1 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/predicates.md (branch_comparison_operator):
4 Convert from C block to conditional format.
6 2005-03-03 Jan Hubicka <jh@suse.cz>
8 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9 and non-constant public variables.
11 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
13 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
16 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
19 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
20 calls to release_ssa_name and release_phi_node.
22 * fold-const.c (fold): Remove handling of unary expressions.
24 * fold-const.c (fold_unary): Avoid directly using the original
25 expression t as much as possible.
27 2005-03-03 Roger Sayle <roger@eyesopen.com>
28 Andrew Pinski <pinskia@physics.uc.edu>
30 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
31 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
33 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
35 Describe special registers SRP and MOF as allocatable registers.
36 * config/cris/cris.c (cris_md_asm_clobbers): New function.
37 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
38 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
40 (cris_print_operand) <case 'd'>: New case.
41 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
42 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
44 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
45 (REG_ALLOC_ORDER): Update for MOF.
46 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
48 (GENERAL_REGS): No longer a define of ALL_REGS.
49 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
50 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
52 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
53 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
54 (SECONDARY_RELOAD_CLASS): Define.
55 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
56 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
57 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
58 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
59 (REGISTER_MOVE_COST): Define.
60 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
61 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
62 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
63 (CRIS_MOF_REGNUM): New define_constants.
64 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
66 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
68 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
69 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
70 Adjust for MOF being properly described as a register.
71 (indir_to_reg_split): Name this split. Conditionalize on the
72 destination register being a general register.
73 (movei): Conditionalize on on operands 0 and 1 having the same
76 2005-03-03 Alan Modra <amodra@bigpond.net.au>
79 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
80 -mcpu to override any other explicitly given flags.
82 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
84 * recog.c (verify_changes, confirm_change_group): New functions,
85 broken out of apply_change_group.
86 (apply_change_group): Use them.
87 * recog.h (verify_change, confirm_change_group): Declare.
88 * rtl.h (redirect_jump_2): Declare.
89 * jump.c (redirect_exp, invert_exp): Delete.
90 (invert_exp_1): Take second parameter. Return value. Changed caller.
91 (redirect_jump_2): New function, broken out of redirect_jump.
92 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
93 (invert_jump): Use invert_jump_1 and redirect_jump_2.
94 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
96 2005-03-02 Geoffrey Keating <geoffk@apple.com>
98 * varasm.c (named_section): Use xstrdup rather than doing it by
101 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
103 2005-03-02 Devang Patel <dpatel@apple.com>
105 Undo PR tree-optimization/18815 fix.
107 2005-03-02 Devang Patel <dpatel@apple.com>
109 PR tree-optimization/18815
110 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
111 loops with zero exit edges.
113 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
115 * cfg.c (connect_src, connect_dest, disconnect_src,
116 disconnct_dest): New.
117 (unchecked_make_edge, remove_edge, redirect_edge_succ,
118 redirect_edge_pred): Use the new functions.
120 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
121 free_dominance_info only when needed.
123 2005-03-02 David Edelsohn <edelsohn@gnu.org>
126 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
127 (reg_or_sub_cint64_operand): Same.
129 2005-03-02 Jeff Law <law@redhat.com>
131 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
132 CFG_ALTERED in the main DOM iteration loop.
134 2005-03-02 Mark Mitchell <mark@codesourcery.com>
137 * varasm.c (initializer_constant_valid_p): Allow conversions
138 between OFFSET_TYPEs. Tidy.
140 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
142 * config/cris/cris.md ("return"): Remove epilogue delay list
145 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
147 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
149 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
151 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
153 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
154 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
155 config/m68k/m68k.c, config/mips/mips.h,
156 config/rs6000/rs6000-protos.h, doc/contrib.texi,
157 doc/include/gcc-common.texi: Update copyright.
159 PR middle-end/18029 and PR middle-end/18030
160 * expr.c (optimize_bitfield_assignment_op): Add a special case
161 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
163 * fold-const.c (fold_unary): New.
164 (fold): Call fold_unary on unary expressions.
166 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
168 * cgraph.h (struct cgraph_edge): Add prev_caller and
170 (cgraph_node_remove_callees): Export.
171 * cgraph.c (cgraph_create_edge): Initialize prev_caller
173 (cgraph_edge_remove_callee): New function.
174 (cgraph_edge_remove_caller): Likewise.
175 (cgraph_remove_edge): Use.
176 (cgraph_redirect_edge_callee): Likewise.
177 (cgraph_node_remove_callees): New function.
178 (cgraph_node_remove_callers): Likewise.
179 (cgraph_remove_node): Use.
180 * tree-optimize.c (tree_rest_of_compilation): Use
181 cgraph_node_remove_callees instead of manual loop.
182 * cgraphunit.c (cgraph_finalize_function): Likewise.
183 (cgraph_expand_function): Likewise.
184 (cgraph_remove_unreachable_nodes): Likewise.
186 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
189 * c-tree.h (undeclared_variable, build_external_ref): Add extra
191 * c-decl.c (undeclared_variable): Take location as argument.
192 * c-typeck.c (build_external_ref): Likewise.
193 * c-parser.c (c_parser_postfix_expression): Pass location of
194 identifier to build_external_ref.
196 2005-03-01 David Edelsohn <edelsohn@gnu.org>
198 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
199 CCEQ mode for branch_positive_comparison_operator test.
200 * config/rs6000/predicates (branch_comparison_operator): Revert to
202 (scc_comparison_operator): Same.
203 (branch_positive_comparison_operator): Same.
205 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
207 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
208 (cris_delay_slots_for_epilogue): Remove.
209 (save_last): Move into cris_target_asm_function_epilogue.
210 (cris_target_asm_function_epilogue): Remove tests for file being
212 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
213 (cris_delay_slots_for_epilogue): Remove prototypes.
214 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
215 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
217 2005-03-01 David Edelsohn <edelsohn@gnu.org>
219 * config/rs6000/predicates.md (branch_comparison_operator): Change
220 to define_special_predicate.
221 (scc_comparison_operator): Same.
222 (branch_positive_comparison_operator): Same.
224 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
226 * Makefile.in (tree-ssa-sink.o): New.
227 (OBJS-common): Add tree-ssa-sink.o.
228 * common.opt: Add -ftree-sink
229 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
230 * timevar.def (TV_TREE_SINK): new timevar.
231 * tree-flow.h (is_hidden_global_store): Prototype.
232 * tree-optimize.c (init_tree_optimization_passes): Add
234 * tree-pass.h (pass_sink_code): New.
235 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
236 for non-obvious global store store to is_hidden_global_store, and
237 call that new function.
238 * tree-ssa-sink.c: New file.
239 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
240 * doc/passes.texi: Document forward store motion.
241 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
242 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
243 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
244 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
246 2005-03-01 Per Bothner <per@bothner.com>
248 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
249 and we have a non-zero column-number, add it to the message.
250 Also factor out the diagnostic_kind_text.
252 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
254 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
255 flow_loop_pre_header_scan, flow_loop_pre_header_find,
256 flow_loop_scan): Removed.
257 (flow_loop_dump): Do not dump removed fields.
258 (flow_loop_free): Do not free removed fields.
259 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
260 (loop_exit_edge_p): New function.
261 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
262 num_pre_header_edges, entry_edges, num_entries, exit_edges,
263 num_exits, exits_doms.
264 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
265 LOOP_EDGES, LOOP_ALL): Removed.
266 (flow_loop_scan): Declaration removed.
267 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
268 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
270 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
271 (if_convert): Call flow_loops_find and flow_loops_free
272 when calling mark_loop_exit_edges.
273 * cfgloopanal.c (mark_loop_exit_edges): Moved from
274 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
275 free_dominance_info calls.
276 * loop-init.c (flow_loops_find): Ditto.
277 * passes.c (rest_of_handle_branch_prob): Ditto.
278 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
279 * loop-unroll.c (analyze_insns_in_loop): Do not use
281 * predict.c (predict_loops): Do not call flow_loop_scan.
282 Use get_loop_exit_edges.
283 (tree_estimate_probability): Do not pass flags to flow_loops_find.
284 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
285 Do not use EDGE_LOOP_EXIT.
286 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
287 to bb_with_exit_edge_p.
288 (if_convertible_loop_p): Do not call flow_loop_scan. Use
289 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
290 to bb_with_exit_edge_p.
291 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
293 * tree-loop-linear.c (linear_transform_loops): Do not call
294 flow_loop_scan. Use loop->single_exit.
295 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
296 (vect_analyze_loop_form): Do not call flow_loop_scan.
297 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
299 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
301 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
302 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
303 slpeel_tree_duplicate_loop_to_edge_cfg,
304 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
305 Use loop_preheader_edge and loop->single_exit. Do not call
308 2005-03-01 Nick Clifton <nickc@redhat.com>
310 * config/arm/arm.c (thumb_find_work_register): Check all of the
311 argument registers to see if they are free, and a couple of
312 special cases where the last argument register but can be proved
313 to be available during the function's prologue.
314 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
315 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
316 thumb_unexpanded_epilogue): Use unsigned long as the type for the
318 (thumb_compute_save_reg_mask): Likewise. Also use
319 thumb_find_work_register() to ensure that there is agreement about
320 which work register is going to be used in the prologue.
321 (thumb_output_function_prologue): Use unsigned long as the type
322 for the register bit-mask. Also delay pushing the link register if
323 other high registers are going to be pushed.
324 (thumb_compute_save_reg_mask, emit_multi_reg_push,
325 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
326 redundant prototypes.
328 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
331 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
332 and after reload in REG+REG indexed addresses without REG_POINTER
333 set in the base and not set in the index.
335 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
337 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
339 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
340 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
341 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
342 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
343 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
345 * config.gcc (sh*-*-linux*): Use config/linux.h.
347 2005-02-28 Dale Johannesen <dalej@apple.com>
348 Stan Shebs <shebs@apple.com>
350 Rewrite of 64-bit Darwin structure-by-value pass/return.
351 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
352 intoffset, use_stack, named.
353 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
354 (rs6000_darwin64_record_arg_advance_flush): New.
355 (rs6000_darwin64_record_arg_advance_recurse): New.
356 (rs6000_darwin64_record_arg_flush): New.
357 (rs6000_darwin64_record_arg_recurse): New.
358 (rs6000_darwin64_record_arg): New.
359 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
360 (function_arg_boundary): Handle 128-bit aligned structs.
361 (function_arg_advance): Rewrite darwin64 struct handling.
362 (function_arg): Call rs6000_darwin64_record_arg.
363 (function_arg_partial_nregs): Handle darwin64 structs.
364 (rs6000_darwin64_function_value): Remove.
365 (rs6000_function_value): Call rs6000_darwin64_record_arg.
367 2005-02-28 Roger Sayle <roger@eyesopen.com>
369 PR tree-optimization/20216
370 * tree-chrec.c (tree_fold_factorial): Delete.
371 (tree_fold_binomial): Change argument list to take a return type
372 and change the type of K to unsigned int. Rewrite to avoid explicit
373 evaluation of factorials, and (recursively) calling fold to perform
374 compile-time arithmetic. Return NULL on (internal) overflow.
375 (chrec_evaluate): Change type of K to an unsigned int. Avoid
376 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
377 if any intermediate calculation overflows.
378 (chrec_apply): Update call to chrec_evaluate.
380 2005-02-28 James E Wilson <wilson@specifixinc.com>
382 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
384 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
387 * c-parser.c (c_parser_compound_statement): Return error_mark_node
388 instead of NULL_TREE on error.
390 2005-02-28 David Edelsohn <edelsohn@gnu.org>
392 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
393 (EASY_VECTOR_15_ADD_SELF): Remove.
394 (num_insns_constant_wide): Not static.
395 (validate_condition_mode): Not static.
396 (toc_relative_expr_p): Not static.
397 (legitimate_indirect_address_p): Not static.
398 (macho_lo_sum_memory_operand): Not static.
399 (invalid_e500_subreg): Not static.
400 (easy_vector_same): Not static.
401 (easy_vector_splat_const): Not static.
402 (RS6000_SYMBOL_REF_TLS_P): Remove.
403 (any_operand): Delete.
404 (any_parallel_operand): Delete.
405 (count_register_operand): Delete.
406 (altivec_register_operand): Delete.
407 (xer_operand): Delete.
408 (s8bit_cint_operand): Delete.
409 (short_cint_operand): Delete.
410 (u_short_cint_operand): Delete.
411 (non_short_cint_operand): Delete.
412 (exact_log2_cint_operand): Delete.
413 (gpc_reg_operand): Delete.
414 (cc_reg_operand): Delete.
415 (cc_reg_not_cr0_operand): Delete.
416 (reg_or_short_operand): Delete.
417 (reg_or_neg_short_operand): Delete.
418 (reg_or_aligned_short_operand): Delete.
419 (reg_or_u_short_operand): Delete.
420 (reg_or_cint_operand): Delete.
421 (reg_or_arith_cint_operand): Delete.
422 (reg_or_add_cint64_operand): Delete.
423 (reg_or_sub_cint64_operand): Delete.
424 (reg_or_logical_cint_operand): Delete.
425 (got_operand): Delete.
426 (got_no_const_operand): Delete.
427 (easy_fp_constant): Delete.
428 (easy_vector_constant): Delete.
429 (easy_vector_constant_add_self): Delete.
430 (zero_constant): Delete.
431 (zero_fp_constant): Delete.
432 (volatile_mem_operand): Delete.
433 (offsettable_mem_operand): Delete.
434 (mem_or_easy_const_operand): Delete.
435 (add_operand): Delete.
436 (non_add_cint_operand): Delete.
437 (logical_operand): Delete.
438 (non_logical_cint_operand): Delete.
439 (mask_operand): Delete.
440 (mask_operand_wrap): Delete.
441 (mask64_operand): Delete.
442 (mask64_2_operand): Delete.
443 (and64_operand): Delete.
444 (and64_2_operand): Delete.
445 (and_operand): Delete.
446 (reg_or_mem_operand): Delete.
447 (lwa_operand): Delete.
448 (symbol_ref_operand): Delete.
449 (call_operand): Delete.
450 (current_file_function_operand): Delete.
451 (input_operand): Delete.
452 (rs6000_nonimmediate_operand): Delete.
453 (rs6000_tls_symbol_ref): Delete.
454 (save_world_operation): Delete.
455 (restore_world_operation): Delete.
456 (load_multiple_operation): Delete.
457 (store_multiple_operation): Delete.
458 (vrsave_operation): Delete.
459 (mfcr_operation): Delete.
460 (mtcrf_operation): Delete.
461 (lmw_operation): Delete.
462 (stmw_operation): Delete.
463 (branch_comparison_operator): Delete.
464 (branch_positive_comparison_operator): Delete.
465 (scc_comparison_operator): Delete.
466 (trap_comparison_operator): Delete.
467 (boolean_operator): Delete.
468 (boolean_or_operator): Delete.
469 (min_max_operator): Delete.
470 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
471 (EASY_VECTOR_15): Moved to here.
472 (EASY_VECTOR_15_ADD_SELF): Move to here.
473 (PREDICATE_CODES): Delete.
474 * config/rs6000/rs6000-protos.h: Delete predicate functions.
475 Declare functions no longer static.
476 * config/rs6000/predicates.md: New.
477 * config/rs6000/rs6000.md: Include predicates.md
479 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
481 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
482 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
484 * cfgrtl.c (need_fake_edge_p): Likewise.
485 * combine.c (distribute_notes): Likewise.
486 * emit-rtl.c (try_split): Likewise.
487 * recog.c (peephole2_opimize): Likewise.
488 * reg-notes.def (ALWAYS_RETURN): Remove.
489 * rtl.h (LCT_ALWAYS_RETURN): Remove.
490 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
491 * tree.h (ECF_ALWAYS_RETURN): Remove.
493 2005-02-28 Roger Sayle <roger@eyesopen.com>
496 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
497 between different machine modes is never a "useless" conversion.
499 2005-02-28 Geert Bosch <bosch@gnat.com>
502 * doc/contrib.texi: List contributors for Ada front end
504 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
506 * simplify-rtx.c (simplify_unary_operation_1,
507 simplify_const_unary_operation): New, extracted from...
508 (simplify_unary_operation): ... this one.
509 (simplify_binary_operation_1,
510 simplify_const_binary_operation): New, extracted from...
511 (simplify_binary_operation): ... this one.
512 * rtl.h (simplify_const_unary_operation,
513 simplify_const_binary_operation): Add prototypes.
515 2005-02-28 Julian Brown <julian@codesourcery.com>
517 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
518 building libjava and caused PR regression/20228.
520 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
523 * Makefile.in (host_subdir): New.
524 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
525 * configure: Regenerate.
527 2005-02-27 Zack Weinberg <zack@codesourcery.com>
529 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
530 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
531 installation directory first.
533 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
536 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
537 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
538 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
539 * config/cris/cris.md: Tweak comments referring to Q.
540 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
541 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
542 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
543 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
544 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
545 Insert spaces in constraints to align alternatives vertically for
547 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
550 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
552 PR rtl-optimization/17728
553 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
554 operand 0 from general_operand to move_dest_operand.
556 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
558 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
559 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
560 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
561 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
563 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
565 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
566 * configure: Regenerate.
567 * libada-mk.in: Remove CC; rename
568 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
570 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
573 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
574 for the lhs, also walk over the tree. Likewise for rhs.
576 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
578 * tree-ssa-dom.c (simple_iv_increment_p): New function.
579 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
580 Do not propagate value of iv before increment over the increment.
582 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
584 * c-parser.c: New file.
585 * c-parse.in: Remove.
586 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
588 (c-parser.o): Add dependencies.
589 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
590 maintainer-clean, TAGS): Update.
591 * c-config-lang.in (gtfiles): Update.
592 * gengtype-lex.l: Don't handle "@@".
593 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
594 objc_build_synchronized, objc_begin_try_stmt,
595 objc_begin_catch_clause, objc_finish_catch_clause,
596 objc_build_finally_clause, objc_finish_try_stmt): New.
597 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
599 (c_parse_init): Update comment.
600 * c-decl.c (c_init_decl_processing): Update comment.
601 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
602 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
603 new c_declspecs members.
605 2005-02-25 Julian Brown <julian@codesourcery.com>
607 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
608 from being used for symbols with vague linkage when
609 HAVE_GAS_COMDAT_GROUP is true.
611 2005-02-25 Mark Mitchell <mark@codesourcery.com>
613 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
615 2005-02-25 Steve Ellcey <sje@cup.hp.com>
618 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
619 (LIBGCC2_HAS_DF_MODE): New.
620 (LIBGCC2_HAS_XF_MODE): New.
621 (LIBGCC2_HAS_TF_MODE): New.
622 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
623 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
624 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
625 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
626 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
627 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
628 and add _fixtfdi, _fixunstfdi, _floatditf
629 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
630 L_fixunstfdi, L_floatditf.
631 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
632 (LIBGCC2_HAS_TF_MODE): Define.
634 2005-02-25 Diego Novillo <dnovillo@redhat.com>
636 PR tree-optimization/20204
637 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
638 REWRITE_THIS_STMT markers on PHI nodes.
639 (rewrite_initialize_block): Likewise.
641 2005-02-25 Mark Mitchell <mark@codesourcery.com>
643 * version.c (version_string): Update to 4.1.
645 2005-02-25 Paolo Carlini <pcarlini@suse.de>
647 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
648 Clarify that the alternative way doesn't work in GNU C++.
650 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
652 PR tree-optimization/19937
653 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
654 to the type of the induction variable.
656 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
658 PR rtl-optimization/20117
659 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
660 the block including noncopyable insn.
662 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
664 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
665 calls to find_reg_note.
667 2005-02-24 Richard Henderson <rth@redhat.com>
670 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
673 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
675 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
676 vector types if to use base reg for misaligned non-word ld/std.
678 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
681 * config/cris/cris.c (cris_target_asm_function_prologue): Create
682 dwarf2 label manually and put it after, not before the prologue.
684 2005-02-24 David Edelsohn <edelsohn@gnu.org>
687 * reload.c (operands_match_p): Only increment register number for
688 SCALAR_INT_MODE_P modes in multiple hard registers.
690 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
693 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
695 * ChangeLog.5: Fix log message typo(s).
696 * ChangeLog.7: Likewise.
697 * ChangeLog.tree-ssa: Likewise.
698 * cfgexpand.c: Fix comment typo(s).
699 * conflict.c: Likewise.
700 * defaults.h: Likewise.
701 * dwarf2out.c: Likewise.
703 * ggc-page.c: Likewise.
704 * tree-eh.c: Likewise.
705 * tree-ssa-dom.c: Likewise.
707 2005-02-24 Jakub Jelinek <jakub@redhat.com>
710 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
711 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
712 if SHARED is defined.
715 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
716 allow splitting only if operands 0 and 3 don't overlap.
718 2005-02-24 Richard Henderson <rth@redhat.com>
721 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
722 (fold_builtin_1): Call them.
723 * fold-const.c (fold_complex_mult_parts): Split out from ...
724 (fold_complex_mult): ... here. Fix typo in both imaginary case.
725 (fold_complex_div_parts, fold_complex_div): New.
727 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
729 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
731 * tree-ssa-ccp.c (visit_assignment): Verify that result of
732 VIEW_CONVERT_EXPR is_gimple_min_invariant.
734 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
735 (print_node): Likewise.
736 Print TYPE_SIZES_GIMPLIFIED.
738 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
740 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
741 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
742 operands as commutative in constraints.
744 2005-02-24 Diego Novillo <dnovillo@redhat.com>
746 * tree-into-ssa.c: Re-organize internal functions.
748 2005-02-24 Richard Henderson <rth@redhat.com>
751 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
753 * common.opt (fcx-limited-range): New.
754 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
755 * toplev.c (flag_complex_method): Initialize to 1.
756 (process_options): Set flag_complex_method to 0 if
757 flag_cx_limited_range.
758 * doc/invoke.texi (-fcx-limited-range): New.
760 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
762 * cse.c (delete_trivially_dead_insns): Speed up by using
763 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
766 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
768 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
769 functions when -mid-shared-library is being used.
771 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
773 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
774 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
775 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
776 * system.h: Poison LINK_LIBGCC_SPECIAL.
778 2005-02-23 James E Wilson <wilson@specifixinc.com>
780 * gengtype.c (note_insn_name): Make 1 element larger.
782 2005-02-23 Roger Sayle <roger@eyesopen.com>
785 PR rtl-optimization/20097
786 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
787 BImode SUBREGs of SImode registers which confuse the ia64 backend.
789 2005-02-23 David Edelsohn <edelsohn@gnu.org>
791 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
792 * t-aix52 (SHLIB_INSTALL): Same.
794 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
796 * genpreds.c: Update copyright.
798 2005-02-23 Michael Beach <michaelb@ieee.org>
801 * config/sparc/t-elf (startup files): Assemble with CPP.
803 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
805 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
806 (write_predicate_expr): Likewise.
808 2005-02-22 Diego Novillo <dnovillo@redhat.com>
810 PR tree-optimization/20100
811 PR tree-optimization/20115
812 * tree-optimize.c (init_tree_optimization_passes): Remove
813 pass_maybe_create_global_var.
814 * tree-pass.h (pass_maybe_create_global_var): Remove.
815 * tree-ssa-alias.c (aliases_computed_p): Declare.
816 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
817 (count_calls_and_maybe_create_global_var): Remove.
818 (pass_maybe_create_global_var): Remove.
819 (init_alias_info): Do not declare aliases_computed_p.
820 (maybe_create_global_var): If the function contains no
821 call-clobbered variables and a mix of pure/const and regular
822 function calls, create .GLOBAL_VAR.
823 Mark all call-clobbered variables for renaming.
824 (merge_pointed_to_info): Update comment.
825 (add_pointed_to_var): Likewise.
826 (is_escape_site): Likewise.
827 Accept struct alias_info * instead of size_t *.
829 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
831 * tree-ssa-operands.c (get_call_expr_operands): If
832 ALIASES_COMPUTED_P is false, do not add call-clobbering
834 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
835 (delete_tree_ssa): Likewise.
837 2005-02-22 James E Wilson <wilson@specifixinc.com>
839 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
840 (do_compile): Do call it here.
842 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
844 PR rtl-optimization/20017.
845 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
846 rest_of_handle_cse2, rest_of_handle_gcse): Call
847 delete_dead_jumptables immediately before calling cleanup_cfg.
849 2005-02-22 Devang Patel <dpatel@apple.com>
852 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
855 2005-02-22 David Edelsohn <edelsohn@gnu.org>
857 * config/rs6000/aix.h (WINT_TYPE): Define.
859 2005-02-22 Stan Shebs <shebs@apple.com>
861 * config/rs6000/rs6000.c (rs6000_override_options): Default to
862 natural alignment for 64-bit Darwin.
863 (rs6000_parse_alignment_option): Warn about uses of -malign-power
865 * doc/invoke.texi: Document this.
867 2005-02-22 DJ Delorie <dj@redhat.com>
869 * c-common.c (c_common_type_for_mode): Pass the mode's precision
870 to make_[un]signed_type, not the mode itself.
872 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
874 * cfg.c (cached_make_edge): Call make_edge if edge cache is
875 not available. Use tail calls wherever possible.
876 (make_edge): Call unchecked_make_edge to create an edge.
878 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
879 (coalesce_ssa_name): Don't check for
880 SSANORM_USE_COALESCE_LIST.
881 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
883 2005-02-22 Diego Novillo <dnovillo@redhat.com>
885 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
886 (rewrite_into_ssa): ... here.
888 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
890 PR tree-optimization/19786
891 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
892 tag to another's may-alias bitmap when adding to the other's list.
894 2005-02-21 DJ Delorie <dj@redhat.com>
896 * tree-ssa-loop-ivopts.c (computation_cost): Start register
897 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
898 registers in unsupported ways.
899 * expmed.c (init_expmed): Likewise.
901 2005-02-21 Stan Cox <scox@redhat.com>
903 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
905 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
907 * tree-cfg.c (fold_cond_expr_cond): New.
908 (make_edges): Call fold_cond_expr_cond.
909 (find_taken_edge): Accept nothing but INTEGER_CST.
910 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
912 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
914 * flow.c (delete_dead_jumptables): Speed up by scanning insns
915 that do not belong to any basic block.
917 2005-02-21 Jeff Law <law@redhat.com>
919 * cfganal.c (find_unreachable_blocks): Manually CSE load of
922 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
924 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
925 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
926 Adjust their definitions.
927 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
928 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
930 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
931 genautomata.c, langhooks.c, langhooks.h, system.h,
932 config/arm/lib1funcs.asm: Update copyright.
934 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
936 * dbxout.c (dbxout_function_end): Emit Lscope label always.
938 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
941 * doc/install.texi: Document --with-gc.
943 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
945 * simplify-rtx.c (simplify_unary_operation): Add a missing
948 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
950 PR tree-optimization/18663
951 * tree-ssa-dom.c (extract_range_from_cond): Return 0
952 if the type has variable bounds.
954 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
956 * gcse.c: Remove an obsolete comment.
958 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
960 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
962 * doc/extend.texi (Function Attributes) <Attribute const>: The
963 attribute "pure" is below this text, not above.
965 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
967 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
968 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
969 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
971 2005-02-20 Zack Weinberg <zack@codesourcery.com>
974 * langhooks.h (struct lang_hooks): Add to_target_charset.
975 * langhooks.c (lhd_to_target_charset): New function.
976 * langhooks-def.h: Declare lhd_to_target_charset.
977 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
978 (LANG_HOOKS_INITIALIZER): Update.
979 * c-common.c (c_common_to_target_charset): New function.
980 * c-common.h: Declare it.
981 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
982 c_common_to_target_charset.
984 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
985 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
987 * system.h: Poison them.
988 * doc/tm.texi: Don't discuss them.
989 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
990 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
991 (pp_c_char): Do not attempt to generate letter escapes for
993 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
994 * config/mips/mips.c (mips_output_ascii): Likewise.
996 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
998 PR tree-optimization/19951
999 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1002 2005-02-19 Steven Bosscher <stevenb@suse.de>
1005 * function.h (struct function): New field `max_loop_depth'.
1006 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1007 (flow_loops_find): Reset the max loop depth count before finding loops.
1008 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1009 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1010 (calculate_global_regs_live): Make sure the loop will terminate
1011 when the initial sets are not empty.
1013 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1015 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1017 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1019 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1022 * doc/invoke.texi: Remove documentation of %M spec.
1024 (init_spec): Remove %M suffix from -lgcc_s.
1025 (do_spec_1): Remove 'M' case.
1026 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1027 to put shared libraries in the multilib directory. Remove the
1028 shlib_so_soname substitution variable. Don't add a multilib encoding
1029 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1030 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1031 SHLIB_INSTALL as well as SHLIB_LINK.
1032 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1033 (SHLIB_NAME): Delete.
1034 (SHLIB_DIR): New macro.
1035 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1036 (SHLIB_INSTALL): Adjust accordingly.
1037 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1038 * config/t-slibgcc-sld: Likewise.
1039 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1040 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1041 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1043 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1044 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1045 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1046 Use @shlib_base_name@ instead of @shlib_so_name@.
1047 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1048 and @shlib_base_name@.so in @multilib_dir@.
1049 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1050 to the install path.
1051 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1052 (SHLIB_LINK): Remove previous workaround.
1053 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1054 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1055 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1057 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1058 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1059 (SHLIB_INSTALL): Adjust accordingly.
1060 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1061 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1062 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1063 config/t-slibgcc-elf-ver.
1065 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1066 Jakub Jelinek <jakub@redhat.com>
1068 PR tree-optimization/19828
1069 * tree-ssa-loop-im.c: Add a TODO comment.
1070 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1071 without side-effects.
1073 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1075 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1078 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1080 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1081 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1082 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1084 (ia64_reorg): Delete fixup_errata call.
1085 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1086 (TARGET_SWITCHES): Delete -mb-step entry.
1088 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1091 * c-typeck.c (composite_type): Handle quals in transparent unions.
1092 (type_lists_compatible_p): Likewise.
1094 2005-02-18 Stan Shebs <shebs@apple.com>
1096 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1097 expressions in the .literal8 section.
1099 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1101 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1103 2005-02-18 Roger Sayle <roger@eyesopen.com>
1105 * fold-const.c (constant_boolean_node): Always create values of the
1106 specified type, don't bother calling truthvalue_conversion.
1108 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1110 * except.c (output_function_exception_table): Call
1111 assemble_external_libcall (eh_personality_libfunc).
1113 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1116 * config/ia64/ia64.h (struct machine_function): Add state_num.
1117 * config/ia64/ia64.c (process_epilogue,
1118 process_for_unwind_directive): Use new unwind state numbers each
1119 time rather than state 1.
1121 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1124 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1125 before the "*llgt_didi" pattern.
1127 2005-02-18 Jason Merrill <jason@redhat.com>
1129 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1131 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1133 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1134 (div0): Use it in place of ARM_FUNC_ALIAS.
1135 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1137 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1140 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1141 access, the lower bound of the array type if it exists.
1143 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1146 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1147 cases that are out-of-range for the index type.
1149 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1151 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1152 (estimate_case_costs): Don't call convert.
1153 * expmed.c (expand_shift): Likewise.
1154 (make_tree): Call fold_convert instead of convert.
1156 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1159 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1160 that ref to be marked MEM_READONLY_P doesn't have base that needs
1163 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1165 * genautomata.c (output_get_cpu_unit_code_func,
1166 output_cpu_unit_reservation_p): Don't generate old-style function
1169 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1172 PR tree-optimization/20009
1173 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1175 PR tree-optimization/18947
1176 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1177 inline, remove all nodes that are inlined into the extern inline
1180 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1182 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1183 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1184 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1185 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1188 2005-02-17 Roger Sayle <roger@eyesopen.com>
1190 PR tree-optimization/19917
1191 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1192 to be potentially trapping.
1194 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1196 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1198 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1200 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1201 tem becomes a local variable which is set to the value of the
1202 back end defined INITIAL_FRAME_ADDRESS macro.
1203 (expand_builtin_frame_address): Omit the base parameter to
1204 expand_builtin_return_addr.
1205 (expand_builtin_profile_func): Likewise.
1206 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1207 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1208 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1210 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1212 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1213 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1214 * config/frv/frv.c (frv_function_epilogue): Likewise.
1216 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1218 * lambda-code (perfect_nestify): Remove mark/unmark
1220 * tree-loop-linear.c (linear_transform_loops): Add
1221 rewrite_into_ssa call so that ssa is correct for
1222 rewriting into loop closed.
1224 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1226 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1227 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1229 * bt-load.c (btr_def_live_range, combine_btr_defs,
1230 migrate_btr_def, migrate_btr_defs): Likewise.
1231 * cfgcleanup.c (thread_jump): Likewise.
1232 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1233 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1234 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1235 df_rd_local_compute, df_reg_info_compute): Likewise.
1236 * dominance.c (init_dom_info, free_dom_info): Likewise.
1237 * flow.c (init_propagate_block_info,
1238 free_propagate_block_info): Likewise.
1239 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1240 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1241 modify_reg_pav): Likewise.
1242 * loop-invariant.c (find_defs, find_invariant_insn,
1243 find_invariants, free_inv_motion_data): Likewise.
1244 * predict.c (tree_predict_by_opcode,
1245 estimate_bb_frequencies): Likewise.
1246 * stmt.c (expand_case): Likewise.
1247 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1248 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1249 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1250 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1251 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1252 rewrite_ssa_into_ssa): Likewise.
1253 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1254 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1255 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1256 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1257 * tree-sra.c (tree_sra): Likewise.
1258 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1259 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1260 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1261 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1262 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1263 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1265 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1266 calculate_live_on_entry, calculate_live_on_exit,
1267 build_tree_conflict_graph): Likewise.
1268 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1269 record_important_candidates, set_use_iv_cost, find_depends,
1270 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1271 tree_ssa_iv_optimize_finalize): Likewise.
1272 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1273 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1274 tree_duplicate_loop_to_header_edge): Likewise.
1275 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1276 * tree-ssa.c (verify_flow_insensitive_alias_info,
1277 verify_name_tags, verify_ssa, init_tree_ssa,
1278 delete_tree_ssa): Likewise.
1279 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1280 fini_ssanames): Likewise.
1281 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1283 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1285 * config/rs6000/t-rtems: Completely reworked.
1287 2005-02-17 Ira Rosen <irar@il.ibm.com>
1289 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1291 2005-02-17 Ira Rosen <irar@il.ibm.com>
1293 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1294 POINTER_TYPE_P when checking that type is a pointer.
1295 (vect_get_memtag): Remove.
1296 (vect_address_analysis): Use POINTER_TYPE_P. Call
1297 vect_object_analysis with dummy parameter for memtag.
1298 (vect_object_analysis): Extract memtag (functionality that
1299 used to be in vect_get_memtag and moved here). Fix printings.
1300 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1301 with correct parameters. Remove call to vect_get_memtag.
1303 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1305 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1306 (tree-vectorizer.o): Added missing dependencies.
1308 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1310 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1311 declaration in tree-vectorizer.c, now has an extern declaration in
1313 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1314 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1315 get_vectype_for_scalar_type, vect_is_simple_use,
1316 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1317 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1318 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1319 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1320 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1321 find_loop_location): Likewise.
1323 * tree-vectorizer.c (langhooks.h): #include removed.
1324 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1325 moved to tree-vectorized.h.
1326 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1327 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1328 get_vectype_for_scalar_type, vect_is_simple_use,
1329 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1330 vect_supportable_dr_alignment, new_loop_vec_info,
1331 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1332 vect_set_verbosity_level, find_loop_location): Likewise.
1334 (vect_analyze_loop): Function externalized. Declaration moved to
1335 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1336 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1337 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1338 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1339 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1340 vect_enhance_data_refs_alignment, vect_analyze_operations,
1341 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1342 vect_stmt_relevant_p, vect_get_loop_niters,
1343 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1344 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1345 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1346 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1347 vect_get_memtag): Likewise.
1349 (vectorizable_load): Function externalized. Declaration moved to
1350 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1351 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1352 vect_transform_loop): Likewise.
1353 (vect_transform_stmt): Moved to tree-vect-transform.c.
1354 (vect_align_data_ref, vect_create_destination_var,
1355 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1356 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1357 vect_get_vec_def_for_operand, vect_init_vector,
1358 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1359 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1360 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1361 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1362 vect_do_peeling_for_loop_bound): Likewise.
1364 * tree-vect-analyze.c: New file.
1365 * tree-vect-transform.c: New file.
1367 2005-02-17 Jason Merrill <jason@redhat.com>
1369 PR mudflap/19319, c++/19317
1370 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1373 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1375 * doc/install.texi (Specific): Update link for Darwin-specific
1378 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1380 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1381 constant_boolean_node.
1383 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1386 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1387 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1389 2005-02-16 Richard Henderson <rth@redhat.com>
1392 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1394 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1395 replace uses with Wtype_MAXp1_F.
1396 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1397 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1398 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1399 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1400 and HAVE_TFMODE as appropriate.
1401 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1402 (__floatdisf): Likewise.
1403 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1404 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1405 (Wtype_MAXp1_F): New.
1406 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1407 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1409 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1412 * arm.c (arm_apply_result_size): New function.
1413 * arm.h (APPLY_RESULT_SIZE): Define.
1414 * arm-protos.h (arm_apply_result_size): Add prototype.
1415 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1416 (movxf): New expand.
1417 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1418 (call_value_symbol): Remove predicate for operand 0.
1419 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1420 (untyped_call): Rework to correclty return values for any type.
1421 (untyped_return): New expand.
1422 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1424 2005-02-16 Stan Shebs <shebs@apple.com>
1426 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1427 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1429 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1431 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1432 configure settings on Solaris 7 and later.
1434 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1436 PR tree-optimization/19865
1437 * tree-optimize.c (init_tree_optimization_passes): Run
1438 pass_may_alias after pass_sra.
1440 2005-02-16 Richard Henderson <rth@redhat.com>
1441 Stuart Hastings <stuart@apple.com>
1444 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1445 Do nothing if debug info suppressed for this function.
1446 (dbxout_begin_function): Early exit if debug info suppressed for
1449 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1452 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1454 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1456 PR tree-optimization/19967
1457 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1458 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1459 argument TYPE. Adjust calls to fold_builtin_XXX.
1460 (expand_builtin, fold_builtin_1): Adjust calls to
1462 (fold_builtin_strchr, fold_builtin_strpbrk,
1463 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1464 result to a requested type TYPE.
1466 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1469 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1470 (T)x & (T)cst if (T)cst overflows.
1471 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1472 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1474 2005-02-15 Jeff Law <law@redhat.com>
1476 * gcse.c (blocks_with_calls): New bitmap.
1477 (alloc_gcse_mem): Allocate it.
1478 (free_gcse_mem): Free it.
1479 (clear_modifY_mem_tables): Clear it.
1480 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1481 when we encounter CALL_INSNs.
1482 (compute_transp, case MEM): Handle blocks with calls separate
1483 from blocks without calls. Use bitmap iterators rather than
1486 2005-02-15 Peter O'Gorman <peter@pogma.com>
1489 * mklibgcc.in (vis_hide): Use a temporary object file, not
1492 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1495 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1496 access optimization.
1498 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1499 Alan Modra <amodra@bigpond.net.au>
1502 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1503 (_xlqsub): Rename to __gcc_qsub.
1504 (_xlqmul): Rename to __gcc_qmul.
1505 (_xlqdiv): Rename to __gcc_qdiv.
1506 Provide versioned symbol aliases with old names.
1507 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1508 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1509 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1510 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1511 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1513 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1515 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1516 Fold ~(A - 1) and ~(A + -1) to -A.
1518 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1522 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1523 config/pa/pa-host.c:pa_gt_pch_use_address.
1525 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1527 * tree-vn.c (get_value_handle): Make sure that given an
1528 is_gimple_min_invariant expression, we always return it.
1530 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1532 * passes.c (rest_of_handle_gcse): Fix a comment.
1534 2005-02-15 Jeff Law <law@redhat.com>
1536 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1538 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1539 (canon_list_insert, record_last_mem_set_info): Similarly.
1540 (clear_modify_mem_tables): Similarly.
1542 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1544 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1545 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1546 config/mips/mips.md, config/rs6000/aix.h,
1547 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1549 2005-02-15 Richard Henderson <rth@redhat.com>
1551 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1552 call to be best_edge.
1554 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1556 * basic-block.h: Adjust the prototype for find_basic_blocks.
1557 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1558 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1561 * flow.c (recompute_reg_usage): Remove all arguments.
1562 * passes.c (rest_of_compilation): Adjust the call to
1563 recompute_reg_usage.
1564 * rtl.h: Adjust the prototype for recompute_reg_usage.
1566 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1568 * tree-dump.c (dump_files): Update to reflect new member
1570 (dump_register): Add new argument.
1572 (dump_switch_p_1): Check against glob name if doglob was passed.
1573 (dump_switch_p): Check against regular first, then glob if
1574 we didn't have any hits on the dump name.
1575 * tree-optimize.c (register_one_dump_file):
1576 Pass in glob name as well.
1577 * tree-pass.h (struct dump_file_info): Add glob
1580 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1582 PR preprocessor/16323
1583 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1585 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1588 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1589 (trunctfdf2_internal1): New.
1590 (trunctfdf2_internal2): Renamed from trunctfdf2.
1592 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1594 PR tree-optimization/19853
1595 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1597 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1599 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1600 delete_dead_jumptables and cleanup_cfg.
1602 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1604 * reload.c (find_reloads): Swap address_reloaded flags when
1605 swapping commutative operands.
1607 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1609 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1610 Use standard_iv_increment_position for computing the bsi position
1612 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1615 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1618 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1619 life range of hard registers.
1620 * value-prof.c (insn_prefetch_values_to_profile): Only
1623 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1624 profile in libcalls.
1626 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1628 * bitmap.h (bitmap_and_compl_into): Return bool.
1629 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1631 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1633 PR tree-optimization/19944
1634 * fold-const.c (fold): Re-add ABS_EXPR folding.
1636 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1639 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1640 {TARGET,MASK}_XL_COMPAT.
1641 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1643 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1644 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1646 (rs6000_arg_partial_bytes): Same.
1647 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1648 and XL compatibility enabled.
1649 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1650 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1651 test to final condition.
1652 (cmptf_internal2): New.
1653 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1654 xl-compat. Add TFmode information to description.
1656 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1658 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1660 2005-02-13 Jason Merrill <jason@redhat.com>
1663 * fold-const.c (fold_indirect_ref_1): Split out from...
1664 (build_fold_indirect_ref): Here.
1665 (fold_indirect_ref): New fn.
1666 * tree.h: Declare it.
1667 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1668 (gimplify_modify_expr_rhs): Likewise.
1669 (gimplify_expr): Likewise.
1671 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1673 PR tree-optimization/14303
1674 PR tree-optimization/15784
1675 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1676 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1677 ABS_EXPR<x> != 0 to x != 0.
1679 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1681 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1682 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1683 spelling conventions.
1685 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1686 delete_trivially_dead_insns too many times.
1688 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1691 2005-02-12 Ira Rosen <irar@il.ibm.com>
1693 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1694 (vect_is_simple_iv_evolution): Remove redundant parameter
1696 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1697 without last parameter.
1698 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1699 Return pointer step. Call vect_is_simple_iv_evolution without
1700 last parameter. Check only that the step is multiple of size
1701 type. Remove stmt_vinfo updates.
1702 (vect_get_memtag_and_dr): Remove.
1703 (vect_get_memtag): New function.
1704 (vect_address_analysis): New function.
1705 (vect_object_analysis): New function.
1706 (vect_analyze_data_refs): Call vect_object_analysis and
1707 vect_get_memtag. Update stmt_vinfo fields.
1709 2005-02-12 Ira Rosen <irar@il.ibm.com>
1711 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1712 exist and are objects. Remove checks for pointer.
1713 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1714 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1715 (vect_create_data_ref_ptr): Likewise.
1716 (vect_base_addr_differ_p): New function.
1717 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1718 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1719 Don't set the DR_BASE_NAME field of data-ref.
1720 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1722 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1724 * optabs.h (enum optab_index): Add new OTI_ldexp.
1725 (ldexp_optab): Define corresponding macro.
1726 * optabs.c (init_optabs): Initialize ldexp_optab.
1727 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1729 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1731 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1732 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1734 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1735 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1738 2005-02-12 Ira Rosen <irar@il.ibm.com>
1740 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1742 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1744 (vect_get_base_and_offset): Always return an address.
1745 (vect_create_addr_base_for_vector_ref): Remove treatment for
1746 different data reference types.
1747 (vect_compute_data_ref_alignment): Rename base to base_address in
1748 stmt_vec_info. Get the object in order to force its alignment.
1749 (vect_get_memtag_and_dr): Rename base to base_address in
1750 stmt_vec_info. Extract the object for memtag analysis.
1752 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1754 PR regression/19898.
1755 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1756 changes cc_status, use apply modified_in_p to part of cc_status
1757 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1760 2005-02-11 Richard Henderson <rth@redhat.com>
1762 * tree-complex.c (expand_complex_libcall): New.
1763 (expand_complex_multiplication): Use it for c99 compliance.
1764 (expand_complex_division): Likewise.
1765 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1767 * builtins.c (built_in_names): Remove const.
1768 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1770 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1771 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1772 (built_in_names): Remove const.
1773 * c-common.c (c_common_type_for_mode): Handle complex modes.
1774 * flags.h, toplev.c (flag_complex_method): Rename from
1775 flag_complex_divide_method.
1776 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1777 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1778 * libgcc2.h: Declare them.
1779 * libgcc-std.ver: Export them.
1780 * mklibgcc.in (lib2funcs): Build them.
1782 2005-02-11 Steven Bosscher <stevenb@suse.de>
1784 PR tree-optimization/19876
1785 Partially revert my change from 2005-01-14
1786 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1787 (compute_antic): ...and remove the loop here.
1789 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1792 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1793 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1795 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1796 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1798 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1800 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1801 offsets for the big-endian 32-bit case.
1803 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1805 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1807 2005-02-11 Dale Johannesen <dalej@apple.com>
1809 * cselib.c (cselib_process_insn): Clear out regs where
1810 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1811 * reload.c (find_equiv_reg): Ditto.
1813 2005-02-11 Ian Lance Taylor <ian@airs.com>
1815 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1818 * tree.c (build_function_type_list): Work correctly if there are
1821 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1823 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1824 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1825 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1826 TARGET_ZARCH instead of TARGET_64BIT.
1828 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1830 * config/rs6000/t-rtems:
1831 (MULTILIB_OPTIONS): Remove mcpu=602.
1832 (MUTLILIB_DIRNAMES): Remove m602.
1833 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1834 Let mcpu=602 match mcpu=603.
1835 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1837 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1839 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1842 2005-02-10 David Daney <ddaney@avtrex.com>
1844 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1845 * config/i386/linux-unwind.h: Likewise.
1846 * config/ia64/linux-unwind.h: Likewise.
1847 * config/mips/linux-unwind.h: Likewise.
1848 * config/pa/linux-unwind.h: Likewise.
1849 * config/rs6000/linux-unwind.h: Likewise.
1850 * config/s390/linux-unwind.h: Likewise.
1851 * config/sh/linux-unwind.h: Likewise.
1852 * config/sparc/linux-unwind.h: Likewise.
1854 2005-02-10 Steven Bosscher <stevenb@suse.de>
1856 PR tree-optimization/17549
1857 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1858 TER to replace a DEF with its expression if the DEF and the
1859 rhs of the expression we replace into have the same root
1862 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1864 * config/mips/mips.md: Fix the placement of the match_scratch in the
1867 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1869 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1872 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1874 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1875 (strip_offset): Handle addresses.
1876 (add_address_candidates): Use strip_offset.
1877 (difference_cost): Reflect strip_offset change.
1878 (force_var_cost, difference_cost): Strip nops.
1880 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1882 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1884 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1885 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1886 config/cris/cris-protos.h, config/cris/cris.c: Update
1889 2005-02-10 Jeff Law <law@redhat.com>
1891 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1892 (lookup_avail_expr): Similarly.
1894 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1896 * builtins.c (fold_builtin_powi): New function.
1897 (fold_builtin_1): Call it.
1899 2005-02-10 Steven Bosscher <stevenb@suse.de>
1901 PR documentation/19309
1902 * doc/cpp.texi: The __GNUC__ and related predefined macros
1903 are also defined for the "standalone" cpp.
1904 Some non-GCC compilers may also define __GNUC__.
1906 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1909 * c-typeck.c (common_type): New routine. Old common_type renamed
1911 (c_common_type): ...this.
1912 (build_conditional_expr, build_binary_op): Use c_common_type instead
1915 2005-02-10 Steven Bosscher <stevenb@suse.de>
1917 * doc/md.texi: Replace @samp{length} with @code{length}.
1919 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1921 PR tree-optimization/18687
1922 * tree-flow.h (find_loop_niter): Declare.
1923 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1924 Try using scev even for loops with more than one exit.
1925 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1926 (struct ivopts_data): Added niters field.
1927 (struct nfe_cache_elt): New.
1928 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1930 (tree_ssa_iv_optimize_init): Initialize niters cache.
1931 (determine_number_of_iterations): Removed.
1932 (find_induction_variables): Do not call determine_number_of_iterations.
1933 Access niters for single exit through niter_for_single_dom_exit.
1934 (add_iv_outer_candidates): Access niters for single exit through
1935 niter_for_single_dom_exit.
1936 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1937 number_of_iterations_cond.
1938 (iv_period): New function.
1939 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1940 (may_replace_final_value): Take data argument. Use
1941 niter_for_single_dom_exit.
1942 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1943 (rewrite_use_compare): Pass data to may_eliminate_iv.
1944 (rewrite_use_outer): Pass data to may_replace_final_value.
1945 (free_loop_data): Clean up the niters cache.
1946 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1947 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1948 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1949 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1950 (num_ending_zeros): Moved to tree.c.
1951 * tree.h (num_ending_zeros): Declare.
1952 * tree.c (num_ending_zeros): Moved from tree.c.
1954 2005-02-09 Richard Henderson <rth@redhat.com>
1956 * builtins.c (DEF_BUILTIN): Add COND argument.
1957 * tree.h (DEF_BUILTIN): Likewise.
1958 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1959 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1961 (DEF_BUILTIN_STUB): New.
1962 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1963 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1964 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1965 * c-common.c (DEF_BUILTIN): Add COND argument.
1966 * tree.c (local_define_builtin): New.
1967 (build_common_builtin_nodes): New.
1969 2005-02-09 Roger Sayle <roger@eyesopen.com>
1971 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1972 floating point expression ignoring the sign of the result.
1973 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1974 (fold) <MULT_EXPR>: Use it to simplify x*x.
1975 * tree.h (fold_strip_sign_ops): Prototype here.
1976 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1977 argument. Use fold_strip_sign_ops to simplify the first argument.
1978 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1979 first argument when the second argument is an even integer
1980 constant, but only with -funsafe_math_optimizations.
1981 (fold_builtin_1): Update call to fold_builtin_copysign.
1983 2005-02-09 Ian Lance Taylor <ian@airs.com>
1986 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1987 just check whether EH_FILTER_FAILURE falls through.
1989 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1991 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1992 insns return to ready list in the next turn.
1994 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1997 * builtins.def: New __builtin_powi[lf].
1998 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1999 (expand_builtin_powi): New function.
2000 (expand_builtin): Dispatch to expand_builtin_powi.
2001 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2002 * libgcc2.c: Add __builtin_powi[lf] implementation.
2003 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2004 * optabs.h: Add powi_optab.
2005 * optabs.c (init_optabs): Initialize powi_optab.
2006 * doc/extend.texi: Document __builtin_powi[lf].
2008 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2010 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2013 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2016 * fold-const.c (try_move_mult_to_index): Remove redundant
2017 type argument. Create ADDR_EXPR with correct type.
2018 (fold): Update callers of try_move_mult_to_index. Convert
2019 result to the appropriate type.
2021 2005-02-09 Roger Sayle <roger@eyesopen.com>
2024 * config/avr/avr.c (default_rtx_costs): Delete.
2025 (avr_operand_rtx_cost): New function.
2026 (avr_rtx_costs): Completely rewrite.
2028 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2031 * config/cris/cris.c (in_code): New variable.
2032 (cris_output_addr_const): Now a static function, a wrapper for
2034 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2035 case from old cris_output_addr_const.
2036 (cris_asm_output_label_ref): Similar for LABEL_REF.
2037 (cris_output_addr_const_extra): Similar for UNSPEC.
2038 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2039 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2040 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2042 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2043 (cris_asm_output_label_ref): Declare.
2045 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2047 PR preprocessor/19801
2048 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2049 filenames that changed when libcpp was moved to the toplevel.
2051 2005-02-07 Roger Sayle <roger@eyesopen.com>
2053 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2054 zero extensions of BImode operands. Call lowpart_subreg instead
2055 of gen_lowpart_common and gen_lowpart_SUBREG.
2057 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2060 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2061 * configure.ac: Set cc_for_cross_gnattools.
2062 * configure: Regenerate.
2064 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2067 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2069 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2072 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2073 of nested functions.
2075 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2077 * doc/extend.texi: Document deprecated extensions allowing
2078 static floating-point members to have initializers and allowing
2079 floating-point literals in integral constant expressions.
2081 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2083 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2084 config/darwin7.h, config/mips/mips.c,
2085 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2088 * cse.c: Update comments.
2090 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2093 * builtins.c (fold_builtin_sqrt): Transform
2094 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2097 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2098 Dorit Naishlos <dorit@il.ibm.com>
2100 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2101 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2102 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2104 * tree.h (vect_set_verbosity_level): New extern function declaration
2106 * tree-vectorizer.h (verbosity_levels): New enum type.
2107 * tree-vectorizer.c (vect_debug_stats): Function removed.
2108 (vect_debug_details): Likewise.
2109 (vect_verbosity_level): Global variable was defined and initialized.
2110 (vect_dump): Global variable definition.
2111 (vect_print_dump_info): New function.
2112 (vect_set_dump_settings): New function.
2113 (vect_set_verbosity_level): New function.
2114 (vectorize_loops): Add call to vect_set_dump_settings.
2116 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2117 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2118 (slpeel_tree_peel_loop_to_edge): Likewise.
2120 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2121 appropriate verbosity level instead of call to vect_debug_details
2122 or vect_debug_stats.
2123 (vect_get_base_and_offset):
2124 (vect_create_addr_base_for_vector_ref):
2125 (get_vectype_for_scalar_type):
2126 (vect_create_data_ref_ptr):
2128 (vect_get_vec_def_for_operand):
2129 (vect_finish_stmt_generation):
2130 (vectorizable_assignment):
2131 (vectorizable_operation):
2132 (vectorizable_store):
2133 (vectorizable_load):
2134 (vect_transform_stmt):
2135 (vect_update_ivs_after_vectorizer):
2136 (vect_do_peeling_for_loop_bound):
2137 (vect_update_inits_of_drs):
2138 (vect_do_peeling_for_alignment):
2139 (vect_transform_loop):
2140 (vect_is_simple_use):
2141 (vect_analyze_operations):
2142 (vect_is_simple_iv_evolution):
2143 (vect_analyze_scalar_cycles):
2144 (vect_analyze_data_ref_dependence):
2145 (vect_analyze_data_ref_dependences):
2146 (vect_compute_data_ref_alignment):
2147 (vect_enhance_data_refs_alignment):
2148 (vect_analyze_data_refs_alignment):
2149 (vect_analyze_data_ref_access):
2150 (vect_analyze_data_ref_accesses):
2151 (vect_analyze_pointer_ref_access):
2152 (vect_get_memtag_and_dr):
2153 (vect_analyze_data_refs):
2154 (vect_mark_relevant):
2155 (vect_stmt_relevant_p):
2156 (vect_mark_stmts_to_be_vectorized):
2157 (vect_can_advance_ivs_p):
2158 (vect_get_loop_niters):
2159 (vect_analyze_loop_form):
2160 (vect_analyze_loop):
2161 (vectorize_loops): Likewise.
2163 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2164 (vect_update_inits_of_drs):
2165 (vect_do_peeling_for_alignment):
2166 (vect_transform_loop):
2167 (vect_analyze_operations):
2168 (vect_analyze_scalar_cycles):
2169 (vect_analyze_data_ref_dependences):
2170 (vect_analyze_data_refs_alignment):
2171 (vect_analyze_data_ref_accesses):
2172 (vect_analyze_data_refs):
2173 (vect_mark_stmts_to_be_vectorized):
2174 (vect_get_loop_niters):
2175 (vect_analyze_loop_form):
2176 (vect_analyze_loop): Likewise.
2177 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2179 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2183 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2184 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2185 either -ffast-math or -funsafe-math-optimizations is in use.
2187 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2188 * config/mips/irix-csr.c: New file.
2189 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2190 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2191 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2194 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2196 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2197 redundant, incorrect definitions.
2199 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2201 ("*tls_indirect_call"): New, reference hard regs directly.
2202 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2204 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2206 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2207 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2209 2005-02-06 Roger Sayle <roger@eyesopen.com>
2211 PR rtl-optimization/19800
2212 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2213 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2216 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2218 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2220 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2223 * doc/invoke.texi: Correct documentation of -freorder-functions.
2225 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2228 * doc/invoke.texi: Don't mention gccbug.
2230 2005-02-06 Roger Sayle <roger@eyesopen.com>
2231 Andrew Pinski <pinskia@physics.uc.edu>
2232 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2234 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2235 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2236 into just (zero_extract:SI FOO (const_int 1) BAR).
2238 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2240 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2241 macro locally. Don't give last revision date. Use GCC version
2242 number from gcc-common.texi.
2243 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2244 revision date. Use GCC version number from gcc-common.texi.
2245 Describe being a library as current state rather than as 3.x
2247 * doc/gcc.texi: Remove last update date.
2248 * doc/gccint.texi: Likewise. Update copyright dates.
2249 * doc/install.texi: Update copyright dates.
2251 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2254 * doc/invoke.texi: Mention for each option included in -Wall that
2255 it is included in -Wall.
2256 * doc/gcc.texi: Update copyright and last modification date.
2258 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2260 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2261 unnecessary cast to original induction variable increments.
2263 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2265 PR tree-optimization/18219
2266 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2267 in distributed form.
2269 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2271 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2272 Set bitpos and offset later in the function. Do nothing if the
2273 target is a register and if the bitfield lies completely outside
2275 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2276 here. Return an uninitialised register if the source value is stored
2277 in a register and the bitfield lies completely outside that register.
2279 2005-02-06 Steven Bosscher <stevenb@suse.de>
2281 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2284 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2286 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2288 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2290 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2291 * config/darwin8.h: New.
2292 * config/darwin7.h: Update comment.
2294 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2295 Dorit Naishlos <dorit@il.ibm.com>
2297 * tree-vectorizer.h (LOC): New type.
2298 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2299 (loop_line_number): New field in struct _loop_vec_info.
2300 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2302 * tree-vectorizer.c (input.h): Included.
2303 (find_loop_location): New function.
2304 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2305 loop line number removed.
2306 (vect_debug_details): Likewise.
2307 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2309 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2310 call to vect_debug_details/stats changed from loop to loop_loc.
2311 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2312 (slpeel_tree_peel_loop_to_edge): Likewise.
2314 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2315 changed from NULL to UNKNOWN_LOC.
2316 (vect_get_base_and_offset):
2317 (vect_create_addr_base_for_vector_ref):
2318 (get_vectype_for_scalar_type):
2319 (vect_create_data_ref_ptr):
2321 (vect_get_vec_def_for_operand):
2322 (vect_finish_stmt_generation):
2323 (vectorizable_assignment):
2324 (vectorizable_operation):
2325 (vectorizable_store):
2326 (vectorizable_load):
2327 (vect_transform_stmt):
2328 (vect_update_ivs_after_vectorizer):
2329 (vect_do_peeling_for_loop_bound):
2330 (vect_do_peeling_for_alignment):
2331 (vect_transform_loop):
2332 (vect_is_simple_use):
2333 (vect_analyze_operations):
2334 (vect_is_simple_iv_evolution):
2335 (vect_analyze_scalar_cycles):
2336 (vect_analyze_data_ref_dependences):
2337 (vect_compute_data_ref_alignment):
2338 (vect_enhance_data_refs_alignment):
2339 (vect_analyze_data_ref_access):
2340 (vect_analyze_data_ref_accesses):
2341 (vect_analyze_pointer_ref_access):
2342 (vect_get_memtag_and_dr):
2343 (vect_analyze_data_refs):
2344 (vect_mark_relevant):
2345 (vect_stmt_relevant_p):
2346 (vect_mark_stmts_to_be_vectorized):
2347 (vect_can_advance_ivs_p):
2348 (vect_get_loop_niters):
2349 (vect_analyze_loop):
2350 (vectorize_loops): Likewise.
2352 (vectorizable_load): Argument in call to vect_debug_details/stats
2353 changed from loop to LOOP_LOC (loop_vinfo).
2354 (vect_transform_loop):
2355 (vect_analyze_operations):
2356 (vect_analyze_scalar_cycles):
2357 (vect_analyze_data_ref_dependence):
2358 (vect_enhance_data_refs_alignment):
2359 (vect_analyze_data_ref_accesses):
2360 (vect_analyze_pointer_ref_access):
2361 (vect_analyze_data_refs):
2362 (vect_analyze_loop): Likewise.
2364 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2365 changed from loop to loop_loc.
2367 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2369 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2370 Dorit Naishlos <dorit@il.ibm.com>
2372 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2374 (vect_analyze_data_ref_dependences): Likewise.
2376 (vect_is_simple_use): Argument changed from loop structure to
2377 loop_vect_info structure.
2378 (vect_can_advance_ivs_p): Likewise.
2379 (vect_create_index_for_vector_ref): Likewise.
2380 (vect_update_ivs_after_vectorizer): Likewise.
2381 (new_stmt_vec_info): Likewise.
2383 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2384 changed from loop to loop_vinfo.
2385 (vect_create_data_ref_ptr): First argument in call to
2386 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2387 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2388 was changed from loop to loop_vinfo.
2389 (vectorizable_operation): Likewise.
2390 (vectorizable_store): Likewise.
2391 (vect_mark_stmts_to_be_vectorized): Likewise.
2392 (vect_do_peeling_for_loop_bound): First argument in call to
2393 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2394 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2395 was changed from loop to loop_vinfo.
2396 (vect_analyze_data_ref_dependences): Third argument in call to
2397 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2399 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2400 (vect_create_data_ref_ptr): Likewise.
2401 (vect_init_vector): Likewise.
2402 (vect_get_vec_def_for_operand): Likewise.
2403 (vectorizable_assignment): Likewise.
2404 (vectorizable_operation): Likewise.
2405 (vectorizable_store): Likewise.
2406 (vectorizable_load): Likewise.
2407 (vect_update_ivs_after_vectorizer): Likewise.
2408 (vect_is_simple_use): Likewise.
2409 (vect_analyze_data_ref_dependence): Likewise.
2410 (vect_analyze_pointer_ref_access): Likewise.
2411 (vect_can_advance_ivs_p): Likewise.
2413 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2414 before _stmt_vec_info.
2415 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2416 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2417 (new_stmt_vec_info): Argument changed from loop structure to
2418 loop_vect_info structure
2420 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2421 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2422 (vect_create_addr_base_for_vector_ref): Likewise.
2423 (vect_analyze_pointer_ref_access): Likewise.
2425 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2428 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2429 phi flag if the phi is abnormal.
2431 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2434 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2435 information for the new statement.
2437 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2440 * gcc.c (main): Include the target in -v output.
2442 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2444 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2445 Do not drop the extend if we'd have to add a paradoxical subreg
2446 later. Include optabs.h and insn-codes.h.
2447 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2449 2005-02-02 Roger Sayle <roger@eyesopen.com>
2452 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2453 * fold-const.c (const_binop): Avoid constant folding floating
2454 point operations in modes that use composite representations.
2455 * simplify-rtx.c (simplify_binary_operation): Likewise.
2457 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2459 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2461 (altivec_dstt): Likewise.
2462 (altivec_dstst): Likewise.
2463 (altivec_dststt): Likewise.
2464 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2467 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2469 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2470 EXPR_LOCUS from orig_cond to the new cond_stmt.
2471 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2474 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2476 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2477 standard_iv_increment_position. Remove call to bsi_next
2478 (no need to bump the iterator anymore).
2479 (vect_create_index_for_vector_ref): Call
2480 standard_iv_increment_position. Remove second function argument.
2481 (vect_finish_stmt_generation): Remove call to bsi_next
2482 (no need to bump the iterator anymore).
2483 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2484 to vect_create_index_for_vector_ref.
2486 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2488 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2489 phis are used out of the loop.
2491 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2494 * c-decl.c (undef_nested_function): New variable.
2495 (pop_scope): Diagnose undefined nested functions.
2496 (finish_function): Don't attempt cgraph processing or genericizing
2497 if current top-level function contained an undefined nested
2498 function. Reset undef_nested_function at the end of a top-level
2501 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2503 * tree.c (build_int_cst_type): Take sign of the value into account
2504 when deciding whether sign extend the value.
2506 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2509 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2510 (cpp_options, cc1_options): Change %{std*&ansi} to
2511 %{std*&ansi&trigraphs}.
2513 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2515 * cse.c: Update comments.
2517 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2519 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2520 arguments go on the stack. Do not put complex doubles in odd/even
2523 2005-02-02 Steven Bosscher <stevenb@suse.de>
2525 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2526 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2527 -ftree-pre, and -fthread-jumps.
2529 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2531 PR tree-optimization/19578
2532 * tree-flow.h (modified_noreturn_calls): Declare.
2533 (noreturn_call_p): Declare.
2534 * tree-flow-inline.h (noreturn_call_p): New function.
2535 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2536 * tree-cfg.c (modified_noreturn_calls): New variable.
2537 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2538 that contain a mid-block noreturn call.
2539 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2541 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2543 * df.c (df_def_record_1, df_uses_record): Don't use
2545 * df.h (DF_FOR_REGALLOC): Remove.
2547 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2550 * c-typeck.c (really_start_incremental_init): Reset
2551 constructor_max_index for arrays of incomplete type.
2553 2005-02-02 Jeff Law <law@redhat.com>
2555 * gcse.c (struct reg_set): Store the block index where the register
2556 was set rather than the setting insn.
2557 (record_one_set, compute_transp): Corresponding changes.
2558 (pre_insert_copy_insn): Do not call replace_one_set.
2559 (replace_one_set): Remove.
2561 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2564 * doc/gcov.texi: Fix typo.
2566 2005-02-01 Richard Henderson <rth@redhat.com
2569 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2570 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2572 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2573 * config/i386/i386-protos.h: Update.
2575 2005-02-01 Steven Bosscher <stevenb@suse.de>
2577 PR tree-optimization/19217
2578 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2579 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2580 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2581 that it is walking a PHI node.
2583 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2585 * doc/extend.texi (Nested Functions): Update.
2587 2005-02-01 Richard Henderson <rth@redhat.com>
2590 * optabs.c (expand_copysign_absneg): Export.
2591 * optabs.h (expand_copysign_absneg): Declare.
2592 * config/rs6000/rs6000.md (copysigntf3): New.
2594 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2596 PR tree-optimization/19633
2597 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2598 * tree-ssa-alias.c (init_alias_info): Initialize.
2599 (merge_pointed_to_info): Set.
2600 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2601 (dump_points_to_info_for): Show value of pt_null.
2602 (struct count_ptr_d): Declare.
2603 (find_ptr_dereference): Remove.
2604 (ptr_is_dereferenced_by): Remove.
2605 (count_ptr_derefs): New local function.
2606 (count_uses_and_derefs): New local function.
2607 (compute_points_to_and_addr_escape): Call it. If the number
2608 of dereferences is greater than zero, mark the pointer as
2609 dereferenced. If there are fewer dereferences than uses of
2610 the pointer, the pointer's value escapes.
2612 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2614 PR tree-optimization/19670
2615 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2617 (verify_use): ... set it here, instead.
2619 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2621 * doc/sourcebuild.texi (Test directives): Fix formatting.
2623 * doc/sourcebuild.texi (Test directives): Describe selector
2626 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2628 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2629 specific 64-bit CPUs.
2631 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2634 * arm.c (arm_eliminable_register): New function.
2635 (adjacent_mem_locations): Don't allow eliminable registers. Use
2636 HOST_WIDE_INT for address offsets.
2637 * arm-protos.h (arm_eliminable_register): Add prototype.
2639 2005-02-01 Steven Bosscher <stevenb@suse.de>
2641 PR optimization/15242
2642 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2643 * basic-block.h (duplicate_computed_gotos): Add prototype.
2644 * bb-reorder.c (duplicate_computed_gotos): New function to
2645 duplicate sufficiently small blocks ending in a computed jump.
2646 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2647 if not optimizing for size.
2648 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2649 never do tail merging for blocks ending in a computed jump.
2650 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2652 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2654 Patch from Richard Sandiford <rsandifo@redhat.com>
2655 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2656 from inheriting a subreg equivalence with a non-spill register.
2658 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2660 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2662 * config/frv/frv.c (movcc_fp_destination_operand): New.
2663 (gpr_or_memory_operand): Fix typo in comment.
2664 (gpr_or_memory_operand_with_scratch): New.
2665 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2666 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2667 movcc_fp_destination_operand.
2668 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2669 Legitimize memory addresses using a scratch register.
2671 2005-01-31 Jeff Law <law@redhat.com>
2673 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2674 bitmap a sparse bitmap instead of a simple bitmap.
2675 (mark_def_sites_initialize_block): Corresponding changes.
2676 (ssa_mark_def_sites_initialize_block): Likewise.
2677 (ssa_mark_phi_uses): Likewise.
2678 (mark_def_site, ssa_mark_def_sites): Likewise.
2679 (mark_def_site_blocks): Likewise.
2680 (rewrite_ssa_into_ssa): Likewise.
2682 * tree-ssa-dom.c (record_cond): Pass correct variable type
2683 for last argument to htab_find_slot_with_hash.
2685 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2686 effects when optimizing 0 % X. Do not try to optimize X % 0.
2688 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2690 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2693 2005-02-01 Eric Christopher <echristo@redhat.com>
2695 * config/mips/mips.c (override_options): Warn if -mint64
2697 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2700 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2702 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2704 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2705 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2706 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2707 (cached_regno): Initialize to INVALID_REGNUM.
2708 (cse_reg_info_table_size,
2709 cse_reg_info_table_first_uninitialized,
2710 cse_reg_info_timestamp): New.
2711 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2713 (init_cse_reg_info, get_cse_reg_info_1): New.
2714 (get_cse_reg_info): Cache the last look-up.
2715 (new_basic_block): Update the code to clear mappings from
2716 registers to cse_reg_info entries.
2717 (cse_main): Call init_cse_reg_info.
2719 * cse.c (get_cse_reg_info): Update a comment.
2721 2005-01-31 Steven Bosscher <stevenb@suse.de>
2724 * c-decl.c (start_decl): Do not warn about arrays of elements with
2725 an incomplete type here.
2726 (grokdeclarator): Do it here by making a pedwarn an error.
2727 * c-typeck.c (push_init_level): If there were previous errors with
2728 the constructor type, do not warn about braces for initializers.
2729 (process_init_element): Likewise for excess initializer elements.
2731 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2733 * cse.c (delete_trivially_dead_insn): Don't iterate.
2735 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2737 * config/rs6000/rs6000.md (copysignsf3): New expand.
2738 (copysigndf3): Likewise.
2740 2005-01-31 Steven Bosscher <stevenb@suse.de>
2742 * recog.c (constrain_operands): Only look for earlyclobber operand
2743 conflicts if an '&' constraint was seen.
2745 2005-01-31 Marc Espie <espie@openbsd.org>
2747 * config.gcc: Don't include embedded systems fragment, switches default
2748 debugging format to ELF.
2749 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2750 longer pick it up there.
2752 2005-01-31 Dale Johannesen <dalej@apple.com>
2754 * doc/extend.texi (nested functions): Fix linkage description.
2755 Clarify that static is not allowed.
2757 2005-01-31 Dale Johannesen <dalej@apple.com>
2759 * config/rs6000/darwin.md (movsf_low_di): Make work.
2760 (movdf_low_di): Make work.
2762 2005-01-31 Dale Johannesen <dalej@apple.com>
2764 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2765 Make work for 64 bit.
2767 2005-01-31 Roger Sayle <roger@eyesopen.com>
2768 Dale Johannesen <dalej@apple.com>
2771 * fold-const.c (fold_binary_op_with_conditional_arg):
2772 Make types match original operands, before STRIP_NOPS.
2774 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2776 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2777 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2778 (struct gcc_sigcontext): Delete. Merge contents to..
2779 (struct gcc_ucontext): ..here.
2780 (get_sigcontext): Delete.
2781 (get_regs): New function, like get_sigcontext but return regs ptr.
2782 64-bit version finds regs from r1 to support vdso.
2783 (ppc_linux_aux_vector): New function.
2784 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2787 2005-01-31 Ira Rosen <irar@il.ibm.com>
2789 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2791 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2792 redundant fold. Fix misalignment for MINUS_EXPR.
2793 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2794 (vect_analyze_pointer_ref_access): Likewise.
2795 (vect_get_memtag_and_dr): Likewise.
2797 2005-01-31 Richard Henderson <rth@redhat.com>
2799 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2800 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2801 absnegdf2_i387, absnegxf2_i387): Likewise.
2803 2005-01-31 Richard Henderson <rth@redhat.com>
2806 * optabs.c (expand_copysign_absneg): New.
2807 (expand_copysign_bit): Split out from ...
2808 (expand_copysign): ... here. Use expand_copysign_absneg.
2810 2005-01-30 Roger Sayle <roger@eyesopen.com>
2813 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2814 constant as the second operand and a register as the third.
2816 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2819 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2820 that dllimport'd functions do not use all call-clobbered registers
2823 2005-01-30 Richard Henderson <rth@redhat.com>
2826 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2827 expand_abs_nojump and generalize. Use operand_subword and
2828 emit_no_conflict_block. Support large modes.
2829 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2831 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2832 negation to subtraction.
2833 (expand_copysign): Check that the format has signed zeros.
2834 Use operand_subword and emit_no_conflict_block. Support large modes.
2836 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2838 Fix PR tree-optimization/19624
2840 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2841 * tree-ssa-pre.c: Add cfgloop.h.
2843 (pre_stats): New member, constified.
2844 (inserted_exprs): New static variable.
2845 (NECESSARY): New macro.
2846 (create_expression_by_pieces): Fold the expression, and
2847 mark it as defaulting to not necessary. Also put in
2849 (fully_constant_expression): New function.
2850 (insert_into_preds_of_block): Modify to not insert phis when we
2851 are playing with induction variables.
2852 Push phis onto the inserted_exprs vector, and mark them as not
2853 necessary by default.
2854 (insert_aux): Call fully_constant_expression on eprime.
2855 If all edges produce the same value, mark it constant.
2856 (mark_operand_necessary): New function.
2857 (remove_dead_inserted_code): New function.
2858 (init_pre): Init loop optimizer to get loop info.
2859 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2860 (execute_pre): Commit edge inserts, then remove dead code.
2862 2005-01-30 Richard Henderson <rth@redhat.com>
2864 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2865 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2867 2005-01-30 Richard Henderson <rth@redhat.com>
2870 * config/i386/i386.c (ix86_expand_copysign): New.
2871 (ix86_split_copysign_const): New.
2872 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2873 rearrange op1/nmask operands.
2874 * config/i386/i386-protos.h: Update.
2875 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2876 (copysigndf3): Likewise.
2877 (copysignsf3_const, copysigndf3_const): New.
2878 (copysignsf3_var): Rename from copysignsf3, split out splitter
2879 and fix split predicate for X constraint.
2880 (copysigndf3_var): Similarly.
2882 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2884 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2885 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2886 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2888 2005-01-29 Richard Henderson <rth@redhat.com>
2891 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2892 of # and * in constraints.
2894 2005-01-29 Richard Henderson <rth@redhat.com>
2897 * expr.c (store_field): Don't strip sub-mode cast when the input
2898 data is even smaller.
2900 2005-01-29 Richard Henderson <rth@redhat.com>
2903 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2906 2005-01-29 Richard Henderson <rth@redhat.com>
2908 * combine.c (make_field_assignment): Fix argument order
2911 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2913 PR tree-optimization/15791
2914 * fold-const.c (extract_array_ref): New function.
2915 (fold): Fold comparisons between &a[i] and &a[j] or
2916 semantically equivalent trees.
2918 2005-01-29 Jeff Law <law@redhat.com>
2920 * gcse.c (insert_expr_in_table): Revamp handling of available
2921 and anticipatable occurrence lists to avoid unnecessary list
2923 (insert_set_in_table): Similarly.
2925 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2927 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2929 (c_build_qualified_type): Build qualified array types with
2930 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2931 * c-decl.c (c_make_fname_decl): Build unqualified array type
2932 before qualified type.
2933 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2934 type is qualified, not just if type itself is. Don't apply
2935 qualifiers to array type when declarator is processed. Apply
2936 qualifiers to field type whether or not it is an array type.
2937 Don't handle array types specially for applying qualifiers to
2939 * c-typeck.c (composite_type): Build unqualified element type and
2940 array type when forming composite of array types.
2941 (common_pointer_type, comptypes, comp_target_types,
2942 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2943 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2945 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2946 (args2) in variables a1 and a2.
2948 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2950 * cse.c (n_elements_made, max_elements_made): Remove.
2951 (insert): Don't touch n_elements_made.
2952 (cse_main): Don't touch n_elements_made or max_elements_made.
2954 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2957 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2958 configuration part of dp-bit.c to be lost.
2960 2005-01-28 Roger Sayle <roger@eyesopen.com>
2962 * expmed.c (expand_mult_highpart_optab): When attempting to use
2963 a non-widening multiplication in a wider mode, the operands need
2964 to be converted (zero or sign extended) to that mode.
2966 2005-01-28 Ian Lance Taylor <ian@airs.com>
2970 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2971 through if both operands fall through.
2973 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2975 * cse.c (fold_rtx) <PC>: Don't optimize.
2977 2005-01-28 Jeff Law <law@redhat.com>
2979 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2980 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2982 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2984 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2985 cse_reg_info_used_list_end): Remove.
2986 (cse_reg_info_list, cse_reg_info_list_free): New.
2987 (get_cse_reg_info): When allocating an instance of
2988 cse_reg_info, add it to the beginning of the cse_reg_info_list
2989 list. Remove code to maintain cse_reg_info_used_list.
2990 (new_basic_block): Reset the free list to the beginning of
2993 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2995 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2996 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2997 (frv_expand_mdpackh_builtin): New function.
2998 (frv_expand_builtin): Use it to expand __MDPACKH.
2999 * doc/extend.texi (__MDPACKH): Update documentation.
3001 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3003 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3004 SSE_FLOAT_MODE_P for use_sse computation.
3006 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3009 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3011 2005-01-27 Richard Henderson <rth@redhat.com>
3013 * builtins.c (expand_builtin_copysign): New.
3014 (expand_builtin): Call it.
3015 * genopinit.c (optabs): Add copysign_optab.
3016 * optabs.c (init_optabs): Initialize it.
3017 (expand_copysign): New.
3018 * optabs.h (OTI_copysign, copysign_optab): New.
3019 (expand_copysign): Declare.
3021 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3022 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3024 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3025 (ix86_expand_fp_absneg_operator): ... here.
3026 (ix86_split_copysign): New.
3027 * config/i386/i386-protos.h: Update.
3028 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3029 (copysignsf3, copysigndf3): New.
3031 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3032 (copysignsf3, ncopysignsf3): New.
3033 (copysigndf3, ncopysigndf3): New.
3034 (copysignxf3, ncopysignxf3): New.
3035 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3037 2005-01-27 Arend Bayer <arend.bayer@web.de>
3038 Kazu Hirata <kazu@cs.umass.edu>
3040 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3041 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3042 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3045 2005-01-27 Jeff Law <law@redhat.com>
3047 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3048 definitions of SSA_NAMEs which are not being rewritten.
3049 (rewrite_ssa_into_ssa): Only initialize the current definition
3050 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3051 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3052 SSA_NAMEs before returning.
3054 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3056 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3057 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3058 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3059 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3060 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3062 2005-01-27 Steven Bosscher <stevenb@suse.de>
3065 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3066 higher to -O2 and higher. Likewise for tree PRE.
3067 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3070 2005-01-27 Ian Lance Taylor <ian@airs.com>
3073 * gimple-low.c (try_catch_may_fallthru): New static function.
3074 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3075 * tree-inline.c (expand_call_inline): Don't warn about reaching
3076 the end of a non-void function being inlined if the function uses
3079 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3081 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3084 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3085 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3086 (implicitly_declare): Handle error_mark_node.
3088 2005-01-27 Richard Henderson <rth@redhat.com>
3091 * tree.h (struct tree_decl): Add debug_expr_is_from.
3092 (DECL_DEBUG_EXPR_IS_FROM): New.
3093 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3094 * dwarf2out.c (dwarf2out_var_location): Update to match.
3095 * tree-outof-ssa.c (create_temp): Likewise.
3096 * var-tracking.c (track_expr_p): Likewise.
3097 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3098 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3099 * toplev.c (default_tree_printer): Likewise.
3101 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3103 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3104 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3106 2005-01-27 Steven Bosscher <stevenb@suse.de>
3108 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3109 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3110 ASM_CLOBBERS): Add tree checks.
3112 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3113 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3114 * c-common.def (SWITCH_STMT): Update to match.
3115 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3116 macros instead of SWITCH_EXPR ones.
3117 * c-dump.c (c_dump_tree): Likewise.
3118 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3119 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3121 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3123 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3125 * unwind-dw2.c (execute_stack_op): Add missing cases for
3126 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3128 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3130 * config.gcc (Obsolete configurations): Remove 'dummy', add
3131 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3134 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3136 PR tree-optimization/19633
3137 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3139 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3140 are no call-clobbered variables.
3141 * tree-outof-ssa.c (check_replaceable): Return false for calls
3144 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3146 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3147 even for variables with NULL DECL_INITIAL.
3149 2005-01-26 Stuart Hastings <stuart@apple.com>
3151 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3153 2005-01-26 Richard Henderson <rth@redhat.com>
3156 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3158 * expr.c (store_field): Strip conversions to odd-bit-sized types
3159 if the destination field width matches.
3161 2005-01-26 Richard Henderson <rth@redhat.com>
3163 * c-decl.c, expmed.c, expr.c: Revert last change.
3165 2005-01-26 Richard Henderson <rth@redhat.com>
3168 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3170 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3171 if we don't need the bits above those present in the current mode.
3172 * expr.c (store_field): Strip conversions to odd-bit-sized types
3173 if the destination field width matches.
3175 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3177 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3178 either -ffast-math or -funsafe-math-optimizations is in use.
3180 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3184 * config/avr/avr.c (notice_update_cc): Only set condition code for
3185 ashrqi3 if shift count > 0.
3186 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3187 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3188 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3189 count <= 0 as a no-op, and shift count >= width by copying zero
3190 or sign bit to all bits of the result.
3191 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3192 count, with attribute "length" set to 0 and "cc" set to "none".
3194 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3196 * doc/invoke.texi: Document -mTLS.
3198 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3199 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3200 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3201 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3202 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3203 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3204 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3205 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3207 * configure.ac: Check for a TLS capable gas.
3209 * configure: Regenerate.
3211 2005-01-26 Richard Henderson <rth@redhat.com>
3214 * combine.c (make_field_assignment): Simplify store to zero_extract
3215 from a source with an overlapping mask.
3217 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3219 2004-11-11 Eric Christopher <echristo@redhat.com>
3221 * config/frv/frv.md: Add fr400_integer automaton. Don't
3222 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3225 2005-01-26 Steven Bosscher <stevenb@suse.de>
3228 * cfgbuild.c (make_edges): Do not clear or set
3229 current_function_has_computed_jump.
3230 * function.h (struct function): Remove the has_computed_jump field.
3231 (current_function_has_computed_jump): Do not define.
3232 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3233 in a computed jump. Ignore current_function_has_computed_jump.
3235 2005-01-26 Richard Henderson <rth@redhat.com>
3238 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3239 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3241 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3242 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3243 objects into static storage if they have more than one non-zero value.
3244 * tree.h (categorize_ctor_elements): Update decl.
3246 2005-01-26 Steven Bosscher <stevenb@suse.de>
3249 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3250 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3251 to this function from 2004-07-10.
3252 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3253 the current function for tail call optimizations if the address
3254 of one of it its arguments is taken.
3256 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3258 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3260 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3262 * function.c (expand_function_end): If current_function_calls_alloca,
3263 emit stack restore in a place that is reached when the function falls
3266 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3268 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3269 rule to avoid matching inappropriate suffix rule.
3271 2005-01-26 Jan Hubicka <jh@suse.cz>
3273 PR tree-optimization/19241
3274 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3276 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3278 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3279 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3281 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3282 <sim*>: Always use crt1.o, regardless of N in simN.
3283 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3284 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3285 (CRT_CALL_STATIC_FUNCTION): Remove.
3286 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3287 use crt1.o, regardless of N in simN.
3288 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3289 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3290 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3291 case isystem setting.
3292 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3294 2005-01-25 Ian Lance Taylor <ian@airs.com>
3296 * gimple-low.c (block_may_fallthru): Correct handling of
3297 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3299 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3301 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3302 handlers to match indentation; nested under the mtune=* handler.
3303 Similar for mcpu= and march=.
3305 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3307 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3308 * config/mips/linux64.h (LIB_SPEC): Likewise.
3309 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3310 * config/sh/linux.h (LIB_SPEC): Likewise.
3312 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3314 * config/frv/frv.c (frv_legitimize_tls_address): New.
3315 (TARGET_HAVE_TLS): Define.
3316 (FRV_SYMBOL_REF_TLS_P): Define.
3317 (frv_override_options): Handle new register classes.
3318 (frv_legitimate_address_p): Reject tls addresses.
3319 (frv_legitimize_address): Handle TLS addresses.
3320 (gen_inlined_tls_plt): New.
3322 (frv_legitimize_tls_address): New.
3323 (unspec_got_name): Add TLS entries.
3324 (got12_operand): Add R_FRV_TLSMOFF12 case.
3325 (frv_emit_move): Fixup TLS addresses.
3326 (frv_emit_movsi): Legitimize TLS addresses.
3328 * config/frv/frv.h (MASK_BIG_TLS): New.
3329 (TARGET_BIG_TLS): New.
3330 (HAVE_AS_TLS): Define.
3331 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3332 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3333 (REG_CLASS_NAMES): Same.
3334 (REG_CLASS_CONTENTS): Same.
3335 (CONSTRAINT_LEN): New.
3336 (REG_CLASS_FROM_CONSTRAINT): New.
3337 (PREDICATE_CODES): Add symbolic_operand.
3339 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3340 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3341 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3342 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3343 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3344 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3345 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3346 GR9_REG, GR14_REG, LRREG.
3347 (type): Add load_or_call attribute.
3348 ("load_or_call"): New reservation.
3349 ("call_gettlsoff"): New.
3350 ("tls_indirect_call"): New.
3351 ("tls_load_gottlsoff12"): New.
3352 ("tlsoff_hilo"): New.
3353 ("tls_tlsdesc_ldd"): New.
3354 ("tls_tlsoff_ld"): New.
3357 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3359 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3361 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3362 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3363 * config/frv/frv.c (TLS_BIAS): Define.
3364 (frv_output_dwarf_dtprel): New.
3366 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3368 PR rtl-optimization/19579
3369 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3370 both A and B, see if they don't clobber registers the other expr uses.
3372 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3374 * real.c (do_add): Initialize signalling and canonical members.
3376 * real.c (real_from_integer): Zero out destination.
3378 2005-01-18 Jan Hubicka <jh@suse.cz>
3380 PR tree-optimize/19337
3381 * tree-inline.c (initialize_inlined_parameters): Copy
3382 saved_static_chain_decl only.
3384 2005-01-25 Richard Henderson <rth@redhat.com>
3388 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3389 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3390 80387 enabled, to return a proper subclass. Return the subset that
3391 overlaps with GENERAL_REGS for PLUS.
3392 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3394 2005-01-25 Richard Henderson <rth@redhat.com>
3397 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3399 2005-01-25 Roger Sayle <roger@eyesopen.com>
3401 * expmed.c (choose_multiplier): Change interface to return the
3402 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3403 (expand_divmod): Update calls to choose_multiplier.
3405 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3408 * expmed.c (extract_bit_field): Use adjust_address instead of
3409 gen_lowpart when op0 is a MEM.
3411 2005-01-24 Steven Bosscher <stevenb@suse.de>
3413 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3415 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3417 * config/mips/irix-csr.c: New file.
3418 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3419 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3420 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3423 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3426 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3427 sparc/elf.h, add sparc/sp-elf.h.
3428 (sparc-*-rtems*): Likewise.
3429 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3430 tm-dwarf2.h, add sparc/sp-elf.h.
3431 (sparc86x-*-elf): Likewise.
3432 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3433 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3434 TARGET_OS_CPP_BUILTINS.
3435 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3436 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3438 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3439 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3440 (SWITCH_TAKES_ARG): Likewise.
3441 (LOCAL_LABEL_PREFIX): Likewise.
3442 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3443 (TARGET_N_FORMAT_TYPES): Delete.
3444 (TARGET_FORMAT_TYPES): Likewise.
3445 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3446 * config/sparc/elf.h: Delete.
3447 * config/sparc/sp-elf.h: New file.
3449 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3451 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3452 * tree-flow.h: Remove the corresponding prototype.
3453 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3454 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3456 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3459 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3460 for AIX ABI or ELF -fPIC.
3461 (rs6000_emit_load_toc_table): Don't create toc_section here.
3462 (rs6000_xcoff_file_start): Nor here.
3464 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3466 * sh.c (ra.h): Don't #include.
3467 (hard_regs_intersect_p): New function, resurrected from ra.c.
3469 * sh.c: Fix 1996 Copyright.
3471 2005-01-24 Richard Henderson <rth@redhat.com>
3472 Aldy Hernandez <aldyh@redhat.com>
3474 * regrename.c (note_sets): Handle subregs.
3476 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3479 * genconditions.c (write_header, write_conditions): Elide file if
3482 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3484 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3485 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3488 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3490 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3491 expand_builtin_printf, expand_builtin_fprintf,
3492 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3493 checking against POINTER_TYPE.
3494 (validate_arglist): Handle POINTER_TYPE code by checking
3497 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3499 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3501 (for_each_rtx): Call for_each_rtx_1.
3502 * rtl.h (init_rtlanal): Declare.
3503 * toplev.c (backend_init): Call init_rtlanal.
3505 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3507 * flow.c (propagate_one_insn): Formatting.
3510 * flow.c (libcall_dead_p): Be more conservative if unsure.
3511 If there are any instructions between insn and call, see if they are
3512 all dead before saying the libcall is dead.
3514 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3516 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3517 operand constraint for operand 0.
3519 2005-01-23 Richard Henderson <rth@redhat.com>
3522 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3523 edges leading to join block.
3525 2005-01-23 Roger Sayle <roger@eyesopen.com>
3527 * expmed.c (expand_mult_highpart): Make static. Change type of
3528 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3529 (expand_divmod): Updates calls to expand_mult_highpart by using
3530 gen_int_mode to pass a CONST_INT rtx.
3531 * rtl.h (expand_mult_highpart): Remove prototype.
3533 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3535 * flow.c (regset_bytes, regset_size): Remove.
3537 * cfganal.c: Fix a reference to Harvey's paper.
3539 2005-01-23 Steven Bosscher <stevenb@suse.de>
3541 PR rtl-optimization/19464
3542 * tree-optimize.c (init_tree_optimization_passes): Add one more
3543 copyrename pass just before out-of-ssa.
3545 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3548 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3549 * ggc-none.c (ggc_free): Define.
3551 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3553 * cse.c (max_reg, max_insn_uid): Remove.
3554 (cse_main): Don't access max_reg or max_insn_uid.
3556 * c-common.c (explicit_flag_signed_bitfields,
3557 lang_statement_code_p, lang_expand_function_end): Remove.
3558 * c-common.h: Remove the corresponding declarations.
3559 * c-opts.c (c_common_handle_option): Remove all write access
3560 to explicit_flag_signed_bitfields.
3562 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3563 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3564 * cgraph.h: Remove the corresponding declaration.
3566 * gcse.c (null_pointer_info): Remove.
3568 2005-01-23 Roger Sayle <roger@eyesopen.com>
3569 Eric Botcazou <ebotcazou@libertysurf.fr>
3571 * combine.c (simplify_logical): Only simplify logical expressions
3572 of the form ior(and(x,y),z) by the inverse distributive law if the
3573 result is cheaper than the original.
3575 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3577 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3578 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3579 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3580 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3581 config/freebsd-spec.h, config/arm/arm.h,
3582 config/h8300/h8300.md, config/i386/i386.md,
3583 config/i386/predicates.md, config/i386/sse.md,
3584 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3585 config/vax/vax.md: Fix comment typos. Follow spelling
3588 2005-01-23 Steven Bosscher <stevenb@suse.de>
3590 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3591 tests, instead of `less than'.
3593 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3595 * function.c (assign_parm_setup_block): When creating a new stack slot
3596 for a parameter, get its alignment from the parameter's DECL_ALIGN
3597 rather than the type's TYPE_ALIGN. Make sure that the parameter
3598 is at least word aligned.
3600 2005-01-22 Roger Sayle <roger@eyesopen.com>
3603 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3605 2005-01-22 Richard Henderson <rth@redhat.com>
3608 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3609 in both compare operands.
3610 (movdfcc_1_sse_max): Likewise.
3611 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3612 (movdfcc_1_sse): Likewise.
3613 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3614 scratch register as needed.
3616 2005-01-22 Richard Henderson <rth@redhat.com>
3618 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3620 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3622 2005-01-22 Richard Henderson <rth@redhat.com>
3624 * genopinit.c (optabs): Use smin/smax for floating point too.
3625 * doc/md.texi: Update to match. Clarify that floating point
3626 results are undefined for +0/-0 and NaN.
3627 * doc/rtl.texi: Likewise.
3628 * rtl.def (SMIN, SMAX): Likewise
3629 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3631 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3632 leading 's' to the name.
3633 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3634 smaxxf3, sminxf3): Likewise.
3635 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3638 2005-01-22 Paul Brook <paul@codesourcery.com>
3640 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3642 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3644 * config/s390/s390.c (struct processor_costs): New fields
3645 dlgr, dlr, dr, dsgfr, dsgr.
3646 (z900_cost, z990_cost): Values for new fields.
3647 (s390_rtx_costs): New cases MEM und COMPARE in switch
3648 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3649 DIV, MOD, UDIV, UMOD.
3651 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3653 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3654 into the register being decremented.
3655 ("doloop_si31", "doloop_di"): Likewise.
3656 ("*doloop_si_long"): Adapt pattern.
3658 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3660 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3662 (CLASS_MAX_NREGS): Likewise.
3664 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3666 * doc/tree-ssa.texi (Statement Operands): Add example for new
3667 must-def macro. Note deprecation of old operands interface.
3669 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3671 PR tree-optimization/19484
3672 * tree-cfg.c (remove_fallthru_edge): New function.
3673 (cleanup_control_flow): Remove fallthru edges from calls that are
3674 now known not to return.
3676 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3678 Fix PR tree-optimization/19038
3679 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3680 copies with loop variant ones.
3682 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3684 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3685 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3686 config/alpha/alpha.md, config/alpha/predicates.md,
3687 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3688 config/sparc/sol2.h: Update copyright.
3690 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3691 first label to see if it is a nonlocal label.
3693 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3694 Andrew Pinski <pinskia@physics.uc.edu>
3697 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3698 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3700 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3702 * config/rs6000/rtems.h: Update copyright.
3704 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3707 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3708 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3709 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3711 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3714 * c-typeck.c (convert_arguments): Check for error_mark_node.
3716 2005-01-21 Ian Lance Taylor <ian@airs.com>
3718 PR tree-optimization/13000
3719 * tree-inline.c: Include "tree-flow.h".
3720 (expand_call_inline): If warn_return_type, warn if non-void inline
3721 function falls through.
3722 * tree-cfg.c (execute_warn_function_return): Don't warn about
3723 control reaching end if TREE_NO_WARNING is set. Set
3725 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3727 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3728 branch if we don't need one.
3729 * c-typeck.c: Include "tree-flow.h"
3730 (c_finish_bc_stmt): Don't add a goto if the current statement
3731 list doesn't fall through to the current point.
3733 2005-01-21 Roger Sayle <roger@eyesopen.com>
3735 PR rtl-optimization/576
3736 * real.c (real_arithmetic): Change return type from void to bool
3737 to return an indication that the result may be inexact.
3738 * real.h (real_arithmeric): Update prototype.
3739 * fold-const.c (const_binop): Don't constant fold floating
3740 point expressions when the user specifies -frounding-math and
3741 the result may depend upon the run-time rounding mode.
3742 (fold_convert_const_real_from_real): Clean-up.
3743 (fold_initializer): Ignore flag_rounding_math for initializers.
3744 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3745 constant fold FP operations with flag_rounding_math if the
3746 result may depend upon the run-time rounding mode.
3748 2005-01-21 Tom Tromey <tromey@redhat.com>
3750 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3752 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3754 * tree-cfg.c: Fix comment typos.
3756 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3758 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3759 around the call to rest_of_handle_branch_target_load_optimize.
3761 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3763 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3764 (sparc64-*-openbsd*): Likewise.
3765 (sparclite-*-elf*): Include tm-dwarf2.h.
3766 (sparc86x-*-elf*): Likewise.
3767 (sparc64-*-elf*): Likewise.
3768 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3769 (DBX_DEBUGGING_INFO): Likewise.
3770 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3771 (PREFERRED_DEBUGGING_TYPE): Likewise.
3772 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3773 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3774 (PREFERRED_DEBUGGING_TYPE): Likewise.
3775 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3776 (PREFERRED_DEBUGGING_TYPE): Likewise.
3777 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3779 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3782 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3784 2005-01-20 Paul Brook <paul@codesourcery.com>
3786 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3788 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3790 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3791 label is first in a sequence of labels.
3793 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3795 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3796 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3798 * doc/sourcebuild.texi (Test Directives): New.
3800 2005-01-20 Roger Sayle <roger@eyesopen.com>
3802 * real.c (real_floor): Don't leave the result uninitialized when
3803 mode is VOIDMode, but return the unrounded intermediate value.
3804 (real_ceil): Likewise.
3806 2005-01-20 Paul Brook <paul@codesourcery.com>
3808 * config/arm/arm.md (insv): Use gen_int_mode.
3810 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3812 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3813 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3814 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3815 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3816 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3818 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3821 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3822 fbreg, so we have to assume we can't.
3823 (loc_descriptor_from_tree_1): Ditto.
3824 (containing_function_has_frame_base): New function.
3825 (add_location_or_const_value_attribute): Use it.
3826 Also try to generate a frame_base from a single element location
3829 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3831 PR tree-optimization/15349
3832 * timevar.def (TV_TREE_MERGE_PHI): New.
3833 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3835 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3836 calls to tree_forwarder_block_p.
3837 (remove_forwarder_block_with_phi, merge_phi_nodes,
3838 gate_merge_phi, pass_merge_phi): New.
3839 * tree-optimize.c (init_tree_optimization_passes): Add
3841 * tree-pass.h: Add an extern for pass_merge_phi;
3843 2005-01-20 Richard Henderson <rth@redhat.com>
3846 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3847 (_mm_castps_pd, _mm_castps_si128): New.
3848 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3850 2005-01-20 Richard Henderson <rth@redhat.com>
3853 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3854 __builtin_ia32_vec_init_v2si.
3855 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3856 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3857 (ix86_init_mmx_sse_builtins): Create it.
3858 (ix86_expand_builtin): Expand it.
3859 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3860 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3861 (vec_extractv2si_0, vec_extractv2si_1): New.
3863 2005-01-20 Richard Henderson <rth@redhat.com>
3866 * config/i386/i386.c (ix86_expand_push): New.
3867 * config/i386/mmx.md (push<MMXMODE>1): New.
3868 * config/i386/sse.md (push<SSEMODE>1): New.
3869 * config/i386/i386-protos.h: Update.
3871 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3873 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3876 2005-01-20 Richard Henderson <rth@redhat.com>
3878 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3879 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3881 2005-01-19 Richard Henderson <rth@redhat.com>
3884 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3885 to V4SFmode in SSE1 fallback load path.
3887 2005-01-19 Richard Henderson <rth@redhat.com>
3889 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3890 in QImode expansion to ix86_expand_vector_set.
3891 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3893 2005-01-19 Richard Henderson <rth@redhat.com>
3896 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3897 subclass of the input class.
3898 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3899 Always true for cross-SSE1 classes. Rationalize conditionals.
3900 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3901 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3902 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3903 (movdi_2): Add MMX/SSE zeros.
3904 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3905 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3906 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3907 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3908 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3909 (zero_extendsidi2_rex64_1): Remove.
3910 (MOV0 peephole): Check GENERAL_REG_P.
3912 2005-01-19 Richard Henderson <rth@redhat.com>
3915 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3917 (ix86_expand_vector_extract): Likewise.
3919 2005-01-19 Richard Henderson <rth@redhat.com>
3922 * expr.c (emit_move_change_mode): New argument force; use
3923 simplify_gen_subreg if true.
3924 (emit_move_via_alt_mode): Merge into ...
3925 (emit_move_via_integer): ... here.
3926 (emit_move_ccmode): Use emit_move_change_mode directly.
3928 2005-01-19 Richard Henderson <rth@redhat.com>
3931 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3932 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3933 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3935 (alpha_emit_set_const): Likewise. Make static.
3936 (alpha_emit_set_long_const): Make static.
3937 (alpha_extract_integer): Split out from alpha_expand_mov.
3938 (alpha_split_const_mov): Likewise.
3939 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3940 (alpha_legitimate_constant_p): New.
3941 * config/alpha/alpha-protos.h: Update.
3942 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3943 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3944 * config/alpha/alpha.md (movsi): Add n alternative.
3945 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3946 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3947 (splitters for all of the above): Use alpha_split_const_mov.
3948 * config/alpha/predicates.md (non_add_const_operand): New.
3949 (non_zero_const_operand): New.
3950 (input_operand): Use alpha_legitimate_constant_p after reload.
3952 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3954 PR tree-optimization/19038
3955 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3956 (add_candidate): Add ivs with increment in latch only if
3957 allow_ip_end_pos_p is true.
3958 (determine_iv_cost): Use empty_block_p.
3960 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3962 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3963 (compute_dominance_frontiers): Ditto.
3965 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3968 * config/sh/t-rtems: New.
3969 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3971 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3973 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3974 the offset of the selected field.
3976 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3978 * tree-cfg.c (remove_forwarder_block): Fix the check to
3979 prevent a nonlocal label from appearing in the middle of a
3982 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3984 PR rtl-optimization/19462
3985 * reorg.c (find_end_label): Create return insn only if
3986 current_function_epilogue_delay_list is empty.
3988 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3990 * doc/passes.texi: Remove paragraph mentioning new-ra.
3992 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3994 PR rtl-optimization/15139
3995 * combine.c: Include params.h.
3996 (count_rtxs): New function.
3997 (record_value_for_reg): If replace_rtx would replace at least
3998 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3999 (clobber (const_int 0)) instead of TEM.
4000 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4001 * params.h (MAX_LAST_VALUE_RTL): New.
4002 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4003 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4006 * c-typeck.c (digest_init): Only call build_vector if all constructor
4007 elements are *_CST nodes.
4008 * gimplify.c (gimplify_init_constructor): Likewise.
4011 * c-typeck.c (digest_init): Only call build_vector if inside_init
4014 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4016 * toplev.c (init_asm_output): Remove dead #ifdef.
4018 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4020 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4022 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4024 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4025 accessing DECL_FUNCTION_CODE.
4026 * dojump.c (do_jump): Likewise.
4027 * gimplify.c (gimplify_call_expr): Likewise.
4028 * predict.c (expr_expected_value): Likewise.
4029 (strip_builtin_expect): Likewise.
4030 * tree-inline.c (estimate_num_insns_1): Likewise.
4031 * tree-ssa-loop-im.c (stmt_cost): Likewise
4032 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4033 (tree_expr_nonnegative_p): Likewise.
4035 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4037 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4038 variant of the load_pcrel_sym pattern.
4039 * config/sparc/sparc.md (P macro): Move to the top.
4040 (load_pcrel_sym): Macroize using P.
4041 (save_register_window): Likewise.
4043 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4045 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4048 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4051 * c-typeck.c (build_asm_expr): Strip nops off
4052 input memory operands.
4054 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4056 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4057 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4058 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4059 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4061 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4064 * config/i386/i386.c (override_options): If the 80387 is disabled,
4065 then do not return FP values using FP registers.
4067 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4069 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4070 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4071 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4072 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4073 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4074 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4075 output.h, postreload-gcse.c, postreload.c, recog.c,
4076 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4077 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4078 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4079 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4080 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4081 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4082 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4083 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4085 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4086 config/alpha/alpha.c, config/arm/vfp.md,
4087 config/i386/emmintrin.h, config/i386/i386-modes.def,
4088 config/i386/i386-protos.h, config/i386/i386.h,
4089 config/i386/pmmintrin.h, config/i386/ppro.md,
4090 config/i386/predicates.md, config/i386/xmmintrin.h,
4091 config/i860/i860.c, config/ia64/ia64-modes.def,
4092 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4093 config/ia64/ia64.md, config/ia64/itanium1.md,
4094 config/ia64/itanium2.md, config/ia64/predicates.md,
4095 config/iq2000/iq2000.h, config/mips/linux64.h,
4096 config/rs6000/aix41.h, config/rs6000/aix43.h,
4097 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4098 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4099 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4100 config/sparc/linux64.h, config/sparc/litecoff.h,
4101 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4102 config/sparc/sparc.h, config/sparc/sparc.md,
4103 config/sparc/sysv4-only.h: Update copyright.
4105 2005-01-18 Richard Henderson <rth@redhat.com>
4108 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4110 2005-01-18 Marc Espie <espie@openbsd.org>
4111 * config/i386/openbsdelf.h: Typo.
4113 2005-01-18 Richard Henderson <rth@redhat.com>
4115 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4116 special case for sse.
4117 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4119 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4121 * tree-inline.c (estimate_num_insns_1): Added cases for
4122 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4124 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4126 PR rtl-optimization/19296
4127 * combine.c (simplify_comparison): Rewrite the condition under
4128 which a non-paradoxical SUBREG of a PLUS can be lifted when
4129 compared against a constant.
4131 2005-01-18 Andi Kleen <ak@muc.de>
4133 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4134 * c.opt (-Wpointer-sign): Add.
4135 * doc/invoke.texi: (-Wpointer-sign): Add.
4137 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4139 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4140 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4141 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4142 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4143 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4144 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4145 for TARGET_MIX_SSE_I387.
4146 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4147 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4148 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4149 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4150 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4151 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4152 TARGET_MIX_SSE_I387.
4153 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4156 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4159 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4160 Add movaps alternative for xmm reg->reg move.
4162 2005-01-17 Jeff Law <law@redhat.com>
4164 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4165 at the end of the main DOM loop rather than just before DOM exits.
4167 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4169 PR tree-optimization/19121
4170 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4171 adding aliases to a name tag, also add them to the pointer's
4173 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4174 sensitive alias info at all. Only check that the two pointers
4175 have compatible pointed-to sets.
4176 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4177 a pointer's type tag is a superset of the alias set of the
4180 2005-01-17 James E Wilson <wilson@specifixinc.com>
4183 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4184 comment to document why.
4186 2005-01-17 Richard Henderson <rth@redhat.com>
4188 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4189 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4190 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4191 sse2_vmsminv2df3_finite): New.
4192 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4193 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4194 Force op1 into register.
4196 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4198 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4199 bubblestrap from always rebuilding build directory.
4201 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4203 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4204 ("*cmpmem_short"): Likewise.
4206 2005-01-17 Steven Bosscher <stevenb@suse.de>
4208 * basic-block.h: Document BB_* flags.
4209 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4210 use an sbitmap instead.
4211 * sched-rgn.c (compute_trg_info): Likewise.
4213 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4215 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4216 redundant target_cpu_default and extra_parts lines. Use the default
4218 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4219 (SUBTARGET_EXTRA_SPECS): Delete.
4220 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4221 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4222 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4223 and "n32" for -mabi=n32.
4225 2005-01-17 Ian Lance Taylor <ian@airs.com>
4228 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4229 fold constant variables into initial values.
4231 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4233 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4235 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4236 through the statements backward.
4238 2005-01-17 Ian Lance Taylor <ian@airs.com>
4240 PR middle-end/13127:
4241 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4242 a variable set to the return value of the inlined function.
4244 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4246 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4247 when modes are tieable.
4249 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4251 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4252 of pthread_create to find out if threads are enabled.
4253 * gthr-posix95.h (__gthread_active_p): Likewise.
4255 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4257 * common.opt (-fnew-ra): Remove.
4259 * toplev.h (flag_new_regalloc): Remove.
4260 * Makefile.in (ra*.*): Don't mention.
4261 * passes.c (rest_of_handle_new_regalloc): Remove.
4262 (rest_of_handle_combine, rest_of_compilation): Always consider
4263 flag_new_regalloc as false.
4264 * doc/invoke.texi: Don't document -fnew-ra.
4266 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4268 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4269 last parameter to reg_scan.
4270 * loop.c (loop_optimize): Likewise.
4271 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4272 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4273 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4274 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4275 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4276 * regclass.c (reg_scan): Likewise, for the declaration.
4277 * rtl.h (reg_scan): Likewise, for the prototype.
4279 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4281 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4282 mark_dfs_back_edges.
4284 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4286 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4287 (compute_avail): Uses don't go in tmp_gen.
4289 2005-01-16 Steven Bosscher <stevenb@suse.de>
4291 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4292 loop to look for a free slot in a page entry.
4294 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4297 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4298 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4299 just before targetm.asm_out.file_end.
4300 * tree.h (process_pending_assemble_output_defs): Declare.
4301 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4303 (assemble_alias): Defer generation of assembly code for defines when
4304 TARGET_DEFERRED_OUTPUT_DEFS is true.
4305 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4306 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4307 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4309 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4312 * pa.c (pa_scalar_mode_supported_p): New function.
4313 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4314 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4316 * pa-protos.h (prefetch_operand): Delete.
4317 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4318 * pa.c (prefetch_operand): Delete.
4319 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4320 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4321 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4322 and prefetch_nocc_operand.
4323 * pa.md (prefetch): Rework to avoid reload problems handling short
4324 displacements when a cache control completer needs to be provided.
4325 (prefetch_32, prefetch_64): Delete.
4326 (prefetch_cc, prefetch_nocc): New patterns.
4328 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4330 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4332 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4335 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4336 exceeds maximum alignment for global common data.
4337 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4338 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4340 2004-01-15 Roger Sayle <roger@eyesopen.com>
4342 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4344 2004-01-15 Roger Sayle <roger@eyesopen.com>
4346 * harg-reg-set.h (reg_class_names): Prototype global array.
4347 * regclass.c (reg_class_names): Declare here and initialize to
4349 (dump_regclass): Remove local declaration of reg_class_names.
4350 (regclass): Likewise.
4351 * cfg.c (dump_flow_info): Likewise.
4352 * ra-debug.c (reg_class_names): Likewise.
4353 * regrename.c (reg_class_names): Likewise.
4354 * reload.c (reg_class_names): Likewise.
4355 * reload1.c (spill_failure): Likewise.
4356 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4358 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4360 * config/s390/s390.md ("reload_outti"): Remove predicate for
4361 output operand. Abort if operand is not a MEM.
4362 ("reload_outdi", "reload_outdf"): Likewise.
4364 2005-01-15 Marc Espie <espie@openbsd.org>
4366 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4367 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4368 * config/openbsd.h: Fix C++ includes for native configurations.
4369 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4370 Add trampoline support.
4371 * config/i386/openbsdelf.h: New.
4373 2005-01-15 Marc Espie <espie@openbsd.org>
4375 * collect2.c (main): Explicitly parse -dynamic-linker option.
4377 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4379 PR tree-optimization/19060
4380 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4381 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4382 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4383 and handle extract_range_from_cond returning false.
4384 * fold-const.c (fold): Optimize comparisons with min/max even for
4385 width > HOST_BITS_PER_WIDE_INT.
4387 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4389 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4390 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4391 Remove little endian multilib variants.
4392 Add mips32 multilib variant.
4394 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4396 * explow.c (copy_all_reg, stabilize): Remove.
4397 * expr.h: Remove the corresponding prototypes.
4399 * rtlanal.c (regs_set_between_p): Remove.
4400 * rtl.h: Remove the corresponding prototype.
4402 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4404 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4405 to rs6000_nonimmediate_operand.
4406 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4407 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4408 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4409 rs6000_nonimmediate_operand.
4410 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4411 rs6000_nonimmediate_operand.
4413 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4415 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4417 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4419 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4421 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4422 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4424 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4425 (rs6k_nonimmediate_operand): New.
4426 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4428 (legitimate_lo_sum_address_p): Same.
4429 (rs6000_legitimize_address): Same.
4430 (rs6000_legitimize_reload_address): Same.
4431 (rs6000_legitimate_address): Same.
4432 (spe_build_register_parallel): Pass DF and DC modes in a DI
4435 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4436 to rs6k_nonimmediate_operand.
4438 * config/rs6000/spe.md ("*frob_df_di"): New.
4439 ("*frob_di_df"): New.
4440 ("*frob_di_df_2"): New.
4441 ("*mov_sidf_e500_subreg0"): New.
4442 ("*mov_sidf_e500_subreg4"): New.
4443 ("*movdf_e500_double"): Change predicate to
4444 rs6k_nonimmediate_operand.
4446 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4448 * postreload.c (move2add_note_store): Only call
4449 trunc_int_for_mode on scalar integers.
4451 2005-01-14 Steven Bosscher <stevenb@suse.de>
4453 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4454 replace BB_VISITED uses.
4455 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4456 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4457 (tree_dce_done): Free visited_control_parents.
4458 (perform_tree_ssa_dce): Allocate and clear it.
4459 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4460 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4461 instead of BB_VISITED.
4463 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4465 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4466 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4467 Remove unused prototypes.
4469 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4471 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4472 64-bit register usage.
4473 (spe_func_has_64bit_regs_p): Add FIXME note.
4475 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4477 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4478 flag_finite_math_only with flag_unsafe_math_optimizations.
4480 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4482 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4484 (__tpf_eh_return): Copy TPF private stack area from the module
4485 boundary stack frame. Add check for when module addresses are
4486 equal, but no stub address is found.
4488 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4491 * arm.h (struct machine_function): Add call_via field.
4492 (thumb_call_via_label): Declare.
4493 * arm.c (thumb_call_via_label): New variable.
4494 (thumb_call_reg_needed): New variable.
4495 (arm_output_function_epilogue): For Thumb code, output any per-function
4496 call-indirect trampolines.
4497 (thumb_call_via_reg): New function.
4498 (arm_file_end): New function.
4499 (TARGET_ASM_FILE_END): Call arm_file_end.
4500 (aof_file_end): Likewise.
4501 * arm-protos.h (thumb_call_via_reg): Declare.
4502 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4503 thumb_call_via_reg in normal case.
4505 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4508 PR rtl-optimization/19348
4509 * recog.c (peephole2_optimize): Do global life update if some peephole
4510 decides it doesn't need at least one of its inputs and that change
4511 influences liveness at the start of the basic block.
4513 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4514 arguments instead of 1.
4516 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4519 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4520 zero for nested functions needing a static chain or functions
4521 with a non-constant address.
4523 2005-01-13 Roger Sayle <roger@eyesopen.com>
4525 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4526 (and (sign_extend X) C) into (zero_extend (and X C)).
4528 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4530 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4532 2005-01-13 Richard Henderson <rth@redhat.com>
4537 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4538 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4539 not just TARGET_SSE.
4540 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4541 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4542 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4543 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4544 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4545 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4546 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4547 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4548 (movdicc_c_rex64): Rename with '*'.
4549 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4550 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4551 (movsfcc_1_387): Rename from movsfcc_1.
4552 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4553 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4554 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4555 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4556 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4557 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4558 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4559 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4560 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4561 sse_movdfcc_const0_4): Remove.
4562 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4563 recognize min/max early. Update for changed sse cmove patterns.
4564 (ix86_split_sse_movcc): New.
4565 * config/i386/i386-protos.h: Update.
4567 2005-01-13 Steven Bosscher <stevenb@suse.de>
4569 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4570 (fix_stmt_v_may_defs): Likewise.
4572 2005-01-13 Richard Henderson <rth@redhat.com>
4574 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4575 for converting the mask.
4577 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4579 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4582 2005-01-13 Richard Henderson <rth@redhat.com>
4584 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4585 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4586 IX86_BUILTIN_MOVDQ2Q): Remove.
4587 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4588 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4589 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4591 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4592 (sse2_pextrw): Fix immediate constraint.
4593 (sse2_loadq, sse2_loadq_rex64): Remove.
4594 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4595 Use __builtin_ia32_vec_ext_<size>.
4596 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4598 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4600 * function.c (assign_parm_setup_block): Look inside original
4601 entry_parm when inspecting PARALLEL.
4603 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4604 Joel Sherrill <joel@oarcorp.com>
4607 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4608 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4609 rtems_gxx_recursive_mutex_init.
4610 (__gthread_recursive_mutex_lock): New function.
4611 (__gthread_recursive_mutex_trylock): Likewise.
4612 (__gthread_recursive_mutex_unlock): Likewise.
4614 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4616 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4618 2005-01-13 Jan Beulich <jbeulich@novell.com>
4620 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4621 (ashrti3_internal): Indicate output is early clobber. Generate result
4622 into output rather than first input. Use move for low word of output
4623 if shift count is exactly 64.
4624 (lshrti3_internal): Likewise.
4626 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4630 * reload1.c (delete_output_reload): Don't delete an output reload
4631 if the pseudo lives longer than a single basic block. Adjust and
4632 improve wording of comment.
4634 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4637 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4638 of TYPE_SIZE where we mean the number of bytes.
4640 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4642 * function.c (assign_parm_setup_block): Relax condition on
4643 multi-register optimization.
4645 2005-01-12 Nick Clifton <nickc@redhat.com>
4647 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4648 an "in_delay_slot" attribute of "no" to prevent them being used in
4649 delay slots. This is forbidden because they might generate
4652 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4655 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4658 2005-01-12 Nick Clifton <nickc@redhat.com>
4660 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4661 passed on to GAS) but do not define, as GAS no longer supports or
4662 needs the -m2000 option.
4664 2005-01-11 Roger Sayle <roger@eyesopen.com>
4666 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4667 type as args of unprototyped builtins aren't automatically promoted.
4668 (fold_builtin_abs): Likewise.
4670 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4672 * Makefile.in: Set a `build-warn' variable.
4674 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4676 PR tree-optimization/17949
4677 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4678 (find_interesting_uses_address): Use it.
4680 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4682 * regrename.c (kill_value): Handle subreg's that won't simplify.
4684 2005-01-11 Richard Henderson <rth@redhat.com>
4687 * config/i386/i386.h (enum ix86_builtins): Move ...
4688 * config/i386/i386.c: ... here.
4689 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4690 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4691 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4692 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4693 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4694 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4695 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4696 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4697 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4698 IX86_BUILTIN_LOADDDUP): Remove.
4699 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4700 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4701 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4702 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4703 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4704 (ix86_init_builtins): Make static.
4705 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4706 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4707 if all the modes match. Otherwise, fake it.
4708 (get_element_number, ix86_expand_vec_init_builtin,
4709 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4710 (ix86_expand_builtin): Make static. Update for changed builtins.
4711 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4712 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4713 (ix86_expand_vector_init_duplicate): New.
4714 (ix86_expand_vector_init_low_nonzero): New.
4715 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4716 Split out from ix86_expand_vector_init; handle integer modes.
4717 (ix86_expand_vector_init): Use them.
4718 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4719 * config/i386/i386-protos.h: Update.
4720 * config/i386/predicates.md (reg_or_0_operand): New.
4721 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4722 (movv2sf_internal): Likewise. And a splitter to match them all.
4723 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4724 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4725 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4726 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4727 (mmx_pinsrw): Fix operand ordering.
4728 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4729 rather than sse_loadss expander.
4730 (movv2df splitter): Similarly.
4731 (sse_loadss, sse_loadlss): Remove.
4732 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4733 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4734 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4735 (sse3_movddup): Rename with '*'.
4736 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4737 (sse2_loadsd): Remove.
4738 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4739 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4740 (sse2_pinsrw): Fix argument ordering.
4741 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4742 (sse2_stored): Remove 'r' destination.
4743 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4744 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4745 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4746 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4747 vec_extractv16qi, vec_initv16qi): New.
4749 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4750 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4751 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4753 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4754 (_mm_load_si128, _mm_store_si128): Likewise.
4755 (_mm_load1_pd): Use _mm_set1_pd.
4756 (_mm_load_sd): Use _mm_set_sd.
4757 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4758 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4759 (_mm_set_epi64): Use _mm_set_epi64x.
4760 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4761 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4762 _mm_setr_epi8): Use _mm_set_foo form.
4763 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4764 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4765 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4766 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4767 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4768 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4769 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4770 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4771 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4772 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4773 (_mm_movedup_pd): Use _mm_shuffle_pd.
4774 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4775 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4776 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4777 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4779 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4780 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4781 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4782 (_mm_store_ps): Use raw dereference.
4783 (_mm_store1_ps): Use _mm_storeu_ps.
4784 (_mm_storer_ps): Use _mm_store_ps.
4785 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4786 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4788 2005-01-11 Stan Shebs <shebs@apple.com>
4790 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4791 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4793 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4796 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4797 Skip all DECLs except for FIELD_DECLs.
4799 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4801 * config/s390/s390.c (override_options): Return error if
4802 -mbackchain, -mpacked-stack and -mhard-float are used together.
4803 (s390_va_start): Remove the backchain && packed-stack special case.
4804 (s390_gimplify_va_arg): Likewise.
4805 * doc/invoke.texi: Remove the ABI incompatibility note.
4807 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4809 * config/s390/s390.c (struct s390_frame_layout): Remove
4811 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4812 save_backchain_p with TARGET_BACKCHAIN.
4814 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4817 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4818 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4819 * function.c (locate_and_pad_parm): Set new field.
4820 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4821 Tweak where_pad test to include "none". Always set mem align for
4823 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4824 not sufficient for type.
4825 (assign_parm_setup_block): If stack_parm is zero on entry, always
4826 make a new stack local. Block move old stack parm if necessary
4827 to new aligned stack local.
4828 (assign_parm_setup_stack): Use a block move to handle
4829 potentially misaligned entry_parm.
4830 (assign_parms_unsplit_complex): Specify required alignment when
4831 creating stack local.
4832 * calls.c (compute_argument_addresses): Override alignment of stack
4833 arg calculated from its type with the alignment given by
4834 FUNCTION_ARG_BOUNDARY.
4835 (store_one_arg): Likewise.
4837 2005-01-11 Jan Beulich <jbeulich@novell.com>
4839 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4840 Change respective itanium_class attribute to ialu.
4841 (shladdp4_internal): New.
4842 * config/ia64/predicates.md (shladd_log2_operand): New.
4844 2005-01-11 Richard Henderson <rth@redhat.com>
4846 * expr.c (store_constructor): Use rtvec_alloc instead of
4847 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4849 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4851 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4853 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4855 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4856 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4857 (TARGET_RWRELOC): Define.
4858 (ia64_rwreloc_section_type_flags): Delete.
4859 (ia64_section_type_flags): New function.
4860 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4861 (TARGET_RWRELOC): Define.
4863 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4866 * config/ia64/ia64.c (process_set): For alloc insn, only call
4867 process_epilogue is !frame_pointer_needed.
4869 2005-01-10 Roger Sayle <roger@eyesopen.com>
4872 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4873 unary operator and can't be treated as a binary/comparison operator.
4875 2005-01-10 Richard Henderson <rth@redhat.com>
4877 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4878 (ix86_return_in_memory): Likewise.
4879 (function_arg_advance): Likewise. Mirror structure in function_arg
4880 for choosing register to advance.
4882 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4884 * tree-vectorizer.c, tree.def: Fix comment typos.
4886 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4888 * config/s390/s390.c (struct processor_costs): 4 new fields:
4889 ddbr, ddr, debr, der.
4890 (s390_rtx_costs): More precise handling of divide instructions.
4892 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4894 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4896 2005-01-10 Jan Beulich <jbeulich@novell.com>
4898 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4899 names resulting from -ffunction-sections/-fdata-sections and linkonce
4901 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4902 based on the section name. Rearrange the section name comparison logic
4903 slightly so that each section name is compared against at most once.
4905 2005-01-10 Ben Elliston <bje@au.ibm.com>
4907 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4908 targets for which -fPIC reduces limitations on the GOT size.
4910 2005-01-09 Falk Hueffner <falk@debian.org>
4912 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4915 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4918 * collect2.c (main): Set aixrtl_flag for -brtl option.
4919 (resolve_lib_name): Search for .so file extension before .a
4922 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4924 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4925 (vect_analyze_data_refs_alignment): Add dump prints.
4927 2005-01-09 Ira Rosen <irar@il.ibm.com>
4929 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4930 expr_invariant_in_loop_p.
4931 Initialize outputs first thing in the function.
4932 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4933 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4934 (vect_analyze_pointer_ref_access): Check that the initial condition of
4935 the access function is loop invariant.
4937 2005-01-09 Richard Henderson <rth@redhat.com>
4939 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4940 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4941 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4942 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4943 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4944 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4945 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4946 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4947 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4948 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4949 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4950 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4951 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4952 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4953 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4954 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4955 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4956 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4957 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4958 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4959 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4960 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4961 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4963 (mmx_clrdi, pavgusb): Remove.
4964 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4965 with leading sse_ prefix.
4966 * config/i386/sse.md: Receive them.
4967 * config/i386/mmx.md: New file.
4968 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4969 (subrv2sf3): Turn into expander for normal subtraction.
4970 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4971 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4972 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4973 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4974 commutative; use ix86_binary_operator_ok.
4975 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4976 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4977 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4978 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4979 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4980 Macroize from existing patterns; use ix86_binary_operator_ok.
4981 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4982 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4983 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4984 with vec_select+vec_concat.
4985 (mmx_pshufw, mmx_pshufw_1): Likewise.
4986 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4987 (mmx_uavgv4hi3): Model correctly.
4988 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4989 _mm_xor_si64): Remove casts.
4991 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4993 PR tree-optimization/19224
4994 * tree-scalar-evolution.c (get_instantiated_value,
4995 set_instantiated_value): New functions.
4996 (instantiate_parameters_1): Cache the results.
4997 (instantiate_parameters, resolve_mixers): Initialize and free
5000 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5002 * config/i386/i386.md (addhi_4): Correct reference in comment.
5005 2005-01-08 Richard Henderson <rth@redhat.com>
5007 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5008 (_mm_cvtsi128_si64x): Likewise.
5009 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5010 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5011 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5012 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5013 * config/i386/i386-protos.h: Update.
5014 * config/i386/i386.c (print_operand): Add 'H'.
5015 (ix86_fixup_binary_operands): Split out from ...
5016 (ix86_expand_binary_operator): ... here.
5017 (ix86_fixup_binary_operands_no_copy): New.
5018 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5019 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5020 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5021 (safe_vector_operand): Use CONST0_RTX.
5022 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5023 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5024 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5025 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5027 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5028 (IX86_BUILTIN_CMPNGESS): New.
5029 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5030 (attr type): Add sselog1.
5031 (attr unit, attr memory): Handle it.
5032 (movti, movti_internal, movti_rex64): Move near other integer moves.
5033 (movtf, movtf_internal): Move near other fp moves.
5034 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5035 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5036 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5037 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5038 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5039 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5040 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5041 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5042 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5043 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5044 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5045 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5046 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5047 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5048 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5049 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5050 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5051 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5052 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5053 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5054 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5055 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5056 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5057 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5058 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5059 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5060 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5061 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5062 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5063 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5064 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5065 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5066 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5067 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5068 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5069 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5070 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5071 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5072 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5073 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5074 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5075 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5076 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5077 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5079 (SSEPUSH, push<SSEPUSH>): Remove.
5080 (MMXPUSH, push<MMXPUSH>): Remove.
5081 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5082 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5083 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5084 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5085 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5086 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5087 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5088 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5089 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5090 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5091 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5092 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5093 (ppro_sse_log_V4SF): Handle sselog1.
5094 * config/i386/predicates.md (const_0_to_1_operand): New.
5095 (const_0_to_255_mul_8_operand): New.
5096 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5097 (const_2_to_3_operand, const_4_to_7_operand): New.
5098 * config/i386/sse.md: New file.
5099 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5100 (sse_movups): Rename from sse_movups_1.
5101 (sse_loadlss): Rename from sse_loadss_1.
5102 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5104 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5105 (absv4sf2, negv2df, absv2df): New.
5106 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5107 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5108 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5109 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5110 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5111 (sse3_addsubv4sf3): Model correctly.
5112 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5113 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5114 (sse_movhlps): Model with vec_select+vec_concat.
5115 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5116 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5117 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5118 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5119 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5120 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5121 sse2_pshufhw_1): Likewise.
5122 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5123 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5124 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5125 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5126 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5127 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5128 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5129 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5130 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5131 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5132 sminv8hi3): Mark commutative
5133 operands. Use ix86_binary_operator_ok.
5134 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5135 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5136 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5137 sse2_punpcklqdq): Allow operand2 in memory.
5138 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5139 sse2_movsd): Add memory alternatives.
5140 (sse_storelps): Turn expander into an insn; split after reload.
5141 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5142 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5144 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5146 * configure.ac (DWARF-2 debug_line): Use objdump.
5147 * configure: Regenerate.
5149 2005-01-08 Jeff Law <law@redhat.com>
5150 Diego Novillo <dnovillo@redhat.com>
5152 PR tree-optimization/18241
5153 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5154 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5155 statements with volatile operands.
5156 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5157 operands after marking a statement with has_volatile_ops.
5159 2005-01-08 Roger Sayle <roger@eyesopen.com>
5161 * tree.c (int_fits_type_p): Always honor integer constant
5162 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5164 2005-01-08 Roger Sayle <roger@eyesopen.com>
5166 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5167 the latent bug in rtl_delete_block has been resolved.
5169 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5171 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5172 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5174 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5176 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5177 library as @multilib_dir@/$(SHLIB_SONAME).
5179 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5181 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5182 * configure: Regenerate.
5184 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5186 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5189 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5192 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5193 Convert non-word aligned offset address using ld/std into
5196 2005-01-07 Richard Henderson <rth@redhat.com>
5198 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5200 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5202 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5204 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5206 PR tree-optimization/19283
5207 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5208 is not shorter than the original type.
5210 PR rtl-optimization/19012
5211 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5213 PR rtl-optimization/18861
5214 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5215 (FULL_STATE): Define.
5216 (mark_tablejump_edge): New function.
5217 (purge_dead_tablejump_edges): New function.
5218 (find_bb_boundaries): Use it.
5220 PR tree-optimization/18828
5221 * builtins.c (expand_builtin_next_arg): Remove argument and all
5222 the argument checking.
5223 (expand_builtin): Adjust caller.
5224 (expand_builtin_va_start): Likewise. Remove error for too many
5226 (fold_builtin_next_arg): Issue error for too many arguments.
5227 After checking arguments, replace them with magic arguments that
5228 prevent further checking of the args.
5230 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5232 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5234 2005-01-06 Roger Sayle <roger@eyesopen.com>
5237 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5238 and %{.S:...} (and their negative variants) to test whether the
5239 input file is assembler or pre-processed-assembler independent of
5240 the actual filename extension.
5242 2005-01-06 Roger Sayle <roger@eyesopen.com>
5244 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5245 of sign or zero extended values.
5247 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5249 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5250 for IBM long double format correctly.
5252 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5254 Fix PR tree-optimization/18792
5256 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5257 to first_loop_depth, and use loop depth instead of loop number.
5258 (build_classic_dir_vector): Ditto.
5259 (compute_data_dependences_for_loop): Use depth, not loop number.
5260 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5261 number. Pass in loops, instead of loop numbers.
5262 (gather_interchange_stats): Ditto.
5263 (linear_transform_loops): Ditto.
5265 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5268 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5269 biv_fits_mode_p, extension_within_bounds_p): New functions.
5270 (check_ext_dependent_givs): Use them.
5272 2005-01-06 Roger Sayle <roger@eyesopen.com>
5274 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5275 more than one barrier, in which case we should delete them all.
5277 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5279 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5281 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5283 Fix PR middle-end/19286
5285 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5286 output this subprogram, simply ignore this attempt to do it again.
5287 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5288 origin attribute if it's not possible.
5289 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5290 (decls_for_scope): Ditto.
5291 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5292 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5294 2005-01-05 Richard Henderson <rth@redhat.com>
5297 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5298 (bdesc_2arg): Use it.
5299 (ix86_expand_binop_builtin): Force operands into registers
5301 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5302 ix86_expand_sse_compare, ix86_expand_sse_comi,
5303 ix86_expand_builtin): Likewise.
5305 2005-01-05 Richard Henderson <rth@redhat.com>
5307 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5309 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5310 (mulv4hi3): Set itanium_class mmmul.
5311 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5312 (fpack): Rename from fpack_sfsf.
5314 2005-01-05 Richard Henderson <rth@redhat.com>
5317 * reload1.c (do_input_reload): Restrict the optimization deleteing
5318 a previous output reload to RELOAD_FOR_INPUT.
5320 2005-01-05 Steven Bosscher <stevenb@suse.de>
5322 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5323 comment that we fall through after case.
5324 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5325 (distribute_links): Likewise.
5326 * cse.c (cse_insn): Likewise.
5327 * cselib.c (cselib_invalidate_mem): Likewise.
5328 * df.c: Update comments at the top of the file.
5329 (read_modify_subreg_p): Update comments here too.
5330 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5331 * flow.c (mark_set_1): Likewise.
5332 (mark_used_regs): Likewise.
5333 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5334 (canon_list_insert): Likewise.
5335 (mark_set): Likewise.
5336 (try_replace_reg): Likewise.
5337 (store_killed_in_insn): Likewise.
5338 * loop.c (count_one_set): Likewise.
5339 (basic_induction_var): Likewise.
5340 * postreload-gcse.c (find_mem_conflicts): Likewise.
5341 * postreload.c (reload_combine_note_store): Likewise.
5342 (move2add_note_store): Likewise.
5343 * reload.c (find_equiv_reg): Likewise.
5344 (mark_referenced_resources): Likewise.
5345 * rtlanal.c (set_noop_p): Likewise.
5346 (note_stores): Likewise.
5347 (note_uses): Likewise.
5348 * sched-deps.c (sched_analyze_1): Likewise.
5349 * sched-rgn.c (check_live_1): Likewise.
5350 (update_live_1): Likewise.
5351 * config/i860/i860.c: Likewise.
5353 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5355 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5357 * doc/rtl.texi: Update documentation for bit-fields and SET.
5359 2005-01-05 Roger Sayle <roger@eyesopen.com>
5361 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5363 2005-01-05 Jan Hubicka <jh@suse.cz>
5364 Richard Henderson <rth@redhat.com>
5367 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5370 2005-01-05 Richard Henderson <rth@redhat.com>
5373 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5374 (sse_shufps): Change operand 3 to const_int_operand.
5375 (sse2_storelps): Fix typo in template.
5376 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5377 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5378 (ix86_expand_builtin): Likewise.
5380 2005-01-05 Julian Brown <julian@codesourcery.com>
5382 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5383 as aggregates for AAPCS ABIs.
5385 2005-01-05 Stan Shebs <shebs@apple.com>
5387 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5388 Mach-O getters if ppc64.
5389 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5391 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5392 signed four-byte field for global code case.
5393 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5395 2005-01-05 Roger Sayle <roger@eyesopen.com>
5398 * c-common.c: Include real.h.
5399 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5400 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5401 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5402 * Makefile.in (c-common.o): Update dependencies.
5404 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5406 * c-parse.in (asm_string): Add trailing semicolon.
5408 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5410 * c-parse.in (asm_string): New. Don't allow wide strings in
5412 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5413 asm_string instead of STRING.
5415 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5417 * c-typeck.c (constructor_no_implicit): Remove.
5418 (set_designator, process_init_element): Don't check
5419 constructor_no_implicit.
5421 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5422 Kaz Kojima <kkojima@gcc.gnu.org>
5425 * lcm.c (create_pre_exit): New.
5426 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5427 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5429 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5431 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5432 -msoft-float in target_float_switch.
5433 * arm.c (arm_override_options): Fix processing of target_float_switch.
5435 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5437 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5440 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5442 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5443 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5445 2005-01-04 Roger Sayle <roger@eyesopen.com>
5447 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5448 if deleting the then-block allows the test-block to fallthru to the
5451 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5454 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5455 after the full declaration if the are in two different TUs.
5457 2005-01-04 Richard Henderson <rth@redhat.com>
5460 * tree-sra.c (generate_one_element_init): Just
5461 call gimplify_and_add.
5462 (generate_element_init): Record the
5463 new referenced variables and mark them for renaming
5464 and split out to ...
5465 (generate_element_init_1): This.
5466 (scalarize_init): Don't call push_gimplify_context/
5467 pop_gimplify_context.
5469 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5471 * toplev.c (get_src_pwd): Handle failure of getpwd().
5473 2005-01-04 Roger Sayle <roger@eyesopen.com>
5475 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5477 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5478 all the cases handled by it are inverted by invert_truthvalue.
5480 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5482 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5483 (save_register_windowsi): Likewise.
5485 2005-01-04 Richard Henderson <rth@redhat.com>
5487 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5489 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5492 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5493 any simplifications of vector mode comparison operators.
5494 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5496 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5497 Devang Patel <dpatel@apple.com>
5499 PR tree-optimization/18308
5500 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5501 the operands before creating a new expression.
5502 * dojump.c (do_jump): Make drop_through_label available
5503 for all cases. Add expansion of COND_EXPR.
5505 2005-01-04 Ira Rosen <irar@il.ibm.com>
5507 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5508 INTEGER_CST instead of TREE_CONSTANT.
5509 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5510 instead of TREE_CONSTANT.
5511 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5512 instead of TREE_CONSTANT.
5514 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5516 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5518 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5521 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5522 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5524 2005-01-03 Richard Henderson <rth@redhat.com>
5526 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5527 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5528 fold_convert_const_real_from_real): Split out from ...
5529 (fold_convert_const): ... here.
5531 2005-01-03 Richard Henderson <rth@redhat.com>
5534 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5535 (mov<MMXMODEI>_internal): Likewise.
5536 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5537 Add V2SF case; use it for SSE1; don't use TI.
5538 (movdf_integer): Likewise.
5539 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5541 2005-01-03 Ira Rosen <irar@il.ibm.com>
5543 * tree-vectorizer.c (vect_strip_conversions): New function.
5544 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5545 check for binary class.
5547 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5551 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5553 * gimple-low.c (mark_blocks_with_used_vars): New function.
5554 (mark_blocks_with_used_subblocks): Ditto.
5555 (mark_used_blocks): Ditto.
5556 (pass_mark_used_blocks): New pass.
5557 * tree-inline.c: Include debug.h.
5558 (expand_call_inline): Call outlining_inline_function here.
5559 * tree-optimize.c (init_tree_optimization_passes): Add
5560 pass_mark_used_blocks.
5561 * tree-pass.h (pass_mark_used_blocks): New.
5562 * Makefile.in (tree-inline.o): Add debug.h dependency.
5564 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5566 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5567 VAR_DECLs to have weak_import attribute.
5569 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5572 2004-01-03 Steven Bosscher <stevenb@suse.de>
5574 * passes.c (rest_of_compilation): Don't run regmove if only
5575 flag_expensive_optimizations, require flag_regmove instead.
5577 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5579 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5581 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5582 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5583 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5584 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5586 2005-01-03 Richard Henderson <rth@redhat.com>
5588 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5589 (ia64_const_ok_for_letter_p): New.
5590 (ia64_const_double_ok_for_letter_p): New.
5591 (ia64_extra_constraint): New.
5592 (ia64_expand_vecint_compare): New.
5593 (ia64_expand_vcondu_v2si): New.
5594 (ia64_expand_vecint_cmov): New.
5595 (ia64_expand_vecint_minmax): New.
5596 (ia64_print_operand): Add 'v'.
5597 (ia64_preferred_reload_class): New.
5598 (ia64_vector_mode_supported_p): New.
5599 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5600 (PREFERRED_RELOAD_CLASS): Move to function.
5601 (CONST_OK_FOR_LETTER_P): Move to function.
5602 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5603 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5604 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5605 (EXTRA_CONSTRAINT): Move to function.
5606 * config/ia64/ia64.md: Include vect.md.
5607 (itanium_class): Add mmalua.
5609 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5611 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5612 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5614 (const_int_2bit_operand): New.
5615 (fr_reg_or_0_operand): New.
5616 * config/ia64/ia64-modes.def: Add vector modes.
5617 * config/ia64/ia64-protos.h: Update.
5618 * config/ia64/vect.md: New file.
5620 2005-01-03 Richard Henderson <rth@redhat.com>
5622 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5624 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5627 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5629 (log1pdf2): Change mode of operands[0,1] to DFmode.
5631 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5633 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5634 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5635 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5636 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5637 SPARC_RELAXED_ORDERING.
5639 2005-01-03 Richard Henderson <rth@redhat.com>
5640 Uros Bizjak <uros@kss-loka.si>
5643 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5644 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5645 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5647 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5648 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5649 const_pow2_1_to_128_operand): New predicates.
5651 2005-01-02 Greg McGary <greg@mcgary.org>
5653 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5655 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5656 object. [ptr_type]: Remove unused variable.
5657 Remember nearest addressable array-element or record-component
5658 when checking bitfield components. Tolerate empty BIND_EXPR.
5660 2005-01-01 Richard Henderson <rth@redhat.com>
5662 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5663 that don't narrow the value. Fail for other conversions.
5665 2005-01-01 Richard Henderson <rth@redhat.com>
5668 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5669 * c-lang.c (finish_file): Don't do it here.
5670 * objc/objc-act.c (objc_finish_file): Likewise.
5672 * cgraph.c (decl_assembler_name_equal): New.
5673 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5674 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5675 * cgraph.h (struct cgraph_varpool_node): Add next.
5676 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5677 * varasm.c (assemble_alias): Mark the target as needed.
5679 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5682 * function.c (get_arg_pointer_save_area): Use entry_of_function
5683 instead of get_insns.
5685 2005-01-01 Roger Sayle <roger@eyesopen.com>
5686 Andrew Pinski <pinskia@physics.uc.edu>
5687 James E. Wilson <wilson@specifixinc.com>
5689 PR rtl-optimization/12092
5690 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5693 2005-01-01 Roger Sayle <roger@eyesopen.com>
5694 Olivier Hainque <hainque@act-europe.fr>
5696 * tree.c (int_fits_type_p): A narrower type always fits in a
5697 wider one, except for negative values into unsigned types.
5699 2005-01-01 Roger Sayle <roger@eyesopen.com>
5701 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5702 with the original constant rather than require TREE_OVERFLOW.
5704 2005-01-01 Steven Bosscher <stevenb@suse.de>
5707 * c-decl.c (finish_function): If compiling C99, annotate the
5708 compiler generated return with the current file name and line 0.
5709 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5710 the source line is greater than 0.
5711 (remove_bb): Likewise.
5713 See ChangeLog.12 for earlier changes.