1 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
2 Joseph S. Myers <joseph@codesourcery.com>
5 * elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
7 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
8 * pa.c (get_plabel): Change argument to symbol_ref. Call
9 maybe_get_identifier instead of get_identifier.
10 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
11 (struct deferred_plabel): Replace name field with symbol field.
12 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
13 ASM_OUTPUT_EXTERNAL_REAL is defined.
14 (output_global_address): Use output_addr_const for output of all
16 (output_deferred_plabels): Use symbol_ref instead of name for address
18 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
19 ASM_OUTPUT_SYMBOL_REF): New macros.
20 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
22 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
25 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
27 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
28 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
30 2005-03-04 Jeff Law <law@redhat.com>
32 * basic-block.h (rediscover_loops_after_threading): Declare.
33 * tree-ssa-dom.c: Include cfgloop.h.
34 (tree_ssa_dominator_optimize): Discover loops and some basic
35 properties. Remove forwarder blocks recreated by loop header
36 canonicalization. Also mark backedges in the CFG.
37 * tree-ssa-threadupdate.c: Include cfgloop.h
38 (rediscover_loops_after_threading): Define.
39 (struct local_info): New field, JUMP_THREADED.
40 (prune_undesirable_thread_requests): New function.
41 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
42 then record that fact for the callers of redirct_edges.
43 (thread_block): If BB has incoming backedges, then call
44 prune_undesirable_thraed_requests. Note when we are
45 going to have to rediscover loop information. Return a
46 boolean indicating if any jumps were threaded.
47 (thread_through_all_blocks): Bubble up boolean indicating
48 if any jumps were threaded.
49 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
50 (tree-ssa-threadupdate.o): Similarly.
52 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
54 * fold-const.c (fold_ternary): Unroll the "for" loop to
57 2005-03-04 Andrew Haley <aph@redhat.com>
59 * unwind-dw2-fde-glibc.c (struct
60 unw_eh_callback_data.check_cache): New field.
61 (frame_hdr_cache): New.
62 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
63 Cache frame header info.
65 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
67 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
68 (print_c_condition): Declare.
69 * read-rtl.c (ptr_loc): New structure.
70 (ptr_locs, ptr_loc_obstack, joined_conditions)
71 (joined_conditions_obstack): New variables.
72 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
73 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
74 (join_c_conditions, print_c_condition): New functions.
75 (apply_macro_to_string): Associate the new string with the same
76 source location as the old one.
77 (add_condition_to_string): Use join_c_conditions.
78 (read_string): Use set_rtx_ptr_loc to record a filename and line
79 number for the string.
80 (read_rtx): Initialize the new variables above.
81 * genattrtab.c (write_test_expr, write_attr_value): Use
83 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
84 comment above the GCC_VERSION check.
85 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
86 Inline the definition of MAYBE_EVAL.
87 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
88 * genoutput.c (process_template): Likewise.
89 * genpreds.c (write_predicate_subfunction): Likewise.
90 (write_predicate_expr): Use print_c_condition.
91 * genrecog.c (write_cond): Likewise.
92 * gensupport.c (process_rtx): Use join_c_conditions to join the
93 conditions of a define_insn_and_split. Record a source location
94 for the string after the "&&".
95 (alter_test_for_insn): Use join_c_conditions.
97 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
100 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
101 PR tree-optimization/15784
102 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
105 2005-03-04 Ben Elliston <bje@au.ibm.com>
107 * gcc.c (option_map): Add --coverage.
108 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
109 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
110 * config/darwin.h: Pass -lgcov for `coverage'.
111 * doc/invoke.texi (Debugging Options): Document --coverage.
113 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
115 * gcse.c (bypass_block): Use find_edge wherever possible.
117 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
121 * c-opts.c (c_common_parse_file): Call start_source_file
122 and end_source_file at the approriate times.
124 * dwarf2out.c (dwarf2out_finish): Don't auto-end
125 the main file, it will be done for us now.
127 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
129 * fold-const.c (fold_ternary): New.
130 (fold): Call fold_ternary on ternary expressions. Remove
131 handling of ternary expressions.
133 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
135 PR tree-optimization/15784
136 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
139 2005-03-03 David Edelsohn <edelsohn@gnu.org>
141 * config/rs6000/predicates.md (branch_comparison_operator):
142 Convert from C block to conditional format.
144 2005-03-03 Jan Hubicka <jh@suse.cz>
146 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
147 and non-constant public variables.
149 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
151 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
154 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
157 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
158 calls to release_ssa_name and release_phi_node.
160 * fold-const.c (fold): Remove handling of unary expressions.
162 * fold-const.c (fold_unary): Avoid directly using the original
163 expression t as much as possible.
165 2005-03-03 Roger Sayle <roger@eyesopen.com>
166 Andrew Pinski <pinskia@physics.uc.edu>
168 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
169 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
171 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
173 Describe special registers SRP and MOF as allocatable registers.
174 * config/cris/cris.c (cris_md_asm_clobbers): New function.
175 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
176 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
177 TARGET_HAS_MUL_INSNS.
178 (cris_print_operand) <case 'd'>: New case.
179 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
180 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
182 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
183 (REG_ALLOC_ORDER): Update for MOF.
184 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
186 (GENERAL_REGS): No longer a define of ALL_REGS.
187 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
188 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
190 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
191 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
192 (SECONDARY_RELOAD_CLASS): Define.
193 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
194 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
195 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
196 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
197 (REGISTER_MOVE_COST): Define.
198 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
199 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
200 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
201 (CRIS_MOF_REGNUM): New define_constants.
202 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
204 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
206 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
207 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
208 Adjust for MOF being properly described as a register.
209 (indir_to_reg_split): Name this split. Conditionalize on the
210 destination register being a general register.
211 (movei): Conditionalize on on operands 0 and 1 having the same
214 2005-03-03 Alan Modra <amodra@bigpond.net.au>
217 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
218 -mcpu to override any other explicitly given flags.
220 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
222 * recog.c (verify_changes, confirm_change_group): New functions,
223 broken out of apply_change_group.
224 (apply_change_group): Use them.
225 * recog.h (verify_change, confirm_change_group): Declare.
226 * rtl.h (redirect_jump_2): Declare.
227 * jump.c (redirect_exp, invert_exp): Delete.
228 (invert_exp_1): Take second parameter. Return value. Changed caller.
229 (redirect_jump_2): New function, broken out of redirect_jump.
230 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
231 (invert_jump): Use invert_jump_1 and redirect_jump_2.
232 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
234 2005-03-02 Geoffrey Keating <geoffk@apple.com>
236 * varasm.c (named_section): Use xstrdup rather than doing it by
239 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
241 2005-03-02 Devang Patel <dpatel@apple.com>
243 Undo PR tree-optimization/18815 fix.
245 2005-03-02 Devang Patel <dpatel@apple.com>
247 PR tree-optimization/18815
248 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
249 loops with zero exit edges.
251 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
253 * cfg.c (connect_src, connect_dest, disconnect_src,
254 disconnct_dest): New.
255 (unchecked_make_edge, remove_edge, redirect_edge_succ,
256 redirect_edge_pred): Use the new functions.
258 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
259 free_dominance_info only when needed.
261 2005-03-02 David Edelsohn <edelsohn@gnu.org>
264 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
265 (reg_or_sub_cint64_operand): Same.
267 2005-03-02 Jeff Law <law@redhat.com>
269 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
270 CFG_ALTERED in the main DOM iteration loop.
272 2005-03-02 Mark Mitchell <mark@codesourcery.com>
275 * varasm.c (initializer_constant_valid_p): Allow conversions
276 between OFFSET_TYPEs. Tidy.
278 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
280 * config/cris/cris.md ("return"): Remove epilogue delay list
283 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
285 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
287 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
289 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
291 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
292 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
293 config/m68k/m68k.c, config/mips/mips.h,
294 config/rs6000/rs6000-protos.h, doc/contrib.texi,
295 doc/include/gcc-common.texi: Update copyright.
297 PR middle-end/18029 and PR middle-end/18030
298 * expr.c (optimize_bitfield_assignment_op): Add a special case
299 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
301 * fold-const.c (fold_unary): New.
302 (fold): Call fold_unary on unary expressions.
304 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
306 * cgraph.h (struct cgraph_edge): Add prev_caller and
308 (cgraph_node_remove_callees): Export.
309 * cgraph.c (cgraph_create_edge): Initialize prev_caller
311 (cgraph_edge_remove_callee): New function.
312 (cgraph_edge_remove_caller): Likewise.
313 (cgraph_remove_edge): Use.
314 (cgraph_redirect_edge_callee): Likewise.
315 (cgraph_node_remove_callees): New function.
316 (cgraph_node_remove_callers): Likewise.
317 (cgraph_remove_node): Use.
318 * tree-optimize.c (tree_rest_of_compilation): Use
319 cgraph_node_remove_callees instead of manual loop.
320 * cgraphunit.c (cgraph_finalize_function): Likewise.
321 (cgraph_expand_function): Likewise.
322 (cgraph_remove_unreachable_nodes): Likewise.
324 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
327 * c-tree.h (undeclared_variable, build_external_ref): Add extra
329 * c-decl.c (undeclared_variable): Take location as argument.
330 * c-typeck.c (build_external_ref): Likewise.
331 * c-parser.c (c_parser_postfix_expression): Pass location of
332 identifier to build_external_ref.
334 2005-03-01 David Edelsohn <edelsohn@gnu.org>
336 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
337 CCEQ mode for branch_positive_comparison_operator test.
338 * config/rs6000/predicates (branch_comparison_operator): Revert to
340 (scc_comparison_operator): Same.
341 (branch_positive_comparison_operator): Same.
343 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
345 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
346 (cris_delay_slots_for_epilogue): Remove.
347 (save_last): Move into cris_target_asm_function_epilogue.
348 (cris_target_asm_function_epilogue): Remove tests for file being
350 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
351 (cris_delay_slots_for_epilogue): Remove prototypes.
352 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
353 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
355 2005-03-01 David Edelsohn <edelsohn@gnu.org>
357 * config/rs6000/predicates.md (branch_comparison_operator): Change
358 to define_special_predicate.
359 (scc_comparison_operator): Same.
360 (branch_positive_comparison_operator): Same.
362 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
364 * Makefile.in (tree-ssa-sink.o): New.
365 (OBJS-common): Add tree-ssa-sink.o.
366 * common.opt: Add -ftree-sink
367 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
368 * timevar.def (TV_TREE_SINK): new timevar.
369 * tree-flow.h (is_hidden_global_store): Prototype.
370 * tree-optimize.c (init_tree_optimization_passes): Add
372 * tree-pass.h (pass_sink_code): New.
373 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
374 for non-obvious global store store to is_hidden_global_store, and
375 call that new function.
376 * tree-ssa-sink.c: New file.
377 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
378 * doc/passes.texi: Document forward store motion.
379 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
380 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
381 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
382 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
384 2005-03-01 Per Bothner <per@bothner.com>
386 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
387 and we have a non-zero column-number, add it to the message.
388 Also factor out the diagnostic_kind_text.
390 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
392 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
393 flow_loop_pre_header_scan, flow_loop_pre_header_find,
394 flow_loop_scan): Removed.
395 (flow_loop_dump): Do not dump removed fields.
396 (flow_loop_free): Do not free removed fields.
397 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
398 (loop_exit_edge_p): New function.
399 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
400 num_pre_header_edges, entry_edges, num_entries, exit_edges,
401 num_exits, exits_doms.
402 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
403 LOOP_EDGES, LOOP_ALL): Removed.
404 (flow_loop_scan): Declaration removed.
405 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
406 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
408 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
409 (if_convert): Call flow_loops_find and flow_loops_free
410 when calling mark_loop_exit_edges.
411 * cfgloopanal.c (mark_loop_exit_edges): Moved from
412 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
413 free_dominance_info calls.
414 * loop-init.c (flow_loops_find): Ditto.
415 * passes.c (rest_of_handle_branch_prob): Ditto.
416 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
417 * loop-unroll.c (analyze_insns_in_loop): Do not use
419 * predict.c (predict_loops): Do not call flow_loop_scan.
420 Use get_loop_exit_edges.
421 (tree_estimate_probability): Do not pass flags to flow_loops_find.
422 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
423 Do not use EDGE_LOOP_EXIT.
424 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
425 to bb_with_exit_edge_p.
426 (if_convertible_loop_p): Do not call flow_loop_scan. Use
427 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
428 to bb_with_exit_edge_p.
429 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
431 * tree-loop-linear.c (linear_transform_loops): Do not call
432 flow_loop_scan. Use loop->single_exit.
433 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
434 (vect_analyze_loop_form): Do not call flow_loop_scan.
435 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
437 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
439 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
440 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
441 slpeel_tree_duplicate_loop_to_edge_cfg,
442 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
443 Use loop_preheader_edge and loop->single_exit. Do not call
446 2005-03-01 Nick Clifton <nickc@redhat.com>
448 * config/arm/arm.c (thumb_find_work_register): Check all of the
449 argument registers to see if they are free, and a couple of
450 special cases where the last argument register but can be proved
451 to be available during the function's prologue.
452 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
453 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
454 thumb_unexpanded_epilogue): Use unsigned long as the type for the
456 (thumb_compute_save_reg_mask): Likewise. Also use
457 thumb_find_work_register() to ensure that there is agreement about
458 which work register is going to be used in the prologue.
459 (thumb_output_function_prologue): Use unsigned long as the type
460 for the register bit-mask. Also delay pushing the link register if
461 other high registers are going to be pushed.
462 (thumb_compute_save_reg_mask, emit_multi_reg_push,
463 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
464 redundant prototypes.
466 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
469 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
470 and after reload in REG+REG indexed addresses without REG_POINTER
471 set in the base and not set in the index.
473 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
475 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
477 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
478 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
479 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
480 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
481 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
483 * config.gcc (sh*-*-linux*): Use config/linux.h.
485 2005-02-28 Dale Johannesen <dalej@apple.com>
486 Stan Shebs <shebs@apple.com>
488 Rewrite of 64-bit Darwin structure-by-value pass/return.
489 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
490 intoffset, use_stack, named.
491 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
492 (rs6000_darwin64_record_arg_advance_flush): New.
493 (rs6000_darwin64_record_arg_advance_recurse): New.
494 (rs6000_darwin64_record_arg_flush): New.
495 (rs6000_darwin64_record_arg_recurse): New.
496 (rs6000_darwin64_record_arg): New.
497 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
498 (function_arg_boundary): Handle 128-bit aligned structs.
499 (function_arg_advance): Rewrite darwin64 struct handling.
500 (function_arg): Call rs6000_darwin64_record_arg.
501 (function_arg_partial_nregs): Handle darwin64 structs.
502 (rs6000_darwin64_function_value): Remove.
503 (rs6000_function_value): Call rs6000_darwin64_record_arg.
505 2005-02-28 Roger Sayle <roger@eyesopen.com>
507 PR tree-optimization/20216
508 * tree-chrec.c (tree_fold_factorial): Delete.
509 (tree_fold_binomial): Change argument list to take a return type
510 and change the type of K to unsigned int. Rewrite to avoid explicit
511 evaluation of factorials, and (recursively) calling fold to perform
512 compile-time arithmetic. Return NULL on (internal) overflow.
513 (chrec_evaluate): Change type of K to an unsigned int. Avoid
514 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
515 if any intermediate calculation overflows.
516 (chrec_apply): Update call to chrec_evaluate.
518 2005-02-28 James E Wilson <wilson@specifixinc.com>
520 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
522 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
525 * c-parser.c (c_parser_compound_statement): Return error_mark_node
526 instead of NULL_TREE on error.
528 2005-02-28 David Edelsohn <edelsohn@gnu.org>
530 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
531 (EASY_VECTOR_15_ADD_SELF): Remove.
532 (num_insns_constant_wide): Not static.
533 (validate_condition_mode): Not static.
534 (toc_relative_expr_p): Not static.
535 (legitimate_indirect_address_p): Not static.
536 (macho_lo_sum_memory_operand): Not static.
537 (invalid_e500_subreg): Not static.
538 (easy_vector_same): Not static.
539 (easy_vector_splat_const): Not static.
540 (RS6000_SYMBOL_REF_TLS_P): Remove.
541 (any_operand): Delete.
542 (any_parallel_operand): Delete.
543 (count_register_operand): Delete.
544 (altivec_register_operand): Delete.
545 (xer_operand): Delete.
546 (s8bit_cint_operand): Delete.
547 (short_cint_operand): Delete.
548 (u_short_cint_operand): Delete.
549 (non_short_cint_operand): Delete.
550 (exact_log2_cint_operand): Delete.
551 (gpc_reg_operand): Delete.
552 (cc_reg_operand): Delete.
553 (cc_reg_not_cr0_operand): Delete.
554 (reg_or_short_operand): Delete.
555 (reg_or_neg_short_operand): Delete.
556 (reg_or_aligned_short_operand): Delete.
557 (reg_or_u_short_operand): Delete.
558 (reg_or_cint_operand): Delete.
559 (reg_or_arith_cint_operand): Delete.
560 (reg_or_add_cint64_operand): Delete.
561 (reg_or_sub_cint64_operand): Delete.
562 (reg_or_logical_cint_operand): Delete.
563 (got_operand): Delete.
564 (got_no_const_operand): Delete.
565 (easy_fp_constant): Delete.
566 (easy_vector_constant): Delete.
567 (easy_vector_constant_add_self): Delete.
568 (zero_constant): Delete.
569 (zero_fp_constant): Delete.
570 (volatile_mem_operand): Delete.
571 (offsettable_mem_operand): Delete.
572 (mem_or_easy_const_operand): Delete.
573 (add_operand): Delete.
574 (non_add_cint_operand): Delete.
575 (logical_operand): Delete.
576 (non_logical_cint_operand): Delete.
577 (mask_operand): Delete.
578 (mask_operand_wrap): Delete.
579 (mask64_operand): Delete.
580 (mask64_2_operand): Delete.
581 (and64_operand): Delete.
582 (and64_2_operand): Delete.
583 (and_operand): Delete.
584 (reg_or_mem_operand): Delete.
585 (lwa_operand): Delete.
586 (symbol_ref_operand): Delete.
587 (call_operand): Delete.
588 (current_file_function_operand): Delete.
589 (input_operand): Delete.
590 (rs6000_nonimmediate_operand): Delete.
591 (rs6000_tls_symbol_ref): Delete.
592 (save_world_operation): Delete.
593 (restore_world_operation): Delete.
594 (load_multiple_operation): Delete.
595 (store_multiple_operation): Delete.
596 (vrsave_operation): Delete.
597 (mfcr_operation): Delete.
598 (mtcrf_operation): Delete.
599 (lmw_operation): Delete.
600 (stmw_operation): Delete.
601 (branch_comparison_operator): Delete.
602 (branch_positive_comparison_operator): Delete.
603 (scc_comparison_operator): Delete.
604 (trap_comparison_operator): Delete.
605 (boolean_operator): Delete.
606 (boolean_or_operator): Delete.
607 (min_max_operator): Delete.
608 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
609 (EASY_VECTOR_15): Moved to here.
610 (EASY_VECTOR_15_ADD_SELF): Move to here.
611 (PREDICATE_CODES): Delete.
612 * config/rs6000/rs6000-protos.h: Delete predicate functions.
613 Declare functions no longer static.
614 * config/rs6000/predicates.md: New.
615 * config/rs6000/rs6000.md: Include predicates.md
617 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
619 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
620 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
622 * cfgrtl.c (need_fake_edge_p): Likewise.
623 * combine.c (distribute_notes): Likewise.
624 * emit-rtl.c (try_split): Likewise.
625 * recog.c (peephole2_opimize): Likewise.
626 * reg-notes.def (ALWAYS_RETURN): Remove.
627 * rtl.h (LCT_ALWAYS_RETURN): Remove.
628 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
629 * tree.h (ECF_ALWAYS_RETURN): Remove.
631 2005-02-28 Roger Sayle <roger@eyesopen.com>
634 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
635 between different machine modes is never a "useless" conversion.
637 2005-02-28 Geert Bosch <bosch@gnat.com>
640 * doc/contrib.texi: List contributors for Ada front end
642 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
644 * simplify-rtx.c (simplify_unary_operation_1,
645 simplify_const_unary_operation): New, extracted from...
646 (simplify_unary_operation): ... this one.
647 (simplify_binary_operation_1,
648 simplify_const_binary_operation): New, extracted from...
649 (simplify_binary_operation): ... this one.
650 * rtl.h (simplify_const_unary_operation,
651 simplify_const_binary_operation): Add prototypes.
653 2005-02-28 Julian Brown <julian@codesourcery.com>
655 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
656 building libjava and caused PR regression/20228.
658 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
661 * Makefile.in (host_subdir): New.
662 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
663 * configure: Regenerate.
665 2005-02-27 Zack Weinberg <zack@codesourcery.com>
667 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
668 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
669 installation directory first.
671 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
674 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
675 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
676 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
677 * config/cris/cris.md: Tweak comments referring to Q.
678 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
679 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
680 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
681 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
682 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
683 Insert spaces in constraints to align alternatives vertically for
685 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
688 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
690 PR rtl-optimization/17728
691 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
692 operand 0 from general_operand to move_dest_operand.
694 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
696 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
697 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
698 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
699 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
701 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
703 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
704 * configure: Regenerate.
705 * libada-mk.in: Remove CC; rename
706 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
708 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
711 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
712 for the lhs, also walk over the tree. Likewise for rhs.
714 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
716 * tree-ssa-dom.c (simple_iv_increment_p): New function.
717 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
718 Do not propagate value of iv before increment over the increment.
720 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
722 * c-parser.c: New file.
723 * c-parse.in: Remove.
724 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
726 (c-parser.o): Add dependencies.
727 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
728 maintainer-clean, TAGS): Update.
729 * c-config-lang.in (gtfiles): Update.
730 * gengtype-lex.l: Don't handle "@@".
731 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
732 objc_build_synchronized, objc_begin_try_stmt,
733 objc_begin_catch_clause, objc_finish_catch_clause,
734 objc_build_finally_clause, objc_finish_try_stmt): New.
735 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
737 (c_parse_init): Update comment.
738 * c-decl.c (c_init_decl_processing): Update comment.
739 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
740 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
741 new c_declspecs members.
743 2005-02-25 Julian Brown <julian@codesourcery.com>
745 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
746 from being used for symbols with vague linkage when
747 HAVE_GAS_COMDAT_GROUP is true.
749 2005-02-25 Mark Mitchell <mark@codesourcery.com>
751 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
753 2005-02-25 Steve Ellcey <sje@cup.hp.com>
756 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
757 (LIBGCC2_HAS_DF_MODE): New.
758 (LIBGCC2_HAS_XF_MODE): New.
759 (LIBGCC2_HAS_TF_MODE): New.
760 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
761 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
762 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
763 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
764 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
765 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
766 and add _fixtfdi, _fixunstfdi, _floatditf
767 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
768 L_fixunstfdi, L_floatditf.
769 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
770 (LIBGCC2_HAS_TF_MODE): Define.
772 2005-02-25 Diego Novillo <dnovillo@redhat.com>
774 PR tree-optimization/20204
775 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
776 REWRITE_THIS_STMT markers on PHI nodes.
777 (rewrite_initialize_block): Likewise.
779 2005-02-25 Mark Mitchell <mark@codesourcery.com>
781 * version.c (version_string): Update to 4.1.
783 2005-02-25 Paolo Carlini <pcarlini@suse.de>
785 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
786 Clarify that the alternative way doesn't work in GNU C++.
788 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
790 PR tree-optimization/19937
791 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
792 to the type of the induction variable.
794 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
796 PR rtl-optimization/20117
797 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
798 the block including noncopyable insn.
800 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
802 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
803 calls to find_reg_note.
805 2005-02-24 Richard Henderson <rth@redhat.com>
808 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
811 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
813 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
814 vector types if to use base reg for misaligned non-word ld/std.
816 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
819 * config/cris/cris.c (cris_target_asm_function_prologue): Create
820 dwarf2 label manually and put it after, not before the prologue.
822 2005-02-24 David Edelsohn <edelsohn@gnu.org>
825 * reload.c (operands_match_p): Only increment register number for
826 SCALAR_INT_MODE_P modes in multiple hard registers.
828 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
831 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
833 * ChangeLog.5: Fix log message typo(s).
834 * ChangeLog.7: Likewise.
835 * ChangeLog.tree-ssa: Likewise.
836 * cfgexpand.c: Fix comment typo(s).
837 * conflict.c: Likewise.
838 * defaults.h: Likewise.
839 * dwarf2out.c: Likewise.
841 * ggc-page.c: Likewise.
842 * tree-eh.c: Likewise.
843 * tree-ssa-dom.c: Likewise.
845 2005-02-24 Jakub Jelinek <jakub@redhat.com>
848 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
849 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
850 if SHARED is defined.
853 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
854 allow splitting only if operands 0 and 3 don't overlap.
856 2005-02-24 Richard Henderson <rth@redhat.com>
859 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
860 (fold_builtin_1): Call them.
861 * fold-const.c (fold_complex_mult_parts): Split out from ...
862 (fold_complex_mult): ... here. Fix typo in both imaginary case.
863 (fold_complex_div_parts, fold_complex_div): New.
865 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
867 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
869 * tree-ssa-ccp.c (visit_assignment): Verify that result of
870 VIEW_CONVERT_EXPR is_gimple_min_invariant.
872 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
873 (print_node): Likewise.
874 Print TYPE_SIZES_GIMPLIFIED.
876 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
878 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
879 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
880 operands as commutative in constraints.
882 2005-02-24 Diego Novillo <dnovillo@redhat.com>
884 * tree-into-ssa.c: Re-organize internal functions.
886 2005-02-24 Richard Henderson <rth@redhat.com>
889 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
891 * common.opt (fcx-limited-range): New.
892 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
893 * toplev.c (flag_complex_method): Initialize to 1.
894 (process_options): Set flag_complex_method to 0 if
895 flag_cx_limited_range.
896 * doc/invoke.texi (-fcx-limited-range): New.
898 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
900 * cse.c (delete_trivially_dead_insns): Speed up by using
901 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
904 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
906 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
907 functions when -mid-shared-library is being used.
909 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
911 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
912 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
913 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
914 * system.h: Poison LINK_LIBGCC_SPECIAL.
916 2005-02-23 James E Wilson <wilson@specifixinc.com>
918 * gengtype.c (note_insn_name): Make 1 element larger.
920 2005-02-23 Roger Sayle <roger@eyesopen.com>
923 PR rtl-optimization/20097
924 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
925 BImode SUBREGs of SImode registers which confuse the ia64 backend.
927 2005-02-23 David Edelsohn <edelsohn@gnu.org>
929 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
930 * t-aix52 (SHLIB_INSTALL): Same.
932 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
934 * genpreds.c: Update copyright.
936 2005-02-23 Michael Beach <michaelb@ieee.org>
939 * config/sparc/t-elf (startup files): Assemble with CPP.
941 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
943 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
944 (write_predicate_expr): Likewise.
946 2005-02-22 Diego Novillo <dnovillo@redhat.com>
948 PR tree-optimization/20100
949 PR tree-optimization/20115
950 * tree-optimize.c (init_tree_optimization_passes): Remove
951 pass_maybe_create_global_var.
952 * tree-pass.h (pass_maybe_create_global_var): Remove.
953 * tree-ssa-alias.c (aliases_computed_p): Declare.
954 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
955 (count_calls_and_maybe_create_global_var): Remove.
956 (pass_maybe_create_global_var): Remove.
957 (init_alias_info): Do not declare aliases_computed_p.
958 (maybe_create_global_var): If the function contains no
959 call-clobbered variables and a mix of pure/const and regular
960 function calls, create .GLOBAL_VAR.
961 Mark all call-clobbered variables for renaming.
962 (merge_pointed_to_info): Update comment.
963 (add_pointed_to_var): Likewise.
964 (is_escape_site): Likewise.
965 Accept struct alias_info * instead of size_t *.
967 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
969 * tree-ssa-operands.c (get_call_expr_operands): If
970 ALIASES_COMPUTED_P is false, do not add call-clobbering
972 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
973 (delete_tree_ssa): Likewise.
975 2005-02-22 James E Wilson <wilson@specifixinc.com>
977 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
978 (do_compile): Do call it here.
980 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
982 PR rtl-optimization/20017.
983 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
984 rest_of_handle_cse2, rest_of_handle_gcse): Call
985 delete_dead_jumptables immediately before calling cleanup_cfg.
987 2005-02-22 Devang Patel <dpatel@apple.com>
990 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
993 2005-02-22 David Edelsohn <edelsohn@gnu.org>
995 * config/rs6000/aix.h (WINT_TYPE): Define.
997 2005-02-22 Stan Shebs <shebs@apple.com>
999 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1000 natural alignment for 64-bit Darwin.
1001 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1003 * doc/invoke.texi: Document this.
1005 2005-02-22 DJ Delorie <dj@redhat.com>
1007 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1008 to make_[un]signed_type, not the mode itself.
1010 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1012 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1013 not available. Use tail calls wherever possible.
1014 (make_edge): Call unchecked_make_edge to create an edge.
1016 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1017 (coalesce_ssa_name): Don't check for
1018 SSANORM_USE_COALESCE_LIST.
1019 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1021 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1023 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1024 (rewrite_into_ssa): ... here.
1026 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1028 PR tree-optimization/19786
1029 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1030 tag to another's may-alias bitmap when adding to the other's list.
1032 2005-02-21 DJ Delorie <dj@redhat.com>
1034 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1035 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1036 registers in unsupported ways.
1037 * expmed.c (init_expmed): Likewise.
1039 2005-02-21 Stan Cox <scox@redhat.com>
1041 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1043 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1045 * tree-cfg.c (fold_cond_expr_cond): New.
1046 (make_edges): Call fold_cond_expr_cond.
1047 (find_taken_edge): Accept nothing but INTEGER_CST.
1048 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1050 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1052 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1053 that do not belong to any basic block.
1055 2005-02-21 Jeff Law <law@redhat.com>
1057 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1060 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1062 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1063 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1064 Adjust their definitions.
1065 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1066 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1068 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1069 genautomata.c, langhooks.c, langhooks.h, system.h,
1070 config/arm/lib1funcs.asm: Update copyright.
1072 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1074 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1076 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1079 * doc/install.texi: Document --with-gc.
1081 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1083 * simplify-rtx.c (simplify_unary_operation): Add a missing
1086 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1088 PR tree-optimization/18663
1089 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1090 if the type has variable bounds.
1092 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1094 * gcse.c: Remove an obsolete comment.
1096 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1098 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1100 * doc/extend.texi (Function Attributes) <Attribute const>: The
1101 attribute "pure" is below this text, not above.
1103 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1105 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1106 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1107 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1109 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1112 * langhooks.h (struct lang_hooks): Add to_target_charset.
1113 * langhooks.c (lhd_to_target_charset): New function.
1114 * langhooks-def.h: Declare lhd_to_target_charset.
1115 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1116 (LANG_HOOKS_INITIALIZER): Update.
1117 * c-common.c (c_common_to_target_charset): New function.
1118 * c-common.h: Declare it.
1119 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1120 c_common_to_target_charset.
1122 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1123 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1125 * system.h: Poison them.
1126 * doc/tm.texi: Don't discuss them.
1127 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1128 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1129 (pp_c_char): Do not attempt to generate letter escapes for
1131 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1132 * config/mips/mips.c (mips_output_ascii): Likewise.
1134 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1136 PR tree-optimization/19951
1137 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1140 2005-02-19 Steven Bosscher <stevenb@suse.de>
1143 * function.h (struct function): New field `max_loop_depth'.
1144 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1145 (flow_loops_find): Reset the max loop depth count before finding loops.
1146 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1147 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1148 (calculate_global_regs_live): Make sure the loop will terminate
1149 when the initial sets are not empty.
1151 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1153 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1155 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1157 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1160 * doc/invoke.texi: Remove documentation of %M spec.
1162 (init_spec): Remove %M suffix from -lgcc_s.
1163 (do_spec_1): Remove 'M' case.
1164 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1165 to put shared libraries in the multilib directory. Remove the
1166 shlib_so_soname substitution variable. Don't add a multilib encoding
1167 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1168 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1169 SHLIB_INSTALL as well as SHLIB_LINK.
1170 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1171 (SHLIB_NAME): Delete.
1172 (SHLIB_DIR): New macro.
1173 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1174 (SHLIB_INSTALL): Adjust accordingly.
1175 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1176 * config/t-slibgcc-sld: Likewise.
1177 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1178 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1179 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1181 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1182 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1183 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1184 Use @shlib_base_name@ instead of @shlib_so_name@.
1185 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1186 and @shlib_base_name@.so in @multilib_dir@.
1187 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1188 to the install path.
1189 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1190 (SHLIB_LINK): Remove previous workaround.
1191 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1192 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1193 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1195 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1196 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1197 (SHLIB_INSTALL): Adjust accordingly.
1198 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1199 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1200 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1201 config/t-slibgcc-elf-ver.
1203 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1204 Jakub Jelinek <jakub@redhat.com>
1206 PR tree-optimization/19828
1207 * tree-ssa-loop-im.c: Add a TODO comment.
1208 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1209 without side-effects.
1211 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1213 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1216 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1218 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1219 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1220 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1222 (ia64_reorg): Delete fixup_errata call.
1223 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1224 (TARGET_SWITCHES): Delete -mb-step entry.
1226 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1229 * c-typeck.c (composite_type): Handle quals in transparent unions.
1230 (type_lists_compatible_p): Likewise.
1232 2005-02-18 Stan Shebs <shebs@apple.com>
1234 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1235 expressions in the .literal8 section.
1237 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1239 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1241 2005-02-18 Roger Sayle <roger@eyesopen.com>
1243 * fold-const.c (constant_boolean_node): Always create values of the
1244 specified type, don't bother calling truthvalue_conversion.
1246 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1248 * except.c (output_function_exception_table): Call
1249 assemble_external_libcall (eh_personality_libfunc).
1251 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1254 * config/ia64/ia64.h (struct machine_function): Add state_num.
1255 * config/ia64/ia64.c (process_epilogue,
1256 process_for_unwind_directive): Use new unwind state numbers each
1257 time rather than state 1.
1259 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1262 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1263 before the "*llgt_didi" pattern.
1265 2005-02-18 Jason Merrill <jason@redhat.com>
1267 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1269 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1271 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1272 (div0): Use it in place of ARM_FUNC_ALIAS.
1273 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1275 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1278 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1279 access, the lower bound of the array type if it exists.
1281 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1284 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1285 cases that are out-of-range for the index type.
1287 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1289 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1290 (estimate_case_costs): Don't call convert.
1291 * expmed.c (expand_shift): Likewise.
1292 (make_tree): Call fold_convert instead of convert.
1294 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1297 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1298 that ref to be marked MEM_READONLY_P doesn't have base that needs
1301 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1303 * genautomata.c (output_get_cpu_unit_code_func,
1304 output_cpu_unit_reservation_p): Don't generate old-style function
1307 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1310 PR tree-optimization/20009
1311 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1313 PR tree-optimization/18947
1314 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1315 inline, remove all nodes that are inlined into the extern inline
1318 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1320 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1321 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1322 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1323 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1326 2005-02-17 Roger Sayle <roger@eyesopen.com>
1328 PR tree-optimization/19917
1329 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1330 to be potentially trapping.
1332 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1334 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1336 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1338 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1339 tem becomes a local variable which is set to the value of the
1340 back end defined INITIAL_FRAME_ADDRESS macro.
1341 (expand_builtin_frame_address): Omit the base parameter to
1342 expand_builtin_return_addr.
1343 (expand_builtin_profile_func): Likewise.
1344 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1345 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1346 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1348 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1350 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1351 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1352 * config/frv/frv.c (frv_function_epilogue): Likewise.
1354 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1356 * lambda-code (perfect_nestify): Remove mark/unmark
1358 * tree-loop-linear.c (linear_transform_loops): Add
1359 rewrite_into_ssa call so that ssa is correct for
1360 rewriting into loop closed.
1362 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1364 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1365 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1367 * bt-load.c (btr_def_live_range, combine_btr_defs,
1368 migrate_btr_def, migrate_btr_defs): Likewise.
1369 * cfgcleanup.c (thread_jump): Likewise.
1370 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1371 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1372 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1373 df_rd_local_compute, df_reg_info_compute): Likewise.
1374 * dominance.c (init_dom_info, free_dom_info): Likewise.
1375 * flow.c (init_propagate_block_info,
1376 free_propagate_block_info): Likewise.
1377 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1378 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1379 modify_reg_pav): Likewise.
1380 * loop-invariant.c (find_defs, find_invariant_insn,
1381 find_invariants, free_inv_motion_data): Likewise.
1382 * predict.c (tree_predict_by_opcode,
1383 estimate_bb_frequencies): Likewise.
1384 * stmt.c (expand_case): Likewise.
1385 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1386 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1387 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1388 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1389 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1390 rewrite_ssa_into_ssa): Likewise.
1391 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1392 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1393 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1394 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1395 * tree-sra.c (tree_sra): Likewise.
1396 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1397 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1398 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1399 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1400 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1401 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1403 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1404 calculate_live_on_entry, calculate_live_on_exit,
1405 build_tree_conflict_graph): Likewise.
1406 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1407 record_important_candidates, set_use_iv_cost, find_depends,
1408 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1409 tree_ssa_iv_optimize_finalize): Likewise.
1410 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1411 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1412 tree_duplicate_loop_to_header_edge): Likewise.
1413 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1414 * tree-ssa.c (verify_flow_insensitive_alias_info,
1415 verify_name_tags, verify_ssa, init_tree_ssa,
1416 delete_tree_ssa): Likewise.
1417 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1418 fini_ssanames): Likewise.
1419 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1421 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1423 * config/rs6000/t-rtems: Completely reworked.
1425 2005-02-17 Ira Rosen <irar@il.ibm.com>
1427 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1429 2005-02-17 Ira Rosen <irar@il.ibm.com>
1431 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1432 POINTER_TYPE_P when checking that type is a pointer.
1433 (vect_get_memtag): Remove.
1434 (vect_address_analysis): Use POINTER_TYPE_P. Call
1435 vect_object_analysis with dummy parameter for memtag.
1436 (vect_object_analysis): Extract memtag (functionality that
1437 used to be in vect_get_memtag and moved here). Fix printings.
1438 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1439 with correct parameters. Remove call to vect_get_memtag.
1441 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1443 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1444 (tree-vectorizer.o): Added missing dependencies.
1446 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1448 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1449 declaration in tree-vectorizer.c, now has an extern declaration in
1451 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1452 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1453 get_vectype_for_scalar_type, vect_is_simple_use,
1454 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1455 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1456 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1457 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1458 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1459 find_loop_location): Likewise.
1461 * tree-vectorizer.c (langhooks.h): #include removed.
1462 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1463 moved to tree-vectorized.h.
1464 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1465 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1466 get_vectype_for_scalar_type, vect_is_simple_use,
1467 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1468 vect_supportable_dr_alignment, new_loop_vec_info,
1469 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1470 vect_set_verbosity_level, find_loop_location): Likewise.
1472 (vect_analyze_loop): Function externalized. Declaration moved to
1473 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1474 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1475 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1476 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1477 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1478 vect_enhance_data_refs_alignment, vect_analyze_operations,
1479 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1480 vect_stmt_relevant_p, vect_get_loop_niters,
1481 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1482 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1483 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1484 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1485 vect_get_memtag): Likewise.
1487 (vectorizable_load): Function externalized. Declaration moved to
1488 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1489 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1490 vect_transform_loop): Likewise.
1491 (vect_transform_stmt): Moved to tree-vect-transform.c.
1492 (vect_align_data_ref, vect_create_destination_var,
1493 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1494 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1495 vect_get_vec_def_for_operand, vect_init_vector,
1496 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1497 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1498 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1499 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1500 vect_do_peeling_for_loop_bound): Likewise.
1502 * tree-vect-analyze.c: New file.
1503 * tree-vect-transform.c: New file.
1505 2005-02-17 Jason Merrill <jason@redhat.com>
1507 PR mudflap/19319, c++/19317
1508 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1511 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1513 * doc/install.texi (Specific): Update link for Darwin-specific
1516 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1518 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1519 constant_boolean_node.
1521 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1524 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1525 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1527 2005-02-16 Richard Henderson <rth@redhat.com>
1530 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1532 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1533 replace uses with Wtype_MAXp1_F.
1534 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1535 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1536 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1537 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1538 and HAVE_TFMODE as appropriate.
1539 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1540 (__floatdisf): Likewise.
1541 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1542 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1543 (Wtype_MAXp1_F): New.
1544 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1545 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1547 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1550 * arm.c (arm_apply_result_size): New function.
1551 * arm.h (APPLY_RESULT_SIZE): Define.
1552 * arm-protos.h (arm_apply_result_size): Add prototype.
1553 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1554 (movxf): New expand.
1555 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1556 (call_value_symbol): Remove predicate for operand 0.
1557 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1558 (untyped_call): Rework to correclty return values for any type.
1559 (untyped_return): New expand.
1560 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1562 2005-02-16 Stan Shebs <shebs@apple.com>
1564 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1565 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1567 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1569 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1570 configure settings on Solaris 7 and later.
1572 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1574 PR tree-optimization/19865
1575 * tree-optimize.c (init_tree_optimization_passes): Run
1576 pass_may_alias after pass_sra.
1578 2005-02-16 Richard Henderson <rth@redhat.com>
1579 Stuart Hastings <stuart@apple.com>
1582 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1583 Do nothing if debug info suppressed for this function.
1584 (dbxout_begin_function): Early exit if debug info suppressed for
1587 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1590 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1592 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1594 PR tree-optimization/19967
1595 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1596 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1597 argument TYPE. Adjust calls to fold_builtin_XXX.
1598 (expand_builtin, fold_builtin_1): Adjust calls to
1600 (fold_builtin_strchr, fold_builtin_strpbrk,
1601 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1602 result to a requested type TYPE.
1604 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1607 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1608 (T)x & (T)cst if (T)cst overflows.
1609 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1610 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1612 2005-02-15 Jeff Law <law@redhat.com>
1614 * gcse.c (blocks_with_calls): New bitmap.
1615 (alloc_gcse_mem): Allocate it.
1616 (free_gcse_mem): Free it.
1617 (clear_modifY_mem_tables): Clear it.
1618 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1619 when we encounter CALL_INSNs.
1620 (compute_transp, case MEM): Handle blocks with calls separate
1621 from blocks without calls. Use bitmap iterators rather than
1624 2005-02-15 Peter O'Gorman <peter@pogma.com>
1627 * mklibgcc.in (vis_hide): Use a temporary object file, not
1630 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1633 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1634 access optimization.
1636 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1637 Alan Modra <amodra@bigpond.net.au>
1640 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1641 (_xlqsub): Rename to __gcc_qsub.
1642 (_xlqmul): Rename to __gcc_qmul.
1643 (_xlqdiv): Rename to __gcc_qdiv.
1644 Provide versioned symbol aliases with old names.
1645 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1646 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1647 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1648 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1649 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1651 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1653 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1654 Fold ~(A - 1) and ~(A + -1) to -A.
1656 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1660 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1661 config/pa/pa-host.c:pa_gt_pch_use_address.
1663 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1665 * tree-vn.c (get_value_handle): Make sure that given an
1666 is_gimple_min_invariant expression, we always return it.
1668 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1670 * passes.c (rest_of_handle_gcse): Fix a comment.
1672 2005-02-15 Jeff Law <law@redhat.com>
1674 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1676 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1677 (canon_list_insert, record_last_mem_set_info): Similarly.
1678 (clear_modify_mem_tables): Similarly.
1680 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1682 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1683 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1684 config/mips/mips.md, config/rs6000/aix.h,
1685 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1687 2005-02-15 Richard Henderson <rth@redhat.com>
1689 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1690 call to be best_edge.
1692 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1694 * basic-block.h: Adjust the prototype for find_basic_blocks.
1695 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1696 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1699 * flow.c (recompute_reg_usage): Remove all arguments.
1700 * passes.c (rest_of_compilation): Adjust the call to
1701 recompute_reg_usage.
1702 * rtl.h: Adjust the prototype for recompute_reg_usage.
1704 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1706 * tree-dump.c (dump_files): Update to reflect new member
1708 (dump_register): Add new argument.
1710 (dump_switch_p_1): Check against glob name if doglob was passed.
1711 (dump_switch_p): Check against regular first, then glob if
1712 we didn't have any hits on the dump name.
1713 * tree-optimize.c (register_one_dump_file):
1714 Pass in glob name as well.
1715 * tree-pass.h (struct dump_file_info): Add glob
1718 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1720 PR preprocessor/16323
1721 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1723 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1726 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1727 (trunctfdf2_internal1): New.
1728 (trunctfdf2_internal2): Renamed from trunctfdf2.
1730 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1732 PR tree-optimization/19853
1733 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1735 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1737 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1738 delete_dead_jumptables and cleanup_cfg.
1740 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1742 * reload.c (find_reloads): Swap address_reloaded flags when
1743 swapping commutative operands.
1745 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1747 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1748 Use standard_iv_increment_position for computing the bsi position
1750 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1753 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1756 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1757 life range of hard registers.
1758 * value-prof.c (insn_prefetch_values_to_profile): Only
1761 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1762 profile in libcalls.
1764 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1766 * bitmap.h (bitmap_and_compl_into): Return bool.
1767 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1769 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1771 PR tree-optimization/19944
1772 * fold-const.c (fold): Re-add ABS_EXPR folding.
1774 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1777 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1778 {TARGET,MASK}_XL_COMPAT.
1779 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1781 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1782 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1784 (rs6000_arg_partial_bytes): Same.
1785 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1786 and XL compatibility enabled.
1787 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1788 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1789 test to final condition.
1790 (cmptf_internal2): New.
1791 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1792 xl-compat. Add TFmode information to description.
1794 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1796 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1798 2005-02-13 Jason Merrill <jason@redhat.com>
1801 * fold-const.c (fold_indirect_ref_1): Split out from...
1802 (build_fold_indirect_ref): Here.
1803 (fold_indirect_ref): New fn.
1804 * tree.h: Declare it.
1805 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1806 (gimplify_modify_expr_rhs): Likewise.
1807 (gimplify_expr): Likewise.
1809 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1811 PR tree-optimization/14303
1812 PR tree-optimization/15784
1813 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1814 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1815 ABS_EXPR<x> != 0 to x != 0.
1817 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1819 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1820 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1821 spelling conventions.
1823 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1824 delete_trivially_dead_insns too many times.
1826 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1829 2005-02-12 Ira Rosen <irar@il.ibm.com>
1831 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1832 (vect_is_simple_iv_evolution): Remove redundant parameter
1834 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1835 without last parameter.
1836 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1837 Return pointer step. Call vect_is_simple_iv_evolution without
1838 last parameter. Check only that the step is multiple of size
1839 type. Remove stmt_vinfo updates.
1840 (vect_get_memtag_and_dr): Remove.
1841 (vect_get_memtag): New function.
1842 (vect_address_analysis): New function.
1843 (vect_object_analysis): New function.
1844 (vect_analyze_data_refs): Call vect_object_analysis and
1845 vect_get_memtag. Update stmt_vinfo fields.
1847 2005-02-12 Ira Rosen <irar@il.ibm.com>
1849 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1850 exist and are objects. Remove checks for pointer.
1851 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1852 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1853 (vect_create_data_ref_ptr): Likewise.
1854 (vect_base_addr_differ_p): New function.
1855 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1856 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1857 Don't set the DR_BASE_NAME field of data-ref.
1858 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1860 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1862 * optabs.h (enum optab_index): Add new OTI_ldexp.
1863 (ldexp_optab): Define corresponding macro.
1864 * optabs.c (init_optabs): Initialize ldexp_optab.
1865 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1867 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1869 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1870 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1872 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1873 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1876 2005-02-12 Ira Rosen <irar@il.ibm.com>
1878 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1880 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1882 (vect_get_base_and_offset): Always return an address.
1883 (vect_create_addr_base_for_vector_ref): Remove treatment for
1884 different data reference types.
1885 (vect_compute_data_ref_alignment): Rename base to base_address in
1886 stmt_vec_info. Get the object in order to force its alignment.
1887 (vect_get_memtag_and_dr): Rename base to base_address in
1888 stmt_vec_info. Extract the object for memtag analysis.
1890 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1892 PR regression/19898.
1893 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1894 changes cc_status, use apply modified_in_p to part of cc_status
1895 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1898 2005-02-11 Richard Henderson <rth@redhat.com>
1900 * tree-complex.c (expand_complex_libcall): New.
1901 (expand_complex_multiplication): Use it for c99 compliance.
1902 (expand_complex_division): Likewise.
1903 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1905 * builtins.c (built_in_names): Remove const.
1906 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1908 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1909 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1910 (built_in_names): Remove const.
1911 * c-common.c (c_common_type_for_mode): Handle complex modes.
1912 * flags.h, toplev.c (flag_complex_method): Rename from
1913 flag_complex_divide_method.
1914 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1915 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1916 * libgcc2.h: Declare them.
1917 * libgcc-std.ver: Export them.
1918 * mklibgcc.in (lib2funcs): Build them.
1920 2005-02-11 Steven Bosscher <stevenb@suse.de>
1922 PR tree-optimization/19876
1923 Partially revert my change from 2005-01-14
1924 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1925 (compute_antic): ...and remove the loop here.
1927 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1930 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1931 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1933 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1934 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1936 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1938 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1939 offsets for the big-endian 32-bit case.
1941 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1943 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1945 2005-02-11 Dale Johannesen <dalej@apple.com>
1947 * cselib.c (cselib_process_insn): Clear out regs where
1948 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1949 * reload.c (find_equiv_reg): Ditto.
1951 2005-02-11 Ian Lance Taylor <ian@airs.com>
1953 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1956 * tree.c (build_function_type_list): Work correctly if there are
1959 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1961 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1962 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1963 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1964 TARGET_ZARCH instead of TARGET_64BIT.
1966 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1968 * config/rs6000/t-rtems:
1969 (MULTILIB_OPTIONS): Remove mcpu=602.
1970 (MUTLILIB_DIRNAMES): Remove m602.
1971 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1972 Let mcpu=602 match mcpu=603.
1973 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1975 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1977 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1980 2005-02-10 David Daney <ddaney@avtrex.com>
1982 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1983 * config/i386/linux-unwind.h: Likewise.
1984 * config/ia64/linux-unwind.h: Likewise.
1985 * config/mips/linux-unwind.h: Likewise.
1986 * config/pa/linux-unwind.h: Likewise.
1987 * config/rs6000/linux-unwind.h: Likewise.
1988 * config/s390/linux-unwind.h: Likewise.
1989 * config/sh/linux-unwind.h: Likewise.
1990 * config/sparc/linux-unwind.h: Likewise.
1992 2005-02-10 Steven Bosscher <stevenb@suse.de>
1994 PR tree-optimization/17549
1995 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1996 TER to replace a DEF with its expression if the DEF and the
1997 rhs of the expression we replace into have the same root
2000 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2002 * config/mips/mips.md: Fix the placement of the match_scratch in the
2005 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2007 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2010 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2012 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2013 (strip_offset): Handle addresses.
2014 (add_address_candidates): Use strip_offset.
2015 (difference_cost): Reflect strip_offset change.
2016 (force_var_cost, difference_cost): Strip nops.
2018 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2020 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2022 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2023 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2024 config/cris/cris-protos.h, config/cris/cris.c: Update
2027 2005-02-10 Jeff Law <law@redhat.com>
2029 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2030 (lookup_avail_expr): Similarly.
2032 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2034 * builtins.c (fold_builtin_powi): New function.
2035 (fold_builtin_1): Call it.
2037 2005-02-10 Steven Bosscher <stevenb@suse.de>
2039 PR documentation/19309
2040 * doc/cpp.texi: The __GNUC__ and related predefined macros
2041 are also defined for the "standalone" cpp.
2042 Some non-GCC compilers may also define __GNUC__.
2044 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2047 * c-typeck.c (common_type): New routine. Old common_type renamed
2049 (c_common_type): ...this.
2050 (build_conditional_expr, build_binary_op): Use c_common_type instead
2053 2005-02-10 Steven Bosscher <stevenb@suse.de>
2055 * doc/md.texi: Replace @samp{length} with @code{length}.
2057 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2059 PR tree-optimization/18687
2060 * tree-flow.h (find_loop_niter): Declare.
2061 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2062 Try using scev even for loops with more than one exit.
2063 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2064 (struct ivopts_data): Added niters field.
2065 (struct nfe_cache_elt): New.
2066 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2068 (tree_ssa_iv_optimize_init): Initialize niters cache.
2069 (determine_number_of_iterations): Removed.
2070 (find_induction_variables): Do not call determine_number_of_iterations.
2071 Access niters for single exit through niter_for_single_dom_exit.
2072 (add_iv_outer_candidates): Access niters for single exit through
2073 niter_for_single_dom_exit.
2074 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2075 number_of_iterations_cond.
2076 (iv_period): New function.
2077 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2078 (may_replace_final_value): Take data argument. Use
2079 niter_for_single_dom_exit.
2080 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2081 (rewrite_use_compare): Pass data to may_eliminate_iv.
2082 (rewrite_use_outer): Pass data to may_replace_final_value.
2083 (free_loop_data): Clean up the niters cache.
2084 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2085 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2086 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2087 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2088 (num_ending_zeros): Moved to tree.c.
2089 * tree.h (num_ending_zeros): Declare.
2090 * tree.c (num_ending_zeros): Moved from tree.c.
2092 2005-02-09 Richard Henderson <rth@redhat.com>
2094 * builtins.c (DEF_BUILTIN): Add COND argument.
2095 * tree.h (DEF_BUILTIN): Likewise.
2096 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2097 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2099 (DEF_BUILTIN_STUB): New.
2100 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2101 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2102 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2103 * c-common.c (DEF_BUILTIN): Add COND argument.
2104 * tree.c (local_define_builtin): New.
2105 (build_common_builtin_nodes): New.
2107 2005-02-09 Roger Sayle <roger@eyesopen.com>
2109 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2110 floating point expression ignoring the sign of the result.
2111 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2112 (fold) <MULT_EXPR>: Use it to simplify x*x.
2113 * tree.h (fold_strip_sign_ops): Prototype here.
2114 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2115 argument. Use fold_strip_sign_ops to simplify the first argument.
2116 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2117 first argument when the second argument is an even integer
2118 constant, but only with -funsafe_math_optimizations.
2119 (fold_builtin_1): Update call to fold_builtin_copysign.
2121 2005-02-09 Ian Lance Taylor <ian@airs.com>
2124 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2125 just check whether EH_FILTER_FAILURE falls through.
2127 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2129 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2130 insns return to ready list in the next turn.
2132 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2135 * builtins.def: New __builtin_powi[lf].
2136 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2137 (expand_builtin_powi): New function.
2138 (expand_builtin): Dispatch to expand_builtin_powi.
2139 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2140 * libgcc2.c: Add __builtin_powi[lf] implementation.
2141 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2142 * optabs.h: Add powi_optab.
2143 * optabs.c (init_optabs): Initialize powi_optab.
2144 * doc/extend.texi: Document __builtin_powi[lf].
2146 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2148 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2151 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2154 * fold-const.c (try_move_mult_to_index): Remove redundant
2155 type argument. Create ADDR_EXPR with correct type.
2156 (fold): Update callers of try_move_mult_to_index. Convert
2157 result to the appropriate type.
2159 2005-02-09 Roger Sayle <roger@eyesopen.com>
2162 * config/avr/avr.c (default_rtx_costs): Delete.
2163 (avr_operand_rtx_cost): New function.
2164 (avr_rtx_costs): Completely rewrite.
2166 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2169 * config/cris/cris.c (in_code): New variable.
2170 (cris_output_addr_const): Now a static function, a wrapper for
2172 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2173 case from old cris_output_addr_const.
2174 (cris_asm_output_label_ref): Similar for LABEL_REF.
2175 (cris_output_addr_const_extra): Similar for UNSPEC.
2176 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2177 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2178 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2180 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2181 (cris_asm_output_label_ref): Declare.
2183 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2185 PR preprocessor/19801
2186 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2187 filenames that changed when libcpp was moved to the toplevel.
2189 2005-02-07 Roger Sayle <roger@eyesopen.com>
2191 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2192 zero extensions of BImode operands. Call lowpart_subreg instead
2193 of gen_lowpart_common and gen_lowpart_SUBREG.
2195 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2198 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2199 * configure.ac: Set cc_for_cross_gnattools.
2200 * configure: Regenerate.
2202 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2205 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2207 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2210 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2211 of nested functions.
2213 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2215 * doc/extend.texi: Document deprecated extensions allowing
2216 static floating-point members to have initializers and allowing
2217 floating-point literals in integral constant expressions.
2219 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2221 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2222 config/darwin7.h, config/mips/mips.c,
2223 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2226 * cse.c: Update comments.
2228 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2231 * builtins.c (fold_builtin_sqrt): Transform
2232 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2235 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2236 Dorit Naishlos <dorit@il.ibm.com>
2238 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2239 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2240 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2242 * tree.h (vect_set_verbosity_level): New extern function declaration
2244 * tree-vectorizer.h (verbosity_levels): New enum type.
2245 * tree-vectorizer.c (vect_debug_stats): Function removed.
2246 (vect_debug_details): Likewise.
2247 (vect_verbosity_level): Global variable was defined and initialized.
2248 (vect_dump): Global variable definition.
2249 (vect_print_dump_info): New function.
2250 (vect_set_dump_settings): New function.
2251 (vect_set_verbosity_level): New function.
2252 (vectorize_loops): Add call to vect_set_dump_settings.
2254 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2255 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2256 (slpeel_tree_peel_loop_to_edge): Likewise.
2258 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2259 appropriate verbosity level instead of call to vect_debug_details
2260 or vect_debug_stats.
2261 (vect_get_base_and_offset):
2262 (vect_create_addr_base_for_vector_ref):
2263 (get_vectype_for_scalar_type):
2264 (vect_create_data_ref_ptr):
2266 (vect_get_vec_def_for_operand):
2267 (vect_finish_stmt_generation):
2268 (vectorizable_assignment):
2269 (vectorizable_operation):
2270 (vectorizable_store):
2271 (vectorizable_load):
2272 (vect_transform_stmt):
2273 (vect_update_ivs_after_vectorizer):
2274 (vect_do_peeling_for_loop_bound):
2275 (vect_update_inits_of_drs):
2276 (vect_do_peeling_for_alignment):
2277 (vect_transform_loop):
2278 (vect_is_simple_use):
2279 (vect_analyze_operations):
2280 (vect_is_simple_iv_evolution):
2281 (vect_analyze_scalar_cycles):
2282 (vect_analyze_data_ref_dependence):
2283 (vect_analyze_data_ref_dependences):
2284 (vect_compute_data_ref_alignment):
2285 (vect_enhance_data_refs_alignment):
2286 (vect_analyze_data_refs_alignment):
2287 (vect_analyze_data_ref_access):
2288 (vect_analyze_data_ref_accesses):
2289 (vect_analyze_pointer_ref_access):
2290 (vect_get_memtag_and_dr):
2291 (vect_analyze_data_refs):
2292 (vect_mark_relevant):
2293 (vect_stmt_relevant_p):
2294 (vect_mark_stmts_to_be_vectorized):
2295 (vect_can_advance_ivs_p):
2296 (vect_get_loop_niters):
2297 (vect_analyze_loop_form):
2298 (vect_analyze_loop):
2299 (vectorize_loops): Likewise.
2301 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2302 (vect_update_inits_of_drs):
2303 (vect_do_peeling_for_alignment):
2304 (vect_transform_loop):
2305 (vect_analyze_operations):
2306 (vect_analyze_scalar_cycles):
2307 (vect_analyze_data_ref_dependences):
2308 (vect_analyze_data_refs_alignment):
2309 (vect_analyze_data_ref_accesses):
2310 (vect_analyze_data_refs):
2311 (vect_mark_stmts_to_be_vectorized):
2312 (vect_get_loop_niters):
2313 (vect_analyze_loop_form):
2314 (vect_analyze_loop): Likewise.
2315 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2317 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2321 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2322 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2323 either -ffast-math or -funsafe-math-optimizations is in use.
2325 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2326 * config/mips/irix-csr.c: New file.
2327 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2328 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2329 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2332 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2334 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2335 redundant, incorrect definitions.
2337 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2339 ("*tls_indirect_call"): New, reference hard regs directly.
2340 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2342 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2344 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2345 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2347 2005-02-06 Roger Sayle <roger@eyesopen.com>
2349 PR rtl-optimization/19800
2350 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2351 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2354 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2356 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2358 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2361 * doc/invoke.texi: Correct documentation of -freorder-functions.
2363 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2366 * doc/invoke.texi: Don't mention gccbug.
2368 2005-02-06 Roger Sayle <roger@eyesopen.com>
2369 Andrew Pinski <pinskia@physics.uc.edu>
2370 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2372 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2373 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2374 into just (zero_extract:SI FOO (const_int 1) BAR).
2376 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2378 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2379 macro locally. Don't give last revision date. Use GCC version
2380 number from gcc-common.texi.
2381 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2382 revision date. Use GCC version number from gcc-common.texi.
2383 Describe being a library as current state rather than as 3.x
2385 * doc/gcc.texi: Remove last update date.
2386 * doc/gccint.texi: Likewise. Update copyright dates.
2387 * doc/install.texi: Update copyright dates.
2389 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2392 * doc/invoke.texi: Mention for each option included in -Wall that
2393 it is included in -Wall.
2394 * doc/gcc.texi: Update copyright and last modification date.
2396 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2398 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2399 unnecessary cast to original induction variable increments.
2401 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2403 PR tree-optimization/18219
2404 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2405 in distributed form.
2407 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2409 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2410 Set bitpos and offset later in the function. Do nothing if the
2411 target is a register and if the bitfield lies completely outside
2413 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2414 here. Return an uninitialised register if the source value is stored
2415 in a register and the bitfield lies completely outside that register.
2417 2005-02-06 Steven Bosscher <stevenb@suse.de>
2419 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2422 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2424 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2426 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2428 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2429 * config/darwin8.h: New.
2430 * config/darwin7.h: Update comment.
2432 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2433 Dorit Naishlos <dorit@il.ibm.com>
2435 * tree-vectorizer.h (LOC): New type.
2436 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2437 (loop_line_number): New field in struct _loop_vec_info.
2438 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2440 * tree-vectorizer.c (input.h): Included.
2441 (find_loop_location): New function.
2442 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2443 loop line number removed.
2444 (vect_debug_details): Likewise.
2445 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2447 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2448 call to vect_debug_details/stats changed from loop to loop_loc.
2449 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2450 (slpeel_tree_peel_loop_to_edge): Likewise.
2452 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2453 changed from NULL to UNKNOWN_LOC.
2454 (vect_get_base_and_offset):
2455 (vect_create_addr_base_for_vector_ref):
2456 (get_vectype_for_scalar_type):
2457 (vect_create_data_ref_ptr):
2459 (vect_get_vec_def_for_operand):
2460 (vect_finish_stmt_generation):
2461 (vectorizable_assignment):
2462 (vectorizable_operation):
2463 (vectorizable_store):
2464 (vectorizable_load):
2465 (vect_transform_stmt):
2466 (vect_update_ivs_after_vectorizer):
2467 (vect_do_peeling_for_loop_bound):
2468 (vect_do_peeling_for_alignment):
2469 (vect_transform_loop):
2470 (vect_is_simple_use):
2471 (vect_analyze_operations):
2472 (vect_is_simple_iv_evolution):
2473 (vect_analyze_scalar_cycles):
2474 (vect_analyze_data_ref_dependences):
2475 (vect_compute_data_ref_alignment):
2476 (vect_enhance_data_refs_alignment):
2477 (vect_analyze_data_ref_access):
2478 (vect_analyze_data_ref_accesses):
2479 (vect_analyze_pointer_ref_access):
2480 (vect_get_memtag_and_dr):
2481 (vect_analyze_data_refs):
2482 (vect_mark_relevant):
2483 (vect_stmt_relevant_p):
2484 (vect_mark_stmts_to_be_vectorized):
2485 (vect_can_advance_ivs_p):
2486 (vect_get_loop_niters):
2487 (vect_analyze_loop):
2488 (vectorize_loops): Likewise.
2490 (vectorizable_load): Argument in call to vect_debug_details/stats
2491 changed from loop to LOOP_LOC (loop_vinfo).
2492 (vect_transform_loop):
2493 (vect_analyze_operations):
2494 (vect_analyze_scalar_cycles):
2495 (vect_analyze_data_ref_dependence):
2496 (vect_enhance_data_refs_alignment):
2497 (vect_analyze_data_ref_accesses):
2498 (vect_analyze_pointer_ref_access):
2499 (vect_analyze_data_refs):
2500 (vect_analyze_loop): Likewise.
2502 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2503 changed from loop to loop_loc.
2505 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2507 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2508 Dorit Naishlos <dorit@il.ibm.com>
2510 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2512 (vect_analyze_data_ref_dependences): Likewise.
2514 (vect_is_simple_use): Argument changed from loop structure to
2515 loop_vect_info structure.
2516 (vect_can_advance_ivs_p): Likewise.
2517 (vect_create_index_for_vector_ref): Likewise.
2518 (vect_update_ivs_after_vectorizer): Likewise.
2519 (new_stmt_vec_info): Likewise.
2521 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2522 changed from loop to loop_vinfo.
2523 (vect_create_data_ref_ptr): First argument in call to
2524 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2525 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2526 was changed from loop to loop_vinfo.
2527 (vectorizable_operation): Likewise.
2528 (vectorizable_store): Likewise.
2529 (vect_mark_stmts_to_be_vectorized): Likewise.
2530 (vect_do_peeling_for_loop_bound): First argument in call to
2531 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2532 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2533 was changed from loop to loop_vinfo.
2534 (vect_analyze_data_ref_dependences): Third argument in call to
2535 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2537 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2538 (vect_create_data_ref_ptr): Likewise.
2539 (vect_init_vector): Likewise.
2540 (vect_get_vec_def_for_operand): Likewise.
2541 (vectorizable_assignment): Likewise.
2542 (vectorizable_operation): Likewise.
2543 (vectorizable_store): Likewise.
2544 (vectorizable_load): Likewise.
2545 (vect_update_ivs_after_vectorizer): Likewise.
2546 (vect_is_simple_use): Likewise.
2547 (vect_analyze_data_ref_dependence): Likewise.
2548 (vect_analyze_pointer_ref_access): Likewise.
2549 (vect_can_advance_ivs_p): Likewise.
2551 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2552 before _stmt_vec_info.
2553 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2554 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2555 (new_stmt_vec_info): Argument changed from loop structure to
2556 loop_vect_info structure
2558 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2559 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2560 (vect_create_addr_base_for_vector_ref): Likewise.
2561 (vect_analyze_pointer_ref_access): Likewise.
2563 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2566 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2567 phi flag if the phi is abnormal.
2569 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2572 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2573 information for the new statement.
2575 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2578 * gcc.c (main): Include the target in -v output.
2580 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2582 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2583 Do not drop the extend if we'd have to add a paradoxical subreg
2584 later. Include optabs.h and insn-codes.h.
2585 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2587 2005-02-02 Roger Sayle <roger@eyesopen.com>
2590 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2591 * fold-const.c (const_binop): Avoid constant folding floating
2592 point operations in modes that use composite representations.
2593 * simplify-rtx.c (simplify_binary_operation): Likewise.
2595 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2597 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2599 (altivec_dstt): Likewise.
2600 (altivec_dstst): Likewise.
2601 (altivec_dststt): Likewise.
2602 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2605 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2607 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2608 EXPR_LOCUS from orig_cond to the new cond_stmt.
2609 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2612 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2614 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2615 standard_iv_increment_position. Remove call to bsi_next
2616 (no need to bump the iterator anymore).
2617 (vect_create_index_for_vector_ref): Call
2618 standard_iv_increment_position. Remove second function argument.
2619 (vect_finish_stmt_generation): Remove call to bsi_next
2620 (no need to bump the iterator anymore).
2621 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2622 to vect_create_index_for_vector_ref.
2624 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2626 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2627 phis are used out of the loop.
2629 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2632 * c-decl.c (undef_nested_function): New variable.
2633 (pop_scope): Diagnose undefined nested functions.
2634 (finish_function): Don't attempt cgraph processing or genericizing
2635 if current top-level function contained an undefined nested
2636 function. Reset undef_nested_function at the end of a top-level
2639 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2641 * tree.c (build_int_cst_type): Take sign of the value into account
2642 when deciding whether sign extend the value.
2644 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2647 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2648 (cpp_options, cc1_options): Change %{std*&ansi} to
2649 %{std*&ansi&trigraphs}.
2651 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2653 * cse.c: Update comments.
2655 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2657 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2658 arguments go on the stack. Do not put complex doubles in odd/even
2661 2005-02-02 Steven Bosscher <stevenb@suse.de>
2663 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2664 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2665 -ftree-pre, and -fthread-jumps.
2667 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2669 PR tree-optimization/19578
2670 * tree-flow.h (modified_noreturn_calls): Declare.
2671 (noreturn_call_p): Declare.
2672 * tree-flow-inline.h (noreturn_call_p): New function.
2673 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2674 * tree-cfg.c (modified_noreturn_calls): New variable.
2675 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2676 that contain a mid-block noreturn call.
2677 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2679 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2681 * df.c (df_def_record_1, df_uses_record): Don't use
2683 * df.h (DF_FOR_REGALLOC): Remove.
2685 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2688 * c-typeck.c (really_start_incremental_init): Reset
2689 constructor_max_index for arrays of incomplete type.
2691 2005-02-02 Jeff Law <law@redhat.com>
2693 * gcse.c (struct reg_set): Store the block index where the register
2694 was set rather than the setting insn.
2695 (record_one_set, compute_transp): Corresponding changes.
2696 (pre_insert_copy_insn): Do not call replace_one_set.
2697 (replace_one_set): Remove.
2699 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2702 * doc/gcov.texi: Fix typo.
2704 2005-02-01 Richard Henderson <rth@redhat.com
2707 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2708 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2710 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2711 * config/i386/i386-protos.h: Update.
2713 2005-02-01 Steven Bosscher <stevenb@suse.de>
2715 PR tree-optimization/19217
2716 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2717 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2718 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2719 that it is walking a PHI node.
2721 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2723 * doc/extend.texi (Nested Functions): Update.
2725 2005-02-01 Richard Henderson <rth@redhat.com>
2728 * optabs.c (expand_copysign_absneg): Export.
2729 * optabs.h (expand_copysign_absneg): Declare.
2730 * config/rs6000/rs6000.md (copysigntf3): New.
2732 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2734 PR tree-optimization/19633
2735 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2736 * tree-ssa-alias.c (init_alias_info): Initialize.
2737 (merge_pointed_to_info): Set.
2738 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2739 (dump_points_to_info_for): Show value of pt_null.
2740 (struct count_ptr_d): Declare.
2741 (find_ptr_dereference): Remove.
2742 (ptr_is_dereferenced_by): Remove.
2743 (count_ptr_derefs): New local function.
2744 (count_uses_and_derefs): New local function.
2745 (compute_points_to_and_addr_escape): Call it. If the number
2746 of dereferences is greater than zero, mark the pointer as
2747 dereferenced. If there are fewer dereferences than uses of
2748 the pointer, the pointer's value escapes.
2750 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2752 PR tree-optimization/19670
2753 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2755 (verify_use): ... set it here, instead.
2757 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2759 * doc/sourcebuild.texi (Test directives): Fix formatting.
2761 * doc/sourcebuild.texi (Test directives): Describe selector
2764 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2766 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2767 specific 64-bit CPUs.
2769 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2772 * arm.c (arm_eliminable_register): New function.
2773 (adjacent_mem_locations): Don't allow eliminable registers. Use
2774 HOST_WIDE_INT for address offsets.
2775 * arm-protos.h (arm_eliminable_register): Add prototype.
2777 2005-02-01 Steven Bosscher <stevenb@suse.de>
2779 PR optimization/15242
2780 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2781 * basic-block.h (duplicate_computed_gotos): Add prototype.
2782 * bb-reorder.c (duplicate_computed_gotos): New function to
2783 duplicate sufficiently small blocks ending in a computed jump.
2784 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2785 if not optimizing for size.
2786 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2787 never do tail merging for blocks ending in a computed jump.
2788 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2790 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2792 Patch from Richard Sandiford <rsandifo@redhat.com>
2793 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2794 from inheriting a subreg equivalence with a non-spill register.
2796 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2798 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2800 * config/frv/frv.c (movcc_fp_destination_operand): New.
2801 (gpr_or_memory_operand): Fix typo in comment.
2802 (gpr_or_memory_operand_with_scratch): New.
2803 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2804 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2805 movcc_fp_destination_operand.
2806 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2807 Legitimize memory addresses using a scratch register.
2809 2005-01-31 Jeff Law <law@redhat.com>
2811 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2812 bitmap a sparse bitmap instead of a simple bitmap.
2813 (mark_def_sites_initialize_block): Corresponding changes.
2814 (ssa_mark_def_sites_initialize_block): Likewise.
2815 (ssa_mark_phi_uses): Likewise.
2816 (mark_def_site, ssa_mark_def_sites): Likewise.
2817 (mark_def_site_blocks): Likewise.
2818 (rewrite_ssa_into_ssa): Likewise.
2820 * tree-ssa-dom.c (record_cond): Pass correct variable type
2821 for last argument to htab_find_slot_with_hash.
2823 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2824 effects when optimizing 0 % X. Do not try to optimize X % 0.
2826 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2828 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2831 2005-02-01 Eric Christopher <echristo@redhat.com>
2833 * config/mips/mips.c (override_options): Warn if -mint64
2835 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2838 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2840 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2842 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2843 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2844 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2845 (cached_regno): Initialize to INVALID_REGNUM.
2846 (cse_reg_info_table_size,
2847 cse_reg_info_table_first_uninitialized,
2848 cse_reg_info_timestamp): New.
2849 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2851 (init_cse_reg_info, get_cse_reg_info_1): New.
2852 (get_cse_reg_info): Cache the last look-up.
2853 (new_basic_block): Update the code to clear mappings from
2854 registers to cse_reg_info entries.
2855 (cse_main): Call init_cse_reg_info.
2857 * cse.c (get_cse_reg_info): Update a comment.
2859 2005-01-31 Steven Bosscher <stevenb@suse.de>
2862 * c-decl.c (start_decl): Do not warn about arrays of elements with
2863 an incomplete type here.
2864 (grokdeclarator): Do it here by making a pedwarn an error.
2865 * c-typeck.c (push_init_level): If there were previous errors with
2866 the constructor type, do not warn about braces for initializers.
2867 (process_init_element): Likewise for excess initializer elements.
2869 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2871 * cse.c (delete_trivially_dead_insn): Don't iterate.
2873 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2875 * config/rs6000/rs6000.md (copysignsf3): New expand.
2876 (copysigndf3): Likewise.
2878 2005-01-31 Steven Bosscher <stevenb@suse.de>
2880 * recog.c (constrain_operands): Only look for earlyclobber operand
2881 conflicts if an '&' constraint was seen.
2883 2005-01-31 Marc Espie <espie@openbsd.org>
2885 * config.gcc: Don't include embedded systems fragment, switches default
2886 debugging format to ELF.
2887 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2888 longer pick it up there.
2890 2005-01-31 Dale Johannesen <dalej@apple.com>
2892 * doc/extend.texi (nested functions): Fix linkage description.
2893 Clarify that static is not allowed.
2895 2005-01-31 Dale Johannesen <dalej@apple.com>
2897 * config/rs6000/darwin.md (movsf_low_di): Make work.
2898 (movdf_low_di): Make work.
2900 2005-01-31 Dale Johannesen <dalej@apple.com>
2902 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2903 Make work for 64 bit.
2905 2005-01-31 Roger Sayle <roger@eyesopen.com>
2906 Dale Johannesen <dalej@apple.com>
2909 * fold-const.c (fold_binary_op_with_conditional_arg):
2910 Make types match original operands, before STRIP_NOPS.
2912 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2914 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2915 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2916 (struct gcc_sigcontext): Delete. Merge contents to..
2917 (struct gcc_ucontext): ..here.
2918 (get_sigcontext): Delete.
2919 (get_regs): New function, like get_sigcontext but return regs ptr.
2920 64-bit version finds regs from r1 to support vdso.
2921 (ppc_linux_aux_vector): New function.
2922 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2925 2005-01-31 Ira Rosen <irar@il.ibm.com>
2927 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2929 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2930 redundant fold. Fix misalignment for MINUS_EXPR.
2931 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2932 (vect_analyze_pointer_ref_access): Likewise.
2933 (vect_get_memtag_and_dr): Likewise.
2935 2005-01-31 Richard Henderson <rth@redhat.com>
2937 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2938 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2939 absnegdf2_i387, absnegxf2_i387): Likewise.
2941 2005-01-31 Richard Henderson <rth@redhat.com>
2944 * optabs.c (expand_copysign_absneg): New.
2945 (expand_copysign_bit): Split out from ...
2946 (expand_copysign): ... here. Use expand_copysign_absneg.
2948 2005-01-30 Roger Sayle <roger@eyesopen.com>
2951 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2952 constant as the second operand and a register as the third.
2954 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2957 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2958 that dllimport'd functions do not use all call-clobbered registers
2961 2005-01-30 Richard Henderson <rth@redhat.com>
2964 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2965 expand_abs_nojump and generalize. Use operand_subword and
2966 emit_no_conflict_block. Support large modes.
2967 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2969 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2970 negation to subtraction.
2971 (expand_copysign): Check that the format has signed zeros.
2972 Use operand_subword and emit_no_conflict_block. Support large modes.
2974 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2976 Fix PR tree-optimization/19624
2978 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2979 * tree-ssa-pre.c: Add cfgloop.h.
2981 (pre_stats): New member, constified.
2982 (inserted_exprs): New static variable.
2983 (NECESSARY): New macro.
2984 (create_expression_by_pieces): Fold the expression, and
2985 mark it as defaulting to not necessary. Also put in
2987 (fully_constant_expression): New function.
2988 (insert_into_preds_of_block): Modify to not insert phis when we
2989 are playing with induction variables.
2990 Push phis onto the inserted_exprs vector, and mark them as not
2991 necessary by default.
2992 (insert_aux): Call fully_constant_expression on eprime.
2993 If all edges produce the same value, mark it constant.
2994 (mark_operand_necessary): New function.
2995 (remove_dead_inserted_code): New function.
2996 (init_pre): Init loop optimizer to get loop info.
2997 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2998 (execute_pre): Commit edge inserts, then remove dead code.
3000 2005-01-30 Richard Henderson <rth@redhat.com>
3002 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3003 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3005 2005-01-30 Richard Henderson <rth@redhat.com>
3008 * config/i386/i386.c (ix86_expand_copysign): New.
3009 (ix86_split_copysign_const): New.
3010 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3011 rearrange op1/nmask operands.
3012 * config/i386/i386-protos.h: Update.
3013 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3014 (copysigndf3): Likewise.
3015 (copysignsf3_const, copysigndf3_const): New.
3016 (copysignsf3_var): Rename from copysignsf3, split out splitter
3017 and fix split predicate for X constraint.
3018 (copysigndf3_var): Similarly.
3020 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3022 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3023 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3024 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3026 2005-01-29 Richard Henderson <rth@redhat.com>
3029 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3030 of # and * in constraints.
3032 2005-01-29 Richard Henderson <rth@redhat.com>
3035 * expr.c (store_field): Don't strip sub-mode cast when the input
3036 data is even smaller.
3038 2005-01-29 Richard Henderson <rth@redhat.com>
3041 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3044 2005-01-29 Richard Henderson <rth@redhat.com>
3046 * combine.c (make_field_assignment): Fix argument order
3049 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3051 PR tree-optimization/15791
3052 * fold-const.c (extract_array_ref): New function.
3053 (fold): Fold comparisons between &a[i] and &a[j] or
3054 semantically equivalent trees.
3056 2005-01-29 Jeff Law <law@redhat.com>
3058 * gcse.c (insert_expr_in_table): Revamp handling of available
3059 and anticipatable occurrence lists to avoid unnecessary list
3061 (insert_set_in_table): Similarly.
3063 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3065 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3067 (c_build_qualified_type): Build qualified array types with
3068 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3069 * c-decl.c (c_make_fname_decl): Build unqualified array type
3070 before qualified type.
3071 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3072 type is qualified, not just if type itself is. Don't apply
3073 qualifiers to array type when declarator is processed. Apply
3074 qualifiers to field type whether or not it is an array type.
3075 Don't handle array types specially for applying qualifiers to
3077 * c-typeck.c (composite_type): Build unqualified element type and
3078 array type when forming composite of array types.
3079 (common_pointer_type, comptypes, comp_target_types,
3080 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3081 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3083 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3084 (args2) in variables a1 and a2.
3086 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3088 * cse.c (n_elements_made, max_elements_made): Remove.
3089 (insert): Don't touch n_elements_made.
3090 (cse_main): Don't touch n_elements_made or max_elements_made.
3092 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3095 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3096 configuration part of dp-bit.c to be lost.
3098 2005-01-28 Roger Sayle <roger@eyesopen.com>
3100 * expmed.c (expand_mult_highpart_optab): When attempting to use
3101 a non-widening multiplication in a wider mode, the operands need
3102 to be converted (zero or sign extended) to that mode.
3104 2005-01-28 Ian Lance Taylor <ian@airs.com>
3108 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3109 through if both operands fall through.
3111 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3113 * cse.c (fold_rtx) <PC>: Don't optimize.
3115 2005-01-28 Jeff Law <law@redhat.com>
3117 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3118 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3120 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3122 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3123 cse_reg_info_used_list_end): Remove.
3124 (cse_reg_info_list, cse_reg_info_list_free): New.
3125 (get_cse_reg_info): When allocating an instance of
3126 cse_reg_info, add it to the beginning of the cse_reg_info_list
3127 list. Remove code to maintain cse_reg_info_used_list.
3128 (new_basic_block): Reset the free list to the beginning of
3131 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3133 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3134 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3135 (frv_expand_mdpackh_builtin): New function.
3136 (frv_expand_builtin): Use it to expand __MDPACKH.
3137 * doc/extend.texi (__MDPACKH): Update documentation.
3139 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3141 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3142 SSE_FLOAT_MODE_P for use_sse computation.
3144 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3147 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3149 2005-01-27 Richard Henderson <rth@redhat.com>
3151 * builtins.c (expand_builtin_copysign): New.
3152 (expand_builtin): Call it.
3153 * genopinit.c (optabs): Add copysign_optab.
3154 * optabs.c (init_optabs): Initialize it.
3155 (expand_copysign): New.
3156 * optabs.h (OTI_copysign, copysign_optab): New.
3157 (expand_copysign): Declare.
3159 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3160 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3162 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3163 (ix86_expand_fp_absneg_operator): ... here.
3164 (ix86_split_copysign): New.
3165 * config/i386/i386-protos.h: Update.
3166 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3167 (copysignsf3, copysigndf3): New.
3169 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3170 (copysignsf3, ncopysignsf3): New.
3171 (copysigndf3, ncopysigndf3): New.
3172 (copysignxf3, ncopysignxf3): New.
3173 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3175 2005-01-27 Arend Bayer <arend.bayer@web.de>
3176 Kazu Hirata <kazu@cs.umass.edu>
3178 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3179 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3180 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3183 2005-01-27 Jeff Law <law@redhat.com>
3185 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3186 definitions of SSA_NAMEs which are not being rewritten.
3187 (rewrite_ssa_into_ssa): Only initialize the current definition
3188 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3189 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3190 SSA_NAMEs before returning.
3192 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3194 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3195 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3196 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3197 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3198 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3200 2005-01-27 Steven Bosscher <stevenb@suse.de>
3203 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3204 higher to -O2 and higher. Likewise for tree PRE.
3205 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3208 2005-01-27 Ian Lance Taylor <ian@airs.com>
3211 * gimple-low.c (try_catch_may_fallthru): New static function.
3212 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3213 * tree-inline.c (expand_call_inline): Don't warn about reaching
3214 the end of a non-void function being inlined if the function uses
3217 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3219 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3222 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3223 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3224 (implicitly_declare): Handle error_mark_node.
3226 2005-01-27 Richard Henderson <rth@redhat.com>
3229 * tree.h (struct tree_decl): Add debug_expr_is_from.
3230 (DECL_DEBUG_EXPR_IS_FROM): New.
3231 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3232 * dwarf2out.c (dwarf2out_var_location): Update to match.
3233 * tree-outof-ssa.c (create_temp): Likewise.
3234 * var-tracking.c (track_expr_p): Likewise.
3235 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3236 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3237 * toplev.c (default_tree_printer): Likewise.
3239 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3241 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3242 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3244 2005-01-27 Steven Bosscher <stevenb@suse.de>
3246 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3247 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3248 ASM_CLOBBERS): Add tree checks.
3250 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3251 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3252 * c-common.def (SWITCH_STMT): Update to match.
3253 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3254 macros instead of SWITCH_EXPR ones.
3255 * c-dump.c (c_dump_tree): Likewise.
3256 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3257 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3259 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3261 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3263 * unwind-dw2.c (execute_stack_op): Add missing cases for
3264 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3266 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3268 * config.gcc (Obsolete configurations): Remove 'dummy', add
3269 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3272 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3274 PR tree-optimization/19633
3275 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3277 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3278 are no call-clobbered variables.
3279 * tree-outof-ssa.c (check_replaceable): Return false for calls
3282 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3284 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3285 even for variables with NULL DECL_INITIAL.
3287 2005-01-26 Stuart Hastings <stuart@apple.com>
3289 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3291 2005-01-26 Richard Henderson <rth@redhat.com>
3294 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3296 * expr.c (store_field): Strip conversions to odd-bit-sized types
3297 if the destination field width matches.
3299 2005-01-26 Richard Henderson <rth@redhat.com>
3301 * c-decl.c, expmed.c, expr.c: Revert last change.
3303 2005-01-26 Richard Henderson <rth@redhat.com>
3306 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3308 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3309 if we don't need the bits above those present in the current mode.
3310 * expr.c (store_field): Strip conversions to odd-bit-sized types
3311 if the destination field width matches.
3313 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3315 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3316 either -ffast-math or -funsafe-math-optimizations is in use.
3318 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3322 * config/avr/avr.c (notice_update_cc): Only set condition code for
3323 ashrqi3 if shift count > 0.
3324 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3325 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3326 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3327 count <= 0 as a no-op, and shift count >= width by copying zero
3328 or sign bit to all bits of the result.
3329 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3330 count, with attribute "length" set to 0 and "cc" set to "none".
3332 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3334 * doc/invoke.texi: Document -mTLS.
3336 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3337 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3338 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3339 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3340 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3341 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3342 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3343 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3345 * configure.ac: Check for a TLS capable gas.
3347 * configure: Regenerate.
3349 2005-01-26 Richard Henderson <rth@redhat.com>
3352 * combine.c (make_field_assignment): Simplify store to zero_extract
3353 from a source with an overlapping mask.
3355 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3357 2004-11-11 Eric Christopher <echristo@redhat.com>
3359 * config/frv/frv.md: Add fr400_integer automaton. Don't
3360 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3363 2005-01-26 Steven Bosscher <stevenb@suse.de>
3366 * cfgbuild.c (make_edges): Do not clear or set
3367 current_function_has_computed_jump.
3368 * function.h (struct function): Remove the has_computed_jump field.
3369 (current_function_has_computed_jump): Do not define.
3370 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3371 in a computed jump. Ignore current_function_has_computed_jump.
3373 2005-01-26 Richard Henderson <rth@redhat.com>
3376 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3377 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3379 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3380 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3381 objects into static storage if they have more than one non-zero value.
3382 * tree.h (categorize_ctor_elements): Update decl.
3384 2005-01-26 Steven Bosscher <stevenb@suse.de>
3387 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3388 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3389 to this function from 2004-07-10.
3390 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3391 the current function for tail call optimizations if the address
3392 of one of it its arguments is taken.
3394 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3396 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3398 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3400 * function.c (expand_function_end): If current_function_calls_alloca,
3401 emit stack restore in a place that is reached when the function falls
3404 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3406 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3407 rule to avoid matching inappropriate suffix rule.
3409 2005-01-26 Jan Hubicka <jh@suse.cz>
3411 PR tree-optimization/19241
3412 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3414 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3416 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3417 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3419 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3420 <sim*>: Always use crt1.o, regardless of N in simN.
3421 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3422 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3423 (CRT_CALL_STATIC_FUNCTION): Remove.
3424 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3425 use crt1.o, regardless of N in simN.
3426 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3427 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3428 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3429 case isystem setting.
3430 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3432 2005-01-25 Ian Lance Taylor <ian@airs.com>
3434 * gimple-low.c (block_may_fallthru): Correct handling of
3435 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3437 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3439 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3440 handlers to match indentation; nested under the mtune=* handler.
3441 Similar for mcpu= and march=.
3443 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3445 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3446 * config/mips/linux64.h (LIB_SPEC): Likewise.
3447 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3448 * config/sh/linux.h (LIB_SPEC): Likewise.
3450 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3452 * config/frv/frv.c (frv_legitimize_tls_address): New.
3453 (TARGET_HAVE_TLS): Define.
3454 (FRV_SYMBOL_REF_TLS_P): Define.
3455 (frv_override_options): Handle new register classes.
3456 (frv_legitimate_address_p): Reject tls addresses.
3457 (frv_legitimize_address): Handle TLS addresses.
3458 (gen_inlined_tls_plt): New.
3460 (frv_legitimize_tls_address): New.
3461 (unspec_got_name): Add TLS entries.
3462 (got12_operand): Add R_FRV_TLSMOFF12 case.
3463 (frv_emit_move): Fixup TLS addresses.
3464 (frv_emit_movsi): Legitimize TLS addresses.
3466 * config/frv/frv.h (MASK_BIG_TLS): New.
3467 (TARGET_BIG_TLS): New.
3468 (HAVE_AS_TLS): Define.
3469 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3470 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3471 (REG_CLASS_NAMES): Same.
3472 (REG_CLASS_CONTENTS): Same.
3473 (CONSTRAINT_LEN): New.
3474 (REG_CLASS_FROM_CONSTRAINT): New.
3475 (PREDICATE_CODES): Add symbolic_operand.
3477 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3478 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3479 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3480 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3481 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3482 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3483 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3484 GR9_REG, GR14_REG, LRREG.
3485 (type): Add load_or_call attribute.
3486 ("load_or_call"): New reservation.
3487 ("call_gettlsoff"): New.
3488 ("tls_indirect_call"): New.
3489 ("tls_load_gottlsoff12"): New.
3490 ("tlsoff_hilo"): New.
3491 ("tls_tlsdesc_ldd"): New.
3492 ("tls_tlsoff_ld"): New.
3495 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3497 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3499 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3500 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3501 * config/frv/frv.c (TLS_BIAS): Define.
3502 (frv_output_dwarf_dtprel): New.
3504 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3506 PR rtl-optimization/19579
3507 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3508 both A and B, see if they don't clobber registers the other expr uses.
3510 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3512 * real.c (do_add): Initialize signalling and canonical members.
3514 * real.c (real_from_integer): Zero out destination.
3516 2005-01-18 Jan Hubicka <jh@suse.cz>
3518 PR tree-optimize/19337
3519 * tree-inline.c (initialize_inlined_parameters): Copy
3520 saved_static_chain_decl only.
3522 2005-01-25 Richard Henderson <rth@redhat.com>
3526 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3527 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3528 80387 enabled, to return a proper subclass. Return the subset that
3529 overlaps with GENERAL_REGS for PLUS.
3530 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3532 2005-01-25 Richard Henderson <rth@redhat.com>
3535 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3537 2005-01-25 Roger Sayle <roger@eyesopen.com>
3539 * expmed.c (choose_multiplier): Change interface to return the
3540 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3541 (expand_divmod): Update calls to choose_multiplier.
3543 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3546 * expmed.c (extract_bit_field): Use adjust_address instead of
3547 gen_lowpart when op0 is a MEM.
3549 2005-01-24 Steven Bosscher <stevenb@suse.de>
3551 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3553 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3555 * config/mips/irix-csr.c: New file.
3556 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3557 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3558 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3561 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3564 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3565 sparc/elf.h, add sparc/sp-elf.h.
3566 (sparc-*-rtems*): Likewise.
3567 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3568 tm-dwarf2.h, add sparc/sp-elf.h.
3569 (sparc86x-*-elf): Likewise.
3570 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3571 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3572 TARGET_OS_CPP_BUILTINS.
3573 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3574 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3576 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3577 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3578 (SWITCH_TAKES_ARG): Likewise.
3579 (LOCAL_LABEL_PREFIX): Likewise.
3580 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3581 (TARGET_N_FORMAT_TYPES): Delete.
3582 (TARGET_FORMAT_TYPES): Likewise.
3583 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3584 * config/sparc/elf.h: Delete.
3585 * config/sparc/sp-elf.h: New file.
3587 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3589 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3590 * tree-flow.h: Remove the corresponding prototype.
3591 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3592 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3594 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3597 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3598 for AIX ABI or ELF -fPIC.
3599 (rs6000_emit_load_toc_table): Don't create toc_section here.
3600 (rs6000_xcoff_file_start): Nor here.
3602 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3604 * sh.c (ra.h): Don't #include.
3605 (hard_regs_intersect_p): New function, resurrected from ra.c.
3607 * sh.c: Fix 1996 Copyright.
3609 2005-01-24 Richard Henderson <rth@redhat.com>
3610 Aldy Hernandez <aldyh@redhat.com>
3612 * regrename.c (note_sets): Handle subregs.
3614 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3617 * genconditions.c (write_header, write_conditions): Elide file if
3620 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3622 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3623 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3626 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3628 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3629 expand_builtin_printf, expand_builtin_fprintf,
3630 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3631 checking against POINTER_TYPE.
3632 (validate_arglist): Handle POINTER_TYPE code by checking
3635 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3637 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3639 (for_each_rtx): Call for_each_rtx_1.
3640 * rtl.h (init_rtlanal): Declare.
3641 * toplev.c (backend_init): Call init_rtlanal.
3643 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3645 * flow.c (propagate_one_insn): Formatting.
3648 * flow.c (libcall_dead_p): Be more conservative if unsure.
3649 If there are any instructions between insn and call, see if they are
3650 all dead before saying the libcall is dead.
3652 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3654 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3655 operand constraint for operand 0.
3657 2005-01-23 Richard Henderson <rth@redhat.com>
3660 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3661 edges leading to join block.
3663 2005-01-23 Roger Sayle <roger@eyesopen.com>
3665 * expmed.c (expand_mult_highpart): Make static. Change type of
3666 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3667 (expand_divmod): Updates calls to expand_mult_highpart by using
3668 gen_int_mode to pass a CONST_INT rtx.
3669 * rtl.h (expand_mult_highpart): Remove prototype.
3671 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3673 * flow.c (regset_bytes, regset_size): Remove.
3675 * cfganal.c: Fix a reference to Harvey's paper.
3677 2005-01-23 Steven Bosscher <stevenb@suse.de>
3679 PR rtl-optimization/19464
3680 * tree-optimize.c (init_tree_optimization_passes): Add one more
3681 copyrename pass just before out-of-ssa.
3683 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3686 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3687 * ggc-none.c (ggc_free): Define.
3689 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3691 * cse.c (max_reg, max_insn_uid): Remove.
3692 (cse_main): Don't access max_reg or max_insn_uid.
3694 * c-common.c (explicit_flag_signed_bitfields,
3695 lang_statement_code_p, lang_expand_function_end): Remove.
3696 * c-common.h: Remove the corresponding declarations.
3697 * c-opts.c (c_common_handle_option): Remove all write access
3698 to explicit_flag_signed_bitfields.
3700 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3701 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3702 * cgraph.h: Remove the corresponding declaration.
3704 * gcse.c (null_pointer_info): Remove.
3706 2005-01-23 Roger Sayle <roger@eyesopen.com>
3707 Eric Botcazou <ebotcazou@libertysurf.fr>
3709 * combine.c (simplify_logical): Only simplify logical expressions
3710 of the form ior(and(x,y),z) by the inverse distributive law if the
3711 result is cheaper than the original.
3713 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3715 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3716 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3717 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3718 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3719 config/freebsd-spec.h, config/arm/arm.h,
3720 config/h8300/h8300.md, config/i386/i386.md,
3721 config/i386/predicates.md, config/i386/sse.md,
3722 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3723 config/vax/vax.md: Fix comment typos. Follow spelling
3726 2005-01-23 Steven Bosscher <stevenb@suse.de>
3728 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3729 tests, instead of `less than'.
3731 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3733 * function.c (assign_parm_setup_block): When creating a new stack slot
3734 for a parameter, get its alignment from the parameter's DECL_ALIGN
3735 rather than the type's TYPE_ALIGN. Make sure that the parameter
3736 is at least word aligned.
3738 2005-01-22 Roger Sayle <roger@eyesopen.com>
3741 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3743 2005-01-22 Richard Henderson <rth@redhat.com>
3746 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3747 in both compare operands.
3748 (movdfcc_1_sse_max): Likewise.
3749 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3750 (movdfcc_1_sse): Likewise.
3751 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3752 scratch register as needed.
3754 2005-01-22 Richard Henderson <rth@redhat.com>
3756 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3758 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3760 2005-01-22 Richard Henderson <rth@redhat.com>
3762 * genopinit.c (optabs): Use smin/smax for floating point too.
3763 * doc/md.texi: Update to match. Clarify that floating point
3764 results are undefined for +0/-0 and NaN.
3765 * doc/rtl.texi: Likewise.
3766 * rtl.def (SMIN, SMAX): Likewise
3767 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3769 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3770 leading 's' to the name.
3771 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3772 smaxxf3, sminxf3): Likewise.
3773 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3776 2005-01-22 Paul Brook <paul@codesourcery.com>
3778 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3780 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3782 * config/s390/s390.c (struct processor_costs): New fields
3783 dlgr, dlr, dr, dsgfr, dsgr.
3784 (z900_cost, z990_cost): Values for new fields.
3785 (s390_rtx_costs): New cases MEM und COMPARE in switch
3786 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3787 DIV, MOD, UDIV, UMOD.
3789 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3791 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3792 into the register being decremented.
3793 ("doloop_si31", "doloop_di"): Likewise.
3794 ("*doloop_si_long"): Adapt pattern.
3796 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3798 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3800 (CLASS_MAX_NREGS): Likewise.
3802 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3804 * doc/tree-ssa.texi (Statement Operands): Add example for new
3805 must-def macro. Note deprecation of old operands interface.
3807 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3809 PR tree-optimization/19484
3810 * tree-cfg.c (remove_fallthru_edge): New function.
3811 (cleanup_control_flow): Remove fallthru edges from calls that are
3812 now known not to return.
3814 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3816 Fix PR tree-optimization/19038
3817 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3818 copies with loop variant ones.
3820 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3822 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3823 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3824 config/alpha/alpha.md, config/alpha/predicates.md,
3825 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3826 config/sparc/sol2.h: Update copyright.
3828 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3829 first label to see if it is a nonlocal label.
3831 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3832 Andrew Pinski <pinskia@physics.uc.edu>
3835 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3836 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3838 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3840 * config/rs6000/rtems.h: Update copyright.
3842 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3845 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3846 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3847 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3849 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3852 * c-typeck.c (convert_arguments): Check for error_mark_node.
3854 2005-01-21 Ian Lance Taylor <ian@airs.com>
3856 PR tree-optimization/13000
3857 * tree-inline.c: Include "tree-flow.h".
3858 (expand_call_inline): If warn_return_type, warn if non-void inline
3859 function falls through.
3860 * tree-cfg.c (execute_warn_function_return): Don't warn about
3861 control reaching end if TREE_NO_WARNING is set. Set
3863 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3865 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3866 branch if we don't need one.
3867 * c-typeck.c: Include "tree-flow.h"
3868 (c_finish_bc_stmt): Don't add a goto if the current statement
3869 list doesn't fall through to the current point.
3871 2005-01-21 Roger Sayle <roger@eyesopen.com>
3873 PR rtl-optimization/576
3874 * real.c (real_arithmetic): Change return type from void to bool
3875 to return an indication that the result may be inexact.
3876 * real.h (real_arithmeric): Update prototype.
3877 * fold-const.c (const_binop): Don't constant fold floating
3878 point expressions when the user specifies -frounding-math and
3879 the result may depend upon the run-time rounding mode.
3880 (fold_convert_const_real_from_real): Clean-up.
3881 (fold_initializer): Ignore flag_rounding_math for initializers.
3882 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3883 constant fold FP operations with flag_rounding_math if the
3884 result may depend upon the run-time rounding mode.
3886 2005-01-21 Tom Tromey <tromey@redhat.com>
3888 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3890 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3892 * tree-cfg.c: Fix comment typos.
3894 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3896 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3897 around the call to rest_of_handle_branch_target_load_optimize.
3899 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3901 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3902 (sparc64-*-openbsd*): Likewise.
3903 (sparclite-*-elf*): Include tm-dwarf2.h.
3904 (sparc86x-*-elf*): Likewise.
3905 (sparc64-*-elf*): Likewise.
3906 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3907 (DBX_DEBUGGING_INFO): Likewise.
3908 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3909 (PREFERRED_DEBUGGING_TYPE): Likewise.
3910 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3911 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3912 (PREFERRED_DEBUGGING_TYPE): Likewise.
3913 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3914 (PREFERRED_DEBUGGING_TYPE): Likewise.
3915 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3917 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3920 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3922 2005-01-20 Paul Brook <paul@codesourcery.com>
3924 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3926 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3928 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3929 label is first in a sequence of labels.
3931 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3933 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3934 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3936 * doc/sourcebuild.texi (Test Directives): New.
3938 2005-01-20 Roger Sayle <roger@eyesopen.com>
3940 * real.c (real_floor): Don't leave the result uninitialized when
3941 mode is VOIDMode, but return the unrounded intermediate value.
3942 (real_ceil): Likewise.
3944 2005-01-20 Paul Brook <paul@codesourcery.com>
3946 * config/arm/arm.md (insv): Use gen_int_mode.
3948 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3950 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3951 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3952 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3953 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3954 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3956 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3959 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3960 fbreg, so we have to assume we can't.
3961 (loc_descriptor_from_tree_1): Ditto.
3962 (containing_function_has_frame_base): New function.
3963 (add_location_or_const_value_attribute): Use it.
3964 Also try to generate a frame_base from a single element location
3967 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3969 PR tree-optimization/15349
3970 * timevar.def (TV_TREE_MERGE_PHI): New.
3971 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3973 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3974 calls to tree_forwarder_block_p.
3975 (remove_forwarder_block_with_phi, merge_phi_nodes,
3976 gate_merge_phi, pass_merge_phi): New.
3977 * tree-optimize.c (init_tree_optimization_passes): Add
3979 * tree-pass.h: Add an extern for pass_merge_phi;
3981 2005-01-20 Richard Henderson <rth@redhat.com>
3984 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3985 (_mm_castps_pd, _mm_castps_si128): New.
3986 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3988 2005-01-20 Richard Henderson <rth@redhat.com>
3991 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3992 __builtin_ia32_vec_init_v2si.
3993 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3994 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3995 (ix86_init_mmx_sse_builtins): Create it.
3996 (ix86_expand_builtin): Expand it.
3997 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3998 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3999 (vec_extractv2si_0, vec_extractv2si_1): New.
4001 2005-01-20 Richard Henderson <rth@redhat.com>
4004 * config/i386/i386.c (ix86_expand_push): New.
4005 * config/i386/mmx.md (push<MMXMODE>1): New.
4006 * config/i386/sse.md (push<SSEMODE>1): New.
4007 * config/i386/i386-protos.h: Update.
4009 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4011 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4014 2005-01-20 Richard Henderson <rth@redhat.com>
4016 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4017 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4019 2005-01-19 Richard Henderson <rth@redhat.com>
4022 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4023 to V4SFmode in SSE1 fallback load path.
4025 2005-01-19 Richard Henderson <rth@redhat.com>
4027 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4028 in QImode expansion to ix86_expand_vector_set.
4029 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4031 2005-01-19 Richard Henderson <rth@redhat.com>
4034 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4035 subclass of the input class.
4036 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4037 Always true for cross-SSE1 classes. Rationalize conditionals.
4038 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4039 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4040 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4041 (movdi_2): Add MMX/SSE zeros.
4042 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4043 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4044 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4045 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4046 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4047 (zero_extendsidi2_rex64_1): Remove.
4048 (MOV0 peephole): Check GENERAL_REG_P.
4050 2005-01-19 Richard Henderson <rth@redhat.com>
4053 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4055 (ix86_expand_vector_extract): Likewise.
4057 2005-01-19 Richard Henderson <rth@redhat.com>
4060 * expr.c (emit_move_change_mode): New argument force; use
4061 simplify_gen_subreg if true.
4062 (emit_move_via_alt_mode): Merge into ...
4063 (emit_move_via_integer): ... here.
4064 (emit_move_ccmode): Use emit_move_change_mode directly.
4066 2005-01-19 Richard Henderson <rth@redhat.com>
4069 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4070 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4071 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4073 (alpha_emit_set_const): Likewise. Make static.
4074 (alpha_emit_set_long_const): Make static.
4075 (alpha_extract_integer): Split out from alpha_expand_mov.
4076 (alpha_split_const_mov): Likewise.
4077 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4078 (alpha_legitimate_constant_p): New.
4079 * config/alpha/alpha-protos.h: Update.
4080 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4081 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4082 * config/alpha/alpha.md (movsi): Add n alternative.
4083 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4084 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4085 (splitters for all of the above): Use alpha_split_const_mov.
4086 * config/alpha/predicates.md (non_add_const_operand): New.
4087 (non_zero_const_operand): New.
4088 (input_operand): Use alpha_legitimate_constant_p after reload.
4090 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4092 PR tree-optimization/19038
4093 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4094 (add_candidate): Add ivs with increment in latch only if
4095 allow_ip_end_pos_p is true.
4096 (determine_iv_cost): Use empty_block_p.
4098 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4100 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4101 (compute_dominance_frontiers): Ditto.
4103 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4106 * config/sh/t-rtems: New.
4107 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4109 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4111 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4112 the offset of the selected field.
4114 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4116 * tree-cfg.c (remove_forwarder_block): Fix the check to
4117 prevent a nonlocal label from appearing in the middle of a
4120 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4122 PR rtl-optimization/19462
4123 * reorg.c (find_end_label): Create return insn only if
4124 current_function_epilogue_delay_list is empty.
4126 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4128 * doc/passes.texi: Remove paragraph mentioning new-ra.
4130 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4132 PR rtl-optimization/15139
4133 * combine.c: Include params.h.
4134 (count_rtxs): New function.
4135 (record_value_for_reg): If replace_rtx would replace at least
4136 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4137 (clobber (const_int 0)) instead of TEM.
4138 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4139 * params.h (MAX_LAST_VALUE_RTL): New.
4140 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4141 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4144 * c-typeck.c (digest_init): Only call build_vector if all constructor
4145 elements are *_CST nodes.
4146 * gimplify.c (gimplify_init_constructor): Likewise.
4149 * c-typeck.c (digest_init): Only call build_vector if inside_init
4152 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4154 * toplev.c (init_asm_output): Remove dead #ifdef.
4156 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4158 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4160 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4162 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4163 accessing DECL_FUNCTION_CODE.
4164 * dojump.c (do_jump): Likewise.
4165 * gimplify.c (gimplify_call_expr): Likewise.
4166 * predict.c (expr_expected_value): Likewise.
4167 (strip_builtin_expect): Likewise.
4168 * tree-inline.c (estimate_num_insns_1): Likewise.
4169 * tree-ssa-loop-im.c (stmt_cost): Likewise
4170 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4171 (tree_expr_nonnegative_p): Likewise.
4173 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4175 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4176 variant of the load_pcrel_sym pattern.
4177 * config/sparc/sparc.md (P macro): Move to the top.
4178 (load_pcrel_sym): Macroize using P.
4179 (save_register_window): Likewise.
4181 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4183 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4186 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4189 * c-typeck.c (build_asm_expr): Strip nops off
4190 input memory operands.
4192 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4194 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4195 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4196 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4197 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4199 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4202 * config/i386/i386.c (override_options): If the 80387 is disabled,
4203 then do not return FP values using FP registers.
4205 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4207 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4208 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4209 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4210 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4211 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4212 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4213 output.h, postreload-gcse.c, postreload.c, recog.c,
4214 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4215 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4216 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4217 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4218 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4219 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4220 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4221 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4223 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4224 config/alpha/alpha.c, config/arm/vfp.md,
4225 config/i386/emmintrin.h, config/i386/i386-modes.def,
4226 config/i386/i386-protos.h, config/i386/i386.h,
4227 config/i386/pmmintrin.h, config/i386/ppro.md,
4228 config/i386/predicates.md, config/i386/xmmintrin.h,
4229 config/i860/i860.c, config/ia64/ia64-modes.def,
4230 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4231 config/ia64/ia64.md, config/ia64/itanium1.md,
4232 config/ia64/itanium2.md, config/ia64/predicates.md,
4233 config/iq2000/iq2000.h, config/mips/linux64.h,
4234 config/rs6000/aix41.h, config/rs6000/aix43.h,
4235 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4236 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4237 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4238 config/sparc/linux64.h, config/sparc/litecoff.h,
4239 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4240 config/sparc/sparc.h, config/sparc/sparc.md,
4241 config/sparc/sysv4-only.h: Update copyright.
4243 2005-01-18 Richard Henderson <rth@redhat.com>
4246 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4248 2005-01-18 Marc Espie <espie@openbsd.org>
4249 * config/i386/openbsdelf.h: Typo.
4251 2005-01-18 Richard Henderson <rth@redhat.com>
4253 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4254 special case for sse.
4255 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4257 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4259 * tree-inline.c (estimate_num_insns_1): Added cases for
4260 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4262 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4264 PR rtl-optimization/19296
4265 * combine.c (simplify_comparison): Rewrite the condition under
4266 which a non-paradoxical SUBREG of a PLUS can be lifted when
4267 compared against a constant.
4269 2005-01-18 Andi Kleen <ak@muc.de>
4271 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4272 * c.opt (-Wpointer-sign): Add.
4273 * doc/invoke.texi: (-Wpointer-sign): Add.
4275 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4277 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4278 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4279 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4280 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4281 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4282 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4283 for TARGET_MIX_SSE_I387.
4284 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4285 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4286 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4287 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4288 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4289 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4290 TARGET_MIX_SSE_I387.
4291 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4294 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4297 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4298 Add movaps alternative for xmm reg->reg move.
4300 2005-01-17 Jeff Law <law@redhat.com>
4302 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4303 at the end of the main DOM loop rather than just before DOM exits.
4305 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4307 PR tree-optimization/19121
4308 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4309 adding aliases to a name tag, also add them to the pointer's
4311 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4312 sensitive alias info at all. Only check that the two pointers
4313 have compatible pointed-to sets.
4314 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4315 a pointer's type tag is a superset of the alias set of the
4318 2005-01-17 James E Wilson <wilson@specifixinc.com>
4321 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4322 comment to document why.
4324 2005-01-17 Richard Henderson <rth@redhat.com>
4326 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4327 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4328 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4329 sse2_vmsminv2df3_finite): New.
4330 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4331 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4332 Force op1 into register.
4334 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4336 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4337 bubblestrap from always rebuilding build directory.
4339 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4341 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4342 ("*cmpmem_short"): Likewise.
4344 2005-01-17 Steven Bosscher <stevenb@suse.de>
4346 * basic-block.h: Document BB_* flags.
4347 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4348 use an sbitmap instead.
4349 * sched-rgn.c (compute_trg_info): Likewise.
4351 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4353 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4354 redundant target_cpu_default and extra_parts lines. Use the default
4356 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4357 (SUBTARGET_EXTRA_SPECS): Delete.
4358 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4359 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4360 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4361 and "n32" for -mabi=n32.
4363 2005-01-17 Ian Lance Taylor <ian@airs.com>
4366 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4367 fold constant variables into initial values.
4369 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4371 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4373 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4374 through the statements backward.
4376 2005-01-17 Ian Lance Taylor <ian@airs.com>
4378 PR middle-end/13127:
4379 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4380 a variable set to the return value of the inlined function.
4382 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4384 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4385 when modes are tieable.
4387 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4389 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4390 of pthread_create to find out if threads are enabled.
4391 * gthr-posix95.h (__gthread_active_p): Likewise.
4393 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4395 * common.opt (-fnew-ra): Remove.
4397 * toplev.h (flag_new_regalloc): Remove.
4398 * Makefile.in (ra*.*): Don't mention.
4399 * passes.c (rest_of_handle_new_regalloc): Remove.
4400 (rest_of_handle_combine, rest_of_compilation): Always consider
4401 flag_new_regalloc as false.
4402 * doc/invoke.texi: Don't document -fnew-ra.
4404 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4406 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4407 last parameter to reg_scan.
4408 * loop.c (loop_optimize): Likewise.
4409 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4410 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4411 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4412 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4413 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4414 * regclass.c (reg_scan): Likewise, for the declaration.
4415 * rtl.h (reg_scan): Likewise, for the prototype.
4417 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4419 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4420 mark_dfs_back_edges.
4422 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4424 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4425 (compute_avail): Uses don't go in tmp_gen.
4427 2005-01-16 Steven Bosscher <stevenb@suse.de>
4429 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4430 loop to look for a free slot in a page entry.
4432 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4435 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4436 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4437 just before targetm.asm_out.file_end.
4438 * tree.h (process_pending_assemble_output_defs): Declare.
4439 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4441 (assemble_alias): Defer generation of assembly code for defines when
4442 TARGET_DEFERRED_OUTPUT_DEFS is true.
4443 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4444 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4445 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4447 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4450 * pa.c (pa_scalar_mode_supported_p): New function.
4451 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4452 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4454 * pa-protos.h (prefetch_operand): Delete.
4455 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4456 * pa.c (prefetch_operand): Delete.
4457 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4458 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4459 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4460 and prefetch_nocc_operand.
4461 * pa.md (prefetch): Rework to avoid reload problems handling short
4462 displacements when a cache control completer needs to be provided.
4463 (prefetch_32, prefetch_64): Delete.
4464 (prefetch_cc, prefetch_nocc): New patterns.
4466 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4468 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4470 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4473 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4474 exceeds maximum alignment for global common data.
4475 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4476 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4478 2004-01-15 Roger Sayle <roger@eyesopen.com>
4480 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4482 2004-01-15 Roger Sayle <roger@eyesopen.com>
4484 * harg-reg-set.h (reg_class_names): Prototype global array.
4485 * regclass.c (reg_class_names): Declare here and initialize to
4487 (dump_regclass): Remove local declaration of reg_class_names.
4488 (regclass): Likewise.
4489 * cfg.c (dump_flow_info): Likewise.
4490 * ra-debug.c (reg_class_names): Likewise.
4491 * regrename.c (reg_class_names): Likewise.
4492 * reload.c (reg_class_names): Likewise.
4493 * reload1.c (spill_failure): Likewise.
4494 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4496 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4498 * config/s390/s390.md ("reload_outti"): Remove predicate for
4499 output operand. Abort if operand is not a MEM.
4500 ("reload_outdi", "reload_outdf"): Likewise.
4502 2005-01-15 Marc Espie <espie@openbsd.org>
4504 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4505 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4506 * config/openbsd.h: Fix C++ includes for native configurations.
4507 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4508 Add trampoline support.
4509 * config/i386/openbsdelf.h: New.
4511 2005-01-15 Marc Espie <espie@openbsd.org>
4513 * collect2.c (main): Explicitly parse -dynamic-linker option.
4515 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4517 PR tree-optimization/19060
4518 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4519 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4520 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4521 and handle extract_range_from_cond returning false.
4522 * fold-const.c (fold): Optimize comparisons with min/max even for
4523 width > HOST_BITS_PER_WIDE_INT.
4525 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4527 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4528 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4529 Remove little endian multilib variants.
4530 Add mips32 multilib variant.
4532 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4534 * explow.c (copy_all_reg, stabilize): Remove.
4535 * expr.h: Remove the corresponding prototypes.
4537 * rtlanal.c (regs_set_between_p): Remove.
4538 * rtl.h: Remove the corresponding prototype.
4540 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4542 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4543 to rs6000_nonimmediate_operand.
4544 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4545 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4546 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4547 rs6000_nonimmediate_operand.
4548 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4549 rs6000_nonimmediate_operand.
4551 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4553 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4555 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4557 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4559 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4560 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4562 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4563 (rs6k_nonimmediate_operand): New.
4564 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4566 (legitimate_lo_sum_address_p): Same.
4567 (rs6000_legitimize_address): Same.
4568 (rs6000_legitimize_reload_address): Same.
4569 (rs6000_legitimate_address): Same.
4570 (spe_build_register_parallel): Pass DF and DC modes in a DI
4573 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4574 to rs6k_nonimmediate_operand.
4576 * config/rs6000/spe.md ("*frob_df_di"): New.
4577 ("*frob_di_df"): New.
4578 ("*frob_di_df_2"): New.
4579 ("*mov_sidf_e500_subreg0"): New.
4580 ("*mov_sidf_e500_subreg4"): New.
4581 ("*movdf_e500_double"): Change predicate to
4582 rs6k_nonimmediate_operand.
4584 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4586 * postreload.c (move2add_note_store): Only call
4587 trunc_int_for_mode on scalar integers.
4589 2005-01-14 Steven Bosscher <stevenb@suse.de>
4591 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4592 replace BB_VISITED uses.
4593 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4594 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4595 (tree_dce_done): Free visited_control_parents.
4596 (perform_tree_ssa_dce): Allocate and clear it.
4597 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4598 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4599 instead of BB_VISITED.
4601 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4603 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4604 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4605 Remove unused prototypes.
4607 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4609 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4610 64-bit register usage.
4611 (spe_func_has_64bit_regs_p): Add FIXME note.
4613 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4615 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4616 flag_finite_math_only with flag_unsafe_math_optimizations.
4618 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4620 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4622 (__tpf_eh_return): Copy TPF private stack area from the module
4623 boundary stack frame. Add check for when module addresses are
4624 equal, but no stub address is found.
4626 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4629 * arm.h (struct machine_function): Add call_via field.
4630 (thumb_call_via_label): Declare.
4631 * arm.c (thumb_call_via_label): New variable.
4632 (thumb_call_reg_needed): New variable.
4633 (arm_output_function_epilogue): For Thumb code, output any per-function
4634 call-indirect trampolines.
4635 (thumb_call_via_reg): New function.
4636 (arm_file_end): New function.
4637 (TARGET_ASM_FILE_END): Call arm_file_end.
4638 (aof_file_end): Likewise.
4639 * arm-protos.h (thumb_call_via_reg): Declare.
4640 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4641 thumb_call_via_reg in normal case.
4643 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4646 PR rtl-optimization/19348
4647 * recog.c (peephole2_optimize): Do global life update if some peephole
4648 decides it doesn't need at least one of its inputs and that change
4649 influences liveness at the start of the basic block.
4651 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4652 arguments instead of 1.
4654 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4657 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4658 zero for nested functions needing a static chain or functions
4659 with a non-constant address.
4661 2005-01-13 Roger Sayle <roger@eyesopen.com>
4663 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4664 (and (sign_extend X) C) into (zero_extend (and X C)).
4666 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4668 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4670 2005-01-13 Richard Henderson <rth@redhat.com>
4675 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4676 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4677 not just TARGET_SSE.
4678 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4679 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4680 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4681 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4682 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4683 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4684 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4685 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4686 (movdicc_c_rex64): Rename with '*'.
4687 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4688 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4689 (movsfcc_1_387): Rename from movsfcc_1.
4690 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4691 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4692 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4693 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4694 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4695 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4696 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4697 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4698 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4699 sse_movdfcc_const0_4): Remove.
4700 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4701 recognize min/max early. Update for changed sse cmove patterns.
4702 (ix86_split_sse_movcc): New.
4703 * config/i386/i386-protos.h: Update.
4705 2005-01-13 Steven Bosscher <stevenb@suse.de>
4707 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4708 (fix_stmt_v_may_defs): Likewise.
4710 2005-01-13 Richard Henderson <rth@redhat.com>
4712 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4713 for converting the mask.
4715 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4717 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4720 2005-01-13 Richard Henderson <rth@redhat.com>
4722 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4723 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4724 IX86_BUILTIN_MOVDQ2Q): Remove.
4725 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4726 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4727 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4729 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4730 (sse2_pextrw): Fix immediate constraint.
4731 (sse2_loadq, sse2_loadq_rex64): Remove.
4732 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4733 Use __builtin_ia32_vec_ext_<size>.
4734 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4736 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4738 * function.c (assign_parm_setup_block): Look inside original
4739 entry_parm when inspecting PARALLEL.
4741 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4742 Joel Sherrill <joel@oarcorp.com>
4745 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4746 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4747 rtems_gxx_recursive_mutex_init.
4748 (__gthread_recursive_mutex_lock): New function.
4749 (__gthread_recursive_mutex_trylock): Likewise.
4750 (__gthread_recursive_mutex_unlock): Likewise.
4752 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4754 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4756 2005-01-13 Jan Beulich <jbeulich@novell.com>
4758 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4759 (ashrti3_internal): Indicate output is early clobber. Generate result
4760 into output rather than first input. Use move for low word of output
4761 if shift count is exactly 64.
4762 (lshrti3_internal): Likewise.
4764 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4768 * reload1.c (delete_output_reload): Don't delete an output reload
4769 if the pseudo lives longer than a single basic block. Adjust and
4770 improve wording of comment.
4772 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4775 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4776 of TYPE_SIZE where we mean the number of bytes.
4778 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4780 * function.c (assign_parm_setup_block): Relax condition on
4781 multi-register optimization.
4783 2005-01-12 Nick Clifton <nickc@redhat.com>
4785 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4786 an "in_delay_slot" attribute of "no" to prevent them being used in
4787 delay slots. This is forbidden because they might generate
4790 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4793 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4796 2005-01-12 Nick Clifton <nickc@redhat.com>
4798 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4799 passed on to GAS) but do not define, as GAS no longer supports or
4800 needs the -m2000 option.
4802 2005-01-11 Roger Sayle <roger@eyesopen.com>
4804 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4805 type as args of unprototyped builtins aren't automatically promoted.
4806 (fold_builtin_abs): Likewise.
4808 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4810 * Makefile.in: Set a `build-warn' variable.
4812 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4814 PR tree-optimization/17949
4815 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4816 (find_interesting_uses_address): Use it.
4818 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4820 * regrename.c (kill_value): Handle subreg's that won't simplify.
4822 2005-01-11 Richard Henderson <rth@redhat.com>
4825 * config/i386/i386.h (enum ix86_builtins): Move ...
4826 * config/i386/i386.c: ... here.
4827 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4828 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4829 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4830 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4831 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4832 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4833 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4834 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4835 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4836 IX86_BUILTIN_LOADDDUP): Remove.
4837 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4838 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4839 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4840 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4841 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4842 (ix86_init_builtins): Make static.
4843 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4844 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4845 if all the modes match. Otherwise, fake it.
4846 (get_element_number, ix86_expand_vec_init_builtin,
4847 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4848 (ix86_expand_builtin): Make static. Update for changed builtins.
4849 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4850 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4851 (ix86_expand_vector_init_duplicate): New.
4852 (ix86_expand_vector_init_low_nonzero): New.
4853 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4854 Split out from ix86_expand_vector_init; handle integer modes.
4855 (ix86_expand_vector_init): Use them.
4856 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4857 * config/i386/i386-protos.h: Update.
4858 * config/i386/predicates.md (reg_or_0_operand): New.
4859 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4860 (movv2sf_internal): Likewise. And a splitter to match them all.
4861 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4862 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4863 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4864 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4865 (mmx_pinsrw): Fix operand ordering.
4866 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4867 rather than sse_loadss expander.
4868 (movv2df splitter): Similarly.
4869 (sse_loadss, sse_loadlss): Remove.
4870 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4871 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4872 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4873 (sse3_movddup): Rename with '*'.
4874 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4875 (sse2_loadsd): Remove.
4876 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4877 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4878 (sse2_pinsrw): Fix argument ordering.
4879 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4880 (sse2_stored): Remove 'r' destination.
4881 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4882 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4883 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4884 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4885 vec_extractv16qi, vec_initv16qi): New.
4887 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4888 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4889 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4891 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4892 (_mm_load_si128, _mm_store_si128): Likewise.
4893 (_mm_load1_pd): Use _mm_set1_pd.
4894 (_mm_load_sd): Use _mm_set_sd.
4895 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4896 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4897 (_mm_set_epi64): Use _mm_set_epi64x.
4898 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4899 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4900 _mm_setr_epi8): Use _mm_set_foo form.
4901 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4902 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4903 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4904 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4905 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4906 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4907 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4908 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4909 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4910 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4911 (_mm_movedup_pd): Use _mm_shuffle_pd.
4912 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4913 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4914 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4915 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4917 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4918 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4919 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4920 (_mm_store_ps): Use raw dereference.
4921 (_mm_store1_ps): Use _mm_storeu_ps.
4922 (_mm_storer_ps): Use _mm_store_ps.
4923 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4924 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4926 2005-01-11 Stan Shebs <shebs@apple.com>
4928 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4929 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4931 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4934 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4935 Skip all DECLs except for FIELD_DECLs.
4937 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4939 * config/s390/s390.c (override_options): Return error if
4940 -mbackchain, -mpacked-stack and -mhard-float are used together.
4941 (s390_va_start): Remove the backchain && packed-stack special case.
4942 (s390_gimplify_va_arg): Likewise.
4943 * doc/invoke.texi: Remove the ABI incompatibility note.
4945 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4947 * config/s390/s390.c (struct s390_frame_layout): Remove
4949 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4950 save_backchain_p with TARGET_BACKCHAIN.
4952 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4955 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4956 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4957 * function.c (locate_and_pad_parm): Set new field.
4958 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4959 Tweak where_pad test to include "none". Always set mem align for
4961 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4962 not sufficient for type.
4963 (assign_parm_setup_block): If stack_parm is zero on entry, always
4964 make a new stack local. Block move old stack parm if necessary
4965 to new aligned stack local.
4966 (assign_parm_setup_stack): Use a block move to handle
4967 potentially misaligned entry_parm.
4968 (assign_parms_unsplit_complex): Specify required alignment when
4969 creating stack local.
4970 * calls.c (compute_argument_addresses): Override alignment of stack
4971 arg calculated from its type with the alignment given by
4972 FUNCTION_ARG_BOUNDARY.
4973 (store_one_arg): Likewise.
4975 2005-01-11 Jan Beulich <jbeulich@novell.com>
4977 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4978 Change respective itanium_class attribute to ialu.
4979 (shladdp4_internal): New.
4980 * config/ia64/predicates.md (shladd_log2_operand): New.
4982 2005-01-11 Richard Henderson <rth@redhat.com>
4984 * expr.c (store_constructor): Use rtvec_alloc instead of
4985 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4987 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4989 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4991 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4993 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4994 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4995 (TARGET_RWRELOC): Define.
4996 (ia64_rwreloc_section_type_flags): Delete.
4997 (ia64_section_type_flags): New function.
4998 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4999 (TARGET_RWRELOC): Define.
5001 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5004 * config/ia64/ia64.c (process_set): For alloc insn, only call
5005 process_epilogue is !frame_pointer_needed.
5007 2005-01-10 Roger Sayle <roger@eyesopen.com>
5010 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5011 unary operator and can't be treated as a binary/comparison operator.
5013 2005-01-10 Richard Henderson <rth@redhat.com>
5015 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5016 (ix86_return_in_memory): Likewise.
5017 (function_arg_advance): Likewise. Mirror structure in function_arg
5018 for choosing register to advance.
5020 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5022 * tree-vectorizer.c, tree.def: Fix comment typos.
5024 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5026 * config/s390/s390.c (struct processor_costs): 4 new fields:
5027 ddbr, ddr, debr, der.
5028 (s390_rtx_costs): More precise handling of divide instructions.
5030 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5032 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5034 2005-01-10 Jan Beulich <jbeulich@novell.com>
5036 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5037 names resulting from -ffunction-sections/-fdata-sections and linkonce
5039 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5040 based on the section name. Rearrange the section name comparison logic
5041 slightly so that each section name is compared against at most once.
5043 2005-01-10 Ben Elliston <bje@au.ibm.com>
5045 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5046 targets for which -fPIC reduces limitations on the GOT size.
5048 2005-01-09 Falk Hueffner <falk@debian.org>
5050 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5053 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5056 * collect2.c (main): Set aixrtl_flag for -brtl option.
5057 (resolve_lib_name): Search for .so file extension before .a
5060 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5062 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5063 (vect_analyze_data_refs_alignment): Add dump prints.
5065 2005-01-09 Ira Rosen <irar@il.ibm.com>
5067 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5068 expr_invariant_in_loop_p.
5069 Initialize outputs first thing in the function.
5070 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5071 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5072 (vect_analyze_pointer_ref_access): Check that the initial condition of
5073 the access function is loop invariant.
5075 2005-01-09 Richard Henderson <rth@redhat.com>
5077 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5078 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5079 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5080 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5081 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5082 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5083 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5084 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5085 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5086 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5087 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5088 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5089 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5090 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5091 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5092 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5093 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5094 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5095 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5096 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5097 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5098 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5099 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5101 (mmx_clrdi, pavgusb): Remove.
5102 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5103 with leading sse_ prefix.
5104 * config/i386/sse.md: Receive them.
5105 * config/i386/mmx.md: New file.
5106 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5107 (subrv2sf3): Turn into expander for normal subtraction.
5108 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5109 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5110 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5111 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5112 commutative; use ix86_binary_operator_ok.
5113 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5114 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5115 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5116 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5117 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5118 Macroize from existing patterns; use ix86_binary_operator_ok.
5119 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5120 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5121 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5122 with vec_select+vec_concat.
5123 (mmx_pshufw, mmx_pshufw_1): Likewise.
5124 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5125 (mmx_uavgv4hi3): Model correctly.
5126 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5127 _mm_xor_si64): Remove casts.
5129 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5131 PR tree-optimization/19224
5132 * tree-scalar-evolution.c (get_instantiated_value,
5133 set_instantiated_value): New functions.
5134 (instantiate_parameters_1): Cache the results.
5135 (instantiate_parameters, resolve_mixers): Initialize and free
5138 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5140 * config/i386/i386.md (addhi_4): Correct reference in comment.
5143 2005-01-08 Richard Henderson <rth@redhat.com>
5145 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5146 (_mm_cvtsi128_si64x): Likewise.
5147 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5148 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5149 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5150 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5151 * config/i386/i386-protos.h: Update.
5152 * config/i386/i386.c (print_operand): Add 'H'.
5153 (ix86_fixup_binary_operands): Split out from ...
5154 (ix86_expand_binary_operator): ... here.
5155 (ix86_fixup_binary_operands_no_copy): New.
5156 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5157 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5158 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5159 (safe_vector_operand): Use CONST0_RTX.
5160 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5161 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5162 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5163 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5165 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5166 (IX86_BUILTIN_CMPNGESS): New.
5167 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5168 (attr type): Add sselog1.
5169 (attr unit, attr memory): Handle it.
5170 (movti, movti_internal, movti_rex64): Move near other integer moves.
5171 (movtf, movtf_internal): Move near other fp moves.
5172 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5173 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5174 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5175 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5176 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5177 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5178 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5179 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5180 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5181 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5182 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5183 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5184 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5185 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5186 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5187 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5188 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5189 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5190 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5191 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5192 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5193 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5194 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5195 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5196 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5197 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5198 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5199 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5200 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5201 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5202 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5203 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5204 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5205 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5206 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5207 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5208 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5209 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5210 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5211 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5212 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5213 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5214 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5215 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5217 (SSEPUSH, push<SSEPUSH>): Remove.
5218 (MMXPUSH, push<MMXPUSH>): Remove.
5219 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5220 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5221 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5222 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5223 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5224 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5225 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5226 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5227 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5228 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5229 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5230 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5231 (ppro_sse_log_V4SF): Handle sselog1.
5232 * config/i386/predicates.md (const_0_to_1_operand): New.
5233 (const_0_to_255_mul_8_operand): New.
5234 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5235 (const_2_to_3_operand, const_4_to_7_operand): New.
5236 * config/i386/sse.md: New file.
5237 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5238 (sse_movups): Rename from sse_movups_1.
5239 (sse_loadlss): Rename from sse_loadss_1.
5240 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5242 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5243 (absv4sf2, negv2df, absv2df): New.
5244 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5245 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5246 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5247 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5248 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5249 (sse3_addsubv4sf3): Model correctly.
5250 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5251 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5252 (sse_movhlps): Model with vec_select+vec_concat.
5253 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5254 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5255 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5256 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5257 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5258 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5259 sse2_pshufhw_1): Likewise.
5260 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5261 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5262 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5263 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5264 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5265 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5266 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5267 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5268 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5269 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5270 sminv8hi3): Mark commutative
5271 operands. Use ix86_binary_operator_ok.
5272 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5273 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5274 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5275 sse2_punpcklqdq): Allow operand2 in memory.
5276 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5277 sse2_movsd): Add memory alternatives.
5278 (sse_storelps): Turn expander into an insn; split after reload.
5279 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5280 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5282 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5284 * configure.ac (DWARF-2 debug_line): Use objdump.
5285 * configure: Regenerate.
5287 2005-01-08 Jeff Law <law@redhat.com>
5288 Diego Novillo <dnovillo@redhat.com>
5290 PR tree-optimization/18241
5291 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5292 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5293 statements with volatile operands.
5294 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5295 operands after marking a statement with has_volatile_ops.
5297 2005-01-08 Roger Sayle <roger@eyesopen.com>
5299 * tree.c (int_fits_type_p): Always honor integer constant
5300 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5302 2005-01-08 Roger Sayle <roger@eyesopen.com>
5304 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5305 the latent bug in rtl_delete_block has been resolved.
5307 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5309 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5310 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5312 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5314 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5315 library as @multilib_dir@/$(SHLIB_SONAME).
5317 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5319 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5320 * configure: Regenerate.
5322 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5324 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5327 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5330 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5331 Convert non-word aligned offset address using ld/std into
5334 2005-01-07 Richard Henderson <rth@redhat.com>
5336 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5338 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5340 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5342 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5344 PR tree-optimization/19283
5345 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5346 is not shorter than the original type.
5348 PR rtl-optimization/19012
5349 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5351 PR rtl-optimization/18861
5352 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5353 (FULL_STATE): Define.
5354 (mark_tablejump_edge): New function.
5355 (purge_dead_tablejump_edges): New function.
5356 (find_bb_boundaries): Use it.
5358 PR tree-optimization/18828
5359 * builtins.c (expand_builtin_next_arg): Remove argument and all
5360 the argument checking.
5361 (expand_builtin): Adjust caller.
5362 (expand_builtin_va_start): Likewise. Remove error for too many
5364 (fold_builtin_next_arg): Issue error for too many arguments.
5365 After checking arguments, replace them with magic arguments that
5366 prevent further checking of the args.
5368 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5370 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5372 2005-01-06 Roger Sayle <roger@eyesopen.com>
5375 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5376 and %{.S:...} (and their negative variants) to test whether the
5377 input file is assembler or pre-processed-assembler independent of
5378 the actual filename extension.
5380 2005-01-06 Roger Sayle <roger@eyesopen.com>
5382 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5383 of sign or zero extended values.
5385 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5387 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5388 for IBM long double format correctly.
5390 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5392 Fix PR tree-optimization/18792
5394 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5395 to first_loop_depth, and use loop depth instead of loop number.
5396 (build_classic_dir_vector): Ditto.
5397 (compute_data_dependences_for_loop): Use depth, not loop number.
5398 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5399 number. Pass in loops, instead of loop numbers.
5400 (gather_interchange_stats): Ditto.
5401 (linear_transform_loops): Ditto.
5403 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5406 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5407 biv_fits_mode_p, extension_within_bounds_p): New functions.
5408 (check_ext_dependent_givs): Use them.
5410 2005-01-06 Roger Sayle <roger@eyesopen.com>
5412 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5413 more than one barrier, in which case we should delete them all.
5415 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5417 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5419 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5421 Fix PR middle-end/19286
5423 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5424 output this subprogram, simply ignore this attempt to do it again.
5425 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5426 origin attribute if it's not possible.
5427 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5428 (decls_for_scope): Ditto.
5429 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5430 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5432 2005-01-05 Richard Henderson <rth@redhat.com>
5435 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5436 (bdesc_2arg): Use it.
5437 (ix86_expand_binop_builtin): Force operands into registers
5439 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5440 ix86_expand_sse_compare, ix86_expand_sse_comi,
5441 ix86_expand_builtin): Likewise.
5443 2005-01-05 Richard Henderson <rth@redhat.com>
5445 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5447 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5448 (mulv4hi3): Set itanium_class mmmul.
5449 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5450 (fpack): Rename from fpack_sfsf.
5452 2005-01-05 Richard Henderson <rth@redhat.com>
5455 * reload1.c (do_input_reload): Restrict the optimization deleteing
5456 a previous output reload to RELOAD_FOR_INPUT.
5458 2005-01-05 Steven Bosscher <stevenb@suse.de>
5460 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5461 comment that we fall through after case.
5462 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5463 (distribute_links): Likewise.
5464 * cse.c (cse_insn): Likewise.
5465 * cselib.c (cselib_invalidate_mem): Likewise.
5466 * df.c: Update comments at the top of the file.
5467 (read_modify_subreg_p): Update comments here too.
5468 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5469 * flow.c (mark_set_1): Likewise.
5470 (mark_used_regs): Likewise.
5471 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5472 (canon_list_insert): Likewise.
5473 (mark_set): Likewise.
5474 (try_replace_reg): Likewise.
5475 (store_killed_in_insn): Likewise.
5476 * loop.c (count_one_set): Likewise.
5477 (basic_induction_var): Likewise.
5478 * postreload-gcse.c (find_mem_conflicts): Likewise.
5479 * postreload.c (reload_combine_note_store): Likewise.
5480 (move2add_note_store): Likewise.
5481 * reload.c (find_equiv_reg): Likewise.
5482 (mark_referenced_resources): Likewise.
5483 * rtlanal.c (set_noop_p): Likewise.
5484 (note_stores): Likewise.
5485 (note_uses): Likewise.
5486 * sched-deps.c (sched_analyze_1): Likewise.
5487 * sched-rgn.c (check_live_1): Likewise.
5488 (update_live_1): Likewise.
5489 * config/i860/i860.c: Likewise.
5491 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5493 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5495 * doc/rtl.texi: Update documentation for bit-fields and SET.
5497 2005-01-05 Roger Sayle <roger@eyesopen.com>
5499 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5501 2005-01-05 Jan Hubicka <jh@suse.cz>
5502 Richard Henderson <rth@redhat.com>
5505 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5508 2005-01-05 Richard Henderson <rth@redhat.com>
5511 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5512 (sse_shufps): Change operand 3 to const_int_operand.
5513 (sse2_storelps): Fix typo in template.
5514 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5515 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5516 (ix86_expand_builtin): Likewise.
5518 2005-01-05 Julian Brown <julian@codesourcery.com>
5520 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5521 as aggregates for AAPCS ABIs.
5523 2005-01-05 Stan Shebs <shebs@apple.com>
5525 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5526 Mach-O getters if ppc64.
5527 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5529 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5530 signed four-byte field for global code case.
5531 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5533 2005-01-05 Roger Sayle <roger@eyesopen.com>
5536 * c-common.c: Include real.h.
5537 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5538 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5539 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5540 * Makefile.in (c-common.o): Update dependencies.
5542 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5544 * c-parse.in (asm_string): Add trailing semicolon.
5546 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5548 * c-parse.in (asm_string): New. Don't allow wide strings in
5550 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5551 asm_string instead of STRING.
5553 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5555 * c-typeck.c (constructor_no_implicit): Remove.
5556 (set_designator, process_init_element): Don't check
5557 constructor_no_implicit.
5559 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5560 Kaz Kojima <kkojima@gcc.gnu.org>
5563 * lcm.c (create_pre_exit): New.
5564 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5565 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5567 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5569 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5570 -msoft-float in target_float_switch.
5571 * arm.c (arm_override_options): Fix processing of target_float_switch.
5573 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5575 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5578 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5580 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5581 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5583 2005-01-04 Roger Sayle <roger@eyesopen.com>
5585 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5586 if deleting the then-block allows the test-block to fallthru to the
5589 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5592 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5593 after the full declaration if the are in two different TUs.
5595 2005-01-04 Richard Henderson <rth@redhat.com>
5598 * tree-sra.c (generate_one_element_init): Just
5599 call gimplify_and_add.
5600 (generate_element_init): Record the
5601 new referenced variables and mark them for renaming
5602 and split out to ...
5603 (generate_element_init_1): This.
5604 (scalarize_init): Don't call push_gimplify_context/
5605 pop_gimplify_context.
5607 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5609 * toplev.c (get_src_pwd): Handle failure of getpwd().
5611 2005-01-04 Roger Sayle <roger@eyesopen.com>
5613 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5615 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5616 all the cases handled by it are inverted by invert_truthvalue.
5618 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5620 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5621 (save_register_windowsi): Likewise.
5623 2005-01-04 Richard Henderson <rth@redhat.com>
5625 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5627 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5630 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5631 any simplifications of vector mode comparison operators.
5632 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5634 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5635 Devang Patel <dpatel@apple.com>
5637 PR tree-optimization/18308
5638 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5639 the operands before creating a new expression.
5640 * dojump.c (do_jump): Make drop_through_label available
5641 for all cases. Add expansion of COND_EXPR.
5643 2005-01-04 Ira Rosen <irar@il.ibm.com>
5645 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5646 INTEGER_CST instead of TREE_CONSTANT.
5647 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5648 instead of TREE_CONSTANT.
5649 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5650 instead of TREE_CONSTANT.
5652 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5654 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5656 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5659 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5660 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5662 2005-01-03 Richard Henderson <rth@redhat.com>
5664 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5665 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5666 fold_convert_const_real_from_real): Split out from ...
5667 (fold_convert_const): ... here.
5669 2005-01-03 Richard Henderson <rth@redhat.com>
5672 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5673 (mov<MMXMODEI>_internal): Likewise.
5674 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5675 Add V2SF case; use it for SSE1; don't use TI.
5676 (movdf_integer): Likewise.
5677 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5679 2005-01-03 Ira Rosen <irar@il.ibm.com>
5681 * tree-vectorizer.c (vect_strip_conversions): New function.
5682 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5683 check for binary class.
5685 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5689 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5691 * gimple-low.c (mark_blocks_with_used_vars): New function.
5692 (mark_blocks_with_used_subblocks): Ditto.
5693 (mark_used_blocks): Ditto.
5694 (pass_mark_used_blocks): New pass.
5695 * tree-inline.c: Include debug.h.
5696 (expand_call_inline): Call outlining_inline_function here.
5697 * tree-optimize.c (init_tree_optimization_passes): Add
5698 pass_mark_used_blocks.
5699 * tree-pass.h (pass_mark_used_blocks): New.
5700 * Makefile.in (tree-inline.o): Add debug.h dependency.
5702 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5704 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5705 VAR_DECLs to have weak_import attribute.
5707 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5710 2004-01-03 Steven Bosscher <stevenb@suse.de>
5712 * passes.c (rest_of_compilation): Don't run regmove if only
5713 flag_expensive_optimizations, require flag_regmove instead.
5715 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5717 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5719 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5720 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5721 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5722 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5724 2005-01-03 Richard Henderson <rth@redhat.com>
5726 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5727 (ia64_const_ok_for_letter_p): New.
5728 (ia64_const_double_ok_for_letter_p): New.
5729 (ia64_extra_constraint): New.
5730 (ia64_expand_vecint_compare): New.
5731 (ia64_expand_vcondu_v2si): New.
5732 (ia64_expand_vecint_cmov): New.
5733 (ia64_expand_vecint_minmax): New.
5734 (ia64_print_operand): Add 'v'.
5735 (ia64_preferred_reload_class): New.
5736 (ia64_vector_mode_supported_p): New.
5737 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5738 (PREFERRED_RELOAD_CLASS): Move to function.
5739 (CONST_OK_FOR_LETTER_P): Move to function.
5740 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5741 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5742 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5743 (EXTRA_CONSTRAINT): Move to function.
5744 * config/ia64/ia64.md: Include vect.md.
5745 (itanium_class): Add mmalua.
5747 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5749 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5750 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5752 (const_int_2bit_operand): New.
5753 (fr_reg_or_0_operand): New.
5754 * config/ia64/ia64-modes.def: Add vector modes.
5755 * config/ia64/ia64-protos.h: Update.
5756 * config/ia64/vect.md: New file.
5758 2005-01-03 Richard Henderson <rth@redhat.com>
5760 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5762 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5765 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5767 (log1pdf2): Change mode of operands[0,1] to DFmode.
5769 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5771 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5772 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5773 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5774 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5775 SPARC_RELAXED_ORDERING.
5777 2005-01-03 Richard Henderson <rth@redhat.com>
5778 Uros Bizjak <uros@kss-loka.si>
5781 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5782 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5783 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5785 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5786 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5787 const_pow2_1_to_128_operand): New predicates.
5789 2005-01-02 Greg McGary <greg@mcgary.org>
5791 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5793 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5794 object. [ptr_type]: Remove unused variable.
5795 Remember nearest addressable array-element or record-component
5796 when checking bitfield components. Tolerate empty BIND_EXPR.
5798 2005-01-01 Richard Henderson <rth@redhat.com>
5800 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5801 that don't narrow the value. Fail for other conversions.
5803 2005-01-01 Richard Henderson <rth@redhat.com>
5806 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5807 * c-lang.c (finish_file): Don't do it here.
5808 * objc/objc-act.c (objc_finish_file): Likewise.
5810 * cgraph.c (decl_assembler_name_equal): New.
5811 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5812 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5813 * cgraph.h (struct cgraph_varpool_node): Add next.
5814 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5815 * varasm.c (assemble_alias): Mark the target as needed.
5817 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5820 * function.c (get_arg_pointer_save_area): Use entry_of_function
5821 instead of get_insns.
5823 2005-01-01 Roger Sayle <roger@eyesopen.com>
5824 Andrew Pinski <pinskia@physics.uc.edu>
5825 James E. Wilson <wilson@specifixinc.com>
5827 PR rtl-optimization/12092
5828 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5831 2005-01-01 Roger Sayle <roger@eyesopen.com>
5832 Olivier Hainque <hainque@act-europe.fr>
5834 * tree.c (int_fits_type_p): A narrower type always fits in a
5835 wider one, except for negative values into unsigned types.
5837 2005-01-01 Roger Sayle <roger@eyesopen.com>
5839 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5840 with the original constant rather than require TREE_OVERFLOW.
5842 2005-01-01 Steven Bosscher <stevenb@suse.de>
5845 * c-decl.c (finish_function): If compiling C99, annotate the
5846 compiler generated return with the current file name and line 0.
5847 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5848 the source line is greater than 0.
5849 (remove_bb): Likewise.
5851 See ChangeLog.12 for earlier changes.