for recompute_reg_usage.
1789 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1791 * tree-dump.c (dump_files): Update to reflect new member
1793 (dump_register): Add new argument.
1795 (dump_switch_p_1): Check against glob name if doglob was passed.
1796 (dump_switch_p): Check against regular first, then glob if
1797 we didn't have any hits on the dump name.
1798 * tree-optimize.c (register_one_dump_file):
1799 Pass in glob name as well.
1800 * tree-pass.h (struct dump_file_info): Add glob
1803 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1805 PR preprocessor/16323
1806 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1808 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1811 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1812 (trunctfdf2_internal1): New.
1813 (trunctfdf2_internal2): Renamed from trunctfdf2.
1815 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1817 PR tree-optimization/19853
1818 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1820 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1822 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1823 delete_dead_jumptables and cleanup_cfg.
1825 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1827 * reload.c (find_reloads): Swap address_reloaded flags when
1828 swapping commutative operands.
1830 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1832 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1833 Use standard_iv_increment_position for computing the bsi position
1835 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1838 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1841 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1842 life range of hard registers.
1843 * value-prof.c (insn_prefetch_values_to_profile): Only
1846 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1847 profile in libcalls.
1849 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1851 * bitmap.h (bitmap_and_compl_into): Return bool.
1852 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1854 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1856 PR tree-optimization/19944
1857 * fold-const.c (fold): Re-add ABS_EXPR folding.
1859 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1862 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1863 {TARGET,MASK}_XL_COMPAT.
1864 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1866 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1867 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1869 (rs6000_arg_partial_bytes): Same.
1870 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1871 and XL compatibility enabled.
1872 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1873 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1874 test to final condition.
1875 (cmptf_internal2): New.
1876 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1877 xl-compat. Add TFmode information to description.
1879 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1881 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1883 2005-02-13 Jason Merrill <jason@redhat.com>
1886 * fold-const.c (fold_indirect_ref_1): Split out from...
1887 (build_fold_indirect_ref): Here.
1888 (fold_indirect_ref): New fn.
1889 * tree.h: Declare it.
1890 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1891 (gimplify_modify_expr_rhs): Likewise.
1892 (gimplify_expr): Likewise.
1894 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1896 PR tree-optimization/14303
1897 PR tree-optimization/15784
1898 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1899 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1900 ABS_EXPR<x> != 0 to x != 0.
1902 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1904 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1905 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1906 spelling conventions.
1908 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1909 delete_trivially_dead_insns too many times.
1911 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1914 2005-02-12 Ira Rosen <irar@il.ibm.com>
1916 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1917 (vect_is_simple_iv_evolution): Remove redundant parameter
1919 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1920 without last parameter.
1921 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1922 Return pointer step. Call vect_is_simple_iv_evolution without
1923 last parameter. Check only that the step is multiple of size
1924 type. Remove stmt_vinfo updates.
1925 (vect_get_memtag_and_dr): Remove.
1926 (vect_get_memtag): New function.
1927 (vect_address_analysis): New function.
1928 (vect_object_analysis): New function.
1929 (vect_analyze_data_refs): Call vect_object_analysis and
1930 vect_get_memtag. Update stmt_vinfo fields.
1932 2005-02-12 Ira Rosen <irar@il.ibm.com>
1934 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1935 exist and are objects. Remove checks for pointer.
1936 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1937 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1938 (vect_create_data_ref_ptr): Likewise.
1939 (vect_base_addr_differ_p): New function.
1940 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1941 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1942 Don't set the DR_BASE_NAME field of data-ref.
1943 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1945 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1947 * optabs.h (enum optab_index): Add new OTI_ldexp.
1948 (ldexp_optab): Define corresponding macro.
1949 * optabs.c (init_optabs): Initialize ldexp_optab.
1950 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1952 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1954 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1955 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1957 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1958 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1961 2005-02-12 Ira Rosen <irar@il.ibm.com>
1963 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1965 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1967 (vect_get_base_and_offset): Always return an address.
1968 (vect_create_addr_base_for_vector_ref): Remove treatment for
1969 different data reference types.
1970 (vect_compute_data_ref_alignment): Rename base to base_address in
1971 stmt_vec_info. Get the object in order to force its alignment.
1972 (vect_get_memtag_and_dr): Rename base to base_address in
1973 stmt_vec_info. Extract the object for memtag analysis.
1975 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1977 PR regression/19898.
1978 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1979 changes cc_status, use apply modified_in_p to part of cc_status
1980 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1983 2005-02-11 Richard Henderson <rth@redhat.com>
1985 * tree-complex.c (expand_complex_libcall): New.
1986 (expand_complex_multiplication): Use it for c99 compliance.
1987 (expand_complex_division): Likewise.
1988 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1990 * builtins.c (built_in_names): Remove const.
1991 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1993 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1994 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1995 (built_in_names): Remove const.
1996 * c-common.c (c_common_type_for_mode): Handle complex modes.
1997 * flags.h, toplev.c (flag_complex_method): Rename from
1998 flag_complex_divide_method.
1999 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2000 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2001 * libgcc2.h: Declare them.
2002 * libgcc-std.ver: Export them.
2003 * mklibgcc.in (lib2funcs): Build them.
2005 2005-02-11 Steven Bosscher <stevenb@suse.de>
2007 PR tree-optimization/19876
2008 Partially revert my change from 2005-01-14
2009 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2010 (compute_antic): ...and remove the loop here.
2012 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2015 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2016 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2018 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2019 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2021 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2023 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2024 offsets for the big-endian 32-bit case.
2026 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2028 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2030 2005-02-11 Dale Johannesen <dalej@apple.com>
2032 * cselib.c (cselib_process_insn): Clear out regs where
2033 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2034 * reload.c (find_equiv_reg): Ditto.
2036 2005-02-11 Ian Lance Taylor <ian@airs.com>
2038 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2041 * tree.c (build_function_type_list): Work correctly if there are
2044 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2046 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2047 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2048 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2049 TARGET_ZARCH instead of TARGET_64BIT.
2051 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2053 * config/rs6000/t-rtems:
2054 (MULTILIB_OPTIONS): Remove mcpu=602.
2055 (MUTLILIB_DIRNAMES): Remove m602.
2056 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2057 Let mcpu=602 match mcpu=603.
2058 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2060 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2062 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2065 2005-02-10 David Daney <ddaney@avtrex.com>
2067 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2068 * config/i386/linux-unwind.h: Likewise.
2069 * config/ia64/linux-unwind.h: Likewise.
2070 * config/mips/linux-unwind.h: Likewise.
2071 * config/pa/linux-unwind.h: Likewise.
2072 * config/rs6000/linux-unwind.h: Likewise.
2073 * config/s390/linux-unwind.h: Likewise.
2074 * config/sh/linux-unwind.h: Likewise.
2075 * config/sparc/linux-unwind.h: Likewise.
2077 2005-02-10 Steven Bosscher <stevenb@suse.de>
2079 PR tree-optimization/17549
2080 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2081 TER to replace a DEF with its expression if the DEF and the
2082 rhs of the expression we replace into have the same root
2085 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2087 * config/mips/mips.md: Fix the placement of the match_scratch in the
2090 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2092 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2095 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2097 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2098 (strip_offset): Handle addresses.
2099 (add_address_candidates): Use strip_offset.
2100 (difference_cost): Reflect strip_offset change.
2101 (force_var_cost, difference_cost): Strip nops.
2103 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2105 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2107 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2108 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2109 config/cris/cris-protos.h, config/cris/cris.c: Update
2112 2005-02-10 Jeff Law <law@redhat.com>
2114 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2115 (lookup_avail_expr): Similarly.
2117 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2119 * builtins.c (fold_builtin_powi): New function.
2120 (fold_builtin_1): Call it.
2122 2005-02-10 Steven Bosscher <stevenb@suse.de>
2124 PR documentation/19309
2125 * doc/cpp.texi: The __GNUC__ and related predefined macros
2126 are also defined for the "standalone" cpp.
2127 Some non-GCC compilers may also define __GNUC__.
2129 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2132 * c-typeck.c (common_type): New routine. Old common_type renamed
2134 (c_common_type): ...this.
2135 (build_conditional_expr, build_binary_op): Use c_common_type instead
2138 2005-02-10 Steven Bosscher <stevenb@suse.de>
2140 * doc/md.texi: Replace @samp{length} with @code{length}.
2142 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2144 PR tree-optimization/18687
2145 * tree-flow.h (find_loop_niter): Declare.
2146 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2147 Try using scev even for loops with more than one exit.
2148 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2149 (struct ivopts_data): Added niters field.
2150 (struct nfe_cache_elt): New.
2151 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2153 (tree_ssa_iv_optimize_init): Initialize niters cache.
2154 (determine_number_of_iterations): Removed.
2155 (find_induction_variables): Do not call determine_number_of_iterations.
2156 Access niters for single exit through niter_for_single_dom_exit.
2157 (add_iv_outer_candidates): Access niters for single exit through
2158 niter_for_single_dom_exit.
2159 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2160 number_of_iterations_cond.
2161 (iv_period): New function.
2162 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2163 (may_replace_final_value): Take data argument. Use
2164 niter_for_single_dom_exit.
2165 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2166 (rewrite_use_compare): Pass data to may_eliminate_iv.
2167 (rewrite_use_outer): Pass data to may_replace_final_value.
2168 (free_loop_data): Clean up the niters cache.
2169 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2170 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2171 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2172 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2173 (num_ending_zeros): Moved to tree.c.
2174 * tree.h (num_ending_zeros): Declare.
2175 * tree.c (num_ending_zeros): Moved from tree.c.
2177 2005-02-09 Richard Henderson <rth@redhat.com>
2179 * builtins.c (DEF_BUILTIN): Add COND argument.
2180 * tree.h (DEF_BUILTIN): Likewise.
2181 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2182 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2184 (DEF_BUILTIN_STUB): New.
2185 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2186 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2187 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2188 * c-common.c (DEF_BUILTIN): Add COND argument.
2189 * tree.c (local_define_builtin): New.
2190 (build_common_builtin_nodes): New.
2192 2005-02-09 Roger Sayle <roger@eyesopen.com>
2194 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2195 floating point expression ignoring the sign of the result.
2196 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2197 (fold) <MULT_EXPR>: Use it to simplify x*x.
2198 * tree.h (fold_strip_sign_ops): Prototype here.
2199 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2200 argument. Use fold_strip_sign_ops to simplify the first argument.
2201 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2202 first argument when the second argument is an even integer
2203 constant, but only with -funsafe_math_optimizations.
2204 (fold_builtin_1): Update call to fold_builtin_copysign.
2206 2005-02-09 Ian Lance Taylor <ian@airs.com>
2209 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2210 just check whether EH_FILTER_FAILURE falls through.
2212 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2214 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2215 insns return to ready list in the next turn.
2217 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2220 * builtins.def: New __builtin_powi[lf].
2221 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2222 (expand_builtin_powi): New function.
2223 (expand_builtin): Dispatch to expand_builtin_powi.
2224 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2225 * libgcc2.c: Add __builtin_powi[lf] implementation.
2226 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2227 * optabs.h: Add powi_optab.
2228 * optabs.c (init_optabs): Initialize powi_optab.
2229 * doc/extend.texi: Document __builtin_powi[lf].
2231 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2233 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2236 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2239 * fold-const.c (try_move_mult_to_index): Remove redundant
2240 type argument. Create ADDR_EXPR with correct type.
2241 (fold): Update callers of try_move_mult_to_index. Convert
2242 result to the appropriate type.
2244 2005-02-09 Roger Sayle <roger@eyesopen.com>
2247 * config/avr/avr.c (default_rtx_costs): Delete.
2248 (avr_operand_rtx_cost): New function.
2249 (avr_rtx_costs): Completely rewrite.
2251 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2254 * config/cris/cris.c (in_code): New variable.
2255 (cris_output_addr_const): Now a static function, a wrapper for
2257 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2258 case from old cris_output_addr_const.
2259 (cris_asm_output_label_ref): Similar for LABEL_REF.
2260 (cris_output_addr_const_extra): Similar for UNSPEC.
2261 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2262 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2263 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2265 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2266 (cris_asm_output_label_ref): Declare.
2268 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2270 PR preprocessor/19801
2271 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2272 filenames that changed when libcpp was moved to the toplevel.
2274 2005-02-07 Roger Sayle <roger@eyesopen.com>
2276 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2277 zero extensions of BImode operands. Call lowpart_subreg instead
2278 of gen_lowpart_common and gen_lowpart_SUBREG.
2280 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2283 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2284 * configure.ac: Set cc_for_cross_gnattools.
2285 * configure: Regenerate.
2287 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2290 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2292 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2295 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2296 of nested functions.
2298 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2300 * doc/extend.texi: Document deprecated extensions allowing
2301 static floating-point members to have initializers and allowing
2302 floating-point literals in integral constant expressions.
2304 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2306 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2307 config/darwin7.h, config/mips/mips.c,
2308 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2311 * cse.c: Update comments.
2313 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2316 * builtins.c (fold_builtin_sqrt): Transform
2317 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2320 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2321 Dorit Naishlos <dorit@il.ibm.com>
2323 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2324 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2325 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2327 * tree.h (vect_set_verbosity_level): New extern function declaration
2329 * tree-vectorizer.h (verbosity_levels): New enum type.
2330 * tree-vectorizer.c (vect_debug_stats): Function removed.
2331 (vect_debug_details): Likewise.
2332 (vect_verbosity_level): Global variable was defined and initialized.
2333 (vect_dump): Global variable definition.
2334 (vect_print_dump_info): New function.
2335 (vect_set_dump_settings): New function.
2336 (vect_set_verbosity_level): New function.
2337 (vectorize_loops): Add call to vect_set_dump_settings.
2339 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2340 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2341 (slpeel_tree_peel_loop_to_edge): Likewise.
2343 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2344 appropriate verbosity level instead of call to vect_debug_details
2345 or vect_debug_stats.
2346 (vect_get_base_and_offset):
2347 (vect_create_addr_base_for_vector_ref):
2348 (get_vectype_for_scalar_type):
2349 (vect_create_data_ref_ptr):
2351 (vect_get_vec_def_for_operand):
2352 (vect_finish_stmt_generation):
2353 (vectorizable_assignment):
2354 (vectorizable_operation):
2355 (vectorizable_store):
2356 (vectorizable_load):
2357 (vect_transform_stmt):
2358 (vect_update_ivs_after_vectorizer):
2359 (vect_do_peeling_for_loop_bound):
2360 (vect_update_inits_of_drs):
2361 (vect_do_peeling_for_alignment):
2362 (vect_transform_loop):
2363 (vect_is_simple_use):
2364 (vect_analyze_operations):
2365 (vect_is_simple_iv_evolution):
2366 (vect_analyze_scalar_cycles):
2367 (vect_analyze_data_ref_dependence):
2368 (vect_analyze_data_ref_dependences):
2369 (vect_compute_data_ref_alignment):
2370 (vect_enhance_data_refs_alignment):
2371 (vect_analyze_data_refs_alignment):
2372 (vect_analyze_data_ref_access):
2373 (vect_analyze_data_ref_accesses):
2374 (vect_analyze_pointer_ref_access):
2375 (vect_get_memtag_and_dr):
2376 (vect_analyze_data_refs):
2377 (vect_mark_relevant):
2378 (vect_stmt_relevant_p):
2379 (vect_mark_stmts_to_be_vectorized):
2380 (vect_can_advance_ivs_p):
2381 (vect_get_loop_niters):
2382 (vect_analyze_loop_form):
2383 (vect_analyze_loop):
2384 (vectorize_loops): Likewise.
2386 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2387 (vect_update_inits_of_drs):
2388 (vect_do_peeling_for_alignment):
2389 (vect_transform_loop):
2390 (vect_analyze_operations):
2391 (vect_analyze_scalar_cycles):
2392 (vect_analyze_data_ref_dependences):
2393 (vect_analyze_data_refs_alignment):
2394 (vect_analyze_data_ref_accesses):
2395 (vect_analyze_data_refs):
2396 (vect_mark_stmts_to_be_vectorized):
2397 (vect_get_loop_niters):
2398 (vect_analyze_loop_form):
2399 (vect_analyze_loop): Likewise.
2400 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2402 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2406 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2407 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2408 either -ffast-math or -funsafe-math-optimizations is in use.
2410 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2411 * config/mips/irix-csr.c: New file.
2412 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2413 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2414 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2417 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2419 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2420 redundant, incorrect definitions.
2422 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2424 ("*tls_indirect_call"): New, reference hard regs directly.
2425 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2427 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2429 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2430 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2432 2005-02-06 Roger Sayle <roger@eyesopen.com>
2434 PR rtl-optimization/19800
2435 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2436 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2439 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2441 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2443 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2446 * doc/invoke.texi: Correct documentation of -freorder-functions.
2448 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2451 * doc/invoke.texi: Don't mention gccbug.
2453 2005-02-06 Roger Sayle <roger@eyesopen.com>
2454 Andrew Pinski <pinskia@physics.uc.edu>
2455 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2457 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2458 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2459 into just (zero_extract:SI FOO (const_int 1) BAR).
2461 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2463 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2464 macro locally. Don't give last revision date. Use GCC version
2465 number from gcc-common.texi.
2466 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2467 revision date. Use GCC version number from gcc-common.texi.
2468 Describe being a library as current state rather than as 3.x
2470 * doc/gcc.texi: Remove last update date.
2471 * doc/gccint.texi: Likewise. Update copyright dates.
2472 * doc/install.texi: Update copyright dates.
2474 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2477 * doc/invoke.texi: Mention for each option included in -Wall that
2478 it is included in -Wall.
2479 * doc/gcc.texi: Update copyright and last modification date.
2481 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2483 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2484 unnecessary cast to original induction variable increments.
2486 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2488 PR tree-optimization/18219
2489 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2490 in distributed form.
2492 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2494 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2495 Set bitpos and offset later in the function. Do nothing if the
2496 target is a register and if the bitfield lies completely outside
2498 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2499 here. Return an uninitialised register if the source value is stored
2500 in a register and the bitfield lies completely outside that register.
2502 2005-02-06 Steven Bosscher <stevenb@suse.de>
2504 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2507 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2509 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2511 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2513 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2514 * config/darwin8.h: New.
2515 * config/darwin7.h: Update comment.
2517 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2518 Dorit Naishlos <dorit@il.ibm.com>
2520 * tree-vectorizer.h (LOC): New type.
2521 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2522 (loop_line_number): New field in struct _loop_vec_info.
2523 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2525 * tree-vectorizer.c (input.h): Included.
2526 (find_loop_location): New function.
2527 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2528 loop line number removed.
2529 (vect_debug_details): Likewise.
2530 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2532 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2533 call to vect_debug_details/stats changed from loop to loop_loc.
2534 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2535 (slpeel_tree_peel_loop_to_edge): Likewise.
2537 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2538 changed from NULL to UNKNOWN_LOC.
2539 (vect_get_base_and_offset):
2540 (vect_create_addr_base_for_vector_ref):
2541 (get_vectype_for_scalar_type):
2542 (vect_create_data_ref_ptr):
2544 (vect_get_vec_def_for_operand):
2545 (vect_finish_stmt_generation):
2546 (vectorizable_assignment):
2547 (vectorizable_operation):
2548 (vectorizable_store):
2549 (vectorizable_load):
2550 (vect_transform_stmt):
2551 (vect_update_ivs_after_vectorizer):
2552 (vect_do_peeling_for_loop_bound):
2553 (vect_do_peeling_for_alignment):
2554 (vect_transform_loop):
2555 (vect_is_simple_use):
2556 (vect_analyze_operations):
2557 (vect_is_simple_iv_evolution):
2558 (vect_analyze_scalar_cycles):
2559 (vect_analyze_data_ref_dependences):
2560 (vect_compute_data_ref_alignment):
2561 (vect_enhance_data_refs_alignment):
2562 (vect_analyze_data_ref_access):
2563 (vect_analyze_data_ref_accesses):
2564 (vect_analyze_pointer_ref_access):
2565 (vect_get_memtag_and_dr):
2566 (vect_analyze_data_refs):
2567 (vect_mark_relevant):
2568 (vect_stmt_relevant_p):
2569 (vect_mark_stmts_to_be_vectorized):
2570 (vect_can_advance_ivs_p):
2571 (vect_get_loop_niters):
2572 (vect_analyze_loop):
2573 (vectorize_loops): Likewise.
2575 (vectorizable_load): Argument in call to vect_debug_details/stats
2576 changed from loop to LOOP_LOC (loop_vinfo).
2577 (vect_transform_loop):
2578 (vect_analyze_operations):
2579 (vect_analyze_scalar_cycles):
2580 (vect_analyze_data_ref_dependence):
2581 (vect_enhance_data_refs_alignment):
2582 (vect_analyze_data_ref_accesses):
2583 (vect_analyze_pointer_ref_access):
2584 (vect_analyze_data_refs):
2585 (vect_analyze_loop): Likewise.
2587 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2588 changed from loop to loop_loc.
2590 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2592 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2593 Dorit Naishlos <dorit@il.ibm.com>
2595 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2597 (vect_analyze_data_ref_dependences): Likewise.
2599 (vect_is_simple_use): Argument changed from loop structure to
2600 loop_vect_info structure.
2601 (vect_can_advance_ivs_p): Likewise.
2602 (vect_create_index_for_vector_ref): Likewise.
2603 (vect_update_ivs_after_vectorizer): Likewise.
2604 (new_stmt_vec_info): Likewise.
2606 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2607 changed from loop to loop_vinfo.
2608 (vect_create_data_ref_ptr): First argument in call to
2609 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2610 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2611 was changed from loop to loop_vinfo.
2612 (vectorizable_operation): Likewise.
2613 (vectorizable_store): Likewise.
2614 (vect_mark_stmts_to_be_vectorized): Likewise.
2615 (vect_do_peeling_for_loop_bound): First argument in call to
2616 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2617 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2618 was changed from loop to loop_vinfo.
2619 (vect_analyze_data_ref_dependences): Third argument in call to
2620 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2622 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2623 (vect_create_data_ref_ptr): Likewise.
2624 (vect_init_vector): Likewise.
2625 (vect_get_vec_def_for_operand): Likewise.
2626 (vectorizable_assignment): Likewise.
2627 (vectorizable_operation): Likewise.
2628 (vectorizable_store): Likewise.
2629 (vectorizable_load): Likewise.
2630 (vect_update_ivs_after_vectorizer): Likewise.
2631 (vect_is_simple_use): Likewise.
2632 (vect_analyze_data_ref_dependence): Likewise.
2633 (vect_analyze_pointer_ref_access): Likewise.
2634 (vect_can_advance_ivs_p): Likewise.
2636 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2637 before _stmt_vec_info.
2638 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2639 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2640 (new_stmt_vec_info): Argument changed from loop structure to
2641 loop_vect_info structure
2643 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2644 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2645 (vect_create_addr_base_for_vector_ref): Likewise.
2646 (vect_analyze_pointer_ref_access): Likewise.
2648 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2651 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2652 phi flag if the phi is abnormal.
2654 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2657 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2658 information for the new statement.
2660 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2663 * gcc.c (main): Include the target in -v output.
2665 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2667 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2668 Do not drop the extend if we'd have to add a paradoxical subreg
2669 later. Include optabs.h and insn-codes.h.
2670 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2672 2005-02-02 Roger Sayle <roger@eyesopen.com>
2675 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2676 * fold-const.c (const_binop): Avoid constant folding floating
2677 point operations in modes that use composite representations.
2678 * simplify-rtx.c (simplify_binary_operation): Likewise.
2680 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2682 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2684 (altivec_dstt): Likewise.
2685 (altivec_dstst): Likewise.
2686 (altivec_dststt): Likewise.
2687 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2690 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2692 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2693 EXPR_LOCUS from orig_cond to the new cond_stmt.
2694 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2697 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2699 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2700 standard_iv_increment_position. Remove call to bsi_next
2701 (no need to bump the iterator anymore).
2702 (vect_create_index_for_vector_ref): Call
2703 standard_iv_increment_position. Remove second function argument.
2704 (vect_finish_stmt_generation): Remove call to bsi_next
2705 (no need to bump the iterator anymore).
2706 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2707 to vect_create_index_for_vector_ref.
2709 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2711 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2712 phis are used out of the loop.
2714 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2717 * c-decl.c (undef_nested_function): New variable.
2718 (pop_scope): Diagnose undefined nested functions.
2719 (finish_function): Don't attempt cgraph processing or genericizing
2720 if current top-level function contained an undefined nested
2721 function. Reset undef_nested_function at the end of a top-level
2724 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2726 * tree.c (build_int_cst_type): Take sign of the value into account
2727 when deciding whether sign extend the value.
2729 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2732 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2733 (cpp_options, cc1_options): Change %{std*&ansi} to
2734 %{std*&ansi&trigraphs}.
2736 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2738 * cse.c: Update comments.
2740 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2742 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2743 arguments go on the stack. Do not put complex doubles in odd/even
2746 2005-02-02 Steven Bosscher <stevenb@suse.de>
2748 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2749 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2750 -ftree-pre, and -fthread-jumps.
2752 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2754 PR tree-optimization/19578
2755 * tree-flow.h (modified_noreturn_calls): Declare.
2756 (noreturn_call_p): Declare.
2757 * tree-flow-inline.h (noreturn_call_p): New function.
2758 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2759 * tree-cfg.c (modified_noreturn_calls): New variable.
2760 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2761 that contain a mid-block noreturn call.
2762 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2764 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2766 * df.c (df_def_record_1, df_uses_record): Don't use
2768 * df.h (DF_FOR_REGALLOC): Remove.
2770 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2773 * c-typeck.c (really_start_incremental_init): Reset
2774 constructor_max_index for arrays of incomplete type.
2776 2005-02-02 Jeff Law <law@redhat.com>
2778 * gcse.c (struct reg_set): Store the block index where the register
2779 was set rather than the setting insn.
2780 (record_one_set, compute_transp): Corresponding changes.
2781 (pre_insert_copy_insn): Do not call replace_one_set.
2782 (replace_one_set): Remove.
2784 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2787 * doc/gcov.texi: Fix typo.
2789 2005-02-01 Richard Henderson <rth@redhat.com
2792 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2793 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2795 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2796 * config/i386/i386-protos.h: Update.
2798 2005-02-01 Steven Bosscher <stevenb@suse.de>
2800 PR tree-optimization/19217
2801 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2802 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2803 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2804 that it is walking a PHI node.
2806 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2808 * doc/extend.texi (Nested Functions): Update.
2810 2005-02-01 Richard Henderson <rth@redhat.com>
2813 * optabs.c (expand_copysign_absneg): Export.
2814 * optabs.h (expand_copysign_absneg): Declare.
2815 * config/rs6000/rs6000.md (copysigntf3): New.
2817 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2819 PR tree-optimization/19633
2820 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2821 * tree-ssa-alias.c (init_alias_info): Initialize.
2822 (merge_pointed_to_info): Set.
2823 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2824 (dump_points_to_info_for): Show value of pt_null.
2825 (struct count_ptr_d): Declare.
2826 (find_ptr_dereference): Remove.
2827 (ptr_is_dereferenced_by): Remove.
2828 (count_ptr_derefs): New local function.
2829 (count_uses_and_derefs): New local function.
2830 (compute_points_to_and_addr_escape): Call it. If the number
2831 of dereferences is greater than zero, mark the pointer as
2832 dereferenced. If there are fewer dereferences than uses of
2833 the pointer, the pointer's value escapes.
2835 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2837 PR tree-optimization/19670
2838 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2840 (verify_use): ... set it here, instead.
2842 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2844 * doc/sourcebuild.texi (Test directives): Fix formatting.
2846 * doc/sourcebuild.texi (Test directives): Describe selector
2849 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2851 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2852 specific 64-bit CPUs.
2854 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2857 * arm.c (arm_eliminable_register): New function.
2858 (adjacent_mem_locations): Don't allow eliminable registers. Use
2859 HOST_WIDE_INT for address offsets.
2860 * arm-protos.h (arm_eliminable_register): Add prototype.
2862 2005-02-01 Steven Bosscher <stevenb@suse.de>
2864 PR optimization/15242
2865 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2866 * basic-block.h (duplicate_computed_gotos): Add prototype.
2867 * bb-reorder.c (duplicate_computed_gotos): New function to
2868 duplicate sufficiently small blocks ending in a computed jump.
2869 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2870 if not optimizing for size.
2871 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2872 never do tail merging for blocks ending in a computed jump.
2873 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2875 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2877 Patch from Richard Sandiford <rsandifo@redhat.com>
2878 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2879 from inheriting a subreg equivalence with a non-spill register.
2881 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2883 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2885 * config/frv/frv.c (movcc_fp_destination_operand): New.
2886 (gpr_or_memory_operand): Fix typo in comment.
2887 (gpr_or_memory_operand_with_scratch): New.
2888 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2889 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2890 movcc_fp_destination_operand.
2891 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2892 Legitimize memory addresses using a scratch register.
2894 2005-01-31 Jeff Law <law@redhat.com>
2896 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2897 bitmap a sparse bitmap instead of a simple bitmap.
2898 (mark_def_sites_initialize_block): Corresponding changes.
2899 (ssa_mark_def_sites_initialize_block): Likewise.
2900 (ssa_mark_phi_uses): Likewise.
2901 (mark_def_site, ssa_mark_def_sites): Likewise.
2902 (mark_def_site_blocks): Likewise.
2903 (rewrite_ssa_into_ssa): Likewise.
2905 * tree-ssa-dom.c (record_cond): Pass correct variable type
2906 for last argument to htab_find_slot_with_hash.
2908 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2909 effects when optimizing 0 % X. Do not try to optimize X % 0.
2911 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2913 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2916 2005-02-01 Eric Christopher <echristo@redhat.com>
2918 * config/mips/mips.c (override_options): Warn if -mint64
2920 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2923 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2925 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2927 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2928 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2929 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2930 (cached_regno): Initialize to INVALID_REGNUM.
2931 (cse_reg_info_table_size,
2932 cse_reg_info_table_first_uninitialized,
2933 cse_reg_info_timestamp): New.
2934 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2936 (init_cse_reg_info, get_cse_reg_info_1): New.
2937 (get_cse_reg_info): Cache the last look-up.
2938 (new_basic_block): Update the code to clear mappings from
2939 registers to cse_reg_info entries.
2940 (cse_main): Call init_cse_reg_info.
2942 * cse.c (get_cse_reg_info): Update a comment.
2944 2005-01-31 Steven Bosscher <stevenb@suse.de>
2947 * c-decl.c (start_decl): Do not warn about arrays of elements with
2948 an incomplete type here.
2949 (grokdeclarator): Do it here by making a pedwarn an error.
2950 * c-typeck.c (push_init_level): If there were previous errors with
2951 the constructor type, do not warn about braces for initializers.
2952 (process_init_element): Likewise for excess initializer elements.
2954 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2956 * cse.c (delete_trivially_dead_insn): Don't iterate.
2958 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2960 * config/rs6000/rs6000.md (copysignsf3): New expand.
2961 (copysigndf3): Likewise.
2963 2005-01-31 Steven Bosscher <stevenb@suse.de>
2965 * recog.c (constrain_operands): Only look for earlyclobber operand
2966 conflicts if an '&' constraint was seen.
2968 2005-01-31 Marc Espie <espie@openbsd.org>
2970 * config.gcc: Don't include embedded systems fragment, switches default
2971 debugging format to ELF.
2972 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2973 longer pick it up there.
2975 2005-01-31 Dale Johannesen <dalej@apple.com>
2977 * doc/extend.texi (nested functions): Fix linkage description.
2978 Clarify that static is not allowed.
2980 2005-01-31 Dale Johannesen <dalej@apple.com>
2982 * config/rs6000/darwin.md (movsf_low_di): Make work.
2983 (movdf_low_di): Make work.
2985 2005-01-31 Dale Johannesen <dalej@apple.com>
2987 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2988 Make work for 64 bit.
2990 2005-01-31 Roger Sayle <roger@eyesopen.com>
2991 Dale Johannesen <dalej@apple.com>
2994 * fold-const.c (fold_binary_op_with_conditional_arg):
2995 Make types match original operands, before STRIP_NOPS.
2997 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2999 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3000 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3001 (struct gcc_sigcontext): Delete. Merge contents to..
3002 (struct gcc_ucontext): ..here.
3003 (get_sigcontext): Delete.
3004 (get_regs): New function, like get_sigcontext but return regs ptr.
3005 64-bit version finds regs from r1 to support vdso.
3006 (ppc_linux_aux_vector): New function.
3007 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3010 2005-01-31 Ira Rosen <irar@il.ibm.com>
3012 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3014 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3015 redundant fold. Fix misalignment for MINUS_EXPR.
3016 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3017 (vect_analyze_pointer_ref_access): Likewise.
3018 (vect_get_memtag_and_dr): Likewise.
3020 2005-01-31 Richard Henderson <rth@redhat.com>
3022 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3023 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3024 absnegdf2_i387, absnegxf2_i387): Likewise.
3026 2005-01-31 Richard Henderson <rth@redhat.com>
3029 * optabs.c (expand_copysign_absneg): New.
3030 (expand_copysign_bit): Split out from ...
3031 (expand_copysign): ... here. Use expand_copysign_absneg.
3033 2005-01-30 Roger Sayle <roger@eyesopen.com>
3036 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3037 constant as the second operand and a register as the third.
3039 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3042 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3043 that dllimport'd functions do not use all call-clobbered registers
3046 2005-01-30 Richard Henderson <rth@redhat.com>
3049 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3050 expand_abs_nojump and generalize. Use operand_subword and
3051 emit_no_conflict_block. Support large modes.
3052 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3054 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3055 negation to subtraction.
3056 (expand_copysign): Check that the format has signed zeros.
3057 Use operand_subword and emit_no_conflict_block. Support large modes.
3059 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3061 Fix PR tree-optimization/19624
3063 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3064 * tree-ssa-pre.c: Add cfgloop.h.
3066 (pre_stats): New member, constified.
3067 (inserted_exprs): New static variable.
3068 (NECESSARY): New macro.
3069 (create_expression_by_pieces): Fold the expression, and
3070 mark it as defaulting to not necessary. Also put in
3072 (fully_constant_expression): New function.
3073 (insert_into_preds_of_block): Modify to not insert phis when we
3074 are playing with induction variables.
3075 Push phis onto the inserted_exprs vector, and mark them as not
3076 necessary by default.
3077 (insert_aux): Call fully_constant_expression on eprime.
3078 If all edges produce the same value, mark it constant.
3079 (mark_operand_necessary): New function.
3080 (remove_dead_inserted_code): New function.
3081 (init_pre): Init loop optimizer to get loop info.
3082 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3083 (execute_pre): Commit edge inserts, then remove dead code.
3085 2005-01-30 Richard Henderson <rth@redhat.com>
3087 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3088 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3090 2005-01-30 Richard Henderson <rth@redhat.com>
3093 * config/i386/i386.c (ix86_expand_copysign): New.
3094 (ix86_split_copysign_const): New.
3095 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3096 rearrange op1/nmask operands.
3097 * config/i386/i386-protos.h: Update.
3098 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3099 (copysigndf3): Likewise.
3100 (copysignsf3_const, copysigndf3_const): New.
3101 (copysignsf3_var): Rename from copysignsf3, split out splitter
3102 and fix split predicate for X constraint.
3103 (copysigndf3_var): Similarly.
3105 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3107 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3108 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3109 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3111 2005-01-29 Richard Henderson <rth@redhat.com>
3114 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3115 of # and * in constraints.
3117 2005-01-29 Richard Henderson <rth@redhat.com>
3120 * expr.c (store_field): Don't strip sub-mode cast when the input
3121 data is even smaller.
3123 2005-01-29 Richard Henderson <rth@redhat.com>
3126 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3129 2005-01-29 Richard Henderson <rth@redhat.com>
3131 * combine.c (make_field_assignment): Fix argument order
3134 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3136 PR tree-optimization/15791
3137 * fold-const.c (extract_array_ref): New function.
3138 (fold): Fold comparisons between &a[i] and &a[j] or
3139 semantically equivalent trees.
3141 2005-01-29 Jeff Law <law@redhat.com>
3143 * gcse.c (insert_expr_in_table): Revamp handling of available
3144 and anticipatable occurrence lists to avoid unnecessary list
3146 (insert_set_in_table): Similarly.
3148 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3150 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3152 (c_build_qualified_type): Build qualified array types with
3153 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3154 * c-decl.c (c_make_fname_decl): Build unqualified array type
3155 before qualified type.
3156 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3157 type is qualified, not just if type itself is. Don't apply
3158 qualifiers to array type when declarator is processed. Apply
3159 qualifiers to field type whether or not it is an array type.
3160 Don't handle array types specially for applying qualifiers to
3162 * c-typeck.c (composite_type): Build unqualified element type and
3163 array type when forming composite of array types.
3164 (common_pointer_type, comptypes, comp_target_types,
3165 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3166 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3168 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3169 (args2) in variables a1 and a2.
3171 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3173 * cse.c (n_elements_made, max_elements_made): Remove.
3174 (insert): Don't touch n_elements_made.
3175 (cse_main): Don't touch n_elements_made or max_elements_made.
3177 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3180 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3181 configuration part of dp-bit.c to be lost.
3183 2005-01-28 Roger Sayle <roger@eyesopen.com>
3185 * expmed.c (expand_mult_highpart_optab): When attempting to use
3186 a non-widening multiplication in a wider mode, the operands need
3187 to be converted (zero or sign extended) to that mode.
3189 2005-01-28 Ian Lance Taylor <ian@airs.com>
3193 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3194 through if both operands fall through.
3196 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3198 * cse.c (fold_rtx) <PC>: Don't optimize.
3200 2005-01-28 Jeff Law <law@redhat.com>
3202 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3203 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3205 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3207 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3208 cse_reg_info_used_list_end): Remove.
3209 (cse_reg_info_list, cse_reg_info_list_free): New.
3210 (get_cse_reg_info): When allocating an instance of
3211 cse_reg_info, add it to the beginning of the cse_reg_info_list
3212 list. Remove code to maintain cse_reg_info_used_list.
3213 (new_basic_block): Reset the free list to the beginning of
3216 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3218 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3219 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3220 (frv_expand_mdpackh_builtin): New function.
3221 (frv_expand_builtin): Use it to expand __MDPACKH.
3222 * doc/extend.texi (__MDPACKH): Update documentation.
3224 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3226 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3227 SSE_FLOAT_MODE_P for use_sse computation.
3229 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3232 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3234 2005-01-27 Richard Henderson <rth@redhat.com>
3236 * builtins.c (expand_builtin_copysign): New.
3237 (expand_builtin): Call it.
3238 * genopinit.c (optabs): Add copysign_optab.
3239 * optabs.c (init_optabs): Initialize it.
3240 (expand_copysign): New.
3241 * optabs.h (OTI_copysign, copysign_optab): New.
3242 (expand_copysign): Declare.
3244 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3245 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3247 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3248 (ix86_expand_fp_absneg_operator): ... here.
3249 (ix86_split_copysign): New.
3250 * config/i386/i386-protos.h: Update.
3251 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3252 (copysignsf3, copysigndf3): New.
3254 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3255 (copysignsf3, ncopysignsf3): New.
3256 (copysigndf3, ncopysigndf3): New.
3257 (copysignxf3, ncopysignxf3): New.
3258 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3260 2005-01-27 Arend Bayer <arend.bayer@web.de>
3261 Kazu Hirata <kazu@cs.umass.edu>
3263 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3264 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3265 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3268 2005-01-27 Jeff Law <law@redhat.com>
3270 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3271 definitions of SSA_NAMEs which are not being rewritten.
3272 (rewrite_ssa_into_ssa): Only initialize the current definition
3273 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3274 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3275 SSA_NAMEs before returning.
3277 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3279 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3280 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3281 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3282 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3283 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3285 2005-01-27 Steven Bosscher <stevenb@suse.de>
3288 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3289 higher to -O2 and higher. Likewise for tree PRE.
3290 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3293 2005-01-27 Ian Lance Taylor <ian@airs.com>
3296 * gimple-low.c (try_catch_may_fallthru): New static function.
3297 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3298 * tree-inline.c (expand_call_inline): Don't warn about reaching
3299 the end of a non-void function being inlined if the function uses
3302 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3304 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3307 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3308 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3309 (implicitly_declare): Handle error_mark_node.
3311 2005-01-27 Richard Henderson <rth@redhat.com>
3314 * tree.h (struct tree_decl): Add debug_expr_is_from.
3315 (DECL_DEBUG_EXPR_IS_FROM): New.
3316 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3317 * dwarf2out.c (dwarf2out_var_location): Update to match.
3318 * tree-outof-ssa.c (create_temp): Likewise.
3319 * var-tracking.c (track_expr_p): Likewise.
3320 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3321 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3322 * toplev.c (default_tree_printer): Likewise.
3324 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3326 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3327 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3329 2005-01-27 Steven Bosscher <stevenb@suse.de>
3331 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3332 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3333 ASM_CLOBBERS): Add tree checks.
3335 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3336 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3337 * c-common.def (SWITCH_STMT): Update to match.
3338 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3339 macros instead of SWITCH_EXPR ones.
3340 * c-dump.c (c_dump_tree): Likewise.
3341 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3342 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3344 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3346 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3348 * unwind-dw2.c (execute_stack_op): Add missing cases for
3349 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3351 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3353 * config.gcc (Obsolete configurations): Remove 'dummy', add
3354 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3357 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3359 PR tree-optimization/19633
3360 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3362 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3363 are no call-clobbered variables.
3364 * tree-outof-ssa.c (check_replaceable): Return false for calls
3367 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3369 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3370 even for variables with NULL DECL_INITIAL.
3372 2005-01-26 Stuart Hastings <stuart@apple.com>
3374 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3376 2005-01-26 Richard Henderson <rth@redhat.com>
3379 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3381 * expr.c (store_field): Strip conversions to odd-bit-sized types
3382 if the destination field width matches.
3384 2005-01-26 Richard Henderson <rth@redhat.com>
3386 * c-decl.c, expmed.c, expr.c: Revert last change.
3388 2005-01-26 Richard Henderson <rth@redhat.com>
3391 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3393 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3394 if we don't need the bits above those present in the current mode.
3395 * expr.c (store_field): Strip conversions to odd-bit-sized types
3396 if the destination field width matches.
3398 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3400 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3401 either -ffast-math or -funsafe-math-optimizations is in use.
3403 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3407 * config/avr/avr.c (notice_update_cc): Only set condition code for
3408 ashrqi3 if shift count > 0.
3409 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3410 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3411 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3412 count <= 0 as a no-op, and shift count >= width by copying zero
3413 or sign bit to all bits of the result.
3414 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3415 count, with attribute "length" set to 0 and "cc" set to "none".
3417 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3419 * doc/invoke.texi: Document -mTLS.
3421 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3422 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3423 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3424 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3425 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3426 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3427 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3428 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3430 * configure.ac: Check for a TLS capable gas.
3432 * configure: Regenerate.
3434 2005-01-26 Richard Henderson <rth@redhat.com>
3437 * combine.c (make_field_assignment): Simplify store to zero_extract
3438 from a source with an overlapping mask.
3440 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3442 2004-11-11 Eric Christopher <echristo@redhat.com>
3444 * config/frv/frv.md: Add fr400_integer automaton. Don't
3445 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3448 2005-01-26 Steven Bosscher <stevenb@suse.de>
3451 * cfgbuild.c (make_edges): Do not clear or set
3452 current_function_has_computed_jump.
3453 * function.h (struct function): Remove the has_computed_jump field.
3454 (current_function_has_computed_jump): Do not define.
3455 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3456 in a computed jump. Ignore current_function_has_computed_jump.
3458 2005-01-26 Richard Henderson <rth@redhat.com>
3461 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3462 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3464 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3465 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3466 objects into static storage if they have more than one non-zero value.
3467 * tree.h (categorize_ctor_elements): Update decl.
3469 2005-01-26 Steven Bosscher <stevenb@suse.de>
3472 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3473 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3474 to this function from 2004-07-10.
3475 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3476 the current function for tail call optimizations if the address
3477 of one of it its arguments is taken.
3479 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3481 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3483 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3485 * function.c (expand_function_end): If current_function_calls_alloca,
3486 emit stack restore in a place that is reached when the function falls
3489 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3491 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3492 rule to avoid matching inappropriate suffix rule.
3494 2005-01-26 Jan Hubicka <jh@suse.cz>
3496 PR tree-optimization/19241
3497 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3499 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3501 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3502 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3504 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3505 <sim*>: Always use crt1.o, regardless of N in simN.
3506 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3507 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3508 (CRT_CALL_STATIC_FUNCTION): Remove.
3509 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3510 use crt1.o, regardless of N in simN.
3511 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3512 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3513 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3514 case isystem setting.
3515 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3517 2005-01-25 Ian Lance Taylor <ian@airs.com>
3519 * gimple-low.c (block_may_fallthru): Correct handling of
3520 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3522 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3524 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3525 handlers to match indentation; nested under the mtune=* handler.
3526 Similar for mcpu= and march=.
3528 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3530 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3531 * config/mips/linux64.h (LIB_SPEC): Likewise.
3532 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3533 * config/sh/linux.h (LIB_SPEC): Likewise.
3535 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3537 * config/frv/frv.c (frv_legitimize_tls_address): New.
3538 (TARGET_HAVE_TLS): Define.
3539 (FRV_SYMBOL_REF_TLS_P): Define.
3540 (frv_override_options): Handle new register classes.
3541 (frv_legitimate_address_p): Reject tls addresses.
3542 (frv_legitimize_address): Handle TLS addresses.
3543 (gen_inlined_tls_plt): New.
3545 (frv_legitimize_tls_address): New.
3546 (unspec_got_name): Add TLS entries.
3547 (got12_operand): Add R_FRV_TLSMOFF12 case.
3548 (frv_emit_move): Fixup TLS addresses.
3549 (frv_emit_movsi): Legitimize TLS addresses.
3551 * config/frv/frv.h (MASK_BIG_TLS): New.
3552 (TARGET_BIG_TLS): New.
3553 (HAVE_AS_TLS): Define.
3554 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3555 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3556 (REG_CLASS_NAMES): Same.
3557 (REG_CLASS_CONTENTS): Same.
3558 (CONSTRAINT_LEN): New.
3559 (REG_CLASS_FROM_CONSTRAINT): New.
3560 (PREDICATE_CODES): Add symbolic_operand.
3562 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3563 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3564 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3565 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3566 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3567 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3568 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3569 GR9_REG, GR14_REG, LRREG.
3570 (type): Add load_or_call attribute.
3571 ("load_or_call"): New reservation.
3572 ("call_gettlsoff"): New.
3573 ("tls_indirect_call"): New.
3574 ("tls_load_gottlsoff12"): New.
3575 ("tlsoff_hilo"): New.
3576 ("tls_tlsdesc_ldd"): New.
3577 ("tls_tlsoff_ld"): New.
3580 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3582 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3584 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3585 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3586 * config/frv/frv.c (TLS_BIAS): Define.
3587 (frv_output_dwarf_dtprel): New.
3589 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3591 PR rtl-optimization/19579
3592 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3593 both A and B, see if they don't clobber registers the other expr uses.
3595 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3597 * real.c (do_add): Initialize signalling and canonical members.
3599 * real.c (real_from_integer): Zero out destination.
3601 2005-01-18 Jan Hubicka <jh@suse.cz>
3603 PR tree-optimize/19337
3604 * tree-inline.c (initialize_inlined_parameters): Copy
3605 saved_static_chain_decl only.
3607 2005-01-25 Richard Henderson <rth@redhat.com>
3611 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3612 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3613 80387 enabled, to return a proper subclass. Return the subset that
3614 overlaps with GENERAL_REGS for PLUS.
3615 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3617 2005-01-25 Richard Henderson <rth@redhat.com>
3620 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3622 2005-01-25 Roger Sayle <roger@eyesopen.com>
3624 * expmed.c (choose_multiplier): Change interface to return the
3625 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3626 (expand_divmod): Update calls to choose_multiplier.
3628 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3631 * expmed.c (extract_bit_field): Use adjust_address instead of
3632 gen_lowpart when op0 is a MEM.
3634 2005-01-24 Steven Bosscher <stevenb@suse.de>
3636 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3638 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3640 * config/mips/irix-csr.c: New file.
3641 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3642 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3643 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3646 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3649 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3650 sparc/elf.h, add sparc/sp-elf.h.
3651 (sparc-*-rtems*): Likewise.
3652 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3653 tm-dwarf2.h, add sparc/sp-elf.h.
3654 (sparc86x-*-elf): Likewise.
3655 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3656 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3657 TARGET_OS_CPP_BUILTINS.
3658 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3659 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3661 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3662 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3663 (SWITCH_TAKES_ARG): Likewise.
3664 (LOCAL_LABEL_PREFIX): Likewise.
3665 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3666 (TARGET_N_FORMAT_TYPES): Delete.
3667 (TARGET_FORMAT_TYPES): Likewise.
3668 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3669 * config/sparc/elf.h: Delete.
3670 * config/sparc/sp-elf.h: New file.
3672 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3674 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3675 * tree-flow.h: Remove the corresponding prototype.
3676 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3677 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3679 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3682 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3683 for AIX ABI or ELF -fPIC.
3684 (rs6000_emit_load_toc_table): Don't create toc_section here.
3685 (rs6000_xcoff_file_start): Nor here.
3687 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3689 * sh.c (ra.h): Don't #include.
3690 (hard_regs_intersect_p): New function, resurrected from ra.c.
3692 * sh.c: Fix 1996 Copyright.
3694 2005-01-24 Richard Henderson <rth@redhat.com>
3695 Aldy Hernandez <aldyh@redhat.com>
3697 * regrename.c (note_sets): Handle subregs.
3699 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3702 * genconditions.c (write_header, write_conditions): Elide file if
3705 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3707 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3708 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3711 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3713 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3714 expand_builtin_printf, expand_builtin_fprintf,
3715 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3716 checking against POINTER_TYPE.
3717 (validate_arglist): Handle POINTER_TYPE code by checking
3720 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3722 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3724 (for_each_rtx): Call for_each_rtx_1.
3725 * rtl.h (init_rtlanal): Declare.
3726 * toplev.c (backend_init): Call init_rtlanal.
3728 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3730 * flow.c (propagate_one_insn): Formatting.
3733 * flow.c (libcall_dead_p): Be more conservative if unsure.
3734 If there are any instructions between insn and call, see if they are
3735 all dead before saying the libcall is dead.
3737 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3739 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3740 operand constraint for operand 0.
3742 2005-01-23 Richard Henderson <rth@redhat.com>
3745 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3746 edges leading to join block.
3748 2005-01-23 Roger Sayle <roger@eyesopen.com>
3750 * expmed.c (expand_mult_highpart): Make static. Change type of
3751 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3752 (expand_divmod): Updates calls to expand_mult_highpart by using
3753 gen_int_mode to pass a CONST_INT rtx.
3754 * rtl.h (expand_mult_highpart): Remove prototype.
3756 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3758 * flow.c (regset_bytes, regset_size): Remove.
3760 * cfganal.c: Fix a reference to Harvey's paper.
3762 2005-01-23 Steven Bosscher <stevenb@suse.de>
3764 PR rtl-optimization/19464
3765 * tree-optimize.c (init_tree_optimization_passes): Add one more
3766 copyrename pass just before out-of-ssa.
3768 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3771 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3772 * ggc-none.c (ggc_free): Define.
3774 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3776 * cse.c (max_reg, max_insn_uid): Remove.
3777 (cse_main): Don't access max_reg or max_insn_uid.
3779 * c-common.c (explicit_flag_signed_bitfields,
3780 lang_statement_code_p, lang_expand_function_end): Remove.
3781 * c-common.h: Remove the corresponding declarations.
3782 * c-opts.c (c_common_handle_option): Remove all write access
3783 to explicit_flag_signed_bitfields.
3785 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3786 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3787 * cgraph.h: Remove the corresponding declaration.
3789 * gcse.c (null_pointer_info): Remove.
3791 2005-01-23 Roger Sayle <roger@eyesopen.com>
3792 Eric Botcazou <ebotcazou@libertysurf.fr>
3794 * combine.c (simplify_logical): Only simplify logical expressions
3795 of the form ior(and(x,y),z) by the inverse distributive law if the
3796 result is cheaper than the original.
3798 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3800 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3801 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3802 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3803 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3804 config/freebsd-spec.h, config/arm/arm.h,
3805 config/h8300/h8300.md, config/i386/i386.md,
3806 config/i386/predicates.md, config/i386/sse.md,
3807 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3808 config/vax/vax.md: Fix comment typos. Follow spelling
3811 2005-01-23 Steven Bosscher <stevenb@suse.de>
3813 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3814 tests, instead of `less than'.
3816 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3818 * function.c (assign_parm_setup_block): When creating a new stack slot
3819 for a parameter, get its alignment from the parameter's DECL_ALIGN
3820 rather than the type's TYPE_ALIGN. Make sure that the parameter
3821 is at least word aligned.
3823 2005-01-22 Roger Sayle <roger@eyesopen.com>
3826 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3828 2005-01-22 Richard Henderson <rth@redhat.com>
3831 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3832 in both compare operands.
3833 (movdfcc_1_sse_max): Likewise.
3834 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3835 (movdfcc_1_sse): Likewise.
3836 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3837 scratch register as needed.
3839 2005-01-22 Richard Henderson <rth@redhat.com>
3841 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3843 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3845 2005-01-22 Richard Henderson <rth@redhat.com>
3847 * genopinit.c (optabs): Use smin/smax for floating point too.
3848 * doc/md.texi: Update to match. Clarify that floating point
3849 results are undefined for +0/-0 and NaN.
3850 * doc/rtl.texi: Likewise.
3851 * rtl.def (SMIN, SMAX): Likewise
3852 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3854 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3855 leading 's' to the name.
3856 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3857 smaxxf3, sminxf3): Likewise.
3858 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3861 2005-01-22 Paul Brook <paul@codesourcery.com>
3863 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3865 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3867 * config/s390/s390.c (struct processor_costs): New fields
3868 dlgr, dlr, dr, dsgfr, dsgr.
3869 (z900_cost, z990_cost): Values for new fields.
3870 (s390_rtx_costs): New cases MEM und COMPARE in switch
3871 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3872 DIV, MOD, UDIV, UMOD.
3874 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3876 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3877 into the register being decremented.
3878 ("doloop_si31", "doloop_di"): Likewise.
3879 ("*doloop_si_long"): Adapt pattern.
3881 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3883 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3885 (CLASS_MAX_NREGS): Likewise.
3887 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3889 * doc/tree-ssa.texi (Statement Operands): Add example for new
3890 must-def macro. Note deprecation of old operands interface.
3892 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3894 PR tree-optimization/19484
3895 * tree-cfg.c (remove_fallthru_edge): New function.
3896 (cleanup_control_flow): Remove fallthru edges from calls that are
3897 now known not to return.
3899 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3901 Fix PR tree-optimization/19038
3902 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3903 copies with loop variant ones.
3905 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3907 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3908 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3909 config/alpha/alpha.md, config/alpha/predicates.md,
3910 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3911 config/sparc/sol2.h: Update copyright.
3913 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3914 first label to see if it is a nonlocal label.
3916 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3917 Andrew Pinski <pinskia@physics.uc.edu>
3920 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3921 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3923 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3925 * config/rs6000/rtems.h: Update copyright.
3927 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3930 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3931 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3932 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3934 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3937 * c-typeck.c (convert_arguments): Check for error_mark_node.
3939 2005-01-21 Ian Lance Taylor <ian@airs.com>
3941 PR tree-optimization/13000
3942 * tree-inline.c: Include "tree-flow.h".
3943 (expand_call_inline): If warn_return_type, warn if non-void inline
3944 function falls through.
3945 * tree-cfg.c (execute_warn_function_return): Don't warn about
3946 control reaching end if TREE_NO_WARNING is set. Set
3948 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3950 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3951 branch if we don't need one.
3952 * c-typeck.c: Include "tree-flow.h"
3953 (c_finish_bc_stmt): Don't add a goto if the current statement
3954 list doesn't fall through to the current point.
3956 2005-01-21 Roger Sayle <roger@eyesopen.com>
3958 PR rtl-optimization/576
3959 * real.c (real_arithmetic): Change return type from void to bool
3960 to return an indication that the result may be inexact.
3961 * real.h (real_arithmeric): Update prototype.
3962 * fold-const.c (const_binop): Don't constant fold floating
3963 point expressions when the user specifies -frounding-math and
3964 the result may depend upon the run-time rounding mode.
3965 (fold_convert_const_real_from_real): Clean-up.
3966 (fold_initializer): Ignore flag_rounding_math for initializers.
3967 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3968 constant fold FP operations with flag_rounding_math if the
3969 result may depend upon the run-time rounding mode.
3971 2005-01-21 Tom Tromey <tromey@redhat.com>
3973 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3975 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3977 * tree-cfg.c: Fix comment typos.
3979 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3981 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3982 around the call to rest_of_handle_branch_target_load_optimize.
3984 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3986 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3987 (sparc64-*-openbsd*): Likewise.
3988 (sparclite-*-elf*): Include tm-dwarf2.h.
3989 (sparc86x-*-elf*): Likewise.
3990 (sparc64-*-elf*): Likewise.
3991 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3992 (DBX_DEBUGGING_INFO): Likewise.
3993 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3994 (PREFERRED_DEBUGGING_TYPE): Likewise.
3995 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3996 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3997 (PREFERRED_DEBUGGING_TYPE): Likewise.
3998 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3999 (PREFERRED_DEBUGGING_TYPE): Likewise.
4000 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4002 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4005 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4007 2005-01-20 Paul Brook <paul@codesourcery.com>
4009 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4011 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4013 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4014 label is first in a sequence of labels.
4016 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4018 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4019 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4021 * doc/sourcebuild.texi (Test Directives): New.
4023 2005-01-20 Roger Sayle <roger@eyesopen.com>
4025 * real.c (real_floor): Don't leave the result uninitialized when
4026 mode is VOIDMode, but return the unrounded intermediate value.
4027 (real_ceil): Likewise.
4029 2005-01-20 Paul Brook <paul@codesourcery.com>
4031 * config/arm/arm.md (insv): Use gen_int_mode.
4033 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4035 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4036 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4037 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4038 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4039 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4041 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4044 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4045 fbreg, so we have to assume we can't.
4046 (loc_descriptor_from_tree_1): Ditto.
4047 (containing_function_has_frame_base): New function.
4048 (add_location_or_const_value_attribute): Use it.
4049 Also try to generate a frame_base from a single element location
4052 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4054 PR tree-optimization/15349
4055 * timevar.def (TV_TREE_MERGE_PHI): New.
4056 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4058 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4059 calls to tree_forwarder_block_p.
4060 (remove_forwarder_block_with_phi, merge_phi_nodes,
4061 gate_merge_phi, pass_merge_phi): New.
4062 * tree-optimize.c (init_tree_optimization_passes): Add
4064 * tree-pass.h: Add an extern for pass_merge_phi;
4066 2005-01-20 Richard Henderson <rth@redhat.com>
4069 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4070 (_mm_castps_pd, _mm_castps_si128): New.
4071 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4073 2005-01-20 Richard Henderson <rth@redhat.com>
4076 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4077 __builtin_ia32_vec_init_v2si.
4078 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4079 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4080 (ix86_init_mmx_sse_builtins): Create it.
4081 (ix86_expand_builtin): Expand it.
4082 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4083 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4084 (vec_extractv2si_0, vec_extractv2si_1): New.
4086 2005-01-20 Richard Henderson <rth@redhat.com>
4089 * config/i386/i386.c (ix86_expand_push): New.
4090 * config/i386/mmx.md (push<MMXMODE>1): New.
4091 * config/i386/sse.md (push<SSEMODE>1): New.
4092 * config/i386/i386-protos.h: Update.
4094 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4096 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4099 2005-01-20 Richard Henderson <rth@redhat.com>
4101 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4102 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4104 2005-01-19 Richard Henderson <rth@redhat.com>
4107 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4108 to V4SFmode in SSE1 fallback load path.
4110 2005-01-19 Richard Henderson <rth@redhat.com>
4112 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4113 in QImode expansion to ix86_expand_vector_set.
4114 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4116 2005-01-19 Richard Henderson <rth@redhat.com>
4119 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4120 subclass of the input class.
4121 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4122 Always true for cross-SSE1 classes. Rationalize conditionals.
4123 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4124 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4125 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4126 (movdi_2): Add MMX/SSE zeros.
4127 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4128 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4129 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4130 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4131 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4132 (zero_extendsidi2_rex64_1): Remove.
4133 (MOV0 peephole): Check GENERAL_REG_P.
4135 2005-01-19 Richard Henderson <rth@redhat.com>
4138 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4140 (ix86_expand_vector_extract): Likewise.
4142 2005-01-19 Richard Henderson <rth@redhat.com>
4145 * expr.c (emit_move_change_mode): New argument force; use
4146 simplify_gen_subreg if true.
4147 (emit_move_via_alt_mode): Merge into ...
4148 (emit_move_via_integer): ... here.
4149 (emit_move_ccmode): Use emit_move_change_mode directly.
4151 2005-01-19 Richard Henderson <rth@redhat.com>
4154 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4155 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4156 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4158 (alpha_emit_set_const): Likewise. Make static.
4159 (alpha_emit_set_long_const): Make static.
4160 (alpha_extract_integer): Split out from alpha_expand_mov.
4161 (alpha_split_const_mov): Likewise.
4162 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4163 (alpha_legitimate_constant_p): New.
4164 * config/alpha/alpha-protos.h: Update.
4165 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4166 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4167 * config/alpha/alpha.md (movsi): Add n alternative.
4168 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4169 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4170 (splitters for all of the above): Use alpha_split_const_mov.
4171 * config/alpha/predicates.md (non_add_const_operand): New.
4172 (non_zero_const_operand): New.
4173 (input_operand): Use alpha_legitimate_constant_p after reload.
4175 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4177 PR tree-optimization/19038
4178 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4179 (add_candidate): Add ivs with increment in latch only if
4180 allow_ip_end_pos_p is true.
4181 (determine_iv_cost): Use empty_block_p.
4183 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4185 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4186 (compute_dominance_frontiers): Ditto.
4188 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4191 * config/sh/t-rtems: New.
4192 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4194 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4196 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4197 the offset of the selected field.
4199 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4201 * tree-cfg.c (remove_forwarder_block): Fix the check to
4202 prevent a nonlocal label from appearing in the middle of a
4205 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4207 PR rtl-optimization/19462
4208 * reorg.c (find_end_label): Create return insn only if
4209 current_function_epilogue_delay_list is empty.
4211 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4213 * doc/passes.texi: Remove paragraph mentioning new-ra.
4215 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4217 PR rtl-optimization/15139
4218 * combine.c: Include params.h.
4219 (count_rtxs): New function.
4220 (record_value_for_reg): If replace_rtx would replace at least
4221 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4222 (clobber (const_int 0)) instead of TEM.
4223 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4224 * params.h (MAX_LAST_VALUE_RTL): New.
4225 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4226 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4229 * c-typeck.c (digest_init): Only call build_vector if all constructor
4230 elements are *_CST nodes.
4231 * gimplify.c (gimplify_init_constructor): Likewise.
4234 * c-typeck.c (digest_init): Only call build_vector if inside_init
4237 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4239 * toplev.c (init_asm_output): Remove dead #ifdef.
4241 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4243 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4245 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4247 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4248 accessing DECL_FUNCTION_CODE.
4249 * dojump.c (do_jump): Likewise.
4250 * gimplify.c (gimplify_call_expr): Likewise.
4251 * predict.c (expr_expected_value): Likewise.
4252 (strip_builtin_expect): Likewise.
4253 * tree-inline.c (estimate_num_insns_1): Likewise.
4254 * tree-ssa-loop-im.c (stmt_cost): Likewise
4255 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4256 (tree_expr_nonnegative_p): Likewise.
4258 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4260 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4261 variant of the load_pcrel_sym pattern.
4262 * config/sparc/sparc.md (P macro): Move to the top.
4263 (load_pcrel_sym): Macroize using P.
4264 (save_register_window): Likewise.
4266 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4268 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4271 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4274 * c-typeck.c (build_asm_expr): Strip nops off
4275 input memory operands.
4277 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4279 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4280 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4281 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4282 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4284 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4287 * config/i386/i386.c (override_options): If the 80387 is disabled,
4288 then do not return FP values using FP registers.
4290 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4292 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4293 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4294 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4295 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4296 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4297 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4298 output.h, postreload-gcse.c, postreload.c, recog.c,
4299 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4300 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4301 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4302 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4303 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4304 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4305 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4306 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4308 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4309 config/alpha/alpha.c, config/arm/vfp.md,
4310 config/i386/emmintrin.h, config/i386/i386-modes.def,
4311 config/i386/i386-protos.h, config/i386/i386.h,
4312 config/i386/pmmintrin.h, config/i386/ppro.md,
4313 config/i386/predicates.md, config/i386/xmmintrin.h,
4314 config/i860/i860.c, config/ia64/ia64-modes.def,
4315 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4316 config/ia64/ia64.md, config/ia64/itanium1.md,
4317 config/ia64/itanium2.md, config/ia64/predicates.md,
4318 config/iq2000/iq2000.h, config/mips/linux64.h,
4319 config/rs6000/aix41.h, config/rs6000/aix43.h,
4320 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4321 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4322 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4323 config/sparc/linux64.h, config/sparc/litecoff.h,
4324 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4325 config/sparc/sparc.h, config/sparc/sparc.md,
4326 config/sparc/sysv4-only.h: Update copyright.
4328 2005-01-18 Richard Henderson <rth@redhat.com>
4331 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4333 2005-01-18 Marc Espie <espie@openbsd.org>
4334 * config/i386/openbsdelf.h: Typo.
4336 2005-01-18 Richard Henderson <rth@redhat.com>
4338 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4339 special case for sse.
4340 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4342 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4344 * tree-inline.c (estimate_num_insns_1): Added cases for
4345 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4347 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4349 PR rtl-optimization/19296
4350 * combine.c (simplify_comparison): Rewrite the condition under
4351 which a non-paradoxical SUBREG of a PLUS can be lifted when
4352 compared against a constant.
4354 2005-01-18 Andi Kleen <ak@muc.de>
4356 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4357 * c.opt (-Wpointer-sign): Add.
4358 * doc/invoke.texi: (-Wpointer-sign): Add.
4360 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4362 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4363 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4364 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4365 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4366 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4367 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4368 for TARGET_MIX_SSE_I387.
4369 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4370 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4371 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4372 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4373 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4374 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4375 TARGET_MIX_SSE_I387.
4376 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4379 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4382 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4383 Add movaps alternative for xmm reg->reg move.
4385 2005-01-17 Jeff Law <law@redhat.com>
4387 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4388 at the end of the main DOM loop rather than just before DOM exits.
4390 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4392 PR tree-optimization/19121
4393 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4394 adding aliases to a name tag, also add them to the pointer's
4396 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4397 sensitive alias info at all. Only check that the two pointers
4398 have compatible pointed-to sets.
4399 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4400 a pointer's type tag is a superset of the alias set of the
4403 2005-01-17 James E Wilson <wilson@specifixinc.com>
4406 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4407 comment to document why.
4409 2005-01-17 Richard Henderson <rth@redhat.com>
4411 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4412 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4413 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4414 sse2_vmsminv2df3_finite): New.
4415 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4416 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4417 Force op1 into register.
4419 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4421 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4422 bubblestrap from always rebuilding build directory.
4424 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4426 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4427 ("*cmpmem_short"): Likewise.
4429 2005-01-17 Steven Bosscher <stevenb@suse.de>
4431 * basic-block.h: Document BB_* flags.
4432 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4433 use an sbitmap instead.
4434 * sched-rgn.c (compute_trg_info): Likewise.
4436 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4438 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4439 redundant target_cpu_default and extra_parts lines. Use the default
4441 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4442 (SUBTARGET_EXTRA_SPECS): Delete.
4443 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4444 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4445 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4446 and "n32" for -mabi=n32.
4448 2005-01-17 Ian Lance Taylor <ian@airs.com>
4451 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4452 fold constant variables into initial values.
4454 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4456 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4458 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4459 through the statements backward.
4461 2005-01-17 Ian Lance Taylor <ian@airs.com>
4463 PR middle-end/13127:
4464 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4465 a variable set to the return value of the inlined function.
4467 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4469 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4470 when modes are tieable.
4472 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4474 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4475 of pthread_create to find out if threads are enabled.
4476 * gthr-posix95.h (__gthread_active_p): Likewise.
4478 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4480 * common.opt (-fnew-ra): Remove.
4482 * toplev.h (flag_new_regalloc): Remove.
4483 * Makefile.in (ra*.*): Don't mention.
4484 * passes.c (rest_of_handle_new_regalloc): Remove.
4485 (rest_of_handle_combine, rest_of_compilation): Always consider
4486 flag_new_regalloc as false.
4487 * doc/invoke.texi: Don't document -fnew-ra.
4489 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4491 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4492 last parameter to reg_scan.
4493 * loop.c (loop_optimize): Likewise.
4494 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4495 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4496 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4497 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4498 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4499 * regclass.c (reg_scan): Likewise, for the declaration.
4500 * rtl.h (reg_scan): Likewise, for the prototype.
4502 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4504 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4505 mark_dfs_back_edges.
4507 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4509 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4510 (compute_avail): Uses don't go in tmp_gen.
4512 2005-01-16 Steven Bosscher <stevenb@suse.de>
4514 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4515 loop to look for a free slot in a page entry.
4517 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4520 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4521 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4522 just before targetm.asm_out.file_end.
4523 * tree.h (process_pending_assemble_output_defs): Declare.
4524 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4526 (assemble_alias): Defer generation of assembly code for defines when
4527 TARGET_DEFERRED_OUTPUT_DEFS is true.
4528 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4529 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4530 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4532 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4535 * pa.c (pa_scalar_mode_supported_p): New function.
4536 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4537 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4539 * pa-protos.h (prefetch_operand): Delete.
4540 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4541 * pa.c (prefetch_operand): Delete.
4542 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4543 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4544 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4545 and prefetch_nocc_operand.
4546 * pa.md (prefetch): Rework to avoid reload problems handling short
4547 displacements when a cache control completer needs to be provided.
4548 (prefetch_32, prefetch_64): Delete.
4549 (prefetch_cc, prefetch_nocc): New patterns.
4551 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4553 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4555 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4558 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4559 exceeds maximum alignment for global common data.
4560 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4561 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4563 2004-01-15 Roger Sayle <roger@eyesopen.com>
4565 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4567 2004-01-15 Roger Sayle <roger@eyesopen.com>
4569 * harg-reg-set.h (reg_class_names): Prototype global array.
4570 * regclass.c (reg_class_names): Declare here and initialize to
4572 (dump_regclass): Remove local declaration of reg_class_names.
4573 (regclass): Likewise.
4574 * cfg.c (dump_flow_info): Likewise.
4575 * ra-debug.c (reg_class_names): Likewise.
4576 * regrename.c (reg_class_names): Likewise.
4577 * reload.c (reg_class_names): Likewise.
4578 * reload1.c (spill_failure): Likewise.
4579 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4581 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4583 * config/s390/s390.md ("reload_outti"): Remove predicate for
4584 output operand. Abort if operand is not a MEM.
4585 ("reload_outdi", "reload_outdf"): Likewise.
4587 2005-01-15 Marc Espie <espie@openbsd.org>
4589 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4590 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4591 * config/openbsd.h: Fix C++ includes for native configurations.
4592 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4593 Add trampoline support.
4594 * config/i386/openbsdelf.h: New.
4596 2005-01-15 Marc Espie <espie@openbsd.org>
4598 * collect2.c (main): Explicitly parse -dynamic-linker option.
4600 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4602 PR tree-optimization/19060
4603 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4604 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4605 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4606 and handle extract_range_from_cond returning false.
4607 * fold-const.c (fold): Optimize comparisons with min/max even for
4608 width > HOST_BITS_PER_WIDE_INT.
4610 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4612 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4613 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4614 Remove little endian multilib variants.
4615 Add mips32 multilib variant.
4617 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4619 * explow.c (copy_all_reg, stabilize): Remove.
4620 * expr.h: Remove the corresponding prototypes.
4622 * rtlanal.c (regs_set_between_p): Remove.
4623 * rtl.h: Remove the corresponding prototype.
4625 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4627 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4628 to rs6000_nonimmediate_operand.
4629 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4630 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4631 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4632 rs6000_nonimmediate_operand.
4633 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4634 rs6000_nonimmediate_operand.
4636 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4638 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4640 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4642 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4644 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4645 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4647 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4648 (rs6k_nonimmediate_operand): New.
4649 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4651 (legitimate_lo_sum_address_p): Same.
4652 (rs6000_legitimize_address): Same.
4653 (rs6000_legitimize_reload_address): Same.
4654 (rs6000_legitimate_address): Same.
4655 (spe_build_register_parallel): Pass DF and DC modes in a DI
4658 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4659 to rs6k_nonimmediate_operand.
4661 * config/rs6000/spe.md ("*frob_df_di"): New.
4662 ("*frob_di_df"): New.
4663 ("*frob_di_df_2"): New.
4664 ("*mov_sidf_e500_subreg0"): New.
4665 ("*mov_sidf_e500_subreg4"): New.
4666 ("*movdf_e500_double"): Change predicate to
4667 rs6k_nonimmediate_operand.
4669 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4671 * postreload.c (move2add_note_store): Only call
4672 trunc_int_for_mode on scalar integers.
4674 2005-01-14 Steven Bosscher <stevenb@suse.de>
4676 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4677 replace BB_VISITED uses.
4678 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4679 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4680 (tree_dce_done): Free visited_control_parents.
4681 (perform_tree_ssa_dce): Allocate and clear it.
4682 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4683 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4684 instead of BB_VISITED.
4686 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4688 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4689 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4690 Remove unused prototypes.
4692 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4694 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4695 64-bit register usage.
4696 (spe_func_has_64bit_regs_p): Add FIXME note.
4698 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4700 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4701 flag_finite_math_only with flag_unsafe_math_optimizations.
4703 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4705 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4707 (__tpf_eh_return): Copy TPF private stack area from the module
4708 boundary stack frame. Add check for when module addresses are
4709 equal, but no stub address is found.
4711 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4714 * arm.h (struct machine_function): Add call_via field.
4715 (thumb_call_via_label): Declare.
4716 * arm.c (thumb_call_via_label): New variable.
4717 (thumb_call_reg_needed): New variable.
4718 (arm_output_function_epilogue): For Thumb code, output any per-function
4719 call-indirect trampolines.
4720 (thumb_call_via_reg): New function.
4721 (arm_file_end): New function.
4722 (TARGET_ASM_FILE_END): Call arm_file_end.
4723 (aof_file_end): Likewise.
4724 * arm-protos.h (thumb_call_via_reg): Declare.
4725 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4726 thumb_call_via_reg in normal case.
4728 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4731 PR rtl-optimization/19348
4732 * recog.c (peephole2_optimize): Do global life update if some peephole
4733 decides it doesn't need at least one of its inputs and that change
4734 influences liveness at the start of the basic block.
4736 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4737 arguments instead of 1.
4739 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4742 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4743 zero for nested functions needing a static chain or functions
4744 with a non-constant address.
4746 2005-01-13 Roger Sayle <roger@eyesopen.com>
4748 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4749 (and (sign_extend X) C) into (zero_extend (and X C)).
4751 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4753 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4755 2005-01-13 Richard Henderson <rth@redhat.com>
4760 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4761 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4762 not just TARGET_SSE.
4763 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4764 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4765 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4766 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4767 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4768 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4769 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4770 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4771 (movdicc_c_rex64): Rename with '*'.
4772 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4773 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4774 (movsfcc_1_387): Rename from movsfcc_1.
4775 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4776 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4777 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4778 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4779 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4780 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4781 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4782 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4783 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4784 sse_movdfcc_const0_4): Remove.
4785 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4786 recognize min/max early. Update for changed sse cmove patterns.
4787 (ix86_split_sse_movcc): New.
4788 * config/i386/i386-protos.h: Update.
4790 2005-01-13 Steven Bosscher <stevenb@suse.de>
4792 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4793 (fix_stmt_v_may_defs): Likewise.
4795 2005-01-13 Richard Henderson <rth@redhat.com>
4797 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4798 for converting the mask.
4800 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4802 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4805 2005-01-13 Richard Henderson <rth@redhat.com>
4807 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4808 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4809 IX86_BUILTIN_MOVDQ2Q): Remove.
4810 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4811 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4812 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4814 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4815 (sse2_pextrw): Fix immediate constraint.
4816 (sse2_loadq, sse2_loadq_rex64): Remove.
4817 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4818 Use __builtin_ia32_vec_ext_<size>.
4819 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4821 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4823 * function.c (assign_parm_setup_block): Look inside original
4824 entry_parm when inspecting PARALLEL.
4826 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4827 Joel Sherrill <joel@oarcorp.com>
4830 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4831 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4832 rtems_gxx_recursive_mutex_init.
4833 (__gthread_recursive_mutex_lock): New function.
4834 (__gthread_recursive_mutex_trylock): Likewise.
4835 (__gthread_recursive_mutex_unlock): Likewise.
4837 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4839 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4841 2005-01-13 Jan Beulich <jbeulich@novell.com>
4843 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4844 (ashrti3_internal): Indicate output is early clobber. Generate result
4845 into output rather than first input. Use move for low word of output
4846 if shift count is exactly 64.
4847 (lshrti3_internal): Likewise.
4849 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4853 * reload1.c (delete_output_reload): Don't delete an output reload
4854 if the pseudo lives longer than a single basic block. Adjust and
4855 improve wording of comment.
4857 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4860 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4861 of TYPE_SIZE where we mean the number of bytes.
4863 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4865 * function.c (assign_parm_setup_block): Relax condition on
4866 multi-register optimization.
4868 2005-01-12 Nick Clifton <nickc@redhat.com>
4870 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4871 an "in_delay_slot" attribute of "no" to prevent them being used in
4872 delay slots. This is forbidden because they might generate
4875 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4878 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4881 2005-01-12 Nick Clifton <nickc@redhat.com>
4883 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4884 passed on to GAS) but do not define, as GAS no longer supports or
4885 needs the -m2000 option.
4887 2005-01-11 Roger Sayle <roger@eyesopen.com>
4889 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4890 type as args of unprototyped builtins aren't automatically promoted.
4891 (fold_builtin_abs): Likewise.
4893 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4895 * Makefile.in: Set a `build-warn' variable.
4897 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4899 PR tree-optimization/17949
4900 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4901 (find_interesting_uses_address): Use it.
4903 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4905 * regrename.c (kill_value): Handle subreg's that won't simplify.
4907 2005-01-11 Richard Henderson <rth@redhat.com>
4910 * config/i386/i386.h (enum ix86_builtins): Move ...
4911 * config/i386/i386.c: ... here.
4912 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4913 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4914 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4915 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4916 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4917 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4918 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4919 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4920 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4921 IX86_BUILTIN_LOADDDUP): Remove.
4922 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4923 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4924 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4925 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4926 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4927 (ix86_init_builtins): Make static.
4928 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4929 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4930 if all the modes match. Otherwise, fake it.
4931 (get_element_number, ix86_expand_vec_init_builtin,
4932 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4933 (ix86_expand_builtin): Make static. Update for changed builtins.
4934 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4935 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4936 (ix86_expand_vector_init_duplicate): New.
4937 (ix86_expand_vector_init_low_nonzero): New.
4938 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4939 Split out from ix86_expand_vector_init; handle integer modes.
4940 (ix86_expand_vector_init): Use them.
4941 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4942 * config/i386/i386-protos.h: Update.
4943 * config/i386/predicates.md (reg_or_0_operand): New.
4944 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4945 (movv2sf_internal): Likewise. And a splitter to match them all.
4946 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4947 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4948 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4949 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4950 (mmx_pinsrw): Fix operand ordering.
4951 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4952 rather than sse_loadss expander.
4953 (movv2df splitter): Similarly.
4954 (sse_loadss, sse_loadlss): Remove.
4955 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4956 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4957 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4958 (sse3_movddup): Rename with '*'.
4959 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4960 (sse2_loadsd): Remove.
4961 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4962 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4963 (sse2_pinsrw): Fix argument ordering.
4964 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4965 (sse2_stored): Remove 'r' destination.
4966 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4967 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4968 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4969 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4970 vec_extractv16qi, vec_initv16qi): New.
4972 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4973 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4974 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4976 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4977 (_mm_load_si128, _mm_store_si128): Likewise.
4978 (_mm_load1_pd): Use _mm_set1_pd.
4979 (_mm_load_sd): Use _mm_set_sd.
4980 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4981 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4982 (_mm_set_epi64): Use _mm_set_epi64x.
4983 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4984 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4985 _mm_setr_epi8): Use _mm_set_foo form.
4986 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4987 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4988 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4989 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4990 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4991 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4992 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4993 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4994 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4995 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4996 (_mm_movedup_pd): Use _mm_shuffle_pd.
4997 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4998 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4999 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5000 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5002 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5003 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5004 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5005 (_mm_store_ps): Use raw dereference.
5006 (_mm_store1_ps): Use _mm_storeu_ps.
5007 (_mm_storer_ps): Use _mm_store_ps.
5008 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5009 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5011 2005-01-11 Stan Shebs <shebs@apple.com>
5013 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5014 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5016 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5019 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5020 Skip all DECLs except for FIELD_DECLs.
5022 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5024 * config/s390/s390.c (override_options): Return error if
5025 -mbackchain, -mpacked-stack and -mhard-float are used together.
5026 (s390_va_start): Remove the backchain && packed-stack special case.
5027 (s390_gimplify_va_arg): Likewise.
5028 * doc/invoke.texi: Remove the ABI incompatibility note.
5030 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5032 * config/s390/s390.c (struct s390_frame_layout): Remove
5034 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5035 save_backchain_p with TARGET_BACKCHAIN.
5037 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5040 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5041 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5042 * function.c (locate_and_pad_parm): Set new field.
5043 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5044 Tweak where_pad test to include "none". Always set mem align for
5046 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5047 not sufficient for type.
5048 (assign_parm_setup_block): If stack_parm is zero on entry, always
5049 make a new stack local. Block move old stack parm if necessary
5050 to new aligned stack local.
5051 (assign_parm_setup_stack): Use a block move to handle
5052 potentially misaligned entry_parm.
5053 (assign_parms_unsplit_complex): Specify required alignment when
5054 creating stack local.
5055 * calls.c (compute_argument_addresses): Override alignment of stack
5056 arg calculated from its type with the alignment given by
5057 FUNCTION_ARG_BOUNDARY.
5058 (store_one_arg): Likewise.
5060 2005-01-11 Jan Beulich <jbeulich@novell.com>
5062 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5063 Change respective itanium_class attribute to ialu.
5064 (shladdp4_internal): New.
5065 * config/ia64/predicates.md (shladd_log2_operand): New.
5067 2005-01-11 Richard Henderson <rth@redhat.com>
5069 * expr.c (store_constructor): Use rtvec_alloc instead of
5070 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5072 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5074 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5076 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5078 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5079 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5080 (TARGET_RWRELOC): Define.
5081 (ia64_rwreloc_section_type_flags): Delete.
5082 (ia64_section_type_flags): New function.
5083 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5084 (TARGET_RWRELOC): Define.
5086 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5089 * config/ia64/ia64.c (process_set): For alloc insn, only call
5090 process_epilogue is !frame_pointer_needed.
5092 2005-01-10 Roger Sayle <roger@eyesopen.com>
5095 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5096 unary operator and can't be treated as a binary/comparison operator.
5098 2005-01-10 Richard Henderson <rth@redhat.com>
5100 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5101 (ix86_return_in_memory): Likewise.
5102 (function_arg_advance): Likewise. Mirror structure in function_arg
5103 for choosing register to advance.
5105 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5107 * tree-vectorizer.c, tree.def: Fix comment typos.
5109 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5111 * config/s390/s390.c (struct processor_costs): 4 new fields:
5112 ddbr, ddr, debr, der.
5113 (s390_rtx_costs): More precise handling of divide instructions.
5115 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5117 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5119 2005-01-10 Jan Beulich <jbeulich@novell.com>
5121 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5122 names resulting from -ffunction-sections/-fdata-sections and linkonce
5124 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5125 based on the section name. Rearrange the section name comparison logic
5126 slightly so that each section name is compared against at most once.
5128 2005-01-10 Ben Elliston <bje@au.ibm.com>
5130 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5131 targets for which -fPIC reduces limitations on the GOT size.
5133 2005-01-09 Falk Hueffner <falk@debian.org>
5135 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5138 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5141 * collect2.c (main): Set aixrtl_flag for -brtl option.
5142 (resolve_lib_name): Search for .so file extension before .a
5145 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5147 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5148 (vect_analyze_data_refs_alignment): Add dump prints.
5150 2005-01-09 Ira Rosen <irar@il.ibm.com>
5152 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5153 expr_invariant_in_loop_p.
5154 Initialize outputs first thing in the function.
5155 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5156 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5157 (vect_analyze_pointer_ref_access): Check that the initial condition of
5158 the access function is loop invariant.
5160 2005-01-09 Richard Henderson <rth@redhat.com>
5162 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5163 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5164 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5165 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5166 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5167 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5168 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5169 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5170 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5171 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5172 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5173 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5174 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5175 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5176 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5177 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5178 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5179 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5180 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5181 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5182 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5183 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5184 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5186 (mmx_clrdi, pavgusb): Remove.
5187 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5188 with leading sse_ prefix.
5189 * config/i386/sse.md: Receive them.
5190 * config/i386/mmx.md: New file.
5191 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5192 (subrv2sf3): Turn into expander for normal subtraction.
5193 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5194 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5195 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5196 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5197 commutative; use ix86_binary_operator_ok.
5198 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5199 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5200 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5201 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5202 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5203 Macroize from existing patterns; use ix86_binary_operator_ok.
5204 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5205 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5206 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5207 with vec_select+vec_concat.
5208 (mmx_pshufw, mmx_pshufw_1): Likewise.
5209 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5210 (mmx_uavgv4hi3): Model correctly.
5211 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5212 _mm_xor_si64): Remove casts.
5214 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5216 PR tree-optimization/19224
5217 * tree-scalar-evolution.c (get_instantiated_value,
5218 set_instantiated_value): New functions.
5219 (instantiate_parameters_1): Cache the results.
5220 (instantiate_parameters, resolve_mixers): Initialize and free
5223 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5225 * config/i386/i386.md (addhi_4): Correct reference in comment.
5228 2005-01-08 Richard Henderson <rth@redhat.com>
5230 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5231 (_mm_cvtsi128_si64x): Likewise.
5232 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5233 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5234 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5235 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5236 * config/i386/i386-protos.h: Update.
5237 * config/i386/i386.c (print_operand): Add 'H'.
5238 (ix86_fixup_binary_operands): Split out from ...
5239 (ix86_expand_binary_operator): ... here.
5240 (ix86_fixup_binary_operands_no_copy): New.
5241 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5242 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5243 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5244 (safe_vector_operand): Use CONST0_RTX.
5245 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5246 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5247 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5248 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5250 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5251 (IX86_BUILTIN_CMPNGESS): New.
5252 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5253 (attr type): Add sselog1.
5254 (attr unit, attr memory): Handle it.
5255 (movti, movti_internal, movti_rex64): Move near other integer moves.
5256 (movtf, movtf_internal): Move near other fp moves.
5257 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5258 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5259 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5260 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5261 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5262 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5263 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5264 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5265 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5266 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5267 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5268 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5269 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5270 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5271 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5272 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5273 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5274 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5275 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5276 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5277 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5278 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5279 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5280 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5281 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5282 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5283 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5284 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5285 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5286 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5287 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5288 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5289 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5290 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5291 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5292 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5293 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5294 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5295 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5296 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5297 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5298 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5299 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5300 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5302 (SSEPUSH, push<SSEPUSH>): Remove.
5303 (MMXPUSH, push<MMXPUSH>): Remove.
5304 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5305 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5306 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5307 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5308 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5309 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5310 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5311 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5312 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5313 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5314 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5315 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5316 (ppro_sse_log_V4SF): Handle sselog1.
5317 * config/i386/predicates.md (const_0_to_1_operand): New.
5318 (const_0_to_255_mul_8_operand): New.
5319 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5320 (const_2_to_3_operand, const_4_to_7_operand): New.
5321 * config/i386/sse.md: New file.
5322 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5323 (sse_movups): Rename from sse_movups_1.
5324 (sse_loadlss): Rename from sse_loadss_1.
5325 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5327 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5328 (absv4sf2, negv2df, absv2df): New.
5329 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5330 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5331 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5332 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5333 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5334 (sse3_addsubv4sf3): Model correctly.
5335 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5336 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5337 (sse_movhlps): Model with vec_select+vec_concat.
5338 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5339 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5340 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5341 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5342 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5343 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5344 sse2_pshufhw_1): Likewise.
5345 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5346 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5347 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5348 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5349 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5350 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5351 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5352 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5353 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5354 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5355 sminv8hi3): Mark commutative
5356 operands. Use ix86_binary_operator_ok.
5357 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5358 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5359 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5360 sse2_punpcklqdq): Allow operand2 in memory.
5361 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5362 sse2_movsd): Add memory alternatives.
5363 (sse_storelps): Turn expander into an insn; split after reload.
5364 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5365 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5367 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5369 * configure.ac (DWARF-2 debug_line): Use objdump.
5370 * configure: Regenerate.
5372 2005-01-08 Jeff Law <law@redhat.com>
5373 Diego Novillo <dnovillo@redhat.com>
5375 PR tree-optimization/18241
5376 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5377 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5378 statements with volatile operands.
5379 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5380 operands after marking a statement with has_volatile_ops.
5382 2005-01-08 Roger Sayle <roger@eyesopen.com>
5384 * tree.c (int_fits_type_p): Always honor integer constant
5385 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5387 2005-01-08 Roger Sayle <roger@eyesopen.com>
5389 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5390 the latent bug in rtl_delete_block has been resolved.
5392 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5394 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5395 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5397 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5399 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5400 library as @multilib_dir@/$(SHLIB_SONAME).
5402 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5404 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5405 * configure: Regenerate.
5407 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5409 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5412 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5415 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5416 Convert non-word aligned offset address using ld/std into
5419 2005-01-07 Richard Henderson <rth@redhat.com>
5421 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5423 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5425 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5427 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5429 PR tree-optimization/19283
5430 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5431 is not shorter than the original type.
5433 PR rtl-optimization/19012
5434 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5436 PR rtl-optimization/18861
5437 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5438 (FULL_STATE): Define.
5439 (mark_tablejump_edge): New function.
5440 (purge_dead_tablejump_edges): New function.
5441 (find_bb_boundaries): Use it.
5443 PR tree-optimization/18828
5444 * builtins.c (expand_builtin_next_arg): Remove argument and all
5445 the argument checking.
5446 (expand_builtin): Adjust caller.
5447 (expand_builtin_va_start): Likewise. Remove error for too many
5449 (fold_builtin_next_arg): Issue error for too many arguments.
5450 After checking arguments, replace them with magic arguments that
5451 prevent further checking of the args.
5453 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5455 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5457 2005-01-06 Roger Sayle <roger@eyesopen.com>
5460 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5461 and %{.S:...} (and their negative variants) to test whether the
5462 input file is assembler or pre-processed-assembler independent of
5463 the actual filename extension.
5465 2005-01-06 Roger Sayle <roger@eyesopen.com>
5467 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5468 of sign or zero extended values.
5470 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5472 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5473 for IBM long double format correctly.
5475 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5477 Fix PR tree-optimization/18792
5479 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5480 to first_loop_depth, and use loop depth instead of loop number.
5481 (build_classic_dir_vector): Ditto.
5482 (compute_data_dependences_for_loop): Use depth, not loop number.
5483 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5484 number. Pass in loops, instead of loop numbers.
5485 (gather_interchange_stats): Ditto.
5486 (linear_transform_loops): Ditto.
5488 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5491 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5492 biv_fits_mode_p, extension_within_bounds_p): New functions.
5493 (check_ext_dependent_givs): Use them.
5495 2005-01-06 Roger Sayle <roger@eyesopen.com>
5497 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5498 more than one barrier, in which case we should delete them all.
5500 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5502 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5504 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5506 Fix PR middle-end/19286
5508 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5509 output this subprogram, simply ignore this attempt to do it again.
5510 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5511 origin attribute if it's not possible.
5512 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5513 (decls_for_scope): Ditto.
5514 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5515 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5517 2005-01-05 Richard Henderson <rth@redhat.com>
5520 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5521 (bdesc_2arg): Use it.
5522 (ix86_expand_binop_builtin): Force operands into registers
5524 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5525 ix86_expand_sse_compare, ix86_expand_sse_comi,
5526 ix86_expand_builtin): Likewise.
5528 2005-01-05 Richard Henderson <rth@redhat.com>
5530 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5532 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5533 (mulv4hi3): Set itanium_class mmmul.
5534 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5535 (fpack): Rename from fpack_sfsf.
5537 2005-01-05 Richard Henderson <rth@redhat.com>
5540 * reload1.c (do_input_reload): Restrict the optimization deleteing
5541 a previous output reload to RELOAD_FOR_INPUT.
5543 2005-01-05 Steven Bosscher <stevenb@suse.de>
5545 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5546 comment that we fall through after case.
5547 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5548 (distribute_links): Likewise.
5549 * cse.c (cse_insn): Likewise.
5550 * cselib.c (cselib_invalidate_mem): Likewise.
5551 * df.c: Update comments at the top of the file.
5552 (read_modify_subreg_p): Update comments here too.
5553 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5554 * flow.c (mark_set_1): Likewise.
5555 (mark_used_regs): Likewise.
5556 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5557 (canon_list_insert): Likewise.
5558 (mark_set): Likewise.
5559 (try_replace_reg): Likewise.
5560 (store_killed_in_insn): Likewise.
5561 * loop.c (count_one_set): Likewise.
5562 (basic_induction_var): Likewise.
5563 * postreload-gcse.c (find_mem_conflicts): Likewise.
5564 * postreload.c (reload_combine_note_store): Likewise.
5565 (move2add_note_store): Likewise.
5566 * reload.c (find_equiv_reg): Likewise.
5567 (mark_referenced_resources): Likewise.
5568 * rtlanal.c (set_noop_p): Likewise.
5569 (note_stores): Likewise.
5570 (note_uses): Likewise.
5571 * sched-deps.c (sched_analyze_1): Likewise.
5572 * sched-rgn.c (check_live_1): Likewise.
5573 (update_live_1): Likewise.
5574 * config/i860/i860.c: Likewise.
5576 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5578 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5580 * doc/rtl.texi: Update documentation for bit-fields and SET.
5582 2005-01-05 Roger Sayle <roger@eyesopen.com>
5584 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5586 2005-01-05 Jan Hubicka <jh@suse.cz>
5587 Richard Henderson <rth@redhat.com>
5590 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5593 2005-01-05 Richard Henderson <rth@redhat.com>
5596 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5597 (sse_shufps): Change operand 3 to const_int_operand.
5598 (sse2_storelps): Fix typo in template.
5599 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5600 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5601 (ix86_expand_builtin): Likewise.
5603 2005-01-05 Julian Brown <julian@codesourcery.com>
5605 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5606 as aggregates for AAPCS ABIs.
5608 2005-01-05 Stan Shebs <shebs@apple.com>
5610 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5611 Mach-O getters if ppc64.
5612 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5614 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5615 signed four-byte field for global code case.
5616 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5618 2005-01-05 Roger Sayle <roger@eyesopen.com>
5621 * c-common.c: Include real.h.
5622 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5623 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5624 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5625 * Makefile.in (c-common.o): Update dependencies.
5627 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5629 * c-parse.in (asm_string): Add trailing semicolon.
5631 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5633 * c-parse.in (asm_string): New. Don't allow wide strings in
5635 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5636 asm_string instead of STRING.
5638 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5640 * c-typeck.c (constructor_no_implicit): Remove.
5641 (set_designator, process_init_element): Don't check
5642 constructor_no_implicit.
5644 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5645 Kaz Kojima <kkojima@gcc.gnu.org>
5648 * lcm.c (create_pre_exit): New.
5649 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5650 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5652 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5654 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5655 -msoft-float in target_float_switch.
5656 * arm.c (arm_override_options): Fix processing of target_float_switch.
5658 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5660 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5663 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5665 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5666 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5668 2005-01-04 Roger Sayle <roger@eyesopen.com>
5670 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5671 if deleting the then-block allows the test-block to fallthru to the
5674 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5677 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5678 after the full declaration if the are in two different TUs.
5680 2005-01-04 Richard Henderson <rth@redhat.com>
5683 * tree-sra.c (generate_one_element_init): Just
5684 call gimplify_and_add.
5685 (generate_element_init): Record the
5686 new referenced variables and mark them for renaming
5687 and split out to ...
5688 (generate_element_init_1): This.
5689 (scalarize_init): Don't call push_gimplify_context/
5690 pop_gimplify_context.
5692 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5694 * toplev.c (get_src_pwd): Handle failure of getpwd().
5696 2005-01-04 Roger Sayle <roger@eyesopen.com>
5698 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5700 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5701 all the cases handled by it are inverted by invert_truthvalue.
5703 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5705 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5706 (save_register_windowsi): Likewise.
5708 2005-01-04 Richard Henderson <rth@redhat.com>
5710 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5712 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5715 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5716 any simplifications of vector mode comparison operators.
5717 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5719 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5720 Devang Patel <dpatel@apple.com>
5722 PR tree-optimization/18308
5723 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5724 the operands before creating a new expression.
5725 * dojump.c (do_jump): Make drop_through_label available
5726 for all cases. Add expansion of COND_EXPR.
5728 2005-01-04 Ira Rosen <irar@il.ibm.com>
5730 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5731 INTEGER_CST instead of TREE_CONSTANT.
5732 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5733 instead of TREE_CONSTANT.
5734 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5735 instead of TREE_CONSTANT.
5737 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5739 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5741 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5744 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5745 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5747 2005-01-03 Richard Henderson <rth@redhat.com>
5749 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5750 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5751 fold_convert_const_real_from_real): Split out from ...
5752 (fold_convert_const): ... here.
5754 2005-01-03 Richard Henderson <rth@redhat.com>
5757 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5758 (mov<MMXMODEI>_internal): Likewise.
5759 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5760 Add V2SF case; use it for SSE1; don't use TI.
5761 (movdf_integer): Likewise.
5762 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5764 2005-01-03 Ira Rosen <irar@il.ibm.com>
5766 * tree-vectorizer.c (vect_strip_conversions): New function.
5767 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5768 check for binary class.
5770 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5774 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5776 * gimple-low.c (mark_blocks_with_used_vars): New function.
5777 (mark_blocks_with_used_subblocks): Ditto.
5778 (mark_used_blocks): Ditto.
5779 (pass_mark_used_blocks): New pass.
5780 * tree-inline.c: Include debug.h.
5781 (expand_call_inline): Call outlining_inline_function here.
5782 * tree-optimize.c (init_tree_optimization_passes): Add
5783 pass_mark_used_blocks.
5784 * tree-pass.h (pass_mark_used_blocks): New.
5785 * Makefile.in (tree-inline.o): Add debug.h dependency.
5787 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5789 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5790 VAR_DECLs to have weak_import attribute.
5792 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5795 2004-01-03 Steven Bosscher <stevenb@suse.de>
5797 * passes.c (rest_of_compilation): Don't run regmove if only
5798 flag_expensive_optimizations, require flag_regmove instead.
5800 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5802 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5804 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5805 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5806 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5807 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5809 2005-01-03 Richard Henderson <rth@redhat.com>
5811 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5812 (ia64_const_ok_for_letter_p): New.
5813 (ia64_const_double_ok_for_letter_p): New.
5814 (ia64_extra_constraint): New.
5815 (ia64_expand_vecint_compare): New.
5816 (ia64_expand_vcondu_v2si): New.
5817 (ia64_expand_vecint_cmov): New.
5818 (ia64_expand_vecint_minmax): New.
5819 (ia64_print_operand): Add 'v'.
5820 (ia64_preferred_reload_class): New.
5821 (ia64_vector_mode_supported_p): New.
5822 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5823 (PREFERRED_RELOAD_CLASS): Move to function.
5824 (CONST_OK_FOR_LETTER_P): Move to function.
5825 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5826 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5827 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5828 (EXTRA_CONSTRAINT): Move to function.
5829 * config/ia64/ia64.md: Include vect.md.
5830 (itanium_class): Add mmalua.
5832 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5834 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5835 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5837 (const_int_2bit_operand): New.
5838 (fr_reg_or_0_operand): New.
5839 * config/ia64/ia64-modes.def: Add vector modes.
5840 * config/ia64/ia64-protos.h: Update.
5841 * config/ia64/vect.md: New file.
5843 2005-01-03 Richard Henderson <rth@redhat.com>
5845 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5847 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5850 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5852 (log1pdf2): Change mode of operands[0,1] to DFmode.
5854 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5856 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5857 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5858 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5859 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5860 SPARC_RELAXED_ORDERING.
5862 2005-01-03 Richard Henderson <rth@redhat.com>
5863 Uros Bizjak <uros@kss-loka.si>
5866 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5867 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5868 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5870 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5871 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5872 const_pow2_1_to_128_operand): New predicates.
5874 2005-01-02 Greg McGary <greg@mcgary.org>
5876 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5878 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5879 object. [ptr_type]: Remove unused variable.
5880 Remember nearest addressable array-element or record-component
5881 when checking bitfield components. Tolerate empty BIND_EXPR.
5883 2005-01-01 Richard Henderson <rth@redhat.com>
5885 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5886 that don't narrow the value. Fail for other conversions.
5888 2005-01-01 Richard Henderson <rth@redhat.com>
5891 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5892 * c-lang.c (finish_file): Don't do it here.
5893 * objc/objc-act.c (objc_finish_file): Likewise.
5895 * cgraph.c (decl_assembler_name_equal): New.
5896 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5897 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5898 * cgraph.h (struct cgraph_varpool_node): Add next.
5899 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5900 * varasm.c (assemble_alias): Mark the target as needed.
5902 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5905 * function.c (get_arg_pointer_save_area): Use entry_of_function
5906 instead of get_insns.
5908 2005-01-01 Roger Sayle <roger@eyesopen.com>
5909 Andrew Pinski <pinskia@physics.uc.edu>
5910 James E. Wilson <wilson@specifixinc.com>
5912 PR rtl-optimization/12092
5913 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5916 2005-01-01 Roger Sayle <roger@eyesopen.com>
5917 Olivier Hainque <hainque@act-europe.fr>
5919 * tree.c (int_fits_type_p): A narrower type always fits in a
5920 wider one, except for negative values into unsigned types.
5922 2005-01-01 Roger Sayle <roger@eyesopen.com>
5924 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5925 with the original constant rather than require TREE_OVERFLOW.
5927 2005-01-01 Steven Bosscher <stevenb@suse.de>
5930 * c-decl.c (finish_function): If compiling C99, annotate the
5931 compiler generated return with the current file name and line 0.
5932 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5933 the source line is greater than 0.
5934 (remove_bb): Likewise.
5936 See ChangeLog.12 for earlier changes.