1 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3 * doc/c-tree.texi: Wrap comments in @r{}.
4 * doc/cpp.texi: Likewise.
5 * doc/cppinternals.texi: Likewise.
6 * doc/extend.texi: Likewise.
7 * doc/md.texi: Likewise.
8 * doc/objc.texi: Likewise.
9 * doc/sourcebuild.texi: Likewise.
10 * doc/tm.texi: Likewise.
13 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15 * predict.c (apply_return_prediction): Standardize PHI chain
17 * tree-ssa.c (ssa_redirect_edge): Likewise.
19 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
20 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
23 * tree-phinodes.c (remove_phi_node): Drop the last argument.
24 * tree-flow.h: Adjust the prototype for remove_phi_node.
25 * lambda-code.c (perfect_nestify): Adjust a call to
28 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
29 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
31 * tree-ssa-dce.c (remove_dead_phis): Likewise.
32 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
33 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
34 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
36 * combine.c (simplify_and_const_int): Use gen_int_mode instead
37 of GEN_INT (trunc_int_for_mode (...)).
38 * loop-iv.c (iv_number_of_iterations): Likewise.
39 * postreload.c (reload_cse_move2add): Likewise.
40 * simplify-rtx.c (simplify_const_unary_operation,
41 simplify_const_binary_operation): Likewise.
42 * stor-layout.c (get_mode_bounds): Likewise.
44 * fold-const.c (fold_binary): New.
45 (fold): Call fold_binary on binary expressions.
47 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
49 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
50 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
51 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
52 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
53 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
55 2005-03-04 Devang Patel <dpatel@apple.com>
57 PR tree-optimization/18815
58 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
59 loops with zero exit edges.
61 2005-03-04 Devang Patel <dpatel@apple.com>
63 * doc/invoke.texi: Remove reference to webpage that does not exist.
65 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
66 Joseph S. Myers <joseph@codesourcery.com>
69 * elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
70 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
71 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
72 * pa.c (get_plabel): Change argument to symbol_ref. Call
73 maybe_get_identifier instead of get_identifier.
74 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
75 (struct deferred_plabel): Replace name field with symbol field.
76 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
77 ASM_OUTPUT_EXTERNAL_REAL is defined.
78 (output_global_address): Use output_addr_const for output of all
80 (output_deferred_plabels): Use symbol_ref instead of name for address
82 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
83 ASM_OUTPUT_SYMBOL_REF): New macros.
84 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
86 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
89 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
91 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
92 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
94 2005-03-04 Jeff Law <law@redhat.com>
96 * basic-block.h (rediscover_loops_after_threading): Declare.
97 * tree-ssa-dom.c: Include cfgloop.h.
98 (tree_ssa_dominator_optimize): Discover loops and some basic
99 properties. Remove forwarder blocks recreated by loop header
100 canonicalization. Also mark backedges in the CFG.
101 * tree-ssa-threadupdate.c: Include cfgloop.h
102 (rediscover_loops_after_threading): Define.
103 (struct local_info): New field, JUMP_THREADED.
104 (prune_undesirable_thread_requests): New function.
105 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
106 then record that fact for the callers of redirct_edges.
107 (thread_block): If BB has incoming backedges, then call
108 prune_undesirable_thraed_requests. Note when we are
109 going to have to rediscover loop information. Return a
110 boolean indicating if any jumps were threaded.
111 (thread_through_all_blocks): Bubble up boolean indicating
112 if any jumps were threaded.
113 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
114 (tree-ssa-threadupdate.o): Similarly.
116 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
118 * fold-const.c (fold_ternary): Unroll the "for" loop to
121 2005-03-04 Andrew Haley <aph@redhat.com>
123 * unwind-dw2-fde-glibc.c (struct
124 unw_eh_callback_data.check_cache): New field.
125 (frame_hdr_cache): New.
126 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
127 Cache frame header info.
129 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
131 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
132 (print_c_condition): Declare.
133 * read-rtl.c (ptr_loc): New structure.
134 (ptr_locs, ptr_loc_obstack, joined_conditions)
135 (joined_conditions_obstack): New variables.
136 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
137 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
138 (join_c_conditions, print_c_condition): New functions.
139 (apply_macro_to_string): Associate the new string with the same
140 source location as the old one.
141 (add_condition_to_string): Use join_c_conditions.
142 (read_string): Use set_rtx_ptr_loc to record a filename and line
143 number for the string.
144 (read_rtx): Initialize the new variables above.
145 * genattrtab.c (write_test_expr, write_attr_value): Use
147 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
148 comment above the GCC_VERSION check.
149 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
150 Inline the definition of MAYBE_EVAL.
151 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
152 * genoutput.c (process_template): Likewise.
153 * genpreds.c (write_predicate_subfunction): Likewise.
154 (write_predicate_expr): Use print_c_condition.
155 * genrecog.c (write_cond): Likewise.
156 * gensupport.c (process_rtx): Use join_c_conditions to join the
157 conditions of a define_insn_and_split. Record a source location
158 for the string after the "&&".
159 (alter_test_for_insn): Use join_c_conditions.
161 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
164 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
165 PR tree-optimization/15784
166 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
169 2005-03-04 Ben Elliston <bje@au.ibm.com>
171 * gcc.c (option_map): Add --coverage.
172 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
173 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
174 * config/darwin.h: Pass -lgcov for `coverage'.
175 * doc/invoke.texi (Debugging Options): Document --coverage.
177 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
179 * gcse.c (bypass_block): Use find_edge wherever possible.
181 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
185 * c-opts.c (c_common_parse_file): Call start_source_file
186 and end_source_file at the approriate times.
188 * dwarf2out.c (dwarf2out_finish): Don't auto-end
189 the main file, it will be done for us now.
191 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
193 * fold-const.c (fold_ternary): New.
194 (fold): Call fold_ternary on ternary expressions. Remove
195 handling of ternary expressions.
197 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
199 PR tree-optimization/15784
200 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
203 2005-03-03 David Edelsohn <edelsohn@gnu.org>
205 * config/rs6000/predicates.md (branch_comparison_operator):
206 Convert from C block to conditional format.
208 2005-03-03 Jan Hubicka <jh@suse.cz>
210 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
211 and non-constant public variables.
213 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
215 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
218 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
221 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
222 calls to release_ssa_name and release_phi_node.
224 * fold-const.c (fold): Remove handling of unary expressions.
226 * fold-const.c (fold_unary): Avoid directly using the original
227 expression t as much as possible.
229 2005-03-03 Roger Sayle <roger@eyesopen.com>
230 Andrew Pinski <pinskia@physics.uc.edu>
232 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
233 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
235 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
237 Describe special registers SRP and MOF as allocatable registers.
238 * config/cris/cris.c (cris_md_asm_clobbers): New function.
239 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
240 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
241 TARGET_HAS_MUL_INSNS.
242 (cris_print_operand) <case 'd'>: New case.
243 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
244 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
246 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
247 (REG_ALLOC_ORDER): Update for MOF.
248 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
250 (GENERAL_REGS): No longer a define of ALL_REGS.
251 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
252 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
254 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
255 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
256 (SECONDARY_RELOAD_CLASS): Define.
257 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
258 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
259 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
260 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
261 (REGISTER_MOVE_COST): Define.
262 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
263 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
264 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
265 (CRIS_MOF_REGNUM): New define_constants.
266 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
268 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
270 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
271 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
272 Adjust for MOF being properly described as a register.
273 (indir_to_reg_split): Name this split. Conditionalize on the
274 destination register being a general register.
275 (movei): Conditionalize on on operands 0 and 1 having the same
278 2005-03-03 Alan Modra <amodra@bigpond.net.au>
281 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
282 -mcpu to override any other explicitly given flags.
284 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
286 * recog.c (verify_changes, confirm_change_group): New functions,
287 broken out of apply_change_group.
288 (apply_change_group): Use them.
289 * recog.h (verify_change, confirm_change_group): Declare.
290 * rtl.h (redirect_jump_2): Declare.
291 * jump.c (redirect_exp, invert_exp): Delete.
292 (invert_exp_1): Take second parameter. Return value. Changed caller.
293 (redirect_jump_2): New function, broken out of redirect_jump.
294 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
295 (invert_jump): Use invert_jump_1 and redirect_jump_2.
296 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
298 2005-03-02 Geoffrey Keating <geoffk@apple.com>
300 * varasm.c (named_section): Use xstrdup rather than doing it by
303 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
305 2005-03-02 Devang Patel <dpatel@apple.com>
307 Undo PR tree-optimization/18815 fix.
309 2005-03-02 Devang Patel <dpatel@apple.com>
311 PR tree-optimization/18815
312 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
313 loops with zero exit edges.
315 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
317 * cfg.c (connect_src, connect_dest, disconnect_src,
318 disconnct_dest): New.
319 (unchecked_make_edge, remove_edge, redirect_edge_succ,
320 redirect_edge_pred): Use the new functions.
322 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
323 free_dominance_info only when needed.
325 2005-03-02 David Edelsohn <edelsohn@gnu.org>
328 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
329 (reg_or_sub_cint64_operand): Same.
331 2005-03-02 Jeff Law <law@redhat.com>
333 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
334 CFG_ALTERED in the main DOM iteration loop.
336 2005-03-02 Mark Mitchell <mark@codesourcery.com>
339 * varasm.c (initializer_constant_valid_p): Allow conversions
340 between OFFSET_TYPEs. Tidy.
342 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
344 * config/cris/cris.md ("return"): Remove epilogue delay list
347 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
349 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
351 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
353 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
355 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
356 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
357 config/m68k/m68k.c, config/mips/mips.h,
358 config/rs6000/rs6000-protos.h, doc/contrib.texi,
359 doc/include/gcc-common.texi: Update copyright.
361 PR middle-end/18029 and PR middle-end/18030
362 * expr.c (optimize_bitfield_assignment_op): Add a special case
363 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
365 * fold-const.c (fold_unary): New.
366 (fold): Call fold_unary on unary expressions.
368 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
370 * cgraph.h (struct cgraph_edge): Add prev_caller and
372 (cgraph_node_remove_callees): Export.
373 * cgraph.c (cgraph_create_edge): Initialize prev_caller
375 (cgraph_edge_remove_callee): New function.
376 (cgraph_edge_remove_caller): Likewise.
377 (cgraph_remove_edge): Use.
378 (cgraph_redirect_edge_callee): Likewise.
379 (cgraph_node_remove_callees): New function.
380 (cgraph_node_remove_callers): Likewise.
381 (cgraph_remove_node): Use.
382 * tree-optimize.c (tree_rest_of_compilation): Use
383 cgraph_node_remove_callees instead of manual loop.
384 * cgraphunit.c (cgraph_finalize_function): Likewise.
385 (cgraph_expand_function): Likewise.
386 (cgraph_remove_unreachable_nodes): Likewise.
388 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
391 * c-tree.h (undeclared_variable, build_external_ref): Add extra
393 * c-decl.c (undeclared_variable): Take location as argument.
394 * c-typeck.c (build_external_ref): Likewise.
395 * c-parser.c (c_parser_postfix_expression): Pass location of
396 identifier to build_external_ref.
398 2005-03-01 David Edelsohn <edelsohn@gnu.org>
400 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
401 CCEQ mode for branch_positive_comparison_operator test.
402 * config/rs6000/predicates (branch_comparison_operator): Revert to
404 (scc_comparison_operator): Same.
405 (branch_positive_comparison_operator): Same.
407 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
409 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
410 (cris_delay_slots_for_epilogue): Remove.
411 (save_last): Move into cris_target_asm_function_epilogue.
412 (cris_target_asm_function_epilogue): Remove tests for file being
414 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
415 (cris_delay_slots_for_epilogue): Remove prototypes.
416 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
417 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
419 2005-03-01 David Edelsohn <edelsohn@gnu.org>
421 * config/rs6000/predicates.md (branch_comparison_operator): Change
422 to define_special_predicate.
423 (scc_comparison_operator): Same.
424 (branch_positive_comparison_operator): Same.
426 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
428 * Makefile.in (tree-ssa-sink.o): New.
429 (OBJS-common): Add tree-ssa-sink.o.
430 * common.opt: Add -ftree-sink
431 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
432 * timevar.def (TV_TREE_SINK): new timevar.
433 * tree-flow.h (is_hidden_global_store): Prototype.
434 * tree-optimize.c (init_tree_optimization_passes): Add
436 * tree-pass.h (pass_sink_code): New.
437 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
438 for non-obvious global store store to is_hidden_global_store, and
439 call that new function.
440 * tree-ssa-sink.c: New file.
441 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
442 * doc/passes.texi: Document forward store motion.
443 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
444 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
445 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
446 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
448 2005-03-01 Per Bothner <per@bothner.com>
450 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
451 and we have a non-zero column-number, add it to the message.
452 Also factor out the diagnostic_kind_text.
454 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
456 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
457 flow_loop_pre_header_scan, flow_loop_pre_header_find,
458 flow_loop_scan): Removed.
459 (flow_loop_dump): Do not dump removed fields.
460 (flow_loop_free): Do not free removed fields.
461 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
462 (loop_exit_edge_p): New function.
463 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
464 num_pre_header_edges, entry_edges, num_entries, exit_edges,
465 num_exits, exits_doms.
466 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
467 LOOP_EDGES, LOOP_ALL): Removed.
468 (flow_loop_scan): Declaration removed.
469 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
470 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
472 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
473 (if_convert): Call flow_loops_find and flow_loops_free
474 when calling mark_loop_exit_edges.
475 * cfgloopanal.c (mark_loop_exit_edges): Moved from
476 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
477 free_dominance_info calls.
478 * loop-init.c (flow_loops_find): Ditto.
479 * passes.c (rest_of_handle_branch_prob): Ditto.
480 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
481 * loop-unroll.c (analyze_insns_in_loop): Do not use
483 * predict.c (predict_loops): Do not call flow_loop_scan.
484 Use get_loop_exit_edges.
485 (tree_estimate_probability): Do not pass flags to flow_loops_find.
486 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
487 Do not use EDGE_LOOP_EXIT.
488 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
489 to bb_with_exit_edge_p.
490 (if_convertible_loop_p): Do not call flow_loop_scan. Use
491 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
492 to bb_with_exit_edge_p.
493 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
495 * tree-loop-linear.c (linear_transform_loops): Do not call
496 flow_loop_scan. Use loop->single_exit.
497 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
498 (vect_analyze_loop_form): Do not call flow_loop_scan.
499 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
501 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
503 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
504 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
505 slpeel_tree_duplicate_loop_to_edge_cfg,
506 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
507 Use loop_preheader_edge and loop->single_exit. Do not call
510 2005-03-01 Nick Clifton <nickc@redhat.com>
512 * config/arm/arm.c (thumb_find_work_register): Check all of the
513 argument registers to see if they are free, and a couple of
514 special cases where the last argument register but can be proved
515 to be available during the function's prologue.
516 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
517 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
518 thumb_unexpanded_epilogue): Use unsigned long as the type for the
520 (thumb_compute_save_reg_mask): Likewise. Also use
521 thumb_find_work_register() to ensure that there is agreement about
522 which work register is going to be used in the prologue.
523 (thumb_output_function_prologue): Use unsigned long as the type
524 for the register bit-mask. Also delay pushing the link register if
525 other high registers are going to be pushed.
526 (thumb_compute_save_reg_mask, emit_multi_reg_push,
527 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
528 redundant prototypes.
530 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
533 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
534 and after reload in REG+REG indexed addresses without REG_POINTER
535 set in the base and not set in the index.
537 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
539 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
541 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
542 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
543 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
544 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
545 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
547 * config.gcc (sh*-*-linux*): Use config/linux.h.
549 2005-02-28 Dale Johannesen <dalej@apple.com>
550 Stan Shebs <shebs@apple.com>
552 Rewrite of 64-bit Darwin structure-by-value pass/return.
553 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
554 intoffset, use_stack, named.
555 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
556 (rs6000_darwin64_record_arg_advance_flush): New.
557 (rs6000_darwin64_record_arg_advance_recurse): New.
558 (rs6000_darwin64_record_arg_flush): New.
559 (rs6000_darwin64_record_arg_recurse): New.
560 (rs6000_darwin64_record_arg): New.
561 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
562 (function_arg_boundary): Handle 128-bit aligned structs.
563 (function_arg_advance): Rewrite darwin64 struct handling.
564 (function_arg): Call rs6000_darwin64_record_arg.
565 (function_arg_partial_nregs): Handle darwin64 structs.
566 (rs6000_darwin64_function_value): Remove.
567 (rs6000_function_value): Call rs6000_darwin64_record_arg.
569 2005-02-28 Roger Sayle <roger@eyesopen.com>
571 PR tree-optimization/20216
572 * tree-chrec.c (tree_fold_factorial): Delete.
573 (tree_fold_binomial): Change argument list to take a return type
574 and change the type of K to unsigned int. Rewrite to avoid explicit
575 evaluation of factorials, and (recursively) calling fold to perform
576 compile-time arithmetic. Return NULL on (internal) overflow.
577 (chrec_evaluate): Change type of K to an unsigned int. Avoid
578 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
579 if any intermediate calculation overflows.
580 (chrec_apply): Update call to chrec_evaluate.
582 2005-02-28 James E Wilson <wilson@specifixinc.com>
584 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
586 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
589 * c-parser.c (c_parser_compound_statement): Return error_mark_node
590 instead of NULL_TREE on error.
592 2005-02-28 David Edelsohn <edelsohn@gnu.org>
594 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
595 (EASY_VECTOR_15_ADD_SELF): Remove.
596 (num_insns_constant_wide): Not static.
597 (validate_condition_mode): Not static.
598 (toc_relative_expr_p): Not static.
599 (legitimate_indirect_address_p): Not static.
600 (macho_lo_sum_memory_operand): Not static.
601 (invalid_e500_subreg): Not static.
602 (easy_vector_same): Not static.
603 (easy_vector_splat_const): Not static.
604 (RS6000_SYMBOL_REF_TLS_P): Remove.
605 (any_operand): Delete.
606 (any_parallel_operand): Delete.
607 (count_register_operand): Delete.
608 (altivec_register_operand): Delete.
609 (xer_operand): Delete.
610 (s8bit_cint_operand): Delete.
611 (short_cint_operand): Delete.
612 (u_short_cint_operand): Delete.
613 (non_short_cint_operand): Delete.
614 (exact_log2_cint_operand): Delete.
615 (gpc_reg_operand): Delete.
616 (cc_reg_operand): Delete.
617 (cc_reg_not_cr0_operand): Delete.
618 (reg_or_short_operand): Delete.
619 (reg_or_neg_short_operand): Delete.
620 (reg_or_aligned_short_operand): Delete.
621 (reg_or_u_short_operand): Delete.
622 (reg_or_cint_operand): Delete.
623 (reg_or_arith_cint_operand): Delete.
624 (reg_or_add_cint64_operand): Delete.
625 (reg_or_sub_cint64_operand): Delete.
626 (reg_or_logical_cint_operand): Delete.
627 (got_operand): Delete.
628 (got_no_const_operand): Delete.
629 (easy_fp_constant): Delete.
630 (easy_vector_constant): Delete.
631 (easy_vector_constant_add_self): Delete.
632 (zero_constant): Delete.
633 (zero_fp_constant): Delete.
634 (volatile_mem_operand): Delete.
635 (offsettable_mem_operand): Delete.
636 (mem_or_easy_const_operand): Delete.
637 (add_operand): Delete.
638 (non_add_cint_operand): Delete.
639 (logical_operand): Delete.
640 (non_logical_cint_operand): Delete.
641 (mask_operand): Delete.
642 (mask_operand_wrap): Delete.
643 (mask64_operand): Delete.
644 (mask64_2_operand): Delete.
645 (and64_operand): Delete.
646 (and64_2_operand): Delete.
647 (and_operand): Delete.
648 (reg_or_mem_operand): Delete.
649 (lwa_operand): Delete.
650 (symbol_ref_operand): Delete.
651 (call_operand): Delete.
652 (current_file_function_operand): Delete.
653 (input_operand): Delete.
654 (rs6000_nonimmediate_operand): Delete.
655 (rs6000_tls_symbol_ref): Delete.
656 (save_world_operation): Delete.
657 (restore_world_operation): Delete.
658 (load_multiple_operation): Delete.
659 (store_multiple_operation): Delete.
660 (vrsave_operation): Delete.
661 (mfcr_operation): Delete.
662 (mtcrf_operation): Delete.
663 (lmw_operation): Delete.
664 (stmw_operation): Delete.
665 (branch_comparison_operator): Delete.
666 (branch_positive_comparison_operator): Delete.
667 (scc_comparison_operator): Delete.
668 (trap_comparison_operator): Delete.
669 (boolean_operator): Delete.
670 (boolean_or_operator): Delete.
671 (min_max_operator): Delete.
672 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
673 (EASY_VECTOR_15): Moved to here.
674 (EASY_VECTOR_15_ADD_SELF): Move to here.
675 (PREDICATE_CODES): Delete.
676 * config/rs6000/rs6000-protos.h: Delete predicate functions.
677 Declare functions no longer static.
678 * config/rs6000/predicates.md: New.
679 * config/rs6000/rs6000.md: Include predicates.md
681 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
683 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
684 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
686 * cfgrtl.c (need_fake_edge_p): Likewise.
687 * combine.c (distribute_notes): Likewise.
688 * emit-rtl.c (try_split): Likewise.
689 * recog.c (peephole2_opimize): Likewise.
690 * reg-notes.def (ALWAYS_RETURN): Remove.
691 * rtl.h (LCT_ALWAYS_RETURN): Remove.
692 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
693 * tree.h (ECF_ALWAYS_RETURN): Remove.
695 2005-02-28 Roger Sayle <roger@eyesopen.com>
698 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
699 between different machine modes is never a "useless" conversion.
701 2005-02-28 Geert Bosch <bosch@gnat.com>
704 * doc/contrib.texi: List contributors for Ada front end
706 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
708 * simplify-rtx.c (simplify_unary_operation_1,
709 simplify_const_unary_operation): New, extracted from...
710 (simplify_unary_operation): ... this one.
711 (simplify_binary_operation_1,
712 simplify_const_binary_operation): New, extracted from...
713 (simplify_binary_operation): ... this one.
714 * rtl.h (simplify_const_unary_operation,
715 simplify_const_binary_operation): Add prototypes.
717 2005-02-28 Julian Brown <julian@codesourcery.com>
719 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
720 building libjava and caused PR regression/20228.
722 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
725 * Makefile.in (host_subdir): New.
726 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
727 * configure: Regenerate.
729 2005-02-27 Zack Weinberg <zack@codesourcery.com>
731 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
732 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
733 installation directory first.
735 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
738 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
739 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
740 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
741 * config/cris/cris.md: Tweak comments referring to Q.
742 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
743 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
744 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
745 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
746 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
747 Insert spaces in constraints to align alternatives vertically for
749 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
752 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
754 PR rtl-optimization/17728
755 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
756 operand 0 from general_operand to move_dest_operand.
758 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
760 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
761 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
762 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
763 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
765 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
767 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
768 * configure: Regenerate.
769 * libada-mk.in: Remove CC; rename
770 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
772 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
775 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
776 for the lhs, also walk over the tree. Likewise for rhs.
778 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
780 * tree-ssa-dom.c (simple_iv_increment_p): New function.
781 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
782 Do not propagate value of iv before increment over the increment.
784 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
786 * c-parser.c: New file.
787 * c-parse.in: Remove.
788 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
790 (c-parser.o): Add dependencies.
791 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
792 maintainer-clean, TAGS): Update.
793 * c-config-lang.in (gtfiles): Update.
794 * gengtype-lex.l: Don't handle "@@".
795 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
796 objc_build_synchronized, objc_begin_try_stmt,
797 objc_begin_catch_clause, objc_finish_catch_clause,
798 objc_build_finally_clause, objc_finish_try_stmt): New.
799 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
801 (c_parse_init): Update comment.
802 * c-decl.c (c_init_decl_processing): Update comment.
803 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
804 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
805 new c_declspecs members.
807 2005-02-25 Julian Brown <julian@codesourcery.com>
809 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
810 from being used for symbols with vague linkage when
811 HAVE_GAS_COMDAT_GROUP is true.
813 2005-02-25 Mark Mitchell <mark@codesourcery.com>
815 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
817 2005-02-25 Steve Ellcey <sje@cup.hp.com>
820 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
821 (LIBGCC2_HAS_DF_MODE): New.
822 (LIBGCC2_HAS_XF_MODE): New.
823 (LIBGCC2_HAS_TF_MODE): New.
824 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
825 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
826 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
827 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
828 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
829 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
830 and add _fixtfdi, _fixunstfdi, _floatditf
831 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
832 L_fixunstfdi, L_floatditf.
833 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
834 (LIBGCC2_HAS_TF_MODE): Define.
836 2005-02-25 Diego Novillo <dnovillo@redhat.com>
838 PR tree-optimization/20204
839 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
840 REWRITE_THIS_STMT markers on PHI nodes.
841 (rewrite_initialize_block): Likewise.
843 2005-02-25 Mark Mitchell <mark@codesourcery.com>
845 * version.c (version_string): Update to 4.1.
847 2005-02-25 Paolo Carlini <pcarlini@suse.de>
849 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
850 Clarify that the alternative way doesn't work in GNU C++.
852 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
854 PR tree-optimization/19937
855 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
856 to the type of the induction variable.
858 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
860 PR rtl-optimization/20117
861 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
862 the block including noncopyable insn.
864 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
866 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
867 calls to find_reg_note.
869 2005-02-24 Richard Henderson <rth@redhat.com>
872 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
875 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
877 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
878 vector types if to use base reg for misaligned non-word ld/std.
880 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
883 * config/cris/cris.c (cris_target_asm_function_prologue): Create
884 dwarf2 label manually and put it after, not before the prologue.
886 2005-02-24 David Edelsohn <edelsohn@gnu.org>
889 * reload.c (operands_match_p): Only increment register number for
890 SCALAR_INT_MODE_P modes in multiple hard registers.
892 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
895 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
897 * ChangeLog.5: Fix log message typo(s).
898 * ChangeLog.7: Likewise.
899 * ChangeLog.tree-ssa: Likewise.
900 * cfgexpand.c: Fix comment typo(s).
901 * conflict.c: Likewise.
902 * defaults.h: Likewise.
903 * dwarf2out.c: Likewise.
905 * ggc-page.c: Likewise.
906 * tree-eh.c: Likewise.
907 * tree-ssa-dom.c: Likewise.
909 2005-02-24 Jakub Jelinek <jakub@redhat.com>
912 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
913 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
914 if SHARED is defined.
917 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
918 allow splitting only if operands 0 and 3 don't overlap.
920 2005-02-24 Richard Henderson <rth@redhat.com>
923 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
924 (fold_builtin_1): Call them.
925 * fold-const.c (fold_complex_mult_parts): Split out from ...
926 (fold_complex_mult): ... here. Fix typo in both imaginary case.
927 (fold_complex_div_parts, fold_complex_div): New.
929 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
931 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
933 * tree-ssa-ccp.c (visit_assignment): Verify that result of
934 VIEW_CONVERT_EXPR is_gimple_min_invariant.
936 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
937 (print_node): Likewise.
938 Print TYPE_SIZES_GIMPLIFIED.
940 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
942 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
943 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
944 operands as commutative in constraints.
946 2005-02-24 Diego Novillo <dnovillo@redhat.com>
948 * tree-into-ssa.c: Re-organize internal functions.
950 2005-02-24 Richard Henderson <rth@redhat.com>
953 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
955 * common.opt (fcx-limited-range): New.
956 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
957 * toplev.c (flag_complex_method): Initialize to 1.
958 (process_options): Set flag_complex_method to 0 if
959 flag_cx_limited_range.
960 * doc/invoke.texi (-fcx-limited-range): New.
962 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
964 * cse.c (delete_trivially_dead_insns): Speed up by using
965 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
968 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
970 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
971 functions when -mid-shared-library is being used.
973 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
975 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
976 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
977 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
978 * system.h: Poison LINK_LIBGCC_SPECIAL.
980 2005-02-23 James E Wilson <wilson@specifixinc.com>
982 * gengtype.c (note_insn_name): Make 1 element larger.
984 2005-02-23 Roger Sayle <roger@eyesopen.com>
987 PR rtl-optimization/20097
988 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
989 BImode SUBREGs of SImode registers which confuse the ia64 backend.
991 2005-02-23 David Edelsohn <edelsohn@gnu.org>
993 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
994 * t-aix52 (SHLIB_INSTALL): Same.
996 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
998 * genpreds.c: Update copyright.
1000 2005-02-23 Michael Beach <michaelb@ieee.org>
1003 * config/sparc/t-elf (startup files): Assemble with CPP.
1005 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1007 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1008 (write_predicate_expr): Likewise.
1010 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1012 PR tree-optimization/20100
1013 PR tree-optimization/20115
1014 * tree-optimize.c (init_tree_optimization_passes): Remove
1015 pass_maybe_create_global_var.
1016 * tree-pass.h (pass_maybe_create_global_var): Remove.
1017 * tree-ssa-alias.c (aliases_computed_p): Declare.
1018 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1019 (count_calls_and_maybe_create_global_var): Remove.
1020 (pass_maybe_create_global_var): Remove.
1021 (init_alias_info): Do not declare aliases_computed_p.
1022 (maybe_create_global_var): If the function contains no
1023 call-clobbered variables and a mix of pure/const and regular
1024 function calls, create .GLOBAL_VAR.
1025 Mark all call-clobbered variables for renaming.
1026 (merge_pointed_to_info): Update comment.
1027 (add_pointed_to_var): Likewise.
1028 (is_escape_site): Likewise.
1029 Accept struct alias_info * instead of size_t *.
1031 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1033 * tree-ssa-operands.c (get_call_expr_operands): If
1034 ALIASES_COMPUTED_P is false, do not add call-clobbering
1036 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1037 (delete_tree_ssa): Likewise.
1039 2005-02-22 James E Wilson <wilson@specifixinc.com>
1041 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1042 (do_compile): Do call it here.
1044 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1046 PR rtl-optimization/20017.
1047 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1048 rest_of_handle_cse2, rest_of_handle_gcse): Call
1049 delete_dead_jumptables immediately before calling cleanup_cfg.
1051 2005-02-22 Devang Patel <dpatel@apple.com>
1054 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1057 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1059 * config/rs6000/aix.h (WINT_TYPE): Define.
1061 2005-02-22 Stan Shebs <shebs@apple.com>
1063 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1064 natural alignment for 64-bit Darwin.
1065 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1067 * doc/invoke.texi: Document this.
1069 2005-02-22 DJ Delorie <dj@redhat.com>
1071 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1072 to make_[un]signed_type, not the mode itself.
1074 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1076 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1077 not available. Use tail calls wherever possible.
1078 (make_edge): Call unchecked_make_edge to create an edge.
1080 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1081 (coalesce_ssa_name): Don't check for
1082 SSANORM_USE_COALESCE_LIST.
1083 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1085 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1087 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1088 (rewrite_into_ssa): ... here.
1090 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1092 PR tree-optimization/19786
1093 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1094 tag to another's may-alias bitmap when adding to the other's list.
1096 2005-02-21 DJ Delorie <dj@redhat.com>
1098 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1099 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1100 registers in unsupported ways.
1101 * expmed.c (init_expmed): Likewise.
1103 2005-02-21 Stan Cox <scox@redhat.com>
1105 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1107 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1109 * tree-cfg.c (fold_cond_expr_cond): New.
1110 (make_edges): Call fold_cond_expr_cond.
1111 (find_taken_edge): Accept nothing but INTEGER_CST.
1112 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1114 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1116 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1117 that do not belong to any basic block.
1119 2005-02-21 Jeff Law <law@redhat.com>
1121 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1124 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1126 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1127 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1128 Adjust their definitions.
1129 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1130 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1132 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1133 genautomata.c, langhooks.c, langhooks.h, system.h,
1134 config/arm/lib1funcs.asm: Update copyright.
1136 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1138 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1140 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1143 * doc/install.texi: Document --with-gc.
1145 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1147 * simplify-rtx.c (simplify_unary_operation): Add a missing
1150 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1152 PR tree-optimization/18663
1153 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1154 if the type has variable bounds.
1156 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1158 * gcse.c: Remove an obsolete comment.
1160 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1162 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1164 * doc/extend.texi (Function Attributes) <Attribute const>: The
1165 attribute "pure" is below this text, not above.
1167 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1169 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1170 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1171 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1173 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1176 * langhooks.h (struct lang_hooks): Add to_target_charset.
1177 * langhooks.c (lhd_to_target_charset): New function.
1178 * langhooks-def.h: Declare lhd_to_target_charset.
1179 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1180 (LANG_HOOKS_INITIALIZER): Update.
1181 * c-common.c (c_common_to_target_charset): New function.
1182 * c-common.h: Declare it.
1183 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1184 c_common_to_target_charset.
1186 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1187 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1189 * system.h: Poison them.
1190 * doc/tm.texi: Don't discuss them.
1191 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1192 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1193 (pp_c_char): Do not attempt to generate letter escapes for
1195 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1196 * config/mips/mips.c (mips_output_ascii): Likewise.
1198 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1200 PR tree-optimization/19951
1201 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1204 2005-02-19 Steven Bosscher <stevenb@suse.de>
1207 * function.h (struct function): New field `max_loop_depth'.
1208 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1209 (flow_loops_find): Reset the max loop depth count before finding loops.
1210 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1211 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1212 (calculate_global_regs_live): Make sure the loop will terminate
1213 when the initial sets are not empty.
1215 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1217 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1219 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1221 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1224 * doc/invoke.texi: Remove documentation of %M spec.
1226 (init_spec): Remove %M suffix from -lgcc_s.
1227 (do_spec_1): Remove 'M' case.
1228 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1229 to put shared libraries in the multilib directory. Remove the
1230 shlib_so_soname substitution variable. Don't add a multilib encoding
1231 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1232 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1233 SHLIB_INSTALL as well as SHLIB_LINK.
1234 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1235 (SHLIB_NAME): Delete.
1236 (SHLIB_DIR): New macro.
1237 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1238 (SHLIB_INSTALL): Adjust accordingly.
1239 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1240 * config/t-slibgcc-sld: Likewise.
1241 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1242 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1243 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1245 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1246 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1247 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1248 Use @shlib_base_name@ instead of @shlib_so_name@.
1249 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1250 and @shlib_base_name@.so in @multilib_dir@.
1251 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1252 to the install path.
1253 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1254 (SHLIB_LINK): Remove previous workaround.
1255 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1256 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1257 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1259 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1260 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1261 (SHLIB_INSTALL): Adjust accordingly.
1262 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1263 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1264 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1265 config/t-slibgcc-elf-ver.
1267 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1268 Jakub Jelinek <jakub@redhat.com>
1270 PR tree-optimization/19828
1271 * tree-ssa-loop-im.c: Add a TODO comment.
1272 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1273 without side-effects.
1275 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1277 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1280 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1282 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1283 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1284 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1286 (ia64_reorg): Delete fixup_errata call.
1287 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1288 (TARGET_SWITCHES): Delete -mb-step entry.
1290 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1293 * c-typeck.c (composite_type): Handle quals in transparent unions.
1294 (type_lists_compatible_p): Likewise.
1296 2005-02-18 Stan Shebs <shebs@apple.com>
1298 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1299 expressions in the .literal8 section.
1301 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1303 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1305 2005-02-18 Roger Sayle <roger@eyesopen.com>
1307 * fold-const.c (constant_boolean_node): Always create values of the
1308 specified type, don't bother calling truthvalue_conversion.
1310 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1312 * except.c (output_function_exception_table): Call
1313 assemble_external_libcall (eh_personality_libfunc).
1315 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1318 * config/ia64/ia64.h (struct machine_function): Add state_num.
1319 * config/ia64/ia64.c (process_epilogue,
1320 process_for_unwind_directive): Use new unwind state numbers each
1321 time rather than state 1.
1323 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1326 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1327 before the "*llgt_didi" pattern.
1329 2005-02-18 Jason Merrill <jason@redhat.com>
1331 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1333 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1335 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1336 (div0): Use it in place of ARM_FUNC_ALIAS.
1337 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1339 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1342 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1343 access, the lower bound of the array type if it exists.
1345 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1348 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1349 cases that are out-of-range for the index type.
1351 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1353 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1354 (estimate_case_costs): Don't call convert.
1355 * expmed.c (expand_shift): Likewise.
1356 (make_tree): Call fold_convert instead of convert.
1358 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1361 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1362 that ref to be marked MEM_READONLY_P doesn't have base that needs
1365 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1367 * genautomata.c (output_get_cpu_unit_code_func,
1368 output_cpu_unit_reservation_p): Don't generate old-style function
1371 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1374 PR tree-optimization/20009
1375 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1377 PR tree-optimization/18947
1378 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1379 inline, remove all nodes that are inlined into the extern inline
1382 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1384 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1385 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1386 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1387 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1390 2005-02-17 Roger Sayle <roger@eyesopen.com>
1392 PR tree-optimization/19917
1393 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1394 to be potentially trapping.
1396 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1398 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1400 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1402 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1403 tem becomes a local variable which is set to the value of the
1404 back end defined INITIAL_FRAME_ADDRESS macro.
1405 (expand_builtin_frame_address): Omit the base parameter to
1406 expand_builtin_return_addr.
1407 (expand_builtin_profile_func): Likewise.
1408 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1409 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1410 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1412 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1414 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1415 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1416 * config/frv/frv.c (frv_function_epilogue): Likewise.
1418 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1420 * lambda-code (perfect_nestify): Remove mark/unmark
1422 * tree-loop-linear.c (linear_transform_loops): Add
1423 rewrite_into_ssa call so that ssa is correct for
1424 rewriting into loop closed.
1426 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1428 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1429 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1431 * bt-load.c (btr_def_live_range, combine_btr_defs,
1432 migrate_btr_def, migrate_btr_defs): Likewise.
1433 * cfgcleanup.c (thread_jump): Likewise.
1434 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1435 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1436 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1437 df_rd_local_compute, df_reg_info_compute): Likewise.
1438 * dominance.c (init_dom_info, free_dom_info): Likewise.
1439 * flow.c (init_propagate_block_info,
1440 free_propagate_block_info): Likewise.
1441 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1442 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1443 modify_reg_pav): Likewise.
1444 * loop-invariant.c (find_defs, find_invariant_insn,
1445 find_invariants, free_inv_motion_data): Likewise.
1446 * predict.c (tree_predict_by_opcode,
1447 estimate_bb_frequencies): Likewise.
1448 * stmt.c (expand_case): Likewise.
1449 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1450 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1451 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1452 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1453 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1454 rewrite_ssa_into_ssa): Likewise.
1455 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1456 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1457 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1458 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1459 * tree-sra.c (tree_sra): Likewise.
1460 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1461 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1462 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1463 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1464 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1465 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1467 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1468 calculate_live_on_entry, calculate_live_on_exit,
1469 build_tree_conflict_graph): Likewise.
1470 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1471 record_important_candidates, set_use_iv_cost, find_depends,
1472 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1473 tree_ssa_iv_optimize_finalize): Likewise.
1474 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1475 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1476 tree_duplicate_loop_to_header_edge): Likewise.
1477 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1478 * tree-ssa.c (verify_flow_insensitive_alias_info,
1479 verify_name_tags, verify_ssa, init_tree_ssa,
1480 delete_tree_ssa): Likewise.
1481 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1482 fini_ssanames): Likewise.
1483 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1485 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1487 * config/rs6000/t-rtems: Completely reworked.
1489 2005-02-17 Ira Rosen <irar@il.ibm.com>
1491 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1493 2005-02-17 Ira Rosen <irar@il.ibm.com>
1495 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1496 POINTER_TYPE_P when checking that type is a pointer.
1497 (vect_get_memtag): Remove.
1498 (vect_address_analysis): Use POINTER_TYPE_P. Call
1499 vect_object_analysis with dummy parameter for memtag.
1500 (vect_object_analysis): Extract memtag (functionality that
1501 used to be in vect_get_memtag and moved here). Fix printings.
1502 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1503 with correct parameters. Remove call to vect_get_memtag.
1505 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1507 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1508 (tree-vectorizer.o): Added missing dependencies.
1510 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1512 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1513 declaration in tree-vectorizer.c, now has an extern declaration in
1515 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1516 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1517 get_vectype_for_scalar_type, vect_is_simple_use,
1518 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1519 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1520 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1521 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1522 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1523 find_loop_location): Likewise.
1525 * tree-vectorizer.c (langhooks.h): #include removed.
1526 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1527 moved to tree-vectorized.h.
1528 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1529 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1530 get_vectype_for_scalar_type, vect_is_simple_use,
1531 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1532 vect_supportable_dr_alignment, new_loop_vec_info,
1533 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1534 vect_set_verbosity_level, find_loop_location): Likewise.
1536 (vect_analyze_loop): Function externalized. Declaration moved to
1537 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1538 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1539 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1540 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1541 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1542 vect_enhance_data_refs_alignment, vect_analyze_operations,
1543 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1544 vect_stmt_relevant_p, vect_get_loop_niters,
1545 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1546 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1547 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1548 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1549 vect_get_memtag): Likewise.
1551 (vectorizable_load): Function externalized. Declaration moved to
1552 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1553 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1554 vect_transform_loop): Likewise.
1555 (vect_transform_stmt): Moved to tree-vect-transform.c.
1556 (vect_align_data_ref, vect_create_destination_var,
1557 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1558 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1559 vect_get_vec_def_for_operand, vect_init_vector,
1560 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1561 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1562 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1563 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1564 vect_do_peeling_for_loop_bound): Likewise.
1566 * tree-vect-analyze.c: New file.
1567 * tree-vect-transform.c: New file.
1569 2005-02-17 Jason Merrill <jason@redhat.com>
1571 PR mudflap/19319, c++/19317
1572 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1575 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1577 * doc/install.texi (Specific): Update link for Darwin-specific
1580 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1582 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1583 constant_boolean_node.
1585 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1588 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1589 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1591 2005-02-16 Richard Henderson <rth@redhat.com>
1594 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1596 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1597 replace uses with Wtype_MAXp1_F.
1598 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1599 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1600 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1601 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1602 and HAVE_TFMODE as appropriate.
1603 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1604 (__floatdisf): Likewise.
1605 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1606 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1607 (Wtype_MAXp1_F): New.
1608 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1609 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1611 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1614 * arm.c (arm_apply_result_size): New function.
1615 * arm.h (APPLY_RESULT_SIZE): Define.
1616 * arm-protos.h (arm_apply_result_size): Add prototype.
1617 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1618 (movxf): New expand.
1619 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1620 (call_value_symbol): Remove predicate for operand 0.
1621 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1622 (untyped_call): Rework to correclty return values for any type.
1623 (untyped_return): New expand.
1624 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1626 2005-02-16 Stan Shebs <shebs@apple.com>
1628 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1629 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1631 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1633 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1634 configure settings on Solaris 7 and later.
1636 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1638 PR tree-optimization/19865
1639 * tree-optimize.c (init_tree_optimization_passes): Run
1640 pass_may_alias after pass_sra.
1642 2005-02-16 Richard Henderson <rth@redhat.com>
1643 Stuart Hastings <stuart@apple.com>
1646 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1647 Do nothing if debug info suppressed for this function.
1648 (dbxout_begin_function): Early exit if debug info suppressed for
1651 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1654 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1656 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1658 PR tree-optimization/19967
1659 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1660 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1661 argument TYPE. Adjust calls to fold_builtin_XXX.
1662 (expand_builtin, fold_builtin_1): Adjust calls to
1664 (fold_builtin_strchr, fold_builtin_strpbrk,
1665 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1666 result to a requested type TYPE.
1668 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1671 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1672 (T)x & (T)cst if (T)cst overflows.
1673 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1674 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1676 2005-02-15 Jeff Law <law@redhat.com>
1678 * gcse.c (blocks_with_calls): New bitmap.
1679 (alloc_gcse_mem): Allocate it.
1680 (free_gcse_mem): Free it.
1681 (clear_modifY_mem_tables): Clear it.
1682 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1683 when we encounter CALL_INSNs.
1684 (compute_transp, case MEM): Handle blocks with calls separate
1685 from blocks without calls. Use bitmap iterators rather than
1688 2005-02-15 Peter O'Gorman <peter@pogma.com>
1691 * mklibgcc.in (vis_hide): Use a temporary object file, not
1694 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1697 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1698 access optimization.
1700 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1701 Alan Modra <amodra@bigpond.net.au>
1704 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1705 (_xlqsub): Rename to __gcc_qsub.
1706 (_xlqmul): Rename to __gcc_qmul.
1707 (_xlqdiv): Rename to __gcc_qdiv.
1708 Provide versioned symbol aliases with old names.
1709 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1710 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1711 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1712 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1713 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1715 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1717 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1718 Fold ~(A - 1) and ~(A + -1) to -A.
1720 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1724 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1725 config/pa/pa-host.c:pa_gt_pch_use_address.
1727 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1729 * tree-vn.c (get_value_handle): Make sure that given an
1730 is_gimple_min_invariant expression, we always return it.
1732 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1734 * passes.c (rest_of_handle_gcse): Fix a comment.
1736 2005-02-15 Jeff Law <law@redhat.com>
1738 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1740 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1741 (canon_list_insert, record_last_mem_set_info): Similarly.
1742 (clear_modify_mem_tables): Similarly.
1744 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1746 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1747 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1748 config/mips/mips.md, config/rs6000/aix.h,
1749 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1751 2005-02-15 Richard Henderson <rth@redhat.com>
1753 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1754 call to be best_edge.
1756 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1758 * basic-block.h: Adjust the prototype for find_basic_blocks.
1759 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1760 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1763 * flow.c (recompute_reg_usage): Remove all arguments.
1764 * passes.c (rest_of_compilation): Adjust the call to
1765 recompute_reg_usage.
1766 * rtl.h: Adjust the prototype for recompute_reg_usage.
1768 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1770 * tree-dump.c (dump_files): Update to reflect new member
1772 (dump_register): Add new argument.
1774 (dump_switch_p_1): Check against glob name if doglob was passed.
1775 (dump_switch_p): Check against regular first, then glob if
1776 we didn't have any hits on the dump name.
1777 * tree-optimize.c (register_one_dump_file):
1778 Pass in glob name as well.
1779 * tree-pass.h (struct dump_file_info): Add glob
1782 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1784 PR preprocessor/16323
1785 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1787 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1790 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1791 (trunctfdf2_internal1): New.
1792 (trunctfdf2_internal2): Renamed from trunctfdf2.
1794 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1796 PR tree-optimization/19853
1797 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1799 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1801 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1802 delete_dead_jumptables and cleanup_cfg.
1804 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1806 * reload.c (find_reloads): Swap address_reloaded flags when
1807 swapping commutative operands.
1809 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1811 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1812 Use standard_iv_increment_position for computing the bsi position
1814 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1817 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1820 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1821 life range of hard registers.
1822 * value-prof.c (insn_prefetch_values_to_profile): Only
1825 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1826 profile in libcalls.
1828 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1830 * bitmap.h (bitmap_and_compl_into): Return bool.
1831 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1833 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1835 PR tree-optimization/19944
1836 * fold-const.c (fold): Re-add ABS_EXPR folding.
1838 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1841 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1842 {TARGET,MASK}_XL_COMPAT.
1843 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1845 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1846 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1848 (rs6000_arg_partial_bytes): Same.
1849 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1850 and XL compatibility enabled.
1851 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1852 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1853 test to final condition.
1854 (cmptf_internal2): New.
1855 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1856 xl-compat. Add TFmode information to description.
1858 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1860 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1862 2005-02-13 Jason Merrill <jason@redhat.com>
1865 * fold-const.c (fold_indirect_ref_1): Split out from...
1866 (build_fold_indirect_ref): Here.
1867 (fold_indirect_ref): New fn.
1868 * tree.h: Declare it.
1869 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1870 (gimplify_modify_expr_rhs): Likewise.
1871 (gimplify_expr): Likewise.
1873 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1875 PR tree-optimization/14303
1876 PR tree-optimization/15784
1877 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1878 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1879 ABS_EXPR<x> != 0 to x != 0.
1881 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1883 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1884 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1885 spelling conventions.
1887 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1888 delete_trivially_dead_insns too many times.
1890 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1893 2005-02-12 Ira Rosen <irar@il.ibm.com>
1895 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1896 (vect_is_simple_iv_evolution): Remove redundant parameter
1898 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1899 without last parameter.
1900 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1901 Return pointer step. Call vect_is_simple_iv_evolution without
1902 last parameter. Check only that the step is multiple of size
1903 type. Remove stmt_vinfo updates.
1904 (vect_get_memtag_and_dr): Remove.
1905 (vect_get_memtag): New function.
1906 (vect_address_analysis): New function.
1907 (vect_object_analysis): New function.
1908 (vect_analyze_data_refs): Call vect_object_analysis and
1909 vect_get_memtag. Update stmt_vinfo fields.
1911 2005-02-12 Ira Rosen <irar@il.ibm.com>
1913 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1914 exist and are objects. Remove checks for pointer.
1915 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1916 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1917 (vect_create_data_ref_ptr): Likewise.
1918 (vect_base_addr_differ_p): New function.
1919 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1920 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1921 Don't set the DR_BASE_NAME field of data-ref.
1922 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1924 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1926 * optabs.h (enum optab_index): Add new OTI_ldexp.
1927 (ldexp_optab): Define corresponding macro.
1928 * optabs.c (init_optabs): Initialize ldexp_optab.
1929 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1931 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1933 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1934 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1936 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1937 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1940 2005-02-12 Ira Rosen <irar@il.ibm.com>
1942 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1944 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1946 (vect_get_base_and_offset): Always return an address.
1947 (vect_create_addr_base_for_vector_ref): Remove treatment for
1948 different data reference types.
1949 (vect_compute_data_ref_alignment): Rename base to base_address in
1950 stmt_vec_info. Get the object in order to force its alignment.
1951 (vect_get_memtag_and_dr): Rename base to base_address in
1952 stmt_vec_info. Extract the object for memtag analysis.
1954 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1956 PR regression/19898.
1957 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1958 changes cc_status, use apply modified_in_p to part of cc_status
1959 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1962 2005-02-11 Richard Henderson <rth@redhat.com>
1964 * tree-complex.c (expand_complex_libcall): New.
1965 (expand_complex_multiplication): Use it for c99 compliance.
1966 (expand_complex_division): Likewise.
1967 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1969 * builtins.c (built_in_names): Remove const.
1970 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1972 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1973 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1974 (built_in_names): Remove const.
1975 * c-common.c (c_common_type_for_mode): Handle complex modes.
1976 * flags.h, toplev.c (flag_complex_method): Rename from
1977 flag_complex_divide_method.
1978 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1979 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1980 * libgcc2.h: Declare them.
1981 * libgcc-std.ver: Export them.
1982 * mklibgcc.in (lib2funcs): Build them.
1984 2005-02-11 Steven Bosscher <stevenb@suse.de>
1986 PR tree-optimization/19876
1987 Partially revert my change from 2005-01-14
1988 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1989 (compute_antic): ...and remove the loop here.
1991 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1994 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1995 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1997 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1998 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2000 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2002 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2003 offsets for the big-endian 32-bit case.
2005 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2007 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2009 2005-02-11 Dale Johannesen <dalej@apple.com>
2011 * cselib.c (cselib_process_insn): Clear out regs where
2012 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2013 * reload.c (find_equiv_reg): Ditto.
2015 2005-02-11 Ian Lance Taylor <ian@airs.com>
2017 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2020 * tree.c (build_function_type_list): Work correctly if there are
2023 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2025 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2026 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2027 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2028 TARGET_ZARCH instead of TARGET_64BIT.
2030 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2032 * config/rs6000/t-rtems:
2033 (MULTILIB_OPTIONS): Remove mcpu=602.
2034 (MUTLILIB_DIRNAMES): Remove m602.
2035 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2036 Let mcpu=602 match mcpu=603.
2037 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2039 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2041 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2044 2005-02-10 David Daney <ddaney@avtrex.com>
2046 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2047 * config/i386/linux-unwind.h: Likewise.
2048 * config/ia64/linux-unwind.h: Likewise.
2049 * config/mips/linux-unwind.h: Likewise.
2050 * config/pa/linux-unwind.h: Likewise.
2051 * config/rs6000/linux-unwind.h: Likewise.
2052 * config/s390/linux-unwind.h: Likewise.
2053 * config/sh/linux-unwind.h: Likewise.
2054 * config/sparc/linux-unwind.h: Likewise.
2056 2005-02-10 Steven Bosscher <stevenb@suse.de>
2058 PR tree-optimization/17549
2059 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2060 TER to replace a DEF with its expression if the DEF and the
2061 rhs of the expression we replace into have the same root
2064 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2066 * config/mips/mips.md: Fix the placement of the match_scratch in the
2069 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2071 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2074 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2076 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2077 (strip_offset): Handle addresses.
2078 (add_address_candidates): Use strip_offset.
2079 (difference_cost): Reflect strip_offset change.
2080 (force_var_cost, difference_cost): Strip nops.
2082 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2084 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2086 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2087 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2088 config/cris/cris-protos.h, config/cris/cris.c: Update
2091 2005-02-10 Jeff Law <law@redhat.com>
2093 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2094 (lookup_avail_expr): Similarly.
2096 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2098 * builtins.c (fold_builtin_powi): New function.
2099 (fold_builtin_1): Call it.
2101 2005-02-10 Steven Bosscher <stevenb@suse.de>
2103 PR documentation/19309
2104 * doc/cpp.texi: The __GNUC__ and related predefined macros
2105 are also defined for the "standalone" cpp.
2106 Some non-GCC compilers may also define __GNUC__.
2108 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2111 * c-typeck.c (common_type): New routine. Old common_type renamed
2113 (c_common_type): ...this.
2114 (build_conditional_expr, build_binary_op): Use c_common_type instead
2117 2005-02-10 Steven Bosscher <stevenb@suse.de>
2119 * doc/md.texi: Replace @samp{length} with @code{length}.
2121 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2123 PR tree-optimization/18687
2124 * tree-flow.h (find_loop_niter): Declare.
2125 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2126 Try using scev even for loops with more than one exit.
2127 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2128 (struct ivopts_data): Added niters field.
2129 (struct nfe_cache_elt): New.
2130 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2132 (tree_ssa_iv_optimize_init): Initialize niters cache.
2133 (determine_number_of_iterations): Removed.
2134 (find_induction_variables): Do not call determine_number_of_iterations.
2135 Access niters for single exit through niter_for_single_dom_exit.
2136 (add_iv_outer_candidates): Access niters for single exit through
2137 niter_for_single_dom_exit.
2138 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2139 number_of_iterations_cond.
2140 (iv_period): New function.
2141 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2142 (may_replace_final_value): Take data argument. Use
2143 niter_for_single_dom_exit.
2144 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2145 (rewrite_use_compare): Pass data to may_eliminate_iv.
2146 (rewrite_use_outer): Pass data to may_replace_final_value.
2147 (free_loop_data): Clean up the niters cache.
2148 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2149 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2150 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2151 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2152 (num_ending_zeros): Moved to tree.c.
2153 * tree.h (num_ending_zeros): Declare.
2154 * tree.c (num_ending_zeros): Moved from tree.c.
2156 2005-02-09 Richard Henderson <rth@redhat.com>
2158 * builtins.c (DEF_BUILTIN): Add COND argument.
2159 * tree.h (DEF_BUILTIN): Likewise.
2160 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2161 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2163 (DEF_BUILTIN_STUB): New.
2164 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2165 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2166 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2167 * c-common.c (DEF_BUILTIN): Add COND argument.
2168 * tree.c (local_define_builtin): New.
2169 (build_common_builtin_nodes): New.
2171 2005-02-09 Roger Sayle <roger@eyesopen.com>
2173 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2174 floating point expression ignoring the sign of the result.
2175 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2176 (fold) <MULT_EXPR>: Use it to simplify x*x.
2177 * tree.h (fold_strip_sign_ops): Prototype here.
2178 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2179 argument. Use fold_strip_sign_ops to simplify the first argument.
2180 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2181 first argument when the second argument is an even integer
2182 constant, but only with -funsafe_math_optimizations.
2183 (fold_builtin_1): Update call to fold_builtin_copysign.
2185 2005-02-09 Ian Lance Taylor <ian@airs.com>
2188 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2189 just check whether EH_FILTER_FAILURE falls through.
2191 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2193 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2194 insns return to ready list in the next turn.
2196 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2199 * builtins.def: New __builtin_powi[lf].
2200 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2201 (expand_builtin_powi): New function.
2202 (expand_builtin): Dispatch to expand_builtin_powi.
2203 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2204 * libgcc2.c: Add __builtin_powi[lf] implementation.
2205 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2206 * optabs.h: Add powi_optab.
2207 * optabs.c (init_optabs): Initialize powi_optab.
2208 * doc/extend.texi: Document __builtin_powi[lf].
2210 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2212 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2215 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2218 * fold-const.c (try_move_mult_to_index): Remove redundant
2219 type argument. Create ADDR_EXPR with correct type.
2220 (fold): Update callers of try_move_mult_to_index. Convert
2221 result to the appropriate type.
2223 2005-02-09 Roger Sayle <roger@eyesopen.com>
2226 * config/avr/avr.c (default_rtx_costs): Delete.
2227 (avr_operand_rtx_cost): New function.
2228 (avr_rtx_costs): Completely rewrite.
2230 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2233 * config/cris/cris.c (in_code): New variable.
2234 (cris_output_addr_const): Now a static function, a wrapper for
2236 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2237 case from old cris_output_addr_const.
2238 (cris_asm_output_label_ref): Similar for LABEL_REF.
2239 (cris_output_addr_const_extra): Similar for UNSPEC.
2240 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2241 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2242 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2244 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2245 (cris_asm_output_label_ref): Declare.
2247 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2249 PR preprocessor/19801
2250 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2251 filenames that changed when libcpp was moved to the toplevel.
2253 2005-02-07 Roger Sayle <roger@eyesopen.com>
2255 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2256 zero extensions of BImode operands. Call lowpart_subreg instead
2257 of gen_lowpart_common and gen_lowpart_SUBREG.
2259 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2262 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2263 * configure.ac: Set cc_for_cross_gnattools.
2264 * configure: Regenerate.
2266 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2269 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2271 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2274 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2275 of nested functions.
2277 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2279 * doc/extend.texi: Document deprecated extensions allowing
2280 static floating-point members to have initializers and allowing
2281 floating-point literals in integral constant expressions.
2283 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2285 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2286 config/darwin7.h, config/mips/mips.c,
2287 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2290 * cse.c: Update comments.
2292 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2295 * builtins.c (fold_builtin_sqrt): Transform
2296 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2299 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2300 Dorit Naishlos <dorit@il.ibm.com>
2302 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2303 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2304 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2306 * tree.h (vect_set_verbosity_level): New extern function declaration
2308 * tree-vectorizer.h (verbosity_levels): New enum type.
2309 * tree-vectorizer.c (vect_debug_stats): Function removed.
2310 (vect_debug_details): Likewise.
2311 (vect_verbosity_level): Global variable was defined and initialized.
2312 (vect_dump): Global variable definition.
2313 (vect_print_dump_info): New function.
2314 (vect_set_dump_settings): New function.
2315 (vect_set_verbosity_level): New function.
2316 (vectorize_loops): Add call to vect_set_dump_settings.
2318 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2319 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2320 (slpeel_tree_peel_loop_to_edge): Likewise.
2322 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2323 appropriate verbosity level instead of call to vect_debug_details
2324 or vect_debug_stats.
2325 (vect_get_base_and_offset):
2326 (vect_create_addr_base_for_vector_ref):
2327 (get_vectype_for_scalar_type):
2328 (vect_create_data_ref_ptr):
2330 (vect_get_vec_def_for_operand):
2331 (vect_finish_stmt_generation):
2332 (vectorizable_assignment):
2333 (vectorizable_operation):
2334 (vectorizable_store):
2335 (vectorizable_load):
2336 (vect_transform_stmt):
2337 (vect_update_ivs_after_vectorizer):
2338 (vect_do_peeling_for_loop_bound):
2339 (vect_update_inits_of_drs):
2340 (vect_do_peeling_for_alignment):
2341 (vect_transform_loop):
2342 (vect_is_simple_use):
2343 (vect_analyze_operations):
2344 (vect_is_simple_iv_evolution):
2345 (vect_analyze_scalar_cycles):
2346 (vect_analyze_data_ref_dependence):
2347 (vect_analyze_data_ref_dependences):
2348 (vect_compute_data_ref_alignment):
2349 (vect_enhance_data_refs_alignment):
2350 (vect_analyze_data_refs_alignment):
2351 (vect_analyze_data_ref_access):
2352 (vect_analyze_data_ref_accesses):
2353 (vect_analyze_pointer_ref_access):
2354 (vect_get_memtag_and_dr):
2355 (vect_analyze_data_refs):
2356 (vect_mark_relevant):
2357 (vect_stmt_relevant_p):
2358 (vect_mark_stmts_to_be_vectorized):
2359 (vect_can_advance_ivs_p):
2360 (vect_get_loop_niters):
2361 (vect_analyze_loop_form):
2362 (vect_analyze_loop):
2363 (vectorize_loops): Likewise.
2365 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2366 (vect_update_inits_of_drs):
2367 (vect_do_peeling_for_alignment):
2368 (vect_transform_loop):
2369 (vect_analyze_operations):
2370 (vect_analyze_scalar_cycles):
2371 (vect_analyze_data_ref_dependences):
2372 (vect_analyze_data_refs_alignment):
2373 (vect_analyze_data_ref_accesses):
2374 (vect_analyze_data_refs):
2375 (vect_mark_stmts_to_be_vectorized):
2376 (vect_get_loop_niters):
2377 (vect_analyze_loop_form):
2378 (vect_analyze_loop): Likewise.
2379 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2381 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2385 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2386 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2387 either -ffast-math or -funsafe-math-optimizations is in use.
2389 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2390 * config/mips/irix-csr.c: New file.
2391 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2392 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2393 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2396 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2398 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2399 redundant, incorrect definitions.
2401 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2403 ("*tls_indirect_call"): New, reference hard regs directly.
2404 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2406 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2408 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2409 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2411 2005-02-06 Roger Sayle <roger@eyesopen.com>
2413 PR rtl-optimization/19800
2414 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2415 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2418 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2420 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2422 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2425 * doc/invoke.texi: Correct documentation of -freorder-functions.
2427 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2430 * doc/invoke.texi: Don't mention gccbug.
2432 2005-02-06 Roger Sayle <roger@eyesopen.com>
2433 Andrew Pinski <pinskia@physics.uc.edu>
2434 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2436 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2437 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2438 into just (zero_extract:SI FOO (const_int 1) BAR).
2440 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2442 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2443 macro locally. Don't give last revision date. Use GCC version
2444 number from gcc-common.texi.
2445 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2446 revision date. Use GCC version number from gcc-common.texi.
2447 Describe being a library as current state rather than as 3.x
2449 * doc/gcc.texi: Remove last update date.
2450 * doc/gccint.texi: Likewise. Update copyright dates.
2451 * doc/install.texi: Update copyright dates.
2453 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2456 * doc/invoke.texi: Mention for each option included in -Wall that
2457 it is included in -Wall.
2458 * doc/gcc.texi: Update copyright and last modification date.
2460 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2462 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2463 unnecessary cast to original induction variable increments.
2465 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2467 PR tree-optimization/18219
2468 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2469 in distributed form.
2471 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2473 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2474 Set bitpos and offset later in the function. Do nothing if the
2475 target is a register and if the bitfield lies completely outside
2477 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2478 here. Return an uninitialised register if the source value is stored
2479 in a register and the bitfield lies completely outside that register.
2481 2005-02-06 Steven Bosscher <stevenb@suse.de>
2483 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2486 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2488 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2490 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2492 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2493 * config/darwin8.h: New.
2494 * config/darwin7.h: Update comment.
2496 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2497 Dorit Naishlos <dorit@il.ibm.com>
2499 * tree-vectorizer.h (LOC): New type.
2500 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2501 (loop_line_number): New field in struct _loop_vec_info.
2502 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2504 * tree-vectorizer.c (input.h): Included.
2505 (find_loop_location): New function.
2506 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2507 loop line number removed.
2508 (vect_debug_details): Likewise.
2509 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2511 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2512 call to vect_debug_details/stats changed from loop to loop_loc.
2513 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2514 (slpeel_tree_peel_loop_to_edge): Likewise.
2516 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2517 changed from NULL to UNKNOWN_LOC.
2518 (vect_get_base_and_offset):
2519 (vect_create_addr_base_for_vector_ref):
2520 (get_vectype_for_scalar_type):
2521 (vect_create_data_ref_ptr):
2523 (vect_get_vec_def_for_operand):
2524 (vect_finish_stmt_generation):
2525 (vectorizable_assignment):
2526 (vectorizable_operation):
2527 (vectorizable_store):
2528 (vectorizable_load):
2529 (vect_transform_stmt):
2530 (vect_update_ivs_after_vectorizer):
2531 (vect_do_peeling_for_loop_bound):
2532 (vect_do_peeling_for_alignment):
2533 (vect_transform_loop):
2534 (vect_is_simple_use):
2535 (vect_analyze_operations):
2536 (vect_is_simple_iv_evolution):
2537 (vect_analyze_scalar_cycles):
2538 (vect_analyze_data_ref_dependences):
2539 (vect_compute_data_ref_alignment):
2540 (vect_enhance_data_refs_alignment):
2541 (vect_analyze_data_ref_access):
2542 (vect_analyze_data_ref_accesses):
2543 (vect_analyze_pointer_ref_access):
2544 (vect_get_memtag_and_dr):
2545 (vect_analyze_data_refs):
2546 (vect_mark_relevant):
2547 (vect_stmt_relevant_p):
2548 (vect_mark_stmts_to_be_vectorized):
2549 (vect_can_advance_ivs_p):
2550 (vect_get_loop_niters):
2551 (vect_analyze_loop):
2552 (vectorize_loops): Likewise.
2554 (vectorizable_load): Argument in call to vect_debug_details/stats
2555 changed from loop to LOOP_LOC (loop_vinfo).
2556 (vect_transform_loop):
2557 (vect_analyze_operations):
2558 (vect_analyze_scalar_cycles):
2559 (vect_analyze_data_ref_dependence):
2560 (vect_enhance_data_refs_alignment):
2561 (vect_analyze_data_ref_accesses):
2562 (vect_analyze_pointer_ref_access):
2563 (vect_analyze_data_refs):
2564 (vect_analyze_loop): Likewise.
2566 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2567 changed from loop to loop_loc.
2569 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2571 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2572 Dorit Naishlos <dorit@il.ibm.com>
2574 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2576 (vect_analyze_data_ref_dependences): Likewise.
2578 (vect_is_simple_use): Argument changed from loop structure to
2579 loop_vect_info structure.
2580 (vect_can_advance_ivs_p): Likewise.
2581 (vect_create_index_for_vector_ref): Likewise.
2582 (vect_update_ivs_after_vectorizer): Likewise.
2583 (new_stmt_vec_info): Likewise.
2585 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2586 changed from loop to loop_vinfo.
2587 (vect_create_data_ref_ptr): First argument in call to
2588 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2589 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2590 was changed from loop to loop_vinfo.
2591 (vectorizable_operation): Likewise.
2592 (vectorizable_store): Likewise.
2593 (vect_mark_stmts_to_be_vectorized): Likewise.
2594 (vect_do_peeling_for_loop_bound): First argument in call to
2595 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2596 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2597 was changed from loop to loop_vinfo.
2598 (vect_analyze_data_ref_dependences): Third argument in call to
2599 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2601 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2602 (vect_create_data_ref_ptr): Likewise.
2603 (vect_init_vector): Likewise.
2604 (vect_get_vec_def_for_operand): Likewise.
2605 (vectorizable_assignment): Likewise.
2606 (vectorizable_operation): Likewise.
2607 (vectorizable_store): Likewise.
2608 (vectorizable_load): Likewise.
2609 (vect_update_ivs_after_vectorizer): Likewise.
2610 (vect_is_simple_use): Likewise.
2611 (vect_analyze_data_ref_dependence): Likewise.
2612 (vect_analyze_pointer_ref_access): Likewise.
2613 (vect_can_advance_ivs_p): Likewise.
2615 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2616 before _stmt_vec_info.
2617 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2618 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2619 (new_stmt_vec_info): Argument changed from loop structure to
2620 loop_vect_info structure
2622 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2623 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2624 (vect_create_addr_base_for_vector_ref): Likewise.
2625 (vect_analyze_pointer_ref_access): Likewise.
2627 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2630 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2631 phi flag if the phi is abnormal.
2633 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2636 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2637 information for the new statement.
2639 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2642 * gcc.c (main): Include the target in -v output.
2644 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2646 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2647 Do not drop the extend if we'd have to add a paradoxical subreg
2648 later. Include optabs.h and insn-codes.h.
2649 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2651 2005-02-02 Roger Sayle <roger@eyesopen.com>
2654 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2655 * fold-const.c (const_binop): Avoid constant folding floating
2656 point operations in modes that use composite representations.
2657 * simplify-rtx.c (simplify_binary_operation): Likewise.
2659 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2661 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2663 (altivec_dstt): Likewise.
2664 (altivec_dstst): Likewise.
2665 (altivec_dststt): Likewise.
2666 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2669 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2671 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2672 EXPR_LOCUS from orig_cond to the new cond_stmt.
2673 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2676 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2678 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2679 standard_iv_increment_position. Remove call to bsi_next
2680 (no need to bump the iterator anymore).
2681 (vect_create_index_for_vector_ref): Call
2682 standard_iv_increment_position. Remove second function argument.
2683 (vect_finish_stmt_generation): Remove call to bsi_next
2684 (no need to bump the iterator anymore).
2685 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2686 to vect_create_index_for_vector_ref.
2688 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2690 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2691 phis are used out of the loop.
2693 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2696 * c-decl.c (undef_nested_function): New variable.
2697 (pop_scope): Diagnose undefined nested functions.
2698 (finish_function): Don't attempt cgraph processing or genericizing
2699 if current top-level function contained an undefined nested
2700 function. Reset undef_nested_function at the end of a top-level
2703 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2705 * tree.c (build_int_cst_type): Take sign of the value into account
2706 when deciding whether sign extend the value.
2708 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2711 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2712 (cpp_options, cc1_options): Change %{std*&ansi} to
2713 %{std*&ansi&trigraphs}.
2715 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2717 * cse.c: Update comments.
2719 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2721 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2722 arguments go on the stack. Do not put complex doubles in odd/even
2725 2005-02-02 Steven Bosscher <stevenb@suse.de>
2727 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2728 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2729 -ftree-pre, and -fthread-jumps.
2731 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2733 PR tree-optimization/19578
2734 * tree-flow.h (modified_noreturn_calls): Declare.
2735 (noreturn_call_p): Declare.
2736 * tree-flow-inline.h (noreturn_call_p): New function.
2737 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2738 * tree-cfg.c (modified_noreturn_calls): New variable.
2739 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2740 that contain a mid-block noreturn call.
2741 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2743 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2745 * df.c (df_def_record_1, df_uses_record): Don't use
2747 * df.h (DF_FOR_REGALLOC): Remove.
2749 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2752 * c-typeck.c (really_start_incremental_init): Reset
2753 constructor_max_index for arrays of incomplete type.
2755 2005-02-02 Jeff Law <law@redhat.com>
2757 * gcse.c (struct reg_set): Store the block index where the register
2758 was set rather than the setting insn.
2759 (record_one_set, compute_transp): Corresponding changes.
2760 (pre_insert_copy_insn): Do not call replace_one_set.
2761 (replace_one_set): Remove.
2763 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2766 * doc/gcov.texi: Fix typo.
2768 2005-02-01 Richard Henderson <rth@redhat.com
2771 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2772 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2774 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2775 * config/i386/i386-protos.h: Update.
2777 2005-02-01 Steven Bosscher <stevenb@suse.de>
2779 PR tree-optimization/19217
2780 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2781 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2782 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2783 that it is walking a PHI node.
2785 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2787 * doc/extend.texi (Nested Functions): Update.
2789 2005-02-01 Richard Henderson <rth@redhat.com>
2792 * optabs.c (expand_copysign_absneg): Export.
2793 * optabs.h (expand_copysign_absneg): Declare.
2794 * config/rs6000/rs6000.md (copysigntf3): New.
2796 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2798 PR tree-optimization/19633
2799 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2800 * tree-ssa-alias.c (init_alias_info): Initialize.
2801 (merge_pointed_to_info): Set.
2802 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2803 (dump_points_to_info_for): Show value of pt_null.
2804 (struct count_ptr_d): Declare.
2805 (find_ptr_dereference): Remove.
2806 (ptr_is_dereferenced_by): Remove.
2807 (count_ptr_derefs): New local function.
2808 (count_uses_and_derefs): New local function.
2809 (compute_points_to_and_addr_escape): Call it. If the number
2810 of dereferences is greater than zero, mark the pointer as
2811 dereferenced. If there are fewer dereferences than uses of
2812 the pointer, the pointer's value escapes.
2814 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2816 PR tree-optimization/19670
2817 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2819 (verify_use): ... set it here, instead.
2821 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2823 * doc/sourcebuild.texi (Test directives): Fix formatting.
2825 * doc/sourcebuild.texi (Test directives): Describe selector
2828 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2830 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2831 specific 64-bit CPUs.
2833 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2836 * arm.c (arm_eliminable_register): New function.
2837 (adjacent_mem_locations): Don't allow eliminable registers. Use
2838 HOST_WIDE_INT for address offsets.
2839 * arm-protos.h (arm_eliminable_register): Add prototype.
2841 2005-02-01 Steven Bosscher <stevenb@suse.de>
2843 PR optimization/15242
2844 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2845 * basic-block.h (duplicate_computed_gotos): Add prototype.
2846 * bb-reorder.c (duplicate_computed_gotos): New function to
2847 duplicate sufficiently small blocks ending in a computed jump.
2848 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2849 if not optimizing for size.
2850 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2851 never do tail merging for blocks ending in a computed jump.
2852 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2854 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2856 Patch from Richard Sandiford <rsandifo@redhat.com>
2857 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2858 from inheriting a subreg equivalence with a non-spill register.
2860 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2862 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2864 * config/frv/frv.c (movcc_fp_destination_operand): New.
2865 (gpr_or_memory_operand): Fix typo in comment.
2866 (gpr_or_memory_operand_with_scratch): New.
2867 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2868 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2869 movcc_fp_destination_operand.
2870 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2871 Legitimize memory addresses using a scratch register.
2873 2005-01-31 Jeff Law <law@redhat.com>
2875 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2876 bitmap a sparse bitmap instead of a simple bitmap.
2877 (mark_def_sites_initialize_block): Corresponding changes.
2878 (ssa_mark_def_sites_initialize_block): Likewise.
2879 (ssa_mark_phi_uses): Likewise.
2880 (mark_def_site, ssa_mark_def_sites): Likewise.
2881 (mark_def_site_blocks): Likewise.
2882 (rewrite_ssa_into_ssa): Likewise.
2884 * tree-ssa-dom.c (record_cond): Pass correct variable type
2885 for last argument to htab_find_slot_with_hash.
2887 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2888 effects when optimizing 0 % X. Do not try to optimize X % 0.
2890 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2892 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2895 2005-02-01 Eric Christopher <echristo@redhat.com>
2897 * config/mips/mips.c (override_options): Warn if -mint64
2899 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2902 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2904 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2906 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2907 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2908 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2909 (cached_regno): Initialize to INVALID_REGNUM.
2910 (cse_reg_info_table_size,
2911 cse_reg_info_table_first_uninitialized,
2912 cse_reg_info_timestamp): New.
2913 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2915 (init_cse_reg_info, get_cse_reg_info_1): New.
2916 (get_cse_reg_info): Cache the last look-up.
2917 (new_basic_block): Update the code to clear mappings from
2918 registers to cse_reg_info entries.
2919 (cse_main): Call init_cse_reg_info.
2921 * cse.c (get_cse_reg_info): Update a comment.
2923 2005-01-31 Steven Bosscher <stevenb@suse.de>
2926 * c-decl.c (start_decl): Do not warn about arrays of elements with
2927 an incomplete type here.
2928 (grokdeclarator): Do it here by making a pedwarn an error.
2929 * c-typeck.c (push_init_level): If there were previous errors with
2930 the constructor type, do not warn about braces for initializers.
2931 (process_init_element): Likewise for excess initializer elements.
2933 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2935 * cse.c (delete_trivially_dead_insn): Don't iterate.
2937 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2939 * config/rs6000/rs6000.md (copysignsf3): New expand.
2940 (copysigndf3): Likewise.
2942 2005-01-31 Steven Bosscher <stevenb@suse.de>
2944 * recog.c (constrain_operands): Only look for earlyclobber operand
2945 conflicts if an '&' constraint was seen.
2947 2005-01-31 Marc Espie <espie@openbsd.org>
2949 * config.gcc: Don't include embedded systems fragment, switches default
2950 debugging format to ELF.
2951 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2952 longer pick it up there.
2954 2005-01-31 Dale Johannesen <dalej@apple.com>
2956 * doc/extend.texi (nested functions): Fix linkage description.
2957 Clarify that static is not allowed.
2959 2005-01-31 Dale Johannesen <dalej@apple.com>
2961 * config/rs6000/darwin.md (movsf_low_di): Make work.
2962 (movdf_low_di): Make work.
2964 2005-01-31 Dale Johannesen <dalej@apple.com>
2966 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2967 Make work for 64 bit.
2969 2005-01-31 Roger Sayle <roger@eyesopen.com>
2970 Dale Johannesen <dalej@apple.com>
2973 * fold-const.c (fold_binary_op_with_conditional_arg):
2974 Make types match original operands, before STRIP_NOPS.
2976 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2978 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2979 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2980 (struct gcc_sigcontext): Delete. Merge contents to..
2981 (struct gcc_ucontext): ..here.
2982 (get_sigcontext): Delete.
2983 (get_regs): New function, like get_sigcontext but return regs ptr.
2984 64-bit version finds regs from r1 to support vdso.
2985 (ppc_linux_aux_vector): New function.
2986 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2989 2005-01-31 Ira Rosen <irar@il.ibm.com>
2991 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2993 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2994 redundant fold. Fix misalignment for MINUS_EXPR.
2995 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2996 (vect_analyze_pointer_ref_access): Likewise.
2997 (vect_get_memtag_and_dr): Likewise.
2999 2005-01-31 Richard Henderson <rth@redhat.com>
3001 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3002 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3003 absnegdf2_i387, absnegxf2_i387): Likewise.
3005 2005-01-31 Richard Henderson <rth@redhat.com>
3008 * optabs.c (expand_copysign_absneg): New.
3009 (expand_copysign_bit): Split out from ...
3010 (expand_copysign): ... here. Use expand_copysign_absneg.
3012 2005-01-30 Roger Sayle <roger@eyesopen.com>
3015 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3016 constant as the second operand and a register as the third.
3018 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3021 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3022 that dllimport'd functions do not use all call-clobbered registers
3025 2005-01-30 Richard Henderson <rth@redhat.com>
3028 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3029 expand_abs_nojump and generalize. Use operand_subword and
3030 emit_no_conflict_block. Support large modes.
3031 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3033 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3034 negation to subtraction.
3035 (expand_copysign): Check that the format has signed zeros.
3036 Use operand_subword and emit_no_conflict_block. Support large modes.
3038 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3040 Fix PR tree-optimization/19624
3042 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3043 * tree-ssa-pre.c: Add cfgloop.h.
3045 (pre_stats): New member, constified.
3046 (inserted_exprs): New static variable.
3047 (NECESSARY): New macro.
3048 (create_expression_by_pieces): Fold the expression, and
3049 mark it as defaulting to not necessary. Also put in
3051 (fully_constant_expression): New function.
3052 (insert_into_preds_of_block): Modify to not insert phis when we
3053 are playing with induction variables.
3054 Push phis onto the inserted_exprs vector, and mark them as not
3055 necessary by default.
3056 (insert_aux): Call fully_constant_expression on eprime.
3057 If all edges produce the same value, mark it constant.
3058 (mark_operand_necessary): New function.
3059 (remove_dead_inserted_code): New function.
3060 (init_pre): Init loop optimizer to get loop info.
3061 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3062 (execute_pre): Commit edge inserts, then remove dead code.
3064 2005-01-30 Richard Henderson <rth@redhat.com>
3066 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3067 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3069 2005-01-30 Richard Henderson <rth@redhat.com>
3072 * config/i386/i386.c (ix86_expand_copysign): New.
3073 (ix86_split_copysign_const): New.
3074 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3075 rearrange op1/nmask operands.
3076 * config/i386/i386-protos.h: Update.
3077 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3078 (copysigndf3): Likewise.
3079 (copysignsf3_const, copysigndf3_const): New.
3080 (copysignsf3_var): Rename from copysignsf3, split out splitter
3081 and fix split predicate for X constraint.
3082 (copysigndf3_var): Similarly.
3084 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3086 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3087 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3088 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3090 2005-01-29 Richard Henderson <rth@redhat.com>
3093 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3094 of # and * in constraints.
3096 2005-01-29 Richard Henderson <rth@redhat.com>
3099 * expr.c (store_field): Don't strip sub-mode cast when the input
3100 data is even smaller.
3102 2005-01-29 Richard Henderson <rth@redhat.com>
3105 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3108 2005-01-29 Richard Henderson <rth@redhat.com>
3110 * combine.c (make_field_assignment): Fix argument order
3113 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3115 PR tree-optimization/15791
3116 * fold-const.c (extract_array_ref): New function.
3117 (fold): Fold comparisons between &a[i] and &a[j] or
3118 semantically equivalent trees.
3120 2005-01-29 Jeff Law <law@redhat.com>
3122 * gcse.c (insert_expr_in_table): Revamp handling of available
3123 and anticipatable occurrence lists to avoid unnecessary list
3125 (insert_set_in_table): Similarly.
3127 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3129 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3131 (c_build_qualified_type): Build qualified array types with
3132 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3133 * c-decl.c (c_make_fname_decl): Build unqualified array type
3134 before qualified type.
3135 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3136 type is qualified, not just if type itself is. Don't apply
3137 qualifiers to array type when declarator is processed. Apply
3138 qualifiers to field type whether or not it is an array type.
3139 Don't handle array types specially for applying qualifiers to
3141 * c-typeck.c (composite_type): Build unqualified element type and
3142 array type when forming composite of array types.
3143 (common_pointer_type, comptypes, comp_target_types,
3144 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3145 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3147 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3148 (args2) in variables a1 and a2.
3150 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3152 * cse.c (n_elements_made, max_elements_made): Remove.
3153 (insert): Don't touch n_elements_made.
3154 (cse_main): Don't touch n_elements_made or max_elements_made.
3156 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3159 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3160 configuration part of dp-bit.c to be lost.
3162 2005-01-28 Roger Sayle <roger@eyesopen.com>
3164 * expmed.c (expand_mult_highpart_optab): When attempting to use
3165 a non-widening multiplication in a wider mode, the operands need
3166 to be converted (zero or sign extended) to that mode.
3168 2005-01-28 Ian Lance Taylor <ian@airs.com>
3172 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3173 through if both operands fall through.
3175 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3177 * cse.c (fold_rtx) <PC>: Don't optimize.
3179 2005-01-28 Jeff Law <law@redhat.com>
3181 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3182 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3184 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3186 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3187 cse_reg_info_used_list_end): Remove.
3188 (cse_reg_info_list, cse_reg_info_list_free): New.
3189 (get_cse_reg_info): When allocating an instance of
3190 cse_reg_info, add it to the beginning of the cse_reg_info_list
3191 list. Remove code to maintain cse_reg_info_used_list.
3192 (new_basic_block): Reset the free list to the beginning of
3195 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3197 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3198 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3199 (frv_expand_mdpackh_builtin): New function.
3200 (frv_expand_builtin): Use it to expand __MDPACKH.
3201 * doc/extend.texi (__MDPACKH): Update documentation.
3203 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3205 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3206 SSE_FLOAT_MODE_P for use_sse computation.
3208 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3211 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3213 2005-01-27 Richard Henderson <rth@redhat.com>
3215 * builtins.c (expand_builtin_copysign): New.
3216 (expand_builtin): Call it.
3217 * genopinit.c (optabs): Add copysign_optab.
3218 * optabs.c (init_optabs): Initialize it.
3219 (expand_copysign): New.
3220 * optabs.h (OTI_copysign, copysign_optab): New.
3221 (expand_copysign): Declare.
3223 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3224 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3226 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3227 (ix86_expand_fp_absneg_operator): ... here.
3228 (ix86_split_copysign): New.
3229 * config/i386/i386-protos.h: Update.
3230 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3231 (copysignsf3, copysigndf3): New.
3233 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3234 (copysignsf3, ncopysignsf3): New.
3235 (copysigndf3, ncopysigndf3): New.
3236 (copysignxf3, ncopysignxf3): New.
3237 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3239 2005-01-27 Arend Bayer <arend.bayer@web.de>
3240 Kazu Hirata <kazu@cs.umass.edu>
3242 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3243 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3244 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3247 2005-01-27 Jeff Law <law@redhat.com>
3249 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3250 definitions of SSA_NAMEs which are not being rewritten.
3251 (rewrite_ssa_into_ssa): Only initialize the current definition
3252 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3253 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3254 SSA_NAMEs before returning.
3256 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3258 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3259 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3260 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3261 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3262 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3264 2005-01-27 Steven Bosscher <stevenb@suse.de>
3267 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3268 higher to -O2 and higher. Likewise for tree PRE.
3269 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3272 2005-01-27 Ian Lance Taylor <ian@airs.com>
3275 * gimple-low.c (try_catch_may_fallthru): New static function.
3276 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3277 * tree-inline.c (expand_call_inline): Don't warn about reaching
3278 the end of a non-void function being inlined if the function uses
3281 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3283 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3286 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3287 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3288 (implicitly_declare): Handle error_mark_node.
3290 2005-01-27 Richard Henderson <rth@redhat.com>
3293 * tree.h (struct tree_decl): Add debug_expr_is_from.
3294 (DECL_DEBUG_EXPR_IS_FROM): New.
3295 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3296 * dwarf2out.c (dwarf2out_var_location): Update to match.
3297 * tree-outof-ssa.c (create_temp): Likewise.
3298 * var-tracking.c (track_expr_p): Likewise.
3299 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3300 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3301 * toplev.c (default_tree_printer): Likewise.
3303 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3305 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3306 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3308 2005-01-27 Steven Bosscher <stevenb@suse.de>
3310 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3311 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3312 ASM_CLOBBERS): Add tree checks.
3314 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3315 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3316 * c-common.def (SWITCH_STMT): Update to match.
3317 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3318 macros instead of SWITCH_EXPR ones.
3319 * c-dump.c (c_dump_tree): Likewise.
3320 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3321 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3323 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3325 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3327 * unwind-dw2.c (execute_stack_op): Add missing cases for
3328 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3330 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3332 * config.gcc (Obsolete configurations): Remove 'dummy', add
3333 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3336 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3338 PR tree-optimization/19633
3339 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3341 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3342 are no call-clobbered variables.
3343 * tree-outof-ssa.c (check_replaceable): Return false for calls
3346 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3348 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3349 even for variables with NULL DECL_INITIAL.
3351 2005-01-26 Stuart Hastings <stuart@apple.com>
3353 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3355 2005-01-26 Richard Henderson <rth@redhat.com>
3358 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3360 * expr.c (store_field): Strip conversions to odd-bit-sized types
3361 if the destination field width matches.
3363 2005-01-26 Richard Henderson <rth@redhat.com>
3365 * c-decl.c, expmed.c, expr.c: Revert last change.
3367 2005-01-26 Richard Henderson <rth@redhat.com>
3370 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3372 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3373 if we don't need the bits above those present in the current mode.
3374 * expr.c (store_field): Strip conversions to odd-bit-sized types
3375 if the destination field width matches.
3377 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3379 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3380 either -ffast-math or -funsafe-math-optimizations is in use.
3382 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3386 * config/avr/avr.c (notice_update_cc): Only set condition code for
3387 ashrqi3 if shift count > 0.
3388 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3389 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3390 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3391 count <= 0 as a no-op, and shift count >= width by copying zero
3392 or sign bit to all bits of the result.
3393 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3394 count, with attribute "length" set to 0 and "cc" set to "none".
3396 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3398 * doc/invoke.texi: Document -mTLS.
3400 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3401 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3402 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3403 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3404 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3405 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3406 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3407 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3409 * configure.ac: Check for a TLS capable gas.
3411 * configure: Regenerate.
3413 2005-01-26 Richard Henderson <rth@redhat.com>
3416 * combine.c (make_field_assignment): Simplify store to zero_extract
3417 from a source with an overlapping mask.
3419 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3421 2004-11-11 Eric Christopher <echristo@redhat.com>
3423 * config/frv/frv.md: Add fr400_integer automaton. Don't
3424 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3427 2005-01-26 Steven Bosscher <stevenb@suse.de>
3430 * cfgbuild.c (make_edges): Do not clear or set
3431 current_function_has_computed_jump.
3432 * function.h (struct function): Remove the has_computed_jump field.
3433 (current_function_has_computed_jump): Do not define.
3434 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3435 in a computed jump. Ignore current_function_has_computed_jump.
3437 2005-01-26 Richard Henderson <rth@redhat.com>
3440 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3441 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3443 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3444 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3445 objects into static storage if they have more than one non-zero value.
3446 * tree.h (categorize_ctor_elements): Update decl.
3448 2005-01-26 Steven Bosscher <stevenb@suse.de>
3451 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3452 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3453 to this function from 2004-07-10.
3454 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3455 the current function for tail call optimizations if the address
3456 of one of it its arguments is taken.
3458 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3460 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3462 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3464 * function.c (expand_function_end): If current_function_calls_alloca,
3465 emit stack restore in a place that is reached when the function falls
3468 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3470 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3471 rule to avoid matching inappropriate suffix rule.
3473 2005-01-26 Jan Hubicka <jh@suse.cz>
3475 PR tree-optimization/19241
3476 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3478 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3480 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3481 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3483 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3484 <sim*>: Always use crt1.o, regardless of N in simN.
3485 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3486 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3487 (CRT_CALL_STATIC_FUNCTION): Remove.
3488 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3489 use crt1.o, regardless of N in simN.
3490 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3491 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3492 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3493 case isystem setting.
3494 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3496 2005-01-25 Ian Lance Taylor <ian@airs.com>
3498 * gimple-low.c (block_may_fallthru): Correct handling of
3499 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3501 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3503 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3504 handlers to match indentation; nested under the mtune=* handler.
3505 Similar for mcpu= and march=.
3507 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3509 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3510 * config/mips/linux64.h (LIB_SPEC): Likewise.
3511 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3512 * config/sh/linux.h (LIB_SPEC): Likewise.
3514 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3516 * config/frv/frv.c (frv_legitimize_tls_address): New.
3517 (TARGET_HAVE_TLS): Define.
3518 (FRV_SYMBOL_REF_TLS_P): Define.
3519 (frv_override_options): Handle new register classes.
3520 (frv_legitimate_address_p): Reject tls addresses.
3521 (frv_legitimize_address): Handle TLS addresses.
3522 (gen_inlined_tls_plt): New.
3524 (frv_legitimize_tls_address): New.
3525 (unspec_got_name): Add TLS entries.
3526 (got12_operand): Add R_FRV_TLSMOFF12 case.
3527 (frv_emit_move): Fixup TLS addresses.
3528 (frv_emit_movsi): Legitimize TLS addresses.
3530 * config/frv/frv.h (MASK_BIG_TLS): New.
3531 (TARGET_BIG_TLS): New.
3532 (HAVE_AS_TLS): Define.
3533 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3534 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3535 (REG_CLASS_NAMES): Same.
3536 (REG_CLASS_CONTENTS): Same.
3537 (CONSTRAINT_LEN): New.
3538 (REG_CLASS_FROM_CONSTRAINT): New.
3539 (PREDICATE_CODES): Add symbolic_operand.
3541 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3542 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3543 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3544 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3545 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3546 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3547 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3548 GR9_REG, GR14_REG, LRREG.
3549 (type): Add load_or_call attribute.
3550 ("load_or_call"): New reservation.
3551 ("call_gettlsoff"): New.
3552 ("tls_indirect_call"): New.
3553 ("tls_load_gottlsoff12"): New.
3554 ("tlsoff_hilo"): New.
3555 ("tls_tlsdesc_ldd"): New.
3556 ("tls_tlsoff_ld"): New.
3559 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3561 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3563 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3564 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3565 * config/frv/frv.c (TLS_BIAS): Define.
3566 (frv_output_dwarf_dtprel): New.
3568 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3570 PR rtl-optimization/19579
3571 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3572 both A and B, see if they don't clobber registers the other expr uses.
3574 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3576 * real.c (do_add): Initialize signalling and canonical members.
3578 * real.c (real_from_integer): Zero out destination.
3580 2005-01-18 Jan Hubicka <jh@suse.cz>
3582 PR tree-optimize/19337
3583 * tree-inline.c (initialize_inlined_parameters): Copy
3584 saved_static_chain_decl only.
3586 2005-01-25 Richard Henderson <rth@redhat.com>
3590 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3591 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3592 80387 enabled, to return a proper subclass. Return the subset that
3593 overlaps with GENERAL_REGS for PLUS.
3594 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3596 2005-01-25 Richard Henderson <rth@redhat.com>
3599 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3601 2005-01-25 Roger Sayle <roger@eyesopen.com>
3603 * expmed.c (choose_multiplier): Change interface to return the
3604 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3605 (expand_divmod): Update calls to choose_multiplier.
3607 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3610 * expmed.c (extract_bit_field): Use adjust_address instead of
3611 gen_lowpart when op0 is a MEM.
3613 2005-01-24 Steven Bosscher <stevenb@suse.de>
3615 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3617 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3619 * config/mips/irix-csr.c: New file.
3620 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3621 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3622 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3625 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3628 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3629 sparc/elf.h, add sparc/sp-elf.h.
3630 (sparc-*-rtems*): Likewise.
3631 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3632 tm-dwarf2.h, add sparc/sp-elf.h.
3633 (sparc86x-*-elf): Likewise.
3634 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3635 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3636 TARGET_OS_CPP_BUILTINS.
3637 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3638 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3640 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3641 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3642 (SWITCH_TAKES_ARG): Likewise.
3643 (LOCAL_LABEL_PREFIX): Likewise.
3644 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3645 (TARGET_N_FORMAT_TYPES): Delete.
3646 (TARGET_FORMAT_TYPES): Likewise.
3647 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3648 * config/sparc/elf.h: Delete.
3649 * config/sparc/sp-elf.h: New file.
3651 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3653 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3654 * tree-flow.h: Remove the corresponding prototype.
3655 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3656 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3658 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3661 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3662 for AIX ABI or ELF -fPIC.
3663 (rs6000_emit_load_toc_table): Don't create toc_section here.
3664 (rs6000_xcoff_file_start): Nor here.
3666 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3668 * sh.c (ra.h): Don't #include.
3669 (hard_regs_intersect_p): New function, resurrected from ra.c.
3671 * sh.c: Fix 1996 Copyright.
3673 2005-01-24 Richard Henderson <rth@redhat.com>
3674 Aldy Hernandez <aldyh@redhat.com>
3676 * regrename.c (note_sets): Handle subregs.
3678 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3681 * genconditions.c (write_header, write_conditions): Elide file if
3684 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3686 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3687 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3690 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3692 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3693 expand_builtin_printf, expand_builtin_fprintf,
3694 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3695 checking against POINTER_TYPE.
3696 (validate_arglist): Handle POINTER_TYPE code by checking
3699 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3701 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3703 (for_each_rtx): Call for_each_rtx_1.
3704 * rtl.h (init_rtlanal): Declare.
3705 * toplev.c (backend_init): Call init_rtlanal.
3707 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3709 * flow.c (propagate_one_insn): Formatting.
3712 * flow.c (libcall_dead_p): Be more conservative if unsure.
3713 If there are any instructions between insn and call, see if they are
3714 all dead before saying the libcall is dead.
3716 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3718 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3719 operand constraint for operand 0.
3721 2005-01-23 Richard Henderson <rth@redhat.com>
3724 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3725 edges leading to join block.
3727 2005-01-23 Roger Sayle <roger@eyesopen.com>
3729 * expmed.c (expand_mult_highpart): Make static. Change type of
3730 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3731 (expand_divmod): Updates calls to expand_mult_highpart by using
3732 gen_int_mode to pass a CONST_INT rtx.
3733 * rtl.h (expand_mult_highpart): Remove prototype.
3735 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3737 * flow.c (regset_bytes, regset_size): Remove.
3739 * cfganal.c: Fix a reference to Harvey's paper.
3741 2005-01-23 Steven Bosscher <stevenb@suse.de>
3743 PR rtl-optimization/19464
3744 * tree-optimize.c (init_tree_optimization_passes): Add one more
3745 copyrename pass just before out-of-ssa.
3747 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3750 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3751 * ggc-none.c (ggc_free): Define.
3753 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3755 * cse.c (max_reg, max_insn_uid): Remove.
3756 (cse_main): Don't access max_reg or max_insn_uid.
3758 * c-common.c (explicit_flag_signed_bitfields,
3759 lang_statement_code_p, lang_expand_function_end): Remove.
3760 * c-common.h: Remove the corresponding declarations.
3761 * c-opts.c (c_common_handle_option): Remove all write access
3762 to explicit_flag_signed_bitfields.
3764 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3765 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3766 * cgraph.h: Remove the corresponding declaration.
3768 * gcse.c (null_pointer_info): Remove.
3770 2005-01-23 Roger Sayle <roger@eyesopen.com>
3771 Eric Botcazou <ebotcazou@libertysurf.fr>
3773 * combine.c (simplify_logical): Only simplify logical expressions
3774 of the form ior(and(x,y),z) by the inverse distributive law if the
3775 result is cheaper than the original.
3777 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3779 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3780 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3781 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3782 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3783 config/freebsd-spec.h, config/arm/arm.h,
3784 config/h8300/h8300.md, config/i386/i386.md,
3785 config/i386/predicates.md, config/i386/sse.md,
3786 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3787 config/vax/vax.md: Fix comment typos. Follow spelling
3790 2005-01-23 Steven Bosscher <stevenb@suse.de>
3792 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3793 tests, instead of `less than'.
3795 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3797 * function.c (assign_parm_setup_block): When creating a new stack slot
3798 for a parameter, get its alignment from the parameter's DECL_ALIGN
3799 rather than the type's TYPE_ALIGN. Make sure that the parameter
3800 is at least word aligned.
3802 2005-01-22 Roger Sayle <roger@eyesopen.com>
3805 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3807 2005-01-22 Richard Henderson <rth@redhat.com>
3810 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3811 in both compare operands.
3812 (movdfcc_1_sse_max): Likewise.
3813 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3814 (movdfcc_1_sse): Likewise.
3815 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3816 scratch register as needed.
3818 2005-01-22 Richard Henderson <rth@redhat.com>
3820 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3822 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3824 2005-01-22 Richard Henderson <rth@redhat.com>
3826 * genopinit.c (optabs): Use smin/smax for floating point too.
3827 * doc/md.texi: Update to match. Clarify that floating point
3828 results are undefined for +0/-0 and NaN.
3829 * doc/rtl.texi: Likewise.
3830 * rtl.def (SMIN, SMAX): Likewise
3831 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3833 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3834 leading 's' to the name.
3835 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3836 smaxxf3, sminxf3): Likewise.
3837 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3840 2005-01-22 Paul Brook <paul@codesourcery.com>
3842 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3844 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3846 * config/s390/s390.c (struct processor_costs): New fields
3847 dlgr, dlr, dr, dsgfr, dsgr.
3848 (z900_cost, z990_cost): Values for new fields.
3849 (s390_rtx_costs): New cases MEM und COMPARE in switch
3850 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3851 DIV, MOD, UDIV, UMOD.
3853 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3855 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3856 into the register being decremented.
3857 ("doloop_si31", "doloop_di"): Likewise.
3858 ("*doloop_si_long"): Adapt pattern.
3860 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3862 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3864 (CLASS_MAX_NREGS): Likewise.
3866 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3868 * doc/tree-ssa.texi (Statement Operands): Add example for new
3869 must-def macro. Note deprecation of old operands interface.
3871 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3873 PR tree-optimization/19484
3874 * tree-cfg.c (remove_fallthru_edge): New function.
3875 (cleanup_control_flow): Remove fallthru edges from calls that are
3876 now known not to return.
3878 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3880 Fix PR tree-optimization/19038
3881 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3882 copies with loop variant ones.
3884 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3886 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3887 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3888 config/alpha/alpha.md, config/alpha/predicates.md,
3889 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3890 config/sparc/sol2.h: Update copyright.
3892 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3893 first label to see if it is a nonlocal label.
3895 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3896 Andrew Pinski <pinskia@physics.uc.edu>
3899 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3900 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3902 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3904 * config/rs6000/rtems.h: Update copyright.
3906 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3909 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3910 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3911 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3913 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3916 * c-typeck.c (convert_arguments): Check for error_mark_node.
3918 2005-01-21 Ian Lance Taylor <ian@airs.com>
3920 PR tree-optimization/13000
3921 * tree-inline.c: Include "tree-flow.h".
3922 (expand_call_inline): If warn_return_type, warn if non-void inline
3923 function falls through.
3924 * tree-cfg.c (execute_warn_function_return): Don't warn about
3925 control reaching end if TREE_NO_WARNING is set. Set
3927 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3929 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3930 branch if we don't need one.
3931 * c-typeck.c: Include "tree-flow.h"
3932 (c_finish_bc_stmt): Don't add a goto if the current statement
3933 list doesn't fall through to the current point.
3935 2005-01-21 Roger Sayle <roger@eyesopen.com>
3937 PR rtl-optimization/576
3938 * real.c (real_arithmetic): Change return type from void to bool
3939 to return an indication that the result may be inexact.
3940 * real.h (real_arithmeric): Update prototype.
3941 * fold-const.c (const_binop): Don't constant fold floating
3942 point expressions when the user specifies -frounding-math and
3943 the result may depend upon the run-time rounding mode.
3944 (fold_convert_const_real_from_real): Clean-up.
3945 (fold_initializer): Ignore flag_rounding_math for initializers.
3946 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3947 constant fold FP operations with flag_rounding_math if the
3948 result may depend upon the run-time rounding mode.
3950 2005-01-21 Tom Tromey <tromey@redhat.com>
3952 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3954 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3956 * tree-cfg.c: Fix comment typos.
3958 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3960 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3961 around the call to rest_of_handle_branch_target_load_optimize.
3963 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3965 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3966 (sparc64-*-openbsd*): Likewise.
3967 (sparclite-*-elf*): Include tm-dwarf2.h.
3968 (sparc86x-*-elf*): Likewise.
3969 (sparc64-*-elf*): Likewise.
3970 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3971 (DBX_DEBUGGING_INFO): Likewise.
3972 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3973 (PREFERRED_DEBUGGING_TYPE): Likewise.
3974 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3975 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3976 (PREFERRED_DEBUGGING_TYPE): Likewise.
3977 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3978 (PREFERRED_DEBUGGING_TYPE): Likewise.
3979 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3981 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3984 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3986 2005-01-20 Paul Brook <paul@codesourcery.com>
3988 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3990 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3992 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3993 label is first in a sequence of labels.
3995 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3997 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3998 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4000 * doc/sourcebuild.texi (Test Directives): New.
4002 2005-01-20 Roger Sayle <roger@eyesopen.com>
4004 * real.c (real_floor): Don't leave the result uninitialized when
4005 mode is VOIDMode, but return the unrounded intermediate value.
4006 (real_ceil): Likewise.
4008 2005-01-20 Paul Brook <paul@codesourcery.com>
4010 * config/arm/arm.md (insv): Use gen_int_mode.
4012 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4014 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4015 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4016 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4017 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4018 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4020 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4023 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4024 fbreg, so we have to assume we can't.
4025 (loc_descriptor_from_tree_1): Ditto.
4026 (containing_function_has_frame_base): New function.
4027 (add_location_or_const_value_attribute): Use it.
4028 Also try to generate a frame_base from a single element location
4031 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4033 PR tree-optimization/15349
4034 * timevar.def (TV_TREE_MERGE_PHI): New.
4035 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4037 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4038 calls to tree_forwarder_block_p.
4039 (remove_forwarder_block_with_phi, merge_phi_nodes,
4040 gate_merge_phi, pass_merge_phi): New.
4041 * tree-optimize.c (init_tree_optimization_passes): Add
4043 * tree-pass.h: Add an extern for pass_merge_phi;
4045 2005-01-20 Richard Henderson <rth@redhat.com>
4048 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4049 (_mm_castps_pd, _mm_castps_si128): New.
4050 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4052 2005-01-20 Richard Henderson <rth@redhat.com>
4055 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4056 __builtin_ia32_vec_init_v2si.
4057 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4058 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4059 (ix86_init_mmx_sse_builtins): Create it.
4060 (ix86_expand_builtin): Expand it.
4061 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4062 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4063 (vec_extractv2si_0, vec_extractv2si_1): New.
4065 2005-01-20 Richard Henderson <rth@redhat.com>
4068 * config/i386/i386.c (ix86_expand_push): New.
4069 * config/i386/mmx.md (push<MMXMODE>1): New.
4070 * config/i386/sse.md (push<SSEMODE>1): New.
4071 * config/i386/i386-protos.h: Update.
4073 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4075 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4078 2005-01-20 Richard Henderson <rth@redhat.com>
4080 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4081 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4083 2005-01-19 Richard Henderson <rth@redhat.com>
4086 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4087 to V4SFmode in SSE1 fallback load path.
4089 2005-01-19 Richard Henderson <rth@redhat.com>
4091 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4092 in QImode expansion to ix86_expand_vector_set.
4093 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4095 2005-01-19 Richard Henderson <rth@redhat.com>
4098 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4099 subclass of the input class.
4100 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4101 Always true for cross-SSE1 classes. Rationalize conditionals.
4102 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4103 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4104 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4105 (movdi_2): Add MMX/SSE zeros.
4106 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4107 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4108 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4109 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4110 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4111 (zero_extendsidi2_rex64_1): Remove.
4112 (MOV0 peephole): Check GENERAL_REG_P.
4114 2005-01-19 Richard Henderson <rth@redhat.com>
4117 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4119 (ix86_expand_vector_extract): Likewise.
4121 2005-01-19 Richard Henderson <rth@redhat.com>
4124 * expr.c (emit_move_change_mode): New argument force; use
4125 simplify_gen_subreg if true.
4126 (emit_move_via_alt_mode): Merge into ...
4127 (emit_move_via_integer): ... here.
4128 (emit_move_ccmode): Use emit_move_change_mode directly.
4130 2005-01-19 Richard Henderson <rth@redhat.com>
4133 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4134 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4135 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4137 (alpha_emit_set_const): Likewise. Make static.
4138 (alpha_emit_set_long_const): Make static.
4139 (alpha_extract_integer): Split out from alpha_expand_mov.
4140 (alpha_split_const_mov): Likewise.
4141 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4142 (alpha_legitimate_constant_p): New.
4143 * config/alpha/alpha-protos.h: Update.
4144 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4145 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4146 * config/alpha/alpha.md (movsi): Add n alternative.
4147 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4148 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4149 (splitters for all of the above): Use alpha_split_const_mov.
4150 * config/alpha/predicates.md (non_add_const_operand): New.
4151 (non_zero_const_operand): New.
4152 (input_operand): Use alpha_legitimate_constant_p after reload.
4154 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4156 PR tree-optimization/19038
4157 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4158 (add_candidate): Add ivs with increment in latch only if
4159 allow_ip_end_pos_p is true.
4160 (determine_iv_cost): Use empty_block_p.
4162 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4164 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4165 (compute_dominance_frontiers): Ditto.
4167 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4170 * config/sh/t-rtems: New.
4171 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4173 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4175 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4176 the offset of the selected field.
4178 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4180 * tree-cfg.c (remove_forwarder_block): Fix the check to
4181 prevent a nonlocal label from appearing in the middle of a
4184 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4186 PR rtl-optimization/19462
4187 * reorg.c (find_end_label): Create return insn only if
4188 current_function_epilogue_delay_list is empty.
4190 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4192 * doc/passes.texi: Remove paragraph mentioning new-ra.
4194 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4196 PR rtl-optimization/15139
4197 * combine.c: Include params.h.
4198 (count_rtxs): New function.
4199 (record_value_for_reg): If replace_rtx would replace at least
4200 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4201 (clobber (const_int 0)) instead of TEM.
4202 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4203 * params.h (MAX_LAST_VALUE_RTL): New.
4204 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4205 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4208 * c-typeck.c (digest_init): Only call build_vector if all constructor
4209 elements are *_CST nodes.
4210 * gimplify.c (gimplify_init_constructor): Likewise.
4213 * c-typeck.c (digest_init): Only call build_vector if inside_init
4216 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4218 * toplev.c (init_asm_output): Remove dead #ifdef.
4220 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4222 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4224 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4226 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4227 accessing DECL_FUNCTION_CODE.
4228 * dojump.c (do_jump): Likewise.
4229 * gimplify.c (gimplify_call_expr): Likewise.
4230 * predict.c (expr_expected_value): Likewise.
4231 (strip_builtin_expect): Likewise.
4232 * tree-inline.c (estimate_num_insns_1): Likewise.
4233 * tree-ssa-loop-im.c (stmt_cost): Likewise
4234 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4235 (tree_expr_nonnegative_p): Likewise.
4237 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4239 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4240 variant of the load_pcrel_sym pattern.
4241 * config/sparc/sparc.md (P macro): Move to the top.
4242 (load_pcrel_sym): Macroize using P.
4243 (save_register_window): Likewise.
4245 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4247 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4250 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4253 * c-typeck.c (build_asm_expr): Strip nops off
4254 input memory operands.
4256 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4258 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4259 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4260 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4261 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4263 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4266 * config/i386/i386.c (override_options): If the 80387 is disabled,
4267 then do not return FP values using FP registers.
4269 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4271 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4272 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4273 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4274 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4275 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4276 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4277 output.h, postreload-gcse.c, postreload.c, recog.c,
4278 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4279 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4280 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4281 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4282 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4283 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4284 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4285 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4287 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4288 config/alpha/alpha.c, config/arm/vfp.md,
4289 config/i386/emmintrin.h, config/i386/i386-modes.def,
4290 config/i386/i386-protos.h, config/i386/i386.h,
4291 config/i386/pmmintrin.h, config/i386/ppro.md,
4292 config/i386/predicates.md, config/i386/xmmintrin.h,
4293 config/i860/i860.c, config/ia64/ia64-modes.def,
4294 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4295 config/ia64/ia64.md, config/ia64/itanium1.md,
4296 config/ia64/itanium2.md, config/ia64/predicates.md,
4297 config/iq2000/iq2000.h, config/mips/linux64.h,
4298 config/rs6000/aix41.h, config/rs6000/aix43.h,
4299 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4300 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4301 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4302 config/sparc/linux64.h, config/sparc/litecoff.h,
4303 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4304 config/sparc/sparc.h, config/sparc/sparc.md,
4305 config/sparc/sysv4-only.h: Update copyright.
4307 2005-01-18 Richard Henderson <rth@redhat.com>
4310 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4312 2005-01-18 Marc Espie <espie@openbsd.org>
4313 * config/i386/openbsdelf.h: Typo.
4315 2005-01-18 Richard Henderson <rth@redhat.com>
4317 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4318 special case for sse.
4319 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4321 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4323 * tree-inline.c (estimate_num_insns_1): Added cases for
4324 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4326 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4328 PR rtl-optimization/19296
4329 * combine.c (simplify_comparison): Rewrite the condition under
4330 which a non-paradoxical SUBREG of a PLUS can be lifted when
4331 compared against a constant.
4333 2005-01-18 Andi Kleen <ak@muc.de>
4335 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4336 * c.opt (-Wpointer-sign): Add.
4337 * doc/invoke.texi: (-Wpointer-sign): Add.
4339 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4341 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4342 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4343 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4344 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4345 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4346 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4347 for TARGET_MIX_SSE_I387.
4348 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4349 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4350 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4351 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4352 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4353 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4354 TARGET_MIX_SSE_I387.
4355 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4358 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4361 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4362 Add movaps alternative for xmm reg->reg move.
4364 2005-01-17 Jeff Law <law@redhat.com>
4366 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4367 at the end of the main DOM loop rather than just before DOM exits.
4369 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4371 PR tree-optimization/19121
4372 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4373 adding aliases to a name tag, also add them to the pointer's
4375 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4376 sensitive alias info at all. Only check that the two pointers
4377 have compatible pointed-to sets.
4378 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4379 a pointer's type tag is a superset of the alias set of the
4382 2005-01-17 James E Wilson <wilson@specifixinc.com>
4385 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4386 comment to document why.
4388 2005-01-17 Richard Henderson <rth@redhat.com>
4390 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4391 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4392 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4393 sse2_vmsminv2df3_finite): New.
4394 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4395 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4396 Force op1 into register.
4398 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4400 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4401 bubblestrap from always rebuilding build directory.
4403 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4405 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4406 ("*cmpmem_short"): Likewise.
4408 2005-01-17 Steven Bosscher <stevenb@suse.de>
4410 * basic-block.h: Document BB_* flags.
4411 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4412 use an sbitmap instead.
4413 * sched-rgn.c (compute_trg_info): Likewise.
4415 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4417 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4418 redundant target_cpu_default and extra_parts lines. Use the default
4420 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4421 (SUBTARGET_EXTRA_SPECS): Delete.
4422 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4423 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4424 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4425 and "n32" for -mabi=n32.
4427 2005-01-17 Ian Lance Taylor <ian@airs.com>
4430 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4431 fold constant variables into initial values.
4433 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4435 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4437 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4438 through the statements backward.
4440 2005-01-17 Ian Lance Taylor <ian@airs.com>
4442 PR middle-end/13127:
4443 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4444 a variable set to the return value of the inlined function.
4446 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4448 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4449 when modes are tieable.
4451 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4453 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4454 of pthread_create to find out if threads are enabled.
4455 * gthr-posix95.h (__gthread_active_p): Likewise.
4457 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4459 * common.opt (-fnew-ra): Remove.
4461 * toplev.h (flag_new_regalloc): Remove.
4462 * Makefile.in (ra*.*): Don't mention.
4463 * passes.c (rest_of_handle_new_regalloc): Remove.
4464 (rest_of_handle_combine, rest_of_compilation): Always consider
4465 flag_new_regalloc as false.
4466 * doc/invoke.texi: Don't document -fnew-ra.
4468 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4470 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4471 last parameter to reg_scan.
4472 * loop.c (loop_optimize): Likewise.
4473 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4474 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4475 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4476 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4477 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4478 * regclass.c (reg_scan): Likewise, for the declaration.
4479 * rtl.h (reg_scan): Likewise, for the prototype.
4481 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4483 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4484 mark_dfs_back_edges.
4486 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4488 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4489 (compute_avail): Uses don't go in tmp_gen.
4491 2005-01-16 Steven Bosscher <stevenb@suse.de>
4493 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4494 loop to look for a free slot in a page entry.
4496 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4499 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4500 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4501 just before targetm.asm_out.file_end.
4502 * tree.h (process_pending_assemble_output_defs): Declare.
4503 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4505 (assemble_alias): Defer generation of assembly code for defines when
4506 TARGET_DEFERRED_OUTPUT_DEFS is true.
4507 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4508 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4509 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4511 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4514 * pa.c (pa_scalar_mode_supported_p): New function.
4515 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4516 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4518 * pa-protos.h (prefetch_operand): Delete.
4519 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4520 * pa.c (prefetch_operand): Delete.
4521 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4522 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4523 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4524 and prefetch_nocc_operand.
4525 * pa.md (prefetch): Rework to avoid reload problems handling short
4526 displacements when a cache control completer needs to be provided.
4527 (prefetch_32, prefetch_64): Delete.
4528 (prefetch_cc, prefetch_nocc): New patterns.
4530 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4532 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4534 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4537 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4538 exceeds maximum alignment for global common data.
4539 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4540 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4542 2004-01-15 Roger Sayle <roger@eyesopen.com>
4544 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4546 2004-01-15 Roger Sayle <roger@eyesopen.com>
4548 * harg-reg-set.h (reg_class_names): Prototype global array.
4549 * regclass.c (reg_class_names): Declare here and initialize to
4551 (dump_regclass): Remove local declaration of reg_class_names.
4552 (regclass): Likewise.
4553 * cfg.c (dump_flow_info): Likewise.
4554 * ra-debug.c (reg_class_names): Likewise.
4555 * regrename.c (reg_class_names): Likewise.
4556 * reload.c (reg_class_names): Likewise.
4557 * reload1.c (spill_failure): Likewise.
4558 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4560 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4562 * config/s390/s390.md ("reload_outti"): Remove predicate for
4563 output operand. Abort if operand is not a MEM.
4564 ("reload_outdi", "reload_outdf"): Likewise.
4566 2005-01-15 Marc Espie <espie@openbsd.org>
4568 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4569 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4570 * config/openbsd.h: Fix C++ includes for native configurations.
4571 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4572 Add trampoline support.
4573 * config/i386/openbsdelf.h: New.
4575 2005-01-15 Marc Espie <espie@openbsd.org>
4577 * collect2.c (main): Explicitly parse -dynamic-linker option.
4579 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4581 PR tree-optimization/19060
4582 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4583 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4584 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4585 and handle extract_range_from_cond returning false.
4586 * fold-const.c (fold): Optimize comparisons with min/max even for
4587 width > HOST_BITS_PER_WIDE_INT.
4589 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4591 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4592 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4593 Remove little endian multilib variants.
4594 Add mips32 multilib variant.
4596 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4598 * explow.c (copy_all_reg, stabilize): Remove.
4599 * expr.h: Remove the corresponding prototypes.
4601 * rtlanal.c (regs_set_between_p): Remove.
4602 * rtl.h: Remove the corresponding prototype.
4604 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4606 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4607 to rs6000_nonimmediate_operand.
4608 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4609 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4610 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4611 rs6000_nonimmediate_operand.
4612 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4613 rs6000_nonimmediate_operand.
4615 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4617 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4619 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4621 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4623 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4624 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4626 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4627 (rs6k_nonimmediate_operand): New.
4628 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4630 (legitimate_lo_sum_address_p): Same.
4631 (rs6000_legitimize_address): Same.
4632 (rs6000_legitimize_reload_address): Same.
4633 (rs6000_legitimate_address): Same.
4634 (spe_build_register_parallel): Pass DF and DC modes in a DI
4637 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4638 to rs6k_nonimmediate_operand.
4640 * config/rs6000/spe.md ("*frob_df_di"): New.
4641 ("*frob_di_df"): New.
4642 ("*frob_di_df_2"): New.
4643 ("*mov_sidf_e500_subreg0"): New.
4644 ("*mov_sidf_e500_subreg4"): New.
4645 ("*movdf_e500_double"): Change predicate to
4646 rs6k_nonimmediate_operand.
4648 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4650 * postreload.c (move2add_note_store): Only call
4651 trunc_int_for_mode on scalar integers.
4653 2005-01-14 Steven Bosscher <stevenb@suse.de>
4655 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4656 replace BB_VISITED uses.
4657 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4658 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4659 (tree_dce_done): Free visited_control_parents.
4660 (perform_tree_ssa_dce): Allocate and clear it.
4661 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4662 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4663 instead of BB_VISITED.
4665 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4667 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4668 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4669 Remove unused prototypes.
4671 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4673 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4674 64-bit register usage.
4675 (spe_func_has_64bit_regs_p): Add FIXME note.
4677 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4679 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4680 flag_finite_math_only with flag_unsafe_math_optimizations.
4682 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4684 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4686 (__tpf_eh_return): Copy TPF private stack area from the module
4687 boundary stack frame. Add check for when module addresses are
4688 equal, but no stub address is found.
4690 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4693 * arm.h (struct machine_function): Add call_via field.
4694 (thumb_call_via_label): Declare.
4695 * arm.c (thumb_call_via_label): New variable.
4696 (thumb_call_reg_needed): New variable.
4697 (arm_output_function_epilogue): For Thumb code, output any per-function
4698 call-indirect trampolines.
4699 (thumb_call_via_reg): New function.
4700 (arm_file_end): New function.
4701 (TARGET_ASM_FILE_END): Call arm_file_end.
4702 (aof_file_end): Likewise.
4703 * arm-protos.h (thumb_call_via_reg): Declare.
4704 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4705 thumb_call_via_reg in normal case.
4707 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4710 PR rtl-optimization/19348
4711 * recog.c (peephole2_optimize): Do global life update if some peephole
4712 decides it doesn't need at least one of its inputs and that change
4713 influences liveness at the start of the basic block.
4715 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4716 arguments instead of 1.
4718 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4721 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4722 zero for nested functions needing a static chain or functions
4723 with a non-constant address.
4725 2005-01-13 Roger Sayle <roger@eyesopen.com>
4727 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4728 (and (sign_extend X) C) into (zero_extend (and X C)).
4730 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4732 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4734 2005-01-13 Richard Henderson <rth@redhat.com>
4739 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4740 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4741 not just TARGET_SSE.
4742 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4743 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4744 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4745 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4746 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4747 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4748 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4749 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4750 (movdicc_c_rex64): Rename with '*'.
4751 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4752 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4753 (movsfcc_1_387): Rename from movsfcc_1.
4754 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4755 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4756 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4757 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4758 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4759 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4760 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4761 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4762 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4763 sse_movdfcc_const0_4): Remove.
4764 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4765 recognize min/max early. Update for changed sse cmove patterns.
4766 (ix86_split_sse_movcc): New.
4767 * config/i386/i386-protos.h: Update.
4769 2005-01-13 Steven Bosscher <stevenb@suse.de>
4771 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4772 (fix_stmt_v_may_defs): Likewise.
4774 2005-01-13 Richard Henderson <rth@redhat.com>
4776 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4777 for converting the mask.
4779 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4781 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4784 2005-01-13 Richard Henderson <rth@redhat.com>
4786 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4787 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4788 IX86_BUILTIN_MOVDQ2Q): Remove.
4789 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4790 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4791 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4793 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4794 (sse2_pextrw): Fix immediate constraint.
4795 (sse2_loadq, sse2_loadq_rex64): Remove.
4796 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4797 Use __builtin_ia32_vec_ext_<size>.
4798 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4800 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4802 * function.c (assign_parm_setup_block): Look inside original
4803 entry_parm when inspecting PARALLEL.
4805 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4806 Joel Sherrill <joel@oarcorp.com>
4809 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4810 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4811 rtems_gxx_recursive_mutex_init.
4812 (__gthread_recursive_mutex_lock): New function.
4813 (__gthread_recursive_mutex_trylock): Likewise.
4814 (__gthread_recursive_mutex_unlock): Likewise.
4816 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4818 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4820 2005-01-13 Jan Beulich <jbeulich@novell.com>
4822 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4823 (ashrti3_internal): Indicate output is early clobber. Generate result
4824 into output rather than first input. Use move for low word of output
4825 if shift count is exactly 64.
4826 (lshrti3_internal): Likewise.
4828 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4832 * reload1.c (delete_output_reload): Don't delete an output reload
4833 if the pseudo lives longer than a single basic block. Adjust and
4834 improve wording of comment.
4836 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4839 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4840 of TYPE_SIZE where we mean the number of bytes.
4842 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4844 * function.c (assign_parm_setup_block): Relax condition on
4845 multi-register optimization.
4847 2005-01-12 Nick Clifton <nickc@redhat.com>
4849 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4850 an "in_delay_slot" attribute of "no" to prevent them being used in
4851 delay slots. This is forbidden because they might generate
4854 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4857 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4860 2005-01-12 Nick Clifton <nickc@redhat.com>
4862 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4863 passed on to GAS) but do not define, as GAS no longer supports or
4864 needs the -m2000 option.
4866 2005-01-11 Roger Sayle <roger@eyesopen.com>
4868 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4869 type as args of unprototyped builtins aren't automatically promoted.
4870 (fold_builtin_abs): Likewise.
4872 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4874 * Makefile.in: Set a `build-warn' variable.
4876 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4878 PR tree-optimization/17949
4879 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4880 (find_interesting_uses_address): Use it.
4882 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4884 * regrename.c (kill_value): Handle subreg's that won't simplify.
4886 2005-01-11 Richard Henderson <rth@redhat.com>
4889 * config/i386/i386.h (enum ix86_builtins): Move ...
4890 * config/i386/i386.c: ... here.
4891 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4892 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4893 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4894 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4895 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4896 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4897 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4898 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4899 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4900 IX86_BUILTIN_LOADDDUP): Remove.
4901 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4902 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4903 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4904 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4905 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4906 (ix86_init_builtins): Make static.
4907 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4908 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4909 if all the modes match. Otherwise, fake it.
4910 (get_element_number, ix86_expand_vec_init_builtin,
4911 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4912 (ix86_expand_builtin): Make static. Update for changed builtins.
4913 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4914 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4915 (ix86_expand_vector_init_duplicate): New.
4916 (ix86_expand_vector_init_low_nonzero): New.
4917 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4918 Split out from ix86_expand_vector_init; handle integer modes.
4919 (ix86_expand_vector_init): Use them.
4920 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4921 * config/i386/i386-protos.h: Update.
4922 * config/i386/predicates.md (reg_or_0_operand): New.
4923 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4924 (movv2sf_internal): Likewise. And a splitter to match them all.
4925 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4926 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4927 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4928 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4929 (mmx_pinsrw): Fix operand ordering.
4930 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4931 rather than sse_loadss expander.
4932 (movv2df splitter): Similarly.
4933 (sse_loadss, sse_loadlss): Remove.
4934 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4935 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4936 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4937 (sse3_movddup): Rename with '*'.
4938 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4939 (sse2_loadsd): Remove.
4940 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4941 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4942 (sse2_pinsrw): Fix argument ordering.
4943 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4944 (sse2_stored): Remove 'r' destination.
4945 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4946 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4947 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4948 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4949 vec_extractv16qi, vec_initv16qi): New.
4951 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4952 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4953 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4955 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4956 (_mm_load_si128, _mm_store_si128): Likewise.
4957 (_mm_load1_pd): Use _mm_set1_pd.
4958 (_mm_load_sd): Use _mm_set_sd.
4959 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4960 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4961 (_mm_set_epi64): Use _mm_set_epi64x.
4962 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4963 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4964 _mm_setr_epi8): Use _mm_set_foo form.
4965 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4966 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4967 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4968 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4969 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4970 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4971 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4972 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4973 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4974 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4975 (_mm_movedup_pd): Use _mm_shuffle_pd.
4976 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4977 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4978 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4979 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4981 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4982 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4983 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4984 (_mm_store_ps): Use raw dereference.
4985 (_mm_store1_ps): Use _mm_storeu_ps.
4986 (_mm_storer_ps): Use _mm_store_ps.
4987 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4988 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4990 2005-01-11 Stan Shebs <shebs@apple.com>
4992 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4993 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4995 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4998 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4999 Skip all DECLs except for FIELD_DECLs.
5001 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5003 * config/s390/s390.c (override_options): Return error if
5004 -mbackchain, -mpacked-stack and -mhard-float are used together.
5005 (s390_va_start): Remove the backchain && packed-stack special case.
5006 (s390_gimplify_va_arg): Likewise.
5007 * doc/invoke.texi: Remove the ABI incompatibility note.
5009 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5011 * config/s390/s390.c (struct s390_frame_layout): Remove
5013 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5014 save_backchain_p with TARGET_BACKCHAIN.
5016 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5019 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5020 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5021 * function.c (locate_and_pad_parm): Set new field.
5022 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5023 Tweak where_pad test to include "none". Always set mem align for
5025 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5026 not sufficient for type.
5027 (assign_parm_setup_block): If stack_parm is zero on entry, always
5028 make a new stack local. Block move old stack parm if necessary
5029 to new aligned stack local.
5030 (assign_parm_setup_stack): Use a block move to handle
5031 potentially misaligned entry_parm.
5032 (assign_parms_unsplit_complex): Specify required alignment when
5033 creating stack local.
5034 * calls.c (compute_argument_addresses): Override alignment of stack
5035 arg calculated from its type with the alignment given by
5036 FUNCTION_ARG_BOUNDARY.
5037 (store_one_arg): Likewise.
5039 2005-01-11 Jan Beulich <jbeulich@novell.com>
5041 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5042 Change respective itanium_class attribute to ialu.
5043 (shladdp4_internal): New.
5044 * config/ia64/predicates.md (shladd_log2_operand): New.
5046 2005-01-11 Richard Henderson <rth@redhat.com>
5048 * expr.c (store_constructor): Use rtvec_alloc instead of
5049 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5051 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5053 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5055 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5057 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5058 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5059 (TARGET_RWRELOC): Define.
5060 (ia64_rwreloc_section_type_flags): Delete.
5061 (ia64_section_type_flags): New function.
5062 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5063 (TARGET_RWRELOC): Define.
5065 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5068 * config/ia64/ia64.c (process_set): For alloc insn, only call
5069 process_epilogue is !frame_pointer_needed.
5071 2005-01-10 Roger Sayle <roger@eyesopen.com>
5074 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5075 unary operator and can't be treated as a binary/comparison operator.
5077 2005-01-10 Richard Henderson <rth@redhat.com>
5079 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5080 (ix86_return_in_memory): Likewise.
5081 (function_arg_advance): Likewise. Mirror structure in function_arg
5082 for choosing register to advance.
5084 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5086 * tree-vectorizer.c, tree.def: Fix comment typos.
5088 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5090 * config/s390/s390.c (struct processor_costs): 4 new fields:
5091 ddbr, ddr, debr, der.
5092 (s390_rtx_costs): More precise handling of divide instructions.
5094 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5096 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5098 2005-01-10 Jan Beulich <jbeulich@novell.com>
5100 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5101 names resulting from -ffunction-sections/-fdata-sections and linkonce
5103 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5104 based on the section name. Rearrange the section name comparison logic
5105 slightly so that each section name is compared against at most once.
5107 2005-01-10 Ben Elliston <bje@au.ibm.com>
5109 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5110 targets for which -fPIC reduces limitations on the GOT size.
5112 2005-01-09 Falk Hueffner <falk@debian.org>
5114 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5117 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5120 * collect2.c (main): Set aixrtl_flag for -brtl option.
5121 (resolve_lib_name): Search for .so file extension before .a
5124 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5126 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5127 (vect_analyze_data_refs_alignment): Add dump prints.
5129 2005-01-09 Ira Rosen <irar@il.ibm.com>
5131 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5132 expr_invariant_in_loop_p.
5133 Initialize outputs first thing in the function.
5134 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5135 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5136 (vect_analyze_pointer_ref_access): Check that the initial condition of
5137 the access function is loop invariant.
5139 2005-01-09 Richard Henderson <rth@redhat.com>
5141 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5142 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5143 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5144 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5145 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5146 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5147 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5148 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5149 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5150 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5151 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5152 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5153 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5154 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5155 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5156 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5157 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5158 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5159 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5160 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5161 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5162 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5163 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5165 (mmx_clrdi, pavgusb): Remove.
5166 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5167 with leading sse_ prefix.
5168 * config/i386/sse.md: Receive them.
5169 * config/i386/mmx.md: New file.
5170 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5171 (subrv2sf3): Turn into expander for normal subtraction.
5172 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5173 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5174 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5175 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5176 commutative; use ix86_binary_operator_ok.
5177 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5178 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5179 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5180 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5181 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5182 Macroize from existing patterns; use ix86_binary_operator_ok.
5183 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5184 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5185 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5186 with vec_select+vec_concat.
5187 (mmx_pshufw, mmx_pshufw_1): Likewise.
5188 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5189 (mmx_uavgv4hi3): Model correctly.
5190 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5191 _mm_xor_si64): Remove casts.
5193 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5195 PR tree-optimization/19224
5196 * tree-scalar-evolution.c (get_instantiated_value,
5197 set_instantiated_value): New functions.
5198 (instantiate_parameters_1): Cache the results.
5199 (instantiate_parameters, resolve_mixers): Initialize and free
5202 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5204 * config/i386/i386.md (addhi_4): Correct reference in comment.
5207 2005-01-08 Richard Henderson <rth@redhat.com>
5209 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5210 (_mm_cvtsi128_si64x): Likewise.
5211 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5212 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5213 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5214 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5215 * config/i386/i386-protos.h: Update.
5216 * config/i386/i386.c (print_operand): Add 'H'.
5217 (ix86_fixup_binary_operands): Split out from ...
5218 (ix86_expand_binary_operator): ... here.
5219 (ix86_fixup_binary_operands_no_copy): New.
5220 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5221 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5222 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5223 (safe_vector_operand): Use CONST0_RTX.
5224 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5225 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5226 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5227 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5229 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5230 (IX86_BUILTIN_CMPNGESS): New.
5231 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5232 (attr type): Add sselog1.
5233 (attr unit, attr memory): Handle it.
5234 (movti, movti_internal, movti_rex64): Move near other integer moves.
5235 (movtf, movtf_internal): Move near other fp moves.
5236 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5237 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5238 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5239 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5240 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5241 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5242 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5243 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5244 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5245 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5246 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5247 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5248 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5249 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5250 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5251 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5252 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5253 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5254 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5255 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5256 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5257 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5258 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5259 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5260 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5261 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5262 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5263 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5264 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5265 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5266 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5267 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5268 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5269 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5270 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5271 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5272 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5273 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5274 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5275 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5276 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5277 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5278 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5279 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5281 (SSEPUSH, push<SSEPUSH>): Remove.
5282 (MMXPUSH, push<MMXPUSH>): Remove.
5283 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5284 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5285 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5286 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5287 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5288 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5289 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5290 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5291 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5292 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5293 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5294 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5295 (ppro_sse_log_V4SF): Handle sselog1.
5296 * config/i386/predicates.md (const_0_to_1_operand): New.
5297 (const_0_to_255_mul_8_operand): New.
5298 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5299 (const_2_to_3_operand, const_4_to_7_operand): New.
5300 * config/i386/sse.md: New file.
5301 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5302 (sse_movups): Rename from sse_movups_1.
5303 (sse_loadlss): Rename from sse_loadss_1.
5304 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5306 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5307 (absv4sf2, negv2df, absv2df): New.
5308 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5309 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5310 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5311 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5312 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5313 (sse3_addsubv4sf3): Model correctly.
5314 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5315 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5316 (sse_movhlps): Model with vec_select+vec_concat.
5317 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5318 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5319 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5320 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5321 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5322 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5323 sse2_pshufhw_1): Likewise.
5324 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5325 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5326 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5327 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5328 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5329 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5330 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5331 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5332 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5333 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5334 sminv8hi3): Mark commutative
5335 operands. Use ix86_binary_operator_ok.
5336 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5337 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5338 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5339 sse2_punpcklqdq): Allow operand2 in memory.
5340 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5341 sse2_movsd): Add memory alternatives.
5342 (sse_storelps): Turn expander into an insn; split after reload.
5343 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5344 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5346 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5348 * configure.ac (DWARF-2 debug_line): Use objdump.
5349 * configure: Regenerate.
5351 2005-01-08 Jeff Law <law@redhat.com>
5352 Diego Novillo <dnovillo@redhat.com>
5354 PR tree-optimization/18241
5355 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5356 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5357 statements with volatile operands.
5358 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5359 operands after marking a statement with has_volatile_ops.
5361 2005-01-08 Roger Sayle <roger@eyesopen.com>
5363 * tree.c (int_fits_type_p): Always honor integer constant
5364 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5366 2005-01-08 Roger Sayle <roger@eyesopen.com>
5368 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5369 the latent bug in rtl_delete_block has been resolved.
5371 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5373 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5374 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5376 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5378 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5379 library as @multilib_dir@/$(SHLIB_SONAME).
5381 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5383 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5384 * configure: Regenerate.
5386 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5388 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5391 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5394 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5395 Convert non-word aligned offset address using ld/std into
5398 2005-01-07 Richard Henderson <rth@redhat.com>
5400 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5402 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5404 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5406 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5408 PR tree-optimization/19283
5409 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5410 is not shorter than the original type.
5412 PR rtl-optimization/19012
5413 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5415 PR rtl-optimization/18861
5416 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5417 (FULL_STATE): Define.
5418 (mark_tablejump_edge): New function.
5419 (purge_dead_tablejump_edges): New function.
5420 (find_bb_boundaries): Use it.
5422 PR tree-optimization/18828
5423 * builtins.c (expand_builtin_next_arg): Remove argument and all
5424 the argument checking.
5425 (expand_builtin): Adjust caller.
5426 (expand_builtin_va_start): Likewise. Remove error for too many
5428 (fold_builtin_next_arg): Issue error for too many arguments.
5429 After checking arguments, replace them with magic arguments that
5430 prevent further checking of the args.
5432 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5434 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5436 2005-01-06 Roger Sayle <roger@eyesopen.com>
5439 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5440 and %{.S:...} (and their negative variants) to test whether the
5441 input file is assembler or pre-processed-assembler independent of
5442 the actual filename extension.
5444 2005-01-06 Roger Sayle <roger@eyesopen.com>
5446 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5447 of sign or zero extended values.
5449 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5451 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5452 for IBM long double format correctly.
5454 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5456 Fix PR tree-optimization/18792
5458 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5459 to first_loop_depth, and use loop depth instead of loop number.
5460 (build_classic_dir_vector): Ditto.
5461 (compute_data_dependences_for_loop): Use depth, not loop number.
5462 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5463 number. Pass in loops, instead of loop numbers.
5464 (gather_interchange_stats): Ditto.
5465 (linear_transform_loops): Ditto.
5467 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5470 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5471 biv_fits_mode_p, extension_within_bounds_p): New functions.
5472 (check_ext_dependent_givs): Use them.
5474 2005-01-06 Roger Sayle <roger@eyesopen.com>
5476 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5477 more than one barrier, in which case we should delete them all.
5479 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5481 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5483 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5485 Fix PR middle-end/19286
5487 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5488 output this subprogram, simply ignore this attempt to do it again.
5489 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5490 origin attribute if it's not possible.
5491 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5492 (decls_for_scope): Ditto.
5493 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5494 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5496 2005-01-05 Richard Henderson <rth@redhat.com>
5499 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5500 (bdesc_2arg): Use it.
5501 (ix86_expand_binop_builtin): Force operands into registers
5503 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5504 ix86_expand_sse_compare, ix86_expand_sse_comi,
5505 ix86_expand_builtin): Likewise.
5507 2005-01-05 Richard Henderson <rth@redhat.com>
5509 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5511 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5512 (mulv4hi3): Set itanium_class mmmul.
5513 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5514 (fpack): Rename from fpack_sfsf.
5516 2005-01-05 Richard Henderson <rth@redhat.com>
5519 * reload1.c (do_input_reload): Restrict the optimization deleteing
5520 a previous output reload to RELOAD_FOR_INPUT.
5522 2005-01-05 Steven Bosscher <stevenb@suse.de>
5524 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5525 comment that we fall through after case.
5526 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5527 (distribute_links): Likewise.
5528 * cse.c (cse_insn): Likewise.
5529 * cselib.c (cselib_invalidate_mem): Likewise.
5530 * df.c: Update comments at the top of the file.
5531 (read_modify_subreg_p): Update comments here too.
5532 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5533 * flow.c (mark_set_1): Likewise.
5534 (mark_used_regs): Likewise.
5535 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5536 (canon_list_insert): Likewise.
5537 (mark_set): Likewise.
5538 (try_replace_reg): Likewise.
5539 (store_killed_in_insn): Likewise.
5540 * loop.c (count_one_set): Likewise.
5541 (basic_induction_var): Likewise.
5542 * postreload-gcse.c (find_mem_conflicts): Likewise.
5543 * postreload.c (reload_combine_note_store): Likewise.
5544 (move2add_note_store): Likewise.
5545 * reload.c (find_equiv_reg): Likewise.
5546 (mark_referenced_resources): Likewise.
5547 * rtlanal.c (set_noop_p): Likewise.
5548 (note_stores): Likewise.
5549 (note_uses): Likewise.
5550 * sched-deps.c (sched_analyze_1): Likewise.
5551 * sched-rgn.c (check_live_1): Likewise.
5552 (update_live_1): Likewise.
5553 * config/i860/i860.c: Likewise.
5555 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5557 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5559 * doc/rtl.texi: Update documentation for bit-fields and SET.
5561 2005-01-05 Roger Sayle <roger@eyesopen.com>
5563 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5565 2005-01-05 Jan Hubicka <jh@suse.cz>
5566 Richard Henderson <rth@redhat.com>
5569 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5572 2005-01-05 Richard Henderson <rth@redhat.com>
5575 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5576 (sse_shufps): Change operand 3 to const_int_operand.
5577 (sse2_storelps): Fix typo in template.
5578 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5579 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5580 (ix86_expand_builtin): Likewise.
5582 2005-01-05 Julian Brown <julian@codesourcery.com>
5584 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5585 as aggregates for AAPCS ABIs.
5587 2005-01-05 Stan Shebs <shebs@apple.com>
5589 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5590 Mach-O getters if ppc64.
5591 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5593 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5594 signed four-byte field for global code case.
5595 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5597 2005-01-05 Roger Sayle <roger@eyesopen.com>
5600 * c-common.c: Include real.h.
5601 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5602 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5603 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5604 * Makefile.in (c-common.o): Update dependencies.
5606 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5608 * c-parse.in (asm_string): Add trailing semicolon.
5610 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5612 * c-parse.in (asm_string): New. Don't allow wide strings in
5614 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5615 asm_string instead of STRING.
5617 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5619 * c-typeck.c (constructor_no_implicit): Remove.
5620 (set_designator, process_init_element): Don't check
5621 constructor_no_implicit.
5623 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5624 Kaz Kojima <kkojima@gcc.gnu.org>
5627 * lcm.c (create_pre_exit): New.
5628 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5629 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5631 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5633 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5634 -msoft-float in target_float_switch.
5635 * arm.c (arm_override_options): Fix processing of target_float_switch.
5637 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5639 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5642 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5644 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5645 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5647 2005-01-04 Roger Sayle <roger@eyesopen.com>
5649 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5650 if deleting the then-block allows the test-block to fallthru to the
5653 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5656 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5657 after the full declaration if the are in two different TUs.
5659 2005-01-04 Richard Henderson <rth@redhat.com>
5662 * tree-sra.c (generate_one_element_init): Just
5663 call gimplify_and_add.
5664 (generate_element_init): Record the
5665 new referenced variables and mark them for renaming
5666 and split out to ...
5667 (generate_element_init_1): This.
5668 (scalarize_init): Don't call push_gimplify_context/
5669 pop_gimplify_context.
5671 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5673 * toplev.c (get_src_pwd): Handle failure of getpwd().
5675 2005-01-04 Roger Sayle <roger@eyesopen.com>
5677 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5679 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5680 all the cases handled by it are inverted by invert_truthvalue.
5682 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5684 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5685 (save_register_windowsi): Likewise.
5687 2005-01-04 Richard Henderson <rth@redhat.com>
5689 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5691 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5694 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5695 any simplifications of vector mode comparison operators.
5696 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5698 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5699 Devang Patel <dpatel@apple.com>
5701 PR tree-optimization/18308
5702 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5703 the operands before creating a new expression.
5704 * dojump.c (do_jump): Make drop_through_label available
5705 for all cases. Add expansion of COND_EXPR.
5707 2005-01-04 Ira Rosen <irar@il.ibm.com>
5709 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5710 INTEGER_CST instead of TREE_CONSTANT.
5711 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5712 instead of TREE_CONSTANT.
5713 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5714 instead of TREE_CONSTANT.
5716 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5718 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5720 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5723 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5724 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5726 2005-01-03 Richard Henderson <rth@redhat.com>
5728 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5729 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5730 fold_convert_const_real_from_real): Split out from ...
5731 (fold_convert_const): ... here.
5733 2005-01-03 Richard Henderson <rth@redhat.com>
5736 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5737 (mov<MMXMODEI>_internal): Likewise.
5738 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5739 Add V2SF case; use it for SSE1; don't use TI.
5740 (movdf_integer): Likewise.
5741 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5743 2005-01-03 Ira Rosen <irar@il.ibm.com>
5745 * tree-vectorizer.c (vect_strip_conversions): New function.
5746 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5747 check for binary class.
5749 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5753 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5755 * gimple-low.c (mark_blocks_with_used_vars): New function.
5756 (mark_blocks_with_used_subblocks): Ditto.
5757 (mark_used_blocks): Ditto.
5758 (pass_mark_used_blocks): New pass.
5759 * tree-inline.c: Include debug.h.
5760 (expand_call_inline): Call outlining_inline_function here.
5761 * tree-optimize.c (init_tree_optimization_passes): Add
5762 pass_mark_used_blocks.
5763 * tree-pass.h (pass_mark_used_blocks): New.
5764 * Makefile.in (tree-inline.o): Add debug.h dependency.
5766 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5768 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5769 VAR_DECLs to have weak_import attribute.
5771 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5774 2004-01-03 Steven Bosscher <stevenb@suse.de>
5776 * passes.c (rest_of_compilation): Don't run regmove if only
5777 flag_expensive_optimizations, require flag_regmove instead.
5779 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5781 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5783 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5784 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5785 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5786 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5788 2005-01-03 Richard Henderson <rth@redhat.com>
5790 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5791 (ia64_const_ok_for_letter_p): New.
5792 (ia64_const_double_ok_for_letter_p): New.
5793 (ia64_extra_constraint): New.
5794 (ia64_expand_vecint_compare): New.
5795 (ia64_expand_vcondu_v2si): New.
5796 (ia64_expand_vecint_cmov): New.
5797 (ia64_expand_vecint_minmax): New.
5798 (ia64_print_operand): Add 'v'.
5799 (ia64_preferred_reload_class): New.
5800 (ia64_vector_mode_supported_p): New.
5801 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5802 (PREFERRED_RELOAD_CLASS): Move to function.
5803 (CONST_OK_FOR_LETTER_P): Move to function.
5804 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5805 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5806 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5807 (EXTRA_CONSTRAINT): Move to function.
5808 * config/ia64/ia64.md: Include vect.md.
5809 (itanium_class): Add mmalua.
5811 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5813 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5814 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5816 (const_int_2bit_operand): New.
5817 (fr_reg_or_0_operand): New.
5818 * config/ia64/ia64-modes.def: Add vector modes.
5819 * config/ia64/ia64-protos.h: Update.
5820 * config/ia64/vect.md: New file.
5822 2005-01-03 Richard Henderson <rth@redhat.com>
5824 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5826 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5829 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5831 (log1pdf2): Change mode of operands[0,1] to DFmode.
5833 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5835 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5836 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5837 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5838 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5839 SPARC_RELAXED_ORDERING.
5841 2005-01-03 Richard Henderson <rth@redhat.com>
5842 Uros Bizjak <uros@kss-loka.si>
5845 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5846 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5847 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5849 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5850 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5851 const_pow2_1_to_128_operand): New predicates.
5853 2005-01-02 Greg McGary <greg@mcgary.org>
5855 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5857 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5858 object. [ptr_type]: Remove unused variable.
5859 Remember nearest addressable array-element or record-component
5860 when checking bitfield components. Tolerate empty BIND_EXPR.
5862 2005-01-01 Richard Henderson <rth@redhat.com>
5864 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5865 that don't narrow the value. Fail for other conversions.
5867 2005-01-01 Richard Henderson <rth@redhat.com>
5870 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5871 * c-lang.c (finish_file): Don't do it here.
5872 * objc/objc-act.c (objc_finish_file): Likewise.
5874 * cgraph.c (decl_assembler_name_equal): New.
5875 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5876 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5877 * cgraph.h (struct cgraph_varpool_node): Add next.
5878 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5879 * varasm.c (assemble_alias): Mark the target as needed.
5881 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5884 * function.c (get_arg_pointer_save_area): Use entry_of_function
5885 instead of get_insns.
5887 2005-01-01 Roger Sayle <roger@eyesopen.com>
5888 Andrew Pinski <pinskia@physics.uc.edu>
5889 James E. Wilson <wilson@specifixinc.com>
5891 PR rtl-optimization/12092
5892 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5895 2005-01-01 Roger Sayle <roger@eyesopen.com>
5896 Olivier Hainque <hainque@act-europe.fr>
5898 * tree.c (int_fits_type_p): A narrower type always fits in a
5899 wider one, except for negative values into unsigned types.
5901 2005-01-01 Roger Sayle <roger@eyesopen.com>
5903 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5904 with the original constant rather than require TREE_OVERFLOW.
5906 2005-01-01 Steven Bosscher <stevenb@suse.de>
5909 * c-decl.c (finish_function): If compiling C99, annotate the
5910 compiler generated return with the current file name and line 0.
5911 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5912 the source line is greater than 0.
5913 (remove_bb): Likewise.
5915 See ChangeLog.12 for earlier changes.