1 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3 * c-semantics.c (build_stmt): Use TYPE_P instead of
4 IS_NON_TYPE_CODE_CLASS.
5 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6 (NON_TYPE_CHECK): Use TYPE_P instead of
7 IS_NON_TYPE_CODE_CLASS.
9 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
11 * doc/c-tree.texi: Wrap comments in @r{}.
12 * doc/cpp.texi: Likewise.
13 * doc/cppinternals.texi: Likewise.
14 * doc/extend.texi: Likewise.
15 * doc/md.texi: Likewise.
16 * doc/objc.texi: Likewise.
17 * doc/sourcebuild.texi: Likewise.
18 * doc/tm.texi: Likewise.
21 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
23 * predict.c (apply_return_prediction): Standardize PHI chain
25 * tree-ssa.c (ssa_redirect_edge): Likewise.
27 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
28 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
31 * tree-phinodes.c (remove_phi_node): Drop the last argument.
32 * tree-flow.h: Adjust the prototype for remove_phi_node.
33 * lambda-code.c (perfect_nestify): Adjust a call to
36 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
37 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
39 * tree-ssa-dce.c (remove_dead_phis): Likewise.
40 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
41 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
42 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
44 * combine.c (simplify_and_const_int): Use gen_int_mode instead
45 of GEN_INT (trunc_int_for_mode (...)).
46 * loop-iv.c (iv_number_of_iterations): Likewise.
47 * postreload.c (reload_cse_move2add): Likewise.
48 * simplify-rtx.c (simplify_const_unary_operation,
49 simplify_const_binary_operation): Likewise.
50 * stor-layout.c (get_mode_bounds): Likewise.
52 * fold-const.c (fold_binary): New.
53 (fold): Call fold_binary on binary expressions.
55 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
57 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
58 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
59 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
60 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
61 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
63 2005-03-04 Devang Patel <dpatel@apple.com>
65 PR tree-optimization/18815
66 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
67 loops with zero exit edges.
69 2005-03-04 Devang Patel <dpatel@apple.com>
71 * doc/invoke.texi: Remove reference to webpage that does not exist.
73 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
74 Joseph S. Myers <joseph@codesourcery.com>
77 * elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
78 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
79 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
80 * pa.c (get_plabel): Change argument to symbol_ref. Call
81 maybe_get_identifier instead of get_identifier.
82 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
83 (struct deferred_plabel): Replace name field with symbol field.
84 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
85 ASM_OUTPUT_EXTERNAL_REAL is defined.
86 (output_global_address): Use output_addr_const for output of all
88 (output_deferred_plabels): Use symbol_ref instead of name for address
90 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
91 ASM_OUTPUT_SYMBOL_REF): New macros.
92 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
94 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
97 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
99 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
100 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
102 2005-03-04 Jeff Law <law@redhat.com>
104 * basic-block.h (rediscover_loops_after_threading): Declare.
105 * tree-ssa-dom.c: Include cfgloop.h.
106 (tree_ssa_dominator_optimize): Discover loops and some basic
107 properties. Remove forwarder blocks recreated by loop header
108 canonicalization. Also mark backedges in the CFG.
109 * tree-ssa-threadupdate.c: Include cfgloop.h
110 (rediscover_loops_after_threading): Define.
111 (struct local_info): New field, JUMP_THREADED.
112 (prune_undesirable_thread_requests): New function.
113 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
114 then record that fact for the callers of redirct_edges.
115 (thread_block): If BB has incoming backedges, then call
116 prune_undesirable_thraed_requests. Note when we are
117 going to have to rediscover loop information. Return a
118 boolean indicating if any jumps were threaded.
119 (thread_through_all_blocks): Bubble up boolean indicating
120 if any jumps were threaded.
121 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
122 (tree-ssa-threadupdate.o): Similarly.
124 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
126 * fold-const.c (fold_ternary): Unroll the "for" loop to
129 2005-03-04 Andrew Haley <aph@redhat.com>
131 * unwind-dw2-fde-glibc.c (struct
132 unw_eh_callback_data.check_cache): New field.
133 (frame_hdr_cache): New.
134 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
135 Cache frame header info.
137 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
139 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
140 (print_c_condition): Declare.
141 * read-rtl.c (ptr_loc): New structure.
142 (ptr_locs, ptr_loc_obstack, joined_conditions)
143 (joined_conditions_obstack): New variables.
144 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
145 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
146 (join_c_conditions, print_c_condition): New functions.
147 (apply_macro_to_string): Associate the new string with the same
148 source location as the old one.
149 (add_condition_to_string): Use join_c_conditions.
150 (read_string): Use set_rtx_ptr_loc to record a filename and line
151 number for the string.
152 (read_rtx): Initialize the new variables above.
153 * genattrtab.c (write_test_expr, write_attr_value): Use
155 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
156 comment above the GCC_VERSION check.
157 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
158 Inline the definition of MAYBE_EVAL.
159 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
160 * genoutput.c (process_template): Likewise.
161 * genpreds.c (write_predicate_subfunction): Likewise.
162 (write_predicate_expr): Use print_c_condition.
163 * genrecog.c (write_cond): Likewise.
164 * gensupport.c (process_rtx): Use join_c_conditions to join the
165 conditions of a define_insn_and_split. Record a source location
166 for the string after the "&&".
167 (alter_test_for_insn): Use join_c_conditions.
169 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
172 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
173 PR tree-optimization/15784
174 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
177 2005-03-04 Ben Elliston <bje@au.ibm.com>
179 * gcc.c (option_map): Add --coverage.
180 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
181 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
182 * config/darwin.h: Pass -lgcov for `coverage'.
183 * doc/invoke.texi (Debugging Options): Document --coverage.
185 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
187 * gcse.c (bypass_block): Use find_edge wherever possible.
189 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
193 * c-opts.c (c_common_parse_file): Call start_source_file
194 and end_source_file at the approriate times.
196 * dwarf2out.c (dwarf2out_finish): Don't auto-end
197 the main file, it will be done for us now.
199 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
201 * fold-const.c (fold_ternary): New.
202 (fold): Call fold_ternary on ternary expressions. Remove
203 handling of ternary expressions.
205 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
207 PR tree-optimization/15784
208 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
211 2005-03-03 David Edelsohn <edelsohn@gnu.org>
213 * config/rs6000/predicates.md (branch_comparison_operator):
214 Convert from C block to conditional format.
216 2005-03-03 Jan Hubicka <jh@suse.cz>
218 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
219 and non-constant public variables.
221 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
223 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
226 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
229 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
230 calls to release_ssa_name and release_phi_node.
232 * fold-const.c (fold): Remove handling of unary expressions.
234 * fold-const.c (fold_unary): Avoid directly using the original
235 expression t as much as possible.
237 2005-03-03 Roger Sayle <roger@eyesopen.com>
238 Andrew Pinski <pinskia@physics.uc.edu>
240 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
241 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
243 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
245 Describe special registers SRP and MOF as allocatable registers.
246 * config/cris/cris.c (cris_md_asm_clobbers): New function.
247 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
248 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
249 TARGET_HAS_MUL_INSNS.
250 (cris_print_operand) <case 'd'>: New case.
251 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
252 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
254 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
255 (REG_ALLOC_ORDER): Update for MOF.
256 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
258 (GENERAL_REGS): No longer a define of ALL_REGS.
259 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
260 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
262 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
263 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
264 (SECONDARY_RELOAD_CLASS): Define.
265 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
266 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
267 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
268 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
269 (REGISTER_MOVE_COST): Define.
270 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
271 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
272 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
273 (CRIS_MOF_REGNUM): New define_constants.
274 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
276 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
278 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
279 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
280 Adjust for MOF being properly described as a register.
281 (indir_to_reg_split): Name this split. Conditionalize on the
282 destination register being a general register.
283 (movei): Conditionalize on on operands 0 and 1 having the same
286 2005-03-03 Alan Modra <amodra@bigpond.net.au>
289 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
290 -mcpu to override any other explicitly given flags.
292 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
294 * recog.c (verify_changes, confirm_change_group): New functions,
295 broken out of apply_change_group.
296 (apply_change_group): Use them.
297 * recog.h (verify_change, confirm_change_group): Declare.
298 * rtl.h (redirect_jump_2): Declare.
299 * jump.c (redirect_exp, invert_exp): Delete.
300 (invert_exp_1): Take second parameter. Return value. Changed caller.
301 (redirect_jump_2): New function, broken out of redirect_jump.
302 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
303 (invert_jump): Use invert_jump_1 and redirect_jump_2.
304 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
306 2005-03-02 Geoffrey Keating <geoffk@apple.com>
308 * varasm.c (named_section): Use xstrdup rather than doing it by
311 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
313 2005-03-02 Devang Patel <dpatel@apple.com>
315 Undo PR tree-optimization/18815 fix.
317 2005-03-02 Devang Patel <dpatel@apple.com>
319 PR tree-optimization/18815
320 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
321 loops with zero exit edges.
323 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
325 * cfg.c (connect_src, connect_dest, disconnect_src,
326 disconnct_dest): New.
327 (unchecked_make_edge, remove_edge, redirect_edge_succ,
328 redirect_edge_pred): Use the new functions.
330 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
331 free_dominance_info only when needed.
333 2005-03-02 David Edelsohn <edelsohn@gnu.org>
336 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
337 (reg_or_sub_cint64_operand): Same.
339 2005-03-02 Jeff Law <law@redhat.com>
341 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
342 CFG_ALTERED in the main DOM iteration loop.
344 2005-03-02 Mark Mitchell <mark@codesourcery.com>
347 * varasm.c (initializer_constant_valid_p): Allow conversions
348 between OFFSET_TYPEs. Tidy.
350 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
352 * config/cris/cris.md ("return"): Remove epilogue delay list
355 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
357 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
359 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
361 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
363 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
364 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
365 config/m68k/m68k.c, config/mips/mips.h,
366 config/rs6000/rs6000-protos.h, doc/contrib.texi,
367 doc/include/gcc-common.texi: Update copyright.
369 PR middle-end/18029 and PR middle-end/18030
370 * expr.c (optimize_bitfield_assignment_op): Add a special case
371 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
373 * fold-const.c (fold_unary): New.
374 (fold): Call fold_unary on unary expressions.
376 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
378 * cgraph.h (struct cgraph_edge): Add prev_caller and
380 (cgraph_node_remove_callees): Export.
381 * cgraph.c (cgraph_create_edge): Initialize prev_caller
383 (cgraph_edge_remove_callee): New function.
384 (cgraph_edge_remove_caller): Likewise.
385 (cgraph_remove_edge): Use.
386 (cgraph_redirect_edge_callee): Likewise.
387 (cgraph_node_remove_callees): New function.
388 (cgraph_node_remove_callers): Likewise.
389 (cgraph_remove_node): Use.
390 * tree-optimize.c (tree_rest_of_compilation): Use
391 cgraph_node_remove_callees instead of manual loop.
392 * cgraphunit.c (cgraph_finalize_function): Likewise.
393 (cgraph_expand_function): Likewise.
394 (cgraph_remove_unreachable_nodes): Likewise.
396 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
399 * c-tree.h (undeclared_variable, build_external_ref): Add extra
401 * c-decl.c (undeclared_variable): Take location as argument.
402 * c-typeck.c (build_external_ref): Likewise.
403 * c-parser.c (c_parser_postfix_expression): Pass location of
404 identifier to build_external_ref.
406 2005-03-01 David Edelsohn <edelsohn@gnu.org>
408 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
409 CCEQ mode for branch_positive_comparison_operator test.
410 * config/rs6000/predicates (branch_comparison_operator): Revert to
412 (scc_comparison_operator): Same.
413 (branch_positive_comparison_operator): Same.
415 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
417 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
418 (cris_delay_slots_for_epilogue): Remove.
419 (save_last): Move into cris_target_asm_function_epilogue.
420 (cris_target_asm_function_epilogue): Remove tests for file being
422 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
423 (cris_delay_slots_for_epilogue): Remove prototypes.
424 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
425 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
427 2005-03-01 David Edelsohn <edelsohn@gnu.org>
429 * config/rs6000/predicates.md (branch_comparison_operator): Change
430 to define_special_predicate.
431 (scc_comparison_operator): Same.
432 (branch_positive_comparison_operator): Same.
434 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
436 * Makefile.in (tree-ssa-sink.o): New.
437 (OBJS-common): Add tree-ssa-sink.o.
438 * common.opt: Add -ftree-sink
439 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
440 * timevar.def (TV_TREE_SINK): new timevar.
441 * tree-flow.h (is_hidden_global_store): Prototype.
442 * tree-optimize.c (init_tree_optimization_passes): Add
444 * tree-pass.h (pass_sink_code): New.
445 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
446 for non-obvious global store store to is_hidden_global_store, and
447 call that new function.
448 * tree-ssa-sink.c: New file.
449 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
450 * doc/passes.texi: Document forward store motion.
451 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
452 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
453 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
454 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
456 2005-03-01 Per Bothner <per@bothner.com>
458 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
459 and we have a non-zero column-number, add it to the message.
460 Also factor out the diagnostic_kind_text.
462 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
464 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
465 flow_loop_pre_header_scan, flow_loop_pre_header_find,
466 flow_loop_scan): Removed.
467 (flow_loop_dump): Do not dump removed fields.
468 (flow_loop_free): Do not free removed fields.
469 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
470 (loop_exit_edge_p): New function.
471 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
472 num_pre_header_edges, entry_edges, num_entries, exit_edges,
473 num_exits, exits_doms.
474 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
475 LOOP_EDGES, LOOP_ALL): Removed.
476 (flow_loop_scan): Declaration removed.
477 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
478 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
480 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
481 (if_convert): Call flow_loops_find and flow_loops_free
482 when calling mark_loop_exit_edges.
483 * cfgloopanal.c (mark_loop_exit_edges): Moved from
484 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
485 free_dominance_info calls.
486 * loop-init.c (flow_loops_find): Ditto.
487 * passes.c (rest_of_handle_branch_prob): Ditto.
488 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
489 * loop-unroll.c (analyze_insns_in_loop): Do not use
491 * predict.c (predict_loops): Do not call flow_loop_scan.
492 Use get_loop_exit_edges.
493 (tree_estimate_probability): Do not pass flags to flow_loops_find.
494 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
495 Do not use EDGE_LOOP_EXIT.
496 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
497 to bb_with_exit_edge_p.
498 (if_convertible_loop_p): Do not call flow_loop_scan. Use
499 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
500 to bb_with_exit_edge_p.
501 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
503 * tree-loop-linear.c (linear_transform_loops): Do not call
504 flow_loop_scan. Use loop->single_exit.
505 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
506 (vect_analyze_loop_form): Do not call flow_loop_scan.
507 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
509 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
511 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
512 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
513 slpeel_tree_duplicate_loop_to_edge_cfg,
514 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
515 Use loop_preheader_edge and loop->single_exit. Do not call
518 2005-03-01 Nick Clifton <nickc@redhat.com>
520 * config/arm/arm.c (thumb_find_work_register): Check all of the
521 argument registers to see if they are free, and a couple of
522 special cases where the last argument register but can be proved
523 to be available during the function's prologue.
524 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
525 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
526 thumb_unexpanded_epilogue): Use unsigned long as the type for the
528 (thumb_compute_save_reg_mask): Likewise. Also use
529 thumb_find_work_register() to ensure that there is agreement about
530 which work register is going to be used in the prologue.
531 (thumb_output_function_prologue): Use unsigned long as the type
532 for the register bit-mask. Also delay pushing the link register if
533 other high registers are going to be pushed.
534 (thumb_compute_save_reg_mask, emit_multi_reg_push,
535 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
536 redundant prototypes.
538 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
541 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
542 and after reload in REG+REG indexed addresses without REG_POINTER
543 set in the base and not set in the index.
545 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
547 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
549 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
550 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
551 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
552 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
553 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
555 * config.gcc (sh*-*-linux*): Use config/linux.h.
557 2005-02-28 Dale Johannesen <dalej@apple.com>
558 Stan Shebs <shebs@apple.com>
560 Rewrite of 64-bit Darwin structure-by-value pass/return.
561 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
562 intoffset, use_stack, named.
563 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
564 (rs6000_darwin64_record_arg_advance_flush): New.
565 (rs6000_darwin64_record_arg_advance_recurse): New.
566 (rs6000_darwin64_record_arg_flush): New.
567 (rs6000_darwin64_record_arg_recurse): New.
568 (rs6000_darwin64_record_arg): New.
569 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
570 (function_arg_boundary): Handle 128-bit aligned structs.
571 (function_arg_advance): Rewrite darwin64 struct handling.
572 (function_arg): Call rs6000_darwin64_record_arg.
573 (function_arg_partial_nregs): Handle darwin64 structs.
574 (rs6000_darwin64_function_value): Remove.
575 (rs6000_function_value): Call rs6000_darwin64_record_arg.
577 2005-02-28 Roger Sayle <roger@eyesopen.com>
579 PR tree-optimization/20216
580 * tree-chrec.c (tree_fold_factorial): Delete.
581 (tree_fold_binomial): Change argument list to take a return type
582 and change the type of K to unsigned int. Rewrite to avoid explicit
583 evaluation of factorials, and (recursively) calling fold to perform
584 compile-time arithmetic. Return NULL on (internal) overflow.
585 (chrec_evaluate): Change type of K to an unsigned int. Avoid
586 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
587 if any intermediate calculation overflows.
588 (chrec_apply): Update call to chrec_evaluate.
590 2005-02-28 James E Wilson <wilson@specifixinc.com>
592 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
594 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
597 * c-parser.c (c_parser_compound_statement): Return error_mark_node
598 instead of NULL_TREE on error.
600 2005-02-28 David Edelsohn <edelsohn@gnu.org>
602 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
603 (EASY_VECTOR_15_ADD_SELF): Remove.
604 (num_insns_constant_wide): Not static.
605 (validate_condition_mode): Not static.
606 (toc_relative_expr_p): Not static.
607 (legitimate_indirect_address_p): Not static.
608 (macho_lo_sum_memory_operand): Not static.
609 (invalid_e500_subreg): Not static.
610 (easy_vector_same): Not static.
611 (easy_vector_splat_const): Not static.
612 (RS6000_SYMBOL_REF_TLS_P): Remove.
613 (any_operand): Delete.
614 (any_parallel_operand): Delete.
615 (count_register_operand): Delete.
616 (altivec_register_operand): Delete.
617 (xer_operand): Delete.
618 (s8bit_cint_operand): Delete.
619 (short_cint_operand): Delete.
620 (u_short_cint_operand): Delete.
621 (non_short_cint_operand): Delete.
622 (exact_log2_cint_operand): Delete.
623 (gpc_reg_operand): Delete.
624 (cc_reg_operand): Delete.
625 (cc_reg_not_cr0_operand): Delete.
626 (reg_or_short_operand): Delete.
627 (reg_or_neg_short_operand): Delete.
628 (reg_or_aligned_short_operand): Delete.
629 (reg_or_u_short_operand): Delete.
630 (reg_or_cint_operand): Delete.
631 (reg_or_arith_cint_operand): Delete.
632 (reg_or_add_cint64_operand): Delete.
633 (reg_or_sub_cint64_operand): Delete.
634 (reg_or_logical_cint_operand): Delete.
635 (got_operand): Delete.
636 (got_no_const_operand): Delete.
637 (easy_fp_constant): Delete.
638 (easy_vector_constant): Delete.
639 (easy_vector_constant_add_self): Delete.
640 (zero_constant): Delete.
641 (zero_fp_constant): Delete.
642 (volatile_mem_operand): Delete.
643 (offsettable_mem_operand): Delete.
644 (mem_or_easy_const_operand): Delete.
645 (add_operand): Delete.
646 (non_add_cint_operand): Delete.
647 (logical_operand): Delete.
648 (non_logical_cint_operand): Delete.
649 (mask_operand): Delete.
650 (mask_operand_wrap): Delete.
651 (mask64_operand): Delete.
652 (mask64_2_operand): Delete.
653 (and64_operand): Delete.
654 (and64_2_operand): Delete.
655 (and_operand): Delete.
656 (reg_or_mem_operand): Delete.
657 (lwa_operand): Delete.
658 (symbol_ref_operand): Delete.
659 (call_operand): Delete.
660 (current_file_function_operand): Delete.
661 (input_operand): Delete.
662 (rs6000_nonimmediate_operand): Delete.
663 (rs6000_tls_symbol_ref): Delete.
664 (save_world_operation): Delete.
665 (restore_world_operation): Delete.
666 (load_multiple_operation): Delete.
667 (store_multiple_operation): Delete.
668 (vrsave_operation): Delete.
669 (mfcr_operation): Delete.
670 (mtcrf_operation): Delete.
671 (lmw_operation): Delete.
672 (stmw_operation): Delete.
673 (branch_comparison_operator): Delete.
674 (branch_positive_comparison_operator): Delete.
675 (scc_comparison_operator): Delete.
676 (trap_comparison_operator): Delete.
677 (boolean_operator): Delete.
678 (boolean_or_operator): Delete.
679 (min_max_operator): Delete.
680 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
681 (EASY_VECTOR_15): Moved to here.
682 (EASY_VECTOR_15_ADD_SELF): Move to here.
683 (PREDICATE_CODES): Delete.
684 * config/rs6000/rs6000-protos.h: Delete predicate functions.
685 Declare functions no longer static.
686 * config/rs6000/predicates.md: New.
687 * config/rs6000/rs6000.md: Include predicates.md
689 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
691 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
692 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
694 * cfgrtl.c (need_fake_edge_p): Likewise.
695 * combine.c (distribute_notes): Likewise.
696 * emit-rtl.c (try_split): Likewise.
697 * recog.c (peephole2_opimize): Likewise.
698 * reg-notes.def (ALWAYS_RETURN): Remove.
699 * rtl.h (LCT_ALWAYS_RETURN): Remove.
700 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
701 * tree.h (ECF_ALWAYS_RETURN): Remove.
703 2005-02-28 Roger Sayle <roger@eyesopen.com>
706 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
707 between different machine modes is never a "useless" conversion.
709 2005-02-28 Geert Bosch <bosch@gnat.com>
712 * doc/contrib.texi: List contributors for Ada front end
714 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
716 * simplify-rtx.c (simplify_unary_operation_1,
717 simplify_const_unary_operation): New, extracted from...
718 (simplify_unary_operation): ... this one.
719 (simplify_binary_operation_1,
720 simplify_const_binary_operation): New, extracted from...
721 (simplify_binary_operation): ... this one.
722 * rtl.h (simplify_const_unary_operation,
723 simplify_const_binary_operation): Add prototypes.
725 2005-02-28 Julian Brown <julian@codesourcery.com>
727 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
728 building libjava and caused PR regression/20228.
730 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
733 * Makefile.in (host_subdir): New.
734 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
735 * configure: Regenerate.
737 2005-02-27 Zack Weinberg <zack@codesourcery.com>
739 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
740 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
741 installation directory first.
743 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
746 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
747 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
748 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
749 * config/cris/cris.md: Tweak comments referring to Q.
750 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
751 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
752 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
753 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
754 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
755 Insert spaces in constraints to align alternatives vertically for
757 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
760 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
762 PR rtl-optimization/17728
763 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
764 operand 0 from general_operand to move_dest_operand.
766 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
768 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
769 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
770 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
771 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
773 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
775 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
776 * configure: Regenerate.
777 * libada-mk.in: Remove CC; rename
778 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
780 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
783 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
784 for the lhs, also walk over the tree. Likewise for rhs.
786 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
788 * tree-ssa-dom.c (simple_iv_increment_p): New function.
789 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
790 Do not propagate value of iv before increment over the increment.
792 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
794 * c-parser.c: New file.
795 * c-parse.in: Remove.
796 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
798 (c-parser.o): Add dependencies.
799 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
800 maintainer-clean, TAGS): Update.
801 * c-config-lang.in (gtfiles): Update.
802 * gengtype-lex.l: Don't handle "@@".
803 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
804 objc_build_synchronized, objc_begin_try_stmt,
805 objc_begin_catch_clause, objc_finish_catch_clause,
806 objc_build_finally_clause, objc_finish_try_stmt): New.
807 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
809 (c_parse_init): Update comment.
810 * c-decl.c (c_init_decl_processing): Update comment.
811 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
812 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
813 new c_declspecs members.
815 2005-02-25 Julian Brown <julian@codesourcery.com>
817 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
818 from being used for symbols with vague linkage when
819 HAVE_GAS_COMDAT_GROUP is true.
821 2005-02-25 Mark Mitchell <mark@codesourcery.com>
823 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
825 2005-02-25 Steve Ellcey <sje@cup.hp.com>
828 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
829 (LIBGCC2_HAS_DF_MODE): New.
830 (LIBGCC2_HAS_XF_MODE): New.
831 (LIBGCC2_HAS_TF_MODE): New.
832 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
833 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
834 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
835 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
836 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
837 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
838 and add _fixtfdi, _fixunstfdi, _floatditf
839 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
840 L_fixunstfdi, L_floatditf.
841 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
842 (LIBGCC2_HAS_TF_MODE): Define.
844 2005-02-25 Diego Novillo <dnovillo@redhat.com>
846 PR tree-optimization/20204
847 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
848 REWRITE_THIS_STMT markers on PHI nodes.
849 (rewrite_initialize_block): Likewise.
851 2005-02-25 Mark Mitchell <mark@codesourcery.com>
853 * version.c (version_string): Update to 4.1.
855 2005-02-25 Paolo Carlini <pcarlini@suse.de>
857 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
858 Clarify that the alternative way doesn't work in GNU C++.
860 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
862 PR tree-optimization/19937
863 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
864 to the type of the induction variable.
866 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
868 PR rtl-optimization/20117
869 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
870 the block including noncopyable insn.
872 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
874 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
875 calls to find_reg_note.
877 2005-02-24 Richard Henderson <rth@redhat.com>
880 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
883 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
885 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
886 vector types if to use base reg for misaligned non-word ld/std.
888 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
891 * config/cris/cris.c (cris_target_asm_function_prologue): Create
892 dwarf2 label manually and put it after, not before the prologue.
894 2005-02-24 David Edelsohn <edelsohn@gnu.org>
897 * reload.c (operands_match_p): Only increment register number for
898 SCALAR_INT_MODE_P modes in multiple hard registers.
900 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
903 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
905 * ChangeLog.5: Fix log message typo(s).
906 * ChangeLog.7: Likewise.
907 * ChangeLog.tree-ssa: Likewise.
908 * cfgexpand.c: Fix comment typo(s).
909 * conflict.c: Likewise.
910 * defaults.h: Likewise.
911 * dwarf2out.c: Likewise.
913 * ggc-page.c: Likewise.
914 * tree-eh.c: Likewise.
915 * tree-ssa-dom.c: Likewise.
917 2005-02-24 Jakub Jelinek <jakub@redhat.com>
920 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
921 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
922 if SHARED is defined.
925 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
926 allow splitting only if operands 0 and 3 don't overlap.
928 2005-02-24 Richard Henderson <rth@redhat.com>
931 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
932 (fold_builtin_1): Call them.
933 * fold-const.c (fold_complex_mult_parts): Split out from ...
934 (fold_complex_mult): ... here. Fix typo in both imaginary case.
935 (fold_complex_div_parts, fold_complex_div): New.
937 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
939 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
941 * tree-ssa-ccp.c (visit_assignment): Verify that result of
942 VIEW_CONVERT_EXPR is_gimple_min_invariant.
944 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
945 (print_node): Likewise.
946 Print TYPE_SIZES_GIMPLIFIED.
948 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
950 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
951 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
952 operands as commutative in constraints.
954 2005-02-24 Diego Novillo <dnovillo@redhat.com>
956 * tree-into-ssa.c: Re-organize internal functions.
958 2005-02-24 Richard Henderson <rth@redhat.com>
961 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
963 * common.opt (fcx-limited-range): New.
964 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
965 * toplev.c (flag_complex_method): Initialize to 1.
966 (process_options): Set flag_complex_method to 0 if
967 flag_cx_limited_range.
968 * doc/invoke.texi (-fcx-limited-range): New.
970 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
972 * cse.c (delete_trivially_dead_insns): Speed up by using
973 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
976 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
978 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
979 functions when -mid-shared-library is being used.
981 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
983 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
984 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
985 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
986 * system.h: Poison LINK_LIBGCC_SPECIAL.
988 2005-02-23 James E Wilson <wilson@specifixinc.com>
990 * gengtype.c (note_insn_name): Make 1 element larger.
992 2005-02-23 Roger Sayle <roger@eyesopen.com>
995 PR rtl-optimization/20097
996 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
997 BImode SUBREGs of SImode registers which confuse the ia64 backend.
999 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1001 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1002 * t-aix52 (SHLIB_INSTALL): Same.
1004 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1006 * genpreds.c: Update copyright.
1008 2005-02-23 Michael Beach <michaelb@ieee.org>
1011 * config/sparc/t-elf (startup files): Assemble with CPP.
1013 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1015 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1016 (write_predicate_expr): Likewise.
1018 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1020 PR tree-optimization/20100
1021 PR tree-optimization/20115
1022 * tree-optimize.c (init_tree_optimization_passes): Remove
1023 pass_maybe_create_global_var.
1024 * tree-pass.h (pass_maybe_create_global_var): Remove.
1025 * tree-ssa-alias.c (aliases_computed_p): Declare.
1026 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1027 (count_calls_and_maybe_create_global_var): Remove.
1028 (pass_maybe_create_global_var): Remove.
1029 (init_alias_info): Do not declare aliases_computed_p.
1030 (maybe_create_global_var): If the function contains no
1031 call-clobbered variables and a mix of pure/const and regular
1032 function calls, create .GLOBAL_VAR.
1033 Mark all call-clobbered variables for renaming.
1034 (merge_pointed_to_info): Update comment.
1035 (add_pointed_to_var): Likewise.
1036 (is_escape_site): Likewise.
1037 Accept struct alias_info * instead of size_t *.
1039 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1041 * tree-ssa-operands.c (get_call_expr_operands): If
1042 ALIASES_COMPUTED_P is false, do not add call-clobbering
1044 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1045 (delete_tree_ssa): Likewise.
1047 2005-02-22 James E Wilson <wilson@specifixinc.com>
1049 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1050 (do_compile): Do call it here.
1052 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1054 PR rtl-optimization/20017.
1055 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1056 rest_of_handle_cse2, rest_of_handle_gcse): Call
1057 delete_dead_jumptables immediately before calling cleanup_cfg.
1059 2005-02-22 Devang Patel <dpatel@apple.com>
1062 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1065 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1067 * config/rs6000/aix.h (WINT_TYPE): Define.
1069 2005-02-22 Stan Shebs <shebs@apple.com>
1071 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1072 natural alignment for 64-bit Darwin.
1073 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1075 * doc/invoke.texi: Document this.
1077 2005-02-22 DJ Delorie <dj@redhat.com>
1079 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1080 to make_[un]signed_type, not the mode itself.
1082 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1084 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1085 not available. Use tail calls wherever possible.
1086 (make_edge): Call unchecked_make_edge to create an edge.
1088 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1089 (coalesce_ssa_name): Don't check for
1090 SSANORM_USE_COALESCE_LIST.
1091 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1093 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1095 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1096 (rewrite_into_ssa): ... here.
1098 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1100 PR tree-optimization/19786
1101 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1102 tag to another's may-alias bitmap when adding to the other's list.
1104 2005-02-21 DJ Delorie <dj@redhat.com>
1106 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1107 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1108 registers in unsupported ways.
1109 * expmed.c (init_expmed): Likewise.
1111 2005-02-21 Stan Cox <scox@redhat.com>
1113 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1115 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1117 * tree-cfg.c (fold_cond_expr_cond): New.
1118 (make_edges): Call fold_cond_expr_cond.
1119 (find_taken_edge): Accept nothing but INTEGER_CST.
1120 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1122 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1124 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1125 that do not belong to any basic block.
1127 2005-02-21 Jeff Law <law@redhat.com>
1129 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1132 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1134 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1135 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1136 Adjust their definitions.
1137 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1138 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1140 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1141 genautomata.c, langhooks.c, langhooks.h, system.h,
1142 config/arm/lib1funcs.asm: Update copyright.
1144 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1146 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1148 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1151 * doc/install.texi: Document --with-gc.
1153 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1155 * simplify-rtx.c (simplify_unary_operation): Add a missing
1158 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1160 PR tree-optimization/18663
1161 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1162 if the type has variable bounds.
1164 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1166 * gcse.c: Remove an obsolete comment.
1168 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1170 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1172 * doc/extend.texi (Function Attributes) <Attribute const>: The
1173 attribute "pure" is below this text, not above.
1175 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1177 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1178 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1179 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1181 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1184 * langhooks.h (struct lang_hooks): Add to_target_charset.
1185 * langhooks.c (lhd_to_target_charset): New function.
1186 * langhooks-def.h: Declare lhd_to_target_charset.
1187 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1188 (LANG_HOOKS_INITIALIZER): Update.
1189 * c-common.c (c_common_to_target_charset): New function.
1190 * c-common.h: Declare it.
1191 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1192 c_common_to_target_charset.
1194 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1195 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1197 * system.h: Poison them.
1198 * doc/tm.texi: Don't discuss them.
1199 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1200 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1201 (pp_c_char): Do not attempt to generate letter escapes for
1203 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1204 * config/mips/mips.c (mips_output_ascii): Likewise.
1206 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1208 PR tree-optimization/19951
1209 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1212 2005-02-19 Steven Bosscher <stevenb@suse.de>
1215 * function.h (struct function): New field `max_loop_depth'.
1216 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1217 (flow_loops_find): Reset the max loop depth count before finding loops.
1218 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1219 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1220 (calculate_global_regs_live): Make sure the loop will terminate
1221 when the initial sets are not empty.
1223 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1225 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1227 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1229 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1232 * doc/invoke.texi: Remove documentation of %M spec.
1234 (init_spec): Remove %M suffix from -lgcc_s.
1235 (do_spec_1): Remove 'M' case.
1236 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1237 to put shared libraries in the multilib directory. Remove the
1238 shlib_so_soname substitution variable. Don't add a multilib encoding
1239 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1240 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1241 SHLIB_INSTALL as well as SHLIB_LINK.
1242 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1243 (SHLIB_NAME): Delete.
1244 (SHLIB_DIR): New macro.
1245 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1246 (SHLIB_INSTALL): Adjust accordingly.
1247 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1248 * config/t-slibgcc-sld: Likewise.
1249 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1250 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1251 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1253 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1254 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1255 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1256 Use @shlib_base_name@ instead of @shlib_so_name@.
1257 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1258 and @shlib_base_name@.so in @multilib_dir@.
1259 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1260 to the install path.
1261 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1262 (SHLIB_LINK): Remove previous workaround.
1263 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1264 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1265 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1267 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1268 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1269 (SHLIB_INSTALL): Adjust accordingly.
1270 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1271 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1272 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1273 config/t-slibgcc-elf-ver.
1275 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1276 Jakub Jelinek <jakub@redhat.com>
1278 PR tree-optimization/19828
1279 * tree-ssa-loop-im.c: Add a TODO comment.
1280 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1281 without side-effects.
1283 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1285 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1288 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1290 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1291 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1292 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1294 (ia64_reorg): Delete fixup_errata call.
1295 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1296 (TARGET_SWITCHES): Delete -mb-step entry.
1298 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1301 * c-typeck.c (composite_type): Handle quals in transparent unions.
1302 (type_lists_compatible_p): Likewise.
1304 2005-02-18 Stan Shebs <shebs@apple.com>
1306 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1307 expressions in the .literal8 section.
1309 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1311 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1313 2005-02-18 Roger Sayle <roger@eyesopen.com>
1315 * fold-const.c (constant_boolean_node): Always create values of the
1316 specified type, don't bother calling truthvalue_conversion.
1318 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1320 * except.c (output_function_exception_table): Call
1321 assemble_external_libcall (eh_personality_libfunc).
1323 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1326 * config/ia64/ia64.h (struct machine_function): Add state_num.
1327 * config/ia64/ia64.c (process_epilogue,
1328 process_for_unwind_directive): Use new unwind state numbers each
1329 time rather than state 1.
1331 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1334 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1335 before the "*llgt_didi" pattern.
1337 2005-02-18 Jason Merrill <jason@redhat.com>
1339 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1341 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1343 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1344 (div0): Use it in place of ARM_FUNC_ALIAS.
1345 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1347 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1350 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1351 access, the lower bound of the array type if it exists.
1353 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1356 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1357 cases that are out-of-range for the index type.
1359 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1361 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1362 (estimate_case_costs): Don't call convert.
1363 * expmed.c (expand_shift): Likewise.
1364 (make_tree): Call fold_convert instead of convert.
1366 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1369 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1370 that ref to be marked MEM_READONLY_P doesn't have base that needs
1373 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1375 * genautomata.c (output_get_cpu_unit_code_func,
1376 output_cpu_unit_reservation_p): Don't generate old-style function
1379 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1382 PR tree-optimization/20009
1383 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1385 PR tree-optimization/18947
1386 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1387 inline, remove all nodes that are inlined into the extern inline
1390 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1392 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1393 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1394 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1395 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1398 2005-02-17 Roger Sayle <roger@eyesopen.com>
1400 PR tree-optimization/19917
1401 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1402 to be potentially trapping.
1404 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1406 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1408 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1410 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1411 tem becomes a local variable which is set to the value of the
1412 back end defined INITIAL_FRAME_ADDRESS macro.
1413 (expand_builtin_frame_address): Omit the base parameter to
1414 expand_builtin_return_addr.
1415 (expand_builtin_profile_func): Likewise.
1416 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1417 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1418 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1420 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1422 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1423 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1424 * config/frv/frv.c (frv_function_epilogue): Likewise.
1426 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1428 * lambda-code (perfect_nestify): Remove mark/unmark
1430 * tree-loop-linear.c (linear_transform_loops): Add
1431 rewrite_into_ssa call so that ssa is correct for
1432 rewriting into loop closed.
1434 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1436 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1437 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1439 * bt-load.c (btr_def_live_range, combine_btr_defs,
1440 migrate_btr_def, migrate_btr_defs): Likewise.
1441 * cfgcleanup.c (thread_jump): Likewise.
1442 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1443 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1444 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1445 df_rd_local_compute, df_reg_info_compute): Likewise.
1446 * dominance.c (init_dom_info, free_dom_info): Likewise.
1447 * flow.c (init_propagate_block_info,
1448 free_propagate_block_info): Likewise.
1449 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1450 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1451 modify_reg_pav): Likewise.
1452 * loop-invariant.c (find_defs, find_invariant_insn,
1453 find_invariants, free_inv_motion_data): Likewise.
1454 * predict.c (tree_predict_by_opcode,
1455 estimate_bb_frequencies): Likewise.
1456 * stmt.c (expand_case): Likewise.
1457 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1458 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1459 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1460 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1461 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1462 rewrite_ssa_into_ssa): Likewise.
1463 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1464 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1465 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1466 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1467 * tree-sra.c (tree_sra): Likewise.
1468 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1469 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1470 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1471 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1472 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1473 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1475 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1476 calculate_live_on_entry, calculate_live_on_exit,
1477 build_tree_conflict_graph): Likewise.
1478 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1479 record_important_candidates, set_use_iv_cost, find_depends,
1480 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1481 tree_ssa_iv_optimize_finalize): Likewise.
1482 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1483 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1484 tree_duplicate_loop_to_header_edge): Likewise.
1485 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1486 * tree-ssa.c (verify_flow_insensitive_alias_info,
1487 verify_name_tags, verify_ssa, init_tree_ssa,
1488 delete_tree_ssa): Likewise.
1489 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1490 fini_ssanames): Likewise.
1491 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1493 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1495 * config/rs6000/t-rtems: Completely reworked.
1497 2005-02-17 Ira Rosen <irar@il.ibm.com>
1499 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1501 2005-02-17 Ira Rosen <irar@il.ibm.com>
1503 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1504 POINTER_TYPE_P when checking that type is a pointer.
1505 (vect_get_memtag): Remove.
1506 (vect_address_analysis): Use POINTER_TYPE_P. Call
1507 vect_object_analysis with dummy parameter for memtag.
1508 (vect_object_analysis): Extract memtag (functionality that
1509 used to be in vect_get_memtag and moved here). Fix printings.
1510 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1511 with correct parameters. Remove call to vect_get_memtag.
1513 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1515 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1516 (tree-vectorizer.o): Added missing dependencies.
1518 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1520 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1521 declaration in tree-vectorizer.c, now has an extern declaration in
1523 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1524 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1525 get_vectype_for_scalar_type, vect_is_simple_use,
1526 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1527 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1528 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1529 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1530 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1531 find_loop_location): Likewise.
1533 * tree-vectorizer.c (langhooks.h): #include removed.
1534 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1535 moved to tree-vectorized.h.
1536 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1537 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1538 get_vectype_for_scalar_type, vect_is_simple_use,
1539 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1540 vect_supportable_dr_alignment, new_loop_vec_info,
1541 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1542 vect_set_verbosity_level, find_loop_location): Likewise.
1544 (vect_analyze_loop): Function externalized. Declaration moved to
1545 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1546 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1547 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1548 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1549 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1550 vect_enhance_data_refs_alignment, vect_analyze_operations,
1551 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1552 vect_stmt_relevant_p, vect_get_loop_niters,
1553 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1554 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1555 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1556 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1557 vect_get_memtag): Likewise.
1559 (vectorizable_load): Function externalized. Declaration moved to
1560 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1561 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1562 vect_transform_loop): Likewise.
1563 (vect_transform_stmt): Moved to tree-vect-transform.c.
1564 (vect_align_data_ref, vect_create_destination_var,
1565 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1566 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1567 vect_get_vec_def_for_operand, vect_init_vector,
1568 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1569 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1570 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1571 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1572 vect_do_peeling_for_loop_bound): Likewise.
1574 * tree-vect-analyze.c: New file.
1575 * tree-vect-transform.c: New file.
1577 2005-02-17 Jason Merrill <jason@redhat.com>
1579 PR mudflap/19319, c++/19317
1580 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1583 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1585 * doc/install.texi (Specific): Update link for Darwin-specific
1588 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1590 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1591 constant_boolean_node.
1593 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1596 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1597 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1599 2005-02-16 Richard Henderson <rth@redhat.com>
1602 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1604 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1605 replace uses with Wtype_MAXp1_F.
1606 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1607 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1608 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1609 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1610 and HAVE_TFMODE as appropriate.
1611 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1612 (__floatdisf): Likewise.
1613 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1614 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1615 (Wtype_MAXp1_F): New.
1616 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1617 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1619 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1622 * arm.c (arm_apply_result_size): New function.
1623 * arm.h (APPLY_RESULT_SIZE): Define.
1624 * arm-protos.h (arm_apply_result_size): Add prototype.
1625 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1626 (movxf): New expand.
1627 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1628 (call_value_symbol): Remove predicate for operand 0.
1629 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1630 (untyped_call): Rework to correclty return values for any type.
1631 (untyped_return): New expand.
1632 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1634 2005-02-16 Stan Shebs <shebs@apple.com>
1636 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1637 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1639 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1641 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1642 configure settings on Solaris 7 and later.
1644 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1646 PR tree-optimization/19865
1647 * tree-optimize.c (init_tree_optimization_passes): Run
1648 pass_may_alias after pass_sra.
1650 2005-02-16 Richard Henderson <rth@redhat.com>
1651 Stuart Hastings <stuart@apple.com>
1654 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1655 Do nothing if debug info suppressed for this function.
1656 (dbxout_begin_function): Early exit if debug info suppressed for
1659 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1662 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1664 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1666 PR tree-optimization/19967
1667 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1668 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1669 argument TYPE. Adjust calls to fold_builtin_XXX.
1670 (expand_builtin, fold_builtin_1): Adjust calls to
1672 (fold_builtin_strchr, fold_builtin_strpbrk,
1673 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1674 result to a requested type TYPE.
1676 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1679 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1680 (T)x & (T)cst if (T)cst overflows.
1681 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1682 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1684 2005-02-15 Jeff Law <law@redhat.com>
1686 * gcse.c (blocks_with_calls): New bitmap.
1687 (alloc_gcse_mem): Allocate it.
1688 (free_gcse_mem): Free it.
1689 (clear_modifY_mem_tables): Clear it.
1690 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1691 when we encounter CALL_INSNs.
1692 (compute_transp, case MEM): Handle blocks with calls separate
1693 from blocks without calls. Use bitmap iterators rather than
1696 2005-02-15 Peter O'Gorman <peter@pogma.com>
1699 * mklibgcc.in (vis_hide): Use a temporary object file, not
1702 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1705 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1706 access optimization.
1708 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1709 Alan Modra <amodra@bigpond.net.au>
1712 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1713 (_xlqsub): Rename to __gcc_qsub.
1714 (_xlqmul): Rename to __gcc_qmul.
1715 (_xlqdiv): Rename to __gcc_qdiv.
1716 Provide versioned symbol aliases with old names.
1717 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1718 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1719 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1720 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1721 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1723 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1725 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1726 Fold ~(A - 1) and ~(A + -1) to -A.
1728 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1732 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1733 config/pa/pa-host.c:pa_gt_pch_use_address.
1735 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1737 * tree-vn.c (get_value_handle): Make sure that given an
1738 is_gimple_min_invariant expression, we always return it.
1740 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1742 * passes.c (rest_of_handle_gcse): Fix a comment.
1744 2005-02-15 Jeff Law <law@redhat.com>
1746 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1748 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1749 (canon_list_insert, record_last_mem_set_info): Similarly.
1750 (clear_modify_mem_tables): Similarly.
1752 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1754 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1755 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1756 config/mips/mips.md, config/rs6000/aix.h,
1757 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1759 2005-02-15 Richard Henderson <rth@redhat.com>
1761 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1762 call to be best_edge.
1764 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1766 * basic-block.h: Adjust the prototype for find_basic_blocks.
1767 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1768 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1771 * flow.c (recompute_reg_usage): Remove all arguments.
1772 * passes.c (rest_of_compilation): Adjust the call to
1773 recompute_reg_usage.
1774 * rtl.h: Adjust the prototype for recompute_reg_usage.
1776 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1778 * tree-dump.c (dump_files): Update to reflect new member
1780 (dump_register): Add new argument.
1782 (dump_switch_p_1): Check against glob name if doglob was passed.
1783 (dump_switch_p): Check against regular first, then glob if
1784 we didn't have any hits on the dump name.
1785 * tree-optimize.c (register_one_dump_file):
1786 Pass in glob name as well.
1787 * tree-pass.h (struct dump_file_info): Add glob
1790 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1792 PR preprocessor/16323
1793 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1795 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1798 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1799 (trunctfdf2_internal1): New.
1800 (trunctfdf2_internal2): Renamed from trunctfdf2.
1802 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1804 PR tree-optimization/19853
1805 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1807 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1809 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1810 delete_dead_jumptables and cleanup_cfg.
1812 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1814 * reload.c (find_reloads): Swap address_reloaded flags when
1815 swapping commutative operands.
1817 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1819 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1820 Use standard_iv_increment_position for computing the bsi position
1822 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1825 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1828 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1829 life range of hard registers.
1830 * value-prof.c (insn_prefetch_values_to_profile): Only
1833 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1834 profile in libcalls.
1836 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1838 * bitmap.h (bitmap_and_compl_into): Return bool.
1839 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1841 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1843 PR tree-optimization/19944
1844 * fold-const.c (fold): Re-add ABS_EXPR folding.
1846 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1849 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1850 {TARGET,MASK}_XL_COMPAT.
1851 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1853 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1854 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1856 (rs6000_arg_partial_bytes): Same.
1857 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1858 and XL compatibility enabled.
1859 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1860 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1861 test to final condition.
1862 (cmptf_internal2): New.
1863 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1864 xl-compat. Add TFmode information to description.
1866 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1868 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1870 2005-02-13 Jason Merrill <jason@redhat.com>
1873 * fold-const.c (fold_indirect_ref_1): Split out from...
1874 (build_fold_indirect_ref): Here.
1875 (fold_indirect_ref): New fn.
1876 * tree.h: Declare it.
1877 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1878 (gimplify_modify_expr_rhs): Likewise.
1879 (gimplify_expr): Likewise.
1881 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1883 PR tree-optimization/14303
1884 PR tree-optimization/15784
1885 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1886 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1887 ABS_EXPR<x> != 0 to x != 0.
1889 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1891 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1892 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1893 spelling conventions.
1895 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1896 delete_trivially_dead_insns too many times.
1898 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1901 2005-02-12 Ira Rosen <irar@il.ibm.com>
1903 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1904 (vect_is_simple_iv_evolution): Remove redundant parameter
1906 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1907 without last parameter.
1908 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1909 Return pointer step. Call vect_is_simple_iv_evolution without
1910 last parameter. Check only that the step is multiple of size
1911 type. Remove stmt_vinfo updates.
1912 (vect_get_memtag_and_dr): Remove.
1913 (vect_get_memtag): New function.
1914 (vect_address_analysis): New function.
1915 (vect_object_analysis): New function.
1916 (vect_analyze_data_refs): Call vect_object_analysis and
1917 vect_get_memtag. Update stmt_vinfo fields.
1919 2005-02-12 Ira Rosen <irar@il.ibm.com>
1921 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1922 exist and are objects. Remove checks for pointer.
1923 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1924 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1925 (vect_create_data_ref_ptr): Likewise.
1926 (vect_base_addr_differ_p): New function.
1927 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1928 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1929 Don't set the DR_BASE_NAME field of data-ref.
1930 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1932 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1934 * optabs.h (enum optab_index): Add new OTI_ldexp.
1935 (ldexp_optab): Define corresponding macro.
1936 * optabs.c (init_optabs): Initialize ldexp_optab.
1937 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1939 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1941 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1942 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1944 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1945 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1948 2005-02-12 Ira Rosen <irar@il.ibm.com>
1950 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1952 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1954 (vect_get_base_and_offset): Always return an address.
1955 (vect_create_addr_base_for_vector_ref): Remove treatment for
1956 different data reference types.
1957 (vect_compute_data_ref_alignment): Rename base to base_address in
1958 stmt_vec_info. Get the object in order to force its alignment.
1959 (vect_get_memtag_and_dr): Rename base to base_address in
1960 stmt_vec_info. Extract the object for memtag analysis.
1962 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1964 PR regression/19898.
1965 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1966 changes cc_status, use apply modified_in_p to part of cc_status
1967 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1970 2005-02-11 Richard Henderson <rth@redhat.com>
1972 * tree-complex.c (expand_complex_libcall): New.
1973 (expand_complex_multiplication): Use it for c99 compliance.
1974 (expand_complex_division): Likewise.
1975 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1977 * builtins.c (built_in_names): Remove const.
1978 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1980 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1981 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1982 (built_in_names): Remove const.
1983 * c-common.c (c_common_type_for_mode): Handle complex modes.
1984 * flags.h, toplev.c (flag_complex_method): Rename from
1985 flag_complex_divide_method.
1986 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1987 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1988 * libgcc2.h: Declare them.
1989 * libgcc-std.ver: Export them.
1990 * mklibgcc.in (lib2funcs): Build them.
1992 2005-02-11 Steven Bosscher <stevenb@suse.de>
1994 PR tree-optimization/19876
1995 Partially revert my change from 2005-01-14
1996 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1997 (compute_antic): ...and remove the loop here.
1999 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2002 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2003 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2005 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2006 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2008 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2010 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2011 offsets for the big-endian 32-bit case.
2013 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2015 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2017 2005-02-11 Dale Johannesen <dalej@apple.com>
2019 * cselib.c (cselib_process_insn): Clear out regs where
2020 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2021 * reload.c (find_equiv_reg): Ditto.
2023 2005-02-11 Ian Lance Taylor <ian@airs.com>
2025 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2028 * tree.c (build_function_type_list): Work correctly if there are
2031 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2033 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2034 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2035 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2036 TARGET_ZARCH instead of TARGET_64BIT.
2038 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2040 * config/rs6000/t-rtems:
2041 (MULTILIB_OPTIONS): Remove mcpu=602.
2042 (MUTLILIB_DIRNAMES): Remove m602.
2043 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2044 Let mcpu=602 match mcpu=603.
2045 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2047 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2049 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2052 2005-02-10 David Daney <ddaney@avtrex.com>
2054 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2055 * config/i386/linux-unwind.h: Likewise.
2056 * config/ia64/linux-unwind.h: Likewise.
2057 * config/mips/linux-unwind.h: Likewise.
2058 * config/pa/linux-unwind.h: Likewise.
2059 * config/rs6000/linux-unwind.h: Likewise.
2060 * config/s390/linux-unwind.h: Likewise.
2061 * config/sh/linux-unwind.h: Likewise.
2062 * config/sparc/linux-unwind.h: Likewise.
2064 2005-02-10 Steven Bosscher <stevenb@suse.de>
2066 PR tree-optimization/17549
2067 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2068 TER to replace a DEF with its expression if the DEF and the
2069 rhs of the expression we replace into have the same root
2072 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2074 * config/mips/mips.md: Fix the placement of the match_scratch in the
2077 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2079 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2082 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2084 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2085 (strip_offset): Handle addresses.
2086 (add_address_candidates): Use strip_offset.
2087 (difference_cost): Reflect strip_offset change.
2088 (force_var_cost, difference_cost): Strip nops.
2090 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2092 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2094 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2095 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2096 config/cris/cris-protos.h, config/cris/cris.c: Update
2099 2005-02-10 Jeff Law <law@redhat.com>
2101 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2102 (lookup_avail_expr): Similarly.
2104 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2106 * builtins.c (fold_builtin_powi): New function.
2107 (fold_builtin_1): Call it.
2109 2005-02-10 Steven Bosscher <stevenb@suse.de>
2111 PR documentation/19309
2112 * doc/cpp.texi: The __GNUC__ and related predefined macros
2113 are also defined for the "standalone" cpp.
2114 Some non-GCC compilers may also define __GNUC__.
2116 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2119 * c-typeck.c (common_type): New routine. Old common_type renamed
2121 (c_common_type): ...this.
2122 (build_conditional_expr, build_binary_op): Use c_common_type instead
2125 2005-02-10 Steven Bosscher <stevenb@suse.de>
2127 * doc/md.texi: Replace @samp{length} with @code{length}.
2129 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2131 PR tree-optimization/18687
2132 * tree-flow.h (find_loop_niter): Declare.
2133 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2134 Try using scev even for loops with more than one exit.
2135 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2136 (struct ivopts_data): Added niters field.
2137 (struct nfe_cache_elt): New.
2138 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2140 (tree_ssa_iv_optimize_init): Initialize niters cache.
2141 (determine_number_of_iterations): Removed.
2142 (find_induction_variables): Do not call determine_number_of_iterations.
2143 Access niters for single exit through niter_for_single_dom_exit.
2144 (add_iv_outer_candidates): Access niters for single exit through
2145 niter_for_single_dom_exit.
2146 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2147 number_of_iterations_cond.
2148 (iv_period): New function.
2149 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2150 (may_replace_final_value): Take data argument. Use
2151 niter_for_single_dom_exit.
2152 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2153 (rewrite_use_compare): Pass data to may_eliminate_iv.
2154 (rewrite_use_outer): Pass data to may_replace_final_value.
2155 (free_loop_data): Clean up the niters cache.
2156 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2157 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2158 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2159 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2160 (num_ending_zeros): Moved to tree.c.
2161 * tree.h (num_ending_zeros): Declare.
2162 * tree.c (num_ending_zeros): Moved from tree.c.
2164 2005-02-09 Richard Henderson <rth@redhat.com>
2166 * builtins.c (DEF_BUILTIN): Add COND argument.
2167 * tree.h (DEF_BUILTIN): Likewise.
2168 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2169 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2171 (DEF_BUILTIN_STUB): New.
2172 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2173 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2174 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2175 * c-common.c (DEF_BUILTIN): Add COND argument.
2176 * tree.c (local_define_builtin): New.
2177 (build_common_builtin_nodes): New.
2179 2005-02-09 Roger Sayle <roger@eyesopen.com>
2181 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2182 floating point expression ignoring the sign of the result.
2183 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2184 (fold) <MULT_EXPR>: Use it to simplify x*x.
2185 * tree.h (fold_strip_sign_ops): Prototype here.
2186 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2187 argument. Use fold_strip_sign_ops to simplify the first argument.
2188 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2189 first argument when the second argument is an even integer
2190 constant, but only with -funsafe_math_optimizations.
2191 (fold_builtin_1): Update call to fold_builtin_copysign.
2193 2005-02-09 Ian Lance Taylor <ian@airs.com>
2196 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2197 just check whether EH_FILTER_FAILURE falls through.
2199 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2201 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2202 insns return to ready list in the next turn.
2204 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2207 * builtins.def: New __builtin_powi[lf].
2208 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2209 (expand_builtin_powi): New function.
2210 (expand_builtin): Dispatch to expand_builtin_powi.
2211 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2212 * libgcc2.c: Add __builtin_powi[lf] implementation.
2213 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2214 * optabs.h: Add powi_optab.
2215 * optabs.c (init_optabs): Initialize powi_optab.
2216 * doc/extend.texi: Document __builtin_powi[lf].
2218 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2220 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2223 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2226 * fold-const.c (try_move_mult_to_index): Remove redundant
2227 type argument. Create ADDR_EXPR with correct type.
2228 (fold): Update callers of try_move_mult_to_index. Convert
2229 result to the appropriate type.
2231 2005-02-09 Roger Sayle <roger@eyesopen.com>
2234 * config/avr/avr.c (default_rtx_costs): Delete.
2235 (avr_operand_rtx_cost): New function.
2236 (avr_rtx_costs): Completely rewrite.
2238 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2241 * config/cris/cris.c (in_code): New variable.
2242 (cris_output_addr_const): Now a static function, a wrapper for
2244 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2245 case from old cris_output_addr_const.
2246 (cris_asm_output_label_ref): Similar for LABEL_REF.
2247 (cris_output_addr_const_extra): Similar for UNSPEC.
2248 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2249 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2250 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2252 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2253 (cris_asm_output_label_ref): Declare.
2255 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2257 PR preprocessor/19801
2258 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2259 filenames that changed when libcpp was moved to the toplevel.
2261 2005-02-07 Roger Sayle <roger@eyesopen.com>
2263 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2264 zero extensions of BImode operands. Call lowpart_subreg instead
2265 of gen_lowpart_common and gen_lowpart_SUBREG.
2267 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2270 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2271 * configure.ac: Set cc_for_cross_gnattools.
2272 * configure: Regenerate.
2274 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2277 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2279 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2282 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2283 of nested functions.
2285 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2287 * doc/extend.texi: Document deprecated extensions allowing
2288 static floating-point members to have initializers and allowing
2289 floating-point literals in integral constant expressions.
2291 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2293 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2294 config/darwin7.h, config/mips/mips.c,
2295 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2298 * cse.c: Update comments.
2300 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2303 * builtins.c (fold_builtin_sqrt): Transform
2304 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2307 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2308 Dorit Naishlos <dorit@il.ibm.com>
2310 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2311 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2312 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2314 * tree.h (vect_set_verbosity_level): New extern function declaration
2316 * tree-vectorizer.h (verbosity_levels): New enum type.
2317 * tree-vectorizer.c (vect_debug_stats): Function removed.
2318 (vect_debug_details): Likewise.
2319 (vect_verbosity_level): Global variable was defined and initialized.
2320 (vect_dump): Global variable definition.
2321 (vect_print_dump_info): New function.
2322 (vect_set_dump_settings): New function.
2323 (vect_set_verbosity_level): New function.
2324 (vectorize_loops): Add call to vect_set_dump_settings.
2326 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2327 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2328 (slpeel_tree_peel_loop_to_edge): Likewise.
2330 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2331 appropriate verbosity level instead of call to vect_debug_details
2332 or vect_debug_stats.
2333 (vect_get_base_and_offset):
2334 (vect_create_addr_base_for_vector_ref):
2335 (get_vectype_for_scalar_type):
2336 (vect_create_data_ref_ptr):
2338 (vect_get_vec_def_for_operand):
2339 (vect_finish_stmt_generation):
2340 (vectorizable_assignment):
2341 (vectorizable_operation):
2342 (vectorizable_store):
2343 (vectorizable_load):
2344 (vect_transform_stmt):
2345 (vect_update_ivs_after_vectorizer):
2346 (vect_do_peeling_for_loop_bound):
2347 (vect_update_inits_of_drs):
2348 (vect_do_peeling_for_alignment):
2349 (vect_transform_loop):
2350 (vect_is_simple_use):
2351 (vect_analyze_operations):
2352 (vect_is_simple_iv_evolution):
2353 (vect_analyze_scalar_cycles):
2354 (vect_analyze_data_ref_dependence):
2355 (vect_analyze_data_ref_dependences):
2356 (vect_compute_data_ref_alignment):
2357 (vect_enhance_data_refs_alignment):
2358 (vect_analyze_data_refs_alignment):
2359 (vect_analyze_data_ref_access):
2360 (vect_analyze_data_ref_accesses):
2361 (vect_analyze_pointer_ref_access):
2362 (vect_get_memtag_and_dr):
2363 (vect_analyze_data_refs):
2364 (vect_mark_relevant):
2365 (vect_stmt_relevant_p):
2366 (vect_mark_stmts_to_be_vectorized):
2367 (vect_can_advance_ivs_p):
2368 (vect_get_loop_niters):
2369 (vect_analyze_loop_form):
2370 (vect_analyze_loop):
2371 (vectorize_loops): Likewise.
2373 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2374 (vect_update_inits_of_drs):
2375 (vect_do_peeling_for_alignment):
2376 (vect_transform_loop):
2377 (vect_analyze_operations):
2378 (vect_analyze_scalar_cycles):
2379 (vect_analyze_data_ref_dependences):
2380 (vect_analyze_data_refs_alignment):
2381 (vect_analyze_data_ref_accesses):
2382 (vect_analyze_data_refs):
2383 (vect_mark_stmts_to_be_vectorized):
2384 (vect_get_loop_niters):
2385 (vect_analyze_loop_form):
2386 (vect_analyze_loop): Likewise.
2387 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2389 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2393 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2394 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2395 either -ffast-math or -funsafe-math-optimizations is in use.
2397 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2398 * config/mips/irix-csr.c: New file.
2399 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2400 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2401 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2404 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2406 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2407 redundant, incorrect definitions.
2409 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2411 ("*tls_indirect_call"): New, reference hard regs directly.
2412 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2414 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2416 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2417 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2419 2005-02-06 Roger Sayle <roger@eyesopen.com>
2421 PR rtl-optimization/19800
2422 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2423 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2426 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2428 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2430 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2433 * doc/invoke.texi: Correct documentation of -freorder-functions.
2435 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2438 * doc/invoke.texi: Don't mention gccbug.
2440 2005-02-06 Roger Sayle <roger@eyesopen.com>
2441 Andrew Pinski <pinskia@physics.uc.edu>
2442 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2444 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2445 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2446 into just (zero_extract:SI FOO (const_int 1) BAR).
2448 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2450 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2451 macro locally. Don't give last revision date. Use GCC version
2452 number from gcc-common.texi.
2453 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2454 revision date. Use GCC version number from gcc-common.texi.
2455 Describe being a library as current state rather than as 3.x
2457 * doc/gcc.texi: Remove last update date.
2458 * doc/gccint.texi: Likewise. Update copyright dates.
2459 * doc/install.texi: Update copyright dates.
2461 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2464 * doc/invoke.texi: Mention for each option included in -Wall that
2465 it is included in -Wall.
2466 * doc/gcc.texi: Update copyright and last modification date.
2468 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2470 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2471 unnecessary cast to original induction variable increments.
2473 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2475 PR tree-optimization/18219
2476 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2477 in distributed form.
2479 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2481 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2482 Set bitpos and offset later in the function. Do nothing if the
2483 target is a register and if the bitfield lies completely outside
2485 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2486 here. Return an uninitialised register if the source value is stored
2487 in a register and the bitfield lies completely outside that register.
2489 2005-02-06 Steven Bosscher <stevenb@suse.de>
2491 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2494 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2496 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2498 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2500 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2501 * config/darwin8.h: New.
2502 * config/darwin7.h: Update comment.
2504 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2505 Dorit Naishlos <dorit@il.ibm.com>
2507 * tree-vectorizer.h (LOC): New type.
2508 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2509 (loop_line_number): New field in struct _loop_vec_info.
2510 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2512 * tree-vectorizer.c (input.h): Included.
2513 (find_loop_location): New function.
2514 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2515 loop line number removed.
2516 (vect_debug_details): Likewise.
2517 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2519 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2520 call to vect_debug_details/stats changed from loop to loop_loc.
2521 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2522 (slpeel_tree_peel_loop_to_edge): Likewise.
2524 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2525 changed from NULL to UNKNOWN_LOC.
2526 (vect_get_base_and_offset):
2527 (vect_create_addr_base_for_vector_ref):
2528 (get_vectype_for_scalar_type):
2529 (vect_create_data_ref_ptr):
2531 (vect_get_vec_def_for_operand):
2532 (vect_finish_stmt_generation):
2533 (vectorizable_assignment):
2534 (vectorizable_operation):
2535 (vectorizable_store):
2536 (vectorizable_load):
2537 (vect_transform_stmt):
2538 (vect_update_ivs_after_vectorizer):
2539 (vect_do_peeling_for_loop_bound):
2540 (vect_do_peeling_for_alignment):
2541 (vect_transform_loop):
2542 (vect_is_simple_use):
2543 (vect_analyze_operations):
2544 (vect_is_simple_iv_evolution):
2545 (vect_analyze_scalar_cycles):
2546 (vect_analyze_data_ref_dependences):
2547 (vect_compute_data_ref_alignment):
2548 (vect_enhance_data_refs_alignment):
2549 (vect_analyze_data_ref_access):
2550 (vect_analyze_data_ref_accesses):
2551 (vect_analyze_pointer_ref_access):
2552 (vect_get_memtag_and_dr):
2553 (vect_analyze_data_refs):
2554 (vect_mark_relevant):
2555 (vect_stmt_relevant_p):
2556 (vect_mark_stmts_to_be_vectorized):
2557 (vect_can_advance_ivs_p):
2558 (vect_get_loop_niters):
2559 (vect_analyze_loop):
2560 (vectorize_loops): Likewise.
2562 (vectorizable_load): Argument in call to vect_debug_details/stats
2563 changed from loop to LOOP_LOC (loop_vinfo).
2564 (vect_transform_loop):
2565 (vect_analyze_operations):
2566 (vect_analyze_scalar_cycles):
2567 (vect_analyze_data_ref_dependence):
2568 (vect_enhance_data_refs_alignment):
2569 (vect_analyze_data_ref_accesses):
2570 (vect_analyze_pointer_ref_access):
2571 (vect_analyze_data_refs):
2572 (vect_analyze_loop): Likewise.
2574 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2575 changed from loop to loop_loc.
2577 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2579 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2580 Dorit Naishlos <dorit@il.ibm.com>
2582 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2584 (vect_analyze_data_ref_dependences): Likewise.
2586 (vect_is_simple_use): Argument changed from loop structure to
2587 loop_vect_info structure.
2588 (vect_can_advance_ivs_p): Likewise.
2589 (vect_create_index_for_vector_ref): Likewise.
2590 (vect_update_ivs_after_vectorizer): Likewise.
2591 (new_stmt_vec_info): Likewise.
2593 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2594 changed from loop to loop_vinfo.
2595 (vect_create_data_ref_ptr): First argument in call to
2596 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2597 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2598 was changed from loop to loop_vinfo.
2599 (vectorizable_operation): Likewise.
2600 (vectorizable_store): Likewise.
2601 (vect_mark_stmts_to_be_vectorized): Likewise.
2602 (vect_do_peeling_for_loop_bound): First argument in call to
2603 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2604 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2605 was changed from loop to loop_vinfo.
2606 (vect_analyze_data_ref_dependences): Third argument in call to
2607 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2609 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2610 (vect_create_data_ref_ptr): Likewise.
2611 (vect_init_vector): Likewise.
2612 (vect_get_vec_def_for_operand): Likewise.
2613 (vectorizable_assignment): Likewise.
2614 (vectorizable_operation): Likewise.
2615 (vectorizable_store): Likewise.
2616 (vectorizable_load): Likewise.
2617 (vect_update_ivs_after_vectorizer): Likewise.
2618 (vect_is_simple_use): Likewise.
2619 (vect_analyze_data_ref_dependence): Likewise.
2620 (vect_analyze_pointer_ref_access): Likewise.
2621 (vect_can_advance_ivs_p): Likewise.
2623 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2624 before _stmt_vec_info.
2625 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2626 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2627 (new_stmt_vec_info): Argument changed from loop structure to
2628 loop_vect_info structure
2630 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2631 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2632 (vect_create_addr_base_for_vector_ref): Likewise.
2633 (vect_analyze_pointer_ref_access): Likewise.
2635 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2638 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2639 phi flag if the phi is abnormal.
2641 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2644 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2645 information for the new statement.
2647 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2650 * gcc.c (main): Include the target in -v output.
2652 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2654 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2655 Do not drop the extend if we'd have to add a paradoxical subreg
2656 later. Include optabs.h and insn-codes.h.
2657 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2659 2005-02-02 Roger Sayle <roger@eyesopen.com>
2662 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2663 * fold-const.c (const_binop): Avoid constant folding floating
2664 point operations in modes that use composite representations.
2665 * simplify-rtx.c (simplify_binary_operation): Likewise.
2667 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2669 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2671 (altivec_dstt): Likewise.
2672 (altivec_dstst): Likewise.
2673 (altivec_dststt): Likewise.
2674 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2677 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2679 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2680 EXPR_LOCUS from orig_cond to the new cond_stmt.
2681 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2684 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2686 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2687 standard_iv_increment_position. Remove call to bsi_next
2688 (no need to bump the iterator anymore).
2689 (vect_create_index_for_vector_ref): Call
2690 standard_iv_increment_position. Remove second function argument.
2691 (vect_finish_stmt_generation): Remove call to bsi_next
2692 (no need to bump the iterator anymore).
2693 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2694 to vect_create_index_for_vector_ref.
2696 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2698 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2699 phis are used out of the loop.
2701 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2704 * c-decl.c (undef_nested_function): New variable.
2705 (pop_scope): Diagnose undefined nested functions.
2706 (finish_function): Don't attempt cgraph processing or genericizing
2707 if current top-level function contained an undefined nested
2708 function. Reset undef_nested_function at the end of a top-level
2711 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2713 * tree.c (build_int_cst_type): Take sign of the value into account
2714 when deciding whether sign extend the value.
2716 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2719 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2720 (cpp_options, cc1_options): Change %{std*&ansi} to
2721 %{std*&ansi&trigraphs}.
2723 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2725 * cse.c: Update comments.
2727 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2729 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2730 arguments go on the stack. Do not put complex doubles in odd/even
2733 2005-02-02 Steven Bosscher <stevenb@suse.de>
2735 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2736 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2737 -ftree-pre, and -fthread-jumps.
2739 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2741 PR tree-optimization/19578
2742 * tree-flow.h (modified_noreturn_calls): Declare.
2743 (noreturn_call_p): Declare.
2744 * tree-flow-inline.h (noreturn_call_p): New function.
2745 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2746 * tree-cfg.c (modified_noreturn_calls): New variable.
2747 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2748 that contain a mid-block noreturn call.
2749 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2751 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2753 * df.c (df_def_record_1, df_uses_record): Don't use
2755 * df.h (DF_FOR_REGALLOC): Remove.
2757 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2760 * c-typeck.c (really_start_incremental_init): Reset
2761 constructor_max_index for arrays of incomplete type.
2763 2005-02-02 Jeff Law <law@redhat.com>
2765 * gcse.c (struct reg_set): Store the block index where the register
2766 was set rather than the setting insn.
2767 (record_one_set, compute_transp): Corresponding changes.
2768 (pre_insert_copy_insn): Do not call replace_one_set.
2769 (replace_one_set): Remove.
2771 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2774 * doc/gcov.texi: Fix typo.
2776 2005-02-01 Richard Henderson <rth@redhat.com
2779 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2780 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2782 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2783 * config/i386/i386-protos.h: Update.
2785 2005-02-01 Steven Bosscher <stevenb@suse.de>
2787 PR tree-optimization/19217
2788 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2789 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2790 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2791 that it is walking a PHI node.
2793 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2795 * doc/extend.texi (Nested Functions): Update.
2797 2005-02-01 Richard Henderson <rth@redhat.com>
2800 * optabs.c (expand_copysign_absneg): Export.
2801 * optabs.h (expand_copysign_absneg): Declare.
2802 * config/rs6000/rs6000.md (copysigntf3): New.
2804 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2806 PR tree-optimization/19633
2807 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2808 * tree-ssa-alias.c (init_alias_info): Initialize.
2809 (merge_pointed_to_info): Set.
2810 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2811 (dump_points_to_info_for): Show value of pt_null.
2812 (struct count_ptr_d): Declare.
2813 (find_ptr_dereference): Remove.
2814 (ptr_is_dereferenced_by): Remove.
2815 (count_ptr_derefs): New local function.
2816 (count_uses_and_derefs): New local function.
2817 (compute_points_to_and_addr_escape): Call it. If the number
2818 of dereferences is greater than zero, mark the pointer as
2819 dereferenced. If there are fewer dereferences than uses of
2820 the pointer, the pointer's value escapes.
2822 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2824 PR tree-optimization/19670
2825 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2827 (verify_use): ... set it here, instead.
2829 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2831 * doc/sourcebuild.texi (Test directives): Fix formatting.
2833 * doc/sourcebuild.texi (Test directives): Describe selector
2836 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2838 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2839 specific 64-bit CPUs.
2841 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2844 * arm.c (arm_eliminable_register): New function.
2845 (adjacent_mem_locations): Don't allow eliminable registers. Use
2846 HOST_WIDE_INT for address offsets.
2847 * arm-protos.h (arm_eliminable_register): Add prototype.
2849 2005-02-01 Steven Bosscher <stevenb@suse.de>
2851 PR optimization/15242
2852 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2853 * basic-block.h (duplicate_computed_gotos): Add prototype.
2854 * bb-reorder.c (duplicate_computed_gotos): New function to
2855 duplicate sufficiently small blocks ending in a computed jump.
2856 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2857 if not optimizing for size.
2858 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2859 never do tail merging for blocks ending in a computed jump.
2860 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2862 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2864 Patch from Richard Sandiford <rsandifo@redhat.com>
2865 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2866 from inheriting a subreg equivalence with a non-spill register.
2868 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2870 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2872 * config/frv/frv.c (movcc_fp_destination_operand): New.
2873 (gpr_or_memory_operand): Fix typo in comment.
2874 (gpr_or_memory_operand_with_scratch): New.
2875 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2876 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2877 movcc_fp_destination_operand.
2878 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2879 Legitimize memory addresses using a scratch register.
2881 2005-01-31 Jeff Law <law@redhat.com>
2883 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2884 bitmap a sparse bitmap instead of a simple bitmap.
2885 (mark_def_sites_initialize_block): Corresponding changes.
2886 (ssa_mark_def_sites_initialize_block): Likewise.
2887 (ssa_mark_phi_uses): Likewise.
2888 (mark_def_site, ssa_mark_def_sites): Likewise.
2889 (mark_def_site_blocks): Likewise.
2890 (rewrite_ssa_into_ssa): Likewise.
2892 * tree-ssa-dom.c (record_cond): Pass correct variable type
2893 for last argument to htab_find_slot_with_hash.
2895 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2896 effects when optimizing 0 % X. Do not try to optimize X % 0.
2898 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2900 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2903 2005-02-01 Eric Christopher <echristo@redhat.com>
2905 * config/mips/mips.c (override_options): Warn if -mint64
2907 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2910 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2912 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2914 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2915 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2916 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2917 (cached_regno): Initialize to INVALID_REGNUM.
2918 (cse_reg_info_table_size,
2919 cse_reg_info_table_first_uninitialized,
2920 cse_reg_info_timestamp): New.
2921 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2923 (init_cse_reg_info, get_cse_reg_info_1): New.
2924 (get_cse_reg_info): Cache the last look-up.
2925 (new_basic_block): Update the code to clear mappings from
2926 registers to cse_reg_info entries.
2927 (cse_main): Call init_cse_reg_info.
2929 * cse.c (get_cse_reg_info): Update a comment.
2931 2005-01-31 Steven Bosscher <stevenb@suse.de>
2934 * c-decl.c (start_decl): Do not warn about arrays of elements with
2935 an incomplete type here.
2936 (grokdeclarator): Do it here by making a pedwarn an error.
2937 * c-typeck.c (push_init_level): If there were previous errors with
2938 the constructor type, do not warn about braces for initializers.
2939 (process_init_element): Likewise for excess initializer elements.
2941 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2943 * cse.c (delete_trivially_dead_insn): Don't iterate.
2945 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2947 * config/rs6000/rs6000.md (copysignsf3): New expand.
2948 (copysigndf3): Likewise.
2950 2005-01-31 Steven Bosscher <stevenb@suse.de>
2952 * recog.c (constrain_operands): Only look for earlyclobber operand
2953 conflicts if an '&' constraint was seen.
2955 2005-01-31 Marc Espie <espie@openbsd.org>
2957 * config.gcc: Don't include embedded systems fragment, switches default
2958 debugging format to ELF.
2959 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2960 longer pick it up there.
2962 2005-01-31 Dale Johannesen <dalej@apple.com>
2964 * doc/extend.texi (nested functions): Fix linkage description.
2965 Clarify that static is not allowed.
2967 2005-01-31 Dale Johannesen <dalej@apple.com>
2969 * config/rs6000/darwin.md (movsf_low_di): Make work.
2970 (movdf_low_di): Make work.
2972 2005-01-31 Dale Johannesen <dalej@apple.com>
2974 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2975 Make work for 64 bit.
2977 2005-01-31 Roger Sayle <roger@eyesopen.com>
2978 Dale Johannesen <dalej@apple.com>
2981 * fold-const.c (fold_binary_op_with_conditional_arg):
2982 Make types match original operands, before STRIP_NOPS.
2984 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2986 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2987 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2988 (struct gcc_sigcontext): Delete. Merge contents to..
2989 (struct gcc_ucontext): ..here.
2990 (get_sigcontext): Delete.
2991 (get_regs): New function, like get_sigcontext but return regs ptr.
2992 64-bit version finds regs from r1 to support vdso.
2993 (ppc_linux_aux_vector): New function.
2994 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2997 2005-01-31 Ira Rosen <irar@il.ibm.com>
2999 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3001 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3002 redundant fold. Fix misalignment for MINUS_EXPR.
3003 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3004 (vect_analyze_pointer_ref_access): Likewise.
3005 (vect_get_memtag_and_dr): Likewise.
3007 2005-01-31 Richard Henderson <rth@redhat.com>
3009 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3010 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3011 absnegdf2_i387, absnegxf2_i387): Likewise.
3013 2005-01-31 Richard Henderson <rth@redhat.com>
3016 * optabs.c (expand_copysign_absneg): New.
3017 (expand_copysign_bit): Split out from ...
3018 (expand_copysign): ... here. Use expand_copysign_absneg.
3020 2005-01-30 Roger Sayle <roger@eyesopen.com>
3023 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3024 constant as the second operand and a register as the third.
3026 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3029 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3030 that dllimport'd functions do not use all call-clobbered registers
3033 2005-01-30 Richard Henderson <rth@redhat.com>
3036 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3037 expand_abs_nojump and generalize. Use operand_subword and
3038 emit_no_conflict_block. Support large modes.
3039 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3041 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3042 negation to subtraction.
3043 (expand_copysign): Check that the format has signed zeros.
3044 Use operand_subword and emit_no_conflict_block. Support large modes.
3046 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3048 Fix PR tree-optimization/19624
3050 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3051 * tree-ssa-pre.c: Add cfgloop.h.
3053 (pre_stats): New member, constified.
3054 (inserted_exprs): New static variable.
3055 (NECESSARY): New macro.
3056 (create_expression_by_pieces): Fold the expression, and
3057 mark it as defaulting to not necessary. Also put in
3059 (fully_constant_expression): New function.
3060 (insert_into_preds_of_block): Modify to not insert phis when we
3061 are playing with induction variables.
3062 Push phis onto the inserted_exprs vector, and mark them as not
3063 necessary by default.
3064 (insert_aux): Call fully_constant_expression on eprime.
3065 If all edges produce the same value, mark it constant.
3066 (mark_operand_necessary): New function.
3067 (remove_dead_inserted_code): New function.
3068 (init_pre): Init loop optimizer to get loop info.
3069 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3070 (execute_pre): Commit edge inserts, then remove dead code.
3072 2005-01-30 Richard Henderson <rth@redhat.com>
3074 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3075 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3077 2005-01-30 Richard Henderson <rth@redhat.com>
3080 * config/i386/i386.c (ix86_expand_copysign): New.
3081 (ix86_split_copysign_const): New.
3082 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3083 rearrange op1/nmask operands.
3084 * config/i386/i386-protos.h: Update.
3085 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3086 (copysigndf3): Likewise.
3087 (copysignsf3_const, copysigndf3_const): New.
3088 (copysignsf3_var): Rename from copysignsf3, split out splitter
3089 and fix split predicate for X constraint.
3090 (copysigndf3_var): Similarly.
3092 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3094 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3095 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3096 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3098 2005-01-29 Richard Henderson <rth@redhat.com>
3101 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3102 of # and * in constraints.
3104 2005-01-29 Richard Henderson <rth@redhat.com>
3107 * expr.c (store_field): Don't strip sub-mode cast when the input
3108 data is even smaller.
3110 2005-01-29 Richard Henderson <rth@redhat.com>
3113 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3116 2005-01-29 Richard Henderson <rth@redhat.com>
3118 * combine.c (make_field_assignment): Fix argument order
3121 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3123 PR tree-optimization/15791
3124 * fold-const.c (extract_array_ref): New function.
3125 (fold): Fold comparisons between &a[i] and &a[j] or
3126 semantically equivalent trees.
3128 2005-01-29 Jeff Law <law@redhat.com>
3130 * gcse.c (insert_expr_in_table): Revamp handling of available
3131 and anticipatable occurrence lists to avoid unnecessary list
3133 (insert_set_in_table): Similarly.
3135 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3137 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3139 (c_build_qualified_type): Build qualified array types with
3140 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3141 * c-decl.c (c_make_fname_decl): Build unqualified array type
3142 before qualified type.
3143 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3144 type is qualified, not just if type itself is. Don't apply
3145 qualifiers to array type when declarator is processed. Apply
3146 qualifiers to field type whether or not it is an array type.
3147 Don't handle array types specially for applying qualifiers to
3149 * c-typeck.c (composite_type): Build unqualified element type and
3150 array type when forming composite of array types.
3151 (common_pointer_type, comptypes, comp_target_types,
3152 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3153 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3155 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3156 (args2) in variables a1 and a2.
3158 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3160 * cse.c (n_elements_made, max_elements_made): Remove.
3161 (insert): Don't touch n_elements_made.
3162 (cse_main): Don't touch n_elements_made or max_elements_made.
3164 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3167 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3168 configuration part of dp-bit.c to be lost.
3170 2005-01-28 Roger Sayle <roger@eyesopen.com>
3172 * expmed.c (expand_mult_highpart_optab): When attempting to use
3173 a non-widening multiplication in a wider mode, the operands need
3174 to be converted (zero or sign extended) to that mode.
3176 2005-01-28 Ian Lance Taylor <ian@airs.com>
3180 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3181 through if both operands fall through.
3183 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3185 * cse.c (fold_rtx) <PC>: Don't optimize.
3187 2005-01-28 Jeff Law <law@redhat.com>
3189 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3190 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3192 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3194 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3195 cse_reg_info_used_list_end): Remove.
3196 (cse_reg_info_list, cse_reg_info_list_free): New.
3197 (get_cse_reg_info): When allocating an instance of
3198 cse_reg_info, add it to the beginning of the cse_reg_info_list
3199 list. Remove code to maintain cse_reg_info_used_list.
3200 (new_basic_block): Reset the free list to the beginning of
3203 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3205 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3206 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3207 (frv_expand_mdpackh_builtin): New function.
3208 (frv_expand_builtin): Use it to expand __MDPACKH.
3209 * doc/extend.texi (__MDPACKH): Update documentation.
3211 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3213 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3214 SSE_FLOAT_MODE_P for use_sse computation.
3216 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3219 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3221 2005-01-27 Richard Henderson <rth@redhat.com>
3223 * builtins.c (expand_builtin_copysign): New.
3224 (expand_builtin): Call it.
3225 * genopinit.c (optabs): Add copysign_optab.
3226 * optabs.c (init_optabs): Initialize it.
3227 (expand_copysign): New.
3228 * optabs.h (OTI_copysign, copysign_optab): New.
3229 (expand_copysign): Declare.
3231 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3232 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3234 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3235 (ix86_expand_fp_absneg_operator): ... here.
3236 (ix86_split_copysign): New.
3237 * config/i386/i386-protos.h: Update.
3238 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3239 (copysignsf3, copysigndf3): New.
3241 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3242 (copysignsf3, ncopysignsf3): New.
3243 (copysigndf3, ncopysigndf3): New.
3244 (copysignxf3, ncopysignxf3): New.
3245 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3247 2005-01-27 Arend Bayer <arend.bayer@web.de>
3248 Kazu Hirata <kazu@cs.umass.edu>
3250 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3251 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3252 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3255 2005-01-27 Jeff Law <law@redhat.com>
3257 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3258 definitions of SSA_NAMEs which are not being rewritten.
3259 (rewrite_ssa_into_ssa): Only initialize the current definition
3260 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3261 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3262 SSA_NAMEs before returning.
3264 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3266 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3267 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3268 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3269 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3270 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3272 2005-01-27 Steven Bosscher <stevenb@suse.de>
3275 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3276 higher to -O2 and higher. Likewise for tree PRE.
3277 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3280 2005-01-27 Ian Lance Taylor <ian@airs.com>
3283 * gimple-low.c (try_catch_may_fallthru): New static function.
3284 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3285 * tree-inline.c (expand_call_inline): Don't warn about reaching
3286 the end of a non-void function being inlined if the function uses
3289 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3291 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3294 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3295 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3296 (implicitly_declare): Handle error_mark_node.
3298 2005-01-27 Richard Henderson <rth@redhat.com>
3301 * tree.h (struct tree_decl): Add debug_expr_is_from.
3302 (DECL_DEBUG_EXPR_IS_FROM): New.
3303 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3304 * dwarf2out.c (dwarf2out_var_location): Update to match.
3305 * tree-outof-ssa.c (create_temp): Likewise.
3306 * var-tracking.c (track_expr_p): Likewise.
3307 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3308 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3309 * toplev.c (default_tree_printer): Likewise.
3311 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3313 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3314 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3316 2005-01-27 Steven Bosscher <stevenb@suse.de>
3318 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3319 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3320 ASM_CLOBBERS): Add tree checks.
3322 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3323 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3324 * c-common.def (SWITCH_STMT): Update to match.
3325 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3326 macros instead of SWITCH_EXPR ones.
3327 * c-dump.c (c_dump_tree): Likewise.
3328 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3329 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3331 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3333 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3335 * unwind-dw2.c (execute_stack_op): Add missing cases for
3336 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3338 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3340 * config.gcc (Obsolete configurations): Remove 'dummy', add
3341 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3344 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3346 PR tree-optimization/19633
3347 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3349 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3350 are no call-clobbered variables.
3351 * tree-outof-ssa.c (check_replaceable): Return false for calls
3354 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3356 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3357 even for variables with NULL DECL_INITIAL.
3359 2005-01-26 Stuart Hastings <stuart@apple.com>
3361 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3363 2005-01-26 Richard Henderson <rth@redhat.com>
3366 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3368 * expr.c (store_field): Strip conversions to odd-bit-sized types
3369 if the destination field width matches.
3371 2005-01-26 Richard Henderson <rth@redhat.com>
3373 * c-decl.c, expmed.c, expr.c: Revert last change.
3375 2005-01-26 Richard Henderson <rth@redhat.com>
3378 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3380 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3381 if we don't need the bits above those present in the current mode.
3382 * expr.c (store_field): Strip conversions to odd-bit-sized types
3383 if the destination field width matches.
3385 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3387 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3388 either -ffast-math or -funsafe-math-optimizations is in use.
3390 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3394 * config/avr/avr.c (notice_update_cc): Only set condition code for
3395 ashrqi3 if shift count > 0.
3396 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3397 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3398 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3399 count <= 0 as a no-op, and shift count >= width by copying zero
3400 or sign bit to all bits of the result.
3401 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3402 count, with attribute "length" set to 0 and "cc" set to "none".
3404 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3406 * doc/invoke.texi: Document -mTLS.
3408 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3409 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3410 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3411 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3412 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3413 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3414 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3415 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3417 * configure.ac: Check for a TLS capable gas.
3419 * configure: Regenerate.
3421 2005-01-26 Richard Henderson <rth@redhat.com>
3424 * combine.c (make_field_assignment): Simplify store to zero_extract
3425 from a source with an overlapping mask.
3427 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3429 2004-11-11 Eric Christopher <echristo@redhat.com>
3431 * config/frv/frv.md: Add fr400_integer automaton. Don't
3432 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3435 2005-01-26 Steven Bosscher <stevenb@suse.de>
3438 * cfgbuild.c (make_edges): Do not clear or set
3439 current_function_has_computed_jump.
3440 * function.h (struct function): Remove the has_computed_jump field.
3441 (current_function_has_computed_jump): Do not define.
3442 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3443 in a computed jump. Ignore current_function_has_computed_jump.
3445 2005-01-26 Richard Henderson <rth@redhat.com>
3448 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3449 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3451 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3452 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3453 objects into static storage if they have more than one non-zero value.
3454 * tree.h (categorize_ctor_elements): Update decl.
3456 2005-01-26 Steven Bosscher <stevenb@suse.de>
3459 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3460 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3461 to this function from 2004-07-10.
3462 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3463 the current function for tail call optimizations if the address
3464 of one of it its arguments is taken.
3466 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3468 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3470 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3472 * function.c (expand_function_end): If current_function_calls_alloca,
3473 emit stack restore in a place that is reached when the function falls
3476 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3478 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3479 rule to avoid matching inappropriate suffix rule.
3481 2005-01-26 Jan Hubicka <jh@suse.cz>
3483 PR tree-optimization/19241
3484 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3486 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3488 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3489 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3491 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3492 <sim*>: Always use crt1.o, regardless of N in simN.
3493 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3494 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3495 (CRT_CALL_STATIC_FUNCTION): Remove.
3496 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3497 use crt1.o, regardless of N in simN.
3498 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3499 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3500 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3501 case isystem setting.
3502 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3504 2005-01-25 Ian Lance Taylor <ian@airs.com>
3506 * gimple-low.c (block_may_fallthru): Correct handling of
3507 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3509 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3511 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3512 handlers to match indentation; nested under the mtune=* handler.
3513 Similar for mcpu= and march=.
3515 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3517 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3518 * config/mips/linux64.h (LIB_SPEC): Likewise.
3519 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3520 * config/sh/linux.h (LIB_SPEC): Likewise.
3522 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3524 * config/frv/frv.c (frv_legitimize_tls_address): New.
3525 (TARGET_HAVE_TLS): Define.
3526 (FRV_SYMBOL_REF_TLS_P): Define.
3527 (frv_override_options): Handle new register classes.
3528 (frv_legitimate_address_p): Reject tls addresses.
3529 (frv_legitimize_address): Handle TLS addresses.
3530 (gen_inlined_tls_plt): New.
3532 (frv_legitimize_tls_address): New.
3533 (unspec_got_name): Add TLS entries.
3534 (got12_operand): Add R_FRV_TLSMOFF12 case.
3535 (frv_emit_move): Fixup TLS addresses.
3536 (frv_emit_movsi): Legitimize TLS addresses.
3538 * config/frv/frv.h (MASK_BIG_TLS): New.
3539 (TARGET_BIG_TLS): New.
3540 (HAVE_AS_TLS): Define.
3541 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3542 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3543 (REG_CLASS_NAMES): Same.
3544 (REG_CLASS_CONTENTS): Same.
3545 (CONSTRAINT_LEN): New.
3546 (REG_CLASS_FROM_CONSTRAINT): New.
3547 (PREDICATE_CODES): Add symbolic_operand.
3549 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3550 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3551 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3552 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3553 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3554 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3555 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3556 GR9_REG, GR14_REG, LRREG.
3557 (type): Add load_or_call attribute.
3558 ("load_or_call"): New reservation.
3559 ("call_gettlsoff"): New.
3560 ("tls_indirect_call"): New.
3561 ("tls_load_gottlsoff12"): New.
3562 ("tlsoff_hilo"): New.
3563 ("tls_tlsdesc_ldd"): New.
3564 ("tls_tlsoff_ld"): New.
3567 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3569 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3571 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3572 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3573 * config/frv/frv.c (TLS_BIAS): Define.
3574 (frv_output_dwarf_dtprel): New.
3576 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3578 PR rtl-optimization/19579
3579 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3580 both A and B, see if they don't clobber registers the other expr uses.
3582 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3584 * real.c (do_add): Initialize signalling and canonical members.
3586 * real.c (real_from_integer): Zero out destination.
3588 2005-01-18 Jan Hubicka <jh@suse.cz>
3590 PR tree-optimize/19337
3591 * tree-inline.c (initialize_inlined_parameters): Copy
3592 saved_static_chain_decl only.
3594 2005-01-25 Richard Henderson <rth@redhat.com>
3598 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3599 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3600 80387 enabled, to return a proper subclass. Return the subset that
3601 overlaps with GENERAL_REGS for PLUS.
3602 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3604 2005-01-25 Richard Henderson <rth@redhat.com>
3607 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3609 2005-01-25 Roger Sayle <roger@eyesopen.com>
3611 * expmed.c (choose_multiplier): Change interface to return the
3612 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3613 (expand_divmod): Update calls to choose_multiplier.
3615 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3618 * expmed.c (extract_bit_field): Use adjust_address instead of
3619 gen_lowpart when op0 is a MEM.
3621 2005-01-24 Steven Bosscher <stevenb@suse.de>
3623 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3625 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3627 * config/mips/irix-csr.c: New file.
3628 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3629 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3630 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3633 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3636 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3637 sparc/elf.h, add sparc/sp-elf.h.
3638 (sparc-*-rtems*): Likewise.
3639 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3640 tm-dwarf2.h, add sparc/sp-elf.h.
3641 (sparc86x-*-elf): Likewise.
3642 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3643 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3644 TARGET_OS_CPP_BUILTINS.
3645 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3646 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3648 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3649 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3650 (SWITCH_TAKES_ARG): Likewise.
3651 (LOCAL_LABEL_PREFIX): Likewise.
3652 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3653 (TARGET_N_FORMAT_TYPES): Delete.
3654 (TARGET_FORMAT_TYPES): Likewise.
3655 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3656 * config/sparc/elf.h: Delete.
3657 * config/sparc/sp-elf.h: New file.
3659 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3661 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3662 * tree-flow.h: Remove the corresponding prototype.
3663 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3664 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3666 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3669 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3670 for AIX ABI or ELF -fPIC.
3671 (rs6000_emit_load_toc_table): Don't create toc_section here.
3672 (rs6000_xcoff_file_start): Nor here.
3674 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3676 * sh.c (ra.h): Don't #include.
3677 (hard_regs_intersect_p): New function, resurrected from ra.c.
3679 * sh.c: Fix 1996 Copyright.
3681 2005-01-24 Richard Henderson <rth@redhat.com>
3682 Aldy Hernandez <aldyh@redhat.com>
3684 * regrename.c (note_sets): Handle subregs.
3686 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3689 * genconditions.c (write_header, write_conditions): Elide file if
3692 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3694 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3695 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3698 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3700 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3701 expand_builtin_printf, expand_builtin_fprintf,
3702 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3703 checking against POINTER_TYPE.
3704 (validate_arglist): Handle POINTER_TYPE code by checking
3707 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3709 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3711 (for_each_rtx): Call for_each_rtx_1.
3712 * rtl.h (init_rtlanal): Declare.
3713 * toplev.c (backend_init): Call init_rtlanal.
3715 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3717 * flow.c (propagate_one_insn): Formatting.
3720 * flow.c (libcall_dead_p): Be more conservative if unsure.
3721 If there are any instructions between insn and call, see if they are
3722 all dead before saying the libcall is dead.
3724 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3726 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3727 operand constraint for operand 0.
3729 2005-01-23 Richard Henderson <rth@redhat.com>
3732 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3733 edges leading to join block.
3735 2005-01-23 Roger Sayle <roger@eyesopen.com>
3737 * expmed.c (expand_mult_highpart): Make static. Change type of
3738 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3739 (expand_divmod): Updates calls to expand_mult_highpart by using
3740 gen_int_mode to pass a CONST_INT rtx.
3741 * rtl.h (expand_mult_highpart): Remove prototype.
3743 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3745 * flow.c (regset_bytes, regset_size): Remove.
3747 * cfganal.c: Fix a reference to Harvey's paper.
3749 2005-01-23 Steven Bosscher <stevenb@suse.de>
3751 PR rtl-optimization/19464
3752 * tree-optimize.c (init_tree_optimization_passes): Add one more
3753 copyrename pass just before out-of-ssa.
3755 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3758 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3759 * ggc-none.c (ggc_free): Define.
3761 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3763 * cse.c (max_reg, max_insn_uid): Remove.
3764 (cse_main): Don't access max_reg or max_insn_uid.
3766 * c-common.c (explicit_flag_signed_bitfields,
3767 lang_statement_code_p, lang_expand_function_end): Remove.
3768 * c-common.h: Remove the corresponding declarations.
3769 * c-opts.c (c_common_handle_option): Remove all write access
3770 to explicit_flag_signed_bitfields.
3772 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3773 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3774 * cgraph.h: Remove the corresponding declaration.
3776 * gcse.c (null_pointer_info): Remove.
3778 2005-01-23 Roger Sayle <roger@eyesopen.com>
3779 Eric Botcazou <ebotcazou@libertysurf.fr>
3781 * combine.c (simplify_logical): Only simplify logical expressions
3782 of the form ior(and(x,y),z) by the inverse distributive law if the
3783 result is cheaper than the original.
3785 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3787 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3788 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3789 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3790 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3791 config/freebsd-spec.h, config/arm/arm.h,
3792 config/h8300/h8300.md, config/i386/i386.md,
3793 config/i386/predicates.md, config/i386/sse.md,
3794 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3795 config/vax/vax.md: Fix comment typos. Follow spelling
3798 2005-01-23 Steven Bosscher <stevenb@suse.de>
3800 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3801 tests, instead of `less than'.
3803 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3805 * function.c (assign_parm_setup_block): When creating a new stack slot
3806 for a parameter, get its alignment from the parameter's DECL_ALIGN
3807 rather than the type's TYPE_ALIGN. Make sure that the parameter
3808 is at least word aligned.
3810 2005-01-22 Roger Sayle <roger@eyesopen.com>
3813 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3815 2005-01-22 Richard Henderson <rth@redhat.com>
3818 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3819 in both compare operands.
3820 (movdfcc_1_sse_max): Likewise.
3821 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3822 (movdfcc_1_sse): Likewise.
3823 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3824 scratch register as needed.
3826 2005-01-22 Richard Henderson <rth@redhat.com>
3828 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3830 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3832 2005-01-22 Richard Henderson <rth@redhat.com>
3834 * genopinit.c (optabs): Use smin/smax for floating point too.
3835 * doc/md.texi: Update to match. Clarify that floating point
3836 results are undefined for +0/-0 and NaN.
3837 * doc/rtl.texi: Likewise.
3838 * rtl.def (SMIN, SMAX): Likewise
3839 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3841 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3842 leading 's' to the name.
3843 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3844 smaxxf3, sminxf3): Likewise.
3845 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3848 2005-01-22 Paul Brook <paul@codesourcery.com>
3850 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3852 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3854 * config/s390/s390.c (struct processor_costs): New fields
3855 dlgr, dlr, dr, dsgfr, dsgr.
3856 (z900_cost, z990_cost): Values for new fields.
3857 (s390_rtx_costs): New cases MEM und COMPARE in switch
3858 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3859 DIV, MOD, UDIV, UMOD.
3861 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3863 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3864 into the register being decremented.
3865 ("doloop_si31", "doloop_di"): Likewise.
3866 ("*doloop_si_long"): Adapt pattern.
3868 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3870 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3872 (CLASS_MAX_NREGS): Likewise.
3874 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3876 * doc/tree-ssa.texi (Statement Operands): Add example for new
3877 must-def macro. Note deprecation of old operands interface.
3879 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3881 PR tree-optimization/19484
3882 * tree-cfg.c (remove_fallthru_edge): New function.
3883 (cleanup_control_flow): Remove fallthru edges from calls that are
3884 now known not to return.
3886 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3888 Fix PR tree-optimization/19038
3889 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3890 copies with loop variant ones.
3892 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3894 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3895 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3896 config/alpha/alpha.md, config/alpha/predicates.md,
3897 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3898 config/sparc/sol2.h: Update copyright.
3900 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3901 first label to see if it is a nonlocal label.
3903 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3904 Andrew Pinski <pinskia@physics.uc.edu>
3907 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3908 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3910 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3912 * config/rs6000/rtems.h: Update copyright.
3914 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3917 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3918 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3919 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3921 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3924 * c-typeck.c (convert_arguments): Check for error_mark_node.
3926 2005-01-21 Ian Lance Taylor <ian@airs.com>
3928 PR tree-optimization/13000
3929 * tree-inline.c: Include "tree-flow.h".
3930 (expand_call_inline): If warn_return_type, warn if non-void inline
3931 function falls through.
3932 * tree-cfg.c (execute_warn_function_return): Don't warn about
3933 control reaching end if TREE_NO_WARNING is set. Set
3935 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3937 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3938 branch if we don't need one.
3939 * c-typeck.c: Include "tree-flow.h"
3940 (c_finish_bc_stmt): Don't add a goto if the current statement
3941 list doesn't fall through to the current point.
3943 2005-01-21 Roger Sayle <roger@eyesopen.com>
3945 PR rtl-optimization/576
3946 * real.c (real_arithmetic): Change return type from void to bool
3947 to return an indication that the result may be inexact.
3948 * real.h (real_arithmeric): Update prototype.
3949 * fold-const.c (const_binop): Don't constant fold floating
3950 point expressions when the user specifies -frounding-math and
3951 the result may depend upon the run-time rounding mode.
3952 (fold_convert_const_real_from_real): Clean-up.
3953 (fold_initializer): Ignore flag_rounding_math for initializers.
3954 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3955 constant fold FP operations with flag_rounding_math if the
3956 result may depend upon the run-time rounding mode.
3958 2005-01-21 Tom Tromey <tromey@redhat.com>
3960 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3962 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3964 * tree-cfg.c: Fix comment typos.
3966 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3968 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3969 around the call to rest_of_handle_branch_target_load_optimize.
3971 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3973 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3974 (sparc64-*-openbsd*): Likewise.
3975 (sparclite-*-elf*): Include tm-dwarf2.h.
3976 (sparc86x-*-elf*): Likewise.
3977 (sparc64-*-elf*): Likewise.
3978 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3979 (DBX_DEBUGGING_INFO): Likewise.
3980 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3981 (PREFERRED_DEBUGGING_TYPE): Likewise.
3982 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3983 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3984 (PREFERRED_DEBUGGING_TYPE): Likewise.
3985 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3986 (PREFERRED_DEBUGGING_TYPE): Likewise.
3987 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3989 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3992 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3994 2005-01-20 Paul Brook <paul@codesourcery.com>
3996 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3998 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4000 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4001 label is first in a sequence of labels.
4003 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4005 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4006 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4008 * doc/sourcebuild.texi (Test Directives): New.
4010 2005-01-20 Roger Sayle <roger@eyesopen.com>
4012 * real.c (real_floor): Don't leave the result uninitialized when
4013 mode is VOIDMode, but return the unrounded intermediate value.
4014 (real_ceil): Likewise.
4016 2005-01-20 Paul Brook <paul@codesourcery.com>
4018 * config/arm/arm.md (insv): Use gen_int_mode.
4020 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4022 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4023 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4024 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4025 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4026 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4028 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4031 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4032 fbreg, so we have to assume we can't.
4033 (loc_descriptor_from_tree_1): Ditto.
4034 (containing_function_has_frame_base): New function.
4035 (add_location_or_const_value_attribute): Use it.
4036 Also try to generate a frame_base from a single element location
4039 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4041 PR tree-optimization/15349
4042 * timevar.def (TV_TREE_MERGE_PHI): New.
4043 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4045 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4046 calls to tree_forwarder_block_p.
4047 (remove_forwarder_block_with_phi, merge_phi_nodes,
4048 gate_merge_phi, pass_merge_phi): New.
4049 * tree-optimize.c (init_tree_optimization_passes): Add
4051 * tree-pass.h: Add an extern for pass_merge_phi;
4053 2005-01-20 Richard Henderson <rth@redhat.com>
4056 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4057 (_mm_castps_pd, _mm_castps_si128): New.
4058 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4060 2005-01-20 Richard Henderson <rth@redhat.com>
4063 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4064 __builtin_ia32_vec_init_v2si.
4065 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4066 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4067 (ix86_init_mmx_sse_builtins): Create it.
4068 (ix86_expand_builtin): Expand it.
4069 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4070 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4071 (vec_extractv2si_0, vec_extractv2si_1): New.
4073 2005-01-20 Richard Henderson <rth@redhat.com>
4076 * config/i386/i386.c (ix86_expand_push): New.
4077 * config/i386/mmx.md (push<MMXMODE>1): New.
4078 * config/i386/sse.md (push<SSEMODE>1): New.
4079 * config/i386/i386-protos.h: Update.
4081 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4083 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4086 2005-01-20 Richard Henderson <rth@redhat.com>
4088 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4089 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4091 2005-01-19 Richard Henderson <rth@redhat.com>
4094 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4095 to V4SFmode in SSE1 fallback load path.
4097 2005-01-19 Richard Henderson <rth@redhat.com>
4099 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4100 in QImode expansion to ix86_expand_vector_set.
4101 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4103 2005-01-19 Richard Henderson <rth@redhat.com>
4106 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4107 subclass of the input class.
4108 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4109 Always true for cross-SSE1 classes. Rationalize conditionals.
4110 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4111 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4112 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4113 (movdi_2): Add MMX/SSE zeros.
4114 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4115 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4116 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4117 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4118 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4119 (zero_extendsidi2_rex64_1): Remove.
4120 (MOV0 peephole): Check GENERAL_REG_P.
4122 2005-01-19 Richard Henderson <rth@redhat.com>
4125 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4127 (ix86_expand_vector_extract): Likewise.
4129 2005-01-19 Richard Henderson <rth@redhat.com>
4132 * expr.c (emit_move_change_mode): New argument force; use
4133 simplify_gen_subreg if true.
4134 (emit_move_via_alt_mode): Merge into ...
4135 (emit_move_via_integer): ... here.
4136 (emit_move_ccmode): Use emit_move_change_mode directly.
4138 2005-01-19 Richard Henderson <rth@redhat.com>
4141 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4142 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4143 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4145 (alpha_emit_set_const): Likewise. Make static.
4146 (alpha_emit_set_long_const): Make static.
4147 (alpha_extract_integer): Split out from alpha_expand_mov.
4148 (alpha_split_const_mov): Likewise.
4149 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4150 (alpha_legitimate_constant_p): New.
4151 * config/alpha/alpha-protos.h: Update.
4152 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4153 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4154 * config/alpha/alpha.md (movsi): Add n alternative.
4155 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4156 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4157 (splitters for all of the above): Use alpha_split_const_mov.
4158 * config/alpha/predicates.md (non_add_const_operand): New.
4159 (non_zero_const_operand): New.
4160 (input_operand): Use alpha_legitimate_constant_p after reload.
4162 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4164 PR tree-optimization/19038
4165 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4166 (add_candidate): Add ivs with increment in latch only if
4167 allow_ip_end_pos_p is true.
4168 (determine_iv_cost): Use empty_block_p.
4170 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4172 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4173 (compute_dominance_frontiers): Ditto.
4175 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4178 * config/sh/t-rtems: New.
4179 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4181 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4183 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4184 the offset of the selected field.
4186 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4188 * tree-cfg.c (remove_forwarder_block): Fix the check to
4189 prevent a nonlocal label from appearing in the middle of a
4192 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4194 PR rtl-optimization/19462
4195 * reorg.c (find_end_label): Create return insn only if
4196 current_function_epilogue_delay_list is empty.
4198 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4200 * doc/passes.texi: Remove paragraph mentioning new-ra.
4202 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4204 PR rtl-optimization/15139
4205 * combine.c: Include params.h.
4206 (count_rtxs): New function.
4207 (record_value_for_reg): If replace_rtx would replace at least
4208 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4209 (clobber (const_int 0)) instead of TEM.
4210 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4211 * params.h (MAX_LAST_VALUE_RTL): New.
4212 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4213 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4216 * c-typeck.c (digest_init): Only call build_vector if all constructor
4217 elements are *_CST nodes.
4218 * gimplify.c (gimplify_init_constructor): Likewise.
4221 * c-typeck.c (digest_init): Only call build_vector if inside_init
4224 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4226 * toplev.c (init_asm_output): Remove dead #ifdef.
4228 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4230 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4232 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4234 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4235 accessing DECL_FUNCTION_CODE.
4236 * dojump.c (do_jump): Likewise.
4237 * gimplify.c (gimplify_call_expr): Likewise.
4238 * predict.c (expr_expected_value): Likewise.
4239 (strip_builtin_expect): Likewise.
4240 * tree-inline.c (estimate_num_insns_1): Likewise.
4241 * tree-ssa-loop-im.c (stmt_cost): Likewise
4242 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4243 (tree_expr_nonnegative_p): Likewise.
4245 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4247 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4248 variant of the load_pcrel_sym pattern.
4249 * config/sparc/sparc.md (P macro): Move to the top.
4250 (load_pcrel_sym): Macroize using P.
4251 (save_register_window): Likewise.
4253 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4255 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4258 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4261 * c-typeck.c (build_asm_expr): Strip nops off
4262 input memory operands.
4264 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4266 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4267 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4268 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4269 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4271 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4274 * config/i386/i386.c (override_options): If the 80387 is disabled,
4275 then do not return FP values using FP registers.
4277 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4279 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4280 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4281 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4282 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4283 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4284 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4285 output.h, postreload-gcse.c, postreload.c, recog.c,
4286 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4287 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4288 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4289 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4290 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4291 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4292 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4293 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4295 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4296 config/alpha/alpha.c, config/arm/vfp.md,
4297 config/i386/emmintrin.h, config/i386/i386-modes.def,
4298 config/i386/i386-protos.h, config/i386/i386.h,
4299 config/i386/pmmintrin.h, config/i386/ppro.md,
4300 config/i386/predicates.md, config/i386/xmmintrin.h,
4301 config/i860/i860.c, config/ia64/ia64-modes.def,
4302 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4303 config/ia64/ia64.md, config/ia64/itanium1.md,
4304 config/ia64/itanium2.md, config/ia64/predicates.md,
4305 config/iq2000/iq2000.h, config/mips/linux64.h,
4306 config/rs6000/aix41.h, config/rs6000/aix43.h,
4307 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4308 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4309 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4310 config/sparc/linux64.h, config/sparc/litecoff.h,
4311 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4312 config/sparc/sparc.h, config/sparc/sparc.md,
4313 config/sparc/sysv4-only.h: Update copyright.
4315 2005-01-18 Richard Henderson <rth@redhat.com>
4318 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4320 2005-01-18 Marc Espie <espie@openbsd.org>
4321 * config/i386/openbsdelf.h: Typo.
4323 2005-01-18 Richard Henderson <rth@redhat.com>
4325 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4326 special case for sse.
4327 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4329 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4331 * tree-inline.c (estimate_num_insns_1): Added cases for
4332 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4334 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4336 PR rtl-optimization/19296
4337 * combine.c (simplify_comparison): Rewrite the condition under
4338 which a non-paradoxical SUBREG of a PLUS can be lifted when
4339 compared against a constant.
4341 2005-01-18 Andi Kleen <ak@muc.de>
4343 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4344 * c.opt (-Wpointer-sign): Add.
4345 * doc/invoke.texi: (-Wpointer-sign): Add.
4347 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4349 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4350 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4351 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4352 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4353 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4354 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4355 for TARGET_MIX_SSE_I387.
4356 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4357 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4358 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4359 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4360 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4361 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4362 TARGET_MIX_SSE_I387.
4363 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4366 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4369 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4370 Add movaps alternative for xmm reg->reg move.
4372 2005-01-17 Jeff Law <law@redhat.com>
4374 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4375 at the end of the main DOM loop rather than just before DOM exits.
4377 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4379 PR tree-optimization/19121
4380 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4381 adding aliases to a name tag, also add them to the pointer's
4383 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4384 sensitive alias info at all. Only check that the two pointers
4385 have compatible pointed-to sets.
4386 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4387 a pointer's type tag is a superset of the alias set of the
4390 2005-01-17 James E Wilson <wilson@specifixinc.com>
4393 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4394 comment to document why.
4396 2005-01-17 Richard Henderson <rth@redhat.com>
4398 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4399 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4400 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4401 sse2_vmsminv2df3_finite): New.
4402 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4403 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4404 Force op1 into register.
4406 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4408 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4409 bubblestrap from always rebuilding build directory.
4411 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4413 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4414 ("*cmpmem_short"): Likewise.
4416 2005-01-17 Steven Bosscher <stevenb@suse.de>
4418 * basic-block.h: Document BB_* flags.
4419 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4420 use an sbitmap instead.
4421 * sched-rgn.c (compute_trg_info): Likewise.
4423 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4425 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4426 redundant target_cpu_default and extra_parts lines. Use the default
4428 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4429 (SUBTARGET_EXTRA_SPECS): Delete.
4430 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4431 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4432 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4433 and "n32" for -mabi=n32.
4435 2005-01-17 Ian Lance Taylor <ian@airs.com>
4438 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4439 fold constant variables into initial values.
4441 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4443 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4445 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4446 through the statements backward.
4448 2005-01-17 Ian Lance Taylor <ian@airs.com>
4450 PR middle-end/13127:
4451 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4452 a variable set to the return value of the inlined function.
4454 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4456 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4457 when modes are tieable.
4459 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4461 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4462 of pthread_create to find out if threads are enabled.
4463 * gthr-posix95.h (__gthread_active_p): Likewise.
4465 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4467 * common.opt (-fnew-ra): Remove.
4469 * toplev.h (flag_new_regalloc): Remove.
4470 * Makefile.in (ra*.*): Don't mention.
4471 * passes.c (rest_of_handle_new_regalloc): Remove.
4472 (rest_of_handle_combine, rest_of_compilation): Always consider
4473 flag_new_regalloc as false.
4474 * doc/invoke.texi: Don't document -fnew-ra.
4476 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4478 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4479 last parameter to reg_scan.
4480 * loop.c (loop_optimize): Likewise.
4481 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4482 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4483 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4484 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4485 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4486 * regclass.c (reg_scan): Likewise, for the declaration.
4487 * rtl.h (reg_scan): Likewise, for the prototype.
4489 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4491 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4492 mark_dfs_back_edges.
4494 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4496 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4497 (compute_avail): Uses don't go in tmp_gen.
4499 2005-01-16 Steven Bosscher <stevenb@suse.de>
4501 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4502 loop to look for a free slot in a page entry.
4504 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4507 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4508 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4509 just before targetm.asm_out.file_end.
4510 * tree.h (process_pending_assemble_output_defs): Declare.
4511 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4513 (assemble_alias): Defer generation of assembly code for defines when
4514 TARGET_DEFERRED_OUTPUT_DEFS is true.
4515 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4516 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4517 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4519 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4522 * pa.c (pa_scalar_mode_supported_p): New function.
4523 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4524 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4526 * pa-protos.h (prefetch_operand): Delete.
4527 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4528 * pa.c (prefetch_operand): Delete.
4529 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4530 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4531 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4532 and prefetch_nocc_operand.
4533 * pa.md (prefetch): Rework to avoid reload problems handling short
4534 displacements when a cache control completer needs to be provided.
4535 (prefetch_32, prefetch_64): Delete.
4536 (prefetch_cc, prefetch_nocc): New patterns.
4538 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4540 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4542 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4545 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4546 exceeds maximum alignment for global common data.
4547 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4548 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4550 2004-01-15 Roger Sayle <roger@eyesopen.com>
4552 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4554 2004-01-15 Roger Sayle <roger@eyesopen.com>
4556 * harg-reg-set.h (reg_class_names): Prototype global array.
4557 * regclass.c (reg_class_names): Declare here and initialize to
4559 (dump_regclass): Remove local declaration of reg_class_names.
4560 (regclass): Likewise.
4561 * cfg.c (dump_flow_info): Likewise.
4562 * ra-debug.c (reg_class_names): Likewise.
4563 * regrename.c (reg_class_names): Likewise.
4564 * reload.c (reg_class_names): Likewise.
4565 * reload1.c (spill_failure): Likewise.
4566 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4568 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4570 * config/s390/s390.md ("reload_outti"): Remove predicate for
4571 output operand. Abort if operand is not a MEM.
4572 ("reload_outdi", "reload_outdf"): Likewise.
4574 2005-01-15 Marc Espie <espie@openbsd.org>
4576 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4577 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4578 * config/openbsd.h: Fix C++ includes for native configurations.
4579 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4580 Add trampoline support.
4581 * config/i386/openbsdelf.h: New.
4583 2005-01-15 Marc Espie <espie@openbsd.org>
4585 * collect2.c (main): Explicitly parse -dynamic-linker option.
4587 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4589 PR tree-optimization/19060
4590 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4591 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4592 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4593 and handle extract_range_from_cond returning false.
4594 * fold-const.c (fold): Optimize comparisons with min/max even for
4595 width > HOST_BITS_PER_WIDE_INT.
4597 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4599 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4600 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4601 Remove little endian multilib variants.
4602 Add mips32 multilib variant.
4604 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4606 * explow.c (copy_all_reg, stabilize): Remove.
4607 * expr.h: Remove the corresponding prototypes.
4609 * rtlanal.c (regs_set_between_p): Remove.
4610 * rtl.h: Remove the corresponding prototype.
4612 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4614 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4615 to rs6000_nonimmediate_operand.
4616 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4617 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4618 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4619 rs6000_nonimmediate_operand.
4620 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4621 rs6000_nonimmediate_operand.
4623 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4625 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4627 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4629 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4631 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4632 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4634 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4635 (rs6k_nonimmediate_operand): New.
4636 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4638 (legitimate_lo_sum_address_p): Same.
4639 (rs6000_legitimize_address): Same.
4640 (rs6000_legitimize_reload_address): Same.
4641 (rs6000_legitimate_address): Same.
4642 (spe_build_register_parallel): Pass DF and DC modes in a DI
4645 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4646 to rs6k_nonimmediate_operand.
4648 * config/rs6000/spe.md ("*frob_df_di"): New.
4649 ("*frob_di_df"): New.
4650 ("*frob_di_df_2"): New.
4651 ("*mov_sidf_e500_subreg0"): New.
4652 ("*mov_sidf_e500_subreg4"): New.
4653 ("*movdf_e500_double"): Change predicate to
4654 rs6k_nonimmediate_operand.
4656 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4658 * postreload.c (move2add_note_store): Only call
4659 trunc_int_for_mode on scalar integers.
4661 2005-01-14 Steven Bosscher <stevenb@suse.de>
4663 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4664 replace BB_VISITED uses.
4665 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4666 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4667 (tree_dce_done): Free visited_control_parents.
4668 (perform_tree_ssa_dce): Allocate and clear it.
4669 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4670 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4671 instead of BB_VISITED.
4673 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4675 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4676 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4677 Remove unused prototypes.
4679 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4681 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4682 64-bit register usage.
4683 (spe_func_has_64bit_regs_p): Add FIXME note.
4685 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4687 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4688 flag_finite_math_only with flag_unsafe_math_optimizations.
4690 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4692 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4694 (__tpf_eh_return): Copy TPF private stack area from the module
4695 boundary stack frame. Add check for when module addresses are
4696 equal, but no stub address is found.
4698 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4701 * arm.h (struct machine_function): Add call_via field.
4702 (thumb_call_via_label): Declare.
4703 * arm.c (thumb_call_via_label): New variable.
4704 (thumb_call_reg_needed): New variable.
4705 (arm_output_function_epilogue): For Thumb code, output any per-function
4706 call-indirect trampolines.
4707 (thumb_call_via_reg): New function.
4708 (arm_file_end): New function.
4709 (TARGET_ASM_FILE_END): Call arm_file_end.
4710 (aof_file_end): Likewise.
4711 * arm-protos.h (thumb_call_via_reg): Declare.
4712 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4713 thumb_call_via_reg in normal case.
4715 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4718 PR rtl-optimization/19348
4719 * recog.c (peephole2_optimize): Do global life update if some peephole
4720 decides it doesn't need at least one of its inputs and that change
4721 influences liveness at the start of the basic block.
4723 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4724 arguments instead of 1.
4726 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4729 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4730 zero for nested functions needing a static chain or functions
4731 with a non-constant address.
4733 2005-01-13 Roger Sayle <roger@eyesopen.com>
4735 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4736 (and (sign_extend X) C) into (zero_extend (and X C)).
4738 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4740 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4742 2005-01-13 Richard Henderson <rth@redhat.com>
4747 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4748 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4749 not just TARGET_SSE.
4750 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4751 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4752 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4753 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4754 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4755 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4756 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4757 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4758 (movdicc_c_rex64): Rename with '*'.
4759 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4760 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4761 (movsfcc_1_387): Rename from movsfcc_1.
4762 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4763 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4764 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4765 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4766 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4767 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4768 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4769 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4770 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4771 sse_movdfcc_const0_4): Remove.
4772 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4773 recognize min/max early. Update for changed sse cmove patterns.
4774 (ix86_split_sse_movcc): New.
4775 * config/i386/i386-protos.h: Update.
4777 2005-01-13 Steven Bosscher <stevenb@suse.de>
4779 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4780 (fix_stmt_v_may_defs): Likewise.
4782 2005-01-13 Richard Henderson <rth@redhat.com>
4784 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4785 for converting the mask.
4787 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4789 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4792 2005-01-13 Richard Henderson <rth@redhat.com>
4794 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4795 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4796 IX86_BUILTIN_MOVDQ2Q): Remove.
4797 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4798 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4799 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4801 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4802 (sse2_pextrw): Fix immediate constraint.
4803 (sse2_loadq, sse2_loadq_rex64): Remove.
4804 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4805 Use __builtin_ia32_vec_ext_<size>.
4806 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4808 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4810 * function.c (assign_parm_setup_block): Look inside original
4811 entry_parm when inspecting PARALLEL.
4813 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4814 Joel Sherrill <joel@oarcorp.com>
4817 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4818 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4819 rtems_gxx_recursive_mutex_init.
4820 (__gthread_recursive_mutex_lock): New function.
4821 (__gthread_recursive_mutex_trylock): Likewise.
4822 (__gthread_recursive_mutex_unlock): Likewise.
4824 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4826 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4828 2005-01-13 Jan Beulich <jbeulich@novell.com>
4830 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4831 (ashrti3_internal): Indicate output is early clobber. Generate result
4832 into output rather than first input. Use move for low word of output
4833 if shift count is exactly 64.
4834 (lshrti3_internal): Likewise.
4836 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4840 * reload1.c (delete_output_reload): Don't delete an output reload
4841 if the pseudo lives longer than a single basic block. Adjust and
4842 improve wording of comment.
4844 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4847 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4848 of TYPE_SIZE where we mean the number of bytes.
4850 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4852 * function.c (assign_parm_setup_block): Relax condition on
4853 multi-register optimization.
4855 2005-01-12 Nick Clifton <nickc@redhat.com>
4857 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4858 an "in_delay_slot" attribute of "no" to prevent them being used in
4859 delay slots. This is forbidden because they might generate
4862 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4865 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4868 2005-01-12 Nick Clifton <nickc@redhat.com>
4870 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4871 passed on to GAS) but do not define, as GAS no longer supports or
4872 needs the -m2000 option.
4874 2005-01-11 Roger Sayle <roger@eyesopen.com>
4876 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4877 type as args of unprototyped builtins aren't automatically promoted.
4878 (fold_builtin_abs): Likewise.
4880 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4882 * Makefile.in: Set a `build-warn' variable.
4884 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4886 PR tree-optimization/17949
4887 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4888 (find_interesting_uses_address): Use it.
4890 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4892 * regrename.c (kill_value): Handle subreg's that won't simplify.
4894 2005-01-11 Richard Henderson <rth@redhat.com>
4897 * config/i386/i386.h (enum ix86_builtins): Move ...
4898 * config/i386/i386.c: ... here.
4899 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4900 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4901 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4902 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4903 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4904 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4905 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4906 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4907 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4908 IX86_BUILTIN_LOADDDUP): Remove.
4909 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4910 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4911 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4912 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4913 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4914 (ix86_init_builtins): Make static.
4915 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4916 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4917 if all the modes match. Otherwise, fake it.
4918 (get_element_number, ix86_expand_vec_init_builtin,
4919 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4920 (ix86_expand_builtin): Make static. Update for changed builtins.
4921 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4922 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4923 (ix86_expand_vector_init_duplicate): New.
4924 (ix86_expand_vector_init_low_nonzero): New.
4925 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4926 Split out from ix86_expand_vector_init; handle integer modes.
4927 (ix86_expand_vector_init): Use them.
4928 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4929 * config/i386/i386-protos.h: Update.
4930 * config/i386/predicates.md (reg_or_0_operand): New.
4931 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4932 (movv2sf_internal): Likewise. And a splitter to match them all.
4933 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4934 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4935 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4936 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4937 (mmx_pinsrw): Fix operand ordering.
4938 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4939 rather than sse_loadss expander.
4940 (movv2df splitter): Similarly.
4941 (sse_loadss, sse_loadlss): Remove.
4942 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4943 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4944 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4945 (sse3_movddup): Rename with '*'.
4946 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4947 (sse2_loadsd): Remove.
4948 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4949 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4950 (sse2_pinsrw): Fix argument ordering.
4951 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4952 (sse2_stored): Remove 'r' destination.
4953 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4954 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4955 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4956 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4957 vec_extractv16qi, vec_initv16qi): New.
4959 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4960 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4961 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4963 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4964 (_mm_load_si128, _mm_store_si128): Likewise.
4965 (_mm_load1_pd): Use _mm_set1_pd.
4966 (_mm_load_sd): Use _mm_set_sd.
4967 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4968 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4969 (_mm_set_epi64): Use _mm_set_epi64x.
4970 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4971 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4972 _mm_setr_epi8): Use _mm_set_foo form.
4973 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4974 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4975 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4976 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4977 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4978 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4979 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4980 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4981 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4982 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4983 (_mm_movedup_pd): Use _mm_shuffle_pd.
4984 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4985 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4986 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4987 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4989 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4990 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4991 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4992 (_mm_store_ps): Use raw dereference.
4993 (_mm_store1_ps): Use _mm_storeu_ps.
4994 (_mm_storer_ps): Use _mm_store_ps.
4995 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4996 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4998 2005-01-11 Stan Shebs <shebs@apple.com>
5000 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5001 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5003 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5006 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5007 Skip all DECLs except for FIELD_DECLs.
5009 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5011 * config/s390/s390.c (override_options): Return error if
5012 -mbackchain, -mpacked-stack and -mhard-float are used together.
5013 (s390_va_start): Remove the backchain && packed-stack special case.
5014 (s390_gimplify_va_arg): Likewise.
5015 * doc/invoke.texi: Remove the ABI incompatibility note.
5017 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5019 * config/s390/s390.c (struct s390_frame_layout): Remove
5021 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5022 save_backchain_p with TARGET_BACKCHAIN.
5024 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5027 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5028 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5029 * function.c (locate_and_pad_parm): Set new field.
5030 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5031 Tweak where_pad test to include "none". Always set mem align for
5033 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5034 not sufficient for type.
5035 (assign_parm_setup_block): If stack_parm is zero on entry, always
5036 make a new stack local. Block move old stack parm if necessary
5037 to new aligned stack local.
5038 (assign_parm_setup_stack): Use a block move to handle
5039 potentially misaligned entry_parm.
5040 (assign_parms_unsplit_complex): Specify required alignment when
5041 creating stack local.
5042 * calls.c (compute_argument_addresses): Override alignment of stack
5043 arg calculated from its type with the alignment given by
5044 FUNCTION_ARG_BOUNDARY.
5045 (store_one_arg): Likewise.
5047 2005-01-11 Jan Beulich <jbeulich@novell.com>
5049 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5050 Change respective itanium_class attribute to ialu.
5051 (shladdp4_internal): New.
5052 * config/ia64/predicates.md (shladd_log2_operand): New.
5054 2005-01-11 Richard Henderson <rth@redhat.com>
5056 * expr.c (store_constructor): Use rtvec_alloc instead of
5057 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5059 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5061 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5063 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5065 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5066 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5067 (TARGET_RWRELOC): Define.
5068 (ia64_rwreloc_section_type_flags): Delete.
5069 (ia64_section_type_flags): New function.
5070 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5071 (TARGET_RWRELOC): Define.
5073 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5076 * config/ia64/ia64.c (process_set): For alloc insn, only call
5077 process_epilogue is !frame_pointer_needed.
5079 2005-01-10 Roger Sayle <roger@eyesopen.com>
5082 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5083 unary operator and can't be treated as a binary/comparison operator.
5085 2005-01-10 Richard Henderson <rth@redhat.com>
5087 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5088 (ix86_return_in_memory): Likewise.
5089 (function_arg_advance): Likewise. Mirror structure in function_arg
5090 for choosing register to advance.
5092 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5094 * tree-vectorizer.c, tree.def: Fix comment typos.
5096 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5098 * config/s390/s390.c (struct processor_costs): 4 new fields:
5099 ddbr, ddr, debr, der.
5100 (s390_rtx_costs): More precise handling of divide instructions.
5102 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5104 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5106 2005-01-10 Jan Beulich <jbeulich@novell.com>
5108 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5109 names resulting from -ffunction-sections/-fdata-sections and linkonce
5111 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5112 based on the section name. Rearrange the section name comparison logic
5113 slightly so that each section name is compared against at most once.
5115 2005-01-10 Ben Elliston <bje@au.ibm.com>
5117 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5118 targets for which -fPIC reduces limitations on the GOT size.
5120 2005-01-09 Falk Hueffner <falk@debian.org>
5122 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5125 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5128 * collect2.c (main): Set aixrtl_flag for -brtl option.
5129 (resolve_lib_name): Search for .so file extension before .a
5132 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5134 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5135 (vect_analyze_data_refs_alignment): Add dump prints.
5137 2005-01-09 Ira Rosen <irar@il.ibm.com>
5139 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5140 expr_invariant_in_loop_p.
5141 Initialize outputs first thing in the function.
5142 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5143 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5144 (vect_analyze_pointer_ref_access): Check that the initial condition of
5145 the access function is loop invariant.
5147 2005-01-09 Richard Henderson <rth@redhat.com>
5149 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5150 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5151 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5152 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5153 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5154 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5155 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5156 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5157 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5158 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5159 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5160 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5161 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5162 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5163 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5164 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5165 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5166 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5167 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5168 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5169 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5170 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5171 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5173 (mmx_clrdi, pavgusb): Remove.
5174 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5175 with leading sse_ prefix.
5176 * config/i386/sse.md: Receive them.
5177 * config/i386/mmx.md: New file.
5178 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5179 (subrv2sf3): Turn into expander for normal subtraction.
5180 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5181 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5182 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5183 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5184 commutative; use ix86_binary_operator_ok.
5185 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5186 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5187 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5188 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5189 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5190 Macroize from existing patterns; use ix86_binary_operator_ok.
5191 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5192 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5193 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5194 with vec_select+vec_concat.
5195 (mmx_pshufw, mmx_pshufw_1): Likewise.
5196 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5197 (mmx_uavgv4hi3): Model correctly.
5198 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5199 _mm_xor_si64): Remove casts.
5201 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5203 PR tree-optimization/19224
5204 * tree-scalar-evolution.c (get_instantiated_value,
5205 set_instantiated_value): New functions.
5206 (instantiate_parameters_1): Cache the results.
5207 (instantiate_parameters, resolve_mixers): Initialize and free
5210 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5212 * config/i386/i386.md (addhi_4): Correct reference in comment.
5215 2005-01-08 Richard Henderson <rth@redhat.com>
5217 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5218 (_mm_cvtsi128_si64x): Likewise.
5219 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5220 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5221 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5222 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5223 * config/i386/i386-protos.h: Update.
5224 * config/i386/i386.c (print_operand): Add 'H'.
5225 (ix86_fixup_binary_operands): Split out from ...
5226 (ix86_expand_binary_operator): ... here.
5227 (ix86_fixup_binary_operands_no_copy): New.
5228 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5229 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5230 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5231 (safe_vector_operand): Use CONST0_RTX.
5232 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5233 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5234 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5235 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5237 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5238 (IX86_BUILTIN_CMPNGESS): New.
5239 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5240 (attr type): Add sselog1.
5241 (attr unit, attr memory): Handle it.
5242 (movti, movti_internal, movti_rex64): Move near other integer moves.
5243 (movtf, movtf_internal): Move near other fp moves.
5244 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5245 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5246 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5247 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5248 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5249 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5250 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5251 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5252 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5253 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5254 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5255 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5256 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5257 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5258 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5259 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5260 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5261 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5262 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5263 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5264 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5265 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5266 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5267 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5268 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5269 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5270 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5271 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5272 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5273 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5274 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5275 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5276 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5277 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5278 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5279 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5280 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5281 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5282 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5283 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5284 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5285 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5286 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5287 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5289 (SSEPUSH, push<SSEPUSH>): Remove.
5290 (MMXPUSH, push<MMXPUSH>): Remove.
5291 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5292 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5293 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5294 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5295 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5296 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5297 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5298 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5299 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5300 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5301 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5302 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5303 (ppro_sse_log_V4SF): Handle sselog1.
5304 * config/i386/predicates.md (const_0_to_1_operand): New.
5305 (const_0_to_255_mul_8_operand): New.
5306 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5307 (const_2_to_3_operand, const_4_to_7_operand): New.
5308 * config/i386/sse.md: New file.
5309 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5310 (sse_movups): Rename from sse_movups_1.
5311 (sse_loadlss): Rename from sse_loadss_1.
5312 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5314 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5315 (absv4sf2, negv2df, absv2df): New.
5316 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5317 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5318 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5319 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5320 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5321 (sse3_addsubv4sf3): Model correctly.
5322 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5323 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5324 (sse_movhlps): Model with vec_select+vec_concat.
5325 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5326 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5327 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5328 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5329 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5330 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5331 sse2_pshufhw_1): Likewise.
5332 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5333 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5334 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5335 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5336 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5337 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5338 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5339 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5340 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5341 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5342 sminv8hi3): Mark commutative
5343 operands. Use ix86_binary_operator_ok.
5344 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5345 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5346 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5347 sse2_punpcklqdq): Allow operand2 in memory.
5348 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5349 sse2_movsd): Add memory alternatives.
5350 (sse_storelps): Turn expander into an insn; split after reload.
5351 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5352 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5354 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5356 * configure.ac (DWARF-2 debug_line): Use objdump.
5357 * configure: Regenerate.
5359 2005-01-08 Jeff Law <law@redhat.com>
5360 Diego Novillo <dnovillo@redhat.com>
5362 PR tree-optimization/18241
5363 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5364 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5365 statements with volatile operands.
5366 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5367 operands after marking a statement with has_volatile_ops.
5369 2005-01-08 Roger Sayle <roger@eyesopen.com>
5371 * tree.c (int_fits_type_p): Always honor integer constant
5372 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5374 2005-01-08 Roger Sayle <roger@eyesopen.com>
5376 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5377 the latent bug in rtl_delete_block has been resolved.
5379 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5381 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5382 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5384 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5386 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5387 library as @multilib_dir@/$(SHLIB_SONAME).
5389 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5391 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5392 * configure: Regenerate.
5394 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5396 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5399 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5402 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5403 Convert non-word aligned offset address using ld/std into
5406 2005-01-07 Richard Henderson <rth@redhat.com>
5408 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5410 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5412 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5414 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5416 PR tree-optimization/19283
5417 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5418 is not shorter than the original type.
5420 PR rtl-optimization/19012
5421 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5423 PR rtl-optimization/18861
5424 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5425 (FULL_STATE): Define.
5426 (mark_tablejump_edge): New function.
5427 (purge_dead_tablejump_edges): New function.
5428 (find_bb_boundaries): Use it.
5430 PR tree-optimization/18828
5431 * builtins.c (expand_builtin_next_arg): Remove argument and all
5432 the argument checking.
5433 (expand_builtin): Adjust caller.
5434 (expand_builtin_va_start): Likewise. Remove error for too many
5436 (fold_builtin_next_arg): Issue error for too many arguments.
5437 After checking arguments, replace them with magic arguments that
5438 prevent further checking of the args.
5440 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5442 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5444 2005-01-06 Roger Sayle <roger@eyesopen.com>
5447 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5448 and %{.S:...} (and their negative variants) to test whether the
5449 input file is assembler or pre-processed-assembler independent of
5450 the actual filename extension.
5452 2005-01-06 Roger Sayle <roger@eyesopen.com>
5454 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5455 of sign or zero extended values.
5457 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5459 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5460 for IBM long double format correctly.
5462 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5464 Fix PR tree-optimization/18792
5466 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5467 to first_loop_depth, and use loop depth instead of loop number.
5468 (build_classic_dir_vector): Ditto.
5469 (compute_data_dependences_for_loop): Use depth, not loop number.
5470 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5471 number. Pass in loops, instead of loop numbers.
5472 (gather_interchange_stats): Ditto.
5473 (linear_transform_loops): Ditto.
5475 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5478 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5479 biv_fits_mode_p, extension_within_bounds_p): New functions.
5480 (check_ext_dependent_givs): Use them.
5482 2005-01-06 Roger Sayle <roger@eyesopen.com>
5484 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5485 more than one barrier, in which case we should delete them all.
5487 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5489 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5491 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5493 Fix PR middle-end/19286
5495 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5496 output this subprogram, simply ignore this attempt to do it again.
5497 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5498 origin attribute if it's not possible.
5499 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5500 (decls_for_scope): Ditto.
5501 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5502 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5504 2005-01-05 Richard Henderson <rth@redhat.com>
5507 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5508 (bdesc_2arg): Use it.
5509 (ix86_expand_binop_builtin): Force operands into registers
5511 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5512 ix86_expand_sse_compare, ix86_expand_sse_comi,
5513 ix86_expand_builtin): Likewise.
5515 2005-01-05 Richard Henderson <rth@redhat.com>
5517 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5519 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5520 (mulv4hi3): Set itanium_class mmmul.
5521 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5522 (fpack): Rename from fpack_sfsf.
5524 2005-01-05 Richard Henderson <rth@redhat.com>
5527 * reload1.c (do_input_reload): Restrict the optimization deleteing
5528 a previous output reload to RELOAD_FOR_INPUT.
5530 2005-01-05 Steven Bosscher <stevenb@suse.de>
5532 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5533 comment that we fall through after case.
5534 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5535 (distribute_links): Likewise.
5536 * cse.c (cse_insn): Likewise.
5537 * cselib.c (cselib_invalidate_mem): Likewise.
5538 * df.c: Update comments at the top of the file.
5539 (read_modify_subreg_p): Update comments here too.
5540 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5541 * flow.c (mark_set_1): Likewise.
5542 (mark_used_regs): Likewise.
5543 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5544 (canon_list_insert): Likewise.
5545 (mark_set): Likewise.
5546 (try_replace_reg): Likewise.
5547 (store_killed_in_insn): Likewise.
5548 * loop.c (count_one_set): Likewise.
5549 (basic_induction_var): Likewise.
5550 * postreload-gcse.c (find_mem_conflicts): Likewise.
5551 * postreload.c (reload_combine_note_store): Likewise.
5552 (move2add_note_store): Likewise.
5553 * reload.c (find_equiv_reg): Likewise.
5554 (mark_referenced_resources): Likewise.
5555 * rtlanal.c (set_noop_p): Likewise.
5556 (note_stores): Likewise.
5557 (note_uses): Likewise.
5558 * sched-deps.c (sched_analyze_1): Likewise.
5559 * sched-rgn.c (check_live_1): Likewise.
5560 (update_live_1): Likewise.
5561 * config/i860/i860.c: Likewise.
5563 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5565 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5567 * doc/rtl.texi: Update documentation for bit-fields and SET.
5569 2005-01-05 Roger Sayle <roger@eyesopen.com>
5571 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5573 2005-01-05 Jan Hubicka <jh@suse.cz>
5574 Richard Henderson <rth@redhat.com>
5577 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5580 2005-01-05 Richard Henderson <rth@redhat.com>
5583 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5584 (sse_shufps): Change operand 3 to const_int_operand.
5585 (sse2_storelps): Fix typo in template.
5586 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5587 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5588 (ix86_expand_builtin): Likewise.
5590 2005-01-05 Julian Brown <julian@codesourcery.com>
5592 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5593 as aggregates for AAPCS ABIs.
5595 2005-01-05 Stan Shebs <shebs@apple.com>
5597 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5598 Mach-O getters if ppc64.
5599 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5601 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5602 signed four-byte field for global code case.
5603 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5605 2005-01-05 Roger Sayle <roger@eyesopen.com>
5608 * c-common.c: Include real.h.
5609 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5610 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5611 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5612 * Makefile.in (c-common.o): Update dependencies.
5614 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5616 * c-parse.in (asm_string): Add trailing semicolon.
5618 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5620 * c-parse.in (asm_string): New. Don't allow wide strings in
5622 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5623 asm_string instead of STRING.
5625 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5627 * c-typeck.c (constructor_no_implicit): Remove.
5628 (set_designator, process_init_element): Don't check
5629 constructor_no_implicit.
5631 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5632 Kaz Kojima <kkojima@gcc.gnu.org>
5635 * lcm.c (create_pre_exit): New.
5636 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5637 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5639 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5641 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5642 -msoft-float in target_float_switch.
5643 * arm.c (arm_override_options): Fix processing of target_float_switch.
5645 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5647 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5650 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5652 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5653 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5655 2005-01-04 Roger Sayle <roger@eyesopen.com>
5657 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5658 if deleting the then-block allows the test-block to fallthru to the
5661 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5664 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5665 after the full declaration if the are in two different TUs.
5667 2005-01-04 Richard Henderson <rth@redhat.com>
5670 * tree-sra.c (generate_one_element_init): Just
5671 call gimplify_and_add.
5672 (generate_element_init): Record the
5673 new referenced variables and mark them for renaming
5674 and split out to ...
5675 (generate_element_init_1): This.
5676 (scalarize_init): Don't call push_gimplify_context/
5677 pop_gimplify_context.
5679 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5681 * toplev.c (get_src_pwd): Handle failure of getpwd().
5683 2005-01-04 Roger Sayle <roger@eyesopen.com>
5685 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5687 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5688 all the cases handled by it are inverted by invert_truthvalue.
5690 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5692 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5693 (save_register_windowsi): Likewise.
5695 2005-01-04 Richard Henderson <rth@redhat.com>
5697 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5699 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5702 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5703 any simplifications of vector mode comparison operators.
5704 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5706 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5707 Devang Patel <dpatel@apple.com>
5709 PR tree-optimization/18308
5710 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5711 the operands before creating a new expression.
5712 * dojump.c (do_jump): Make drop_through_label available
5713 for all cases. Add expansion of COND_EXPR.
5715 2005-01-04 Ira Rosen <irar@il.ibm.com>
5717 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5718 INTEGER_CST instead of TREE_CONSTANT.
5719 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5720 instead of TREE_CONSTANT.
5721 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5722 instead of TREE_CONSTANT.
5724 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5726 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5728 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5731 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5732 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5734 2005-01-03 Richard Henderson <rth@redhat.com>
5736 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5737 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5738 fold_convert_const_real_from_real): Split out from ...
5739 (fold_convert_const): ... here.
5741 2005-01-03 Richard Henderson <rth@redhat.com>
5744 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5745 (mov<MMXMODEI>_internal): Likewise.
5746 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5747 Add V2SF case; use it for SSE1; don't use TI.
5748 (movdf_integer): Likewise.
5749 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5751 2005-01-03 Ira Rosen <irar@il.ibm.com>
5753 * tree-vectorizer.c (vect_strip_conversions): New function.
5754 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5755 check for binary class.
5757 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5761 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5763 * gimple-low.c (mark_blocks_with_used_vars): New function.
5764 (mark_blocks_with_used_subblocks): Ditto.
5765 (mark_used_blocks): Ditto.
5766 (pass_mark_used_blocks): New pass.
5767 * tree-inline.c: Include debug.h.
5768 (expand_call_inline): Call outlining_inline_function here.
5769 * tree-optimize.c (init_tree_optimization_passes): Add
5770 pass_mark_used_blocks.
5771 * tree-pass.h (pass_mark_used_blocks): New.
5772 * Makefile.in (tree-inline.o): Add debug.h dependency.
5774 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5776 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5777 VAR_DECLs to have weak_import attribute.
5779 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5782 2004-01-03 Steven Bosscher <stevenb@suse.de>
5784 * passes.c (rest_of_compilation): Don't run regmove if only
5785 flag_expensive_optimizations, require flag_regmove instead.
5787 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5789 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5791 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5792 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5793 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5794 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5796 2005-01-03 Richard Henderson <rth@redhat.com>
5798 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5799 (ia64_const_ok_for_letter_p): New.
5800 (ia64_const_double_ok_for_letter_p): New.
5801 (ia64_extra_constraint): New.
5802 (ia64_expand_vecint_compare): New.
5803 (ia64_expand_vcondu_v2si): New.
5804 (ia64_expand_vecint_cmov): New.
5805 (ia64_expand_vecint_minmax): New.
5806 (ia64_print_operand): Add 'v'.
5807 (ia64_preferred_reload_class): New.
5808 (ia64_vector_mode_supported_p): New.
5809 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5810 (PREFERRED_RELOAD_CLASS): Move to function.
5811 (CONST_OK_FOR_LETTER_P): Move to function.
5812 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5813 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5814 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5815 (EXTRA_CONSTRAINT): Move to function.
5816 * config/ia64/ia64.md: Include vect.md.
5817 (itanium_class): Add mmalua.
5819 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5821 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5822 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5824 (const_int_2bit_operand): New.
5825 (fr_reg_or_0_operand): New.
5826 * config/ia64/ia64-modes.def: Add vector modes.
5827 * config/ia64/ia64-protos.h: Update.
5828 * config/ia64/vect.md: New file.
5830 2005-01-03 Richard Henderson <rth@redhat.com>
5832 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5834 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5837 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5839 (log1pdf2): Change mode of operands[0,1] to DFmode.
5841 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5843 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5844 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5845 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5846 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5847 SPARC_RELAXED_ORDERING.
5849 2005-01-03 Richard Henderson <rth@redhat.com>
5850 Uros Bizjak <uros@kss-loka.si>
5853 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5854 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5855 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5857 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5858 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5859 const_pow2_1_to_128_operand): New predicates.
5861 2005-01-02 Greg McGary <greg@mcgary.org>
5863 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5865 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5866 object. [ptr_type]: Remove unused variable.
5867 Remember nearest addressable array-element or record-component
5868 when checking bitfield components. Tolerate empty BIND_EXPR.
5870 2005-01-01 Richard Henderson <rth@redhat.com>
5872 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5873 that don't narrow the value. Fail for other conversions.
5875 2005-01-01 Richard Henderson <rth@redhat.com>
5878 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5879 * c-lang.c (finish_file): Don't do it here.
5880 * objc/objc-act.c (objc_finish_file): Likewise.
5882 * cgraph.c (decl_assembler_name_equal): New.
5883 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5884 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5885 * cgraph.h (struct cgraph_varpool_node): Add next.
5886 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5887 * varasm.c (assemble_alias): Mark the target as needed.
5889 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5892 * function.c (get_arg_pointer_save_area): Use entry_of_function
5893 instead of get_insns.
5895 2005-01-01 Roger Sayle <roger@eyesopen.com>
5896 Andrew Pinski <pinskia@physics.uc.edu>
5897 James E. Wilson <wilson@specifixinc.com>
5899 PR rtl-optimization/12092
5900 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5903 2005-01-01 Roger Sayle <roger@eyesopen.com>
5904 Olivier Hainque <hainque@act-europe.fr>
5906 * tree.c (int_fits_type_p): A narrower type always fits in a
5907 wider one, except for negative values into unsigned types.
5909 2005-01-01 Roger Sayle <roger@eyesopen.com>
5911 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5912 with the original constant rather than require TREE_OVERFLOW.
5914 2005-01-01 Steven Bosscher <stevenb@suse.de>
5917 * c-decl.c (finish_function): If compiling C99, annotate the
5918 compiler generated return with the current file name and line 0.
5919 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5920 the source line is greater than 0.
5921 (remove_bb): Likewise.
5923 See ChangeLog.12 for earlier changes.