1 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3 * cse.c (find_best_addr): Use canon_for_address.
5 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
8 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9 SUBREG and MEM, respectively.
11 * fold-const.c (fold_binary): Use code instead of t.
13 * fold-const.c (optimize_minmax_comparison): Take decomposed
14 arguments code, type, op0, and op1 instead of t.
15 (fold_binary): Update a call to optimize_minmax_comparison.
17 * fold-const.c (fold_range_test): Take decomposed arguments
18 code, type, op0, and op1 instead of t.
19 (fold_binary): Update a call to fold_range_test.
21 * fold-const.c (fold_binary_op_with_conditional_arg): Take
22 decomposed arguments code, type, op0, and op1 instead of t.
23 (fold_binary): Update a call to fold_range_test.
25 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
27 * fold-const.c (fold_binary): Avoid directly using the original
28 expression t as much as possible.
30 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
32 * c-semantics.c (build_stmt): Use TYPE_P instead of
33 IS_NON_TYPE_CODE_CLASS.
34 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
35 (NON_TYPE_CHECK): Use TYPE_P instead of
36 IS_NON_TYPE_CODE_CLASS.
38 * fold-const.c (fold): Remove handling of binary expressions.
40 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
42 * doc/c-tree.texi: Wrap comments in @r{}.
43 * doc/cpp.texi: Likewise.
44 * doc/cppinternals.texi: Likewise.
45 * doc/extend.texi: Likewise.
46 * doc/md.texi: Likewise.
47 * doc/objc.texi: Likewise.
48 * doc/sourcebuild.texi: Likewise.
49 * doc/tm.texi: Likewise.
52 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
54 * predict.c (apply_return_prediction): Standardize PHI chain
56 * tree-ssa.c (ssa_redirect_edge): Likewise.
58 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
59 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
62 * tree-phinodes.c (remove_phi_node): Drop the last argument.
63 * tree-flow.h: Adjust the prototype for remove_phi_node.
64 * lambda-code.c (perfect_nestify): Adjust a call to
67 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
68 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
70 * tree-ssa-dce.c (remove_dead_phis): Likewise.
71 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
72 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
73 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
75 * combine.c (simplify_and_const_int): Use gen_int_mode instead
76 of GEN_INT (trunc_int_for_mode (...)).
77 * loop-iv.c (iv_number_of_iterations): Likewise.
78 * postreload.c (reload_cse_move2add): Likewise.
79 * simplify-rtx.c (simplify_const_unary_operation,
80 simplify_const_binary_operation): Likewise.
81 * stor-layout.c (get_mode_bounds): Likewise.
83 * fold-const.c (fold_binary): New.
84 (fold): Call fold_binary on binary expressions.
86 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
88 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
89 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
90 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
91 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
92 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
94 2005-03-04 Devang Patel <dpatel@apple.com>
96 PR tree-optimization/18815
97 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
98 loops with zero exit edges.
100 2005-03-04 Devang Patel <dpatel@apple.com>
102 * doc/invoke.texi: Remove reference to webpage that does not exist.
104 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
105 Joseph S. Myers <joseph@codesourcery.com>
108 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
109 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
110 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
111 * pa.c (get_plabel): Change argument to symbol_ref. Call
112 maybe_get_identifier instead of get_identifier.
113 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
114 (struct deferred_plabel): Replace name field with symbol field.
115 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
116 ASM_OUTPUT_EXTERNAL_REAL is defined.
117 (output_global_address): Use output_addr_const for output of all
119 (output_deferred_plabels): Use symbol_ref instead of name for address
121 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
122 ASM_OUTPUT_SYMBOL_REF): New macros.
123 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
125 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
128 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
130 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
131 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
133 2005-03-04 Jeff Law <law@redhat.com>
135 * basic-block.h (rediscover_loops_after_threading): Declare.
136 * tree-ssa-dom.c: Include cfgloop.h.
137 (tree_ssa_dominator_optimize): Discover loops and some basic
138 properties. Remove forwarder blocks recreated by loop header
139 canonicalization. Also mark backedges in the CFG.
140 * tree-ssa-threadupdate.c: Include cfgloop.h
141 (rediscover_loops_after_threading): Define.
142 (struct local_info): New field, JUMP_THREADED.
143 (prune_undesirable_thread_requests): New function.
144 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
145 then record that fact for the callers of redirct_edges.
146 (thread_block): If BB has incoming backedges, then call
147 prune_undesirable_thraed_requests. Note when we are
148 going to have to rediscover loop information. Return a
149 boolean indicating if any jumps were threaded.
150 (thread_through_all_blocks): Bubble up boolean indicating
151 if any jumps were threaded.
152 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
153 (tree-ssa-threadupdate.o): Similarly.
155 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
157 * fold-const.c (fold_ternary): Unroll the "for" loop to
160 2005-03-04 Andrew Haley <aph@redhat.com>
162 * unwind-dw2-fde-glibc.c (struct
163 unw_eh_callback_data.check_cache): New field.
164 (frame_hdr_cache): New.
165 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
166 Cache frame header info.
168 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
170 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
171 (print_c_condition): Declare.
172 * read-rtl.c (ptr_loc): New structure.
173 (ptr_locs, ptr_loc_obstack, joined_conditions)
174 (joined_conditions_obstack): New variables.
175 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
176 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
177 (join_c_conditions, print_c_condition): New functions.
178 (apply_macro_to_string): Associate the new string with the same
179 source location as the old one.
180 (add_condition_to_string): Use join_c_conditions.
181 (read_string): Use set_rtx_ptr_loc to record a filename and line
182 number for the string.
183 (read_rtx): Initialize the new variables above.
184 * genattrtab.c (write_test_expr, write_attr_value): Use
186 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
187 comment above the GCC_VERSION check.
188 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
189 Inline the definition of MAYBE_EVAL.
190 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
191 * genoutput.c (process_template): Likewise.
192 * genpreds.c (write_predicate_subfunction): Likewise.
193 (write_predicate_expr): Use print_c_condition.
194 * genrecog.c (write_cond): Likewise.
195 * gensupport.c (process_rtx): Use join_c_conditions to join the
196 conditions of a define_insn_and_split. Record a source location
197 for the string after the "&&".
198 (alter_test_for_insn): Use join_c_conditions.
200 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
203 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
204 PR tree-optimization/15784
205 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
208 2005-03-04 Ben Elliston <bje@au.ibm.com>
210 * gcc.c (option_map): Add --coverage.
211 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
212 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
213 * config/darwin.h: Pass -lgcov for `coverage'.
214 * doc/invoke.texi (Debugging Options): Document --coverage.
216 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
218 * gcse.c (bypass_block): Use find_edge wherever possible.
220 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
224 * c-opts.c (c_common_parse_file): Call start_source_file
225 and end_source_file at the approriate times.
227 * dwarf2out.c (dwarf2out_finish): Don't auto-end
228 the main file, it will be done for us now.
230 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
232 * fold-const.c (fold_ternary): New.
233 (fold): Call fold_ternary on ternary expressions. Remove
234 handling of ternary expressions.
236 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
238 PR tree-optimization/15784
239 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
242 2005-03-03 David Edelsohn <edelsohn@gnu.org>
244 * config/rs6000/predicates.md (branch_comparison_operator):
245 Convert from C block to conditional format.
247 2005-03-03 Jan Hubicka <jh@suse.cz>
249 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
250 and non-constant public variables.
252 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
254 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
257 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
260 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
261 calls to release_ssa_name and release_phi_node.
263 * fold-const.c (fold): Remove handling of unary expressions.
265 * fold-const.c (fold_unary): Avoid directly using the original
266 expression t as much as possible.
268 2005-03-03 Roger Sayle <roger@eyesopen.com>
269 Andrew Pinski <pinskia@physics.uc.edu>
271 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
272 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
274 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
276 Describe special registers SRP and MOF as allocatable registers.
277 * config/cris/cris.c (cris_md_asm_clobbers): New function.
278 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
279 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
280 TARGET_HAS_MUL_INSNS.
281 (cris_print_operand) <case 'd'>: New case.
282 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
283 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
285 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
286 (REG_ALLOC_ORDER): Update for MOF.
287 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
289 (GENERAL_REGS): No longer a define of ALL_REGS.
290 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
291 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
293 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
294 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
295 (SECONDARY_RELOAD_CLASS): Define.
296 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
297 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
298 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
299 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
300 (REGISTER_MOVE_COST): Define.
301 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
302 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
303 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
304 (CRIS_MOF_REGNUM): New define_constants.
305 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
307 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
309 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
310 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
311 Adjust for MOF being properly described as a register.
312 (indir_to_reg_split): Name this split. Conditionalize on the
313 destination register being a general register.
314 (movei): Conditionalize on on operands 0 and 1 having the same
317 2005-03-03 Alan Modra <amodra@bigpond.net.au>
320 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
321 -mcpu to override any other explicitly given flags.
323 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
325 * recog.c (verify_changes, confirm_change_group): New functions,
326 broken out of apply_change_group.
327 (apply_change_group): Use them.
328 * recog.h (verify_change, confirm_change_group): Declare.
329 * rtl.h (redirect_jump_2): Declare.
330 * jump.c (redirect_exp, invert_exp): Delete.
331 (invert_exp_1): Take second parameter. Return value. Changed caller.
332 (redirect_jump_2): New function, broken out of redirect_jump.
333 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
334 (invert_jump): Use invert_jump_1 and redirect_jump_2.
335 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
337 2005-03-02 Geoffrey Keating <geoffk@apple.com>
339 * varasm.c (named_section): Use xstrdup rather than doing it by
342 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
344 2005-03-02 Devang Patel <dpatel@apple.com>
346 Undo PR tree-optimization/18815 fix.
348 2005-03-02 Devang Patel <dpatel@apple.com>
350 PR tree-optimization/18815
351 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
352 loops with zero exit edges.
354 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
356 * cfg.c (connect_src, connect_dest, disconnect_src,
357 disconnct_dest): New.
358 (unchecked_make_edge, remove_edge, redirect_edge_succ,
359 redirect_edge_pred): Use the new functions.
361 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
362 free_dominance_info only when needed.
364 2005-03-02 David Edelsohn <edelsohn@gnu.org>
367 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
368 (reg_or_sub_cint64_operand): Same.
370 2005-03-02 Jeff Law <law@redhat.com>
372 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
373 CFG_ALTERED in the main DOM iteration loop.
375 2005-03-02 Mark Mitchell <mark@codesourcery.com>
378 * varasm.c (initializer_constant_valid_p): Allow conversions
379 between OFFSET_TYPEs. Tidy.
381 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
383 * config/cris/cris.md ("return"): Remove epilogue delay list
386 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
388 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
390 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
392 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
394 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
395 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
396 config/m68k/m68k.c, config/mips/mips.h,
397 config/rs6000/rs6000-protos.h, doc/contrib.texi,
398 doc/include/gcc-common.texi: Update copyright.
400 PR middle-end/18029 and PR middle-end/18030
401 * expr.c (optimize_bitfield_assignment_op): Add a special case
402 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
404 * fold-const.c (fold_unary): New.
405 (fold): Call fold_unary on unary expressions.
407 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
409 * cgraph.h (struct cgraph_edge): Add prev_caller and
411 (cgraph_node_remove_callees): Export.
412 * cgraph.c (cgraph_create_edge): Initialize prev_caller
414 (cgraph_edge_remove_callee): New function.
415 (cgraph_edge_remove_caller): Likewise.
416 (cgraph_remove_edge): Use.
417 (cgraph_redirect_edge_callee): Likewise.
418 (cgraph_node_remove_callees): New function.
419 (cgraph_node_remove_callers): Likewise.
420 (cgraph_remove_node): Use.
421 * tree-optimize.c (tree_rest_of_compilation): Use
422 cgraph_node_remove_callees instead of manual loop.
423 * cgraphunit.c (cgraph_finalize_function): Likewise.
424 (cgraph_expand_function): Likewise.
425 (cgraph_remove_unreachable_nodes): Likewise.
427 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
430 * c-tree.h (undeclared_variable, build_external_ref): Add extra
432 * c-decl.c (undeclared_variable): Take location as argument.
433 * c-typeck.c (build_external_ref): Likewise.
434 * c-parser.c (c_parser_postfix_expression): Pass location of
435 identifier to build_external_ref.
437 2005-03-01 David Edelsohn <edelsohn@gnu.org>
439 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
440 CCEQ mode for branch_positive_comparison_operator test.
441 * config/rs6000/predicates (branch_comparison_operator): Revert to
443 (scc_comparison_operator): Same.
444 (branch_positive_comparison_operator): Same.
446 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
448 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
449 (cris_delay_slots_for_epilogue): Remove.
450 (save_last): Move into cris_target_asm_function_epilogue.
451 (cris_target_asm_function_epilogue): Remove tests for file being
453 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
454 (cris_delay_slots_for_epilogue): Remove prototypes.
455 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
456 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
458 2005-03-01 David Edelsohn <edelsohn@gnu.org>
460 * config/rs6000/predicates.md (branch_comparison_operator): Change
461 to define_special_predicate.
462 (scc_comparison_operator): Same.
463 (branch_positive_comparison_operator): Same.
465 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
467 * Makefile.in (tree-ssa-sink.o): New.
468 (OBJS-common): Add tree-ssa-sink.o.
469 * common.opt: Add -ftree-sink
470 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
471 * timevar.def (TV_TREE_SINK): new timevar.
472 * tree-flow.h (is_hidden_global_store): Prototype.
473 * tree-optimize.c (init_tree_optimization_passes): Add
475 * tree-pass.h (pass_sink_code): New.
476 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
477 for non-obvious global store store to is_hidden_global_store, and
478 call that new function.
479 * tree-ssa-sink.c: New file.
480 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
481 * doc/passes.texi: Document forward store motion.
482 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
483 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
484 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
485 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
487 2005-03-01 Per Bothner <per@bothner.com>
489 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
490 and we have a non-zero column-number, add it to the message.
491 Also factor out the diagnostic_kind_text.
493 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
495 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
496 flow_loop_pre_header_scan, flow_loop_pre_header_find,
497 flow_loop_scan): Removed.
498 (flow_loop_dump): Do not dump removed fields.
499 (flow_loop_free): Do not free removed fields.
500 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
501 (loop_exit_edge_p): New function.
502 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
503 num_pre_header_edges, entry_edges, num_entries, exit_edges,
504 num_exits, exits_doms.
505 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
506 LOOP_EDGES, LOOP_ALL): Removed.
507 (flow_loop_scan): Declaration removed.
508 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
509 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
511 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
512 (if_convert): Call flow_loops_find and flow_loops_free
513 when calling mark_loop_exit_edges.
514 * cfgloopanal.c (mark_loop_exit_edges): Moved from
515 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
516 free_dominance_info calls.
517 * loop-init.c (flow_loops_find): Ditto.
518 * passes.c (rest_of_handle_branch_prob): Ditto.
519 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
520 * loop-unroll.c (analyze_insns_in_loop): Do not use
522 * predict.c (predict_loops): Do not call flow_loop_scan.
523 Use get_loop_exit_edges.
524 (tree_estimate_probability): Do not pass flags to flow_loops_find.
525 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
526 Do not use EDGE_LOOP_EXIT.
527 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
528 to bb_with_exit_edge_p.
529 (if_convertible_loop_p): Do not call flow_loop_scan. Use
530 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
531 to bb_with_exit_edge_p.
532 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
534 * tree-loop-linear.c (linear_transform_loops): Do not call
535 flow_loop_scan. Use loop->single_exit.
536 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
537 (vect_analyze_loop_form): Do not call flow_loop_scan.
538 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
540 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
542 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
543 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
544 slpeel_tree_duplicate_loop_to_edge_cfg,
545 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
546 Use loop_preheader_edge and loop->single_exit. Do not call
549 2005-03-01 Nick Clifton <nickc@redhat.com>
551 * config/arm/arm.c (thumb_find_work_register): Check all of the
552 argument registers to see if they are free, and a couple of
553 special cases where the last argument register but can be proved
554 to be available during the function's prologue.
555 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
556 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
557 thumb_unexpanded_epilogue): Use unsigned long as the type for the
559 (thumb_compute_save_reg_mask): Likewise. Also use
560 thumb_find_work_register() to ensure that there is agreement about
561 which work register is going to be used in the prologue.
562 (thumb_output_function_prologue): Use unsigned long as the type
563 for the register bit-mask. Also delay pushing the link register if
564 other high registers are going to be pushed.
565 (thumb_compute_save_reg_mask, emit_multi_reg_push,
566 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
567 redundant prototypes.
569 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
572 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
573 and after reload in REG+REG indexed addresses without REG_POINTER
574 set in the base and not set in the index.
576 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
578 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
580 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
581 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
582 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
583 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
584 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
586 * config.gcc (sh*-*-linux*): Use config/linux.h.
588 2005-02-28 Dale Johannesen <dalej@apple.com>
589 Stan Shebs <shebs@apple.com>
591 Rewrite of 64-bit Darwin structure-by-value pass/return.
592 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
593 intoffset, use_stack, named.
594 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
595 (rs6000_darwin64_record_arg_advance_flush): New.
596 (rs6000_darwin64_record_arg_advance_recurse): New.
597 (rs6000_darwin64_record_arg_flush): New.
598 (rs6000_darwin64_record_arg_recurse): New.
599 (rs6000_darwin64_record_arg): New.
600 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
601 (function_arg_boundary): Handle 128-bit aligned structs.
602 (function_arg_advance): Rewrite darwin64 struct handling.
603 (function_arg): Call rs6000_darwin64_record_arg.
604 (function_arg_partial_nregs): Handle darwin64 structs.
605 (rs6000_darwin64_function_value): Remove.
606 (rs6000_function_value): Call rs6000_darwin64_record_arg.
608 2005-02-28 Roger Sayle <roger@eyesopen.com>
610 PR tree-optimization/20216
611 * tree-chrec.c (tree_fold_factorial): Delete.
612 (tree_fold_binomial): Change argument list to take a return type
613 and change the type of K to unsigned int. Rewrite to avoid explicit
614 evaluation of factorials, and (recursively) calling fold to perform
615 compile-time arithmetic. Return NULL on (internal) overflow.
616 (chrec_evaluate): Change type of K to an unsigned int. Avoid
617 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
618 if any intermediate calculation overflows.
619 (chrec_apply): Update call to chrec_evaluate.
621 2005-02-28 James E Wilson <wilson@specifixinc.com>
623 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
625 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
628 * c-parser.c (c_parser_compound_statement): Return error_mark_node
629 instead of NULL_TREE on error.
631 2005-02-28 David Edelsohn <edelsohn@gnu.org>
633 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
634 (EASY_VECTOR_15_ADD_SELF): Remove.
635 (num_insns_constant_wide): Not static.
636 (validate_condition_mode): Not static.
637 (toc_relative_expr_p): Not static.
638 (legitimate_indirect_address_p): Not static.
639 (macho_lo_sum_memory_operand): Not static.
640 (invalid_e500_subreg): Not static.
641 (easy_vector_same): Not static.
642 (easy_vector_splat_const): Not static.
643 (RS6000_SYMBOL_REF_TLS_P): Remove.
644 (any_operand): Delete.
645 (any_parallel_operand): Delete.
646 (count_register_operand): Delete.
647 (altivec_register_operand): Delete.
648 (xer_operand): Delete.
649 (s8bit_cint_operand): Delete.
650 (short_cint_operand): Delete.
651 (u_short_cint_operand): Delete.
652 (non_short_cint_operand): Delete.
653 (exact_log2_cint_operand): Delete.
654 (gpc_reg_operand): Delete.
655 (cc_reg_operand): Delete.
656 (cc_reg_not_cr0_operand): Delete.
657 (reg_or_short_operand): Delete.
658 (reg_or_neg_short_operand): Delete.
659 (reg_or_aligned_short_operand): Delete.
660 (reg_or_u_short_operand): Delete.
661 (reg_or_cint_operand): Delete.
662 (reg_or_arith_cint_operand): Delete.
663 (reg_or_add_cint64_operand): Delete.
664 (reg_or_sub_cint64_operand): Delete.
665 (reg_or_logical_cint_operand): Delete.
666 (got_operand): Delete.
667 (got_no_const_operand): Delete.
668 (easy_fp_constant): Delete.
669 (easy_vector_constant): Delete.
670 (easy_vector_constant_add_self): Delete.
671 (zero_constant): Delete.
672 (zero_fp_constant): Delete.
673 (volatile_mem_operand): Delete.
674 (offsettable_mem_operand): Delete.
675 (mem_or_easy_const_operand): Delete.
676 (add_operand): Delete.
677 (non_add_cint_operand): Delete.
678 (logical_operand): Delete.
679 (non_logical_cint_operand): Delete.
680 (mask_operand): Delete.
681 (mask_operand_wrap): Delete.
682 (mask64_operand): Delete.
683 (mask64_2_operand): Delete.
684 (and64_operand): Delete.
685 (and64_2_operand): Delete.
686 (and_operand): Delete.
687 (reg_or_mem_operand): Delete.
688 (lwa_operand): Delete.
689 (symbol_ref_operand): Delete.
690 (call_operand): Delete.
691 (current_file_function_operand): Delete.
692 (input_operand): Delete.
693 (rs6000_nonimmediate_operand): Delete.
694 (rs6000_tls_symbol_ref): Delete.
695 (save_world_operation): Delete.
696 (restore_world_operation): Delete.
697 (load_multiple_operation): Delete.
698 (store_multiple_operation): Delete.
699 (vrsave_operation): Delete.
700 (mfcr_operation): Delete.
701 (mtcrf_operation): Delete.
702 (lmw_operation): Delete.
703 (stmw_operation): Delete.
704 (branch_comparison_operator): Delete.
705 (branch_positive_comparison_operator): Delete.
706 (scc_comparison_operator): Delete.
707 (trap_comparison_operator): Delete.
708 (boolean_operator): Delete.
709 (boolean_or_operator): Delete.
710 (min_max_operator): Delete.
711 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
712 (EASY_VECTOR_15): Moved to here.
713 (EASY_VECTOR_15_ADD_SELF): Move to here.
714 (PREDICATE_CODES): Delete.
715 * config/rs6000/rs6000-protos.h: Delete predicate functions.
716 Declare functions no longer static.
717 * config/rs6000/predicates.md: New.
718 * config/rs6000/rs6000.md: Include predicates.md
720 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
722 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
723 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
725 * cfgrtl.c (need_fake_edge_p): Likewise.
726 * combine.c (distribute_notes): Likewise.
727 * emit-rtl.c (try_split): Likewise.
728 * recog.c (peephole2_opimize): Likewise.
729 * reg-notes.def (ALWAYS_RETURN): Remove.
730 * rtl.h (LCT_ALWAYS_RETURN): Remove.
731 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
732 * tree.h (ECF_ALWAYS_RETURN): Remove.
734 2005-02-28 Roger Sayle <roger@eyesopen.com>
737 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
738 between different machine modes is never a "useless" conversion.
740 2005-02-28 Geert Bosch <bosch@gnat.com>
743 * doc/contrib.texi: List contributors for Ada front end
745 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
747 * simplify-rtx.c (simplify_unary_operation_1,
748 simplify_const_unary_operation): New, extracted from...
749 (simplify_unary_operation): ... this one.
750 (simplify_binary_operation_1,
751 simplify_const_binary_operation): New, extracted from...
752 (simplify_binary_operation): ... this one.
753 * rtl.h (simplify_const_unary_operation,
754 simplify_const_binary_operation): Add prototypes.
756 2005-02-28 Julian Brown <julian@codesourcery.com>
758 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
759 building libjava and caused PR regression/20228.
761 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
764 * Makefile.in (host_subdir): New.
765 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
766 * configure: Regenerate.
768 2005-02-27 Zack Weinberg <zack@codesourcery.com>
770 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
771 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
772 installation directory first.
774 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
777 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
778 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
779 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
780 * config/cris/cris.md: Tweak comments referring to Q.
781 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
782 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
783 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
784 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
785 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
786 Insert spaces in constraints to align alternatives vertically for
788 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
791 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
793 PR rtl-optimization/17728
794 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
795 operand 0 from general_operand to move_dest_operand.
797 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
799 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
800 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
801 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
802 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
804 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
806 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
807 * configure: Regenerate.
808 * libada-mk.in: Remove CC; rename
809 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
811 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
814 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
815 for the lhs, also walk over the tree. Likewise for rhs.
817 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
819 * tree-ssa-dom.c (simple_iv_increment_p): New function.
820 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
821 Do not propagate value of iv before increment over the increment.
823 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
825 * c-parser.c: New file.
826 * c-parse.in: Remove.
827 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
829 (c-parser.o): Add dependencies.
830 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
831 maintainer-clean, TAGS): Update.
832 * c-config-lang.in (gtfiles): Update.
833 * gengtype-lex.l: Don't handle "@@".
834 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
835 objc_build_synchronized, objc_begin_try_stmt,
836 objc_begin_catch_clause, objc_finish_catch_clause,
837 objc_build_finally_clause, objc_finish_try_stmt): New.
838 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
840 (c_parse_init): Update comment.
841 * c-decl.c (c_init_decl_processing): Update comment.
842 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
843 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
844 new c_declspecs members.
846 2005-02-25 Julian Brown <julian@codesourcery.com>
848 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
849 from being used for symbols with vague linkage when
850 HAVE_GAS_COMDAT_GROUP is true.
852 2005-02-25 Mark Mitchell <mark@codesourcery.com>
854 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
856 2005-02-25 Steve Ellcey <sje@cup.hp.com>
859 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
860 (LIBGCC2_HAS_DF_MODE): New.
861 (LIBGCC2_HAS_XF_MODE): New.
862 (LIBGCC2_HAS_TF_MODE): New.
863 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
864 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
865 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
866 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
867 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
868 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
869 and add _fixtfdi, _fixunstfdi, _floatditf
870 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
871 L_fixunstfdi, L_floatditf.
872 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
873 (LIBGCC2_HAS_TF_MODE): Define.
875 2005-02-25 Diego Novillo <dnovillo@redhat.com>
877 PR tree-optimization/20204
878 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
879 REWRITE_THIS_STMT markers on PHI nodes.
880 (rewrite_initialize_block): Likewise.
882 2005-02-25 Mark Mitchell <mark@codesourcery.com>
884 * version.c (version_string): Update to 4.1.
886 2005-02-25 Paolo Carlini <pcarlini@suse.de>
888 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
889 Clarify that the alternative way doesn't work in GNU C++.
891 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
893 PR tree-optimization/19937
894 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
895 to the type of the induction variable.
897 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
899 PR rtl-optimization/20117
900 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
901 the block including noncopyable insn.
903 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
905 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
906 calls to find_reg_note.
908 2005-02-24 Richard Henderson <rth@redhat.com>
911 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
914 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
916 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
917 vector types if to use base reg for misaligned non-word ld/std.
919 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
922 * config/cris/cris.c (cris_target_asm_function_prologue): Create
923 dwarf2 label manually and put it after, not before the prologue.
925 2005-02-24 David Edelsohn <edelsohn@gnu.org>
928 * reload.c (operands_match_p): Only increment register number for
929 SCALAR_INT_MODE_P modes in multiple hard registers.
931 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
934 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
936 * ChangeLog.5: Fix log message typo(s).
937 * ChangeLog.7: Likewise.
938 * ChangeLog.tree-ssa: Likewise.
939 * cfgexpand.c: Fix comment typo(s).
940 * conflict.c: Likewise.
941 * defaults.h: Likewise.
942 * dwarf2out.c: Likewise.
944 * ggc-page.c: Likewise.
945 * tree-eh.c: Likewise.
946 * tree-ssa-dom.c: Likewise.
948 2005-02-24 Jakub Jelinek <jakub@redhat.com>
951 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
952 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
953 if SHARED is defined.
956 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
957 allow splitting only if operands 0 and 3 don't overlap.
959 2005-02-24 Richard Henderson <rth@redhat.com>
962 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
963 (fold_builtin_1): Call them.
964 * fold-const.c (fold_complex_mult_parts): Split out from ...
965 (fold_complex_mult): ... here. Fix typo in both imaginary case.
966 (fold_complex_div_parts, fold_complex_div): New.
968 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
970 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
972 * tree-ssa-ccp.c (visit_assignment): Verify that result of
973 VIEW_CONVERT_EXPR is_gimple_min_invariant.
975 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
976 (print_node): Likewise.
977 Print TYPE_SIZES_GIMPLIFIED.
979 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
981 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
982 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
983 operands as commutative in constraints.
985 2005-02-24 Diego Novillo <dnovillo@redhat.com>
987 * tree-into-ssa.c: Re-organize internal functions.
989 2005-02-24 Richard Henderson <rth@redhat.com>
992 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
994 * common.opt (fcx-limited-range): New.
995 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
996 * toplev.c (flag_complex_method): Initialize to 1.
997 (process_options): Set flag_complex_method to 0 if
998 flag_cx_limited_range.
999 * doc/invoke.texi (-fcx-limited-range): New.
1001 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1003 * cse.c (delete_trivially_dead_insns): Speed up by using
1004 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1007 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1009 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1010 functions when -mid-shared-library is being used.
1012 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1014 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1015 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1016 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1017 * system.h: Poison LINK_LIBGCC_SPECIAL.
1019 2005-02-23 James E Wilson <wilson@specifixinc.com>
1021 * gengtype.c (note_insn_name): Make 1 element larger.
1023 2005-02-23 Roger Sayle <roger@eyesopen.com>
1026 PR rtl-optimization/20097
1027 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1028 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1030 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1032 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1033 * t-aix52 (SHLIB_INSTALL): Same.
1035 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1037 * genpreds.c: Update copyright.
1039 2005-02-23 Michael Beach <michaelb@ieee.org>
1042 * config/sparc/t-elf (startup files): Assemble with CPP.
1044 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1046 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1047 (write_predicate_expr): Likewise.
1049 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1051 PR tree-optimization/20100
1052 PR tree-optimization/20115
1053 * tree-optimize.c (init_tree_optimization_passes): Remove
1054 pass_maybe_create_global_var.
1055 * tree-pass.h (pass_maybe_create_global_var): Remove.
1056 * tree-ssa-alias.c (aliases_computed_p): Declare.
1057 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1058 (count_calls_and_maybe_create_global_var): Remove.
1059 (pass_maybe_create_global_var): Remove.
1060 (init_alias_info): Do not declare aliases_computed_p.
1061 (maybe_create_global_var): If the function contains no
1062 call-clobbered variables and a mix of pure/const and regular
1063 function calls, create .GLOBAL_VAR.
1064 Mark all call-clobbered variables for renaming.
1065 (merge_pointed_to_info): Update comment.
1066 (add_pointed_to_var): Likewise.
1067 (is_escape_site): Likewise.
1068 Accept struct alias_info * instead of size_t *.
1070 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1072 * tree-ssa-operands.c (get_call_expr_operands): If
1073 ALIASES_COMPUTED_P is false, do not add call-clobbering
1075 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1076 (delete_tree_ssa): Likewise.
1078 2005-02-22 James E Wilson <wilson@specifixinc.com>
1080 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1081 (do_compile): Do call it here.
1083 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1085 PR rtl-optimization/20017.
1086 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1087 rest_of_handle_cse2, rest_of_handle_gcse): Call
1088 delete_dead_jumptables immediately before calling cleanup_cfg.
1090 2005-02-22 Devang Patel <dpatel@apple.com>
1093 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1096 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1098 * config/rs6000/aix.h (WINT_TYPE): Define.
1100 2005-02-22 Stan Shebs <shebs@apple.com>
1102 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1103 natural alignment for 64-bit Darwin.
1104 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1106 * doc/invoke.texi: Document this.
1108 2005-02-22 DJ Delorie <dj@redhat.com>
1110 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1111 to make_[un]signed_type, not the mode itself.
1113 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1115 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1116 not available. Use tail calls wherever possible.
1117 (make_edge): Call unchecked_make_edge to create an edge.
1119 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1120 (coalesce_ssa_name): Don't check for
1121 SSANORM_USE_COALESCE_LIST.
1122 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1124 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1126 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1127 (rewrite_into_ssa): ... here.
1129 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1131 PR tree-optimization/19786
1132 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1133 tag to another's may-alias bitmap when adding to the other's list.
1135 2005-02-21 DJ Delorie <dj@redhat.com>
1137 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1138 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1139 registers in unsupported ways.
1140 * expmed.c (init_expmed): Likewise.
1142 2005-02-21 Stan Cox <scox@redhat.com>
1144 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1146 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1148 * tree-cfg.c (fold_cond_expr_cond): New.
1149 (make_edges): Call fold_cond_expr_cond.
1150 (find_taken_edge): Accept nothing but INTEGER_CST.
1151 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1153 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1155 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1156 that do not belong to any basic block.
1158 2005-02-21 Jeff Law <law@redhat.com>
1160 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1163 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1165 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1166 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1167 Adjust their definitions.
1168 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1169 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1171 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1172 genautomata.c, langhooks.c, langhooks.h, system.h,
1173 config/arm/lib1funcs.asm: Update copyright.
1175 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1177 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1179 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1182 * doc/install.texi: Document --with-gc.
1184 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1186 * simplify-rtx.c (simplify_unary_operation): Add a missing
1189 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1191 PR tree-optimization/18663
1192 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1193 if the type has variable bounds.
1195 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1197 * gcse.c: Remove an obsolete comment.
1199 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1201 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1203 * doc/extend.texi (Function Attributes) <Attribute const>: The
1204 attribute "pure" is below this text, not above.
1206 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1208 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1209 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1210 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1212 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1215 * langhooks.h (struct lang_hooks): Add to_target_charset.
1216 * langhooks.c (lhd_to_target_charset): New function.
1217 * langhooks-def.h: Declare lhd_to_target_charset.
1218 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1219 (LANG_HOOKS_INITIALIZER): Update.
1220 * c-common.c (c_common_to_target_charset): New function.
1221 * c-common.h: Declare it.
1222 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1223 c_common_to_target_charset.
1225 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1226 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1228 * system.h: Poison them.
1229 * doc/tm.texi: Don't discuss them.
1230 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1231 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1232 (pp_c_char): Do not attempt to generate letter escapes for
1234 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1235 * config/mips/mips.c (mips_output_ascii): Likewise.
1237 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1239 PR tree-optimization/19951
1240 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1243 2005-02-19 Steven Bosscher <stevenb@suse.de>
1246 * function.h (struct function): New field `max_loop_depth'.
1247 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1248 (flow_loops_find): Reset the max loop depth count before finding loops.
1249 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1250 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1251 (calculate_global_regs_live): Make sure the loop will terminate
1252 when the initial sets are not empty.
1254 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1256 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1258 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1260 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1263 * doc/invoke.texi: Remove documentation of %M spec.
1265 (init_spec): Remove %M suffix from -lgcc_s.
1266 (do_spec_1): Remove 'M' case.
1267 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1268 to put shared libraries in the multilib directory. Remove the
1269 shlib_so_soname substitution variable. Don't add a multilib encoding
1270 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1271 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1272 SHLIB_INSTALL as well as SHLIB_LINK.
1273 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1274 (SHLIB_NAME): Delete.
1275 (SHLIB_DIR): New macro.
1276 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1277 (SHLIB_INSTALL): Adjust accordingly.
1278 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1279 * config/t-slibgcc-sld: Likewise.
1280 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1281 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1282 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1284 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1285 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1286 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1287 Use @shlib_base_name@ instead of @shlib_so_name@.
1288 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1289 and @shlib_base_name@.so in @multilib_dir@.
1290 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1291 to the install path.
1292 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1293 (SHLIB_LINK): Remove previous workaround.
1294 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1295 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1296 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1298 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1299 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1300 (SHLIB_INSTALL): Adjust accordingly.
1301 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1302 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1303 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1304 config/t-slibgcc-elf-ver.
1306 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1307 Jakub Jelinek <jakub@redhat.com>
1309 PR tree-optimization/19828
1310 * tree-ssa-loop-im.c: Add a TODO comment.
1311 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1312 without side-effects.
1314 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1316 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1319 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1321 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1322 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1323 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1325 (ia64_reorg): Delete fixup_errata call.
1326 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1327 (TARGET_SWITCHES): Delete -mb-step entry.
1329 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1332 * c-typeck.c (composite_type): Handle quals in transparent unions.
1333 (type_lists_compatible_p): Likewise.
1335 2005-02-18 Stan Shebs <shebs@apple.com>
1337 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1338 expressions in the .literal8 section.
1340 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1342 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1344 2005-02-18 Roger Sayle <roger@eyesopen.com>
1346 * fold-const.c (constant_boolean_node): Always create values of the
1347 specified type, don't bother calling truthvalue_conversion.
1349 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1351 * except.c (output_function_exception_table): Call
1352 assemble_external_libcall (eh_personality_libfunc).
1354 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1357 * config/ia64/ia64.h (struct machine_function): Add state_num.
1358 * config/ia64/ia64.c (process_epilogue,
1359 process_for_unwind_directive): Use new unwind state numbers each
1360 time rather than state 1.
1362 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1365 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1366 before the "*llgt_didi" pattern.
1368 2005-02-18 Jason Merrill <jason@redhat.com>
1370 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1372 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1374 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1375 (div0): Use it in place of ARM_FUNC_ALIAS.
1376 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1378 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1381 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1382 access, the lower bound of the array type if it exists.
1384 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1387 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1388 cases that are out-of-range for the index type.
1390 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1392 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1393 (estimate_case_costs): Don't call convert.
1394 * expmed.c (expand_shift): Likewise.
1395 (make_tree): Call fold_convert instead of convert.
1397 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1400 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1401 that ref to be marked MEM_READONLY_P doesn't have base that needs
1404 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1406 * genautomata.c (output_get_cpu_unit_code_func,
1407 output_cpu_unit_reservation_p): Don't generate old-style function
1410 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1413 PR tree-optimization/20009
1414 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1416 PR tree-optimization/18947
1417 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1418 inline, remove all nodes that are inlined into the extern inline
1421 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1423 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1424 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1425 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1426 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1429 2005-02-17 Roger Sayle <roger@eyesopen.com>
1431 PR tree-optimization/19917
1432 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1433 to be potentially trapping.
1435 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1437 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1439 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1441 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1442 tem becomes a local variable which is set to the value of the
1443 back end defined INITIAL_FRAME_ADDRESS macro.
1444 (expand_builtin_frame_address): Omit the base parameter to
1445 expand_builtin_return_addr.
1446 (expand_builtin_profile_func): Likewise.
1447 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1448 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1449 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1451 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1453 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1454 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1455 * config/frv/frv.c (frv_function_epilogue): Likewise.
1457 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1459 * lambda-code (perfect_nestify): Remove mark/unmark
1461 * tree-loop-linear.c (linear_transform_loops): Add
1462 rewrite_into_ssa call so that ssa is correct for
1463 rewriting into loop closed.
1465 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1467 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1468 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1470 * bt-load.c (btr_def_live_range, combine_btr_defs,
1471 migrate_btr_def, migrate_btr_defs): Likewise.
1472 * cfgcleanup.c (thread_jump): Likewise.
1473 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1474 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1475 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1476 df_rd_local_compute, df_reg_info_compute): Likewise.
1477 * dominance.c (init_dom_info, free_dom_info): Likewise.
1478 * flow.c (init_propagate_block_info,
1479 free_propagate_block_info): Likewise.
1480 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1481 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1482 modify_reg_pav): Likewise.
1483 * loop-invariant.c (find_defs, find_invariant_insn,
1484 find_invariants, free_inv_motion_data): Likewise.
1485 * predict.c (tree_predict_by_opcode,
1486 estimate_bb_frequencies): Likewise.
1487 * stmt.c (expand_case): Likewise.
1488 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1489 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1490 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1491 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1492 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1493 rewrite_ssa_into_ssa): Likewise.
1494 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1495 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1496 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1497 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1498 * tree-sra.c (tree_sra): Likewise.
1499 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1500 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1501 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1502 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1503 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1504 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1506 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1507 calculate_live_on_entry, calculate_live_on_exit,
1508 build_tree_conflict_graph): Likewise.
1509 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1510 record_important_candidates, set_use_iv_cost, find_depends,
1511 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1512 tree_ssa_iv_optimize_finalize): Likewise.
1513 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1514 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1515 tree_duplicate_loop_to_header_edge): Likewise.
1516 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1517 * tree-ssa.c (verify_flow_insensitive_alias_info,
1518 verify_name_tags, verify_ssa, init_tree_ssa,
1519 delete_tree_ssa): Likewise.
1520 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1521 fini_ssanames): Likewise.
1522 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1524 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1526 * config/rs6000/t-rtems: Completely reworked.
1528 2005-02-17 Ira Rosen <irar@il.ibm.com>
1530 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1532 2005-02-17 Ira Rosen <irar@il.ibm.com>
1534 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1535 POINTER_TYPE_P when checking that type is a pointer.
1536 (vect_get_memtag): Remove.
1537 (vect_address_analysis): Use POINTER_TYPE_P. Call
1538 vect_object_analysis with dummy parameter for memtag.
1539 (vect_object_analysis): Extract memtag (functionality that
1540 used to be in vect_get_memtag and moved here). Fix printings.
1541 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1542 with correct parameters. Remove call to vect_get_memtag.
1544 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1546 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1547 (tree-vectorizer.o): Added missing dependencies.
1549 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1551 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1552 declaration in tree-vectorizer.c, now has an extern declaration in
1554 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1555 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1556 get_vectype_for_scalar_type, vect_is_simple_use,
1557 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1558 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1559 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1560 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1561 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1562 find_loop_location): Likewise.
1564 * tree-vectorizer.c (langhooks.h): #include removed.
1565 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1566 moved to tree-vectorized.h.
1567 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1568 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1569 get_vectype_for_scalar_type, vect_is_simple_use,
1570 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1571 vect_supportable_dr_alignment, new_loop_vec_info,
1572 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1573 vect_set_verbosity_level, find_loop_location): Likewise.
1575 (vect_analyze_loop): Function externalized. Declaration moved to
1576 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1577 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1578 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1579 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1580 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1581 vect_enhance_data_refs_alignment, vect_analyze_operations,
1582 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1583 vect_stmt_relevant_p, vect_get_loop_niters,
1584 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1585 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1586 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1587 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1588 vect_get_memtag): Likewise.
1590 (vectorizable_load): Function externalized. Declaration moved to
1591 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1592 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1593 vect_transform_loop): Likewise.
1594 (vect_transform_stmt): Moved to tree-vect-transform.c.
1595 (vect_align_data_ref, vect_create_destination_var,
1596 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1597 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1598 vect_get_vec_def_for_operand, vect_init_vector,
1599 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1600 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1601 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1602 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1603 vect_do_peeling_for_loop_bound): Likewise.
1605 * tree-vect-analyze.c: New file.
1606 * tree-vect-transform.c: New file.
1608 2005-02-17 Jason Merrill <jason@redhat.com>
1610 PR mudflap/19319, c++/19317
1611 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1614 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1616 * doc/install.texi (Specific): Update link for Darwin-specific
1619 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1621 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1622 constant_boolean_node.
1624 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1627 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1628 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1630 2005-02-16 Richard Henderson <rth@redhat.com>
1633 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1635 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1636 replace uses with Wtype_MAXp1_F.
1637 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1638 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1639 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1640 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1641 and HAVE_TFMODE as appropriate.
1642 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1643 (__floatdisf): Likewise.
1644 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1645 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1646 (Wtype_MAXp1_F): New.
1647 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1648 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1650 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1653 * arm.c (arm_apply_result_size): New function.
1654 * arm.h (APPLY_RESULT_SIZE): Define.
1655 * arm-protos.h (arm_apply_result_size): Add prototype.
1656 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1657 (movxf): New expand.
1658 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1659 (call_value_symbol): Remove predicate for operand 0.
1660 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1661 (untyped_call): Rework to correclty return values for any type.
1662 (untyped_return): New expand.
1663 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1665 2005-02-16 Stan Shebs <shebs@apple.com>
1667 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1668 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1670 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1672 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1673 configure settings on Solaris 7 and later.
1675 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1677 PR tree-optimization/19865
1678 * tree-optimize.c (init_tree_optimization_passes): Run
1679 pass_may_alias after pass_sra.
1681 2005-02-16 Richard Henderson <rth@redhat.com>
1682 Stuart Hastings <stuart@apple.com>
1685 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1686 Do nothing if debug info suppressed for this function.
1687 (dbxout_begin_function): Early exit if debug info suppressed for
1690 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1693 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1695 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1697 PR tree-optimization/19967
1698 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1699 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1700 argument TYPE. Adjust calls to fold_builtin_XXX.
1701 (expand_builtin, fold_builtin_1): Adjust calls to
1703 (fold_builtin_strchr, fold_builtin_strpbrk,
1704 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1705 result to a requested type TYPE.
1707 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1710 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1711 (T)x & (T)cst if (T)cst overflows.
1712 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1713 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1715 2005-02-15 Jeff Law <law@redhat.com>
1717 * gcse.c (blocks_with_calls): New bitmap.
1718 (alloc_gcse_mem): Allocate it.
1719 (free_gcse_mem): Free it.
1720 (clear_modifY_mem_tables): Clear it.
1721 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1722 when we encounter CALL_INSNs.
1723 (compute_transp, case MEM): Handle blocks with calls separate
1724 from blocks without calls. Use bitmap iterators rather than
1727 2005-02-15 Peter O'Gorman <peter@pogma.com>
1730 * mklibgcc.in (vis_hide): Use a temporary object file, not
1733 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1736 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1737 access optimization.
1739 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1740 Alan Modra <amodra@bigpond.net.au>
1743 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1744 (_xlqsub): Rename to __gcc_qsub.
1745 (_xlqmul): Rename to __gcc_qmul.
1746 (_xlqdiv): Rename to __gcc_qdiv.
1747 Provide versioned symbol aliases with old names.
1748 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1749 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1750 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1751 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1752 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1754 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1756 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1757 Fold ~(A - 1) and ~(A + -1) to -A.
1759 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1763 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1764 config/pa/pa-host.c:pa_gt_pch_use_address.
1766 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1768 * tree-vn.c (get_value_handle): Make sure that given an
1769 is_gimple_min_invariant expression, we always return it.
1771 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1773 * passes.c (rest_of_handle_gcse): Fix a comment.
1775 2005-02-15 Jeff Law <law@redhat.com>
1777 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1779 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1780 (canon_list_insert, record_last_mem_set_info): Similarly.
1781 (clear_modify_mem_tables): Similarly.
1783 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1785 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1786 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1787 config/mips/mips.md, config/rs6000/aix.h,
1788 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1790 2005-02-15 Richard Henderson <rth@redhat.com>
1792 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1793 call to be best_edge.
1795 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1797 * basic-block.h: Adjust the prototype for find_basic_blocks.
1798 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1799 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1802 * flow.c (recompute_reg_usage): Remove all arguments.
1803 * passes.c (rest_of_compilation): Adjust the call to
1804 recompute_reg_usage.
1805 * rtl.h: Adjust the prototype for recompute_reg_usage.
1807 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1809 * tree-dump.c (dump_files): Update to reflect new member
1811 (dump_register): Add new argument.
1813 (dump_switch_p_1): Check against glob name if doglob was passed.
1814 (dump_switch_p): Check against regular first, then glob if
1815 we didn't have any hits on the dump name.
1816 * tree-optimize.c (register_one_dump_file):
1817 Pass in glob name as well.
1818 * tree-pass.h (struct dump_file_info): Add glob
1821 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1823 PR preprocessor/16323
1824 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1826 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1829 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1830 (trunctfdf2_internal1): New.
1831 (trunctfdf2_internal2): Renamed from trunctfdf2.
1833 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1835 PR tree-optimization/19853
1836 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1838 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1840 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1841 delete_dead_jumptables and cleanup_cfg.
1843 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1845 * reload.c (find_reloads): Swap address_reloaded flags when
1846 swapping commutative operands.
1848 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1850 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1851 Use standard_iv_increment_position for computing the bsi position
1853 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1856 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1859 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1860 life range of hard registers.
1861 * value-prof.c (insn_prefetch_values_to_profile): Only
1864 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1865 profile in libcalls.
1867 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1869 * bitmap.h (bitmap_and_compl_into): Return bool.
1870 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1872 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1874 PR tree-optimization/19944
1875 * fold-const.c (fold): Re-add ABS_EXPR folding.
1877 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1880 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1881 {TARGET,MASK}_XL_COMPAT.
1882 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1884 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1885 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1887 (rs6000_arg_partial_bytes): Same.
1888 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1889 and XL compatibility enabled.
1890 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1891 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1892 test to final condition.
1893 (cmptf_internal2): New.
1894 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1895 xl-compat. Add TFmode information to description.
1897 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1899 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1901 2005-02-13 Jason Merrill <jason@redhat.com>
1904 * fold-const.c (fold_indirect_ref_1): Split out from...
1905 (build_fold_indirect_ref): Here.
1906 (fold_indirect_ref): New fn.
1907 * tree.h: Declare it.
1908 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1909 (gimplify_modify_expr_rhs): Likewise.
1910 (gimplify_expr): Likewise.
1912 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1914 PR tree-optimization/14303
1915 PR tree-optimization/15784
1916 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1917 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1918 ABS_EXPR<x> != 0 to x != 0.
1920 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1922 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1923 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1924 spelling conventions.
1926 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1927 delete_trivially_dead_insns too many times.
1929 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1932 2005-02-12 Ira Rosen <irar@il.ibm.com>
1934 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1935 (vect_is_simple_iv_evolution): Remove redundant parameter
1937 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1938 without last parameter.
1939 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1940 Return pointer step. Call vect_is_simple_iv_evolution without
1941 last parameter. Check only that the step is multiple of size
1942 type. Remove stmt_vinfo updates.
1943 (vect_get_memtag_and_dr): Remove.
1944 (vect_get_memtag): New function.
1945 (vect_address_analysis): New function.
1946 (vect_object_analysis): New function.
1947 (vect_analyze_data_refs): Call vect_object_analysis and
1948 vect_get_memtag. Update stmt_vinfo fields.
1950 2005-02-12 Ira Rosen <irar@il.ibm.com>
1952 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1953 exist and are objects. Remove checks for pointer.
1954 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1955 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1956 (vect_create_data_ref_ptr): Likewise.
1957 (vect_base_addr_differ_p): New function.
1958 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1959 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1960 Don't set the DR_BASE_NAME field of data-ref.
1961 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1963 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1965 * optabs.h (enum optab_index): Add new OTI_ldexp.
1966 (ldexp_optab): Define corresponding macro.
1967 * optabs.c (init_optabs): Initialize ldexp_optab.
1968 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1970 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1972 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1973 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1975 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1976 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1979 2005-02-12 Ira Rosen <irar@il.ibm.com>
1981 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1983 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1985 (vect_get_base_and_offset): Always return an address.
1986 (vect_create_addr_base_for_vector_ref): Remove treatment for
1987 different data reference types.
1988 (vect_compute_data_ref_alignment): Rename base to base_address in
1989 stmt_vec_info. Get the object in order to force its alignment.
1990 (vect_get_memtag_and_dr): Rename base to base_address in
1991 stmt_vec_info. Extract the object for memtag analysis.
1993 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1995 PR regression/19898.
1996 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1997 changes cc_status, use apply modified_in_p to part of cc_status
1998 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2001 2005-02-11 Richard Henderson <rth@redhat.com>
2003 * tree-complex.c (expand_complex_libcall): New.
2004 (expand_complex_multiplication): Use it for c99 compliance.
2005 (expand_complex_division): Likewise.
2006 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2008 * builtins.c (built_in_names): Remove const.
2009 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2011 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2012 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2013 (built_in_names): Remove const.
2014 * c-common.c (c_common_type_for_mode): Handle complex modes.
2015 * flags.h, toplev.c (flag_complex_method): Rename from
2016 flag_complex_divide_method.
2017 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2018 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2019 * libgcc2.h: Declare them.
2020 * libgcc-std.ver: Export them.
2021 * mklibgcc.in (lib2funcs): Build them.
2023 2005-02-11 Steven Bosscher <stevenb@suse.de>
2025 PR tree-optimization/19876
2026 Partially revert my change from 2005-01-14
2027 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2028 (compute_antic): ...and remove the loop here.
2030 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2033 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2034 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2036 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2037 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2039 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2041 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2042 offsets for the big-endian 32-bit case.
2044 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2046 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2048 2005-02-11 Dale Johannesen <dalej@apple.com>
2050 * cselib.c (cselib_process_insn): Clear out regs where
2051 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2052 * reload.c (find_equiv_reg): Ditto.
2054 2005-02-11 Ian Lance Taylor <ian@airs.com>
2056 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2059 * tree.c (build_function_type_list): Work correctly if there are
2062 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2064 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2065 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2066 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2067 TARGET_ZARCH instead of TARGET_64BIT.
2069 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2071 * config/rs6000/t-rtems:
2072 (MULTILIB_OPTIONS): Remove mcpu=602.
2073 (MUTLILIB_DIRNAMES): Remove m602.
2074 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2075 Let mcpu=602 match mcpu=603.
2076 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2078 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2080 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2083 2005-02-10 David Daney <ddaney@avtrex.com>
2085 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2086 * config/i386/linux-unwind.h: Likewise.
2087 * config/ia64/linux-unwind.h: Likewise.
2088 * config/mips/linux-unwind.h: Likewise.
2089 * config/pa/linux-unwind.h: Likewise.
2090 * config/rs6000/linux-unwind.h: Likewise.
2091 * config/s390/linux-unwind.h: Likewise.
2092 * config/sh/linux-unwind.h: Likewise.
2093 * config/sparc/linux-unwind.h: Likewise.
2095 2005-02-10 Steven Bosscher <stevenb@suse.de>
2097 PR tree-optimization/17549
2098 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2099 TER to replace a DEF with its expression if the DEF and the
2100 rhs of the expression we replace into have the same root
2103 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2105 * config/mips/mips.md: Fix the placement of the match_scratch in the
2108 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2110 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2113 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2115 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2116 (strip_offset): Handle addresses.
2117 (add_address_candidates): Use strip_offset.
2118 (difference_cost): Reflect strip_offset change.
2119 (force_var_cost, difference_cost): Strip nops.
2121 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2123 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2125 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2126 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2127 config/cris/cris-protos.h, config/cris/cris.c: Update
2130 2005-02-10 Jeff Law <law@redhat.com>
2132 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2133 (lookup_avail_expr): Similarly.
2135 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2137 * builtins.c (fold_builtin_powi): New function.
2138 (fold_builtin_1): Call it.
2140 2005-02-10 Steven Bosscher <stevenb@suse.de>
2142 PR documentation/19309
2143 * doc/cpp.texi: The __GNUC__ and related predefined macros
2144 are also defined for the "standalone" cpp.
2145 Some non-GCC compilers may also define __GNUC__.
2147 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2150 * c-typeck.c (common_type): New routine. Old common_type renamed
2152 (c_common_type): ...this.
2153 (build_conditional_expr, build_binary_op): Use c_common_type instead
2156 2005-02-10 Steven Bosscher <stevenb@suse.de>
2158 * doc/md.texi: Replace @samp{length} with @code{length}.
2160 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2162 PR tree-optimization/18687
2163 * tree-flow.h (find_loop_niter): Declare.
2164 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2165 Try using scev even for loops with more than one exit.
2166 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2167 (struct ivopts_data): Added niters field.
2168 (struct nfe_cache_elt): New.
2169 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2171 (tree_ssa_iv_optimize_init): Initialize niters cache.
2172 (determine_number_of_iterations): Removed.
2173 (find_induction_variables): Do not call determine_number_of_iterations.
2174 Access niters for single exit through niter_for_single_dom_exit.
2175 (add_iv_outer_candidates): Access niters for single exit through
2176 niter_for_single_dom_exit.
2177 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2178 number_of_iterations_cond.
2179 (iv_period): New function.
2180 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2181 (may_replace_final_value): Take data argument. Use
2182 niter_for_single_dom_exit.
2183 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2184 (rewrite_use_compare): Pass data to may_eliminate_iv.
2185 (rewrite_use_outer): Pass data to may_replace_final_value.
2186 (free_loop_data): Clean up the niters cache.
2187 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2188 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2189 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2190 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2191 (num_ending_zeros): Moved to tree.c.
2192 * tree.h (num_ending_zeros): Declare.
2193 * tree.c (num_ending_zeros): Moved from tree.c.
2195 2005-02-09 Richard Henderson <rth@redhat.com>
2197 * builtins.c (DEF_BUILTIN): Add COND argument.
2198 * tree.h (DEF_BUILTIN): Likewise.
2199 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2200 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2202 (DEF_BUILTIN_STUB): New.
2203 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2204 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2205 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2206 * c-common.c (DEF_BUILTIN): Add COND argument.
2207 * tree.c (local_define_builtin): New.
2208 (build_common_builtin_nodes): New.
2210 2005-02-09 Roger Sayle <roger@eyesopen.com>
2212 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2213 floating point expression ignoring the sign of the result.
2214 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2215 (fold) <MULT_EXPR>: Use it to simplify x*x.
2216 * tree.h (fold_strip_sign_ops): Prototype here.
2217 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2218 argument. Use fold_strip_sign_ops to simplify the first argument.
2219 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2220 first argument when the second argument is an even integer
2221 constant, but only with -funsafe_math_optimizations.
2222 (fold_builtin_1): Update call to fold_builtin_copysign.
2224 2005-02-09 Ian Lance Taylor <ian@airs.com>
2227 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2228 just check whether EH_FILTER_FAILURE falls through.
2230 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2232 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2233 insns return to ready list in the next turn.
2235 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2238 * builtins.def: New __builtin_powi[lf].
2239 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2240 (expand_builtin_powi): New function.
2241 (expand_builtin): Dispatch to expand_builtin_powi.
2242 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2243 * libgcc2.c: Add __builtin_powi[lf] implementation.
2244 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2245 * optabs.h: Add powi_optab.
2246 * optabs.c (init_optabs): Initialize powi_optab.
2247 * doc/extend.texi: Document __builtin_powi[lf].
2249 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2251 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2254 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2257 * fold-const.c (try_move_mult_to_index): Remove redundant
2258 type argument. Create ADDR_EXPR with correct type.
2259 (fold): Update callers of try_move_mult_to_index. Convert
2260 result to the appropriate type.
2262 2005-02-09 Roger Sayle <roger@eyesopen.com>
2265 * config/avr/avr.c (default_rtx_costs): Delete.
2266 (avr_operand_rtx_cost): New function.
2267 (avr_rtx_costs): Completely rewrite.
2269 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2272 * config/cris/cris.c (in_code): New variable.
2273 (cris_output_addr_const): Now a static function, a wrapper for
2275 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2276 case from old cris_output_addr_const.
2277 (cris_asm_output_label_ref): Similar for LABEL_REF.
2278 (cris_output_addr_const_extra): Similar for UNSPEC.
2279 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2280 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2281 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2283 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2284 (cris_asm_output_label_ref): Declare.
2286 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2288 PR preprocessor/19801
2289 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2290 filenames that changed when libcpp was moved to the toplevel.
2292 2005-02-07 Roger Sayle <roger@eyesopen.com>
2294 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2295 zero extensions of BImode operands. Call lowpart_subreg instead
2296 of gen_lowpart_common and gen_lowpart_SUBREG.
2298 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2301 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2302 * configure.ac: Set cc_for_cross_gnattools.
2303 * configure: Regenerate.
2305 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2308 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2310 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2313 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2314 of nested functions.
2316 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2318 * doc/extend.texi: Document deprecated extensions allowing
2319 static floating-point members to have initializers and allowing
2320 floating-point literals in integral constant expressions.
2322 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2324 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2325 config/darwin7.h, config/mips/mips.c,
2326 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2329 * cse.c: Update comments.
2331 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2334 * builtins.c (fold_builtin_sqrt): Transform
2335 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2338 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2339 Dorit Naishlos <dorit@il.ibm.com>
2341 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2342 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2343 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2345 * tree.h (vect_set_verbosity_level): New extern function declaration
2347 * tree-vectorizer.h (verbosity_levels): New enum type.
2348 * tree-vectorizer.c (vect_debug_stats): Function removed.
2349 (vect_debug_details): Likewise.
2350 (vect_verbosity_level): Global variable was defined and initialized.
2351 (vect_dump): Global variable definition.
2352 (vect_print_dump_info): New function.
2353 (vect_set_dump_settings): New function.
2354 (vect_set_verbosity_level): New function.
2355 (vectorize_loops): Add call to vect_set_dump_settings.
2357 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2358 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2359 (slpeel_tree_peel_loop_to_edge): Likewise.
2361 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2362 appropriate verbosity level instead of call to vect_debug_details
2363 or vect_debug_stats.
2364 (vect_get_base_and_offset):
2365 (vect_create_addr_base_for_vector_ref):
2366 (get_vectype_for_scalar_type):
2367 (vect_create_data_ref_ptr):
2369 (vect_get_vec_def_for_operand):
2370 (vect_finish_stmt_generation):
2371 (vectorizable_assignment):
2372 (vectorizable_operation):
2373 (vectorizable_store):
2374 (vectorizable_load):
2375 (vect_transform_stmt):
2376 (vect_update_ivs_after_vectorizer):
2377 (vect_do_peeling_for_loop_bound):
2378 (vect_update_inits_of_drs):
2379 (vect_do_peeling_for_alignment):
2380 (vect_transform_loop):
2381 (vect_is_simple_use):
2382 (vect_analyze_operations):
2383 (vect_is_simple_iv_evolution):
2384 (vect_analyze_scalar_cycles):
2385 (vect_analyze_data_ref_dependence):
2386 (vect_analyze_data_ref_dependences):
2387 (vect_compute_data_ref_alignment):
2388 (vect_enhance_data_refs_alignment):
2389 (vect_analyze_data_refs_alignment):
2390 (vect_analyze_data_ref_access):
2391 (vect_analyze_data_ref_accesses):
2392 (vect_analyze_pointer_ref_access):
2393 (vect_get_memtag_and_dr):
2394 (vect_analyze_data_refs):
2395 (vect_mark_relevant):
2396 (vect_stmt_relevant_p):
2397 (vect_mark_stmts_to_be_vectorized):
2398 (vect_can_advance_ivs_p):
2399 (vect_get_loop_niters):
2400 (vect_analyze_loop_form):
2401 (vect_analyze_loop):
2402 (vectorize_loops): Likewise.
2404 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2405 (vect_update_inits_of_drs):
2406 (vect_do_peeling_for_alignment):
2407 (vect_transform_loop):
2408 (vect_analyze_operations):
2409 (vect_analyze_scalar_cycles):
2410 (vect_analyze_data_ref_dependences):
2411 (vect_analyze_data_refs_alignment):
2412 (vect_analyze_data_ref_accesses):
2413 (vect_analyze_data_refs):
2414 (vect_mark_stmts_to_be_vectorized):
2415 (vect_get_loop_niters):
2416 (vect_analyze_loop_form):
2417 (vect_analyze_loop): Likewise.
2418 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2420 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2424 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2425 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2426 either -ffast-math or -funsafe-math-optimizations is in use.
2428 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2429 * config/mips/irix-csr.c: New file.
2430 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2431 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2432 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2435 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2437 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2438 redundant, incorrect definitions.
2440 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2442 ("*tls_indirect_call"): New, reference hard regs directly.
2443 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2445 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2447 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2448 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2450 2005-02-06 Roger Sayle <roger@eyesopen.com>
2452 PR rtl-optimization/19800
2453 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2454 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2457 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2459 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2461 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2464 * doc/invoke.texi: Correct documentation of -freorder-functions.
2466 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2469 * doc/invoke.texi: Don't mention gccbug.
2471 2005-02-06 Roger Sayle <roger@eyesopen.com>
2472 Andrew Pinski <pinskia@physics.uc.edu>
2473 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2475 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2476 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2477 into just (zero_extract:SI FOO (const_int 1) BAR).
2479 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2481 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2482 macro locally. Don't give last revision date. Use GCC version
2483 number from gcc-common.texi.
2484 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2485 revision date. Use GCC version number from gcc-common.texi.
2486 Describe being a library as current state rather than as 3.x
2488 * doc/gcc.texi: Remove last update date.
2489 * doc/gccint.texi: Likewise. Update copyright dates.
2490 * doc/install.texi: Update copyright dates.
2492 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2495 * doc/invoke.texi: Mention for each option included in -Wall that
2496 it is included in -Wall.
2497 * doc/gcc.texi: Update copyright and last modification date.
2499 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2501 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2502 unnecessary cast to original induction variable increments.
2504 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2506 PR tree-optimization/18219
2507 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2508 in distributed form.
2510 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2512 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2513 Set bitpos and offset later in the function. Do nothing if the
2514 target is a register and if the bitfield lies completely outside
2516 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2517 here. Return an uninitialised register if the source value is stored
2518 in a register and the bitfield lies completely outside that register.
2520 2005-02-06 Steven Bosscher <stevenb@suse.de>
2522 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2525 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2527 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2529 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2531 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2532 * config/darwin8.h: New.
2533 * config/darwin7.h: Update comment.
2535 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2536 Dorit Naishlos <dorit@il.ibm.com>
2538 * tree-vectorizer.h (LOC): New type.
2539 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2540 (loop_line_number): New field in struct _loop_vec_info.
2541 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2543 * tree-vectorizer.c (input.h): Included.
2544 (find_loop_location): New function.
2545 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2546 loop line number removed.
2547 (vect_debug_details): Likewise.
2548 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2550 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2551 call to vect_debug_details/stats changed from loop to loop_loc.
2552 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2553 (slpeel_tree_peel_loop_to_edge): Likewise.
2555 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2556 changed from NULL to UNKNOWN_LOC.
2557 (vect_get_base_and_offset):
2558 (vect_create_addr_base_for_vector_ref):
2559 (get_vectype_for_scalar_type):
2560 (vect_create_data_ref_ptr):
2562 (vect_get_vec_def_for_operand):
2563 (vect_finish_stmt_generation):
2564 (vectorizable_assignment):
2565 (vectorizable_operation):
2566 (vectorizable_store):
2567 (vectorizable_load):
2568 (vect_transform_stmt):
2569 (vect_update_ivs_after_vectorizer):
2570 (vect_do_peeling_for_loop_bound):
2571 (vect_do_peeling_for_alignment):
2572 (vect_transform_loop):
2573 (vect_is_simple_use):
2574 (vect_analyze_operations):
2575 (vect_is_simple_iv_evolution):
2576 (vect_analyze_scalar_cycles):
2577 (vect_analyze_data_ref_dependences):
2578 (vect_compute_data_ref_alignment):
2579 (vect_enhance_data_refs_alignment):
2580 (vect_analyze_data_ref_access):
2581 (vect_analyze_data_ref_accesses):
2582 (vect_analyze_pointer_ref_access):
2583 (vect_get_memtag_and_dr):
2584 (vect_analyze_data_refs):
2585 (vect_mark_relevant):
2586 (vect_stmt_relevant_p):
2587 (vect_mark_stmts_to_be_vectorized):
2588 (vect_can_advance_ivs_p):
2589 (vect_get_loop_niters):
2590 (vect_analyze_loop):
2591 (vectorize_loops): Likewise.
2593 (vectorizable_load): Argument in call to vect_debug_details/stats
2594 changed from loop to LOOP_LOC (loop_vinfo).
2595 (vect_transform_loop):
2596 (vect_analyze_operations):
2597 (vect_analyze_scalar_cycles):
2598 (vect_analyze_data_ref_dependence):
2599 (vect_enhance_data_refs_alignment):
2600 (vect_analyze_data_ref_accesses):
2601 (vect_analyze_pointer_ref_access):
2602 (vect_analyze_data_refs):
2603 (vect_analyze_loop): Likewise.
2605 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2606 changed from loop to loop_loc.
2608 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2610 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2611 Dorit Naishlos <dorit@il.ibm.com>
2613 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2615 (vect_analyze_data_ref_dependences): Likewise.
2617 (vect_is_simple_use): Argument changed from loop structure to
2618 loop_vect_info structure.
2619 (vect_can_advance_ivs_p): Likewise.
2620 (vect_create_index_for_vector_ref): Likewise.
2621 (vect_update_ivs_after_vectorizer): Likewise.
2622 (new_stmt_vec_info): Likewise.
2624 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2625 changed from loop to loop_vinfo.
2626 (vect_create_data_ref_ptr): First argument in call to
2627 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2628 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2629 was changed from loop to loop_vinfo.
2630 (vectorizable_operation): Likewise.
2631 (vectorizable_store): Likewise.
2632 (vect_mark_stmts_to_be_vectorized): Likewise.
2633 (vect_do_peeling_for_loop_bound): First argument in call to
2634 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2635 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2636 was changed from loop to loop_vinfo.
2637 (vect_analyze_data_ref_dependences): Third argument in call to
2638 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2640 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2641 (vect_create_data_ref_ptr): Likewise.
2642 (vect_init_vector): Likewise.
2643 (vect_get_vec_def_for_operand): Likewise.
2644 (vectorizable_assignment): Likewise.
2645 (vectorizable_operation): Likewise.
2646 (vectorizable_store): Likewise.
2647 (vectorizable_load): Likewise.
2648 (vect_update_ivs_after_vectorizer): Likewise.
2649 (vect_is_simple_use): Likewise.
2650 (vect_analyze_data_ref_dependence): Likewise.
2651 (vect_analyze_pointer_ref_access): Likewise.
2652 (vect_can_advance_ivs_p): Likewise.
2654 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2655 before _stmt_vec_info.
2656 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2657 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2658 (new_stmt_vec_info): Argument changed from loop structure to
2659 loop_vect_info structure
2661 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2662 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2663 (vect_create_addr_base_for_vector_ref): Likewise.
2664 (vect_analyze_pointer_ref_access): Likewise.
2666 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2669 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2670 phi flag if the phi is abnormal.
2672 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2675 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2676 information for the new statement.
2678 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2681 * gcc.c (main): Include the target in -v output.
2683 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2685 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2686 Do not drop the extend if we'd have to add a paradoxical subreg
2687 later. Include optabs.h and insn-codes.h.
2688 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2690 2005-02-02 Roger Sayle <roger@eyesopen.com>
2693 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2694 * fold-const.c (const_binop): Avoid constant folding floating
2695 point operations in modes that use composite representations.
2696 * simplify-rtx.c (simplify_binary_operation): Likewise.
2698 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2700 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2702 (altivec_dstt): Likewise.
2703 (altivec_dstst): Likewise.
2704 (altivec_dststt): Likewise.
2705 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2708 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2710 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2711 EXPR_LOCUS from orig_cond to the new cond_stmt.
2712 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2715 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2717 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2718 standard_iv_increment_position. Remove call to bsi_next
2719 (no need to bump the iterator anymore).
2720 (vect_create_index_for_vector_ref): Call
2721 standard_iv_increment_position. Remove second function argument.
2722 (vect_finish_stmt_generation): Remove call to bsi_next
2723 (no need to bump the iterator anymore).
2724 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2725 to vect_create_index_for_vector_ref.
2727 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2729 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2730 phis are used out of the loop.
2732 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2735 * c-decl.c (undef_nested_function): New variable.
2736 (pop_scope): Diagnose undefined nested functions.
2737 (finish_function): Don't attempt cgraph processing or genericizing
2738 if current top-level function contained an undefined nested
2739 function. Reset undef_nested_function at the end of a top-level
2742 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2744 * tree.c (build_int_cst_type): Take sign of the value into account
2745 when deciding whether sign extend the value.
2747 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2750 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2751 (cpp_options, cc1_options): Change %{std*&ansi} to
2752 %{std*&ansi&trigraphs}.
2754 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2756 * cse.c: Update comments.
2758 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2760 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2761 arguments go on the stack. Do not put complex doubles in odd/even
2764 2005-02-02 Steven Bosscher <stevenb@suse.de>
2766 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2767 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2768 -ftree-pre, and -fthread-jumps.
2770 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2772 PR tree-optimization/19578
2773 * tree-flow.h (modified_noreturn_calls): Declare.
2774 (noreturn_call_p): Declare.
2775 * tree-flow-inline.h (noreturn_call_p): New function.
2776 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2777 * tree-cfg.c (modified_noreturn_calls): New variable.
2778 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2779 that contain a mid-block noreturn call.
2780 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2782 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2784 * df.c (df_def_record_1, df_uses_record): Don't use
2786 * df.h (DF_FOR_REGALLOC): Remove.
2788 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2791 * c-typeck.c (really_start_incremental_init): Reset
2792 constructor_max_index for arrays of incomplete type.
2794 2005-02-02 Jeff Law <law@redhat.com>
2796 * gcse.c (struct reg_set): Store the block index where the register
2797 was set rather than the setting insn.
2798 (record_one_set, compute_transp): Corresponding changes.
2799 (pre_insert_copy_insn): Do not call replace_one_set.
2800 (replace_one_set): Remove.
2802 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2805 * doc/gcov.texi: Fix typo.
2807 2005-02-01 Richard Henderson <rth@redhat.com
2810 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2811 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2813 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2814 * config/i386/i386-protos.h: Update.
2816 2005-02-01 Steven Bosscher <stevenb@suse.de>
2818 PR tree-optimization/19217
2819 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2820 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2821 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2822 that it is walking a PHI node.
2824 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2826 * doc/extend.texi (Nested Functions): Update.
2828 2005-02-01 Richard Henderson <rth@redhat.com>
2831 * optabs.c (expand_copysign_absneg): Export.
2832 * optabs.h (expand_copysign_absneg): Declare.
2833 * config/rs6000/rs6000.md (copysigntf3): New.
2835 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2837 PR tree-optimization/19633
2838 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2839 * tree-ssa-alias.c (init_alias_info): Initialize.
2840 (merge_pointed_to_info): Set.
2841 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2842 (dump_points_to_info_for): Show value of pt_null.
2843 (struct count_ptr_d): Declare.
2844 (find_ptr_dereference): Remove.
2845 (ptr_is_dereferenced_by): Remove.
2846 (count_ptr_derefs): New local function.
2847 (count_uses_and_derefs): New local function.
2848 (compute_points_to_and_addr_escape): Call it. If the number
2849 of dereferences is greater than zero, mark the pointer as
2850 dereferenced. If there are fewer dereferences than uses of
2851 the pointer, the pointer's value escapes.
2853 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2855 PR tree-optimization/19670
2856 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2858 (verify_use): ... set it here, instead.
2860 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2862 * doc/sourcebuild.texi (Test directives): Fix formatting.
2864 * doc/sourcebuild.texi (Test directives): Describe selector
2867 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2869 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2870 specific 64-bit CPUs.
2872 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2875 * arm.c (arm_eliminable_register): New function.
2876 (adjacent_mem_locations): Don't allow eliminable registers. Use
2877 HOST_WIDE_INT for address offsets.
2878 * arm-protos.h (arm_eliminable_register): Add prototype.
2880 2005-02-01 Steven Bosscher <stevenb@suse.de>
2882 PR optimization/15242
2883 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2884 * basic-block.h (duplicate_computed_gotos): Add prototype.
2885 * bb-reorder.c (duplicate_computed_gotos): New function to
2886 duplicate sufficiently small blocks ending in a computed jump.
2887 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2888 if not optimizing for size.
2889 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2890 never do tail merging for blocks ending in a computed jump.
2891 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2893 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2895 Patch from Richard Sandiford <rsandifo@redhat.com>
2896 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2897 from inheriting a subreg equivalence with a non-spill register.
2899 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2901 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2903 * config/frv/frv.c (movcc_fp_destination_operand): New.
2904 (gpr_or_memory_operand): Fix typo in comment.
2905 (gpr_or_memory_operand_with_scratch): New.
2906 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2907 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2908 movcc_fp_destination_operand.
2909 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2910 Legitimize memory addresses using a scratch register.
2912 2005-01-31 Jeff Law <law@redhat.com>
2914 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2915 bitmap a sparse bitmap instead of a simple bitmap.
2916 (mark_def_sites_initialize_block): Corresponding changes.
2917 (ssa_mark_def_sites_initialize_block): Likewise.
2918 (ssa_mark_phi_uses): Likewise.
2919 (mark_def_site, ssa_mark_def_sites): Likewise.
2920 (mark_def_site_blocks): Likewise.
2921 (rewrite_ssa_into_ssa): Likewise.
2923 * tree-ssa-dom.c (record_cond): Pass correct variable type
2924 for last argument to htab_find_slot_with_hash.
2926 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2927 effects when optimizing 0 % X. Do not try to optimize X % 0.
2929 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2931 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2934 2005-02-01 Eric Christopher <echristo@redhat.com>
2936 * config/mips/mips.c (override_options): Warn if -mint64
2938 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2941 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2943 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2945 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2946 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2947 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2948 (cached_regno): Initialize to INVALID_REGNUM.
2949 (cse_reg_info_table_size,
2950 cse_reg_info_table_first_uninitialized,
2951 cse_reg_info_timestamp): New.
2952 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2954 (init_cse_reg_info, get_cse_reg_info_1): New.
2955 (get_cse_reg_info): Cache the last look-up.
2956 (new_basic_block): Update the code to clear mappings from
2957 registers to cse_reg_info entries.
2958 (cse_main): Call init_cse_reg_info.
2960 * cse.c (get_cse_reg_info): Update a comment.
2962 2005-01-31 Steven Bosscher <stevenb@suse.de>
2965 * c-decl.c (start_decl): Do not warn about arrays of elements with
2966 an incomplete type here.
2967 (grokdeclarator): Do it here by making a pedwarn an error.
2968 * c-typeck.c (push_init_level): If there were previous errors with
2969 the constructor type, do not warn about braces for initializers.
2970 (process_init_element): Likewise for excess initializer elements.
2972 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2974 * cse.c (delete_trivially_dead_insn): Don't iterate.
2976 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2978 * config/rs6000/rs6000.md (copysignsf3): New expand.
2979 (copysigndf3): Likewise.
2981 2005-01-31 Steven Bosscher <stevenb@suse.de>
2983 * recog.c (constrain_operands): Only look for earlyclobber operand
2984 conflicts if an '&' constraint was seen.
2986 2005-01-31 Marc Espie <espie@openbsd.org>
2988 * config.gcc: Don't include embedded systems fragment, switches default
2989 debugging format to ELF.
2990 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2991 longer pick it up there.
2993 2005-01-31 Dale Johannesen <dalej@apple.com>
2995 * doc/extend.texi (nested functions): Fix linkage description.
2996 Clarify that static is not allowed.
2998 2005-01-31 Dale Johannesen <dalej@apple.com>
3000 * config/rs6000/darwin.md (movsf_low_di): Make work.
3001 (movdf_low_di): Make work.
3003 2005-01-31 Dale Johannesen <dalej@apple.com>
3005 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3006 Make work for 64 bit.
3008 2005-01-31 Roger Sayle <roger@eyesopen.com>
3009 Dale Johannesen <dalej@apple.com>
3012 * fold-const.c (fold_binary_op_with_conditional_arg):
3013 Make types match original operands, before STRIP_NOPS.
3015 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3017 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3018 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3019 (struct gcc_sigcontext): Delete. Merge contents to..
3020 (struct gcc_ucontext): ..here.
3021 (get_sigcontext): Delete.
3022 (get_regs): New function, like get_sigcontext but return regs ptr.
3023 64-bit version finds regs from r1 to support vdso.
3024 (ppc_linux_aux_vector): New function.
3025 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3028 2005-01-31 Ira Rosen <irar@il.ibm.com>
3030 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3032 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3033 redundant fold. Fix misalignment for MINUS_EXPR.
3034 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3035 (vect_analyze_pointer_ref_access): Likewise.
3036 (vect_get_memtag_and_dr): Likewise.
3038 2005-01-31 Richard Henderson <rth@redhat.com>
3040 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3041 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3042 absnegdf2_i387, absnegxf2_i387): Likewise.
3044 2005-01-31 Richard Henderson <rth@redhat.com>
3047 * optabs.c (expand_copysign_absneg): New.
3048 (expand_copysign_bit): Split out from ...
3049 (expand_copysign): ... here. Use expand_copysign_absneg.
3051 2005-01-30 Roger Sayle <roger@eyesopen.com>
3054 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3055 constant as the second operand and a register as the third.
3057 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3060 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3061 that dllimport'd functions do not use all call-clobbered registers
3064 2005-01-30 Richard Henderson <rth@redhat.com>
3067 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3068 expand_abs_nojump and generalize. Use operand_subword and
3069 emit_no_conflict_block. Support large modes.
3070 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3072 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3073 negation to subtraction.
3074 (expand_copysign): Check that the format has signed zeros.
3075 Use operand_subword and emit_no_conflict_block. Support large modes.
3077 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3079 Fix PR tree-optimization/19624
3081 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3082 * tree-ssa-pre.c: Add cfgloop.h.
3084 (pre_stats): New member, constified.
3085 (inserted_exprs): New static variable.
3086 (NECESSARY): New macro.
3087 (create_expression_by_pieces): Fold the expression, and
3088 mark it as defaulting to not necessary. Also put in
3090 (fully_constant_expression): New function.
3091 (insert_into_preds_of_block): Modify to not insert phis when we
3092 are playing with induction variables.
3093 Push phis onto the inserted_exprs vector, and mark them as not
3094 necessary by default.
3095 (insert_aux): Call fully_constant_expression on eprime.
3096 If all edges produce the same value, mark it constant.
3097 (mark_operand_necessary): New function.
3098 (remove_dead_inserted_code): New function.
3099 (init_pre): Init loop optimizer to get loop info.
3100 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3101 (execute_pre): Commit edge inserts, then remove dead code.
3103 2005-01-30 Richard Henderson <rth@redhat.com>
3105 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3106 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3108 2005-01-30 Richard Henderson <rth@redhat.com>
3111 * config/i386/i386.c (ix86_expand_copysign): New.
3112 (ix86_split_copysign_const): New.
3113 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3114 rearrange op1/nmask operands.
3115 * config/i386/i386-protos.h: Update.
3116 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3117 (copysigndf3): Likewise.
3118 (copysignsf3_const, copysigndf3_const): New.
3119 (copysignsf3_var): Rename from copysignsf3, split out splitter
3120 and fix split predicate for X constraint.
3121 (copysigndf3_var): Similarly.
3123 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3125 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3126 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3127 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3129 2005-01-29 Richard Henderson <rth@redhat.com>
3132 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3133 of # and * in constraints.
3135 2005-01-29 Richard Henderson <rth@redhat.com>
3138 * expr.c (store_field): Don't strip sub-mode cast when the input
3139 data is even smaller.
3141 2005-01-29 Richard Henderson <rth@redhat.com>
3144 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3147 2005-01-29 Richard Henderson <rth@redhat.com>
3149 * combine.c (make_field_assignment): Fix argument order
3152 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3154 PR tree-optimization/15791
3155 * fold-const.c (extract_array_ref): New function.
3156 (fold): Fold comparisons between &a[i] and &a[j] or
3157 semantically equivalent trees.
3159 2005-01-29 Jeff Law <law@redhat.com>
3161 * gcse.c (insert_expr_in_table): Revamp handling of available
3162 and anticipatable occurrence lists to avoid unnecessary list
3164 (insert_set_in_table): Similarly.
3166 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3168 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3170 (c_build_qualified_type): Build qualified array types with
3171 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3172 * c-decl.c (c_make_fname_decl): Build unqualified array type
3173 before qualified type.
3174 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3175 type is qualified, not just if type itself is. Don't apply
3176 qualifiers to array type when declarator is processed. Apply
3177 qualifiers to field type whether or not it is an array type.
3178 Don't handle array types specially for applying qualifiers to
3180 * c-typeck.c (composite_type): Build unqualified element type and
3181 array type when forming composite of array types.
3182 (common_pointer_type, comptypes, comp_target_types,
3183 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3184 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3186 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3187 (args2) in variables a1 and a2.
3189 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3191 * cse.c (n_elements_made, max_elements_made): Remove.
3192 (insert): Don't touch n_elements_made.
3193 (cse_main): Don't touch n_elements_made or max_elements_made.
3195 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3198 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3199 configuration part of dp-bit.c to be lost.
3201 2005-01-28 Roger Sayle <roger@eyesopen.com>
3203 * expmed.c (expand_mult_highpart_optab): When attempting to use
3204 a non-widening multiplication in a wider mode, the operands need
3205 to be converted (zero or sign extended) to that mode.
3207 2005-01-28 Ian Lance Taylor <ian@airs.com>
3211 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3212 through if both operands fall through.
3214 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3216 * cse.c (fold_rtx) <PC>: Don't optimize.
3218 2005-01-28 Jeff Law <law@redhat.com>
3220 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3221 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3223 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3225 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3226 cse_reg_info_used_list_end): Remove.
3227 (cse_reg_info_list, cse_reg_info_list_free): New.
3228 (get_cse_reg_info): When allocating an instance of
3229 cse_reg_info, add it to the beginning of the cse_reg_info_list
3230 list. Remove code to maintain cse_reg_info_used_list.
3231 (new_basic_block): Reset the free list to the beginning of
3234 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3236 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3237 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3238 (frv_expand_mdpackh_builtin): New function.
3239 (frv_expand_builtin): Use it to expand __MDPACKH.
3240 * doc/extend.texi (__MDPACKH): Update documentation.
3242 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3244 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3245 SSE_FLOAT_MODE_P for use_sse computation.
3247 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3250 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3252 2005-01-27 Richard Henderson <rth@redhat.com>
3254 * builtins.c (expand_builtin_copysign): New.
3255 (expand_builtin): Call it.
3256 * genopinit.c (optabs): Add copysign_optab.
3257 * optabs.c (init_optabs): Initialize it.
3258 (expand_copysign): New.
3259 * optabs.h (OTI_copysign, copysign_optab): New.
3260 (expand_copysign): Declare.
3262 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3263 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3265 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3266 (ix86_expand_fp_absneg_operator): ... here.
3267 (ix86_split_copysign): New.
3268 * config/i386/i386-protos.h: Update.
3269 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3270 (copysignsf3, copysigndf3): New.
3272 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3273 (copysignsf3, ncopysignsf3): New.
3274 (copysigndf3, ncopysigndf3): New.
3275 (copysignxf3, ncopysignxf3): New.
3276 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3278 2005-01-27 Arend Bayer <arend.bayer@web.de>
3279 Kazu Hirata <kazu@cs.umass.edu>
3281 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3282 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3283 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3286 2005-01-27 Jeff Law <law@redhat.com>
3288 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3289 definitions of SSA_NAMEs which are not being rewritten.
3290 (rewrite_ssa_into_ssa): Only initialize the current definition
3291 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3292 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3293 SSA_NAMEs before returning.
3295 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3297 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3298 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3299 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3300 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3301 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3303 2005-01-27 Steven Bosscher <stevenb@suse.de>
3306 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3307 higher to -O2 and higher. Likewise for tree PRE.
3308 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3311 2005-01-27 Ian Lance Taylor <ian@airs.com>
3314 * gimple-low.c (try_catch_may_fallthru): New static function.
3315 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3316 * tree-inline.c (expand_call_inline): Don't warn about reaching
3317 the end of a non-void function being inlined if the function uses
3320 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3322 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3325 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3326 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3327 (implicitly_declare): Handle error_mark_node.
3329 2005-01-27 Richard Henderson <rth@redhat.com>
3332 * tree.h (struct tree_decl): Add debug_expr_is_from.
3333 (DECL_DEBUG_EXPR_IS_FROM): New.
3334 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3335 * dwarf2out.c (dwarf2out_var_location): Update to match.
3336 * tree-outof-ssa.c (create_temp): Likewise.
3337 * var-tracking.c (track_expr_p): Likewise.
3338 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3339 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3340 * toplev.c (default_tree_printer): Likewise.
3342 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3344 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3345 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3347 2005-01-27 Steven Bosscher <stevenb@suse.de>
3349 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3350 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3351 ASM_CLOBBERS): Add tree checks.
3353 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3354 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3355 * c-common.def (SWITCH_STMT): Update to match.
3356 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3357 macros instead of SWITCH_EXPR ones.
3358 * c-dump.c (c_dump_tree): Likewise.
3359 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3360 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3362 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3364 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3366 * unwind-dw2.c (execute_stack_op): Add missing cases for
3367 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3369 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3371 * config.gcc (Obsolete configurations): Remove 'dummy', add
3372 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3375 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3377 PR tree-optimization/19633
3378 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3380 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3381 are no call-clobbered variables.
3382 * tree-outof-ssa.c (check_replaceable): Return false for calls
3385 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3387 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3388 even for variables with NULL DECL_INITIAL.
3390 2005-01-26 Stuart Hastings <stuart@apple.com>
3392 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3394 2005-01-26 Richard Henderson <rth@redhat.com>
3397 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3399 * expr.c (store_field): Strip conversions to odd-bit-sized types
3400 if the destination field width matches.
3402 2005-01-26 Richard Henderson <rth@redhat.com>
3404 * c-decl.c, expmed.c, expr.c: Revert last change.
3406 2005-01-26 Richard Henderson <rth@redhat.com>
3409 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3411 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3412 if we don't need the bits above those present in the current mode.
3413 * expr.c (store_field): Strip conversions to odd-bit-sized types
3414 if the destination field width matches.
3416 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3418 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3419 either -ffast-math or -funsafe-math-optimizations is in use.
3421 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3425 * config/avr/avr.c (notice_update_cc): Only set condition code for
3426 ashrqi3 if shift count > 0.
3427 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3428 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3429 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3430 count <= 0 as a no-op, and shift count >= width by copying zero
3431 or sign bit to all bits of the result.
3432 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3433 count, with attribute "length" set to 0 and "cc" set to "none".
3435 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3437 * doc/invoke.texi: Document -mTLS.
3439 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3440 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3441 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3442 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3443 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3444 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3445 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3446 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3448 * configure.ac: Check for a TLS capable gas.
3450 * configure: Regenerate.
3452 2005-01-26 Richard Henderson <rth@redhat.com>
3455 * combine.c (make_field_assignment): Simplify store to zero_extract
3456 from a source with an overlapping mask.
3458 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3460 2004-11-11 Eric Christopher <echristo@redhat.com>
3462 * config/frv/frv.md: Add fr400_integer automaton. Don't
3463 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3466 2005-01-26 Steven Bosscher <stevenb@suse.de>
3469 * cfgbuild.c (make_edges): Do not clear or set
3470 current_function_has_computed_jump.
3471 * function.h (struct function): Remove the has_computed_jump field.
3472 (current_function_has_computed_jump): Do not define.
3473 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3474 in a computed jump. Ignore current_function_has_computed_jump.
3476 2005-01-26 Richard Henderson <rth@redhat.com>
3479 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3480 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3482 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3483 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3484 objects into static storage if they have more than one non-zero value.
3485 * tree.h (categorize_ctor_elements): Update decl.
3487 2005-01-26 Steven Bosscher <stevenb@suse.de>
3490 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3491 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3492 to this function from 2004-07-10.
3493 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3494 the current function for tail call optimizations if the address
3495 of one of it its arguments is taken.
3497 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3499 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3501 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3503 * function.c (expand_function_end): If current_function_calls_alloca,
3504 emit stack restore in a place that is reached when the function falls
3507 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3509 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3510 rule to avoid matching inappropriate suffix rule.
3512 2005-01-26 Jan Hubicka <jh@suse.cz>
3514 PR tree-optimization/19241
3515 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3517 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3519 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3520 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3522 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3523 <sim*>: Always use crt1.o, regardless of N in simN.
3524 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3525 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3526 (CRT_CALL_STATIC_FUNCTION): Remove.
3527 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3528 use crt1.o, regardless of N in simN.
3529 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3530 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3531 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3532 case isystem setting.
3533 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3535 2005-01-25 Ian Lance Taylor <ian@airs.com>
3537 * gimple-low.c (block_may_fallthru): Correct handling of
3538 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3540 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3542 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3543 handlers to match indentation; nested under the mtune=* handler.
3544 Similar for mcpu= and march=.
3546 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3548 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3549 * config/mips/linux64.h (LIB_SPEC): Likewise.
3550 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3551 * config/sh/linux.h (LIB_SPEC): Likewise.
3553 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3555 * config/frv/frv.c (frv_legitimize_tls_address): New.
3556 (TARGET_HAVE_TLS): Define.
3557 (FRV_SYMBOL_REF_TLS_P): Define.
3558 (frv_override_options): Handle new register classes.
3559 (frv_legitimate_address_p): Reject tls addresses.
3560 (frv_legitimize_address): Handle TLS addresses.
3561 (gen_inlined_tls_plt): New.
3563 (frv_legitimize_tls_address): New.
3564 (unspec_got_name): Add TLS entries.
3565 (got12_operand): Add R_FRV_TLSMOFF12 case.
3566 (frv_emit_move): Fixup TLS addresses.
3567 (frv_emit_movsi): Legitimize TLS addresses.
3569 * config/frv/frv.h (MASK_BIG_TLS): New.
3570 (TARGET_BIG_TLS): New.
3571 (HAVE_AS_TLS): Define.
3572 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3573 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3574 (REG_CLASS_NAMES): Same.
3575 (REG_CLASS_CONTENTS): Same.
3576 (CONSTRAINT_LEN): New.
3577 (REG_CLASS_FROM_CONSTRAINT): New.
3578 (PREDICATE_CODES): Add symbolic_operand.
3580 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3581 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3582 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3583 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3584 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3585 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3586 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3587 GR9_REG, GR14_REG, LRREG.
3588 (type): Add load_or_call attribute.
3589 ("load_or_call"): New reservation.
3590 ("call_gettlsoff"): New.
3591 ("tls_indirect_call"): New.
3592 ("tls_load_gottlsoff12"): New.
3593 ("tlsoff_hilo"): New.
3594 ("tls_tlsdesc_ldd"): New.
3595 ("tls_tlsoff_ld"): New.
3598 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3600 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3602 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3603 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3604 * config/frv/frv.c (TLS_BIAS): Define.
3605 (frv_output_dwarf_dtprel): New.
3607 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3609 PR rtl-optimization/19579
3610 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3611 both A and B, see if they don't clobber registers the other expr uses.
3613 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3615 * real.c (do_add): Initialize signalling and canonical members.
3617 * real.c (real_from_integer): Zero out destination.
3619 2005-01-18 Jan Hubicka <jh@suse.cz>
3621 PR tree-optimize/19337
3622 * tree-inline.c (initialize_inlined_parameters): Copy
3623 saved_static_chain_decl only.
3625 2005-01-25 Richard Henderson <rth@redhat.com>
3629 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3630 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3631 80387 enabled, to return a proper subclass. Return the subset that
3632 overlaps with GENERAL_REGS for PLUS.
3633 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3635 2005-01-25 Richard Henderson <rth@redhat.com>
3638 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3640 2005-01-25 Roger Sayle <roger@eyesopen.com>
3642 * expmed.c (choose_multiplier): Change interface to return the
3643 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3644 (expand_divmod): Update calls to choose_multiplier.
3646 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3649 * expmed.c (extract_bit_field): Use adjust_address instead of
3650 gen_lowpart when op0 is a MEM.
3652 2005-01-24 Steven Bosscher <stevenb@suse.de>
3654 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3656 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3658 * config/mips/irix-csr.c: New file.
3659 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3660 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3661 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3664 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3667 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3668 sparc/elf.h, add sparc/sp-elf.h.
3669 (sparc-*-rtems*): Likewise.
3670 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3671 tm-dwarf2.h, add sparc/sp-elf.h.
3672 (sparc86x-*-elf): Likewise.
3673 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3674 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3675 TARGET_OS_CPP_BUILTINS.
3676 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3677 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3679 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3680 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3681 (SWITCH_TAKES_ARG): Likewise.
3682 (LOCAL_LABEL_PREFIX): Likewise.
3683 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3684 (TARGET_N_FORMAT_TYPES): Delete.
3685 (TARGET_FORMAT_TYPES): Likewise.
3686 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3687 * config/sparc/elf.h: Delete.
3688 * config/sparc/sp-elf.h: New file.
3690 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3692 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3693 * tree-flow.h: Remove the corresponding prototype.
3694 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3695 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3697 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3700 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3701 for AIX ABI or ELF -fPIC.
3702 (rs6000_emit_load_toc_table): Don't create toc_section here.
3703 (rs6000_xcoff_file_start): Nor here.
3705 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3707 * sh.c (ra.h): Don't #include.
3708 (hard_regs_intersect_p): New function, resurrected from ra.c.
3710 * sh.c: Fix 1996 Copyright.
3712 2005-01-24 Richard Henderson <rth@redhat.com>
3713 Aldy Hernandez <aldyh@redhat.com>
3715 * regrename.c (note_sets): Handle subregs.
3717 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3720 * genconditions.c (write_header, write_conditions): Elide file if
3723 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3725 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3726 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3729 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3731 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3732 expand_builtin_printf, expand_builtin_fprintf,
3733 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3734 checking against POINTER_TYPE.
3735 (validate_arglist): Handle POINTER_TYPE code by checking
3738 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3740 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3742 (for_each_rtx): Call for_each_rtx_1.
3743 * rtl.h (init_rtlanal): Declare.
3744 * toplev.c (backend_init): Call init_rtlanal.
3746 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3748 * flow.c (propagate_one_insn): Formatting.
3751 * flow.c (libcall_dead_p): Be more conservative if unsure.
3752 If there are any instructions between insn and call, see if they are
3753 all dead before saying the libcall is dead.
3755 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3757 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3758 operand constraint for operand 0.
3760 2005-01-23 Richard Henderson <rth@redhat.com>
3763 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3764 edges leading to join block.
3766 2005-01-23 Roger Sayle <roger@eyesopen.com>
3768 * expmed.c (expand_mult_highpart): Make static. Change type of
3769 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3770 (expand_divmod): Updates calls to expand_mult_highpart by using
3771 gen_int_mode to pass a CONST_INT rtx.
3772 * rtl.h (expand_mult_highpart): Remove prototype.
3774 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3776 * flow.c (regset_bytes, regset_size): Remove.
3778 * cfganal.c: Fix a reference to Harvey's paper.
3780 2005-01-23 Steven Bosscher <stevenb@suse.de>
3782 PR rtl-optimization/19464
3783 * tree-optimize.c (init_tree_optimization_passes): Add one more
3784 copyrename pass just before out-of-ssa.
3786 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3789 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3790 * ggc-none.c (ggc_free): Define.
3792 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3794 * cse.c (max_reg, max_insn_uid): Remove.
3795 (cse_main): Don't access max_reg or max_insn_uid.
3797 * c-common.c (explicit_flag_signed_bitfields,
3798 lang_statement_code_p, lang_expand_function_end): Remove.
3799 * c-common.h: Remove the corresponding declarations.
3800 * c-opts.c (c_common_handle_option): Remove all write access
3801 to explicit_flag_signed_bitfields.
3803 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3804 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3805 * cgraph.h: Remove the corresponding declaration.
3807 * gcse.c (null_pointer_info): Remove.
3809 2005-01-23 Roger Sayle <roger@eyesopen.com>
3810 Eric Botcazou <ebotcazou@libertysurf.fr>
3812 * combine.c (simplify_logical): Only simplify logical expressions
3813 of the form ior(and(x,y),z) by the inverse distributive law if the
3814 result is cheaper than the original.
3816 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3818 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3819 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3820 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3821 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3822 config/freebsd-spec.h, config/arm/arm.h,
3823 config/h8300/h8300.md, config/i386/i386.md,
3824 config/i386/predicates.md, config/i386/sse.md,
3825 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3826 config/vax/vax.md: Fix comment typos. Follow spelling
3829 2005-01-23 Steven Bosscher <stevenb@suse.de>
3831 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3832 tests, instead of `less than'.
3834 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3836 * function.c (assign_parm_setup_block): When creating a new stack slot
3837 for a parameter, get its alignment from the parameter's DECL_ALIGN
3838 rather than the type's TYPE_ALIGN. Make sure that the parameter
3839 is at least word aligned.
3841 2005-01-22 Roger Sayle <roger@eyesopen.com>
3844 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3846 2005-01-22 Richard Henderson <rth@redhat.com>
3849 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3850 in both compare operands.
3851 (movdfcc_1_sse_max): Likewise.
3852 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3853 (movdfcc_1_sse): Likewise.
3854 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3855 scratch register as needed.
3857 2005-01-22 Richard Henderson <rth@redhat.com>
3859 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3861 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3863 2005-01-22 Richard Henderson <rth@redhat.com>
3865 * genopinit.c (optabs): Use smin/smax for floating point too.
3866 * doc/md.texi: Update to match. Clarify that floating point
3867 results are undefined for +0/-0 and NaN.
3868 * doc/rtl.texi: Likewise.
3869 * rtl.def (SMIN, SMAX): Likewise
3870 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3872 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3873 leading 's' to the name.
3874 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3875 smaxxf3, sminxf3): Likewise.
3876 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3879 2005-01-22 Paul Brook <paul@codesourcery.com>
3881 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3883 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3885 * config/s390/s390.c (struct processor_costs): New fields
3886 dlgr, dlr, dr, dsgfr, dsgr.
3887 (z900_cost, z990_cost): Values for new fields.
3888 (s390_rtx_costs): New cases MEM und COMPARE in switch
3889 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3890 DIV, MOD, UDIV, UMOD.
3892 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3894 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3895 into the register being decremented.
3896 ("doloop_si31", "doloop_di"): Likewise.
3897 ("*doloop_si_long"): Adapt pattern.
3899 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3901 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3903 (CLASS_MAX_NREGS): Likewise.
3905 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3907 * doc/tree-ssa.texi (Statement Operands): Add example for new
3908 must-def macro. Note deprecation of old operands interface.
3910 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3912 PR tree-optimization/19484
3913 * tree-cfg.c (remove_fallthru_edge): New function.
3914 (cleanup_control_flow): Remove fallthru edges from calls that are
3915 now known not to return.
3917 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3919 Fix PR tree-optimization/19038
3920 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3921 copies with loop variant ones.
3923 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3925 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3926 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3927 config/alpha/alpha.md, config/alpha/predicates.md,
3928 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3929 config/sparc/sol2.h: Update copyright.
3931 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3932 first label to see if it is a nonlocal label.
3934 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3935 Andrew Pinski <pinskia@physics.uc.edu>
3938 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3939 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3941 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3943 * config/rs6000/rtems.h: Update copyright.
3945 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3948 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3949 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3950 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3952 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3955 * c-typeck.c (convert_arguments): Check for error_mark_node.
3957 2005-01-21 Ian Lance Taylor <ian@airs.com>
3959 PR tree-optimization/13000
3960 * tree-inline.c: Include "tree-flow.h".
3961 (expand_call_inline): If warn_return_type, warn if non-void inline
3962 function falls through.
3963 * tree-cfg.c (execute_warn_function_return): Don't warn about
3964 control reaching end if TREE_NO_WARNING is set. Set
3966 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3968 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3969 branch if we don't need one.
3970 * c-typeck.c: Include "tree-flow.h"
3971 (c_finish_bc_stmt): Don't add a goto if the current statement
3972 list doesn't fall through to the current point.
3974 2005-01-21 Roger Sayle <roger@eyesopen.com>
3976 PR rtl-optimization/576
3977 * real.c (real_arithmetic): Change return type from void to bool
3978 to return an indication that the result may be inexact.
3979 * real.h (real_arithmeric): Update prototype.
3980 * fold-const.c (const_binop): Don't constant fold floating
3981 point expressions when the user specifies -frounding-math and
3982 the result may depend upon the run-time rounding mode.
3983 (fold_convert_const_real_from_real): Clean-up.
3984 (fold_initializer): Ignore flag_rounding_math for initializers.
3985 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3986 constant fold FP operations with flag_rounding_math if the
3987 result may depend upon the run-time rounding mode.
3989 2005-01-21 Tom Tromey <tromey@redhat.com>
3991 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3993 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3995 * tree-cfg.c: Fix comment typos.
3997 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3999 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4000 around the call to rest_of_handle_branch_target_load_optimize.
4002 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4004 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4005 (sparc64-*-openbsd*): Likewise.
4006 (sparclite-*-elf*): Include tm-dwarf2.h.
4007 (sparc86x-*-elf*): Likewise.
4008 (sparc64-*-elf*): Likewise.
4009 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4010 (DBX_DEBUGGING_INFO): Likewise.
4011 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4012 (PREFERRED_DEBUGGING_TYPE): Likewise.
4013 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4014 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4015 (PREFERRED_DEBUGGING_TYPE): Likewise.
4016 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4017 (PREFERRED_DEBUGGING_TYPE): Likewise.
4018 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4020 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4023 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4025 2005-01-20 Paul Brook <paul@codesourcery.com>
4027 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4029 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4031 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4032 label is first in a sequence of labels.
4034 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4036 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4037 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4039 * doc/sourcebuild.texi (Test Directives): New.
4041 2005-01-20 Roger Sayle <roger@eyesopen.com>
4043 * real.c (real_floor): Don't leave the result uninitialized when
4044 mode is VOIDMode, but return the unrounded intermediate value.
4045 (real_ceil): Likewise.
4047 2005-01-20 Paul Brook <paul@codesourcery.com>
4049 * config/arm/arm.md (insv): Use gen_int_mode.
4051 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4053 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4054 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4055 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4056 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4057 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4059 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4062 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4063 fbreg, so we have to assume we can't.
4064 (loc_descriptor_from_tree_1): Ditto.
4065 (containing_function_has_frame_base): New function.
4066 (add_location_or_const_value_attribute): Use it.
4067 Also try to generate a frame_base from a single element location
4070 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4072 PR tree-optimization/15349
4073 * timevar.def (TV_TREE_MERGE_PHI): New.
4074 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4076 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4077 calls to tree_forwarder_block_p.
4078 (remove_forwarder_block_with_phi, merge_phi_nodes,
4079 gate_merge_phi, pass_merge_phi): New.
4080 * tree-optimize.c (init_tree_optimization_passes): Add
4082 * tree-pass.h: Add an extern for pass_merge_phi;
4084 2005-01-20 Richard Henderson <rth@redhat.com>
4087 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4088 (_mm_castps_pd, _mm_castps_si128): New.
4089 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4091 2005-01-20 Richard Henderson <rth@redhat.com>
4094 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4095 __builtin_ia32_vec_init_v2si.
4096 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4097 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4098 (ix86_init_mmx_sse_builtins): Create it.
4099 (ix86_expand_builtin): Expand it.
4100 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4101 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4102 (vec_extractv2si_0, vec_extractv2si_1): New.
4104 2005-01-20 Richard Henderson <rth@redhat.com>
4107 * config/i386/i386.c (ix86_expand_push): New.
4108 * config/i386/mmx.md (push<MMXMODE>1): New.
4109 * config/i386/sse.md (push<SSEMODE>1): New.
4110 * config/i386/i386-protos.h: Update.
4112 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4114 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4117 2005-01-20 Richard Henderson <rth@redhat.com>
4119 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4120 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4122 2005-01-19 Richard Henderson <rth@redhat.com>
4125 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4126 to V4SFmode in SSE1 fallback load path.
4128 2005-01-19 Richard Henderson <rth@redhat.com>
4130 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4131 in QImode expansion to ix86_expand_vector_set.
4132 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4134 2005-01-19 Richard Henderson <rth@redhat.com>
4137 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4138 subclass of the input class.
4139 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4140 Always true for cross-SSE1 classes. Rationalize conditionals.
4141 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4142 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4143 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4144 (movdi_2): Add MMX/SSE zeros.
4145 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4146 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4147 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4148 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4149 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4150 (zero_extendsidi2_rex64_1): Remove.
4151 (MOV0 peephole): Check GENERAL_REG_P.
4153 2005-01-19 Richard Henderson <rth@redhat.com>
4156 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4158 (ix86_expand_vector_extract): Likewise.
4160 2005-01-19 Richard Henderson <rth@redhat.com>
4163 * expr.c (emit_move_change_mode): New argument force; use
4164 simplify_gen_subreg if true.
4165 (emit_move_via_alt_mode): Merge into ...
4166 (emit_move_via_integer): ... here.
4167 (emit_move_ccmode): Use emit_move_change_mode directly.
4169 2005-01-19 Richard Henderson <rth@redhat.com>
4172 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4173 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4174 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4176 (alpha_emit_set_const): Likewise. Make static.
4177 (alpha_emit_set_long_const): Make static.
4178 (alpha_extract_integer): Split out from alpha_expand_mov.
4179 (alpha_split_const_mov): Likewise.
4180 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4181 (alpha_legitimate_constant_p): New.
4182 * config/alpha/alpha-protos.h: Update.
4183 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4184 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4185 * config/alpha/alpha.md (movsi): Add n alternative.
4186 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4187 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4188 (splitters for all of the above): Use alpha_split_const_mov.
4189 * config/alpha/predicates.md (non_add_const_operand): New.
4190 (non_zero_const_operand): New.
4191 (input_operand): Use alpha_legitimate_constant_p after reload.
4193 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4195 PR tree-optimization/19038
4196 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4197 (add_candidate): Add ivs with increment in latch only if
4198 allow_ip_end_pos_p is true.
4199 (determine_iv_cost): Use empty_block_p.
4201 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4203 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4204 (compute_dominance_frontiers): Ditto.
4206 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4209 * config/sh/t-rtems: New.
4210 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4212 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4214 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4215 the offset of the selected field.
4217 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4219 * tree-cfg.c (remove_forwarder_block): Fix the check to
4220 prevent a nonlocal label from appearing in the middle of a
4223 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4225 PR rtl-optimization/19462
4226 * reorg.c (find_end_label): Create return insn only if
4227 current_function_epilogue_delay_list is empty.
4229 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4231 * doc/passes.texi: Remove paragraph mentioning new-ra.
4233 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4235 PR rtl-optimization/15139
4236 * combine.c: Include params.h.
4237 (count_rtxs): New function.
4238 (record_value_for_reg): If replace_rtx would replace at least
4239 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4240 (clobber (const_int 0)) instead of TEM.
4241 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4242 * params.h (MAX_LAST_VALUE_RTL): New.
4243 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4244 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4247 * c-typeck.c (digest_init): Only call build_vector if all constructor
4248 elements are *_CST nodes.
4249 * gimplify.c (gimplify_init_constructor): Likewise.
4252 * c-typeck.c (digest_init): Only call build_vector if inside_init
4255 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4257 * toplev.c (init_asm_output): Remove dead #ifdef.
4259 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4261 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4263 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4265 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4266 accessing DECL_FUNCTION_CODE.
4267 * dojump.c (do_jump): Likewise.
4268 * gimplify.c (gimplify_call_expr): Likewise.
4269 * predict.c (expr_expected_value): Likewise.
4270 (strip_builtin_expect): Likewise.
4271 * tree-inline.c (estimate_num_insns_1): Likewise.
4272 * tree-ssa-loop-im.c (stmt_cost): Likewise
4273 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4274 (tree_expr_nonnegative_p): Likewise.
4276 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4278 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4279 variant of the load_pcrel_sym pattern.
4280 * config/sparc/sparc.md (P macro): Move to the top.
4281 (load_pcrel_sym): Macroize using P.
4282 (save_register_window): Likewise.
4284 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4286 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4289 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4292 * c-typeck.c (build_asm_expr): Strip nops off
4293 input memory operands.
4295 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4297 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4298 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4299 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4300 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4302 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4305 * config/i386/i386.c (override_options): If the 80387 is disabled,
4306 then do not return FP values using FP registers.
4308 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4310 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4311 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4312 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4313 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4314 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4315 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4316 output.h, postreload-gcse.c, postreload.c, recog.c,
4317 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4318 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4319 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4320 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4321 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4322 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4323 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4324 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4326 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4327 config/alpha/alpha.c, config/arm/vfp.md,
4328 config/i386/emmintrin.h, config/i386/i386-modes.def,
4329 config/i386/i386-protos.h, config/i386/i386.h,
4330 config/i386/pmmintrin.h, config/i386/ppro.md,
4331 config/i386/predicates.md, config/i386/xmmintrin.h,
4332 config/i860/i860.c, config/ia64/ia64-modes.def,
4333 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4334 config/ia64/ia64.md, config/ia64/itanium1.md,
4335 config/ia64/itanium2.md, config/ia64/predicates.md,
4336 config/iq2000/iq2000.h, config/mips/linux64.h,
4337 config/rs6000/aix41.h, config/rs6000/aix43.h,
4338 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4339 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4340 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4341 config/sparc/linux64.h, config/sparc/litecoff.h,
4342 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4343 config/sparc/sparc.h, config/sparc/sparc.md,
4344 config/sparc/sysv4-only.h: Update copyright.
4346 2005-01-18 Richard Henderson <rth@redhat.com>
4349 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4351 2005-01-18 Marc Espie <espie@openbsd.org>
4352 * config/i386/openbsdelf.h: Typo.
4354 2005-01-18 Richard Henderson <rth@redhat.com>
4356 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4357 special case for sse.
4358 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4360 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4362 * tree-inline.c (estimate_num_insns_1): Added cases for
4363 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4365 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4367 PR rtl-optimization/19296
4368 * combine.c (simplify_comparison): Rewrite the condition under
4369 which a non-paradoxical SUBREG of a PLUS can be lifted when
4370 compared against a constant.
4372 2005-01-18 Andi Kleen <ak@muc.de>
4374 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4375 * c.opt (-Wpointer-sign): Add.
4376 * doc/invoke.texi: (-Wpointer-sign): Add.
4378 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4380 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4381 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4382 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4383 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4384 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4385 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4386 for TARGET_MIX_SSE_I387.
4387 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4388 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4389 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4390 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4391 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4392 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4393 TARGET_MIX_SSE_I387.
4394 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4397 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4400 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4401 Add movaps alternative for xmm reg->reg move.
4403 2005-01-17 Jeff Law <law@redhat.com>
4405 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4406 at the end of the main DOM loop rather than just before DOM exits.
4408 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4410 PR tree-optimization/19121
4411 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4412 adding aliases to a name tag, also add them to the pointer's
4414 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4415 sensitive alias info at all. Only check that the two pointers
4416 have compatible pointed-to sets.
4417 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4418 a pointer's type tag is a superset of the alias set of the
4421 2005-01-17 James E Wilson <wilson@specifixinc.com>
4424 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4425 comment to document why.
4427 2005-01-17 Richard Henderson <rth@redhat.com>
4429 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4430 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4431 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4432 sse2_vmsminv2df3_finite): New.
4433 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4434 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4435 Force op1 into register.
4437 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4439 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4440 bubblestrap from always rebuilding build directory.
4442 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4444 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4445 ("*cmpmem_short"): Likewise.
4447 2005-01-17 Steven Bosscher <stevenb@suse.de>
4449 * basic-block.h: Document BB_* flags.
4450 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4451 use an sbitmap instead.
4452 * sched-rgn.c (compute_trg_info): Likewise.
4454 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4456 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4457 redundant target_cpu_default and extra_parts lines. Use the default
4459 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4460 (SUBTARGET_EXTRA_SPECS): Delete.
4461 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4462 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4463 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4464 and "n32" for -mabi=n32.
4466 2005-01-17 Ian Lance Taylor <ian@airs.com>
4469 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4470 fold constant variables into initial values.
4472 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4474 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4476 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4477 through the statements backward.
4479 2005-01-17 Ian Lance Taylor <ian@airs.com>
4481 PR middle-end/13127:
4482 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4483 a variable set to the return value of the inlined function.
4485 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4487 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4488 when modes are tieable.
4490 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4492 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4493 of pthread_create to find out if threads are enabled.
4494 * gthr-posix95.h (__gthread_active_p): Likewise.
4496 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4498 * common.opt (-fnew-ra): Remove.
4500 * toplev.h (flag_new_regalloc): Remove.
4501 * Makefile.in (ra*.*): Don't mention.
4502 * passes.c (rest_of_handle_new_regalloc): Remove.
4503 (rest_of_handle_combine, rest_of_compilation): Always consider
4504 flag_new_regalloc as false.
4505 * doc/invoke.texi: Don't document -fnew-ra.
4507 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4509 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4510 last parameter to reg_scan.
4511 * loop.c (loop_optimize): Likewise.
4512 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4513 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4514 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4515 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4516 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4517 * regclass.c (reg_scan): Likewise, for the declaration.
4518 * rtl.h (reg_scan): Likewise, for the prototype.
4520 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4522 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4523 mark_dfs_back_edges.
4525 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4527 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4528 (compute_avail): Uses don't go in tmp_gen.
4530 2005-01-16 Steven Bosscher <stevenb@suse.de>
4532 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4533 loop to look for a free slot in a page entry.
4535 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4538 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4539 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4540 just before targetm.asm_out.file_end.
4541 * tree.h (process_pending_assemble_output_defs): Declare.
4542 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4544 (assemble_alias): Defer generation of assembly code for defines when
4545 TARGET_DEFERRED_OUTPUT_DEFS is true.
4546 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4547 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4548 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4550 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4553 * pa.c (pa_scalar_mode_supported_p): New function.
4554 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4555 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4557 * pa-protos.h (prefetch_operand): Delete.
4558 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4559 * pa.c (prefetch_operand): Delete.
4560 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4561 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4562 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4563 and prefetch_nocc_operand.
4564 * pa.md (prefetch): Rework to avoid reload problems handling short
4565 displacements when a cache control completer needs to be provided.
4566 (prefetch_32, prefetch_64): Delete.
4567 (prefetch_cc, prefetch_nocc): New patterns.
4569 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4571 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4573 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4576 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4577 exceeds maximum alignment for global common data.
4578 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4579 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4581 2004-01-15 Roger Sayle <roger@eyesopen.com>
4583 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4585 2004-01-15 Roger Sayle <roger@eyesopen.com>
4587 * harg-reg-set.h (reg_class_names): Prototype global array.
4588 * regclass.c (reg_class_names): Declare here and initialize to
4590 (dump_regclass): Remove local declaration of reg_class_names.
4591 (regclass): Likewise.
4592 * cfg.c (dump_flow_info): Likewise.
4593 * ra-debug.c (reg_class_names): Likewise.
4594 * regrename.c (reg_class_names): Likewise.
4595 * reload.c (reg_class_names): Likewise.
4596 * reload1.c (spill_failure): Likewise.
4597 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4599 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4601 * config/s390/s390.md ("reload_outti"): Remove predicate for
4602 output operand. Abort if operand is not a MEM.
4603 ("reload_outdi", "reload_outdf"): Likewise.
4605 2005-01-15 Marc Espie <espie@openbsd.org>
4607 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4608 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4609 * config/openbsd.h: Fix C++ includes for native configurations.
4610 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4611 Add trampoline support.
4612 * config/i386/openbsdelf.h: New.
4614 2005-01-15 Marc Espie <espie@openbsd.org>
4616 * collect2.c (main): Explicitly parse -dynamic-linker option.
4618 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4620 PR tree-optimization/19060
4621 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4622 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4623 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4624 and handle extract_range_from_cond returning false.
4625 * fold-const.c (fold): Optimize comparisons with min/max even for
4626 width > HOST_BITS_PER_WIDE_INT.
4628 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4630 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4631 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4632 Remove little endian multilib variants.
4633 Add mips32 multilib variant.
4635 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4637 * explow.c (copy_all_reg, stabilize): Remove.
4638 * expr.h: Remove the corresponding prototypes.
4640 * rtlanal.c (regs_set_between_p): Remove.
4641 * rtl.h: Remove the corresponding prototype.
4643 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4645 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4646 to rs6000_nonimmediate_operand.
4647 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4648 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4649 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4650 rs6000_nonimmediate_operand.
4651 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4652 rs6000_nonimmediate_operand.
4654 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4656 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4658 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4660 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4662 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4663 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4665 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4666 (rs6k_nonimmediate_operand): New.
4667 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4669 (legitimate_lo_sum_address_p): Same.
4670 (rs6000_legitimize_address): Same.
4671 (rs6000_legitimize_reload_address): Same.
4672 (rs6000_legitimate_address): Same.
4673 (spe_build_register_parallel): Pass DF and DC modes in a DI
4676 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4677 to rs6k_nonimmediate_operand.
4679 * config/rs6000/spe.md ("*frob_df_di"): New.
4680 ("*frob_di_df"): New.
4681 ("*frob_di_df_2"): New.
4682 ("*mov_sidf_e500_subreg0"): New.
4683 ("*mov_sidf_e500_subreg4"): New.
4684 ("*movdf_e500_double"): Change predicate to
4685 rs6k_nonimmediate_operand.
4687 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4689 * postreload.c (move2add_note_store): Only call
4690 trunc_int_for_mode on scalar integers.
4692 2005-01-14 Steven Bosscher <stevenb@suse.de>
4694 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4695 replace BB_VISITED uses.
4696 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4697 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4698 (tree_dce_done): Free visited_control_parents.
4699 (perform_tree_ssa_dce): Allocate and clear it.
4700 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4701 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4702 instead of BB_VISITED.
4704 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4706 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4707 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4708 Remove unused prototypes.
4710 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4712 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4713 64-bit register usage.
4714 (spe_func_has_64bit_regs_p): Add FIXME note.
4716 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4718 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4719 flag_finite_math_only with flag_unsafe_math_optimizations.
4721 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4723 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4725 (__tpf_eh_return): Copy TPF private stack area from the module
4726 boundary stack frame. Add check for when module addresses are
4727 equal, but no stub address is found.
4729 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4732 * arm.h (struct machine_function): Add call_via field.
4733 (thumb_call_via_label): Declare.
4734 * arm.c (thumb_call_via_label): New variable.
4735 (thumb_call_reg_needed): New variable.
4736 (arm_output_function_epilogue): For Thumb code, output any per-function
4737 call-indirect trampolines.
4738 (thumb_call_via_reg): New function.
4739 (arm_file_end): New function.
4740 (TARGET_ASM_FILE_END): Call arm_file_end.
4741 (aof_file_end): Likewise.
4742 * arm-protos.h (thumb_call_via_reg): Declare.
4743 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4744 thumb_call_via_reg in normal case.
4746 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4749 PR rtl-optimization/19348
4750 * recog.c (peephole2_optimize): Do global life update if some peephole
4751 decides it doesn't need at least one of its inputs and that change
4752 influences liveness at the start of the basic block.
4754 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4755 arguments instead of 1.
4757 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4760 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4761 zero for nested functions needing a static chain or functions
4762 with a non-constant address.
4764 2005-01-13 Roger Sayle <roger@eyesopen.com>
4766 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4767 (and (sign_extend X) C) into (zero_extend (and X C)).
4769 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4771 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4773 2005-01-13 Richard Henderson <rth@redhat.com>
4778 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4779 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4780 not just TARGET_SSE.
4781 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4782 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4783 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4784 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4785 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4786 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4787 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4788 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4789 (movdicc_c_rex64): Rename with '*'.
4790 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4791 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4792 (movsfcc_1_387): Rename from movsfcc_1.
4793 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4794 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4795 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4796 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4797 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4798 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4799 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4800 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4801 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4802 sse_movdfcc_const0_4): Remove.
4803 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4804 recognize min/max early. Update for changed sse cmove patterns.
4805 (ix86_split_sse_movcc): New.
4806 * config/i386/i386-protos.h: Update.
4808 2005-01-13 Steven Bosscher <stevenb@suse.de>
4810 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4811 (fix_stmt_v_may_defs): Likewise.
4813 2005-01-13 Richard Henderson <rth@redhat.com>
4815 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4816 for converting the mask.
4818 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4820 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4823 2005-01-13 Richard Henderson <rth@redhat.com>
4825 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4826 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4827 IX86_BUILTIN_MOVDQ2Q): Remove.
4828 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4829 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4830 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4832 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4833 (sse2_pextrw): Fix immediate constraint.
4834 (sse2_loadq, sse2_loadq_rex64): Remove.
4835 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4836 Use __builtin_ia32_vec_ext_<size>.
4837 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4839 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4841 * function.c (assign_parm_setup_block): Look inside original
4842 entry_parm when inspecting PARALLEL.
4844 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4845 Joel Sherrill <joel@oarcorp.com>
4848 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4849 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4850 rtems_gxx_recursive_mutex_init.
4851 (__gthread_recursive_mutex_lock): New function.
4852 (__gthread_recursive_mutex_trylock): Likewise.
4853 (__gthread_recursive_mutex_unlock): Likewise.
4855 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4857 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4859 2005-01-13 Jan Beulich <jbeulich@novell.com>
4861 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4862 (ashrti3_internal): Indicate output is early clobber. Generate result
4863 into output rather than first input. Use move for low word of output
4864 if shift count is exactly 64.
4865 (lshrti3_internal): Likewise.
4867 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4871 * reload1.c (delete_output_reload): Don't delete an output reload
4872 if the pseudo lives longer than a single basic block. Adjust and
4873 improve wording of comment.
4875 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4878 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4879 of TYPE_SIZE where we mean the number of bytes.
4881 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4883 * function.c (assign_parm_setup_block): Relax condition on
4884 multi-register optimization.
4886 2005-01-12 Nick Clifton <nickc@redhat.com>
4888 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4889 an "in_delay_slot" attribute of "no" to prevent them being used in
4890 delay slots. This is forbidden because they might generate
4893 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4896 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4899 2005-01-12 Nick Clifton <nickc@redhat.com>
4901 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4902 passed on to GAS) but do not define, as GAS no longer supports or
4903 needs the -m2000 option.
4905 2005-01-11 Roger Sayle <roger@eyesopen.com>
4907 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4908 type as args of unprototyped builtins aren't automatically promoted.
4909 (fold_builtin_abs): Likewise.
4911 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4913 * Makefile.in: Set a `build-warn' variable.
4915 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4917 PR tree-optimization/17949
4918 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4919 (find_interesting_uses_address): Use it.
4921 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4923 * regrename.c (kill_value): Handle subreg's that won't simplify.
4925 2005-01-11 Richard Henderson <rth@redhat.com>
4928 * config/i386/i386.h (enum ix86_builtins): Move ...
4929 * config/i386/i386.c: ... here.
4930 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4931 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4932 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4933 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4934 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4935 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4936 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4937 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4938 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4939 IX86_BUILTIN_LOADDDUP): Remove.
4940 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4941 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4942 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4943 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4944 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4945 (ix86_init_builtins): Make static.
4946 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4947 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4948 if all the modes match. Otherwise, fake it.
4949 (get_element_number, ix86_expand_vec_init_builtin,
4950 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4951 (ix86_expand_builtin): Make static. Update for changed builtins.
4952 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4953 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4954 (ix86_expand_vector_init_duplicate): New.
4955 (ix86_expand_vector_init_low_nonzero): New.
4956 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4957 Split out from ix86_expand_vector_init; handle integer modes.
4958 (ix86_expand_vector_init): Use them.
4959 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4960 * config/i386/i386-protos.h: Update.
4961 * config/i386/predicates.md (reg_or_0_operand): New.
4962 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4963 (movv2sf_internal): Likewise. And a splitter to match them all.
4964 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4965 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4966 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4967 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4968 (mmx_pinsrw): Fix operand ordering.
4969 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4970 rather than sse_loadss expander.
4971 (movv2df splitter): Similarly.
4972 (sse_loadss, sse_loadlss): Remove.
4973 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4974 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4975 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4976 (sse3_movddup): Rename with '*'.
4977 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4978 (sse2_loadsd): Remove.
4979 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4980 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4981 (sse2_pinsrw): Fix argument ordering.
4982 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4983 (sse2_stored): Remove 'r' destination.
4984 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4985 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4986 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4987 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4988 vec_extractv16qi, vec_initv16qi): New.
4990 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4991 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4992 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4994 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4995 (_mm_load_si128, _mm_store_si128): Likewise.
4996 (_mm_load1_pd): Use _mm_set1_pd.
4997 (_mm_load_sd): Use _mm_set_sd.
4998 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4999 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5000 (_mm_set_epi64): Use _mm_set_epi64x.
5001 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5002 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5003 _mm_setr_epi8): Use _mm_set_foo form.
5004 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5005 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5006 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5007 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5008 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5009 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5010 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5011 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5012 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5013 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5014 (_mm_movedup_pd): Use _mm_shuffle_pd.
5015 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5016 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5017 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5018 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5020 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5021 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5022 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5023 (_mm_store_ps): Use raw dereference.
5024 (_mm_store1_ps): Use _mm_storeu_ps.
5025 (_mm_storer_ps): Use _mm_store_ps.
5026 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5027 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5029 2005-01-11 Stan Shebs <shebs@apple.com>
5031 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5032 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5034 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5037 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5038 Skip all DECLs except for FIELD_DECLs.
5040 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5042 * config/s390/s390.c (override_options): Return error if
5043 -mbackchain, -mpacked-stack and -mhard-float are used together.
5044 (s390_va_start): Remove the backchain && packed-stack special case.
5045 (s390_gimplify_va_arg): Likewise.
5046 * doc/invoke.texi: Remove the ABI incompatibility note.
5048 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5050 * config/s390/s390.c (struct s390_frame_layout): Remove
5052 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5053 save_backchain_p with TARGET_BACKCHAIN.
5055 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5058 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5059 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5060 * function.c (locate_and_pad_parm): Set new field.
5061 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5062 Tweak where_pad test to include "none". Always set mem align for
5064 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5065 not sufficient for type.
5066 (assign_parm_setup_block): If stack_parm is zero on entry, always
5067 make a new stack local. Block move old stack parm if necessary
5068 to new aligned stack local.
5069 (assign_parm_setup_stack): Use a block move to handle
5070 potentially misaligned entry_parm.
5071 (assign_parms_unsplit_complex): Specify required alignment when
5072 creating stack local.
5073 * calls.c (compute_argument_addresses): Override alignment of stack
5074 arg calculated from its type with the alignment given by
5075 FUNCTION_ARG_BOUNDARY.
5076 (store_one_arg): Likewise.
5078 2005-01-11 Jan Beulich <jbeulich@novell.com>
5080 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5081 Change respective itanium_class attribute to ialu.
5082 (shladdp4_internal): New.
5083 * config/ia64/predicates.md (shladd_log2_operand): New.
5085 2005-01-11 Richard Henderson <rth@redhat.com>
5087 * expr.c (store_constructor): Use rtvec_alloc instead of
5088 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5090 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5092 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5094 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5096 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5097 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5098 (TARGET_RWRELOC): Define.
5099 (ia64_rwreloc_section_type_flags): Delete.
5100 (ia64_section_type_flags): New function.
5101 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5102 (TARGET_RWRELOC): Define.
5104 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5107 * config/ia64/ia64.c (process_set): For alloc insn, only call
5108 process_epilogue is !frame_pointer_needed.
5110 2005-01-10 Roger Sayle <roger@eyesopen.com>
5113 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5114 unary operator and can't be treated as a binary/comparison operator.
5116 2005-01-10 Richard Henderson <rth@redhat.com>
5118 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5119 (ix86_return_in_memory): Likewise.
5120 (function_arg_advance): Likewise. Mirror structure in function_arg
5121 for choosing register to advance.
5123 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5125 * tree-vectorizer.c, tree.def: Fix comment typos.
5127 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5129 * config/s390/s390.c (struct processor_costs): 4 new fields:
5130 ddbr, ddr, debr, der.
5131 (s390_rtx_costs): More precise handling of divide instructions.
5133 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5135 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5137 2005-01-10 Jan Beulich <jbeulich@novell.com>
5139 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5140 names resulting from -ffunction-sections/-fdata-sections and linkonce
5142 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5143 based on the section name. Rearrange the section name comparison logic
5144 slightly so that each section name is compared against at most once.
5146 2005-01-10 Ben Elliston <bje@au.ibm.com>
5148 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5149 targets for which -fPIC reduces limitations on the GOT size.
5151 2005-01-09 Falk Hueffner <falk@debian.org>
5153 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5156 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5159 * collect2.c (main): Set aixrtl_flag for -brtl option.
5160 (resolve_lib_name): Search for .so file extension before .a
5163 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5165 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5166 (vect_analyze_data_refs_alignment): Add dump prints.
5168 2005-01-09 Ira Rosen <irar@il.ibm.com>
5170 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5171 expr_invariant_in_loop_p.
5172 Initialize outputs first thing in the function.
5173 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5174 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5175 (vect_analyze_pointer_ref_access): Check that the initial condition of
5176 the access function is loop invariant.
5178 2005-01-09 Richard Henderson <rth@redhat.com>
5180 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5181 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5182 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5183 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5184 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5185 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5186 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5187 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5188 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5189 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5190 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5191 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5192 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5193 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5194 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5195 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5196 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5197 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5198 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5199 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5200 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5201 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5202 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5204 (mmx_clrdi, pavgusb): Remove.
5205 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5206 with leading sse_ prefix.
5207 * config/i386/sse.md: Receive them.
5208 * config/i386/mmx.md: New file.
5209 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5210 (subrv2sf3): Turn into expander for normal subtraction.
5211 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5212 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5213 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5214 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5215 commutative; use ix86_binary_operator_ok.
5216 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5217 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5218 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5219 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5220 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5221 Macroize from existing patterns; use ix86_binary_operator_ok.
5222 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5223 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5224 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5225 with vec_select+vec_concat.
5226 (mmx_pshufw, mmx_pshufw_1): Likewise.
5227 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5228 (mmx_uavgv4hi3): Model correctly.
5229 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5230 _mm_xor_si64): Remove casts.
5232 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5234 PR tree-optimization/19224
5235 * tree-scalar-evolution.c (get_instantiated_value,
5236 set_instantiated_value): New functions.
5237 (instantiate_parameters_1): Cache the results.
5238 (instantiate_parameters, resolve_mixers): Initialize and free
5241 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5243 * config/i386/i386.md (addhi_4): Correct reference in comment.
5246 2005-01-08 Richard Henderson <rth@redhat.com>
5248 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5249 (_mm_cvtsi128_si64x): Likewise.
5250 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5251 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5252 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5253 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5254 * config/i386/i386-protos.h: Update.
5255 * config/i386/i386.c (print_operand): Add 'H'.
5256 (ix86_fixup_binary_operands): Split out from ...
5257 (ix86_expand_binary_operator): ... here.
5258 (ix86_fixup_binary_operands_no_copy): New.
5259 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5260 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5261 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5262 (safe_vector_operand): Use CONST0_RTX.
5263 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5264 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5265 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5266 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5268 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5269 (IX86_BUILTIN_CMPNGESS): New.
5270 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5271 (attr type): Add sselog1.
5272 (attr unit, attr memory): Handle it.
5273 (movti, movti_internal, movti_rex64): Move near other integer moves.
5274 (movtf, movtf_internal): Move near other fp moves.
5275 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5276 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5277 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5278 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5279 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5280 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5281 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5282 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5283 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5284 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5285 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5286 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5287 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5288 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5289 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5290 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5291 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5292 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5293 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5294 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5295 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5296 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5297 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5298 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5299 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5300 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5301 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5302 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5303 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5304 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5305 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5306 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5307 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5308 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5309 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5310 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5311 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5312 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5313 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5314 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5315 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5316 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5317 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5318 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5320 (SSEPUSH, push<SSEPUSH>): Remove.
5321 (MMXPUSH, push<MMXPUSH>): Remove.
5322 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5323 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5324 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5325 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5326 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5327 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5328 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5329 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5330 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5331 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5332 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5333 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5334 (ppro_sse_log_V4SF): Handle sselog1.
5335 * config/i386/predicates.md (const_0_to_1_operand): New.
5336 (const_0_to_255_mul_8_operand): New.
5337 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5338 (const_2_to_3_operand, const_4_to_7_operand): New.
5339 * config/i386/sse.md: New file.
5340 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5341 (sse_movups): Rename from sse_movups_1.
5342 (sse_loadlss): Rename from sse_loadss_1.
5343 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5345 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5346 (absv4sf2, negv2df, absv2df): New.
5347 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5348 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5349 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5350 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5351 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5352 (sse3_addsubv4sf3): Model correctly.
5353 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5354 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5355 (sse_movhlps): Model with vec_select+vec_concat.
5356 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5357 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5358 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5359 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5360 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5361 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5362 sse2_pshufhw_1): Likewise.
5363 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5364 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5365 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5366 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5367 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5368 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5369 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5370 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5371 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5372 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5373 sminv8hi3): Mark commutative
5374 operands. Use ix86_binary_operator_ok.
5375 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5376 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5377 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5378 sse2_punpcklqdq): Allow operand2 in memory.
5379 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5380 sse2_movsd): Add memory alternatives.
5381 (sse_storelps): Turn expander into an insn; split after reload.
5382 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5383 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5385 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5387 * configure.ac (DWARF-2 debug_line): Use objdump.
5388 * configure: Regenerate.
5390 2005-01-08 Jeff Law <law@redhat.com>
5391 Diego Novillo <dnovillo@redhat.com>
5393 PR tree-optimization/18241
5394 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5395 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5396 statements with volatile operands.
5397 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5398 operands after marking a statement with has_volatile_ops.
5400 2005-01-08 Roger Sayle <roger@eyesopen.com>
5402 * tree.c (int_fits_type_p): Always honor integer constant
5403 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5405 2005-01-08 Roger Sayle <roger@eyesopen.com>
5407 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5408 the latent bug in rtl_delete_block has been resolved.
5410 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5412 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5413 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5415 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5417 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5418 library as @multilib_dir@/$(SHLIB_SONAME).
5420 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5422 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5423 * configure: Regenerate.
5425 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5427 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5430 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5433 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5434 Convert non-word aligned offset address using ld/std into
5437 2005-01-07 Richard Henderson <rth@redhat.com>
5439 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5441 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5443 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5445 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5447 PR tree-optimization/19283
5448 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5449 is not shorter than the original type.
5451 PR rtl-optimization/19012
5452 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5454 PR rtl-optimization/18861
5455 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5456 (FULL_STATE): Define.
5457 (mark_tablejump_edge): New function.
5458 (purge_dead_tablejump_edges): New function.
5459 (find_bb_boundaries): Use it.
5461 PR tree-optimization/18828
5462 * builtins.c (expand_builtin_next_arg): Remove argument and all
5463 the argument checking.
5464 (expand_builtin): Adjust caller.
5465 (expand_builtin_va_start): Likewise. Remove error for too many
5467 (fold_builtin_next_arg): Issue error for too many arguments.
5468 After checking arguments, replace them with magic arguments that
5469 prevent further checking of the args.
5471 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5473 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5475 2005-01-06 Roger Sayle <roger@eyesopen.com>
5478 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5479 and %{.S:...} (and their negative variants) to test whether the
5480 input file is assembler or pre-processed-assembler independent of
5481 the actual filename extension.
5483 2005-01-06 Roger Sayle <roger@eyesopen.com>
5485 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5486 of sign or zero extended values.
5488 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5490 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5491 for IBM long double format correctly.
5493 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5495 Fix PR tree-optimization/18792
5497 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5498 to first_loop_depth, and use loop depth instead of loop number.
5499 (build_classic_dir_vector): Ditto.
5500 (compute_data_dependences_for_loop): Use depth, not loop number.
5501 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5502 number. Pass in loops, instead of loop numbers.
5503 (gather_interchange_stats): Ditto.
5504 (linear_transform_loops): Ditto.
5506 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5509 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5510 biv_fits_mode_p, extension_within_bounds_p): New functions.
5511 (check_ext_dependent_givs): Use them.
5513 2005-01-06 Roger Sayle <roger@eyesopen.com>
5515 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5516 more than one barrier, in which case we should delete them all.
5518 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5520 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5522 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5524 Fix PR middle-end/19286
5526 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5527 output this subprogram, simply ignore this attempt to do it again.
5528 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5529 origin attribute if it's not possible.
5530 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5531 (decls_for_scope): Ditto.
5532 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5533 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5535 2005-01-05 Richard Henderson <rth@redhat.com>
5538 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5539 (bdesc_2arg): Use it.
5540 (ix86_expand_binop_builtin): Force operands into registers
5542 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5543 ix86_expand_sse_compare, ix86_expand_sse_comi,
5544 ix86_expand_builtin): Likewise.
5546 2005-01-05 Richard Henderson <rth@redhat.com>
5548 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5550 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5551 (mulv4hi3): Set itanium_class mmmul.
5552 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5553 (fpack): Rename from fpack_sfsf.
5555 2005-01-05 Richard Henderson <rth@redhat.com>
5558 * reload1.c (do_input_reload): Restrict the optimization deleteing
5559 a previous output reload to RELOAD_FOR_INPUT.
5561 2005-01-05 Steven Bosscher <stevenb@suse.de>
5563 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5564 comment that we fall through after case.
5565 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5566 (distribute_links): Likewise.
5567 * cse.c (cse_insn): Likewise.
5568 * cselib.c (cselib_invalidate_mem): Likewise.
5569 * df.c: Update comments at the top of the file.
5570 (read_modify_subreg_p): Update comments here too.
5571 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5572 * flow.c (mark_set_1): Likewise.
5573 (mark_used_regs): Likewise.
5574 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5575 (canon_list_insert): Likewise.
5576 (mark_set): Likewise.
5577 (try_replace_reg): Likewise.
5578 (store_killed_in_insn): Likewise.
5579 * loop.c (count_one_set): Likewise.
5580 (basic_induction_var): Likewise.
5581 * postreload-gcse.c (find_mem_conflicts): Likewise.
5582 * postreload.c (reload_combine_note_store): Likewise.
5583 (move2add_note_store): Likewise.
5584 * reload.c (find_equiv_reg): Likewise.
5585 (mark_referenced_resources): Likewise.
5586 * rtlanal.c (set_noop_p): Likewise.
5587 (note_stores): Likewise.
5588 (note_uses): Likewise.
5589 * sched-deps.c (sched_analyze_1): Likewise.
5590 * sched-rgn.c (check_live_1): Likewise.
5591 (update_live_1): Likewise.
5592 * config/i860/i860.c: Likewise.
5594 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5596 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5598 * doc/rtl.texi: Update documentation for bit-fields and SET.
5600 2005-01-05 Roger Sayle <roger@eyesopen.com>
5602 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5604 2005-01-05 Jan Hubicka <jh@suse.cz>
5605 Richard Henderson <rth@redhat.com>
5608 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5611 2005-01-05 Richard Henderson <rth@redhat.com>
5614 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5615 (sse_shufps): Change operand 3 to const_int_operand.
5616 (sse2_storelps): Fix typo in template.
5617 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5618 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5619 (ix86_expand_builtin): Likewise.
5621 2005-01-05 Julian Brown <julian@codesourcery.com>
5623 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5624 as aggregates for AAPCS ABIs.
5626 2005-01-05 Stan Shebs <shebs@apple.com>
5628 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5629 Mach-O getters if ppc64.
5630 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5632 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5633 signed four-byte field for global code case.
5634 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5636 2005-01-05 Roger Sayle <roger@eyesopen.com>
5639 * c-common.c: Include real.h.
5640 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5641 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5642 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5643 * Makefile.in (c-common.o): Update dependencies.
5645 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5647 * c-parse.in (asm_string): Add trailing semicolon.
5649 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5651 * c-parse.in (asm_string): New. Don't allow wide strings in
5653 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5654 asm_string instead of STRING.
5656 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5658 * c-typeck.c (constructor_no_implicit): Remove.
5659 (set_designator, process_init_element): Don't check
5660 constructor_no_implicit.
5662 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5663 Kaz Kojima <kkojima@gcc.gnu.org>
5666 * lcm.c (create_pre_exit): New.
5667 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5668 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5670 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5672 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5673 -msoft-float in target_float_switch.
5674 * arm.c (arm_override_options): Fix processing of target_float_switch.
5676 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5678 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5681 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5683 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5684 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5686 2005-01-04 Roger Sayle <roger@eyesopen.com>
5688 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5689 if deleting the then-block allows the test-block to fallthru to the
5692 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5695 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5696 after the full declaration if the are in two different TUs.
5698 2005-01-04 Richard Henderson <rth@redhat.com>
5701 * tree-sra.c (generate_one_element_init): Just
5702 call gimplify_and_add.
5703 (generate_element_init): Record the
5704 new referenced variables and mark them for renaming
5705 and split out to ...
5706 (generate_element_init_1): This.
5707 (scalarize_init): Don't call push_gimplify_context/
5708 pop_gimplify_context.
5710 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5712 * toplev.c (get_src_pwd): Handle failure of getpwd().
5714 2005-01-04 Roger Sayle <roger@eyesopen.com>
5716 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5718 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5719 all the cases handled by it are inverted by invert_truthvalue.
5721 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5723 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5724 (save_register_windowsi): Likewise.
5726 2005-01-04 Richard Henderson <rth@redhat.com>
5728 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5730 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5733 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5734 any simplifications of vector mode comparison operators.
5735 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5737 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5738 Devang Patel <dpatel@apple.com>
5740 PR tree-optimization/18308
5741 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5742 the operands before creating a new expression.
5743 * dojump.c (do_jump): Make drop_through_label available
5744 for all cases. Add expansion of COND_EXPR.
5746 2005-01-04 Ira Rosen <irar@il.ibm.com>
5748 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5749 INTEGER_CST instead of TREE_CONSTANT.
5750 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5751 instead of TREE_CONSTANT.
5752 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5753 instead of TREE_CONSTANT.
5755 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5757 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5759 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5762 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5763 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5765 2005-01-03 Richard Henderson <rth@redhat.com>
5767 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5768 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5769 fold_convert_const_real_from_real): Split out from ...
5770 (fold_convert_const): ... here.
5772 2005-01-03 Richard Henderson <rth@redhat.com>
5775 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5776 (mov<MMXMODEI>_internal): Likewise.
5777 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5778 Add V2SF case; use it for SSE1; don't use TI.
5779 (movdf_integer): Likewise.
5780 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5782 2005-01-03 Ira Rosen <irar@il.ibm.com>
5784 * tree-vectorizer.c (vect_strip_conversions): New function.
5785 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5786 check for binary class.
5788 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5792 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5794 * gimple-low.c (mark_blocks_with_used_vars): New function.
5795 (mark_blocks_with_used_subblocks): Ditto.
5796 (mark_used_blocks): Ditto.
5797 (pass_mark_used_blocks): New pass.
5798 * tree-inline.c: Include debug.h.
5799 (expand_call_inline): Call outlining_inline_function here.
5800 * tree-optimize.c (init_tree_optimization_passes): Add
5801 pass_mark_used_blocks.
5802 * tree-pass.h (pass_mark_used_blocks): New.
5803 * Makefile.in (tree-inline.o): Add debug.h dependency.
5805 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5807 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5808 VAR_DECLs to have weak_import attribute.
5810 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5813 2004-01-03 Steven Bosscher <stevenb@suse.de>
5815 * passes.c (rest_of_compilation): Don't run regmove if only
5816 flag_expensive_optimizations, require flag_regmove instead.
5818 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5820 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5822 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5823 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5824 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5825 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5827 2005-01-03 Richard Henderson <rth@redhat.com>
5829 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5830 (ia64_const_ok_for_letter_p): New.
5831 (ia64_const_double_ok_for_letter_p): New.
5832 (ia64_extra_constraint): New.
5833 (ia64_expand_vecint_compare): New.
5834 (ia64_expand_vcondu_v2si): New.
5835 (ia64_expand_vecint_cmov): New.
5836 (ia64_expand_vecint_minmax): New.
5837 (ia64_print_operand): Add 'v'.
5838 (ia64_preferred_reload_class): New.
5839 (ia64_vector_mode_supported_p): New.
5840 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5841 (PREFERRED_RELOAD_CLASS): Move to function.
5842 (CONST_OK_FOR_LETTER_P): Move to function.
5843 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5844 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5845 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5846 (EXTRA_CONSTRAINT): Move to function.
5847 * config/ia64/ia64.md: Include vect.md.
5848 (itanium_class): Add mmalua.
5850 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5852 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5853 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5855 (const_int_2bit_operand): New.
5856 (fr_reg_or_0_operand): New.
5857 * config/ia64/ia64-modes.def: Add vector modes.
5858 * config/ia64/ia64-protos.h: Update.
5859 * config/ia64/vect.md: New file.
5861 2005-01-03 Richard Henderson <rth@redhat.com>
5863 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5865 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5868 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5870 (log1pdf2): Change mode of operands[0,1] to DFmode.
5872 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5874 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5875 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5876 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5877 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5878 SPARC_RELAXED_ORDERING.
5880 2005-01-03 Richard Henderson <rth@redhat.com>
5881 Uros Bizjak <uros@kss-loka.si>
5884 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5885 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5886 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5888 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5889 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5890 const_pow2_1_to_128_operand): New predicates.
5892 2005-01-02 Greg McGary <greg@mcgary.org>
5894 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5896 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5897 object. [ptr_type]: Remove unused variable.
5898 Remember nearest addressable array-element or record-component
5899 when checking bitfield components. Tolerate empty BIND_EXPR.
5901 2005-01-01 Richard Henderson <rth@redhat.com>
5903 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5904 that don't narrow the value. Fail for other conversions.
5906 2005-01-01 Richard Henderson <rth@redhat.com>
5909 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5910 * c-lang.c (finish_file): Don't do it here.
5911 * objc/objc-act.c (objc_finish_file): Likewise.
5913 * cgraph.c (decl_assembler_name_equal): New.
5914 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5915 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5916 * cgraph.h (struct cgraph_varpool_node): Add next.
5917 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5918 * varasm.c (assemble_alias): Mark the target as needed.
5920 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5923 * function.c (get_arg_pointer_save_area): Use entry_of_function
5924 instead of get_insns.
5926 2005-01-01 Roger Sayle <roger@eyesopen.com>
5927 Andrew Pinski <pinskia@physics.uc.edu>
5928 James E. Wilson <wilson@specifixinc.com>
5930 PR rtl-optimization/12092
5931 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5934 2005-01-01 Roger Sayle <roger@eyesopen.com>
5935 Olivier Hainque <hainque@act-europe.fr>
5937 * tree.c (int_fits_type_p): A narrower type always fits in a
5938 wider one, except for negative values into unsigned types.
5940 2005-01-01 Roger Sayle <roger@eyesopen.com>
5942 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5943 with the original constant rather than require TREE_OVERFLOW.
5945 2005-01-01 Steven Bosscher <stevenb@suse.de>
5948 * c-decl.c (finish_function): If compiling C99, annotate the
5949 compiler generated return with the current file name and line 0.
5950 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5951 the source line is greater than 0.
5952 (remove_bb): Likewise.
5954 See ChangeLog.12 for earlier changes.