1 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3 * predict.c (apply_return_prediction): Standardize PHI chain
5 * tree-ssa.c (ssa_redirect_edge): Likewise.
7 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
8 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
11 * tree-phinodes.c (remove_phi_node): Drop the last argument.
12 * tree-flow.h: Adjust the prototype for remove_phi_node.
13 * lambda-code.c (perfect_nestify): Adjust a call to
16 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
17 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
19 * tree-ssa-dce.c (remove_dead_phis): Likewise.
20 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
21 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
22 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
24 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
26 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
27 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
28 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
29 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
30 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
32 2005-03-04 Devang Patel <dpatel@apple.com>
34 PR tree-optimization/18815
35 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
36 loops with zero exit edges.
38 2005-03-04 Devang Patel <dpatel@apple.com>
40 * doc/invoke.texi: Remove reference to webpage that does not exist.
42 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
43 Joseph S. Myers <joseph@codesourcery.com>
46 * elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
47 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
48 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
49 * pa.c (get_plabel): Change argument to symbol_ref. Call
50 maybe_get_identifier instead of get_identifier.
51 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
52 (struct deferred_plabel): Replace name field with symbol field.
53 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
54 ASM_OUTPUT_EXTERNAL_REAL is defined.
55 (output_global_address): Use output_addr_const for output of all
57 (output_deferred_plabels): Use symbol_ref instead of name for address
59 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
60 ASM_OUTPUT_SYMBOL_REF): New macros.
61 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
63 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
66 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
68 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
69 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
71 2005-03-04 Jeff Law <law@redhat.com>
73 * basic-block.h (rediscover_loops_after_threading): Declare.
74 * tree-ssa-dom.c: Include cfgloop.h.
75 (tree_ssa_dominator_optimize): Discover loops and some basic
76 properties. Remove forwarder blocks recreated by loop header
77 canonicalization. Also mark backedges in the CFG.
78 * tree-ssa-threadupdate.c: Include cfgloop.h
79 (rediscover_loops_after_threading): Define.
80 (struct local_info): New field, JUMP_THREADED.
81 (prune_undesirable_thread_requests): New function.
82 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
83 then record that fact for the callers of redirct_edges.
84 (thread_block): If BB has incoming backedges, then call
85 prune_undesirable_thraed_requests. Note when we are
86 going to have to rediscover loop information. Return a
87 boolean indicating if any jumps were threaded.
88 (thread_through_all_blocks): Bubble up boolean indicating
89 if any jumps were threaded.
90 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
91 (tree-ssa-threadupdate.o): Similarly.
93 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
95 * fold-const.c (fold_ternary): Unroll the "for" loop to
98 2005-03-04 Andrew Haley <aph@redhat.com>
100 * unwind-dw2-fde-glibc.c (struct
101 unw_eh_callback_data.check_cache): New field.
102 (frame_hdr_cache): New.
103 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
104 Cache frame header info.
106 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
108 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
109 (print_c_condition): Declare.
110 * read-rtl.c (ptr_loc): New structure.
111 (ptr_locs, ptr_loc_obstack, joined_conditions)
112 (joined_conditions_obstack): New variables.
113 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
114 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
115 (join_c_conditions, print_c_condition): New functions.
116 (apply_macro_to_string): Associate the new string with the same
117 source location as the old one.
118 (add_condition_to_string): Use join_c_conditions.
119 (read_string): Use set_rtx_ptr_loc to record a filename and line
120 number for the string.
121 (read_rtx): Initialize the new variables above.
122 * genattrtab.c (write_test_expr, write_attr_value): Use
124 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
125 comment above the GCC_VERSION check.
126 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
127 Inline the definition of MAYBE_EVAL.
128 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
129 * genoutput.c (process_template): Likewise.
130 * genpreds.c (write_predicate_subfunction): Likewise.
131 (write_predicate_expr): Use print_c_condition.
132 * genrecog.c (write_cond): Likewise.
133 * gensupport.c (process_rtx): Use join_c_conditions to join the
134 conditions of a define_insn_and_split. Record a source location
135 for the string after the "&&".
136 (alter_test_for_insn): Use join_c_conditions.
138 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
141 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
142 PR tree-optimization/15784
143 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
146 2005-03-04 Ben Elliston <bje@au.ibm.com>
148 * gcc.c (option_map): Add --coverage.
149 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
150 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
151 * config/darwin.h: Pass -lgcov for `coverage'.
152 * doc/invoke.texi (Debugging Options): Document --coverage.
154 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
156 * gcse.c (bypass_block): Use find_edge wherever possible.
158 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
162 * c-opts.c (c_common_parse_file): Call start_source_file
163 and end_source_file at the approriate times.
165 * dwarf2out.c (dwarf2out_finish): Don't auto-end
166 the main file, it will be done for us now.
168 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
170 * fold-const.c (fold_ternary): New.
171 (fold): Call fold_ternary on ternary expressions. Remove
172 handling of ternary expressions.
174 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
176 PR tree-optimization/15784
177 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
180 2005-03-03 David Edelsohn <edelsohn@gnu.org>
182 * config/rs6000/predicates.md (branch_comparison_operator):
183 Convert from C block to conditional format.
185 2005-03-03 Jan Hubicka <jh@suse.cz>
187 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
188 and non-constant public variables.
190 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
192 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
195 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
198 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
199 calls to release_ssa_name and release_phi_node.
201 * fold-const.c (fold): Remove handling of unary expressions.
203 * fold-const.c (fold_unary): Avoid directly using the original
204 expression t as much as possible.
206 2005-03-03 Roger Sayle <roger@eyesopen.com>
207 Andrew Pinski <pinskia@physics.uc.edu>
209 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
210 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
212 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
214 Describe special registers SRP and MOF as allocatable registers.
215 * config/cris/cris.c (cris_md_asm_clobbers): New function.
216 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
217 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
218 TARGET_HAS_MUL_INSNS.
219 (cris_print_operand) <case 'd'>: New case.
220 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
221 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
223 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
224 (REG_ALLOC_ORDER): Update for MOF.
225 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
227 (GENERAL_REGS): No longer a define of ALL_REGS.
228 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
229 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
231 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
232 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
233 (SECONDARY_RELOAD_CLASS): Define.
234 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
235 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
236 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
237 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
238 (REGISTER_MOVE_COST): Define.
239 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
240 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
241 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
242 (CRIS_MOF_REGNUM): New define_constants.
243 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
245 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
247 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
248 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
249 Adjust for MOF being properly described as a register.
250 (indir_to_reg_split): Name this split. Conditionalize on the
251 destination register being a general register.
252 (movei): Conditionalize on on operands 0 and 1 having the same
255 2005-03-03 Alan Modra <amodra@bigpond.net.au>
258 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
259 -mcpu to override any other explicitly given flags.
261 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
263 * recog.c (verify_changes, confirm_change_group): New functions,
264 broken out of apply_change_group.
265 (apply_change_group): Use them.
266 * recog.h (verify_change, confirm_change_group): Declare.
267 * rtl.h (redirect_jump_2): Declare.
268 * jump.c (redirect_exp, invert_exp): Delete.
269 (invert_exp_1): Take second parameter. Return value. Changed caller.
270 (redirect_jump_2): New function, broken out of redirect_jump.
271 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
272 (invert_jump): Use invert_jump_1 and redirect_jump_2.
273 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
275 2005-03-02 Geoffrey Keating <geoffk@apple.com>
277 * varasm.c (named_section): Use xstrdup rather than doing it by
280 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
282 2005-03-02 Devang Patel <dpatel@apple.com>
284 Undo PR tree-optimization/18815 fix.
286 2005-03-02 Devang Patel <dpatel@apple.com>
288 PR tree-optimization/18815
289 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
290 loops with zero exit edges.
292 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
294 * cfg.c (connect_src, connect_dest, disconnect_src,
295 disconnct_dest): New.
296 (unchecked_make_edge, remove_edge, redirect_edge_succ,
297 redirect_edge_pred): Use the new functions.
299 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
300 free_dominance_info only when needed.
302 2005-03-02 David Edelsohn <edelsohn@gnu.org>
305 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
306 (reg_or_sub_cint64_operand): Same.
308 2005-03-02 Jeff Law <law@redhat.com>
310 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
311 CFG_ALTERED in the main DOM iteration loop.
313 2005-03-02 Mark Mitchell <mark@codesourcery.com>
316 * varasm.c (initializer_constant_valid_p): Allow conversions
317 between OFFSET_TYPEs. Tidy.
319 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
321 * config/cris/cris.md ("return"): Remove epilogue delay list
324 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
326 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
328 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
330 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
332 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
333 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
334 config/m68k/m68k.c, config/mips/mips.h,
335 config/rs6000/rs6000-protos.h, doc/contrib.texi,
336 doc/include/gcc-common.texi: Update copyright.
338 PR middle-end/18029 and PR middle-end/18030
339 * expr.c (optimize_bitfield_assignment_op): Add a special case
340 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
342 * fold-const.c (fold_unary): New.
343 (fold): Call fold_unary on unary expressions.
345 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
347 * cgraph.h (struct cgraph_edge): Add prev_caller and
349 (cgraph_node_remove_callees): Export.
350 * cgraph.c (cgraph_create_edge): Initialize prev_caller
352 (cgraph_edge_remove_callee): New function.
353 (cgraph_edge_remove_caller): Likewise.
354 (cgraph_remove_edge): Use.
355 (cgraph_redirect_edge_callee): Likewise.
356 (cgraph_node_remove_callees): New function.
357 (cgraph_node_remove_callers): Likewise.
358 (cgraph_remove_node): Use.
359 * tree-optimize.c (tree_rest_of_compilation): Use
360 cgraph_node_remove_callees instead of manual loop.
361 * cgraphunit.c (cgraph_finalize_function): Likewise.
362 (cgraph_expand_function): Likewise.
363 (cgraph_remove_unreachable_nodes): Likewise.
365 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
368 * c-tree.h (undeclared_variable, build_external_ref): Add extra
370 * c-decl.c (undeclared_variable): Take location as argument.
371 * c-typeck.c (build_external_ref): Likewise.
372 * c-parser.c (c_parser_postfix_expression): Pass location of
373 identifier to build_external_ref.
375 2005-03-01 David Edelsohn <edelsohn@gnu.org>
377 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
378 CCEQ mode for branch_positive_comparison_operator test.
379 * config/rs6000/predicates (branch_comparison_operator): Revert to
381 (scc_comparison_operator): Same.
382 (branch_positive_comparison_operator): Same.
384 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
386 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
387 (cris_delay_slots_for_epilogue): Remove.
388 (save_last): Move into cris_target_asm_function_epilogue.
389 (cris_target_asm_function_epilogue): Remove tests for file being
391 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
392 (cris_delay_slots_for_epilogue): Remove prototypes.
393 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
394 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
396 2005-03-01 David Edelsohn <edelsohn@gnu.org>
398 * config/rs6000/predicates.md (branch_comparison_operator): Change
399 to define_special_predicate.
400 (scc_comparison_operator): Same.
401 (branch_positive_comparison_operator): Same.
403 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
405 * Makefile.in (tree-ssa-sink.o): New.
406 (OBJS-common): Add tree-ssa-sink.o.
407 * common.opt: Add -ftree-sink
408 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
409 * timevar.def (TV_TREE_SINK): new timevar.
410 * tree-flow.h (is_hidden_global_store): Prototype.
411 * tree-optimize.c (init_tree_optimization_passes): Add
413 * tree-pass.h (pass_sink_code): New.
414 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
415 for non-obvious global store store to is_hidden_global_store, and
416 call that new function.
417 * tree-ssa-sink.c: New file.
418 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
419 * doc/passes.texi: Document forward store motion.
420 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
421 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
422 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
423 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
425 2005-03-01 Per Bothner <per@bothner.com>
427 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
428 and we have a non-zero column-number, add it to the message.
429 Also factor out the diagnostic_kind_text.
431 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
433 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
434 flow_loop_pre_header_scan, flow_loop_pre_header_find,
435 flow_loop_scan): Removed.
436 (flow_loop_dump): Do not dump removed fields.
437 (flow_loop_free): Do not free removed fields.
438 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
439 (loop_exit_edge_p): New function.
440 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
441 num_pre_header_edges, entry_edges, num_entries, exit_edges,
442 num_exits, exits_doms.
443 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
444 LOOP_EDGES, LOOP_ALL): Removed.
445 (flow_loop_scan): Declaration removed.
446 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
447 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
449 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
450 (if_convert): Call flow_loops_find and flow_loops_free
451 when calling mark_loop_exit_edges.
452 * cfgloopanal.c (mark_loop_exit_edges): Moved from
453 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
454 free_dominance_info calls.
455 * loop-init.c (flow_loops_find): Ditto.
456 * passes.c (rest_of_handle_branch_prob): Ditto.
457 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
458 * loop-unroll.c (analyze_insns_in_loop): Do not use
460 * predict.c (predict_loops): Do not call flow_loop_scan.
461 Use get_loop_exit_edges.
462 (tree_estimate_probability): Do not pass flags to flow_loops_find.
463 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
464 Do not use EDGE_LOOP_EXIT.
465 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
466 to bb_with_exit_edge_p.
467 (if_convertible_loop_p): Do not call flow_loop_scan. Use
468 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
469 to bb_with_exit_edge_p.
470 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
472 * tree-loop-linear.c (linear_transform_loops): Do not call
473 flow_loop_scan. Use loop->single_exit.
474 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
475 (vect_analyze_loop_form): Do not call flow_loop_scan.
476 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
478 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
480 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
481 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
482 slpeel_tree_duplicate_loop_to_edge_cfg,
483 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
484 Use loop_preheader_edge and loop->single_exit. Do not call
487 2005-03-01 Nick Clifton <nickc@redhat.com>
489 * config/arm/arm.c (thumb_find_work_register): Check all of the
490 argument registers to see if they are free, and a couple of
491 special cases where the last argument register but can be proved
492 to be available during the function's prologue.
493 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
494 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
495 thumb_unexpanded_epilogue): Use unsigned long as the type for the
497 (thumb_compute_save_reg_mask): Likewise. Also use
498 thumb_find_work_register() to ensure that there is agreement about
499 which work register is going to be used in the prologue.
500 (thumb_output_function_prologue): Use unsigned long as the type
501 for the register bit-mask. Also delay pushing the link register if
502 other high registers are going to be pushed.
503 (thumb_compute_save_reg_mask, emit_multi_reg_push,
504 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
505 redundant prototypes.
507 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
510 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
511 and after reload in REG+REG indexed addresses without REG_POINTER
512 set in the base and not set in the index.
514 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
516 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
518 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
519 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
520 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
521 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
522 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
524 * config.gcc (sh*-*-linux*): Use config/linux.h.
526 2005-02-28 Dale Johannesen <dalej@apple.com>
527 Stan Shebs <shebs@apple.com>
529 Rewrite of 64-bit Darwin structure-by-value pass/return.
530 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
531 intoffset, use_stack, named.
532 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
533 (rs6000_darwin64_record_arg_advance_flush): New.
534 (rs6000_darwin64_record_arg_advance_recurse): New.
535 (rs6000_darwin64_record_arg_flush): New.
536 (rs6000_darwin64_record_arg_recurse): New.
537 (rs6000_darwin64_record_arg): New.
538 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
539 (function_arg_boundary): Handle 128-bit aligned structs.
540 (function_arg_advance): Rewrite darwin64 struct handling.
541 (function_arg): Call rs6000_darwin64_record_arg.
542 (function_arg_partial_nregs): Handle darwin64 structs.
543 (rs6000_darwin64_function_value): Remove.
544 (rs6000_function_value): Call rs6000_darwin64_record_arg.
546 2005-02-28 Roger Sayle <roger@eyesopen.com>
548 PR tree-optimization/20216
549 * tree-chrec.c (tree_fold_factorial): Delete.
550 (tree_fold_binomial): Change argument list to take a return type
551 and change the type of K to unsigned int. Rewrite to avoid explicit
552 evaluation of factorials, and (recursively) calling fold to perform
553 compile-time arithmetic. Return NULL on (internal) overflow.
554 (chrec_evaluate): Change type of K to an unsigned int. Avoid
555 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
556 if any intermediate calculation overflows.
557 (chrec_apply): Update call to chrec_evaluate.
559 2005-02-28 James E Wilson <wilson@specifixinc.com>
561 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
563 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
566 * c-parser.c (c_parser_compound_statement): Return error_mark_node
567 instead of NULL_TREE on error.
569 2005-02-28 David Edelsohn <edelsohn@gnu.org>
571 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
572 (EASY_VECTOR_15_ADD_SELF): Remove.
573 (num_insns_constant_wide): Not static.
574 (validate_condition_mode): Not static.
575 (toc_relative_expr_p): Not static.
576 (legitimate_indirect_address_p): Not static.
577 (macho_lo_sum_memory_operand): Not static.
578 (invalid_e500_subreg): Not static.
579 (easy_vector_same): Not static.
580 (easy_vector_splat_const): Not static.
581 (RS6000_SYMBOL_REF_TLS_P): Remove.
582 (any_operand): Delete.
583 (any_parallel_operand): Delete.
584 (count_register_operand): Delete.
585 (altivec_register_operand): Delete.
586 (xer_operand): Delete.
587 (s8bit_cint_operand): Delete.
588 (short_cint_operand): Delete.
589 (u_short_cint_operand): Delete.
590 (non_short_cint_operand): Delete.
591 (exact_log2_cint_operand): Delete.
592 (gpc_reg_operand): Delete.
593 (cc_reg_operand): Delete.
594 (cc_reg_not_cr0_operand): Delete.
595 (reg_or_short_operand): Delete.
596 (reg_or_neg_short_operand): Delete.
597 (reg_or_aligned_short_operand): Delete.
598 (reg_or_u_short_operand): Delete.
599 (reg_or_cint_operand): Delete.
600 (reg_or_arith_cint_operand): Delete.
601 (reg_or_add_cint64_operand): Delete.
602 (reg_or_sub_cint64_operand): Delete.
603 (reg_or_logical_cint_operand): Delete.
604 (got_operand): Delete.
605 (got_no_const_operand): Delete.
606 (easy_fp_constant): Delete.
607 (easy_vector_constant): Delete.
608 (easy_vector_constant_add_self): Delete.
609 (zero_constant): Delete.
610 (zero_fp_constant): Delete.
611 (volatile_mem_operand): Delete.
612 (offsettable_mem_operand): Delete.
613 (mem_or_easy_const_operand): Delete.
614 (add_operand): Delete.
615 (non_add_cint_operand): Delete.
616 (logical_operand): Delete.
617 (non_logical_cint_operand): Delete.
618 (mask_operand): Delete.
619 (mask_operand_wrap): Delete.
620 (mask64_operand): Delete.
621 (mask64_2_operand): Delete.
622 (and64_operand): Delete.
623 (and64_2_operand): Delete.
624 (and_operand): Delete.
625 (reg_or_mem_operand): Delete.
626 (lwa_operand): Delete.
627 (symbol_ref_operand): Delete.
628 (call_operand): Delete.
629 (current_file_function_operand): Delete.
630 (input_operand): Delete.
631 (rs6000_nonimmediate_operand): Delete.
632 (rs6000_tls_symbol_ref): Delete.
633 (save_world_operation): Delete.
634 (restore_world_operation): Delete.
635 (load_multiple_operation): Delete.
636 (store_multiple_operation): Delete.
637 (vrsave_operation): Delete.
638 (mfcr_operation): Delete.
639 (mtcrf_operation): Delete.
640 (lmw_operation): Delete.
641 (stmw_operation): Delete.
642 (branch_comparison_operator): Delete.
643 (branch_positive_comparison_operator): Delete.
644 (scc_comparison_operator): Delete.
645 (trap_comparison_operator): Delete.
646 (boolean_operator): Delete.
647 (boolean_or_operator): Delete.
648 (min_max_operator): Delete.
649 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
650 (EASY_VECTOR_15): Moved to here.
651 (EASY_VECTOR_15_ADD_SELF): Move to here.
652 (PREDICATE_CODES): Delete.
653 * config/rs6000/rs6000-protos.h: Delete predicate functions.
654 Declare functions no longer static.
655 * config/rs6000/predicates.md: New.
656 * config/rs6000/rs6000.md: Include predicates.md
658 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
660 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
661 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
663 * cfgrtl.c (need_fake_edge_p): Likewise.
664 * combine.c (distribute_notes): Likewise.
665 * emit-rtl.c (try_split): Likewise.
666 * recog.c (peephole2_opimize): Likewise.
667 * reg-notes.def (ALWAYS_RETURN): Remove.
668 * rtl.h (LCT_ALWAYS_RETURN): Remove.
669 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
670 * tree.h (ECF_ALWAYS_RETURN): Remove.
672 2005-02-28 Roger Sayle <roger@eyesopen.com>
675 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
676 between different machine modes is never a "useless" conversion.
678 2005-02-28 Geert Bosch <bosch@gnat.com>
681 * doc/contrib.texi: List contributors for Ada front end
683 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
685 * simplify-rtx.c (simplify_unary_operation_1,
686 simplify_const_unary_operation): New, extracted from...
687 (simplify_unary_operation): ... this one.
688 (simplify_binary_operation_1,
689 simplify_const_binary_operation): New, extracted from...
690 (simplify_binary_operation): ... this one.
691 * rtl.h (simplify_const_unary_operation,
692 simplify_const_binary_operation): Add prototypes.
694 2005-02-28 Julian Brown <julian@codesourcery.com>
696 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
697 building libjava and caused PR regression/20228.
699 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
702 * Makefile.in (host_subdir): New.
703 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
704 * configure: Regenerate.
706 2005-02-27 Zack Weinberg <zack@codesourcery.com>
708 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
709 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
710 installation directory first.
712 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
715 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
716 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
717 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
718 * config/cris/cris.md: Tweak comments referring to Q.
719 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
720 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
721 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
722 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
723 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
724 Insert spaces in constraints to align alternatives vertically for
726 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
729 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
731 PR rtl-optimization/17728
732 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
733 operand 0 from general_operand to move_dest_operand.
735 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
737 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
738 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
739 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
740 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
742 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
744 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
745 * configure: Regenerate.
746 * libada-mk.in: Remove CC; rename
747 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
749 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
752 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
753 for the lhs, also walk over the tree. Likewise for rhs.
755 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
757 * tree-ssa-dom.c (simple_iv_increment_p): New function.
758 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
759 Do not propagate value of iv before increment over the increment.
761 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
763 * c-parser.c: New file.
764 * c-parse.in: Remove.
765 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
767 (c-parser.o): Add dependencies.
768 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
769 maintainer-clean, TAGS): Update.
770 * c-config-lang.in (gtfiles): Update.
771 * gengtype-lex.l: Don't handle "@@".
772 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
773 objc_build_synchronized, objc_begin_try_stmt,
774 objc_begin_catch_clause, objc_finish_catch_clause,
775 objc_build_finally_clause, objc_finish_try_stmt): New.
776 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
778 (c_parse_init): Update comment.
779 * c-decl.c (c_init_decl_processing): Update comment.
780 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
781 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
782 new c_declspecs members.
784 2005-02-25 Julian Brown <julian@codesourcery.com>
786 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
787 from being used for symbols with vague linkage when
788 HAVE_GAS_COMDAT_GROUP is true.
790 2005-02-25 Mark Mitchell <mark@codesourcery.com>
792 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
794 2005-02-25 Steve Ellcey <sje@cup.hp.com>
797 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
798 (LIBGCC2_HAS_DF_MODE): New.
799 (LIBGCC2_HAS_XF_MODE): New.
800 (LIBGCC2_HAS_TF_MODE): New.
801 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
802 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
803 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
804 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
805 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
806 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
807 and add _fixtfdi, _fixunstfdi, _floatditf
808 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
809 L_fixunstfdi, L_floatditf.
810 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
811 (LIBGCC2_HAS_TF_MODE): Define.
813 2005-02-25 Diego Novillo <dnovillo@redhat.com>
815 PR tree-optimization/20204
816 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
817 REWRITE_THIS_STMT markers on PHI nodes.
818 (rewrite_initialize_block): Likewise.
820 2005-02-25 Mark Mitchell <mark@codesourcery.com>
822 * version.c (version_string): Update to 4.1.
824 2005-02-25 Paolo Carlini <pcarlini@suse.de>
826 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
827 Clarify that the alternative way doesn't work in GNU C++.
829 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
831 PR tree-optimization/19937
832 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
833 to the type of the induction variable.
835 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
837 PR rtl-optimization/20117
838 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
839 the block including noncopyable insn.
841 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
843 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
844 calls to find_reg_note.
846 2005-02-24 Richard Henderson <rth@redhat.com>
849 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
852 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
854 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
855 vector types if to use base reg for misaligned non-word ld/std.
857 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
860 * config/cris/cris.c (cris_target_asm_function_prologue): Create
861 dwarf2 label manually and put it after, not before the prologue.
863 2005-02-24 David Edelsohn <edelsohn@gnu.org>
866 * reload.c (operands_match_p): Only increment register number for
867 SCALAR_INT_MODE_P modes in multiple hard registers.
869 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
872 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
874 * ChangeLog.5: Fix log message typo(s).
875 * ChangeLog.7: Likewise.
876 * ChangeLog.tree-ssa: Likewise.
877 * cfgexpand.c: Fix comment typo(s).
878 * conflict.c: Likewise.
879 * defaults.h: Likewise.
880 * dwarf2out.c: Likewise.
882 * ggc-page.c: Likewise.
883 * tree-eh.c: Likewise.
884 * tree-ssa-dom.c: Likewise.
886 2005-02-24 Jakub Jelinek <jakub@redhat.com>
889 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
890 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
891 if SHARED is defined.
894 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
895 allow splitting only if operands 0 and 3 don't overlap.
897 2005-02-24 Richard Henderson <rth@redhat.com>
900 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
901 (fold_builtin_1): Call them.
902 * fold-const.c (fold_complex_mult_parts): Split out from ...
903 (fold_complex_mult): ... here. Fix typo in both imaginary case.
904 (fold_complex_div_parts, fold_complex_div): New.
906 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
908 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
910 * tree-ssa-ccp.c (visit_assignment): Verify that result of
911 VIEW_CONVERT_EXPR is_gimple_min_invariant.
913 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
914 (print_node): Likewise.
915 Print TYPE_SIZES_GIMPLIFIED.
917 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
919 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
920 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
921 operands as commutative in constraints.
923 2005-02-24 Diego Novillo <dnovillo@redhat.com>
925 * tree-into-ssa.c: Re-organize internal functions.
927 2005-02-24 Richard Henderson <rth@redhat.com>
930 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
932 * common.opt (fcx-limited-range): New.
933 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
934 * toplev.c (flag_complex_method): Initialize to 1.
935 (process_options): Set flag_complex_method to 0 if
936 flag_cx_limited_range.
937 * doc/invoke.texi (-fcx-limited-range): New.
939 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
941 * cse.c (delete_trivially_dead_insns): Speed up by using
942 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
945 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
947 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
948 functions when -mid-shared-library is being used.
950 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
952 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
953 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
954 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
955 * system.h: Poison LINK_LIBGCC_SPECIAL.
957 2005-02-23 James E Wilson <wilson@specifixinc.com>
959 * gengtype.c (note_insn_name): Make 1 element larger.
961 2005-02-23 Roger Sayle <roger@eyesopen.com>
964 PR rtl-optimization/20097
965 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
966 BImode SUBREGs of SImode registers which confuse the ia64 backend.
968 2005-02-23 David Edelsohn <edelsohn@gnu.org>
970 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
971 * t-aix52 (SHLIB_INSTALL): Same.
973 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
975 * genpreds.c: Update copyright.
977 2005-02-23 Michael Beach <michaelb@ieee.org>
980 * config/sparc/t-elf (startup files): Assemble with CPP.
982 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
984 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
985 (write_predicate_expr): Likewise.
987 2005-02-22 Diego Novillo <dnovillo@redhat.com>
989 PR tree-optimization/20100
990 PR tree-optimization/20115
991 * tree-optimize.c (init_tree_optimization_passes): Remove
992 pass_maybe_create_global_var.
993 * tree-pass.h (pass_maybe_create_global_var): Remove.
994 * tree-ssa-alias.c (aliases_computed_p): Declare.
995 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
996 (count_calls_and_maybe_create_global_var): Remove.
997 (pass_maybe_create_global_var): Remove.
998 (init_alias_info): Do not declare aliases_computed_p.
999 (maybe_create_global_var): If the function contains no
1000 call-clobbered variables and a mix of pure/const and regular
1001 function calls, create .GLOBAL_VAR.
1002 Mark all call-clobbered variables for renaming.
1003 (merge_pointed_to_info): Update comment.
1004 (add_pointed_to_var): Likewise.
1005 (is_escape_site): Likewise.
1006 Accept struct alias_info * instead of size_t *.
1008 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1010 * tree-ssa-operands.c (get_call_expr_operands): If
1011 ALIASES_COMPUTED_P is false, do not add call-clobbering
1013 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1014 (delete_tree_ssa): Likewise.
1016 2005-02-22 James E Wilson <wilson@specifixinc.com>
1018 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1019 (do_compile): Do call it here.
1021 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1023 PR rtl-optimization/20017.
1024 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1025 rest_of_handle_cse2, rest_of_handle_gcse): Call
1026 delete_dead_jumptables immediately before calling cleanup_cfg.
1028 2005-02-22 Devang Patel <dpatel@apple.com>
1031 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1034 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1036 * config/rs6000/aix.h (WINT_TYPE): Define.
1038 2005-02-22 Stan Shebs <shebs@apple.com>
1040 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1041 natural alignment for 64-bit Darwin.
1042 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1044 * doc/invoke.texi: Document this.
1046 2005-02-22 DJ Delorie <dj@redhat.com>
1048 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1049 to make_[un]signed_type, not the mode itself.
1051 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1053 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1054 not available. Use tail calls wherever possible.
1055 (make_edge): Call unchecked_make_edge to create an edge.
1057 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1058 (coalesce_ssa_name): Don't check for
1059 SSANORM_USE_COALESCE_LIST.
1060 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1062 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1064 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1065 (rewrite_into_ssa): ... here.
1067 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1069 PR tree-optimization/19786
1070 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1071 tag to another's may-alias bitmap when adding to the other's list.
1073 2005-02-21 DJ Delorie <dj@redhat.com>
1075 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1076 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1077 registers in unsupported ways.
1078 * expmed.c (init_expmed): Likewise.
1080 2005-02-21 Stan Cox <scox@redhat.com>
1082 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1084 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1086 * tree-cfg.c (fold_cond_expr_cond): New.
1087 (make_edges): Call fold_cond_expr_cond.
1088 (find_taken_edge): Accept nothing but INTEGER_CST.
1089 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1091 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1093 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1094 that do not belong to any basic block.
1096 2005-02-21 Jeff Law <law@redhat.com>
1098 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1101 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1103 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1104 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1105 Adjust their definitions.
1106 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1107 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1109 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1110 genautomata.c, langhooks.c, langhooks.h, system.h,
1111 config/arm/lib1funcs.asm: Update copyright.
1113 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1115 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1117 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1120 * doc/install.texi: Document --with-gc.
1122 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1124 * simplify-rtx.c (simplify_unary_operation): Add a missing
1127 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1129 PR tree-optimization/18663
1130 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1131 if the type has variable bounds.
1133 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1135 * gcse.c: Remove an obsolete comment.
1137 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1139 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1141 * doc/extend.texi (Function Attributes) <Attribute const>: The
1142 attribute "pure" is below this text, not above.
1144 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1146 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1147 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1148 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1150 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1153 * langhooks.h (struct lang_hooks): Add to_target_charset.
1154 * langhooks.c (lhd_to_target_charset): New function.
1155 * langhooks-def.h: Declare lhd_to_target_charset.
1156 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1157 (LANG_HOOKS_INITIALIZER): Update.
1158 * c-common.c (c_common_to_target_charset): New function.
1159 * c-common.h: Declare it.
1160 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1161 c_common_to_target_charset.
1163 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1164 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1166 * system.h: Poison them.
1167 * doc/tm.texi: Don't discuss them.
1168 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1169 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1170 (pp_c_char): Do not attempt to generate letter escapes for
1172 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1173 * config/mips/mips.c (mips_output_ascii): Likewise.
1175 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1177 PR tree-optimization/19951
1178 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1181 2005-02-19 Steven Bosscher <stevenb@suse.de>
1184 * function.h (struct function): New field `max_loop_depth'.
1185 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1186 (flow_loops_find): Reset the max loop depth count before finding loops.
1187 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1188 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1189 (calculate_global_regs_live): Make sure the loop will terminate
1190 when the initial sets are not empty.
1192 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1194 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1196 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1198 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1201 * doc/invoke.texi: Remove documentation of %M spec.
1203 (init_spec): Remove %M suffix from -lgcc_s.
1204 (do_spec_1): Remove 'M' case.
1205 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1206 to put shared libraries in the multilib directory. Remove the
1207 shlib_so_soname substitution variable. Don't add a multilib encoding
1208 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1209 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1210 SHLIB_INSTALL as well as SHLIB_LINK.
1211 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1212 (SHLIB_NAME): Delete.
1213 (SHLIB_DIR): New macro.
1214 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1215 (SHLIB_INSTALL): Adjust accordingly.
1216 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1217 * config/t-slibgcc-sld: Likewise.
1218 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1219 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1220 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1222 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1223 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1224 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1225 Use @shlib_base_name@ instead of @shlib_so_name@.
1226 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1227 and @shlib_base_name@.so in @multilib_dir@.
1228 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1229 to the install path.
1230 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1231 (SHLIB_LINK): Remove previous workaround.
1232 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1233 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1234 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1236 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1237 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1238 (SHLIB_INSTALL): Adjust accordingly.
1239 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1240 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1241 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1242 config/t-slibgcc-elf-ver.
1244 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1245 Jakub Jelinek <jakub@redhat.com>
1247 PR tree-optimization/19828
1248 * tree-ssa-loop-im.c: Add a TODO comment.
1249 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1250 without side-effects.
1252 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1254 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1257 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1259 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1260 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1261 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1263 (ia64_reorg): Delete fixup_errata call.
1264 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1265 (TARGET_SWITCHES): Delete -mb-step entry.
1267 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1270 * c-typeck.c (composite_type): Handle quals in transparent unions.
1271 (type_lists_compatible_p): Likewise.
1273 2005-02-18 Stan Shebs <shebs@apple.com>
1275 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1276 expressions in the .literal8 section.
1278 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1280 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1282 2005-02-18 Roger Sayle <roger@eyesopen.com>
1284 * fold-const.c (constant_boolean_node): Always create values of the
1285 specified type, don't bother calling truthvalue_conversion.
1287 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1289 * except.c (output_function_exception_table): Call
1290 assemble_external_libcall (eh_personality_libfunc).
1292 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1295 * config/ia64/ia64.h (struct machine_function): Add state_num.
1296 * config/ia64/ia64.c (process_epilogue,
1297 process_for_unwind_directive): Use new unwind state numbers each
1298 time rather than state 1.
1300 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1303 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1304 before the "*llgt_didi" pattern.
1306 2005-02-18 Jason Merrill <jason@redhat.com>
1308 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1310 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1312 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1313 (div0): Use it in place of ARM_FUNC_ALIAS.
1314 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1316 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1319 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1320 access, the lower bound of the array type if it exists.
1322 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1325 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1326 cases that are out-of-range for the index type.
1328 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1330 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1331 (estimate_case_costs): Don't call convert.
1332 * expmed.c (expand_shift): Likewise.
1333 (make_tree): Call fold_convert instead of convert.
1335 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1338 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1339 that ref to be marked MEM_READONLY_P doesn't have base that needs
1342 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1344 * genautomata.c (output_get_cpu_unit_code_func,
1345 output_cpu_unit_reservation_p): Don't generate old-style function
1348 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1351 PR tree-optimization/20009
1352 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1354 PR tree-optimization/18947
1355 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1356 inline, remove all nodes that are inlined into the extern inline
1359 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1361 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1362 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1363 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1364 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1367 2005-02-17 Roger Sayle <roger@eyesopen.com>
1369 PR tree-optimization/19917
1370 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1371 to be potentially trapping.
1373 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1375 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1377 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1379 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1380 tem becomes a local variable which is set to the value of the
1381 back end defined INITIAL_FRAME_ADDRESS macro.
1382 (expand_builtin_frame_address): Omit the base parameter to
1383 expand_builtin_return_addr.
1384 (expand_builtin_profile_func): Likewise.
1385 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1386 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1387 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1389 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1391 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1392 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1393 * config/frv/frv.c (frv_function_epilogue): Likewise.
1395 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1397 * lambda-code (perfect_nestify): Remove mark/unmark
1399 * tree-loop-linear.c (linear_transform_loops): Add
1400 rewrite_into_ssa call so that ssa is correct for
1401 rewriting into loop closed.
1403 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1405 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1406 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1408 * bt-load.c (btr_def_live_range, combine_btr_defs,
1409 migrate_btr_def, migrate_btr_defs): Likewise.
1410 * cfgcleanup.c (thread_jump): Likewise.
1411 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1412 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1413 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1414 df_rd_local_compute, df_reg_info_compute): Likewise.
1415 * dominance.c (init_dom_info, free_dom_info): Likewise.
1416 * flow.c (init_propagate_block_info,
1417 free_propagate_block_info): Likewise.
1418 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1419 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1420 modify_reg_pav): Likewise.
1421 * loop-invariant.c (find_defs, find_invariant_insn,
1422 find_invariants, free_inv_motion_data): Likewise.
1423 * predict.c (tree_predict_by_opcode,
1424 estimate_bb_frequencies): Likewise.
1425 * stmt.c (expand_case): Likewise.
1426 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1427 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1428 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1429 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1430 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1431 rewrite_ssa_into_ssa): Likewise.
1432 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1433 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1434 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1435 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1436 * tree-sra.c (tree_sra): Likewise.
1437 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1438 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1439 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1440 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1441 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1442 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1444 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1445 calculate_live_on_entry, calculate_live_on_exit,
1446 build_tree_conflict_graph): Likewise.
1447 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1448 record_important_candidates, set_use_iv_cost, find_depends,
1449 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1450 tree_ssa_iv_optimize_finalize): Likewise.
1451 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1452 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1453 tree_duplicate_loop_to_header_edge): Likewise.
1454 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1455 * tree-ssa.c (verify_flow_insensitive_alias_info,
1456 verify_name_tags, verify_ssa, init_tree_ssa,
1457 delete_tree_ssa): Likewise.
1458 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1459 fini_ssanames): Likewise.
1460 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1462 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1464 * config/rs6000/t-rtems: Completely reworked.
1466 2005-02-17 Ira Rosen <irar@il.ibm.com>
1468 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1470 2005-02-17 Ira Rosen <irar@il.ibm.com>
1472 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1473 POINTER_TYPE_P when checking that type is a pointer.
1474 (vect_get_memtag): Remove.
1475 (vect_address_analysis): Use POINTER_TYPE_P. Call
1476 vect_object_analysis with dummy parameter for memtag.
1477 (vect_object_analysis): Extract memtag (functionality that
1478 used to be in vect_get_memtag and moved here). Fix printings.
1479 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1480 with correct parameters. Remove call to vect_get_memtag.
1482 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1484 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1485 (tree-vectorizer.o): Added missing dependencies.
1487 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1489 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1490 declaration in tree-vectorizer.c, now has an extern declaration in
1492 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1493 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1494 get_vectype_for_scalar_type, vect_is_simple_use,
1495 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1496 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1497 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1498 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1499 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1500 find_loop_location): Likewise.
1502 * tree-vectorizer.c (langhooks.h): #include removed.
1503 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1504 moved to tree-vectorized.h.
1505 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1506 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1507 get_vectype_for_scalar_type, vect_is_simple_use,
1508 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1509 vect_supportable_dr_alignment, new_loop_vec_info,
1510 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1511 vect_set_verbosity_level, find_loop_location): Likewise.
1513 (vect_analyze_loop): Function externalized. Declaration moved to
1514 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1515 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1516 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1517 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1518 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1519 vect_enhance_data_refs_alignment, vect_analyze_operations,
1520 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1521 vect_stmt_relevant_p, vect_get_loop_niters,
1522 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1523 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1524 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1525 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1526 vect_get_memtag): Likewise.
1528 (vectorizable_load): Function externalized. Declaration moved to
1529 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1530 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1531 vect_transform_loop): Likewise.
1532 (vect_transform_stmt): Moved to tree-vect-transform.c.
1533 (vect_align_data_ref, vect_create_destination_var,
1534 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1535 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1536 vect_get_vec_def_for_operand, vect_init_vector,
1537 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1538 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1539 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1540 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1541 vect_do_peeling_for_loop_bound): Likewise.
1543 * tree-vect-analyze.c: New file.
1544 * tree-vect-transform.c: New file.
1546 2005-02-17 Jason Merrill <jason@redhat.com>
1548 PR mudflap/19319, c++/19317
1549 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1552 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1554 * doc/install.texi (Specific): Update link for Darwin-specific
1557 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1559 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1560 constant_boolean_node.
1562 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1565 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1566 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1568 2005-02-16 Richard Henderson <rth@redhat.com>
1571 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1573 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1574 replace uses with Wtype_MAXp1_F.
1575 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1576 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1577 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1578 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1579 and HAVE_TFMODE as appropriate.
1580 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1581 (__floatdisf): Likewise.
1582 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1583 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1584 (Wtype_MAXp1_F): New.
1585 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1586 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1588 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1591 * arm.c (arm_apply_result_size): New function.
1592 * arm.h (APPLY_RESULT_SIZE): Define.
1593 * arm-protos.h (arm_apply_result_size): Add prototype.
1594 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1595 (movxf): New expand.
1596 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1597 (call_value_symbol): Remove predicate for operand 0.
1598 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1599 (untyped_call): Rework to correclty return values for any type.
1600 (untyped_return): New expand.
1601 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1603 2005-02-16 Stan Shebs <shebs@apple.com>
1605 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1606 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1608 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1610 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1611 configure settings on Solaris 7 and later.
1613 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1615 PR tree-optimization/19865
1616 * tree-optimize.c (init_tree_optimization_passes): Run
1617 pass_may_alias after pass_sra.
1619 2005-02-16 Richard Henderson <rth@redhat.com>
1620 Stuart Hastings <stuart@apple.com>
1623 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1624 Do nothing if debug info suppressed for this function.
1625 (dbxout_begin_function): Early exit if debug info suppressed for
1628 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1631 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1633 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1635 PR tree-optimization/19967
1636 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1637 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1638 argument TYPE. Adjust calls to fold_builtin_XXX.
1639 (expand_builtin, fold_builtin_1): Adjust calls to
1641 (fold_builtin_strchr, fold_builtin_strpbrk,
1642 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1643 result to a requested type TYPE.
1645 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1648 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1649 (T)x & (T)cst if (T)cst overflows.
1650 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1651 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1653 2005-02-15 Jeff Law <law@redhat.com>
1655 * gcse.c (blocks_with_calls): New bitmap.
1656 (alloc_gcse_mem): Allocate it.
1657 (free_gcse_mem): Free it.
1658 (clear_modifY_mem_tables): Clear it.
1659 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1660 when we encounter CALL_INSNs.
1661 (compute_transp, case MEM): Handle blocks with calls separate
1662 from blocks without calls. Use bitmap iterators rather than
1665 2005-02-15 Peter O'Gorman <peter@pogma.com>
1668 * mklibgcc.in (vis_hide): Use a temporary object file, not
1671 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1674 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1675 access optimization.
1677 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1678 Alan Modra <amodra@bigpond.net.au>
1681 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1682 (_xlqsub): Rename to __gcc_qsub.
1683 (_xlqmul): Rename to __gcc_qmul.
1684 (_xlqdiv): Rename to __gcc_qdiv.
1685 Provide versioned symbol aliases with old names.
1686 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1687 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1688 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1689 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1690 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1692 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1694 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1695 Fold ~(A - 1) and ~(A + -1) to -A.
1697 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1701 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1702 config/pa/pa-host.c:pa_gt_pch_use_address.
1704 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1706 * tree-vn.c (get_value_handle): Make sure that given an
1707 is_gimple_min_invariant expression, we always return it.
1709 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1711 * passes.c (rest_of_handle_gcse): Fix a comment.
1713 2005-02-15 Jeff Law <law@redhat.com>
1715 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1717 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1718 (canon_list_insert, record_last_mem_set_info): Similarly.
1719 (clear_modify_mem_tables): Similarly.
1721 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1723 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1724 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1725 config/mips/mips.md, config/rs6000/aix.h,
1726 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1728 2005-02-15 Richard Henderson <rth@redhat.com>
1730 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1731 call to be best_edge.
1733 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1735 * basic-block.h: Adjust the prototype for find_basic_blocks.
1736 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1737 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1740 * flow.c (recompute_reg_usage): Remove all arguments.
1741 * passes.c (rest_of_compilation): Adjust the call to
1742 recompute_reg_usage.
1743 * rtl.h: Adjust the prototype for recompute_reg_usage.
1745 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1747 * tree-dump.c (dump_files): Update to reflect new member
1749 (dump_register): Add new argument.
1751 (dump_switch_p_1): Check against glob name if doglob was passed.
1752 (dump_switch_p): Check against regular first, then glob if
1753 we didn't have any hits on the dump name.
1754 * tree-optimize.c (register_one_dump_file):
1755 Pass in glob name as well.
1756 * tree-pass.h (struct dump_file_info): Add glob
1759 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1761 PR preprocessor/16323
1762 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1764 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1767 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1768 (trunctfdf2_internal1): New.
1769 (trunctfdf2_internal2): Renamed from trunctfdf2.
1771 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1773 PR tree-optimization/19853
1774 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1776 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1778 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1779 delete_dead_jumptables and cleanup_cfg.
1781 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1783 * reload.c (find_reloads): Swap address_reloaded flags when
1784 swapping commutative operands.
1786 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1788 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1789 Use standard_iv_increment_position for computing the bsi position
1791 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1794 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1797 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1798 life range of hard registers.
1799 * value-prof.c (insn_prefetch_values_to_profile): Only
1802 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1803 profile in libcalls.
1805 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1807 * bitmap.h (bitmap_and_compl_into): Return bool.
1808 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1810 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1812 PR tree-optimization/19944
1813 * fold-const.c (fold): Re-add ABS_EXPR folding.
1815 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1818 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1819 {TARGET,MASK}_XL_COMPAT.
1820 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1822 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1823 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1825 (rs6000_arg_partial_bytes): Same.
1826 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1827 and XL compatibility enabled.
1828 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1829 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1830 test to final condition.
1831 (cmptf_internal2): New.
1832 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1833 xl-compat. Add TFmode information to description.
1835 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1837 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1839 2005-02-13 Jason Merrill <jason@redhat.com>
1842 * fold-const.c (fold_indirect_ref_1): Split out from...
1843 (build_fold_indirect_ref): Here.
1844 (fold_indirect_ref): New fn.
1845 * tree.h: Declare it.
1846 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1847 (gimplify_modify_expr_rhs): Likewise.
1848 (gimplify_expr): Likewise.
1850 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1852 PR tree-optimization/14303
1853 PR tree-optimization/15784
1854 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1855 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1856 ABS_EXPR<x> != 0 to x != 0.
1858 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1860 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1861 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1862 spelling conventions.
1864 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1865 delete_trivially_dead_insns too many times.
1867 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1870 2005-02-12 Ira Rosen <irar@il.ibm.com>
1872 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1873 (vect_is_simple_iv_evolution): Remove redundant parameter
1875 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1876 without last parameter.
1877 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1878 Return pointer step. Call vect_is_simple_iv_evolution without
1879 last parameter. Check only that the step is multiple of size
1880 type. Remove stmt_vinfo updates.
1881 (vect_get_memtag_and_dr): Remove.
1882 (vect_get_memtag): New function.
1883 (vect_address_analysis): New function.
1884 (vect_object_analysis): New function.
1885 (vect_analyze_data_refs): Call vect_object_analysis and
1886 vect_get_memtag. Update stmt_vinfo fields.
1888 2005-02-12 Ira Rosen <irar@il.ibm.com>
1890 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1891 exist and are objects. Remove checks for pointer.
1892 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1893 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1894 (vect_create_data_ref_ptr): Likewise.
1895 (vect_base_addr_differ_p): New function.
1896 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1897 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1898 Don't set the DR_BASE_NAME field of data-ref.
1899 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1901 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1903 * optabs.h (enum optab_index): Add new OTI_ldexp.
1904 (ldexp_optab): Define corresponding macro.
1905 * optabs.c (init_optabs): Initialize ldexp_optab.
1906 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1908 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1910 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1911 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1913 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1914 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1917 2005-02-12 Ira Rosen <irar@il.ibm.com>
1919 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1921 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1923 (vect_get_base_and_offset): Always return an address.
1924 (vect_create_addr_base_for_vector_ref): Remove treatment for
1925 different data reference types.
1926 (vect_compute_data_ref_alignment): Rename base to base_address in
1927 stmt_vec_info. Get the object in order to force its alignment.
1928 (vect_get_memtag_and_dr): Rename base to base_address in
1929 stmt_vec_info. Extract the object for memtag analysis.
1931 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1933 PR regression/19898.
1934 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1935 changes cc_status, use apply modified_in_p to part of cc_status
1936 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1939 2005-02-11 Richard Henderson <rth@redhat.com>
1941 * tree-complex.c (expand_complex_libcall): New.
1942 (expand_complex_multiplication): Use it for c99 compliance.
1943 (expand_complex_division): Likewise.
1944 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1946 * builtins.c (built_in_names): Remove const.
1947 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1949 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1950 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1951 (built_in_names): Remove const.
1952 * c-common.c (c_common_type_for_mode): Handle complex modes.
1953 * flags.h, toplev.c (flag_complex_method): Rename from
1954 flag_complex_divide_method.
1955 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1956 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1957 * libgcc2.h: Declare them.
1958 * libgcc-std.ver: Export them.
1959 * mklibgcc.in (lib2funcs): Build them.
1961 2005-02-11 Steven Bosscher <stevenb@suse.de>
1963 PR tree-optimization/19876
1964 Partially revert my change from 2005-01-14
1965 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1966 (compute_antic): ...and remove the loop here.
1968 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1971 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1972 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1974 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1975 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1977 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1979 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1980 offsets for the big-endian 32-bit case.
1982 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1984 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1986 2005-02-11 Dale Johannesen <dalej@apple.com>
1988 * cselib.c (cselib_process_insn): Clear out regs where
1989 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1990 * reload.c (find_equiv_reg): Ditto.
1992 2005-02-11 Ian Lance Taylor <ian@airs.com>
1994 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1997 * tree.c (build_function_type_list): Work correctly if there are
2000 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2002 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2003 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2004 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2005 TARGET_ZARCH instead of TARGET_64BIT.
2007 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2009 * config/rs6000/t-rtems:
2010 (MULTILIB_OPTIONS): Remove mcpu=602.
2011 (MUTLILIB_DIRNAMES): Remove m602.
2012 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2013 Let mcpu=602 match mcpu=603.
2014 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2016 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2018 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2021 2005-02-10 David Daney <ddaney@avtrex.com>
2023 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2024 * config/i386/linux-unwind.h: Likewise.
2025 * config/ia64/linux-unwind.h: Likewise.
2026 * config/mips/linux-unwind.h: Likewise.
2027 * config/pa/linux-unwind.h: Likewise.
2028 * config/rs6000/linux-unwind.h: Likewise.
2029 * config/s390/linux-unwind.h: Likewise.
2030 * config/sh/linux-unwind.h: Likewise.
2031 * config/sparc/linux-unwind.h: Likewise.
2033 2005-02-10 Steven Bosscher <stevenb@suse.de>
2035 PR tree-optimization/17549
2036 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2037 TER to replace a DEF with its expression if the DEF and the
2038 rhs of the expression we replace into have the same root
2041 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2043 * config/mips/mips.md: Fix the placement of the match_scratch in the
2046 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2048 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2051 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2053 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2054 (strip_offset): Handle addresses.
2055 (add_address_candidates): Use strip_offset.
2056 (difference_cost): Reflect strip_offset change.
2057 (force_var_cost, difference_cost): Strip nops.
2059 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2061 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2063 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2064 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2065 config/cris/cris-protos.h, config/cris/cris.c: Update
2068 2005-02-10 Jeff Law <law@redhat.com>
2070 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2071 (lookup_avail_expr): Similarly.
2073 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2075 * builtins.c (fold_builtin_powi): New function.
2076 (fold_builtin_1): Call it.
2078 2005-02-10 Steven Bosscher <stevenb@suse.de>
2080 PR documentation/19309
2081 * doc/cpp.texi: The __GNUC__ and related predefined macros
2082 are also defined for the "standalone" cpp.
2083 Some non-GCC compilers may also define __GNUC__.
2085 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2088 * c-typeck.c (common_type): New routine. Old common_type renamed
2090 (c_common_type): ...this.
2091 (build_conditional_expr, build_binary_op): Use c_common_type instead
2094 2005-02-10 Steven Bosscher <stevenb@suse.de>
2096 * doc/md.texi: Replace @samp{length} with @code{length}.
2098 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2100 PR tree-optimization/18687
2101 * tree-flow.h (find_loop_niter): Declare.
2102 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2103 Try using scev even for loops with more than one exit.
2104 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2105 (struct ivopts_data): Added niters field.
2106 (struct nfe_cache_elt): New.
2107 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2109 (tree_ssa_iv_optimize_init): Initialize niters cache.
2110 (determine_number_of_iterations): Removed.
2111 (find_induction_variables): Do not call determine_number_of_iterations.
2112 Access niters for single exit through niter_for_single_dom_exit.
2113 (add_iv_outer_candidates): Access niters for single exit through
2114 niter_for_single_dom_exit.
2115 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2116 number_of_iterations_cond.
2117 (iv_period): New function.
2118 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2119 (may_replace_final_value): Take data argument. Use
2120 niter_for_single_dom_exit.
2121 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2122 (rewrite_use_compare): Pass data to may_eliminate_iv.
2123 (rewrite_use_outer): Pass data to may_replace_final_value.
2124 (free_loop_data): Clean up the niters cache.
2125 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2126 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2127 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2128 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2129 (num_ending_zeros): Moved to tree.c.
2130 * tree.h (num_ending_zeros): Declare.
2131 * tree.c (num_ending_zeros): Moved from tree.c.
2133 2005-02-09 Richard Henderson <rth@redhat.com>
2135 * builtins.c (DEF_BUILTIN): Add COND argument.
2136 * tree.h (DEF_BUILTIN): Likewise.
2137 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2138 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2140 (DEF_BUILTIN_STUB): New.
2141 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2142 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2143 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2144 * c-common.c (DEF_BUILTIN): Add COND argument.
2145 * tree.c (local_define_builtin): New.
2146 (build_common_builtin_nodes): New.
2148 2005-02-09 Roger Sayle <roger@eyesopen.com>
2150 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2151 floating point expression ignoring the sign of the result.
2152 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2153 (fold) <MULT_EXPR>: Use it to simplify x*x.
2154 * tree.h (fold_strip_sign_ops): Prototype here.
2155 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2156 argument. Use fold_strip_sign_ops to simplify the first argument.
2157 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2158 first argument when the second argument is an even integer
2159 constant, but only with -funsafe_math_optimizations.
2160 (fold_builtin_1): Update call to fold_builtin_copysign.
2162 2005-02-09 Ian Lance Taylor <ian@airs.com>
2165 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2166 just check whether EH_FILTER_FAILURE falls through.
2168 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2170 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2171 insns return to ready list in the next turn.
2173 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2176 * builtins.def: New __builtin_powi[lf].
2177 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2178 (expand_builtin_powi): New function.
2179 (expand_builtin): Dispatch to expand_builtin_powi.
2180 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2181 * libgcc2.c: Add __builtin_powi[lf] implementation.
2182 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2183 * optabs.h: Add powi_optab.
2184 * optabs.c (init_optabs): Initialize powi_optab.
2185 * doc/extend.texi: Document __builtin_powi[lf].
2187 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2189 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2192 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2195 * fold-const.c (try_move_mult_to_index): Remove redundant
2196 type argument. Create ADDR_EXPR with correct type.
2197 (fold): Update callers of try_move_mult_to_index. Convert
2198 result to the appropriate type.
2200 2005-02-09 Roger Sayle <roger@eyesopen.com>
2203 * config/avr/avr.c (default_rtx_costs): Delete.
2204 (avr_operand_rtx_cost): New function.
2205 (avr_rtx_costs): Completely rewrite.
2207 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2210 * config/cris/cris.c (in_code): New variable.
2211 (cris_output_addr_const): Now a static function, a wrapper for
2213 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2214 case from old cris_output_addr_const.
2215 (cris_asm_output_label_ref): Similar for LABEL_REF.
2216 (cris_output_addr_const_extra): Similar for UNSPEC.
2217 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2218 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2219 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2221 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2222 (cris_asm_output_label_ref): Declare.
2224 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2226 PR preprocessor/19801
2227 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2228 filenames that changed when libcpp was moved to the toplevel.
2230 2005-02-07 Roger Sayle <roger@eyesopen.com>
2232 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2233 zero extensions of BImode operands. Call lowpart_subreg instead
2234 of gen_lowpart_common and gen_lowpart_SUBREG.
2236 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2239 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2240 * configure.ac: Set cc_for_cross_gnattools.
2241 * configure: Regenerate.
2243 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2246 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2248 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2251 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2252 of nested functions.
2254 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2256 * doc/extend.texi: Document deprecated extensions allowing
2257 static floating-point members to have initializers and allowing
2258 floating-point literals in integral constant expressions.
2260 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2262 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2263 config/darwin7.h, config/mips/mips.c,
2264 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2267 * cse.c: Update comments.
2269 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2272 * builtins.c (fold_builtin_sqrt): Transform
2273 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2276 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2277 Dorit Naishlos <dorit@il.ibm.com>
2279 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2280 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2281 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2283 * tree.h (vect_set_verbosity_level): New extern function declaration
2285 * tree-vectorizer.h (verbosity_levels): New enum type.
2286 * tree-vectorizer.c (vect_debug_stats): Function removed.
2287 (vect_debug_details): Likewise.
2288 (vect_verbosity_level): Global variable was defined and initialized.
2289 (vect_dump): Global variable definition.
2290 (vect_print_dump_info): New function.
2291 (vect_set_dump_settings): New function.
2292 (vect_set_verbosity_level): New function.
2293 (vectorize_loops): Add call to vect_set_dump_settings.
2295 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2296 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2297 (slpeel_tree_peel_loop_to_edge): Likewise.
2299 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2300 appropriate verbosity level instead of call to vect_debug_details
2301 or vect_debug_stats.
2302 (vect_get_base_and_offset):
2303 (vect_create_addr_base_for_vector_ref):
2304 (get_vectype_for_scalar_type):
2305 (vect_create_data_ref_ptr):
2307 (vect_get_vec_def_for_operand):
2308 (vect_finish_stmt_generation):
2309 (vectorizable_assignment):
2310 (vectorizable_operation):
2311 (vectorizable_store):
2312 (vectorizable_load):
2313 (vect_transform_stmt):
2314 (vect_update_ivs_after_vectorizer):
2315 (vect_do_peeling_for_loop_bound):
2316 (vect_update_inits_of_drs):
2317 (vect_do_peeling_for_alignment):
2318 (vect_transform_loop):
2319 (vect_is_simple_use):
2320 (vect_analyze_operations):
2321 (vect_is_simple_iv_evolution):
2322 (vect_analyze_scalar_cycles):
2323 (vect_analyze_data_ref_dependence):
2324 (vect_analyze_data_ref_dependences):
2325 (vect_compute_data_ref_alignment):
2326 (vect_enhance_data_refs_alignment):
2327 (vect_analyze_data_refs_alignment):
2328 (vect_analyze_data_ref_access):
2329 (vect_analyze_data_ref_accesses):
2330 (vect_analyze_pointer_ref_access):
2331 (vect_get_memtag_and_dr):
2332 (vect_analyze_data_refs):
2333 (vect_mark_relevant):
2334 (vect_stmt_relevant_p):
2335 (vect_mark_stmts_to_be_vectorized):
2336 (vect_can_advance_ivs_p):
2337 (vect_get_loop_niters):
2338 (vect_analyze_loop_form):
2339 (vect_analyze_loop):
2340 (vectorize_loops): Likewise.
2342 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2343 (vect_update_inits_of_drs):
2344 (vect_do_peeling_for_alignment):
2345 (vect_transform_loop):
2346 (vect_analyze_operations):
2347 (vect_analyze_scalar_cycles):
2348 (vect_analyze_data_ref_dependences):
2349 (vect_analyze_data_refs_alignment):
2350 (vect_analyze_data_ref_accesses):
2351 (vect_analyze_data_refs):
2352 (vect_mark_stmts_to_be_vectorized):
2353 (vect_get_loop_niters):
2354 (vect_analyze_loop_form):
2355 (vect_analyze_loop): Likewise.
2356 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2358 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2362 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2363 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2364 either -ffast-math or -funsafe-math-optimizations is in use.
2366 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2367 * config/mips/irix-csr.c: New file.
2368 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2369 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2370 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2373 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2375 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2376 redundant, incorrect definitions.
2378 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2380 ("*tls_indirect_call"): New, reference hard regs directly.
2381 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2383 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2385 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2386 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2388 2005-02-06 Roger Sayle <roger@eyesopen.com>
2390 PR rtl-optimization/19800
2391 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2392 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2395 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2397 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2399 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2402 * doc/invoke.texi: Correct documentation of -freorder-functions.
2404 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2407 * doc/invoke.texi: Don't mention gccbug.
2409 2005-02-06 Roger Sayle <roger@eyesopen.com>
2410 Andrew Pinski <pinskia@physics.uc.edu>
2411 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2413 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2414 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2415 into just (zero_extract:SI FOO (const_int 1) BAR).
2417 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2419 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2420 macro locally. Don't give last revision date. Use GCC version
2421 number from gcc-common.texi.
2422 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2423 revision date. Use GCC version number from gcc-common.texi.
2424 Describe being a library as current state rather than as 3.x
2426 * doc/gcc.texi: Remove last update date.
2427 * doc/gccint.texi: Likewise. Update copyright dates.
2428 * doc/install.texi: Update copyright dates.
2430 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2433 * doc/invoke.texi: Mention for each option included in -Wall that
2434 it is included in -Wall.
2435 * doc/gcc.texi: Update copyright and last modification date.
2437 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2439 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2440 unnecessary cast to original induction variable increments.
2442 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2444 PR tree-optimization/18219
2445 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2446 in distributed form.
2448 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2450 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2451 Set bitpos and offset later in the function. Do nothing if the
2452 target is a register and if the bitfield lies completely outside
2454 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2455 here. Return an uninitialised register if the source value is stored
2456 in a register and the bitfield lies completely outside that register.
2458 2005-02-06 Steven Bosscher <stevenb@suse.de>
2460 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2463 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2465 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2467 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2469 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2470 * config/darwin8.h: New.
2471 * config/darwin7.h: Update comment.
2473 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2474 Dorit Naishlos <dorit@il.ibm.com>
2476 * tree-vectorizer.h (LOC): New type.
2477 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2478 (loop_line_number): New field in struct _loop_vec_info.
2479 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2481 * tree-vectorizer.c (input.h): Included.
2482 (find_loop_location): New function.
2483 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2484 loop line number removed.
2485 (vect_debug_details): Likewise.
2486 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2488 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2489 call to vect_debug_details/stats changed from loop to loop_loc.
2490 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2491 (slpeel_tree_peel_loop_to_edge): Likewise.
2493 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2494 changed from NULL to UNKNOWN_LOC.
2495 (vect_get_base_and_offset):
2496 (vect_create_addr_base_for_vector_ref):
2497 (get_vectype_for_scalar_type):
2498 (vect_create_data_ref_ptr):
2500 (vect_get_vec_def_for_operand):
2501 (vect_finish_stmt_generation):
2502 (vectorizable_assignment):
2503 (vectorizable_operation):
2504 (vectorizable_store):
2505 (vectorizable_load):
2506 (vect_transform_stmt):
2507 (vect_update_ivs_after_vectorizer):
2508 (vect_do_peeling_for_loop_bound):
2509 (vect_do_peeling_for_alignment):
2510 (vect_transform_loop):
2511 (vect_is_simple_use):
2512 (vect_analyze_operations):
2513 (vect_is_simple_iv_evolution):
2514 (vect_analyze_scalar_cycles):
2515 (vect_analyze_data_ref_dependences):
2516 (vect_compute_data_ref_alignment):
2517 (vect_enhance_data_refs_alignment):
2518 (vect_analyze_data_ref_access):
2519 (vect_analyze_data_ref_accesses):
2520 (vect_analyze_pointer_ref_access):
2521 (vect_get_memtag_and_dr):
2522 (vect_analyze_data_refs):
2523 (vect_mark_relevant):
2524 (vect_stmt_relevant_p):
2525 (vect_mark_stmts_to_be_vectorized):
2526 (vect_can_advance_ivs_p):
2527 (vect_get_loop_niters):
2528 (vect_analyze_loop):
2529 (vectorize_loops): Likewise.
2531 (vectorizable_load): Argument in call to vect_debug_details/stats
2532 changed from loop to LOOP_LOC (loop_vinfo).
2533 (vect_transform_loop):
2534 (vect_analyze_operations):
2535 (vect_analyze_scalar_cycles):
2536 (vect_analyze_data_ref_dependence):
2537 (vect_enhance_data_refs_alignment):
2538 (vect_analyze_data_ref_accesses):
2539 (vect_analyze_pointer_ref_access):
2540 (vect_analyze_data_refs):
2541 (vect_analyze_loop): Likewise.
2543 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2544 changed from loop to loop_loc.
2546 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2548 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2549 Dorit Naishlos <dorit@il.ibm.com>
2551 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2553 (vect_analyze_data_ref_dependences): Likewise.
2555 (vect_is_simple_use): Argument changed from loop structure to
2556 loop_vect_info structure.
2557 (vect_can_advance_ivs_p): Likewise.
2558 (vect_create_index_for_vector_ref): Likewise.
2559 (vect_update_ivs_after_vectorizer): Likewise.
2560 (new_stmt_vec_info): Likewise.
2562 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2563 changed from loop to loop_vinfo.
2564 (vect_create_data_ref_ptr): First argument in call to
2565 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2566 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2567 was changed from loop to loop_vinfo.
2568 (vectorizable_operation): Likewise.
2569 (vectorizable_store): Likewise.
2570 (vect_mark_stmts_to_be_vectorized): Likewise.
2571 (vect_do_peeling_for_loop_bound): First argument in call to
2572 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2573 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2574 was changed from loop to loop_vinfo.
2575 (vect_analyze_data_ref_dependences): Third argument in call to
2576 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2578 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2579 (vect_create_data_ref_ptr): Likewise.
2580 (vect_init_vector): Likewise.
2581 (vect_get_vec_def_for_operand): Likewise.
2582 (vectorizable_assignment): Likewise.
2583 (vectorizable_operation): Likewise.
2584 (vectorizable_store): Likewise.
2585 (vectorizable_load): Likewise.
2586 (vect_update_ivs_after_vectorizer): Likewise.
2587 (vect_is_simple_use): Likewise.
2588 (vect_analyze_data_ref_dependence): Likewise.
2589 (vect_analyze_pointer_ref_access): Likewise.
2590 (vect_can_advance_ivs_p): Likewise.
2592 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2593 before _stmt_vec_info.
2594 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2595 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2596 (new_stmt_vec_info): Argument changed from loop structure to
2597 loop_vect_info structure
2599 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2600 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2601 (vect_create_addr_base_for_vector_ref): Likewise.
2602 (vect_analyze_pointer_ref_access): Likewise.
2604 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2607 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2608 phi flag if the phi is abnormal.
2610 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2613 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2614 information for the new statement.
2616 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2619 * gcc.c (main): Include the target in -v output.
2621 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2623 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2624 Do not drop the extend if we'd have to add a paradoxical subreg
2625 later. Include optabs.h and insn-codes.h.
2626 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2628 2005-02-02 Roger Sayle <roger@eyesopen.com>
2631 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2632 * fold-const.c (const_binop): Avoid constant folding floating
2633 point operations in modes that use composite representations.
2634 * simplify-rtx.c (simplify_binary_operation): Likewise.
2636 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2638 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2640 (altivec_dstt): Likewise.
2641 (altivec_dstst): Likewise.
2642 (altivec_dststt): Likewise.
2643 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2646 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2648 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2649 EXPR_LOCUS from orig_cond to the new cond_stmt.
2650 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2653 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2655 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2656 standard_iv_increment_position. Remove call to bsi_next
2657 (no need to bump the iterator anymore).
2658 (vect_create_index_for_vector_ref): Call
2659 standard_iv_increment_position. Remove second function argument.
2660 (vect_finish_stmt_generation): Remove call to bsi_next
2661 (no need to bump the iterator anymore).
2662 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2663 to vect_create_index_for_vector_ref.
2665 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2667 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2668 phis are used out of the loop.
2670 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2673 * c-decl.c (undef_nested_function): New variable.
2674 (pop_scope): Diagnose undefined nested functions.
2675 (finish_function): Don't attempt cgraph processing or genericizing
2676 if current top-level function contained an undefined nested
2677 function. Reset undef_nested_function at the end of a top-level
2680 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2682 * tree.c (build_int_cst_type): Take sign of the value into account
2683 when deciding whether sign extend the value.
2685 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2688 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2689 (cpp_options, cc1_options): Change %{std*&ansi} to
2690 %{std*&ansi&trigraphs}.
2692 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2694 * cse.c: Update comments.
2696 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2698 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2699 arguments go on the stack. Do not put complex doubles in odd/even
2702 2005-02-02 Steven Bosscher <stevenb@suse.de>
2704 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2705 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2706 -ftree-pre, and -fthread-jumps.
2708 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2710 PR tree-optimization/19578
2711 * tree-flow.h (modified_noreturn_calls): Declare.
2712 (noreturn_call_p): Declare.
2713 * tree-flow-inline.h (noreturn_call_p): New function.
2714 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2715 * tree-cfg.c (modified_noreturn_calls): New variable.
2716 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2717 that contain a mid-block noreturn call.
2718 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2720 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2722 * df.c (df_def_record_1, df_uses_record): Don't use
2724 * df.h (DF_FOR_REGALLOC): Remove.
2726 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2729 * c-typeck.c (really_start_incremental_init): Reset
2730 constructor_max_index for arrays of incomplete type.
2732 2005-02-02 Jeff Law <law@redhat.com>
2734 * gcse.c (struct reg_set): Store the block index where the register
2735 was set rather than the setting insn.
2736 (record_one_set, compute_transp): Corresponding changes.
2737 (pre_insert_copy_insn): Do not call replace_one_set.
2738 (replace_one_set): Remove.
2740 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2743 * doc/gcov.texi: Fix typo.
2745 2005-02-01 Richard Henderson <rth@redhat.com
2748 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2749 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2751 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2752 * config/i386/i386-protos.h: Update.
2754 2005-02-01 Steven Bosscher <stevenb@suse.de>
2756 PR tree-optimization/19217
2757 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2758 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2759 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2760 that it is walking a PHI node.
2762 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2764 * doc/extend.texi (Nested Functions): Update.
2766 2005-02-01 Richard Henderson <rth@redhat.com>
2769 * optabs.c (expand_copysign_absneg): Export.
2770 * optabs.h (expand_copysign_absneg): Declare.
2771 * config/rs6000/rs6000.md (copysigntf3): New.
2773 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2775 PR tree-optimization/19633
2776 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2777 * tree-ssa-alias.c (init_alias_info): Initialize.
2778 (merge_pointed_to_info): Set.
2779 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2780 (dump_points_to_info_for): Show value of pt_null.
2781 (struct count_ptr_d): Declare.
2782 (find_ptr_dereference): Remove.
2783 (ptr_is_dereferenced_by): Remove.
2784 (count_ptr_derefs): New local function.
2785 (count_uses_and_derefs): New local function.
2786 (compute_points_to_and_addr_escape): Call it. If the number
2787 of dereferences is greater than zero, mark the pointer as
2788 dereferenced. If there are fewer dereferences than uses of
2789 the pointer, the pointer's value escapes.
2791 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2793 PR tree-optimization/19670
2794 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2796 (verify_use): ... set it here, instead.
2798 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2800 * doc/sourcebuild.texi (Test directives): Fix formatting.
2802 * doc/sourcebuild.texi (Test directives): Describe selector
2805 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2807 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2808 specific 64-bit CPUs.
2810 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2813 * arm.c (arm_eliminable_register): New function.
2814 (adjacent_mem_locations): Don't allow eliminable registers. Use
2815 HOST_WIDE_INT for address offsets.
2816 * arm-protos.h (arm_eliminable_register): Add prototype.
2818 2005-02-01 Steven Bosscher <stevenb@suse.de>
2820 PR optimization/15242
2821 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2822 * basic-block.h (duplicate_computed_gotos): Add prototype.
2823 * bb-reorder.c (duplicate_computed_gotos): New function to
2824 duplicate sufficiently small blocks ending in a computed jump.
2825 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2826 if not optimizing for size.
2827 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2828 never do tail merging for blocks ending in a computed jump.
2829 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2831 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2833 Patch from Richard Sandiford <rsandifo@redhat.com>
2834 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2835 from inheriting a subreg equivalence with a non-spill register.
2837 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2839 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2841 * config/frv/frv.c (movcc_fp_destination_operand): New.
2842 (gpr_or_memory_operand): Fix typo in comment.
2843 (gpr_or_memory_operand_with_scratch): New.
2844 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2845 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2846 movcc_fp_destination_operand.
2847 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2848 Legitimize memory addresses using a scratch register.
2850 2005-01-31 Jeff Law <law@redhat.com>
2852 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2853 bitmap a sparse bitmap instead of a simple bitmap.
2854 (mark_def_sites_initialize_block): Corresponding changes.
2855 (ssa_mark_def_sites_initialize_block): Likewise.
2856 (ssa_mark_phi_uses): Likewise.
2857 (mark_def_site, ssa_mark_def_sites): Likewise.
2858 (mark_def_site_blocks): Likewise.
2859 (rewrite_ssa_into_ssa): Likewise.
2861 * tree-ssa-dom.c (record_cond): Pass correct variable type
2862 for last argument to htab_find_slot_with_hash.
2864 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2865 effects when optimizing 0 % X. Do not try to optimize X % 0.
2867 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2869 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2872 2005-02-01 Eric Christopher <echristo@redhat.com>
2874 * config/mips/mips.c (override_options): Warn if -mint64
2876 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2879 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2881 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2883 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2884 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2885 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2886 (cached_regno): Initialize to INVALID_REGNUM.
2887 (cse_reg_info_table_size,
2888 cse_reg_info_table_first_uninitialized,
2889 cse_reg_info_timestamp): New.
2890 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2892 (init_cse_reg_info, get_cse_reg_info_1): New.
2893 (get_cse_reg_info): Cache the last look-up.
2894 (new_basic_block): Update the code to clear mappings from
2895 registers to cse_reg_info entries.
2896 (cse_main): Call init_cse_reg_info.
2898 * cse.c (get_cse_reg_info): Update a comment.
2900 2005-01-31 Steven Bosscher <stevenb@suse.de>
2903 * c-decl.c (start_decl): Do not warn about arrays of elements with
2904 an incomplete type here.
2905 (grokdeclarator): Do it here by making a pedwarn an error.
2906 * c-typeck.c (push_init_level): If there were previous errors with
2907 the constructor type, do not warn about braces for initializers.
2908 (process_init_element): Likewise for excess initializer elements.
2910 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2912 * cse.c (delete_trivially_dead_insn): Don't iterate.
2914 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2916 * config/rs6000/rs6000.md (copysignsf3): New expand.
2917 (copysigndf3): Likewise.
2919 2005-01-31 Steven Bosscher <stevenb@suse.de>
2921 * recog.c (constrain_operands): Only look for earlyclobber operand
2922 conflicts if an '&' constraint was seen.
2924 2005-01-31 Marc Espie <espie@openbsd.org>
2926 * config.gcc: Don't include embedded systems fragment, switches default
2927 debugging format to ELF.
2928 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2929 longer pick it up there.
2931 2005-01-31 Dale Johannesen <dalej@apple.com>
2933 * doc/extend.texi (nested functions): Fix linkage description.
2934 Clarify that static is not allowed.
2936 2005-01-31 Dale Johannesen <dalej@apple.com>
2938 * config/rs6000/darwin.md (movsf_low_di): Make work.
2939 (movdf_low_di): Make work.
2941 2005-01-31 Dale Johannesen <dalej@apple.com>
2943 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2944 Make work for 64 bit.
2946 2005-01-31 Roger Sayle <roger@eyesopen.com>
2947 Dale Johannesen <dalej@apple.com>
2950 * fold-const.c (fold_binary_op_with_conditional_arg):
2951 Make types match original operands, before STRIP_NOPS.
2953 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2955 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2956 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2957 (struct gcc_sigcontext): Delete. Merge contents to..
2958 (struct gcc_ucontext): ..here.
2959 (get_sigcontext): Delete.
2960 (get_regs): New function, like get_sigcontext but return regs ptr.
2961 64-bit version finds regs from r1 to support vdso.
2962 (ppc_linux_aux_vector): New function.
2963 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2966 2005-01-31 Ira Rosen <irar@il.ibm.com>
2968 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2970 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2971 redundant fold. Fix misalignment for MINUS_EXPR.
2972 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2973 (vect_analyze_pointer_ref_access): Likewise.
2974 (vect_get_memtag_and_dr): Likewise.
2976 2005-01-31 Richard Henderson <rth@redhat.com>
2978 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2979 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2980 absnegdf2_i387, absnegxf2_i387): Likewise.
2982 2005-01-31 Richard Henderson <rth@redhat.com>
2985 * optabs.c (expand_copysign_absneg): New.
2986 (expand_copysign_bit): Split out from ...
2987 (expand_copysign): ... here. Use expand_copysign_absneg.
2989 2005-01-30 Roger Sayle <roger@eyesopen.com>
2992 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2993 constant as the second operand and a register as the third.
2995 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2998 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2999 that dllimport'd functions do not use all call-clobbered registers
3002 2005-01-30 Richard Henderson <rth@redhat.com>
3005 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3006 expand_abs_nojump and generalize. Use operand_subword and
3007 emit_no_conflict_block. Support large modes.
3008 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3010 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3011 negation to subtraction.
3012 (expand_copysign): Check that the format has signed zeros.
3013 Use operand_subword and emit_no_conflict_block. Support large modes.
3015 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3017 Fix PR tree-optimization/19624
3019 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3020 * tree-ssa-pre.c: Add cfgloop.h.
3022 (pre_stats): New member, constified.
3023 (inserted_exprs): New static variable.
3024 (NECESSARY): New macro.
3025 (create_expression_by_pieces): Fold the expression, and
3026 mark it as defaulting to not necessary. Also put in
3028 (fully_constant_expression): New function.
3029 (insert_into_preds_of_block): Modify to not insert phis when we
3030 are playing with induction variables.
3031 Push phis onto the inserted_exprs vector, and mark them as not
3032 necessary by default.
3033 (insert_aux): Call fully_constant_expression on eprime.
3034 If all edges produce the same value, mark it constant.
3035 (mark_operand_necessary): New function.
3036 (remove_dead_inserted_code): New function.
3037 (init_pre): Init loop optimizer to get loop info.
3038 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3039 (execute_pre): Commit edge inserts, then remove dead code.
3041 2005-01-30 Richard Henderson <rth@redhat.com>
3043 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3044 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3046 2005-01-30 Richard Henderson <rth@redhat.com>
3049 * config/i386/i386.c (ix86_expand_copysign): New.
3050 (ix86_split_copysign_const): New.
3051 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3052 rearrange op1/nmask operands.
3053 * config/i386/i386-protos.h: Update.
3054 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3055 (copysigndf3): Likewise.
3056 (copysignsf3_const, copysigndf3_const): New.
3057 (copysignsf3_var): Rename from copysignsf3, split out splitter
3058 and fix split predicate for X constraint.
3059 (copysigndf3_var): Similarly.
3061 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3063 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3064 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3065 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3067 2005-01-29 Richard Henderson <rth@redhat.com>
3070 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3071 of # and * in constraints.
3073 2005-01-29 Richard Henderson <rth@redhat.com>
3076 * expr.c (store_field): Don't strip sub-mode cast when the input
3077 data is even smaller.
3079 2005-01-29 Richard Henderson <rth@redhat.com>
3082 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3085 2005-01-29 Richard Henderson <rth@redhat.com>
3087 * combine.c (make_field_assignment): Fix argument order
3090 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3092 PR tree-optimization/15791
3093 * fold-const.c (extract_array_ref): New function.
3094 (fold): Fold comparisons between &a[i] and &a[j] or
3095 semantically equivalent trees.
3097 2005-01-29 Jeff Law <law@redhat.com>
3099 * gcse.c (insert_expr_in_table): Revamp handling of available
3100 and anticipatable occurrence lists to avoid unnecessary list
3102 (insert_set_in_table): Similarly.
3104 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3106 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3108 (c_build_qualified_type): Build qualified array types with
3109 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3110 * c-decl.c (c_make_fname_decl): Build unqualified array type
3111 before qualified type.
3112 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3113 type is qualified, not just if type itself is. Don't apply
3114 qualifiers to array type when declarator is processed. Apply
3115 qualifiers to field type whether or not it is an array type.
3116 Don't handle array types specially for applying qualifiers to
3118 * c-typeck.c (composite_type): Build unqualified element type and
3119 array type when forming composite of array types.
3120 (common_pointer_type, comptypes, comp_target_types,
3121 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3122 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3124 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3125 (args2) in variables a1 and a2.
3127 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3129 * cse.c (n_elements_made, max_elements_made): Remove.
3130 (insert): Don't touch n_elements_made.
3131 (cse_main): Don't touch n_elements_made or max_elements_made.
3133 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3136 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3137 configuration part of dp-bit.c to be lost.
3139 2005-01-28 Roger Sayle <roger@eyesopen.com>
3141 * expmed.c (expand_mult_highpart_optab): When attempting to use
3142 a non-widening multiplication in a wider mode, the operands need
3143 to be converted (zero or sign extended) to that mode.
3145 2005-01-28 Ian Lance Taylor <ian@airs.com>
3149 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3150 through if both operands fall through.
3152 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3154 * cse.c (fold_rtx) <PC>: Don't optimize.
3156 2005-01-28 Jeff Law <law@redhat.com>
3158 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3159 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3161 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3163 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3164 cse_reg_info_used_list_end): Remove.
3165 (cse_reg_info_list, cse_reg_info_list_free): New.
3166 (get_cse_reg_info): When allocating an instance of
3167 cse_reg_info, add it to the beginning of the cse_reg_info_list
3168 list. Remove code to maintain cse_reg_info_used_list.
3169 (new_basic_block): Reset the free list to the beginning of
3172 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3174 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3175 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3176 (frv_expand_mdpackh_builtin): New function.
3177 (frv_expand_builtin): Use it to expand __MDPACKH.
3178 * doc/extend.texi (__MDPACKH): Update documentation.
3180 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3182 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3183 SSE_FLOAT_MODE_P for use_sse computation.
3185 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3188 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3190 2005-01-27 Richard Henderson <rth@redhat.com>
3192 * builtins.c (expand_builtin_copysign): New.
3193 (expand_builtin): Call it.
3194 * genopinit.c (optabs): Add copysign_optab.
3195 * optabs.c (init_optabs): Initialize it.
3196 (expand_copysign): New.
3197 * optabs.h (OTI_copysign, copysign_optab): New.
3198 (expand_copysign): Declare.
3200 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3201 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3203 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3204 (ix86_expand_fp_absneg_operator): ... here.
3205 (ix86_split_copysign): New.
3206 * config/i386/i386-protos.h: Update.
3207 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3208 (copysignsf3, copysigndf3): New.
3210 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3211 (copysignsf3, ncopysignsf3): New.
3212 (copysigndf3, ncopysigndf3): New.
3213 (copysignxf3, ncopysignxf3): New.
3214 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3216 2005-01-27 Arend Bayer <arend.bayer@web.de>
3217 Kazu Hirata <kazu@cs.umass.edu>
3219 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3220 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3221 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3224 2005-01-27 Jeff Law <law@redhat.com>
3226 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3227 definitions of SSA_NAMEs which are not being rewritten.
3228 (rewrite_ssa_into_ssa): Only initialize the current definition
3229 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3230 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3231 SSA_NAMEs before returning.
3233 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3235 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3236 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3237 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3238 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3239 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3241 2005-01-27 Steven Bosscher <stevenb@suse.de>
3244 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3245 higher to -O2 and higher. Likewise for tree PRE.
3246 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3249 2005-01-27 Ian Lance Taylor <ian@airs.com>
3252 * gimple-low.c (try_catch_may_fallthru): New static function.
3253 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3254 * tree-inline.c (expand_call_inline): Don't warn about reaching
3255 the end of a non-void function being inlined if the function uses
3258 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3260 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3263 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3264 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3265 (implicitly_declare): Handle error_mark_node.
3267 2005-01-27 Richard Henderson <rth@redhat.com>
3270 * tree.h (struct tree_decl): Add debug_expr_is_from.
3271 (DECL_DEBUG_EXPR_IS_FROM): New.
3272 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3273 * dwarf2out.c (dwarf2out_var_location): Update to match.
3274 * tree-outof-ssa.c (create_temp): Likewise.
3275 * var-tracking.c (track_expr_p): Likewise.
3276 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3277 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3278 * toplev.c (default_tree_printer): Likewise.
3280 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3282 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3283 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3285 2005-01-27 Steven Bosscher <stevenb@suse.de>
3287 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3288 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3289 ASM_CLOBBERS): Add tree checks.
3291 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3292 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3293 * c-common.def (SWITCH_STMT): Update to match.
3294 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3295 macros instead of SWITCH_EXPR ones.
3296 * c-dump.c (c_dump_tree): Likewise.
3297 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3298 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3300 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3302 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3304 * unwind-dw2.c (execute_stack_op): Add missing cases for
3305 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3307 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3309 * config.gcc (Obsolete configurations): Remove 'dummy', add
3310 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3313 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3315 PR tree-optimization/19633
3316 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3318 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3319 are no call-clobbered variables.
3320 * tree-outof-ssa.c (check_replaceable): Return false for calls
3323 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3325 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3326 even for variables with NULL DECL_INITIAL.
3328 2005-01-26 Stuart Hastings <stuart@apple.com>
3330 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3332 2005-01-26 Richard Henderson <rth@redhat.com>
3335 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3337 * expr.c (store_field): Strip conversions to odd-bit-sized types
3338 if the destination field width matches.
3340 2005-01-26 Richard Henderson <rth@redhat.com>
3342 * c-decl.c, expmed.c, expr.c: Revert last change.
3344 2005-01-26 Richard Henderson <rth@redhat.com>
3347 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3349 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3350 if we don't need the bits above those present in the current mode.
3351 * expr.c (store_field): Strip conversions to odd-bit-sized types
3352 if the destination field width matches.
3354 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3356 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3357 either -ffast-math or -funsafe-math-optimizations is in use.
3359 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3363 * config/avr/avr.c (notice_update_cc): Only set condition code for
3364 ashrqi3 if shift count > 0.
3365 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3366 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3367 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3368 count <= 0 as a no-op, and shift count >= width by copying zero
3369 or sign bit to all bits of the result.
3370 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3371 count, with attribute "length" set to 0 and "cc" set to "none".
3373 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3375 * doc/invoke.texi: Document -mTLS.
3377 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3378 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3379 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3380 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3381 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3382 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3383 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3384 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3386 * configure.ac: Check for a TLS capable gas.
3388 * configure: Regenerate.
3390 2005-01-26 Richard Henderson <rth@redhat.com>
3393 * combine.c (make_field_assignment): Simplify store to zero_extract
3394 from a source with an overlapping mask.
3396 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3398 2004-11-11 Eric Christopher <echristo@redhat.com>
3400 * config/frv/frv.md: Add fr400_integer automaton. Don't
3401 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3404 2005-01-26 Steven Bosscher <stevenb@suse.de>
3407 * cfgbuild.c (make_edges): Do not clear or set
3408 current_function_has_computed_jump.
3409 * function.h (struct function): Remove the has_computed_jump field.
3410 (current_function_has_computed_jump): Do not define.
3411 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3412 in a computed jump. Ignore current_function_has_computed_jump.
3414 2005-01-26 Richard Henderson <rth@redhat.com>
3417 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3418 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3420 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3421 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3422 objects into static storage if they have more than one non-zero value.
3423 * tree.h (categorize_ctor_elements): Update decl.
3425 2005-01-26 Steven Bosscher <stevenb@suse.de>
3428 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3429 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3430 to this function from 2004-07-10.
3431 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3432 the current function for tail call optimizations if the address
3433 of one of it its arguments is taken.
3435 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3437 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3439 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3441 * function.c (expand_function_end): If current_function_calls_alloca,
3442 emit stack restore in a place that is reached when the function falls
3445 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3447 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3448 rule to avoid matching inappropriate suffix rule.
3450 2005-01-26 Jan Hubicka <jh@suse.cz>
3452 PR tree-optimization/19241
3453 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3455 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3457 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3458 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3460 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3461 <sim*>: Always use crt1.o, regardless of N in simN.
3462 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3463 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3464 (CRT_CALL_STATIC_FUNCTION): Remove.
3465 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3466 use crt1.o, regardless of N in simN.
3467 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3468 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3469 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3470 case isystem setting.
3471 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3473 2005-01-25 Ian Lance Taylor <ian@airs.com>
3475 * gimple-low.c (block_may_fallthru): Correct handling of
3476 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3478 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3480 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3481 handlers to match indentation; nested under the mtune=* handler.
3482 Similar for mcpu= and march=.
3484 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3486 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3487 * config/mips/linux64.h (LIB_SPEC): Likewise.
3488 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3489 * config/sh/linux.h (LIB_SPEC): Likewise.
3491 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3493 * config/frv/frv.c (frv_legitimize_tls_address): New.
3494 (TARGET_HAVE_TLS): Define.
3495 (FRV_SYMBOL_REF_TLS_P): Define.
3496 (frv_override_options): Handle new register classes.
3497 (frv_legitimate_address_p): Reject tls addresses.
3498 (frv_legitimize_address): Handle TLS addresses.
3499 (gen_inlined_tls_plt): New.
3501 (frv_legitimize_tls_address): New.
3502 (unspec_got_name): Add TLS entries.
3503 (got12_operand): Add R_FRV_TLSMOFF12 case.
3504 (frv_emit_move): Fixup TLS addresses.
3505 (frv_emit_movsi): Legitimize TLS addresses.
3507 * config/frv/frv.h (MASK_BIG_TLS): New.
3508 (TARGET_BIG_TLS): New.
3509 (HAVE_AS_TLS): Define.
3510 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3511 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3512 (REG_CLASS_NAMES): Same.
3513 (REG_CLASS_CONTENTS): Same.
3514 (CONSTRAINT_LEN): New.
3515 (REG_CLASS_FROM_CONSTRAINT): New.
3516 (PREDICATE_CODES): Add symbolic_operand.
3518 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3519 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3520 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3521 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3522 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3523 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3524 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3525 GR9_REG, GR14_REG, LRREG.
3526 (type): Add load_or_call attribute.
3527 ("load_or_call"): New reservation.
3528 ("call_gettlsoff"): New.
3529 ("tls_indirect_call"): New.
3530 ("tls_load_gottlsoff12"): New.
3531 ("tlsoff_hilo"): New.
3532 ("tls_tlsdesc_ldd"): New.
3533 ("tls_tlsoff_ld"): New.
3536 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3538 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3540 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3541 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3542 * config/frv/frv.c (TLS_BIAS): Define.
3543 (frv_output_dwarf_dtprel): New.
3545 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3547 PR rtl-optimization/19579
3548 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3549 both A and B, see if they don't clobber registers the other expr uses.
3551 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3553 * real.c (do_add): Initialize signalling and canonical members.
3555 * real.c (real_from_integer): Zero out destination.
3557 2005-01-18 Jan Hubicka <jh@suse.cz>
3559 PR tree-optimize/19337
3560 * tree-inline.c (initialize_inlined_parameters): Copy
3561 saved_static_chain_decl only.
3563 2005-01-25 Richard Henderson <rth@redhat.com>
3567 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3568 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3569 80387 enabled, to return a proper subclass. Return the subset that
3570 overlaps with GENERAL_REGS for PLUS.
3571 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3573 2005-01-25 Richard Henderson <rth@redhat.com>
3576 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3578 2005-01-25 Roger Sayle <roger@eyesopen.com>
3580 * expmed.c (choose_multiplier): Change interface to return the
3581 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3582 (expand_divmod): Update calls to choose_multiplier.
3584 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3587 * expmed.c (extract_bit_field): Use adjust_address instead of
3588 gen_lowpart when op0 is a MEM.
3590 2005-01-24 Steven Bosscher <stevenb@suse.de>
3592 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3594 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3596 * config/mips/irix-csr.c: New file.
3597 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3598 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3599 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3602 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3605 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3606 sparc/elf.h, add sparc/sp-elf.h.
3607 (sparc-*-rtems*): Likewise.
3608 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3609 tm-dwarf2.h, add sparc/sp-elf.h.
3610 (sparc86x-*-elf): Likewise.
3611 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3612 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3613 TARGET_OS_CPP_BUILTINS.
3614 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3615 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3617 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3618 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3619 (SWITCH_TAKES_ARG): Likewise.
3620 (LOCAL_LABEL_PREFIX): Likewise.
3621 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3622 (TARGET_N_FORMAT_TYPES): Delete.
3623 (TARGET_FORMAT_TYPES): Likewise.
3624 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3625 * config/sparc/elf.h: Delete.
3626 * config/sparc/sp-elf.h: New file.
3628 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3630 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3631 * tree-flow.h: Remove the corresponding prototype.
3632 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3633 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3635 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3638 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3639 for AIX ABI or ELF -fPIC.
3640 (rs6000_emit_load_toc_table): Don't create toc_section here.
3641 (rs6000_xcoff_file_start): Nor here.
3643 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3645 * sh.c (ra.h): Don't #include.
3646 (hard_regs_intersect_p): New function, resurrected from ra.c.
3648 * sh.c: Fix 1996 Copyright.
3650 2005-01-24 Richard Henderson <rth@redhat.com>
3651 Aldy Hernandez <aldyh@redhat.com>
3653 * regrename.c (note_sets): Handle subregs.
3655 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3658 * genconditions.c (write_header, write_conditions): Elide file if
3661 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3663 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3664 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3667 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3669 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3670 expand_builtin_printf, expand_builtin_fprintf,
3671 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3672 checking against POINTER_TYPE.
3673 (validate_arglist): Handle POINTER_TYPE code by checking
3676 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3678 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3680 (for_each_rtx): Call for_each_rtx_1.
3681 * rtl.h (init_rtlanal): Declare.
3682 * toplev.c (backend_init): Call init_rtlanal.
3684 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3686 * flow.c (propagate_one_insn): Formatting.
3689 * flow.c (libcall_dead_p): Be more conservative if unsure.
3690 If there are any instructions between insn and call, see if they are
3691 all dead before saying the libcall is dead.
3693 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3695 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3696 operand constraint for operand 0.
3698 2005-01-23 Richard Henderson <rth@redhat.com>
3701 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3702 edges leading to join block.
3704 2005-01-23 Roger Sayle <roger@eyesopen.com>
3706 * expmed.c (expand_mult_highpart): Make static. Change type of
3707 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3708 (expand_divmod): Updates calls to expand_mult_highpart by using
3709 gen_int_mode to pass a CONST_INT rtx.
3710 * rtl.h (expand_mult_highpart): Remove prototype.
3712 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3714 * flow.c (regset_bytes, regset_size): Remove.
3716 * cfganal.c: Fix a reference to Harvey's paper.
3718 2005-01-23 Steven Bosscher <stevenb@suse.de>
3720 PR rtl-optimization/19464
3721 * tree-optimize.c (init_tree_optimization_passes): Add one more
3722 copyrename pass just before out-of-ssa.
3724 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3727 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3728 * ggc-none.c (ggc_free): Define.
3730 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3732 * cse.c (max_reg, max_insn_uid): Remove.
3733 (cse_main): Don't access max_reg or max_insn_uid.
3735 * c-common.c (explicit_flag_signed_bitfields,
3736 lang_statement_code_p, lang_expand_function_end): Remove.
3737 * c-common.h: Remove the corresponding declarations.
3738 * c-opts.c (c_common_handle_option): Remove all write access
3739 to explicit_flag_signed_bitfields.
3741 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3742 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3743 * cgraph.h: Remove the corresponding declaration.
3745 * gcse.c (null_pointer_info): Remove.
3747 2005-01-23 Roger Sayle <roger@eyesopen.com>
3748 Eric Botcazou <ebotcazou@libertysurf.fr>
3750 * combine.c (simplify_logical): Only simplify logical expressions
3751 of the form ior(and(x,y),z) by the inverse distributive law if the
3752 result is cheaper than the original.
3754 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3756 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3757 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3758 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3759 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3760 config/freebsd-spec.h, config/arm/arm.h,
3761 config/h8300/h8300.md, config/i386/i386.md,
3762 config/i386/predicates.md, config/i386/sse.md,
3763 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3764 config/vax/vax.md: Fix comment typos. Follow spelling
3767 2005-01-23 Steven Bosscher <stevenb@suse.de>
3769 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3770 tests, instead of `less than'.
3772 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3774 * function.c (assign_parm_setup_block): When creating a new stack slot
3775 for a parameter, get its alignment from the parameter's DECL_ALIGN
3776 rather than the type's TYPE_ALIGN. Make sure that the parameter
3777 is at least word aligned.
3779 2005-01-22 Roger Sayle <roger@eyesopen.com>
3782 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3784 2005-01-22 Richard Henderson <rth@redhat.com>
3787 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3788 in both compare operands.
3789 (movdfcc_1_sse_max): Likewise.
3790 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3791 (movdfcc_1_sse): Likewise.
3792 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3793 scratch register as needed.
3795 2005-01-22 Richard Henderson <rth@redhat.com>
3797 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3799 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3801 2005-01-22 Richard Henderson <rth@redhat.com>
3803 * genopinit.c (optabs): Use smin/smax for floating point too.
3804 * doc/md.texi: Update to match. Clarify that floating point
3805 results are undefined for +0/-0 and NaN.
3806 * doc/rtl.texi: Likewise.
3807 * rtl.def (SMIN, SMAX): Likewise
3808 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3810 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3811 leading 's' to the name.
3812 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3813 smaxxf3, sminxf3): Likewise.
3814 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3817 2005-01-22 Paul Brook <paul@codesourcery.com>
3819 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3821 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3823 * config/s390/s390.c (struct processor_costs): New fields
3824 dlgr, dlr, dr, dsgfr, dsgr.
3825 (z900_cost, z990_cost): Values for new fields.
3826 (s390_rtx_costs): New cases MEM und COMPARE in switch
3827 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3828 DIV, MOD, UDIV, UMOD.
3830 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3832 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3833 into the register being decremented.
3834 ("doloop_si31", "doloop_di"): Likewise.
3835 ("*doloop_si_long"): Adapt pattern.
3837 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3839 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3841 (CLASS_MAX_NREGS): Likewise.
3843 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3845 * doc/tree-ssa.texi (Statement Operands): Add example for new
3846 must-def macro. Note deprecation of old operands interface.
3848 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3850 PR tree-optimization/19484
3851 * tree-cfg.c (remove_fallthru_edge): New function.
3852 (cleanup_control_flow): Remove fallthru edges from calls that are
3853 now known not to return.
3855 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3857 Fix PR tree-optimization/19038
3858 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3859 copies with loop variant ones.
3861 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3863 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3864 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3865 config/alpha/alpha.md, config/alpha/predicates.md,
3866 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3867 config/sparc/sol2.h: Update copyright.
3869 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3870 first label to see if it is a nonlocal label.
3872 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3873 Andrew Pinski <pinskia@physics.uc.edu>
3876 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3877 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3879 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3881 * config/rs6000/rtems.h: Update copyright.
3883 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3886 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3887 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3888 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3890 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3893 * c-typeck.c (convert_arguments): Check for error_mark_node.
3895 2005-01-21 Ian Lance Taylor <ian@airs.com>
3897 PR tree-optimization/13000
3898 * tree-inline.c: Include "tree-flow.h".
3899 (expand_call_inline): If warn_return_type, warn if non-void inline
3900 function falls through.
3901 * tree-cfg.c (execute_warn_function_return): Don't warn about
3902 control reaching end if TREE_NO_WARNING is set. Set
3904 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3906 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3907 branch if we don't need one.
3908 * c-typeck.c: Include "tree-flow.h"
3909 (c_finish_bc_stmt): Don't add a goto if the current statement
3910 list doesn't fall through to the current point.
3912 2005-01-21 Roger Sayle <roger@eyesopen.com>
3914 PR rtl-optimization/576
3915 * real.c (real_arithmetic): Change return type from void to bool
3916 to return an indication that the result may be inexact.
3917 * real.h (real_arithmeric): Update prototype.
3918 * fold-const.c (const_binop): Don't constant fold floating
3919 point expressions when the user specifies -frounding-math and
3920 the result may depend upon the run-time rounding mode.
3921 (fold_convert_const_real_from_real): Clean-up.
3922 (fold_initializer): Ignore flag_rounding_math for initializers.
3923 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3924 constant fold FP operations with flag_rounding_math if the
3925 result may depend upon the run-time rounding mode.
3927 2005-01-21 Tom Tromey <tromey@redhat.com>
3929 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3931 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3933 * tree-cfg.c: Fix comment typos.
3935 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3937 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3938 around the call to rest_of_handle_branch_target_load_optimize.
3940 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3942 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3943 (sparc64-*-openbsd*): Likewise.
3944 (sparclite-*-elf*): Include tm-dwarf2.h.
3945 (sparc86x-*-elf*): Likewise.
3946 (sparc64-*-elf*): Likewise.
3947 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3948 (DBX_DEBUGGING_INFO): Likewise.
3949 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3950 (PREFERRED_DEBUGGING_TYPE): Likewise.
3951 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3952 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3953 (PREFERRED_DEBUGGING_TYPE): Likewise.
3954 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3955 (PREFERRED_DEBUGGING_TYPE): Likewise.
3956 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3958 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3961 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3963 2005-01-20 Paul Brook <paul@codesourcery.com>
3965 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3967 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3969 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3970 label is first in a sequence of labels.
3972 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3974 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3975 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3977 * doc/sourcebuild.texi (Test Directives): New.
3979 2005-01-20 Roger Sayle <roger@eyesopen.com>
3981 * real.c (real_floor): Don't leave the result uninitialized when
3982 mode is VOIDMode, but return the unrounded intermediate value.
3983 (real_ceil): Likewise.
3985 2005-01-20 Paul Brook <paul@codesourcery.com>
3987 * config/arm/arm.md (insv): Use gen_int_mode.
3989 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3991 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3992 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3993 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3994 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3995 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3997 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4000 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4001 fbreg, so we have to assume we can't.
4002 (loc_descriptor_from_tree_1): Ditto.
4003 (containing_function_has_frame_base): New function.
4004 (add_location_or_const_value_attribute): Use it.
4005 Also try to generate a frame_base from a single element location
4008 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4010 PR tree-optimization/15349
4011 * timevar.def (TV_TREE_MERGE_PHI): New.
4012 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4014 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4015 calls to tree_forwarder_block_p.
4016 (remove_forwarder_block_with_phi, merge_phi_nodes,
4017 gate_merge_phi, pass_merge_phi): New.
4018 * tree-optimize.c (init_tree_optimization_passes): Add
4020 * tree-pass.h: Add an extern for pass_merge_phi;
4022 2005-01-20 Richard Henderson <rth@redhat.com>
4025 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4026 (_mm_castps_pd, _mm_castps_si128): New.
4027 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4029 2005-01-20 Richard Henderson <rth@redhat.com>
4032 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4033 __builtin_ia32_vec_init_v2si.
4034 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4035 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4036 (ix86_init_mmx_sse_builtins): Create it.
4037 (ix86_expand_builtin): Expand it.
4038 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4039 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4040 (vec_extractv2si_0, vec_extractv2si_1): New.
4042 2005-01-20 Richard Henderson <rth@redhat.com>
4045 * config/i386/i386.c (ix86_expand_push): New.
4046 * config/i386/mmx.md (push<MMXMODE>1): New.
4047 * config/i386/sse.md (push<SSEMODE>1): New.
4048 * config/i386/i386-protos.h: Update.
4050 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4052 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4055 2005-01-20 Richard Henderson <rth@redhat.com>
4057 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4058 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4060 2005-01-19 Richard Henderson <rth@redhat.com>
4063 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4064 to V4SFmode in SSE1 fallback load path.
4066 2005-01-19 Richard Henderson <rth@redhat.com>
4068 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4069 in QImode expansion to ix86_expand_vector_set.
4070 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4072 2005-01-19 Richard Henderson <rth@redhat.com>
4075 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4076 subclass of the input class.
4077 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4078 Always true for cross-SSE1 classes. Rationalize conditionals.
4079 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4080 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4081 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4082 (movdi_2): Add MMX/SSE zeros.
4083 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4084 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4085 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4086 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4087 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4088 (zero_extendsidi2_rex64_1): Remove.
4089 (MOV0 peephole): Check GENERAL_REG_P.
4091 2005-01-19 Richard Henderson <rth@redhat.com>
4094 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4096 (ix86_expand_vector_extract): Likewise.
4098 2005-01-19 Richard Henderson <rth@redhat.com>
4101 * expr.c (emit_move_change_mode): New argument force; use
4102 simplify_gen_subreg if true.
4103 (emit_move_via_alt_mode): Merge into ...
4104 (emit_move_via_integer): ... here.
4105 (emit_move_ccmode): Use emit_move_change_mode directly.
4107 2005-01-19 Richard Henderson <rth@redhat.com>
4110 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4111 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4112 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4114 (alpha_emit_set_const): Likewise. Make static.
4115 (alpha_emit_set_long_const): Make static.
4116 (alpha_extract_integer): Split out from alpha_expand_mov.
4117 (alpha_split_const_mov): Likewise.
4118 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4119 (alpha_legitimate_constant_p): New.
4120 * config/alpha/alpha-protos.h: Update.
4121 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4122 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4123 * config/alpha/alpha.md (movsi): Add n alternative.
4124 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4125 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4126 (splitters for all of the above): Use alpha_split_const_mov.
4127 * config/alpha/predicates.md (non_add_const_operand): New.
4128 (non_zero_const_operand): New.
4129 (input_operand): Use alpha_legitimate_constant_p after reload.
4131 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4133 PR tree-optimization/19038
4134 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4135 (add_candidate): Add ivs with increment in latch only if
4136 allow_ip_end_pos_p is true.
4137 (determine_iv_cost): Use empty_block_p.
4139 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4141 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4142 (compute_dominance_frontiers): Ditto.
4144 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4147 * config/sh/t-rtems: New.
4148 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4150 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4152 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4153 the offset of the selected field.
4155 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4157 * tree-cfg.c (remove_forwarder_block): Fix the check to
4158 prevent a nonlocal label from appearing in the middle of a
4161 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4163 PR rtl-optimization/19462
4164 * reorg.c (find_end_label): Create return insn only if
4165 current_function_epilogue_delay_list is empty.
4167 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4169 * doc/passes.texi: Remove paragraph mentioning new-ra.
4171 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4173 PR rtl-optimization/15139
4174 * combine.c: Include params.h.
4175 (count_rtxs): New function.
4176 (record_value_for_reg): If replace_rtx would replace at least
4177 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4178 (clobber (const_int 0)) instead of TEM.
4179 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4180 * params.h (MAX_LAST_VALUE_RTL): New.
4181 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4182 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4185 * c-typeck.c (digest_init): Only call build_vector if all constructor
4186 elements are *_CST nodes.
4187 * gimplify.c (gimplify_init_constructor): Likewise.
4190 * c-typeck.c (digest_init): Only call build_vector if inside_init
4193 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4195 * toplev.c (init_asm_output): Remove dead #ifdef.
4197 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4199 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4201 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4203 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4204 accessing DECL_FUNCTION_CODE.
4205 * dojump.c (do_jump): Likewise.
4206 * gimplify.c (gimplify_call_expr): Likewise.
4207 * predict.c (expr_expected_value): Likewise.
4208 (strip_builtin_expect): Likewise.
4209 * tree-inline.c (estimate_num_insns_1): Likewise.
4210 * tree-ssa-loop-im.c (stmt_cost): Likewise
4211 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4212 (tree_expr_nonnegative_p): Likewise.
4214 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4216 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4217 variant of the load_pcrel_sym pattern.
4218 * config/sparc/sparc.md (P macro): Move to the top.
4219 (load_pcrel_sym): Macroize using P.
4220 (save_register_window): Likewise.
4222 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4224 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4227 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4230 * c-typeck.c (build_asm_expr): Strip nops off
4231 input memory operands.
4233 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4235 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4236 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4237 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4238 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4240 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4243 * config/i386/i386.c (override_options): If the 80387 is disabled,
4244 then do not return FP values using FP registers.
4246 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4248 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4249 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4250 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4251 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4252 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4253 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4254 output.h, postreload-gcse.c, postreload.c, recog.c,
4255 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4256 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4257 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4258 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4259 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4260 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4261 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4262 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4264 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4265 config/alpha/alpha.c, config/arm/vfp.md,
4266 config/i386/emmintrin.h, config/i386/i386-modes.def,
4267 config/i386/i386-protos.h, config/i386/i386.h,
4268 config/i386/pmmintrin.h, config/i386/ppro.md,
4269 config/i386/predicates.md, config/i386/xmmintrin.h,
4270 config/i860/i860.c, config/ia64/ia64-modes.def,
4271 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4272 config/ia64/ia64.md, config/ia64/itanium1.md,
4273 config/ia64/itanium2.md, config/ia64/predicates.md,
4274 config/iq2000/iq2000.h, config/mips/linux64.h,
4275 config/rs6000/aix41.h, config/rs6000/aix43.h,
4276 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4277 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4278 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4279 config/sparc/linux64.h, config/sparc/litecoff.h,
4280 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4281 config/sparc/sparc.h, config/sparc/sparc.md,
4282 config/sparc/sysv4-only.h: Update copyright.
4284 2005-01-18 Richard Henderson <rth@redhat.com>
4287 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4289 2005-01-18 Marc Espie <espie@openbsd.org>
4290 * config/i386/openbsdelf.h: Typo.
4292 2005-01-18 Richard Henderson <rth@redhat.com>
4294 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4295 special case for sse.
4296 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4298 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4300 * tree-inline.c (estimate_num_insns_1): Added cases for
4301 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4303 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4305 PR rtl-optimization/19296
4306 * combine.c (simplify_comparison): Rewrite the condition under
4307 which a non-paradoxical SUBREG of a PLUS can be lifted when
4308 compared against a constant.
4310 2005-01-18 Andi Kleen <ak@muc.de>
4312 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4313 * c.opt (-Wpointer-sign): Add.
4314 * doc/invoke.texi: (-Wpointer-sign): Add.
4316 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4318 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4319 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4320 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4321 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4322 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4323 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4324 for TARGET_MIX_SSE_I387.
4325 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4326 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4327 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4328 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4329 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4330 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4331 TARGET_MIX_SSE_I387.
4332 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4335 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4338 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4339 Add movaps alternative for xmm reg->reg move.
4341 2005-01-17 Jeff Law <law@redhat.com>
4343 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4344 at the end of the main DOM loop rather than just before DOM exits.
4346 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4348 PR tree-optimization/19121
4349 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4350 adding aliases to a name tag, also add them to the pointer's
4352 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4353 sensitive alias info at all. Only check that the two pointers
4354 have compatible pointed-to sets.
4355 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4356 a pointer's type tag is a superset of the alias set of the
4359 2005-01-17 James E Wilson <wilson@specifixinc.com>
4362 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4363 comment to document why.
4365 2005-01-17 Richard Henderson <rth@redhat.com>
4367 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4368 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4369 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4370 sse2_vmsminv2df3_finite): New.
4371 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4372 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4373 Force op1 into register.
4375 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4377 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4378 bubblestrap from always rebuilding build directory.
4380 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4382 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4383 ("*cmpmem_short"): Likewise.
4385 2005-01-17 Steven Bosscher <stevenb@suse.de>
4387 * basic-block.h: Document BB_* flags.
4388 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4389 use an sbitmap instead.
4390 * sched-rgn.c (compute_trg_info): Likewise.
4392 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4394 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4395 redundant target_cpu_default and extra_parts lines. Use the default
4397 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4398 (SUBTARGET_EXTRA_SPECS): Delete.
4399 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4400 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4401 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4402 and "n32" for -mabi=n32.
4404 2005-01-17 Ian Lance Taylor <ian@airs.com>
4407 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4408 fold constant variables into initial values.
4410 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4412 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4414 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4415 through the statements backward.
4417 2005-01-17 Ian Lance Taylor <ian@airs.com>
4419 PR middle-end/13127:
4420 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4421 a variable set to the return value of the inlined function.
4423 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4425 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4426 when modes are tieable.
4428 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4430 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4431 of pthread_create to find out if threads are enabled.
4432 * gthr-posix95.h (__gthread_active_p): Likewise.
4434 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4436 * common.opt (-fnew-ra): Remove.
4438 * toplev.h (flag_new_regalloc): Remove.
4439 * Makefile.in (ra*.*): Don't mention.
4440 * passes.c (rest_of_handle_new_regalloc): Remove.
4441 (rest_of_handle_combine, rest_of_compilation): Always consider
4442 flag_new_regalloc as false.
4443 * doc/invoke.texi: Don't document -fnew-ra.
4445 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4447 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4448 last parameter to reg_scan.
4449 * loop.c (loop_optimize): Likewise.
4450 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4451 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4452 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4453 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4454 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4455 * regclass.c (reg_scan): Likewise, for the declaration.
4456 * rtl.h (reg_scan): Likewise, for the prototype.
4458 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4460 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4461 mark_dfs_back_edges.
4463 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4465 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4466 (compute_avail): Uses don't go in tmp_gen.
4468 2005-01-16 Steven Bosscher <stevenb@suse.de>
4470 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4471 loop to look for a free slot in a page entry.
4473 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4476 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4477 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4478 just before targetm.asm_out.file_end.
4479 * tree.h (process_pending_assemble_output_defs): Declare.
4480 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4482 (assemble_alias): Defer generation of assembly code for defines when
4483 TARGET_DEFERRED_OUTPUT_DEFS is true.
4484 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4485 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4486 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4488 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4491 * pa.c (pa_scalar_mode_supported_p): New function.
4492 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4493 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4495 * pa-protos.h (prefetch_operand): Delete.
4496 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4497 * pa.c (prefetch_operand): Delete.
4498 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4499 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4500 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4501 and prefetch_nocc_operand.
4502 * pa.md (prefetch): Rework to avoid reload problems handling short
4503 displacements when a cache control completer needs to be provided.
4504 (prefetch_32, prefetch_64): Delete.
4505 (prefetch_cc, prefetch_nocc): New patterns.
4507 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4509 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4511 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4514 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4515 exceeds maximum alignment for global common data.
4516 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4517 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4519 2004-01-15 Roger Sayle <roger@eyesopen.com>
4521 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4523 2004-01-15 Roger Sayle <roger@eyesopen.com>
4525 * harg-reg-set.h (reg_class_names): Prototype global array.
4526 * regclass.c (reg_class_names): Declare here and initialize to
4528 (dump_regclass): Remove local declaration of reg_class_names.
4529 (regclass): Likewise.
4530 * cfg.c (dump_flow_info): Likewise.
4531 * ra-debug.c (reg_class_names): Likewise.
4532 * regrename.c (reg_class_names): Likewise.
4533 * reload.c (reg_class_names): Likewise.
4534 * reload1.c (spill_failure): Likewise.
4535 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4537 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4539 * config/s390/s390.md ("reload_outti"): Remove predicate for
4540 output operand. Abort if operand is not a MEM.
4541 ("reload_outdi", "reload_outdf"): Likewise.
4543 2005-01-15 Marc Espie <espie@openbsd.org>
4545 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4546 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4547 * config/openbsd.h: Fix C++ includes for native configurations.
4548 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4549 Add trampoline support.
4550 * config/i386/openbsdelf.h: New.
4552 2005-01-15 Marc Espie <espie@openbsd.org>
4554 * collect2.c (main): Explicitly parse -dynamic-linker option.
4556 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4558 PR tree-optimization/19060
4559 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4560 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4561 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4562 and handle extract_range_from_cond returning false.
4563 * fold-const.c (fold): Optimize comparisons with min/max even for
4564 width > HOST_BITS_PER_WIDE_INT.
4566 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4568 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4569 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4570 Remove little endian multilib variants.
4571 Add mips32 multilib variant.
4573 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4575 * explow.c (copy_all_reg, stabilize): Remove.
4576 * expr.h: Remove the corresponding prototypes.
4578 * rtlanal.c (regs_set_between_p): Remove.
4579 * rtl.h: Remove the corresponding prototype.
4581 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4583 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4584 to rs6000_nonimmediate_operand.
4585 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4586 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4587 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4588 rs6000_nonimmediate_operand.
4589 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4590 rs6000_nonimmediate_operand.
4592 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4594 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4596 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4598 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4600 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4601 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4603 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4604 (rs6k_nonimmediate_operand): New.
4605 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4607 (legitimate_lo_sum_address_p): Same.
4608 (rs6000_legitimize_address): Same.
4609 (rs6000_legitimize_reload_address): Same.
4610 (rs6000_legitimate_address): Same.
4611 (spe_build_register_parallel): Pass DF and DC modes in a DI
4614 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4615 to rs6k_nonimmediate_operand.
4617 * config/rs6000/spe.md ("*frob_df_di"): New.
4618 ("*frob_di_df"): New.
4619 ("*frob_di_df_2"): New.
4620 ("*mov_sidf_e500_subreg0"): New.
4621 ("*mov_sidf_e500_subreg4"): New.
4622 ("*movdf_e500_double"): Change predicate to
4623 rs6k_nonimmediate_operand.
4625 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4627 * postreload.c (move2add_note_store): Only call
4628 trunc_int_for_mode on scalar integers.
4630 2005-01-14 Steven Bosscher <stevenb@suse.de>
4632 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4633 replace BB_VISITED uses.
4634 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4635 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4636 (tree_dce_done): Free visited_control_parents.
4637 (perform_tree_ssa_dce): Allocate and clear it.
4638 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4639 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4640 instead of BB_VISITED.
4642 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4644 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4645 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4646 Remove unused prototypes.
4648 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4650 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4651 64-bit register usage.
4652 (spe_func_has_64bit_regs_p): Add FIXME note.
4654 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4656 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4657 flag_finite_math_only with flag_unsafe_math_optimizations.
4659 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4661 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4663 (__tpf_eh_return): Copy TPF private stack area from the module
4664 boundary stack frame. Add check for when module addresses are
4665 equal, but no stub address is found.
4667 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4670 * arm.h (struct machine_function): Add call_via field.
4671 (thumb_call_via_label): Declare.
4672 * arm.c (thumb_call_via_label): New variable.
4673 (thumb_call_reg_needed): New variable.
4674 (arm_output_function_epilogue): For Thumb code, output any per-function
4675 call-indirect trampolines.
4676 (thumb_call_via_reg): New function.
4677 (arm_file_end): New function.
4678 (TARGET_ASM_FILE_END): Call arm_file_end.
4679 (aof_file_end): Likewise.
4680 * arm-protos.h (thumb_call_via_reg): Declare.
4681 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4682 thumb_call_via_reg in normal case.
4684 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4687 PR rtl-optimization/19348
4688 * recog.c (peephole2_optimize): Do global life update if some peephole
4689 decides it doesn't need at least one of its inputs and that change
4690 influences liveness at the start of the basic block.
4692 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4693 arguments instead of 1.
4695 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4698 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4699 zero for nested functions needing a static chain or functions
4700 with a non-constant address.
4702 2005-01-13 Roger Sayle <roger@eyesopen.com>
4704 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4705 (and (sign_extend X) C) into (zero_extend (and X C)).
4707 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4709 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4711 2005-01-13 Richard Henderson <rth@redhat.com>
4716 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4717 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4718 not just TARGET_SSE.
4719 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4720 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4721 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4722 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4723 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4724 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4725 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4726 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4727 (movdicc_c_rex64): Rename with '*'.
4728 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4729 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4730 (movsfcc_1_387): Rename from movsfcc_1.
4731 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4732 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4733 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4734 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4735 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4736 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4737 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4738 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4739 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4740 sse_movdfcc_const0_4): Remove.
4741 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4742 recognize min/max early. Update for changed sse cmove patterns.
4743 (ix86_split_sse_movcc): New.
4744 * config/i386/i386-protos.h: Update.
4746 2005-01-13 Steven Bosscher <stevenb@suse.de>
4748 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4749 (fix_stmt_v_may_defs): Likewise.
4751 2005-01-13 Richard Henderson <rth@redhat.com>
4753 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4754 for converting the mask.
4756 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4758 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4761 2005-01-13 Richard Henderson <rth@redhat.com>
4763 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4764 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4765 IX86_BUILTIN_MOVDQ2Q): Remove.
4766 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4767 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4768 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4770 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4771 (sse2_pextrw): Fix immediate constraint.
4772 (sse2_loadq, sse2_loadq_rex64): Remove.
4773 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4774 Use __builtin_ia32_vec_ext_<size>.
4775 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4777 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4779 * function.c (assign_parm_setup_block): Look inside original
4780 entry_parm when inspecting PARALLEL.
4782 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4783 Joel Sherrill <joel@oarcorp.com>
4786 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4787 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4788 rtems_gxx_recursive_mutex_init.
4789 (__gthread_recursive_mutex_lock): New function.
4790 (__gthread_recursive_mutex_trylock): Likewise.
4791 (__gthread_recursive_mutex_unlock): Likewise.
4793 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4795 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4797 2005-01-13 Jan Beulich <jbeulich@novell.com>
4799 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4800 (ashrti3_internal): Indicate output is early clobber. Generate result
4801 into output rather than first input. Use move for low word of output
4802 if shift count is exactly 64.
4803 (lshrti3_internal): Likewise.
4805 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4809 * reload1.c (delete_output_reload): Don't delete an output reload
4810 if the pseudo lives longer than a single basic block. Adjust and
4811 improve wording of comment.
4813 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4816 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4817 of TYPE_SIZE where we mean the number of bytes.
4819 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4821 * function.c (assign_parm_setup_block): Relax condition on
4822 multi-register optimization.
4824 2005-01-12 Nick Clifton <nickc@redhat.com>
4826 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4827 an "in_delay_slot" attribute of "no" to prevent them being used in
4828 delay slots. This is forbidden because they might generate
4831 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4834 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4837 2005-01-12 Nick Clifton <nickc@redhat.com>
4839 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4840 passed on to GAS) but do not define, as GAS no longer supports or
4841 needs the -m2000 option.
4843 2005-01-11 Roger Sayle <roger@eyesopen.com>
4845 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4846 type as args of unprototyped builtins aren't automatically promoted.
4847 (fold_builtin_abs): Likewise.
4849 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4851 * Makefile.in: Set a `build-warn' variable.
4853 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4855 PR tree-optimization/17949
4856 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4857 (find_interesting_uses_address): Use it.
4859 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4861 * regrename.c (kill_value): Handle subreg's that won't simplify.
4863 2005-01-11 Richard Henderson <rth@redhat.com>
4866 * config/i386/i386.h (enum ix86_builtins): Move ...
4867 * config/i386/i386.c: ... here.
4868 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4869 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4870 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4871 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4872 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4873 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4874 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4875 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4876 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4877 IX86_BUILTIN_LOADDDUP): Remove.
4878 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4879 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4880 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4881 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4882 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4883 (ix86_init_builtins): Make static.
4884 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4885 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4886 if all the modes match. Otherwise, fake it.
4887 (get_element_number, ix86_expand_vec_init_builtin,
4888 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4889 (ix86_expand_builtin): Make static. Update for changed builtins.
4890 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4891 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4892 (ix86_expand_vector_init_duplicate): New.
4893 (ix86_expand_vector_init_low_nonzero): New.
4894 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4895 Split out from ix86_expand_vector_init; handle integer modes.
4896 (ix86_expand_vector_init): Use them.
4897 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4898 * config/i386/i386-protos.h: Update.
4899 * config/i386/predicates.md (reg_or_0_operand): New.
4900 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4901 (movv2sf_internal): Likewise. And a splitter to match them all.
4902 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4903 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4904 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4905 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4906 (mmx_pinsrw): Fix operand ordering.
4907 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4908 rather than sse_loadss expander.
4909 (movv2df splitter): Similarly.
4910 (sse_loadss, sse_loadlss): Remove.
4911 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4912 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4913 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4914 (sse3_movddup): Rename with '*'.
4915 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4916 (sse2_loadsd): Remove.
4917 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4918 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4919 (sse2_pinsrw): Fix argument ordering.
4920 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4921 (sse2_stored): Remove 'r' destination.
4922 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4923 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4924 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4925 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4926 vec_extractv16qi, vec_initv16qi): New.
4928 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4929 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4930 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4932 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4933 (_mm_load_si128, _mm_store_si128): Likewise.
4934 (_mm_load1_pd): Use _mm_set1_pd.
4935 (_mm_load_sd): Use _mm_set_sd.
4936 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4937 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4938 (_mm_set_epi64): Use _mm_set_epi64x.
4939 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4940 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4941 _mm_setr_epi8): Use _mm_set_foo form.
4942 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4943 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4944 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4945 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4946 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4947 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4948 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4949 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4950 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4951 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4952 (_mm_movedup_pd): Use _mm_shuffle_pd.
4953 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4954 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4955 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4956 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4958 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4959 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4960 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4961 (_mm_store_ps): Use raw dereference.
4962 (_mm_store1_ps): Use _mm_storeu_ps.
4963 (_mm_storer_ps): Use _mm_store_ps.
4964 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4965 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4967 2005-01-11 Stan Shebs <shebs@apple.com>
4969 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4970 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4972 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4975 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4976 Skip all DECLs except for FIELD_DECLs.
4978 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4980 * config/s390/s390.c (override_options): Return error if
4981 -mbackchain, -mpacked-stack and -mhard-float are used together.
4982 (s390_va_start): Remove the backchain && packed-stack special case.
4983 (s390_gimplify_va_arg): Likewise.
4984 * doc/invoke.texi: Remove the ABI incompatibility note.
4986 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4988 * config/s390/s390.c (struct s390_frame_layout): Remove
4990 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4991 save_backchain_p with TARGET_BACKCHAIN.
4993 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4996 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4997 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4998 * function.c (locate_and_pad_parm): Set new field.
4999 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5000 Tweak where_pad test to include "none". Always set mem align for
5002 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5003 not sufficient for type.
5004 (assign_parm_setup_block): If stack_parm is zero on entry, always
5005 make a new stack local. Block move old stack parm if necessary
5006 to new aligned stack local.
5007 (assign_parm_setup_stack): Use a block move to handle
5008 potentially misaligned entry_parm.
5009 (assign_parms_unsplit_complex): Specify required alignment when
5010 creating stack local.
5011 * calls.c (compute_argument_addresses): Override alignment of stack
5012 arg calculated from its type with the alignment given by
5013 FUNCTION_ARG_BOUNDARY.
5014 (store_one_arg): Likewise.
5016 2005-01-11 Jan Beulich <jbeulich@novell.com>
5018 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5019 Change respective itanium_class attribute to ialu.
5020 (shladdp4_internal): New.
5021 * config/ia64/predicates.md (shladd_log2_operand): New.
5023 2005-01-11 Richard Henderson <rth@redhat.com>
5025 * expr.c (store_constructor): Use rtvec_alloc instead of
5026 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5028 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5030 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5032 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5034 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5035 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5036 (TARGET_RWRELOC): Define.
5037 (ia64_rwreloc_section_type_flags): Delete.
5038 (ia64_section_type_flags): New function.
5039 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5040 (TARGET_RWRELOC): Define.
5042 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5045 * config/ia64/ia64.c (process_set): For alloc insn, only call
5046 process_epilogue is !frame_pointer_needed.
5048 2005-01-10 Roger Sayle <roger@eyesopen.com>
5051 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5052 unary operator and can't be treated as a binary/comparison operator.
5054 2005-01-10 Richard Henderson <rth@redhat.com>
5056 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5057 (ix86_return_in_memory): Likewise.
5058 (function_arg_advance): Likewise. Mirror structure in function_arg
5059 for choosing register to advance.
5061 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5063 * tree-vectorizer.c, tree.def: Fix comment typos.
5065 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5067 * config/s390/s390.c (struct processor_costs): 4 new fields:
5068 ddbr, ddr, debr, der.
5069 (s390_rtx_costs): More precise handling of divide instructions.
5071 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5073 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5075 2005-01-10 Jan Beulich <jbeulich@novell.com>
5077 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5078 names resulting from -ffunction-sections/-fdata-sections and linkonce
5080 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5081 based on the section name. Rearrange the section name comparison logic
5082 slightly so that each section name is compared against at most once.
5084 2005-01-10 Ben Elliston <bje@au.ibm.com>
5086 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5087 targets for which -fPIC reduces limitations on the GOT size.
5089 2005-01-09 Falk Hueffner <falk@debian.org>
5091 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5094 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5097 * collect2.c (main): Set aixrtl_flag for -brtl option.
5098 (resolve_lib_name): Search for .so file extension before .a
5101 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5103 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5104 (vect_analyze_data_refs_alignment): Add dump prints.
5106 2005-01-09 Ira Rosen <irar@il.ibm.com>
5108 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5109 expr_invariant_in_loop_p.
5110 Initialize outputs first thing in the function.
5111 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5112 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5113 (vect_analyze_pointer_ref_access): Check that the initial condition of
5114 the access function is loop invariant.
5116 2005-01-09 Richard Henderson <rth@redhat.com>
5118 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5119 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5120 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5121 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5122 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5123 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5124 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5125 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5126 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5127 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5128 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5129 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5130 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5131 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5132 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5133 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5134 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5135 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5136 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5137 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5138 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5139 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5140 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5142 (mmx_clrdi, pavgusb): Remove.
5143 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5144 with leading sse_ prefix.
5145 * config/i386/sse.md: Receive them.
5146 * config/i386/mmx.md: New file.
5147 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5148 (subrv2sf3): Turn into expander for normal subtraction.
5149 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5150 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5151 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5152 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5153 commutative; use ix86_binary_operator_ok.
5154 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5155 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5156 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5157 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5158 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5159 Macroize from existing patterns; use ix86_binary_operator_ok.
5160 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5161 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5162 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5163 with vec_select+vec_concat.
5164 (mmx_pshufw, mmx_pshufw_1): Likewise.
5165 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5166 (mmx_uavgv4hi3): Model correctly.
5167 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5168 _mm_xor_si64): Remove casts.
5170 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5172 PR tree-optimization/19224
5173 * tree-scalar-evolution.c (get_instantiated_value,
5174 set_instantiated_value): New functions.
5175 (instantiate_parameters_1): Cache the results.
5176 (instantiate_parameters, resolve_mixers): Initialize and free
5179 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5181 * config/i386/i386.md (addhi_4): Correct reference in comment.
5184 2005-01-08 Richard Henderson <rth@redhat.com>
5186 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5187 (_mm_cvtsi128_si64x): Likewise.
5188 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5189 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5190 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5191 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5192 * config/i386/i386-protos.h: Update.
5193 * config/i386/i386.c (print_operand): Add 'H'.
5194 (ix86_fixup_binary_operands): Split out from ...
5195 (ix86_expand_binary_operator): ... here.
5196 (ix86_fixup_binary_operands_no_copy): New.
5197 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5198 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5199 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5200 (safe_vector_operand): Use CONST0_RTX.
5201 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5202 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5203 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5204 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5206 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5207 (IX86_BUILTIN_CMPNGESS): New.
5208 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5209 (attr type): Add sselog1.
5210 (attr unit, attr memory): Handle it.
5211 (movti, movti_internal, movti_rex64): Move near other integer moves.
5212 (movtf, movtf_internal): Move near other fp moves.
5213 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5214 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5215 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5216 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5217 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5218 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5219 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5220 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5221 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5222 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5223 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5224 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5225 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5226 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5227 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5228 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5229 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5230 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5231 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5232 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5233 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5234 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5235 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5236 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5237 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5238 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5239 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5240 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5241 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5242 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5243 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5244 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5245 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5246 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5247 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5248 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5249 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5250 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5251 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5252 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5253 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5254 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5255 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5256 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5258 (SSEPUSH, push<SSEPUSH>): Remove.
5259 (MMXPUSH, push<MMXPUSH>): Remove.
5260 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5261 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5262 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5263 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5264 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5265 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5266 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5267 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5268 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5269 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5270 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5271 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5272 (ppro_sse_log_V4SF): Handle sselog1.
5273 * config/i386/predicates.md (const_0_to_1_operand): New.
5274 (const_0_to_255_mul_8_operand): New.
5275 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5276 (const_2_to_3_operand, const_4_to_7_operand): New.
5277 * config/i386/sse.md: New file.
5278 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5279 (sse_movups): Rename from sse_movups_1.
5280 (sse_loadlss): Rename from sse_loadss_1.
5281 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5283 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5284 (absv4sf2, negv2df, absv2df): New.
5285 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5286 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5287 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5288 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5289 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5290 (sse3_addsubv4sf3): Model correctly.
5291 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5292 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5293 (sse_movhlps): Model with vec_select+vec_concat.
5294 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5295 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5296 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5297 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5298 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5299 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5300 sse2_pshufhw_1): Likewise.
5301 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5302 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5303 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5304 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5305 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5306 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5307 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5308 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5309 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5310 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5311 sminv8hi3): Mark commutative
5312 operands. Use ix86_binary_operator_ok.
5313 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5314 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5315 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5316 sse2_punpcklqdq): Allow operand2 in memory.
5317 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5318 sse2_movsd): Add memory alternatives.
5319 (sse_storelps): Turn expander into an insn; split after reload.
5320 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5321 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5323 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5325 * configure.ac (DWARF-2 debug_line): Use objdump.
5326 * configure: Regenerate.
5328 2005-01-08 Jeff Law <law@redhat.com>
5329 Diego Novillo <dnovillo@redhat.com>
5331 PR tree-optimization/18241
5332 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5333 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5334 statements with volatile operands.
5335 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5336 operands after marking a statement with has_volatile_ops.
5338 2005-01-08 Roger Sayle <roger@eyesopen.com>
5340 * tree.c (int_fits_type_p): Always honor integer constant
5341 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5343 2005-01-08 Roger Sayle <roger@eyesopen.com>
5345 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5346 the latent bug in rtl_delete_block has been resolved.
5348 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5350 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5351 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5353 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5355 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5356 library as @multilib_dir@/$(SHLIB_SONAME).
5358 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5360 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5361 * configure: Regenerate.
5363 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5365 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5368 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5371 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5372 Convert non-word aligned offset address using ld/std into
5375 2005-01-07 Richard Henderson <rth@redhat.com>
5377 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5379 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5381 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5383 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5385 PR tree-optimization/19283
5386 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5387 is not shorter than the original type.
5389 PR rtl-optimization/19012
5390 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5392 PR rtl-optimization/18861
5393 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5394 (FULL_STATE): Define.
5395 (mark_tablejump_edge): New function.
5396 (purge_dead_tablejump_edges): New function.
5397 (find_bb_boundaries): Use it.
5399 PR tree-optimization/18828
5400 * builtins.c (expand_builtin_next_arg): Remove argument and all
5401 the argument checking.
5402 (expand_builtin): Adjust caller.
5403 (expand_builtin_va_start): Likewise. Remove error for too many
5405 (fold_builtin_next_arg): Issue error for too many arguments.
5406 After checking arguments, replace them with magic arguments that
5407 prevent further checking of the args.
5409 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5411 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5413 2005-01-06 Roger Sayle <roger@eyesopen.com>
5416 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5417 and %{.S:...} (and their negative variants) to test whether the
5418 input file is assembler or pre-processed-assembler independent of
5419 the actual filename extension.
5421 2005-01-06 Roger Sayle <roger@eyesopen.com>
5423 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5424 of sign or zero extended values.
5426 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5428 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5429 for IBM long double format correctly.
5431 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5433 Fix PR tree-optimization/18792
5435 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5436 to first_loop_depth, and use loop depth instead of loop number.
5437 (build_classic_dir_vector): Ditto.
5438 (compute_data_dependences_for_loop): Use depth, not loop number.
5439 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5440 number. Pass in loops, instead of loop numbers.
5441 (gather_interchange_stats): Ditto.
5442 (linear_transform_loops): Ditto.
5444 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5447 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5448 biv_fits_mode_p, extension_within_bounds_p): New functions.
5449 (check_ext_dependent_givs): Use them.
5451 2005-01-06 Roger Sayle <roger@eyesopen.com>
5453 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5454 more than one barrier, in which case we should delete them all.
5456 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5458 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5460 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5462 Fix PR middle-end/19286
5464 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5465 output this subprogram, simply ignore this attempt to do it again.
5466 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5467 origin attribute if it's not possible.
5468 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5469 (decls_for_scope): Ditto.
5470 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5471 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5473 2005-01-05 Richard Henderson <rth@redhat.com>
5476 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5477 (bdesc_2arg): Use it.
5478 (ix86_expand_binop_builtin): Force operands into registers
5480 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5481 ix86_expand_sse_compare, ix86_expand_sse_comi,
5482 ix86_expand_builtin): Likewise.
5484 2005-01-05 Richard Henderson <rth@redhat.com>
5486 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5488 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5489 (mulv4hi3): Set itanium_class mmmul.
5490 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5491 (fpack): Rename from fpack_sfsf.
5493 2005-01-05 Richard Henderson <rth@redhat.com>
5496 * reload1.c (do_input_reload): Restrict the optimization deleteing
5497 a previous output reload to RELOAD_FOR_INPUT.
5499 2005-01-05 Steven Bosscher <stevenb@suse.de>
5501 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5502 comment that we fall through after case.
5503 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5504 (distribute_links): Likewise.
5505 * cse.c (cse_insn): Likewise.
5506 * cselib.c (cselib_invalidate_mem): Likewise.
5507 * df.c: Update comments at the top of the file.
5508 (read_modify_subreg_p): Update comments here too.
5509 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5510 * flow.c (mark_set_1): Likewise.
5511 (mark_used_regs): Likewise.
5512 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5513 (canon_list_insert): Likewise.
5514 (mark_set): Likewise.
5515 (try_replace_reg): Likewise.
5516 (store_killed_in_insn): Likewise.
5517 * loop.c (count_one_set): Likewise.
5518 (basic_induction_var): Likewise.
5519 * postreload-gcse.c (find_mem_conflicts): Likewise.
5520 * postreload.c (reload_combine_note_store): Likewise.
5521 (move2add_note_store): Likewise.
5522 * reload.c (find_equiv_reg): Likewise.
5523 (mark_referenced_resources): Likewise.
5524 * rtlanal.c (set_noop_p): Likewise.
5525 (note_stores): Likewise.
5526 (note_uses): Likewise.
5527 * sched-deps.c (sched_analyze_1): Likewise.
5528 * sched-rgn.c (check_live_1): Likewise.
5529 (update_live_1): Likewise.
5530 * config/i860/i860.c: Likewise.
5532 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5534 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5536 * doc/rtl.texi: Update documentation for bit-fields and SET.
5538 2005-01-05 Roger Sayle <roger@eyesopen.com>
5540 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5542 2005-01-05 Jan Hubicka <jh@suse.cz>
5543 Richard Henderson <rth@redhat.com>
5546 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5549 2005-01-05 Richard Henderson <rth@redhat.com>
5552 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5553 (sse_shufps): Change operand 3 to const_int_operand.
5554 (sse2_storelps): Fix typo in template.
5555 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5556 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5557 (ix86_expand_builtin): Likewise.
5559 2005-01-05 Julian Brown <julian@codesourcery.com>
5561 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5562 as aggregates for AAPCS ABIs.
5564 2005-01-05 Stan Shebs <shebs@apple.com>
5566 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5567 Mach-O getters if ppc64.
5568 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5570 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5571 signed four-byte field for global code case.
5572 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5574 2005-01-05 Roger Sayle <roger@eyesopen.com>
5577 * c-common.c: Include real.h.
5578 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5579 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5580 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5581 * Makefile.in (c-common.o): Update dependencies.
5583 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5585 * c-parse.in (asm_string): Add trailing semicolon.
5587 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5589 * c-parse.in (asm_string): New. Don't allow wide strings in
5591 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5592 asm_string instead of STRING.
5594 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5596 * c-typeck.c (constructor_no_implicit): Remove.
5597 (set_designator, process_init_element): Don't check
5598 constructor_no_implicit.
5600 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5601 Kaz Kojima <kkojima@gcc.gnu.org>
5604 * lcm.c (create_pre_exit): New.
5605 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5606 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5608 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5610 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5611 -msoft-float in target_float_switch.
5612 * arm.c (arm_override_options): Fix processing of target_float_switch.
5614 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5616 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5619 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5621 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5622 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5624 2005-01-04 Roger Sayle <roger@eyesopen.com>
5626 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5627 if deleting the then-block allows the test-block to fallthru to the
5630 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5633 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5634 after the full declaration if the are in two different TUs.
5636 2005-01-04 Richard Henderson <rth@redhat.com>
5639 * tree-sra.c (generate_one_element_init): Just
5640 call gimplify_and_add.
5641 (generate_element_init): Record the
5642 new referenced variables and mark them for renaming
5643 and split out to ...
5644 (generate_element_init_1): This.
5645 (scalarize_init): Don't call push_gimplify_context/
5646 pop_gimplify_context.
5648 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5650 * toplev.c (get_src_pwd): Handle failure of getpwd().
5652 2005-01-04 Roger Sayle <roger@eyesopen.com>
5654 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5656 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5657 all the cases handled by it are inverted by invert_truthvalue.
5659 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5661 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5662 (save_register_windowsi): Likewise.
5664 2005-01-04 Richard Henderson <rth@redhat.com>
5666 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5668 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5671 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5672 any simplifications of vector mode comparison operators.
5673 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5675 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5676 Devang Patel <dpatel@apple.com>
5678 PR tree-optimization/18308
5679 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5680 the operands before creating a new expression.
5681 * dojump.c (do_jump): Make drop_through_label available
5682 for all cases. Add expansion of COND_EXPR.
5684 2005-01-04 Ira Rosen <irar@il.ibm.com>
5686 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5687 INTEGER_CST instead of TREE_CONSTANT.
5688 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5689 instead of TREE_CONSTANT.
5690 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5691 instead of TREE_CONSTANT.
5693 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5695 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5697 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5700 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5701 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5703 2005-01-03 Richard Henderson <rth@redhat.com>
5705 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5706 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5707 fold_convert_const_real_from_real): Split out from ...
5708 (fold_convert_const): ... here.
5710 2005-01-03 Richard Henderson <rth@redhat.com>
5713 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5714 (mov<MMXMODEI>_internal): Likewise.
5715 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5716 Add V2SF case; use it for SSE1; don't use TI.
5717 (movdf_integer): Likewise.
5718 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5720 2005-01-03 Ira Rosen <irar@il.ibm.com>
5722 * tree-vectorizer.c (vect_strip_conversions): New function.
5723 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5724 check for binary class.
5726 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5730 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5732 * gimple-low.c (mark_blocks_with_used_vars): New function.
5733 (mark_blocks_with_used_subblocks): Ditto.
5734 (mark_used_blocks): Ditto.
5735 (pass_mark_used_blocks): New pass.
5736 * tree-inline.c: Include debug.h.
5737 (expand_call_inline): Call outlining_inline_function here.
5738 * tree-optimize.c (init_tree_optimization_passes): Add
5739 pass_mark_used_blocks.
5740 * tree-pass.h (pass_mark_used_blocks): New.
5741 * Makefile.in (tree-inline.o): Add debug.h dependency.
5743 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5745 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5746 VAR_DECLs to have weak_import attribute.
5748 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5751 2004-01-03 Steven Bosscher <stevenb@suse.de>
5753 * passes.c (rest_of_compilation): Don't run regmove if only
5754 flag_expensive_optimizations, require flag_regmove instead.
5756 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5758 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5760 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5761 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5762 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5763 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5765 2005-01-03 Richard Henderson <rth@redhat.com>
5767 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5768 (ia64_const_ok_for_letter_p): New.
5769 (ia64_const_double_ok_for_letter_p): New.
5770 (ia64_extra_constraint): New.
5771 (ia64_expand_vecint_compare): New.
5772 (ia64_expand_vcondu_v2si): New.
5773 (ia64_expand_vecint_cmov): New.
5774 (ia64_expand_vecint_minmax): New.
5775 (ia64_print_operand): Add 'v'.
5776 (ia64_preferred_reload_class): New.
5777 (ia64_vector_mode_supported_p): New.
5778 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5779 (PREFERRED_RELOAD_CLASS): Move to function.
5780 (CONST_OK_FOR_LETTER_P): Move to function.
5781 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5782 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5783 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5784 (EXTRA_CONSTRAINT): Move to function.
5785 * config/ia64/ia64.md: Include vect.md.
5786 (itanium_class): Add mmalua.
5788 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5790 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5791 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5793 (const_int_2bit_operand): New.
5794 (fr_reg_or_0_operand): New.
5795 * config/ia64/ia64-modes.def: Add vector modes.
5796 * config/ia64/ia64-protos.h: Update.
5797 * config/ia64/vect.md: New file.
5799 2005-01-03 Richard Henderson <rth@redhat.com>
5801 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5803 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5806 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5808 (log1pdf2): Change mode of operands[0,1] to DFmode.
5810 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5812 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5813 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5814 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5815 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5816 SPARC_RELAXED_ORDERING.
5818 2005-01-03 Richard Henderson <rth@redhat.com>
5819 Uros Bizjak <uros@kss-loka.si>
5822 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5823 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5824 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5826 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5827 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5828 const_pow2_1_to_128_operand): New predicates.
5830 2005-01-02 Greg McGary <greg@mcgary.org>
5832 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5834 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5835 object. [ptr_type]: Remove unused variable.
5836 Remember nearest addressable array-element or record-component
5837 when checking bitfield components. Tolerate empty BIND_EXPR.
5839 2005-01-01 Richard Henderson <rth@redhat.com>
5841 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5842 that don't narrow the value. Fail for other conversions.
5844 2005-01-01 Richard Henderson <rth@redhat.com>
5847 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5848 * c-lang.c (finish_file): Don't do it here.
5849 * objc/objc-act.c (objc_finish_file): Likewise.
5851 * cgraph.c (decl_assembler_name_equal): New.
5852 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5853 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5854 * cgraph.h (struct cgraph_varpool_node): Add next.
5855 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5856 * varasm.c (assemble_alias): Mark the target as needed.
5858 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5861 * function.c (get_arg_pointer_save_area): Use entry_of_function
5862 instead of get_insns.
5864 2005-01-01 Roger Sayle <roger@eyesopen.com>
5865 Andrew Pinski <pinskia@physics.uc.edu>
5866 James E. Wilson <wilson@specifixinc.com>
5868 PR rtl-optimization/12092
5869 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5872 2005-01-01 Roger Sayle <roger@eyesopen.com>
5873 Olivier Hainque <hainque@act-europe.fr>
5875 * tree.c (int_fits_type_p): A narrower type always fits in a
5876 wider one, except for negative values into unsigned types.
5878 2005-01-01 Roger Sayle <roger@eyesopen.com>
5880 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5881 with the original constant rather than require TREE_OVERFLOW.
5883 2005-01-01 Steven Bosscher <stevenb@suse.de>
5886 * c-decl.c (finish_function): If compiling C99, annotate the
5887 compiler generated return with the current file name and line 0.
5888 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5889 the source line is greater than 0.
5890 (remove_bb): Likewise.
5892 See ChangeLog.12 for earlier changes.