1 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
10 calls to release_ssa_name and release_phi_node.
12 2005-03-03 Roger Sayle <roger@eyesopen.com>
13 Andrew Pinski <pinskia@physics.uc.edu>
15 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
16 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
18 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
20 Describe special registers SRP and MOF as allocatable registers.
21 * config/cris/cris.c (cris_md_asm_clobbers): New function.
22 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
23 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
25 (cris_print_operand) <case 'd'>: New case.
26 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
27 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
29 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
30 (REG_ALLOC_ORDER): Update for MOF.
31 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
33 (GENERAL_REGS): No longer a define of ALL_REGS.
34 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
35 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
37 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
38 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
39 (SECONDARY_RELOAD_CLASS): Define.
40 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
41 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
42 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
43 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
44 (REGISTER_MOVE_COST): Define.
45 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
46 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
47 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
48 (CRIS_MOF_REGNUM): New define_constants.
49 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
51 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
53 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
54 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
55 Adjust for MOF being properly described as a register.
56 (indir_to_reg_split): Name this split. Conditionalize on the
57 destination register being a general register.
58 (movei): Conditionalize on on operands 0 and 1 having the same
61 2005-03-03 Alan Modra <amodra@bigpond.net.au>
64 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
65 -mcpu to override any other explicitly given flags.
67 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
69 * recog.c (verify_changes, confirm_change_group): New functions,
70 broken out of apply_change_group.
71 (apply_change_group): Use them.
72 * recog.h (verify_change, confirm_change_group): Declare.
73 * rtl.h (redirect_jump_2): Declare.
74 * jump.c (redirect_exp, invert_exp): Delete.
75 (invert_exp_1): Take second parameter. Return value. Changed caller.
76 (redirect_jump_2): New function, broken out of redirect_jump.
77 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
78 (invert_jump): Use invert_jump_1 and redirect_jump_2.
79 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
81 2005-03-02 Geoffrey Keating <geoffk@apple.com>
83 * varasm.c (named_section): Use xstrdup rather than doing it by
86 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
88 2005-03-02 Devang Patel <dpatel@apple.com>
90 Undo PR tree-optimization/18815 fix.
92 2005-03-02 Devang Patel <dpatel@apple.com>
94 PR tree-optimization/18815
95 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
96 loops with zero exit edges.
98 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
100 * cfg.c (connect_src, connect_dest, disconnect_src,
101 disconnct_dest): New.
102 (unchecked_make_edge, remove_edge, redirect_edge_succ,
103 redirect_edge_pred): Use the new functions.
105 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
106 free_dominance_info only when needed.
108 2005-03-02 David Edelsohn <edelsohn@gnu.org>
111 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
112 (reg_or_sub_cint64_operand): Same.
114 2005-03-02 Jeff Law <law@redhat.com>
116 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
117 CFG_ALTERED in the main DOM iteration loop.
119 2005-03-02 Mark Mitchell <mark@codesourcery.com>
122 * varasm.c (initializer_constant_valid_p): Allow conversions
123 between OFFSET_TYPEs. Tidy.
125 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
127 * config/cris/cris.md ("return"): Remove epilogue delay list
130 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
132 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
134 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
136 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
138 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
139 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
140 config/m68k/m68k.c, config/mips/mips.h,
141 config/rs6000/rs6000-protos.h, doc/contrib.texi,
142 doc/include/gcc-common.texi: Update copyright.
144 PR middle-end/18029 and PR middle-end/18030
145 * expr.c (optimize_bitfield_assignment_op): Add a special case
146 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
148 * fold-const.c (fold_unary): New.
149 (fold): Call fold_unary on unary expressions.
151 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
153 * cgraph.h (struct cgraph_edge): Add prev_caller and
155 (cgraph_node_remove_callees): Export.
156 * cgraph.c (cgraph_create_edge): Initialize prev_caller
158 (cgraph_edge_remove_callee): New function.
159 (cgraph_edge_remove_caller): Likewise.
160 (cgraph_remove_edge): Use.
161 (cgraph_redirect_edge_callee): Likewise.
162 (cgraph_node_remove_callees): New function.
163 (cgraph_node_remove_callers): Likewise.
164 (cgraph_remove_node): Use.
165 * tree-optimize.c (tree_rest_of_compilation): Use
166 cgraph_node_remove_callees instead of manual loop.
167 * cgraphunit.c (cgraph_finalize_function): Likewise.
168 (cgraph_expand_function): Likewise.
169 (cgraph_remove_unreachable_nodes): Likewise.
171 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
174 * c-tree.h (undeclared_variable, build_external_ref): Add extra
176 * c-decl.c (undeclared_variable): Take location as argument.
177 * c-typeck.c (build_external_ref): Likewise.
178 * c-parser.c (c_parser_postfix_expression): Pass location of
179 identifier to build_external_ref.
181 2005-03-01 David Edelsohn <edelsohn@gnu.org>
183 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
184 CCEQ mode for branch_positive_comparison_operator test.
185 * config/rs6000/predicates (branch_comparison_operator): Revert to
187 (scc_comparison_operator): Same.
188 (branch_positive_comparison_operator): Same.
190 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
192 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
193 (cris_delay_slots_for_epilogue): Remove.
194 (save_last): Move into cris_target_asm_function_epilogue.
195 (cris_target_asm_function_epilogue): Remove tests for file being
197 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
198 (cris_delay_slots_for_epilogue): Remove prototypes.
199 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
200 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
202 2005-03-01 David Edelsohn <edelsohn@gnu.org>
204 * config/rs6000/predicates.md (branch_comparison_operator): Change
205 to define_special_predicate.
206 (scc_comparison_operator): Same.
207 (branch_positive_comparison_operator): Same.
209 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
211 * Makefile.in (tree-ssa-sink.o): New.
212 (OBJS-common): Add tree-ssa-sink.o.
213 * common.opt: Add -ftree-sink
214 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
215 * timevar.def (TV_TREE_SINK): new timevar.
216 * tree-flow.h (is_hidden_global_store): Prototype.
217 * tree-optimize.c (init_tree_optimization_passes): Add
219 * tree-pass.h (pass_sink_code): New.
220 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
221 for non-obvious global store store to is_hidden_global_store, and
222 call that new function.
223 * tree-ssa-sink.c: New file.
224 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
225 * doc/passes.texi: Document forward store motion.
226 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
227 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
228 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
229 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
231 2005-03-01 Per Bothner <per@bothner.com>
233 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
234 and we have a non-zero column-number, add it to the message.
235 Also factor out the diagnostic_kind_text.
237 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
239 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
240 flow_loop_pre_header_scan, flow_loop_pre_header_find,
241 flow_loop_scan): Removed.
242 (flow_loop_dump): Do not dump removed fields.
243 (flow_loop_free): Do not free removed fields.
244 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
245 (loop_exit_edge_p): New function.
246 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
247 num_pre_header_edges, entry_edges, num_entries, exit_edges,
248 num_exits, exits_doms.
249 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
250 LOOP_EDGES, LOOP_ALL): Removed.
251 (flow_loop_scan): Declaration removed.
252 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
253 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
255 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
256 (if_convert): Call flow_loops_find and flow_loops_free
257 when calling mark_loop_exit_edges.
258 * cfgloopanal.c (mark_loop_exit_edges): Moved from
259 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
260 free_dominance_info calls.
261 * loop-init.c (flow_loops_find): Ditto.
262 * passes.c (rest_of_handle_branch_prob): Ditto.
263 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
264 * loop-unroll.c (analyze_insns_in_loop): Do not use
266 * predict.c (predict_loops): Do not call flow_loop_scan.
267 Use get_loop_exit_edges.
268 (tree_estimate_probability): Do not pass flags to flow_loops_find.
269 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
270 Do not use EDGE_LOOP_EXIT.
271 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
272 to bb_with_exit_edge_p.
273 (if_convertible_loop_p): Do not call flow_loop_scan. Use
274 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
275 to bb_with_exit_edge_p.
276 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
278 * tree-loop-linear.c (linear_transform_loops): Do not call
279 flow_loop_scan. Use loop->single_exit.
280 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
281 (vect_analyze_loop_form): Do not call flow_loop_scan.
282 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
284 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
286 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
287 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
288 slpeel_tree_duplicate_loop_to_edge_cfg,
289 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
290 Use loop_preheader_edge and loop->single_exit. Do not call
293 2005-03-01 Nick Clifton <nickc@redhat.com>
295 * config/arm/arm.c (thumb_find_work_register): Check all of the
296 argument registers to see if they are free, and a couple of
297 special cases where the last argument register but can be proved
298 to be available during the function's prologue.
299 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
300 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
301 thumb_unexpanded_epilogue): Use unsigned long as the type for the
303 (thumb_compute_save_reg_mask): Likewise. Also use
304 thumb_find_work_register() to ensure that there is agreement about
305 which work register is going to be used in the prologue.
306 (thumb_output_function_prologue): Use unsigned long as the type
307 for the register bit-mask. Also delay pushing the link register if
308 other high registers are going to be pushed.
309 (thumb_compute_save_reg_mask, emit_multi_reg_push,
310 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
311 redundant prototypes.
313 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
316 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
317 and after reload in REG+REG indexed addresses without REG_POINTER
318 set in the base and not set in the index.
320 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
322 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
324 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
325 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
326 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
327 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
328 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
330 * config.gcc (sh*-*-linux*): Use config/linux.h.
332 2005-02-28 Dale Johannesen <dalej@apple.com>
333 Stan Shebs <shebs@apple.com>
335 Rewrite of 64-bit Darwin structure-by-value pass/return.
336 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
337 intoffset, use_stack, named.
338 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
339 (rs6000_darwin64_record_arg_advance_flush): New.
340 (rs6000_darwin64_record_arg_advance_recurse): New.
341 (rs6000_darwin64_record_arg_flush): New.
342 (rs6000_darwin64_record_arg_recurse): New.
343 (rs6000_darwin64_record_arg): New.
344 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
345 (function_arg_boundary): Handle 128-bit aligned structs.
346 (function_arg_advance): Rewrite darwin64 struct handling.
347 (function_arg): Call rs6000_darwin64_record_arg.
348 (function_arg_partial_nregs): Handle darwin64 structs.
349 (rs6000_darwin64_function_value): Remove.
350 (rs6000_function_value): Call rs6000_darwin64_record_arg.
352 2005-02-28 Roger Sayle <roger@eyesopen.com>
354 PR tree-optimization/20216
355 * tree-chrec.c (tree_fold_factorial): Delete.
356 (tree_fold_binomial): Change argument list to take a return type
357 and change the type of K to unsigned int. Rewrite to avoid explicit
358 evaluation of factorials, and (recursively) calling fold to perform
359 compile-time arithmetic. Return NULL on (internal) overflow.
360 (chrec_evaluate): Change type of K to an unsigned int. Avoid
361 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
362 if any intermediate calculation overflows.
363 (chrec_apply): Update call to chrec_evaluate.
365 2005-02-28 James E Wilson <wilson@specifixinc.com>
367 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
369 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
372 * c-parser.c (c_parser_compound_statement): Return error_mark_node
373 instead of NULL_TREE on error.
375 2005-02-28 David Edelsohn <edelsohn@gnu.org>
377 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
378 (EASY_VECTOR_15_ADD_SELF): Remove.
379 (num_insns_constant_wide): Not static.
380 (validate_condition_mode): Not static.
381 (toc_relative_expr_p): Not static.
382 (legitimate_indirect_address_p): Not static.
383 (macho_lo_sum_memory_operand): Not static.
384 (invalid_e500_subreg): Not static.
385 (easy_vector_same): Not static.
386 (easy_vector_splat_const): Not static.
387 (RS6000_SYMBOL_REF_TLS_P): Remove.
388 (any_operand): Delete.
389 (any_parallel_operand): Delete.
390 (count_register_operand): Delete.
391 (altivec_register_operand): Delete.
392 (xer_operand): Delete.
393 (s8bit_cint_operand): Delete.
394 (short_cint_operand): Delete.
395 (u_short_cint_operand): Delete.
396 (non_short_cint_operand): Delete.
397 (exact_log2_cint_operand): Delete.
398 (gpc_reg_operand): Delete.
399 (cc_reg_operand): Delete.
400 (cc_reg_not_cr0_operand): Delete.
401 (reg_or_short_operand): Delete.
402 (reg_or_neg_short_operand): Delete.
403 (reg_or_aligned_short_operand): Delete.
404 (reg_or_u_short_operand): Delete.
405 (reg_or_cint_operand): Delete.
406 (reg_or_arith_cint_operand): Delete.
407 (reg_or_add_cint64_operand): Delete.
408 (reg_or_sub_cint64_operand): Delete.
409 (reg_or_logical_cint_operand): Delete.
410 (got_operand): Delete.
411 (got_no_const_operand): Delete.
412 (easy_fp_constant): Delete.
413 (easy_vector_constant): Delete.
414 (easy_vector_constant_add_self): Delete.
415 (zero_constant): Delete.
416 (zero_fp_constant): Delete.
417 (volatile_mem_operand): Delete.
418 (offsettable_mem_operand): Delete.
419 (mem_or_easy_const_operand): Delete.
420 (add_operand): Delete.
421 (non_add_cint_operand): Delete.
422 (logical_operand): Delete.
423 (non_logical_cint_operand): Delete.
424 (mask_operand): Delete.
425 (mask_operand_wrap): Delete.
426 (mask64_operand): Delete.
427 (mask64_2_operand): Delete.
428 (and64_operand): Delete.
429 (and64_2_operand): Delete.
430 (and_operand): Delete.
431 (reg_or_mem_operand): Delete.
432 (lwa_operand): Delete.
433 (symbol_ref_operand): Delete.
434 (call_operand): Delete.
435 (current_file_function_operand): Delete.
436 (input_operand): Delete.
437 (rs6000_nonimmediate_operand): Delete.
438 (rs6000_tls_symbol_ref): Delete.
439 (save_world_operation): Delete.
440 (restore_world_operation): Delete.
441 (load_multiple_operation): Delete.
442 (store_multiple_operation): Delete.
443 (vrsave_operation): Delete.
444 (mfcr_operation): Delete.
445 (mtcrf_operation): Delete.
446 (lmw_operation): Delete.
447 (stmw_operation): Delete.
448 (branch_comparison_operator): Delete.
449 (branch_positive_comparison_operator): Delete.
450 (scc_comparison_operator): Delete.
451 (trap_comparison_operator): Delete.
452 (boolean_operator): Delete.
453 (boolean_or_operator): Delete.
454 (min_max_operator): Delete.
455 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
456 (EASY_VECTOR_15): Moved to here.
457 (EASY_VECTOR_15_ADD_SELF): Move to here.
458 (PREDICATE_CODES): Delete.
459 * config/rs6000/rs6000-protos.h: Delete predicate functions.
460 Declare functions no longer static.
461 * config/rs6000/predicates.md: New.
462 * config/rs6000/rs6000.md: Include predicates.md
464 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
466 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
467 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
469 * cfgrtl.c (need_fake_edge_p): Likewise.
470 * combine.c (distribute_notes): Likewise.
471 * emit-rtl.c (try_split): Likewise.
472 * recog.c (peephole2_opimize): Likewise.
473 * reg-notes.def (ALWAYS_RETURN): Remove.
474 * rtl.h (LCT_ALWAYS_RETURN): Remove.
475 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
476 * tree.h (ECF_ALWAYS_RETURN): Remove.
478 2005-02-28 Roger Sayle <roger@eyesopen.com>
481 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
482 between different machine modes is never a "useless" conversion.
484 2005-02-28 Geert Bosch <bosch@gnat.com>
487 * doc/contrib.texi: List contributors for Ada front end
489 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
491 * simplify-rtx.c (simplify_unary_operation_1,
492 simplify_const_unary_operation): New, extracted from...
493 (simplify_unary_operation): ... this one.
494 (simplify_binary_operation_1,
495 simplify_const_binary_operation): New, extracted from...
496 (simplify_binary_operation): ... this one.
497 * rtl.h (simplify_const_unary_operation,
498 simplify_const_binary_operation): Add prototypes.
500 2005-02-28 Julian Brown <julian@codesourcery.com>
502 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
503 building libjava and caused PR regression/20228.
505 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
508 * Makefile.in (host_subdir): New.
509 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
510 * configure: Regenerate.
512 2005-02-27 Zack Weinberg <zack@codesourcery.com>
514 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
515 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
516 installation directory first.
518 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
521 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
522 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
523 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
524 * config/cris/cris.md: Tweak comments referring to Q.
525 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
526 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
527 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
528 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
529 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
530 Insert spaces in constraints to align alternatives vertically for
532 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
535 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
537 PR rtl-optimization/17728
538 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
539 operand 0 from general_operand to move_dest_operand.
541 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
543 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
544 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
545 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
546 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
548 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
550 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
551 * configure: Regenerate.
552 * libada-mk.in: Remove CC; rename
553 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
555 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
558 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
559 for the lhs, also walk over the tree. Likewise for rhs.
561 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
563 * tree-ssa-dom.c (simple_iv_increment_p): New function.
564 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
565 Do not propagate value of iv before increment over the increment.
567 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
569 * c-parser.c: New file.
570 * c-parse.in: Remove.
571 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
573 (c-parser.o): Add dependencies.
574 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
575 maintainer-clean, TAGS): Update.
576 * c-config-lang.in (gtfiles): Update.
577 * gengtype-lex.l: Don't handle "@@".
578 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
579 objc_build_synchronized, objc_begin_try_stmt,
580 objc_begin_catch_clause, objc_finish_catch_clause,
581 objc_build_finally_clause, objc_finish_try_stmt): New.
582 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
584 (c_parse_init): Update comment.
585 * c-decl.c (c_init_decl_processing): Update comment.
586 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
587 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
588 new c_declspecs members.
590 2005-02-25 Julian Brown <julian@codesourcery.com>
592 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
593 from being used for symbols with vague linkage when
594 HAVE_GAS_COMDAT_GROUP is true.
596 2005-02-25 Mark Mitchell <mark@codesourcery.com>
598 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
600 2005-02-25 Steve Ellcey <sje@cup.hp.com>
603 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
604 (LIBGCC2_HAS_DF_MODE): New.
605 (LIBGCC2_HAS_XF_MODE): New.
606 (LIBGCC2_HAS_TF_MODE): New.
607 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
608 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
609 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
610 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
611 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
612 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
613 and add _fixtfdi, _fixunstfdi, _floatditf
614 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
615 L_fixunstfdi, L_floatditf.
616 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
617 (LIBGCC2_HAS_TF_MODE): Define.
619 2005-02-25 Diego Novillo <dnovillo@redhat.com>
621 PR tree-optimization/20204
622 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
623 REWRITE_THIS_STMT markers on PHI nodes.
624 (rewrite_initialize_block): Likewise.
626 2005-02-25 Mark Mitchell <mark@codesourcery.com>
628 * version.c (version_string): Update to 4.1.
630 2005-02-25 Paolo Carlini <pcarlini@suse.de>
632 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
633 Clarify that the alternative way doesn't work in GNU C++.
635 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
637 PR tree-optimization/19937
638 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
639 to the type of the induction variable.
641 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
643 PR rtl-optimization/20117
644 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
645 the block including noncopyable insn.
647 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
649 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
650 calls to find_reg_note.
652 2005-02-24 Richard Henderson <rth@redhat.com>
655 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
658 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
660 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
661 vector types if to use base reg for misaligned non-word ld/std.
663 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
666 * config/cris/cris.c (cris_target_asm_function_prologue): Create
667 dwarf2 label manually and put it after, not before the prologue.
669 2005-02-24 David Edelsohn <edelsohn@gnu.org>
672 * reload.c (operands_match_p): Only increment register number for
673 SCALAR_INT_MODE_P modes in multiple hard registers.
675 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
678 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
680 * ChangeLog.5: Fix log message typo(s).
681 * ChangeLog.7: Likewise.
682 * ChangeLog.tree-ssa: Likewise.
683 * cfgexpand.c: Fix comment typo(s).
684 * conflict.c: Likewise.
685 * defaults.h: Likewise.
686 * dwarf2out.c: Likewise.
688 * ggc-page.c: Likewise.
689 * tree-eh.c: Likewise.
690 * tree-ssa-dom.c: Likewise.
692 2005-02-24 Jakub Jelinek <jakub@redhat.com>
695 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
696 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
697 if SHARED is defined.
700 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
701 allow splitting only if operands 0 and 3 don't overlap.
703 2005-02-24 Richard Henderson <rth@redhat.com>
706 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
707 (fold_builtin_1): Call them.
708 * fold-const.c (fold_complex_mult_parts): Split out from ...
709 (fold_complex_mult): ... here. Fix typo in both imaginary case.
710 (fold_complex_div_parts, fold_complex_div): New.
712 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
714 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
716 * tree-ssa-ccp.c (visit_assignment): Verify that result of
717 VIEW_CONVERT_EXPR is_gimple_min_invariant.
719 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
720 (print_node): Likewise.
721 Print TYPE_SIZES_GIMPLIFIED.
723 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
725 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
726 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
727 operands as commutative in constraints.
729 2005-02-24 Diego Novillo <dnovillo@redhat.com>
731 * tree-into-ssa.c: Re-organize internal functions.
733 2005-02-24 Richard Henderson <rth@redhat.com>
736 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
738 * common.opt (fcx-limited-range): New.
739 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
740 * toplev.c (flag_complex_method): Initialize to 1.
741 (process_options): Set flag_complex_method to 0 if
742 flag_cx_limited_range.
743 * doc/invoke.texi (-fcx-limited-range): New.
745 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
747 * cse.c (delete_trivially_dead_insns): Speed up by using
748 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
751 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
753 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
754 functions when -mid-shared-library is being used.
756 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
758 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
759 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
760 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
761 * system.h: Poison LINK_LIBGCC_SPECIAL.
763 2005-02-23 James E Wilson <wilson@specifixinc.com>
765 * gengtype.c (note_insn_name): Make 1 element larger.
767 2005-02-23 Roger Sayle <roger@eyesopen.com>
770 PR rtl-optimization/20097
771 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
772 BImode SUBREGs of SImode registers which confuse the ia64 backend.
774 2005-02-23 David Edelsohn <edelsohn@gnu.org>
776 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
777 * t-aix52 (SHLIB_INSTALL): Same.
779 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
781 * genpreds.c: Update copyright.
783 2005-02-23 Michael Beach <michaelb@ieee.org>
786 * config/sparc/t-elf (startup files): Assemble with CPP.
788 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
790 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
791 (write_predicate_expr): Likewise.
793 2005-02-22 Diego Novillo <dnovillo@redhat.com>
795 PR tree-optimization/20100
796 PR tree-optimization/20115
797 * tree-optimize.c (init_tree_optimization_passes): Remove
798 pass_maybe_create_global_var.
799 * tree-pass.h (pass_maybe_create_global_var): Remove.
800 * tree-ssa-alias.c (aliases_computed_p): Declare.
801 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
802 (count_calls_and_maybe_create_global_var): Remove.
803 (pass_maybe_create_global_var): Remove.
804 (init_alias_info): Do not declare aliases_computed_p.
805 (maybe_create_global_var): If the function contains no
806 call-clobbered variables and a mix of pure/const and regular
807 function calls, create .GLOBAL_VAR.
808 Mark all call-clobbered variables for renaming.
809 (merge_pointed_to_info): Update comment.
810 (add_pointed_to_var): Likewise.
811 (is_escape_site): Likewise.
812 Accept struct alias_info * instead of size_t *.
814 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
816 * tree-ssa-operands.c (get_call_expr_operands): If
817 ALIASES_COMPUTED_P is false, do not add call-clobbering
819 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
820 (delete_tree_ssa): Likewise.
822 2005-02-22 James E Wilson <wilson@specifixinc.com>
824 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
825 (do_compile): Do call it here.
827 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
829 PR rtl-optimization/20017.
830 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
831 rest_of_handle_cse2, rest_of_handle_gcse): Call
832 delete_dead_jumptables immediately before calling cleanup_cfg.
834 2005-02-22 Devang Patel <dpatel@apple.com>
837 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
840 2005-02-22 David Edelsohn <edelsohn@gnu.org>
842 * config/rs6000/aix.h (WINT_TYPE): Define.
844 2005-02-22 Stan Shebs <shebs@apple.com>
846 * config/rs6000/rs6000.c (rs6000_override_options): Default to
847 natural alignment for 64-bit Darwin.
848 (rs6000_parse_alignment_option): Warn about uses of -malign-power
850 * doc/invoke.texi: Document this.
852 2005-02-22 DJ Delorie <dj@redhat.com>
854 * c-common.c (c_common_type_for_mode): Pass the mode's precision
855 to make_[un]signed_type, not the mode itself.
857 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
859 * cfg.c (cached_make_edge): Call make_edge if edge cache is
860 not available. Use tail calls wherever possible.
861 (make_edge): Call unchecked_make_edge to create an edge.
863 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
864 (coalesce_ssa_name): Don't check for
865 SSANORM_USE_COALESCE_LIST.
866 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
868 2005-02-22 Diego Novillo <dnovillo@redhat.com>
870 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
871 (rewrite_into_ssa): ... here.
873 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
875 PR tree-optimization/19786
876 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
877 tag to another's may-alias bitmap when adding to the other's list.
879 2005-02-21 DJ Delorie <dj@redhat.com>
881 * tree-ssa-loop-ivopts.c (computation_cost): Start register
882 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
883 registers in unsupported ways.
884 * expmed.c (init_expmed): Likewise.
886 2005-02-21 Stan Cox <scox@redhat.com>
888 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
890 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
892 * tree-cfg.c (fold_cond_expr_cond): New.
893 (make_edges): Call fold_cond_expr_cond.
894 (find_taken_edge): Accept nothing but INTEGER_CST.
895 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
897 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
899 * flow.c (delete_dead_jumptables): Speed up by scanning insns
900 that do not belong to any basic block.
902 2005-02-21 Jeff Law <law@redhat.com>
904 * cfganal.c (find_unreachable_blocks): Manually CSE load of
907 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
909 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
910 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
911 Adjust their definitions.
912 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
913 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
915 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
916 genautomata.c, langhooks.c, langhooks.h, system.h,
917 config/arm/lib1funcs.asm: Update copyright.
919 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
921 * dbxout.c (dbxout_function_end): Emit Lscope label always.
923 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
926 * doc/install.texi: Document --with-gc.
928 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
930 * simplify-rtx.c (simplify_unary_operation): Add a missing
933 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
935 PR tree-optimization/18663
936 * tree-ssa-dom.c (extract_range_from_cond): Return 0
937 if the type has variable bounds.
939 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
941 * gcse.c: Remove an obsolete comment.
943 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
945 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
947 * doc/extend.texi (Function Attributes) <Attribute const>: The
948 attribute "pure" is below this text, not above.
950 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
952 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
953 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
954 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
956 2005-02-20 Zack Weinberg <zack@codesourcery.com>
959 * langhooks.h (struct lang_hooks): Add to_target_charset.
960 * langhooks.c (lhd_to_target_charset): New function.
961 * langhooks-def.h: Declare lhd_to_target_charset.
962 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
963 (LANG_HOOKS_INITIALIZER): Update.
964 * c-common.c (c_common_to_target_charset): New function.
965 * c-common.h: Declare it.
966 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
967 c_common_to_target_charset.
969 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
970 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
972 * system.h: Poison them.
973 * doc/tm.texi: Don't discuss them.
974 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
975 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
976 (pp_c_char): Do not attempt to generate letter escapes for
978 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
979 * config/mips/mips.c (mips_output_ascii): Likewise.
981 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
983 PR tree-optimization/19951
984 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
987 2005-02-19 Steven Bosscher <stevenb@suse.de>
990 * function.h (struct function): New field `max_loop_depth'.
991 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
992 (flow_loops_find): Reset the max loop depth count before finding loops.
993 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
994 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
995 (calculate_global_regs_live): Make sure the loop will terminate
996 when the initial sets are not empty.
998 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1000 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1002 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1004 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1007 * doc/invoke.texi: Remove documentation of %M spec.
1009 (init_spec): Remove %M suffix from -lgcc_s.
1010 (do_spec_1): Remove 'M' case.
1011 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1012 to put shared libraries in the multilib directory. Remove the
1013 shlib_so_soname substitution variable. Don't add a multilib encoding
1014 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1015 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1016 SHLIB_INSTALL as well as SHLIB_LINK.
1017 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1018 (SHLIB_NAME): Delete.
1019 (SHLIB_DIR): New macro.
1020 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1021 (SHLIB_INSTALL): Adjust accordingly.
1022 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1023 * config/t-slibgcc-sld: Likewise.
1024 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1025 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1026 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1028 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1029 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1030 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1031 Use @shlib_base_name@ instead of @shlib_so_name@.
1032 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1033 and @shlib_base_name@.so in @multilib_dir@.
1034 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1035 to the install path.
1036 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1037 (SHLIB_LINK): Remove previous workaround.
1038 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1039 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1040 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1042 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1043 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1044 (SHLIB_INSTALL): Adjust accordingly.
1045 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1046 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1047 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1048 config/t-slibgcc-elf-ver.
1050 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1051 Jakub Jelinek <jakub@redhat.com>
1053 PR tree-optimization/19828
1054 * tree-ssa-loop-im.c: Add a TODO comment.
1055 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1056 without side-effects.
1058 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1060 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1063 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1065 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1066 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1067 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1069 (ia64_reorg): Delete fixup_errata call.
1070 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1071 (TARGET_SWITCHES): Delete -mb-step entry.
1073 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1076 * c-typeck.c (composite_type): Handle quals in transparent unions.
1077 (type_lists_compatible_p): Likewise.
1079 2005-02-18 Stan Shebs <shebs@apple.com>
1081 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1082 expressions in the .literal8 section.
1084 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1086 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1088 2005-02-18 Roger Sayle <roger@eyesopen.com>
1090 * fold-const.c (constant_boolean_node): Always create values of the
1091 specified type, don't bother calling truthvalue_conversion.
1093 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1095 * except.c (output_function_exception_table): Call
1096 assemble_external_libcall (eh_personality_libfunc).
1098 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1101 * config/ia64/ia64.h (struct machine_function): Add state_num.
1102 * config/ia64/ia64.c (process_epilogue,
1103 process_for_unwind_directive): Use new unwind state numbers each
1104 time rather than state 1.
1106 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1109 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1110 before the "*llgt_didi" pattern.
1112 2005-02-18 Jason Merrill <jason@redhat.com>
1114 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1116 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1118 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1119 (div0): Use it in place of ARM_FUNC_ALIAS.
1120 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1122 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1125 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1126 access, the lower bound of the array type if it exists.
1128 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1131 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1132 cases that are out-of-range for the index type.
1134 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1136 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1137 (estimate_case_costs): Don't call convert.
1138 * expmed.c (expand_shift): Likewise.
1139 (make_tree): Call fold_convert instead of convert.
1141 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1144 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1145 that ref to be marked MEM_READONLY_P doesn't have base that needs
1148 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1150 * genautomata.c (output_get_cpu_unit_code_func,
1151 output_cpu_unit_reservation_p): Don't generate old-style function
1154 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1157 PR tree-optimization/20009
1158 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1160 PR tree-optimization/18947
1161 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1162 inline, remove all nodes that are inlined into the extern inline
1165 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1167 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1168 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1169 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1170 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1173 2005-02-17 Roger Sayle <roger@eyesopen.com>
1175 PR tree-optimization/19917
1176 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1177 to be potentially trapping.
1179 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1181 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1183 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1185 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1186 tem becomes a local variable which is set to the value of the
1187 back end defined INITIAL_FRAME_ADDRESS macro.
1188 (expand_builtin_frame_address): Omit the base parameter to
1189 expand_builtin_return_addr.
1190 (expand_builtin_profile_func): Likewise.
1191 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1192 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1193 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1195 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1197 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1198 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1199 * config/frv/frv.c (frv_function_epilogue): Likewise.
1201 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1203 * lambda-code (perfect_nestify): Remove mark/unmark
1205 * tree-loop-linear.c (linear_transform_loops): Add
1206 rewrite_into_ssa call so that ssa is correct for
1207 rewriting into loop closed.
1209 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1211 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1212 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1214 * bt-load.c (btr_def_live_range, combine_btr_defs,
1215 migrate_btr_def, migrate_btr_defs): Likewise.
1216 * cfgcleanup.c (thread_jump): Likewise.
1217 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1218 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1219 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1220 df_rd_local_compute, df_reg_info_compute): Likewise.
1221 * dominance.c (init_dom_info, free_dom_info): Likewise.
1222 * flow.c (init_propagate_block_info,
1223 free_propagate_block_info): Likewise.
1224 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1225 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1226 modify_reg_pav): Likewise.
1227 * loop-invariant.c (find_defs, find_invariant_insn,
1228 find_invariants, free_inv_motion_data): Likewise.
1229 * predict.c (tree_predict_by_opcode,
1230 estimate_bb_frequencies): Likewise.
1231 * stmt.c (expand_case): Likewise.
1232 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1233 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1234 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1235 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1236 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1237 rewrite_ssa_into_ssa): Likewise.
1238 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1239 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1240 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1241 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1242 * tree-sra.c (tree_sra): Likewise.
1243 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1244 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1245 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1246 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1247 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1248 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1250 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1251 calculate_live_on_entry, calculate_live_on_exit,
1252 build_tree_conflict_graph): Likewise.
1253 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1254 record_important_candidates, set_use_iv_cost, find_depends,
1255 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1256 tree_ssa_iv_optimize_finalize): Likewise.
1257 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1258 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1259 tree_duplicate_loop_to_header_edge): Likewise.
1260 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1261 * tree-ssa.c (verify_flow_insensitive_alias_info,
1262 verify_name_tags, verify_ssa, init_tree_ssa,
1263 delete_tree_ssa): Likewise.
1264 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1265 fini_ssanames): Likewise.
1266 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1268 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1270 * config/rs6000/t-rtems: Completely reworked.
1272 2005-02-17 Ira Rosen <irar@il.ibm.com>
1274 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1276 2005-02-17 Ira Rosen <irar@il.ibm.com>
1278 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1279 POINTER_TYPE_P when checking that type is a pointer.
1280 (vect_get_memtag): Remove.
1281 (vect_address_analysis): Use POINTER_TYPE_P. Call
1282 vect_object_analysis with dummy parameter for memtag.
1283 (vect_object_analysis): Extract memtag (functionality that
1284 used to be in vect_get_memtag and moved here). Fix printings.
1285 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1286 with correct parameters. Remove call to vect_get_memtag.
1288 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1290 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1291 (tree-vectorizer.o): Added missing dependencies.
1293 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1295 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1296 declaration in tree-vectorizer.c, now has an extern declaration in
1298 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1299 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1300 get_vectype_for_scalar_type, vect_is_simple_use,
1301 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1302 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1303 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1304 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1305 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1306 find_loop_location): Likewise.
1308 * tree-vectorizer.c (langhooks.h): #include removed.
1309 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1310 moved to tree-vectorized.h.
1311 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1312 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1313 get_vectype_for_scalar_type, vect_is_simple_use,
1314 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1315 vect_supportable_dr_alignment, new_loop_vec_info,
1316 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1317 vect_set_verbosity_level, find_loop_location): Likewise.
1319 (vect_analyze_loop): Function externalized. Declaration moved to
1320 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1321 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1322 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1323 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1324 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1325 vect_enhance_data_refs_alignment, vect_analyze_operations,
1326 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1327 vect_stmt_relevant_p, vect_get_loop_niters,
1328 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1329 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1330 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1331 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1332 vect_get_memtag): Likewise.
1334 (vectorizable_load): Function externalized. Declaration moved to
1335 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1336 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1337 vect_transform_loop): Likewise.
1338 (vect_transform_stmt): Moved to tree-vect-transform.c.
1339 (vect_align_data_ref, vect_create_destination_var,
1340 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1341 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1342 vect_get_vec_def_for_operand, vect_init_vector,
1343 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1344 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1345 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1346 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1347 vect_do_peeling_for_loop_bound): Likewise.
1349 * tree-vect-analyze.c: New file.
1350 * tree-vect-transform.c: New file.
1352 2005-02-17 Jason Merrill <jason@redhat.com>
1354 PR mudflap/19319, c++/19317
1355 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1358 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1360 * doc/install.texi (Specific): Update link for Darwin-specific
1363 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1365 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1366 constant_boolean_node.
1368 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1371 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1372 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1374 2005-02-16 Richard Henderson <rth@redhat.com>
1377 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1379 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1380 replace uses with Wtype_MAXp1_F.
1381 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1382 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1383 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1384 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1385 and HAVE_TFMODE as appropriate.
1386 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1387 (__floatdisf): Likewise.
1388 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1389 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1390 (Wtype_MAXp1_F): New.
1391 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1392 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1394 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1397 * arm.c (arm_apply_result_size): New function.
1398 * arm.h (APPLY_RESULT_SIZE): Define.
1399 * arm-protos.h (arm_apply_result_size): Add prototype.
1400 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1401 (movxf): New expand.
1402 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1403 (call_value_symbol): Remove predicate for operand 0.
1404 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1405 (untyped_call): Rework to correclty return values for any type.
1406 (untyped_return): New expand.
1407 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1409 2005-02-16 Stan Shebs <shebs@apple.com>
1411 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1412 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1414 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1416 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1417 configure settings on Solaris 7 and later.
1419 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1421 PR tree-optimization/19865
1422 * tree-optimize.c (init_tree_optimization_passes): Run
1423 pass_may_alias after pass_sra.
1425 2005-02-16 Richard Henderson <rth@redhat.com>
1426 Stuart Hastings <stuart@apple.com>
1429 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1430 Do nothing if debug info suppressed for this function.
1431 (dbxout_begin_function): Early exit if debug info suppressed for
1434 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1437 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1439 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1441 PR tree-optimization/19967
1442 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1443 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1444 argument TYPE. Adjust calls to fold_builtin_XXX.
1445 (expand_builtin, fold_builtin_1): Adjust calls to
1447 (fold_builtin_strchr, fold_builtin_strpbrk,
1448 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1449 result to a requested type TYPE.
1451 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1454 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1455 (T)x & (T)cst if (T)cst overflows.
1456 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1457 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1459 2005-02-15 Jeff Law <law@redhat.com>
1461 * gcse.c (blocks_with_calls): New bitmap.
1462 (alloc_gcse_mem): Allocate it.
1463 (free_gcse_mem): Free it.
1464 (clear_modifY_mem_tables): Clear it.
1465 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1466 when we encounter CALL_INSNs.
1467 (compute_transp, case MEM): Handle blocks with calls separate
1468 from blocks without calls. Use bitmap iterators rather than
1471 2005-02-15 Peter O'Gorman <peter@pogma.com>
1474 * mklibgcc.in (vis_hide): Use a temporary object file, not
1477 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1480 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1481 access optimization.
1483 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1484 Alan Modra <amodra@bigpond.net.au>
1487 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1488 (_xlqsub): Rename to __gcc_qsub.
1489 (_xlqmul): Rename to __gcc_qmul.
1490 (_xlqdiv): Rename to __gcc_qdiv.
1491 Provide versioned symbol aliases with old names.
1492 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1493 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1494 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1495 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1496 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1498 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1500 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1501 Fold ~(A - 1) and ~(A + -1) to -A.
1503 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1507 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1508 config/pa/pa-host.c:pa_gt_pch_use_address.
1510 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1512 * tree-vn.c (get_value_handle): Make sure that given an
1513 is_gimple_min_invariant expression, we always return it.
1515 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1517 * passes.c (rest_of_handle_gcse): Fix a comment.
1519 2005-02-15 Jeff Law <law@redhat.com>
1521 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1523 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1524 (canon_list_insert, record_last_mem_set_info): Similarly.
1525 (clear_modify_mem_tables): Similarly.
1527 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1529 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1530 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1531 config/mips/mips.md, config/rs6000/aix.h,
1532 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1534 2005-02-15 Richard Henderson <rth@redhat.com>
1536 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1537 call to be best_edge.
1539 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1541 * basic-block.h: Adjust the prototype for find_basic_blocks.
1542 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1543 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1546 * flow.c (recompute_reg_usage): Remove all arguments.
1547 * passes.c (rest_of_compilation): Adjust the call to
1548 recompute_reg_usage.
1549 * rtl.h: Adjust the prototype for recompute_reg_usage.
1551 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1553 * tree-dump.c (dump_files): Update to reflect new member
1555 (dump_register): Add new argument.
1557 (dump_switch_p_1): Check against glob name if doglob was passed.
1558 (dump_switch_p): Check against regular first, then glob if
1559 we didn't have any hits on the dump name.
1560 * tree-optimize.c (register_one_dump_file):
1561 Pass in glob name as well.
1562 * tree-pass.h (struct dump_file_info): Add glob
1565 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1567 PR preprocessor/16323
1568 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1570 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1573 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1574 (trunctfdf2_internal1): New.
1575 (trunctfdf2_internal2): Renamed from trunctfdf2.
1577 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1579 PR tree-optimization/19853
1580 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1582 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1584 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1585 delete_dead_jumptables and cleanup_cfg.
1587 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1589 * reload.c (find_reloads): Swap address_reloaded flags when
1590 swapping commutative operands.
1592 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1594 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1595 Use standard_iv_increment_position for computing the bsi position
1597 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1600 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1603 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1604 life range of hard registers.
1605 * value-prof.c (insn_prefetch_values_to_profile): Only
1608 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1609 profile in libcalls.
1611 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1613 * bitmap.h (bitmap_and_compl_into): Return bool.
1614 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1616 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1618 PR tree-optimization/19944
1619 * fold-const.c (fold): Re-add ABS_EXPR folding.
1621 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1624 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1625 {TARGET,MASK}_XL_COMPAT.
1626 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1628 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1629 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1631 (rs6000_arg_partial_bytes): Same.
1632 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1633 and XL compatibility enabled.
1634 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1635 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1636 test to final condition.
1637 (cmptf_internal2): New.
1638 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1639 xl-compat. Add TFmode information to description.
1641 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1643 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1645 2005-02-13 Jason Merrill <jason@redhat.com>
1648 * fold-const.c (fold_indirect_ref_1): Split out from...
1649 (build_fold_indirect_ref): Here.
1650 (fold_indirect_ref): New fn.
1651 * tree.h: Declare it.
1652 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1653 (gimplify_modify_expr_rhs): Likewise.
1654 (gimplify_expr): Likewise.
1656 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1658 PR tree-optimization/14303
1659 PR tree-optimization/15784
1660 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1661 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1662 ABS_EXPR<x> != 0 to x != 0.
1664 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1666 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1667 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1668 spelling conventions.
1670 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1671 delete_trivially_dead_insns too many times.
1673 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1676 2005-02-12 Ira Rosen <irar@il.ibm.com>
1678 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1679 (vect_is_simple_iv_evolution): Remove redundant parameter
1681 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1682 without last parameter.
1683 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1684 Return pointer step. Call vect_is_simple_iv_evolution without
1685 last parameter. Check only that the step is multiple of size
1686 type. Remove stmt_vinfo updates.
1687 (vect_get_memtag_and_dr): Remove.
1688 (vect_get_memtag): New function.
1689 (vect_address_analysis): New function.
1690 (vect_object_analysis): New function.
1691 (vect_analyze_data_refs): Call vect_object_analysis and
1692 vect_get_memtag. Update stmt_vinfo fields.
1694 2005-02-12 Ira Rosen <irar@il.ibm.com>
1696 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1697 exist and are objects. Remove checks for pointer.
1698 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1699 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1700 (vect_create_data_ref_ptr): Likewise.
1701 (vect_base_addr_differ_p): New function.
1702 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1703 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1704 Don't set the DR_BASE_NAME field of data-ref.
1705 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1707 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1709 * optabs.h (enum optab_index): Add new OTI_ldexp.
1710 (ldexp_optab): Define corresponding macro.
1711 * optabs.c (init_optabs): Initialize ldexp_optab.
1712 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1714 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1716 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1717 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1719 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1720 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1723 2005-02-12 Ira Rosen <irar@il.ibm.com>
1725 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1727 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1729 (vect_get_base_and_offset): Always return an address.
1730 (vect_create_addr_base_for_vector_ref): Remove treatment for
1731 different data reference types.
1732 (vect_compute_data_ref_alignment): Rename base to base_address in
1733 stmt_vec_info. Get the object in order to force its alignment.
1734 (vect_get_memtag_and_dr): Rename base to base_address in
1735 stmt_vec_info. Extract the object for memtag analysis.
1737 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1739 PR regression/19898.
1740 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1741 changes cc_status, use apply modified_in_p to part of cc_status
1742 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1745 2005-02-11 Richard Henderson <rth@redhat.com>
1747 * tree-complex.c (expand_complex_libcall): New.
1748 (expand_complex_multiplication): Use it for c99 compliance.
1749 (expand_complex_division): Likewise.
1750 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1752 * builtins.c (built_in_names): Remove const.
1753 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1755 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1756 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1757 (built_in_names): Remove const.
1758 * c-common.c (c_common_type_for_mode): Handle complex modes.
1759 * flags.h, toplev.c (flag_complex_method): Rename from
1760 flag_complex_divide_method.
1761 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1762 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1763 * libgcc2.h: Declare them.
1764 * libgcc-std.ver: Export them.
1765 * mklibgcc.in (lib2funcs): Build them.
1767 2005-02-11 Steven Bosscher <stevenb@suse.de>
1769 PR tree-optimization/19876
1770 Partially revert my change from 2005-01-14
1771 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1772 (compute_antic): ...and remove the loop here.
1774 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1777 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1778 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1780 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1781 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1783 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1785 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1786 offsets for the big-endian 32-bit case.
1788 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1790 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1792 2005-02-11 Dale Johannesen <dalej@apple.com>
1794 * cselib.c (cselib_process_insn): Clear out regs where
1795 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1796 * reload.c (find_equiv_reg): Ditto.
1798 2005-02-11 Ian Lance Taylor <ian@airs.com>
1800 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1803 * tree.c (build_function_type_list): Work correctly if there are
1806 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1808 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1809 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1810 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1811 TARGET_ZARCH instead of TARGET_64BIT.
1813 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1815 * config/rs6000/t-rtems:
1816 (MULTILIB_OPTIONS): Remove mcpu=602.
1817 (MUTLILIB_DIRNAMES): Remove m602.
1818 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1819 Let mcpu=602 match mcpu=603.
1820 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1822 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1824 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1827 2005-02-10 David Daney <ddaney@avtrex.com>
1829 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1830 * config/i386/linux-unwind.h: Likewise.
1831 * config/ia64/linux-unwind.h: Likewise.
1832 * config/mips/linux-unwind.h: Likewise.
1833 * config/pa/linux-unwind.h: Likewise.
1834 * config/rs6000/linux-unwind.h: Likewise.
1835 * config/s390/linux-unwind.h: Likewise.
1836 * config/sh/linux-unwind.h: Likewise.
1837 * config/sparc/linux-unwind.h: Likewise.
1839 2005-02-10 Steven Bosscher <stevenb@suse.de>
1841 PR tree-optimization/17549
1842 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1843 TER to replace a DEF with its expression if the DEF and the
1844 rhs of the expression we replace into have the same root
1847 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1849 * config/mips/mips.md: Fix the placement of the match_scratch in the
1852 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1854 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1857 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1859 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1860 (strip_offset): Handle addresses.
1861 (add_address_candidates): Use strip_offset.
1862 (difference_cost): Reflect strip_offset change.
1863 (force_var_cost, difference_cost): Strip nops.
1865 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1867 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1869 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1870 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1871 config/cris/cris-protos.h, config/cris/cris.c: Update
1874 2005-02-10 Jeff Law <law@redhat.com>
1876 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1877 (lookup_avail_expr): Similarly.
1879 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1881 * builtins.c (fold_builtin_powi): New function.
1882 (fold_builtin_1): Call it.
1884 2005-02-10 Steven Bosscher <stevenb@suse.de>
1886 PR documentation/19309
1887 * doc/cpp.texi: The __GNUC__ and related predefined macros
1888 are also defined for the "standalone" cpp.
1889 Some non-GCC compilers may also define __GNUC__.
1891 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1894 * c-typeck.c (common_type): New routine. Old common_type renamed
1896 (c_common_type): ...this.
1897 (build_conditional_expr, build_binary_op): Use c_common_type instead
1900 2005-02-10 Steven Bosscher <stevenb@suse.de>
1902 * doc/md.texi: Replace @samp{length} with @code{length}.
1904 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1906 PR tree-optimization/18687
1907 * tree-flow.h (find_loop_niter): Declare.
1908 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1909 Try using scev even for loops with more than one exit.
1910 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1911 (struct ivopts_data): Added niters field.
1912 (struct nfe_cache_elt): New.
1913 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1915 (tree_ssa_iv_optimize_init): Initialize niters cache.
1916 (determine_number_of_iterations): Removed.
1917 (find_induction_variables): Do not call determine_number_of_iterations.
1918 Access niters for single exit through niter_for_single_dom_exit.
1919 (add_iv_outer_candidates): Access niters for single exit through
1920 niter_for_single_dom_exit.
1921 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1922 number_of_iterations_cond.
1923 (iv_period): New function.
1924 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1925 (may_replace_final_value): Take data argument. Use
1926 niter_for_single_dom_exit.
1927 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1928 (rewrite_use_compare): Pass data to may_eliminate_iv.
1929 (rewrite_use_outer): Pass data to may_replace_final_value.
1930 (free_loop_data): Clean up the niters cache.
1931 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1932 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1933 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1934 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1935 (num_ending_zeros): Moved to tree.c.
1936 * tree.h (num_ending_zeros): Declare.
1937 * tree.c (num_ending_zeros): Moved from tree.c.
1939 2005-02-09 Richard Henderson <rth@redhat.com>
1941 * builtins.c (DEF_BUILTIN): Add COND argument.
1942 * tree.h (DEF_BUILTIN): Likewise.
1943 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1944 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1946 (DEF_BUILTIN_STUB): New.
1947 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1948 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1949 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1950 * c-common.c (DEF_BUILTIN): Add COND argument.
1951 * tree.c (local_define_builtin): New.
1952 (build_common_builtin_nodes): New.
1954 2005-02-09 Roger Sayle <roger@eyesopen.com>
1956 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1957 floating point expression ignoring the sign of the result.
1958 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1959 (fold) <MULT_EXPR>: Use it to simplify x*x.
1960 * tree.h (fold_strip_sign_ops): Prototype here.
1961 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1962 argument. Use fold_strip_sign_ops to simplify the first argument.
1963 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1964 first argument when the second argument is an even integer
1965 constant, but only with -funsafe_math_optimizations.
1966 (fold_builtin_1): Update call to fold_builtin_copysign.
1968 2005-02-09 Ian Lance Taylor <ian@airs.com>
1971 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1972 just check whether EH_FILTER_FAILURE falls through.
1974 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1976 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1977 insns return to ready list in the next turn.
1979 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1982 * builtins.def: New __builtin_powi[lf].
1983 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1984 (expand_builtin_powi): New function.
1985 (expand_builtin): Dispatch to expand_builtin_powi.
1986 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1987 * libgcc2.c: Add __builtin_powi[lf] implementation.
1988 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1989 * optabs.h: Add powi_optab.
1990 * optabs.c (init_optabs): Initialize powi_optab.
1991 * doc/extend.texi: Document __builtin_powi[lf].
1993 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1995 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1998 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2001 * fold-const.c (try_move_mult_to_index): Remove redundant
2002 type argument. Create ADDR_EXPR with correct type.
2003 (fold): Update callers of try_move_mult_to_index. Convert
2004 result to the appropriate type.
2006 2005-02-09 Roger Sayle <roger@eyesopen.com>
2009 * config/avr/avr.c (default_rtx_costs): Delete.
2010 (avr_operand_rtx_cost): New function.
2011 (avr_rtx_costs): Completely rewrite.
2013 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2016 * config/cris/cris.c (in_code): New variable.
2017 (cris_output_addr_const): Now a static function, a wrapper for
2019 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2020 case from old cris_output_addr_const.
2021 (cris_asm_output_label_ref): Similar for LABEL_REF.
2022 (cris_output_addr_const_extra): Similar for UNSPEC.
2023 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2024 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2025 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2027 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2028 (cris_asm_output_label_ref): Declare.
2030 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2032 PR preprocessor/19801
2033 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2034 filenames that changed when libcpp was moved to the toplevel.
2036 2005-02-07 Roger Sayle <roger@eyesopen.com>
2038 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2039 zero extensions of BImode operands. Call lowpart_subreg instead
2040 of gen_lowpart_common and gen_lowpart_SUBREG.
2042 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2045 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2046 * configure.ac: Set cc_for_cross_gnattools.
2047 * configure: Regenerate.
2049 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2052 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2054 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2057 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2058 of nested functions.
2060 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2062 * doc/extend.texi: Document deprecated extensions allowing
2063 static floating-point members to have initializers and allowing
2064 floating-point literals in integral constant expressions.
2066 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2068 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2069 config/darwin7.h, config/mips/mips.c,
2070 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2073 * cse.c: Update comments.
2075 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2078 * builtins.c (fold_builtin_sqrt): Transform
2079 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2082 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2083 Dorit Naishlos <dorit@il.ibm.com>
2085 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2086 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2087 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2089 * tree.h (vect_set_verbosity_level): New extern function declaration
2091 * tree-vectorizer.h (verbosity_levels): New enum type.
2092 * tree-vectorizer.c (vect_debug_stats): Function removed.
2093 (vect_debug_details): Likewise.
2094 (vect_verbosity_level): Global variable was defined and initialized.
2095 (vect_dump): Global variable definition.
2096 (vect_print_dump_info): New function.
2097 (vect_set_dump_settings): New function.
2098 (vect_set_verbosity_level): New function.
2099 (vectorize_loops): Add call to vect_set_dump_settings.
2101 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2102 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2103 (slpeel_tree_peel_loop_to_edge): Likewise.
2105 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2106 appropriate verbosity level instead of call to vect_debug_details
2107 or vect_debug_stats.
2108 (vect_get_base_and_offset):
2109 (vect_create_addr_base_for_vector_ref):
2110 (get_vectype_for_scalar_type):
2111 (vect_create_data_ref_ptr):
2113 (vect_get_vec_def_for_operand):
2114 (vect_finish_stmt_generation):
2115 (vectorizable_assignment):
2116 (vectorizable_operation):
2117 (vectorizable_store):
2118 (vectorizable_load):
2119 (vect_transform_stmt):
2120 (vect_update_ivs_after_vectorizer):
2121 (vect_do_peeling_for_loop_bound):
2122 (vect_update_inits_of_drs):
2123 (vect_do_peeling_for_alignment):
2124 (vect_transform_loop):
2125 (vect_is_simple_use):
2126 (vect_analyze_operations):
2127 (vect_is_simple_iv_evolution):
2128 (vect_analyze_scalar_cycles):
2129 (vect_analyze_data_ref_dependence):
2130 (vect_analyze_data_ref_dependences):
2131 (vect_compute_data_ref_alignment):
2132 (vect_enhance_data_refs_alignment):
2133 (vect_analyze_data_refs_alignment):
2134 (vect_analyze_data_ref_access):
2135 (vect_analyze_data_ref_accesses):
2136 (vect_analyze_pointer_ref_access):
2137 (vect_get_memtag_and_dr):
2138 (vect_analyze_data_refs):
2139 (vect_mark_relevant):
2140 (vect_stmt_relevant_p):
2141 (vect_mark_stmts_to_be_vectorized):
2142 (vect_can_advance_ivs_p):
2143 (vect_get_loop_niters):
2144 (vect_analyze_loop_form):
2145 (vect_analyze_loop):
2146 (vectorize_loops): Likewise.
2148 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2149 (vect_update_inits_of_drs):
2150 (vect_do_peeling_for_alignment):
2151 (vect_transform_loop):
2152 (vect_analyze_operations):
2153 (vect_analyze_scalar_cycles):
2154 (vect_analyze_data_ref_dependences):
2155 (vect_analyze_data_refs_alignment):
2156 (vect_analyze_data_ref_accesses):
2157 (vect_analyze_data_refs):
2158 (vect_mark_stmts_to_be_vectorized):
2159 (vect_get_loop_niters):
2160 (vect_analyze_loop_form):
2161 (vect_analyze_loop): Likewise.
2162 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2164 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2168 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2169 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2170 either -ffast-math or -funsafe-math-optimizations is in use.
2172 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2173 * config/mips/irix-csr.c: New file.
2174 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2175 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2176 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2179 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2181 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2182 redundant, incorrect definitions.
2184 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2186 ("*tls_indirect_call"): New, reference hard regs directly.
2187 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2189 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2191 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2192 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2194 2005-02-06 Roger Sayle <roger@eyesopen.com>
2196 PR rtl-optimization/19800
2197 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2198 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2201 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2203 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2205 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2208 * doc/invoke.texi: Correct documentation of -freorder-functions.
2210 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2213 * doc/invoke.texi: Don't mention gccbug.
2215 2005-02-06 Roger Sayle <roger@eyesopen.com>
2216 Andrew Pinski <pinskia@physics.uc.edu>
2217 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2219 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2220 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2221 into just (zero_extract:SI FOO (const_int 1) BAR).
2223 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2225 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2226 macro locally. Don't give last revision date. Use GCC version
2227 number from gcc-common.texi.
2228 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2229 revision date. Use GCC version number from gcc-common.texi.
2230 Describe being a library as current state rather than as 3.x
2232 * doc/gcc.texi: Remove last update date.
2233 * doc/gccint.texi: Likewise. Update copyright dates.
2234 * doc/install.texi: Update copyright dates.
2236 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2239 * doc/invoke.texi: Mention for each option included in -Wall that
2240 it is included in -Wall.
2241 * doc/gcc.texi: Update copyright and last modification date.
2243 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2245 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2246 unnecessary cast to original induction variable increments.
2248 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2250 PR tree-optimization/18219
2251 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2252 in distributed form.
2254 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2256 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2257 Set bitpos and offset later in the function. Do nothing if the
2258 target is a register and if the bitfield lies completely outside
2260 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2261 here. Return an uninitialised register if the source value is stored
2262 in a register and the bitfield lies completely outside that register.
2264 2005-02-06 Steven Bosscher <stevenb@suse.de>
2266 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2269 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2271 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2273 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2275 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2276 * config/darwin8.h: New.
2277 * config/darwin7.h: Update comment.
2279 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2280 Dorit Naishlos <dorit@il.ibm.com>
2282 * tree-vectorizer.h (LOC): New type.
2283 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2284 (loop_line_number): New field in struct _loop_vec_info.
2285 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2287 * tree-vectorizer.c (input.h): Included.
2288 (find_loop_location): New function.
2289 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2290 loop line number removed.
2291 (vect_debug_details): Likewise.
2292 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2294 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2295 call to vect_debug_details/stats changed from loop to loop_loc.
2296 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2297 (slpeel_tree_peel_loop_to_edge): Likewise.
2299 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2300 changed from NULL to UNKNOWN_LOC.
2301 (vect_get_base_and_offset):
2302 (vect_create_addr_base_for_vector_ref):
2303 (get_vectype_for_scalar_type):
2304 (vect_create_data_ref_ptr):
2306 (vect_get_vec_def_for_operand):
2307 (vect_finish_stmt_generation):
2308 (vectorizable_assignment):
2309 (vectorizable_operation):
2310 (vectorizable_store):
2311 (vectorizable_load):
2312 (vect_transform_stmt):
2313 (vect_update_ivs_after_vectorizer):
2314 (vect_do_peeling_for_loop_bound):
2315 (vect_do_peeling_for_alignment):
2316 (vect_transform_loop):
2317 (vect_is_simple_use):
2318 (vect_analyze_operations):
2319 (vect_is_simple_iv_evolution):
2320 (vect_analyze_scalar_cycles):
2321 (vect_analyze_data_ref_dependences):
2322 (vect_compute_data_ref_alignment):
2323 (vect_enhance_data_refs_alignment):
2324 (vect_analyze_data_ref_access):
2325 (vect_analyze_data_ref_accesses):
2326 (vect_analyze_pointer_ref_access):
2327 (vect_get_memtag_and_dr):
2328 (vect_analyze_data_refs):
2329 (vect_mark_relevant):
2330 (vect_stmt_relevant_p):
2331 (vect_mark_stmts_to_be_vectorized):
2332 (vect_can_advance_ivs_p):
2333 (vect_get_loop_niters):
2334 (vect_analyze_loop):
2335 (vectorize_loops): Likewise.
2337 (vectorizable_load): Argument in call to vect_debug_details/stats
2338 changed from loop to LOOP_LOC (loop_vinfo).
2339 (vect_transform_loop):
2340 (vect_analyze_operations):
2341 (vect_analyze_scalar_cycles):
2342 (vect_analyze_data_ref_dependence):
2343 (vect_enhance_data_refs_alignment):
2344 (vect_analyze_data_ref_accesses):
2345 (vect_analyze_pointer_ref_access):
2346 (vect_analyze_data_refs):
2347 (vect_analyze_loop): Likewise.
2349 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2350 changed from loop to loop_loc.
2352 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2354 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2355 Dorit Naishlos <dorit@il.ibm.com>
2357 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2359 (vect_analyze_data_ref_dependences): Likewise.
2361 (vect_is_simple_use): Argument changed from loop structure to
2362 loop_vect_info structure.
2363 (vect_can_advance_ivs_p): Likewise.
2364 (vect_create_index_for_vector_ref): Likewise.
2365 (vect_update_ivs_after_vectorizer): Likewise.
2366 (new_stmt_vec_info): Likewise.
2368 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2369 changed from loop to loop_vinfo.
2370 (vect_create_data_ref_ptr): First argument in call to
2371 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2372 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2373 was changed from loop to loop_vinfo.
2374 (vectorizable_operation): Likewise.
2375 (vectorizable_store): Likewise.
2376 (vect_mark_stmts_to_be_vectorized): Likewise.
2377 (vect_do_peeling_for_loop_bound): First argument in call to
2378 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2379 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2380 was changed from loop to loop_vinfo.
2381 (vect_analyze_data_ref_dependences): Third argument in call to
2382 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2384 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2385 (vect_create_data_ref_ptr): Likewise.
2386 (vect_init_vector): Likewise.
2387 (vect_get_vec_def_for_operand): Likewise.
2388 (vectorizable_assignment): Likewise.
2389 (vectorizable_operation): Likewise.
2390 (vectorizable_store): Likewise.
2391 (vectorizable_load): Likewise.
2392 (vect_update_ivs_after_vectorizer): Likewise.
2393 (vect_is_simple_use): Likewise.
2394 (vect_analyze_data_ref_dependence): Likewise.
2395 (vect_analyze_pointer_ref_access): Likewise.
2396 (vect_can_advance_ivs_p): Likewise.
2398 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2399 before _stmt_vec_info.
2400 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2401 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2402 (new_stmt_vec_info): Argument changed from loop structure to
2403 loop_vect_info structure
2405 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2406 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2407 (vect_create_addr_base_for_vector_ref): Likewise.
2408 (vect_analyze_pointer_ref_access): Likewise.
2410 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2413 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2414 phi flag if the phi is abnormal.
2416 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2419 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2420 information for the new statement.
2422 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2425 * gcc.c (main): Include the target in -v output.
2427 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2429 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2430 Do not drop the extend if we'd have to add a paradoxical subreg
2431 later. Include optabs.h and insn-codes.h.
2432 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2434 2005-02-02 Roger Sayle <roger@eyesopen.com>
2437 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2438 * fold-const.c (const_binop): Avoid constant folding floating
2439 point operations in modes that use composite representations.
2440 * simplify-rtx.c (simplify_binary_operation): Likewise.
2442 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2444 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2446 (altivec_dstt): Likewise.
2447 (altivec_dstst): Likewise.
2448 (altivec_dststt): Likewise.
2449 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2452 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2454 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2455 EXPR_LOCUS from orig_cond to the new cond_stmt.
2456 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2459 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2461 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2462 standard_iv_increment_position. Remove call to bsi_next
2463 (no need to bump the iterator anymore).
2464 (vect_create_index_for_vector_ref): Call
2465 standard_iv_increment_position. Remove second function argument.
2466 (vect_finish_stmt_generation): Remove call to bsi_next
2467 (no need to bump the iterator anymore).
2468 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2469 to vect_create_index_for_vector_ref.
2471 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2473 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2474 phis are used out of the loop.
2476 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2479 * c-decl.c (undef_nested_function): New variable.
2480 (pop_scope): Diagnose undefined nested functions.
2481 (finish_function): Don't attempt cgraph processing or genericizing
2482 if current top-level function contained an undefined nested
2483 function. Reset undef_nested_function at the end of a top-level
2486 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2488 * tree.c (build_int_cst_type): Take sign of the value into account
2489 when deciding whether sign extend the value.
2491 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2494 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2495 (cpp_options, cc1_options): Change %{std*&ansi} to
2496 %{std*&ansi&trigraphs}.
2498 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2500 * cse.c: Update comments.
2502 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2504 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2505 arguments go on the stack. Do not put complex doubles in odd/even
2508 2005-02-02 Steven Bosscher <stevenb@suse.de>
2510 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2511 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2512 -ftree-pre, and -fthread-jumps.
2514 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2516 PR tree-optimization/19578
2517 * tree-flow.h (modified_noreturn_calls): Declare.
2518 (noreturn_call_p): Declare.
2519 * tree-flow-inline.h (noreturn_call_p): New function.
2520 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2521 * tree-cfg.c (modified_noreturn_calls): New variable.
2522 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2523 that contain a mid-block noreturn call.
2524 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2526 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2528 * df.c (df_def_record_1, df_uses_record): Don't use
2530 * df.h (DF_FOR_REGALLOC): Remove.
2532 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2535 * c-typeck.c (really_start_incremental_init): Reset
2536 constructor_max_index for arrays of incomplete type.
2538 2005-02-02 Jeff Law <law@redhat.com>
2540 * gcse.c (struct reg_set): Store the block index where the register
2541 was set rather than the setting insn.
2542 (record_one_set, compute_transp): Corresponding changes.
2543 (pre_insert_copy_insn): Do not call replace_one_set.
2544 (replace_one_set): Remove.
2546 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2549 * doc/gcov.texi: Fix typo.
2551 2005-02-01 Richard Henderson <rth@redhat.com
2554 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2555 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2557 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2558 * config/i386/i386-protos.h: Update.
2560 2005-02-01 Steven Bosscher <stevenb@suse.de>
2562 PR tree-optimization/19217
2563 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2564 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2565 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2566 that it is walking a PHI node.
2568 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2570 * doc/extend.texi (Nested Functions): Update.
2572 2005-02-01 Richard Henderson <rth@redhat.com>
2575 * optabs.c (expand_copysign_absneg): Export.
2576 * optabs.h (expand_copysign_absneg): Declare.
2577 * config/rs6000/rs6000.md (copysigntf3): New.
2579 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2581 PR tree-optimization/19633
2582 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2583 * tree-ssa-alias.c (init_alias_info): Initialize.
2584 (merge_pointed_to_info): Set.
2585 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2586 (dump_points_to_info_for): Show value of pt_null.
2587 (struct count_ptr_d): Declare.
2588 (find_ptr_dereference): Remove.
2589 (ptr_is_dereferenced_by): Remove.
2590 (count_ptr_derefs): New local function.
2591 (count_uses_and_derefs): New local function.
2592 (compute_points_to_and_addr_escape): Call it. If the number
2593 of dereferences is greater than zero, mark the pointer as
2594 dereferenced. If there are fewer dereferences than uses of
2595 the pointer, the pointer's value escapes.
2597 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2599 PR tree-optimization/19670
2600 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2602 (verify_use): ... set it here, instead.
2604 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2606 * doc/sourcebuild.texi (Test directives): Fix formatting.
2608 * doc/sourcebuild.texi (Test directives): Describe selector
2611 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2613 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2614 specific 64-bit CPUs.
2616 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2619 * arm.c (arm_eliminable_register): New function.
2620 (adjacent_mem_locations): Don't allow eliminable registers. Use
2621 HOST_WIDE_INT for address offsets.
2622 * arm-protos.h (arm_eliminable_register): Add prototype.
2624 2005-02-01 Steven Bosscher <stevenb@suse.de>
2626 PR optimization/15242
2627 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2628 * basic-block.h (duplicate_computed_gotos): Add prototype.
2629 * bb-reorder.c (duplicate_computed_gotos): New function to
2630 duplicate sufficiently small blocks ending in a computed jump.
2631 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2632 if not optimizing for size.
2633 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2634 never do tail merging for blocks ending in a computed jump.
2635 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2637 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2639 Patch from Richard Sandiford <rsandifo@redhat.com>
2640 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2641 from inheriting a subreg equivalence with a non-spill register.
2643 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2645 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2647 * config/frv/frv.c (movcc_fp_destination_operand): New.
2648 (gpr_or_memory_operand): Fix typo in comment.
2649 (gpr_or_memory_operand_with_scratch): New.
2650 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2651 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2652 movcc_fp_destination_operand.
2653 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2654 Legitimize memory addresses using a scratch register.
2656 2005-01-31 Jeff Law <law@redhat.com>
2658 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2659 bitmap a sparse bitmap instead of a simple bitmap.
2660 (mark_def_sites_initialize_block): Corresponding changes.
2661 (ssa_mark_def_sites_initialize_block): Likewise.
2662 (ssa_mark_phi_uses): Likewise.
2663 (mark_def_site, ssa_mark_def_sites): Likewise.
2664 (mark_def_site_blocks): Likewise.
2665 (rewrite_ssa_into_ssa): Likewise.
2667 * tree-ssa-dom.c (record_cond): Pass correct variable type
2668 for last argument to htab_find_slot_with_hash.
2670 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2671 effects when optimizing 0 % X. Do not try to optimize X % 0.
2673 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2675 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2678 2005-02-01 Eric Christopher <echristo@redhat.com>
2680 * config/mips/mips.c (override_options): Warn if -mint64
2682 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2685 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2687 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2689 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2690 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2691 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2692 (cached_regno): Initialize to INVALID_REGNUM.
2693 (cse_reg_info_table_size,
2694 cse_reg_info_table_first_uninitialized,
2695 cse_reg_info_timestamp): New.
2696 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2698 (init_cse_reg_info, get_cse_reg_info_1): New.
2699 (get_cse_reg_info): Cache the last look-up.
2700 (new_basic_block): Update the code to clear mappings from
2701 registers to cse_reg_info entries.
2702 (cse_main): Call init_cse_reg_info.
2704 * cse.c (get_cse_reg_info): Update a comment.
2706 2005-01-31 Steven Bosscher <stevenb@suse.de>
2709 * c-decl.c (start_decl): Do not warn about arrays of elements with
2710 an incomplete type here.
2711 (grokdeclarator): Do it here by making a pedwarn an error.
2712 * c-typeck.c (push_init_level): If there were previous errors with
2713 the constructor type, do not warn about braces for initializers.
2714 (process_init_element): Likewise for excess initializer elements.
2716 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2718 * cse.c (delete_trivially_dead_insn): Don't iterate.
2720 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2722 * config/rs6000/rs6000.md (copysignsf3): New expand.
2723 (copysigndf3): Likewise.
2725 2005-01-31 Steven Bosscher <stevenb@suse.de>
2727 * recog.c (constrain_operands): Only look for earlyclobber operand
2728 conflicts if an '&' constraint was seen.
2730 2005-01-31 Marc Espie <espie@openbsd.org>
2732 * config.gcc: Don't include embedded systems fragment, switches default
2733 debugging format to ELF.
2734 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2735 longer pick it up there.
2737 2005-01-31 Dale Johannesen <dalej@apple.com>
2739 * doc/extend.texi (nested functions): Fix linkage description.
2740 Clarify that static is not allowed.
2742 2005-01-31 Dale Johannesen <dalej@apple.com>
2744 * config/rs6000/darwin.md (movsf_low_di): Make work.
2745 (movdf_low_di): Make work.
2747 2005-01-31 Dale Johannesen <dalej@apple.com>
2749 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2750 Make work for 64 bit.
2752 2005-01-31 Roger Sayle <roger@eyesopen.com>
2753 Dale Johannesen <dalej@apple.com>
2756 * fold-const.c (fold_binary_op_with_conditional_arg):
2757 Make types match original operands, before STRIP_NOPS.
2759 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2761 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2762 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2763 (struct gcc_sigcontext): Delete. Merge contents to..
2764 (struct gcc_ucontext): ..here.
2765 (get_sigcontext): Delete.
2766 (get_regs): New function, like get_sigcontext but return regs ptr.
2767 64-bit version finds regs from r1 to support vdso.
2768 (ppc_linux_aux_vector): New function.
2769 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2772 2005-01-31 Ira Rosen <irar@il.ibm.com>
2774 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2776 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2777 redundant fold. Fix misalignment for MINUS_EXPR.
2778 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2779 (vect_analyze_pointer_ref_access): Likewise.
2780 (vect_get_memtag_and_dr): Likewise.
2782 2005-01-31 Richard Henderson <rth@redhat.com>
2784 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2785 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2786 absnegdf2_i387, absnegxf2_i387): Likewise.
2788 2005-01-31 Richard Henderson <rth@redhat.com>
2791 * optabs.c (expand_copysign_absneg): New.
2792 (expand_copysign_bit): Split out from ...
2793 (expand_copysign): ... here. Use expand_copysign_absneg.
2795 2005-01-30 Roger Sayle <roger@eyesopen.com>
2798 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2799 constant as the second operand and a register as the third.
2801 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2804 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2805 that dllimport'd functions do not use all call-clobbered registers
2808 2005-01-30 Richard Henderson <rth@redhat.com>
2811 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2812 expand_abs_nojump and generalize. Use operand_subword and
2813 emit_no_conflict_block. Support large modes.
2814 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2816 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2817 negation to subtraction.
2818 (expand_copysign): Check that the format has signed zeros.
2819 Use operand_subword and emit_no_conflict_block. Support large modes.
2821 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2823 Fix PR tree-optimization/19624
2825 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2826 * tree-ssa-pre.c: Add cfgloop.h.
2828 (pre_stats): New member, constified.
2829 (inserted_exprs): New static variable.
2830 (NECESSARY): New macro.
2831 (create_expression_by_pieces): Fold the expression, and
2832 mark it as defaulting to not necessary. Also put in
2834 (fully_constant_expression): New function.
2835 (insert_into_preds_of_block): Modify to not insert phis when we
2836 are playing with induction variables.
2837 Push phis onto the inserted_exprs vector, and mark them as not
2838 necessary by default.
2839 (insert_aux): Call fully_constant_expression on eprime.
2840 If all edges produce the same value, mark it constant.
2841 (mark_operand_necessary): New function.
2842 (remove_dead_inserted_code): New function.
2843 (init_pre): Init loop optimizer to get loop info.
2844 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2845 (execute_pre): Commit edge inserts, then remove dead code.
2847 2005-01-30 Richard Henderson <rth@redhat.com>
2849 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2850 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2852 2005-01-30 Richard Henderson <rth@redhat.com>
2855 * config/i386/i386.c (ix86_expand_copysign): New.
2856 (ix86_split_copysign_const): New.
2857 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2858 rearrange op1/nmask operands.
2859 * config/i386/i386-protos.h: Update.
2860 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2861 (copysigndf3): Likewise.
2862 (copysignsf3_const, copysigndf3_const): New.
2863 (copysignsf3_var): Rename from copysignsf3, split out splitter
2864 and fix split predicate for X constraint.
2865 (copysigndf3_var): Similarly.
2867 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2869 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2870 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2871 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2873 2005-01-29 Richard Henderson <rth@redhat.com>
2876 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2877 of # and * in constraints.
2879 2005-01-29 Richard Henderson <rth@redhat.com>
2882 * expr.c (store_field): Don't strip sub-mode cast when the input
2883 data is even smaller.
2885 2005-01-29 Richard Henderson <rth@redhat.com>
2888 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2891 2005-01-29 Richard Henderson <rth@redhat.com>
2893 * combine.c (make_field_assignment): Fix argument order
2896 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2898 PR tree-optimization/15791
2899 * fold-const.c (extract_array_ref): New function.
2900 (fold): Fold comparisons between &a[i] and &a[j] or
2901 semantically equivalent trees.
2903 2005-01-29 Jeff Law <law@redhat.com>
2905 * gcse.c (insert_expr_in_table): Revamp handling of available
2906 and anticipatable occurrence lists to avoid unnecessary list
2908 (insert_set_in_table): Similarly.
2910 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2912 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2914 (c_build_qualified_type): Build qualified array types with
2915 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2916 * c-decl.c (c_make_fname_decl): Build unqualified array type
2917 before qualified type.
2918 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2919 type is qualified, not just if type itself is. Don't apply
2920 qualifiers to array type when declarator is processed. Apply
2921 qualifiers to field type whether or not it is an array type.
2922 Don't handle array types specially for applying qualifiers to
2924 * c-typeck.c (composite_type): Build unqualified element type and
2925 array type when forming composite of array types.
2926 (common_pointer_type, comptypes, comp_target_types,
2927 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2928 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2930 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2931 (args2) in variables a1 and a2.
2933 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2935 * cse.c (n_elements_made, max_elements_made): Remove.
2936 (insert): Don't touch n_elements_made.
2937 (cse_main): Don't touch n_elements_made or max_elements_made.
2939 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2942 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2943 configuration part of dp-bit.c to be lost.
2945 2005-01-28 Roger Sayle <roger@eyesopen.com>
2947 * expmed.c (expand_mult_highpart_optab): When attempting to use
2948 a non-widening multiplication in a wider mode, the operands need
2949 to be converted (zero or sign extended) to that mode.
2951 2005-01-28 Ian Lance Taylor <ian@airs.com>
2955 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2956 through if both operands fall through.
2958 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2960 * cse.c (fold_rtx) <PC>: Don't optimize.
2962 2005-01-28 Jeff Law <law@redhat.com>
2964 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2965 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2967 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2969 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2970 cse_reg_info_used_list_end): Remove.
2971 (cse_reg_info_list, cse_reg_info_list_free): New.
2972 (get_cse_reg_info): When allocating an instance of
2973 cse_reg_info, add it to the beginning of the cse_reg_info_list
2974 list. Remove code to maintain cse_reg_info_used_list.
2975 (new_basic_block): Reset the free list to the beginning of
2978 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2980 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2981 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2982 (frv_expand_mdpackh_builtin): New function.
2983 (frv_expand_builtin): Use it to expand __MDPACKH.
2984 * doc/extend.texi (__MDPACKH): Update documentation.
2986 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2988 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2989 SSE_FLOAT_MODE_P for use_sse computation.
2991 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2994 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2996 2005-01-27 Richard Henderson <rth@redhat.com>
2998 * builtins.c (expand_builtin_copysign): New.
2999 (expand_builtin): Call it.
3000 * genopinit.c (optabs): Add copysign_optab.
3001 * optabs.c (init_optabs): Initialize it.
3002 (expand_copysign): New.
3003 * optabs.h (OTI_copysign, copysign_optab): New.
3004 (expand_copysign): Declare.
3006 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3007 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3009 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3010 (ix86_expand_fp_absneg_operator): ... here.
3011 (ix86_split_copysign): New.
3012 * config/i386/i386-protos.h: Update.
3013 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3014 (copysignsf3, copysigndf3): New.
3016 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3017 (copysignsf3, ncopysignsf3): New.
3018 (copysigndf3, ncopysigndf3): New.
3019 (copysignxf3, ncopysignxf3): New.
3020 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3022 2005-01-27 Arend Bayer <arend.bayer@web.de>
3023 Kazu Hirata <kazu@cs.umass.edu>
3025 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3026 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3027 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3030 2005-01-27 Jeff Law <law@redhat.com>
3032 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3033 definitions of SSA_NAMEs which are not being rewritten.
3034 (rewrite_ssa_into_ssa): Only initialize the current definition
3035 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3036 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3037 SSA_NAMEs before returning.
3039 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3041 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3042 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3043 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3044 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3045 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3047 2005-01-27 Steven Bosscher <stevenb@suse.de>
3050 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3051 higher to -O2 and higher. Likewise for tree PRE.
3052 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3055 2005-01-27 Ian Lance Taylor <ian@airs.com>
3058 * gimple-low.c (try_catch_may_fallthru): New static function.
3059 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3060 * tree-inline.c (expand_call_inline): Don't warn about reaching
3061 the end of a non-void function being inlined if the function uses
3064 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3066 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3069 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3070 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3071 (implicitly_declare): Handle error_mark_node.
3073 2005-01-27 Richard Henderson <rth@redhat.com>
3076 * tree.h (struct tree_decl): Add debug_expr_is_from.
3077 (DECL_DEBUG_EXPR_IS_FROM): New.
3078 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3079 * dwarf2out.c (dwarf2out_var_location): Update to match.
3080 * tree-outof-ssa.c (create_temp): Likewise.
3081 * var-tracking.c (track_expr_p): Likewise.
3082 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3083 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3084 * toplev.c (default_tree_printer): Likewise.
3086 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3088 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3089 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3091 2005-01-27 Steven Bosscher <stevenb@suse.de>
3093 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3094 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3095 ASM_CLOBBERS): Add tree checks.
3097 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3098 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3099 * c-common.def (SWITCH_STMT): Update to match.
3100 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3101 macros instead of SWITCH_EXPR ones.
3102 * c-dump.c (c_dump_tree): Likewise.
3103 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3104 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3106 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3108 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3110 * unwind-dw2.c (execute_stack_op): Add missing cases for
3111 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3113 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3115 * config.gcc (Obsolete configurations): Remove 'dummy', add
3116 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3119 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3121 PR tree-optimization/19633
3122 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3124 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3125 are no call-clobbered variables.
3126 * tree-outof-ssa.c (check_replaceable): Return false for calls
3129 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3131 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3132 even for variables with NULL DECL_INITIAL.
3134 2005-01-26 Stuart Hastings <stuart@apple.com>
3136 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3138 2005-01-26 Richard Henderson <rth@redhat.com>
3141 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3143 * expr.c (store_field): Strip conversions to odd-bit-sized types
3144 if the destination field width matches.
3146 2005-01-26 Richard Henderson <rth@redhat.com>
3148 * c-decl.c, expmed.c, expr.c: Revert last change.
3150 2005-01-26 Richard Henderson <rth@redhat.com>
3153 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3155 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3156 if we don't need the bits above those present in the current mode.
3157 * expr.c (store_field): Strip conversions to odd-bit-sized types
3158 if the destination field width matches.
3160 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3162 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3163 either -ffast-math or -funsafe-math-optimizations is in use.
3165 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3169 * config/avr/avr.c (notice_update_cc): Only set condition code for
3170 ashrqi3 if shift count > 0.
3171 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3172 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3173 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3174 count <= 0 as a no-op, and shift count >= width by copying zero
3175 or sign bit to all bits of the result.
3176 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3177 count, with attribute "length" set to 0 and "cc" set to "none".
3179 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3181 * doc/invoke.texi: Document -mTLS.
3183 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3184 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3185 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3186 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3187 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3188 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3189 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3190 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3192 * configure.ac: Check for a TLS capable gas.
3194 * configure: Regenerate.
3196 2005-01-26 Richard Henderson <rth@redhat.com>
3199 * combine.c (make_field_assignment): Simplify store to zero_extract
3200 from a source with an overlapping mask.
3202 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3204 2004-11-11 Eric Christopher <echristo@redhat.com>
3206 * config/frv/frv.md: Add fr400_integer automaton. Don't
3207 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3210 2005-01-26 Steven Bosscher <stevenb@suse.de>
3213 * cfgbuild.c (make_edges): Do not clear or set
3214 current_function_has_computed_jump.
3215 * function.h (struct function): Remove the has_computed_jump field.
3216 (current_function_has_computed_jump): Do not define.
3217 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3218 in a computed jump. Ignore current_function_has_computed_jump.
3220 2005-01-26 Richard Henderson <rth@redhat.com>
3223 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3224 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3226 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3227 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3228 objects into static storage if they have more than one non-zero value.
3229 * tree.h (categorize_ctor_elements): Update decl.
3231 2005-01-26 Steven Bosscher <stevenb@suse.de>
3234 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3235 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3236 to this function from 2004-07-10.
3237 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3238 the current function for tail call optimizations if the address
3239 of one of it its arguments is taken.
3241 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3243 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3245 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3247 * function.c (expand_function_end): If current_function_calls_alloca,
3248 emit stack restore in a place that is reached when the function falls
3251 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3253 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3254 rule to avoid matching inappropriate suffix rule.
3256 2005-01-26 Jan Hubicka <jh@suse.cz>
3258 PR tree-optimization/19241
3259 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3261 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3263 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3264 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3266 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3267 <sim*>: Always use crt1.o, regardless of N in simN.
3268 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3269 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3270 (CRT_CALL_STATIC_FUNCTION): Remove.
3271 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3272 use crt1.o, regardless of N in simN.
3273 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3274 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3275 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3276 case isystem setting.
3277 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3279 2005-01-25 Ian Lance Taylor <ian@airs.com>
3281 * gimple-low.c (block_may_fallthru): Correct handling of
3282 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3284 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3286 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3287 handlers to match indentation; nested under the mtune=* handler.
3288 Similar for mcpu= and march=.
3290 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3292 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3293 * config/mips/linux64.h (LIB_SPEC): Likewise.
3294 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3295 * config/sh/linux.h (LIB_SPEC): Likewise.
3297 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3299 * config/frv/frv.c (frv_legitimize_tls_address): New.
3300 (TARGET_HAVE_TLS): Define.
3301 (FRV_SYMBOL_REF_TLS_P): Define.
3302 (frv_override_options): Handle new register classes.
3303 (frv_legitimate_address_p): Reject tls addresses.
3304 (frv_legitimize_address): Handle TLS addresses.
3305 (gen_inlined_tls_plt): New.
3307 (frv_legitimize_tls_address): New.
3308 (unspec_got_name): Add TLS entries.
3309 (got12_operand): Add R_FRV_TLSMOFF12 case.
3310 (frv_emit_move): Fixup TLS addresses.
3311 (frv_emit_movsi): Legitimize TLS addresses.
3313 * config/frv/frv.h (MASK_BIG_TLS): New.
3314 (TARGET_BIG_TLS): New.
3315 (HAVE_AS_TLS): Define.
3316 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3317 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3318 (REG_CLASS_NAMES): Same.
3319 (REG_CLASS_CONTENTS): Same.
3320 (CONSTRAINT_LEN): New.
3321 (REG_CLASS_FROM_CONSTRAINT): New.
3322 (PREDICATE_CODES): Add symbolic_operand.
3324 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3325 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3326 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3327 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3328 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3329 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3330 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3331 GR9_REG, GR14_REG, LRREG.
3332 (type): Add load_or_call attribute.
3333 ("load_or_call"): New reservation.
3334 ("call_gettlsoff"): New.
3335 ("tls_indirect_call"): New.
3336 ("tls_load_gottlsoff12"): New.
3337 ("tlsoff_hilo"): New.
3338 ("tls_tlsdesc_ldd"): New.
3339 ("tls_tlsoff_ld"): New.
3342 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3344 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3346 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3347 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3348 * config/frv/frv.c (TLS_BIAS): Define.
3349 (frv_output_dwarf_dtprel): New.
3351 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3353 PR rtl-optimization/19579
3354 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3355 both A and B, see if they don't clobber registers the other expr uses.
3357 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3359 * real.c (do_add): Initialize signalling and canonical members.
3361 * real.c (real_from_integer): Zero out destination.
3363 2005-01-18 Jan Hubicka <jh@suse.cz>
3365 PR tree-optimize/19337
3366 * tree-inline.c (initialize_inlined_parameters): Copy
3367 saved_static_chain_decl only.
3369 2005-01-25 Richard Henderson <rth@redhat.com>
3373 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3374 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3375 80387 enabled, to return a proper subclass. Return the subset that
3376 overlaps with GENERAL_REGS for PLUS.
3377 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3379 2005-01-25 Richard Henderson <rth@redhat.com>
3382 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3384 2005-01-25 Roger Sayle <roger@eyesopen.com>
3386 * expmed.c (choose_multiplier): Change interface to return the
3387 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3388 (expand_divmod): Update calls to choose_multiplier.
3390 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3393 * expmed.c (extract_bit_field): Use adjust_address instead of
3394 gen_lowpart when op0 is a MEM.
3396 2005-01-24 Steven Bosscher <stevenb@suse.de>
3398 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3400 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3402 * config/mips/irix-csr.c: New file.
3403 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3404 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3405 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3408 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3411 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3412 sparc/elf.h, add sparc/sp-elf.h.
3413 (sparc-*-rtems*): Likewise.
3414 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3415 tm-dwarf2.h, add sparc/sp-elf.h.
3416 (sparc86x-*-elf): Likewise.
3417 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3418 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3419 TARGET_OS_CPP_BUILTINS.
3420 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3421 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3423 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3424 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3425 (SWITCH_TAKES_ARG): Likewise.
3426 (LOCAL_LABEL_PREFIX): Likewise.
3427 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3428 (TARGET_N_FORMAT_TYPES): Delete.
3429 (TARGET_FORMAT_TYPES): Likewise.
3430 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3431 * config/sparc/elf.h: Delete.
3432 * config/sparc/sp-elf.h: New file.
3434 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3436 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3437 * tree-flow.h: Remove the corresponding prototype.
3438 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3439 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3441 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3444 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3445 for AIX ABI or ELF -fPIC.
3446 (rs6000_emit_load_toc_table): Don't create toc_section here.
3447 (rs6000_xcoff_file_start): Nor here.
3449 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3451 * sh.c (ra.h): Don't #include.
3452 (hard_regs_intersect_p): New function, resurrected from ra.c.
3454 * sh.c: Fix 1996 Copyright.
3456 2005-01-24 Richard Henderson <rth@redhat.com>
3457 Aldy Hernandez <aldyh@redhat.com>
3459 * regrename.c (note_sets): Handle subregs.
3461 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3464 * genconditions.c (write_header, write_conditions): Elide file if
3467 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3469 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3470 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3473 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3475 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3476 expand_builtin_printf, expand_builtin_fprintf,
3477 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3478 checking against POINTER_TYPE.
3479 (validate_arglist): Handle POINTER_TYPE code by checking
3482 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3484 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3486 (for_each_rtx): Call for_each_rtx_1.
3487 * rtl.h (init_rtlanal): Declare.
3488 * toplev.c (backend_init): Call init_rtlanal.
3490 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3492 * flow.c (propagate_one_insn): Formatting.
3495 * flow.c (libcall_dead_p): Be more conservative if unsure.
3496 If there are any instructions between insn and call, see if they are
3497 all dead before saying the libcall is dead.
3499 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3501 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3502 operand constraint for operand 0.
3504 2005-01-23 Richard Henderson <rth@redhat.com>
3507 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3508 edges leading to join block.
3510 2005-01-23 Roger Sayle <roger@eyesopen.com>
3512 * expmed.c (expand_mult_highpart): Make static. Change type of
3513 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3514 (expand_divmod): Updates calls to expand_mult_highpart by using
3515 gen_int_mode to pass a CONST_INT rtx.
3516 * rtl.h (expand_mult_highpart): Remove prototype.
3518 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3520 * flow.c (regset_bytes, regset_size): Remove.
3522 * cfganal.c: Fix a reference to Harvey's paper.
3524 2005-01-23 Steven Bosscher <stevenb@suse.de>
3526 PR rtl-optimization/19464
3527 * tree-optimize.c (init_tree_optimization_passes): Add one more
3528 copyrename pass just before out-of-ssa.
3530 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3533 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3534 * ggc-none.c (ggc_free): Define.
3536 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3538 * cse.c (max_reg, max_insn_uid): Remove.
3539 (cse_main): Don't access max_reg or max_insn_uid.
3541 * c-common.c (explicit_flag_signed_bitfields,
3542 lang_statement_code_p, lang_expand_function_end): Remove.
3543 * c-common.h: Remove the corresponding declarations.
3544 * c-opts.c (c_common_handle_option): Remove all write access
3545 to explicit_flag_signed_bitfields.
3547 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3548 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3549 * cgraph.h: Remove the corresponding declaration.
3551 * gcse.c (null_pointer_info): Remove.
3553 2005-01-23 Roger Sayle <roger@eyesopen.com>
3554 Eric Botcazou <ebotcazou@libertysurf.fr>
3556 * combine.c (simplify_logical): Only simplify logical expressions
3557 of the form ior(and(x,y),z) by the inverse distributive law if the
3558 result is cheaper than the original.
3560 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3562 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3563 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3564 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3565 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3566 config/freebsd-spec.h, config/arm/arm.h,
3567 config/h8300/h8300.md, config/i386/i386.md,
3568 config/i386/predicates.md, config/i386/sse.md,
3569 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3570 config/vax/vax.md: Fix comment typos. Follow spelling
3573 2005-01-23 Steven Bosscher <stevenb@suse.de>
3575 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3576 tests, instead of `less than'.
3578 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3580 * function.c (assign_parm_setup_block): When creating a new stack slot
3581 for a parameter, get its alignment from the parameter's DECL_ALIGN
3582 rather than the type's TYPE_ALIGN. Make sure that the parameter
3583 is at least word aligned.
3585 2005-01-22 Roger Sayle <roger@eyesopen.com>
3588 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3590 2005-01-22 Richard Henderson <rth@redhat.com>
3593 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3594 in both compare operands.
3595 (movdfcc_1_sse_max): Likewise.
3596 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3597 (movdfcc_1_sse): Likewise.
3598 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3599 scratch register as needed.
3601 2005-01-22 Richard Henderson <rth@redhat.com>
3603 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3605 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3607 2005-01-22 Richard Henderson <rth@redhat.com>
3609 * genopinit.c (optabs): Use smin/smax for floating point too.
3610 * doc/md.texi: Update to match. Clarify that floating point
3611 results are undefined for +0/-0 and NaN.
3612 * doc/rtl.texi: Likewise.
3613 * rtl.def (SMIN, SMAX): Likewise
3614 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3616 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3617 leading 's' to the name.
3618 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3619 smaxxf3, sminxf3): Likewise.
3620 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3623 2005-01-22 Paul Brook <paul@codesourcery.com>
3625 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3627 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3629 * config/s390/s390.c (struct processor_costs): New fields
3630 dlgr, dlr, dr, dsgfr, dsgr.
3631 (z900_cost, z990_cost): Values for new fields.
3632 (s390_rtx_costs): New cases MEM und COMPARE in switch
3633 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3634 DIV, MOD, UDIV, UMOD.
3636 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3638 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3639 into the register being decremented.
3640 ("doloop_si31", "doloop_di"): Likewise.
3641 ("*doloop_si_long"): Adapt pattern.
3643 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3645 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3647 (CLASS_MAX_NREGS): Likewise.
3649 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3651 * doc/tree-ssa.texi (Statement Operands): Add example for new
3652 must-def macro. Note deprecation of old operands interface.
3654 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3656 PR tree-optimization/19484
3657 * tree-cfg.c (remove_fallthru_edge): New function.
3658 (cleanup_control_flow): Remove fallthru edges from calls that are
3659 now known not to return.
3661 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3663 Fix PR tree-optimization/19038
3664 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3665 copies with loop variant ones.
3667 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3669 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3670 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3671 config/alpha/alpha.md, config/alpha/predicates.md,
3672 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3673 config/sparc/sol2.h: Update copyright.
3675 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3676 first label to see if it is a nonlocal label.
3678 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3679 Andrew Pinski <pinskia@physics.uc.edu>
3682 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3683 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3685 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3687 * config/rs6000/rtems.h: Update copyright.
3689 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3692 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3693 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3694 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3696 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3699 * c-typeck.c (convert_arguments): Check for error_mark_node.
3701 2005-01-21 Ian Lance Taylor <ian@airs.com>
3703 PR tree-optimization/13000
3704 * tree-inline.c: Include "tree-flow.h".
3705 (expand_call_inline): If warn_return_type, warn if non-void inline
3706 function falls through.
3707 * tree-cfg.c (execute_warn_function_return): Don't warn about
3708 control reaching end if TREE_NO_WARNING is set. Set
3710 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3712 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3713 branch if we don't need one.
3714 * c-typeck.c: Include "tree-flow.h"
3715 (c_finish_bc_stmt): Don't add a goto if the current statement
3716 list doesn't fall through to the current point.
3718 2005-01-21 Roger Sayle <roger@eyesopen.com>
3720 PR rtl-optimization/576
3721 * real.c (real_arithmetic): Change return type from void to bool
3722 to return an indication that the result may be inexact.
3723 * real.h (real_arithmeric): Update prototype.
3724 * fold-const.c (const_binop): Don't constant fold floating
3725 point expressions when the user specifies -frounding-math and
3726 the result may depend upon the run-time rounding mode.
3727 (fold_convert_const_real_from_real): Clean-up.
3728 (fold_initializer): Ignore flag_rounding_math for initializers.
3729 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3730 constant fold FP operations with flag_rounding_math if the
3731 result may depend upon the run-time rounding mode.
3733 2005-01-21 Tom Tromey <tromey@redhat.com>
3735 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3737 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3739 * tree-cfg.c: Fix comment typos.
3741 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3743 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3744 around the call to rest_of_handle_branch_target_load_optimize.
3746 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3748 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3749 (sparc64-*-openbsd*): Likewise.
3750 (sparclite-*-elf*): Include tm-dwarf2.h.
3751 (sparc86x-*-elf*): Likewise.
3752 (sparc64-*-elf*): Likewise.
3753 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3754 (DBX_DEBUGGING_INFO): Likewise.
3755 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3756 (PREFERRED_DEBUGGING_TYPE): Likewise.
3757 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3758 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3759 (PREFERRED_DEBUGGING_TYPE): Likewise.
3760 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3761 (PREFERRED_DEBUGGING_TYPE): Likewise.
3762 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3764 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3767 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3769 2005-01-20 Paul Brook <paul@codesourcery.com>
3771 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3773 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3775 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3776 label is first in a sequence of labels.
3778 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3780 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3781 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3783 * doc/sourcebuild.texi (Test Directives): New.
3785 2005-01-20 Roger Sayle <roger@eyesopen.com>
3787 * real.c (real_floor): Don't leave the result uninitialized when
3788 mode is VOIDMode, but return the unrounded intermediate value.
3789 (real_ceil): Likewise.
3791 2005-01-20 Paul Brook <paul@codesourcery.com>
3793 * config/arm/arm.md (insv): Use gen_int_mode.
3795 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3797 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3798 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3799 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3800 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3801 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3803 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3806 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3807 fbreg, so we have to assume we can't.
3808 (loc_descriptor_from_tree_1): Ditto.
3809 (containing_function_has_frame_base): New function.
3810 (add_location_or_const_value_attribute): Use it.
3811 Also try to generate a frame_base from a single element location
3814 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3816 PR tree-optimization/15349
3817 * timevar.def (TV_TREE_MERGE_PHI): New.
3818 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3820 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3821 calls to tree_forwarder_block_p.
3822 (remove_forwarder_block_with_phi, merge_phi_nodes,
3823 gate_merge_phi, pass_merge_phi): New.
3824 * tree-optimize.c (init_tree_optimization_passes): Add
3826 * tree-pass.h: Add an extern for pass_merge_phi;
3828 2005-01-20 Richard Henderson <rth@redhat.com>
3831 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3832 (_mm_castps_pd, _mm_castps_si128): New.
3833 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3835 2005-01-20 Richard Henderson <rth@redhat.com>
3838 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3839 __builtin_ia32_vec_init_v2si.
3840 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3841 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3842 (ix86_init_mmx_sse_builtins): Create it.
3843 (ix86_expand_builtin): Expand it.
3844 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3845 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3846 (vec_extractv2si_0, vec_extractv2si_1): New.
3848 2005-01-20 Richard Henderson <rth@redhat.com>
3851 * config/i386/i386.c (ix86_expand_push): New.
3852 * config/i386/mmx.md (push<MMXMODE>1): New.
3853 * config/i386/sse.md (push<SSEMODE>1): New.
3854 * config/i386/i386-protos.h: Update.
3856 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3858 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3861 2005-01-20 Richard Henderson <rth@redhat.com>
3863 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3864 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3866 2005-01-19 Richard Henderson <rth@redhat.com>
3869 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3870 to V4SFmode in SSE1 fallback load path.
3872 2005-01-19 Richard Henderson <rth@redhat.com>
3874 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3875 in QImode expansion to ix86_expand_vector_set.
3876 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3878 2005-01-19 Richard Henderson <rth@redhat.com>
3881 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3882 subclass of the input class.
3883 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3884 Always true for cross-SSE1 classes. Rationalize conditionals.
3885 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3886 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3887 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3888 (movdi_2): Add MMX/SSE zeros.
3889 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3890 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3891 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3892 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3893 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3894 (zero_extendsidi2_rex64_1): Remove.
3895 (MOV0 peephole): Check GENERAL_REG_P.
3897 2005-01-19 Richard Henderson <rth@redhat.com>
3900 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3902 (ix86_expand_vector_extract): Likewise.
3904 2005-01-19 Richard Henderson <rth@redhat.com>
3907 * expr.c (emit_move_change_mode): New argument force; use
3908 simplify_gen_subreg if true.
3909 (emit_move_via_alt_mode): Merge into ...
3910 (emit_move_via_integer): ... here.
3911 (emit_move_ccmode): Use emit_move_change_mode directly.
3913 2005-01-19 Richard Henderson <rth@redhat.com>
3916 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3917 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3918 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3920 (alpha_emit_set_const): Likewise. Make static.
3921 (alpha_emit_set_long_const): Make static.
3922 (alpha_extract_integer): Split out from alpha_expand_mov.
3923 (alpha_split_const_mov): Likewise.
3924 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3925 (alpha_legitimate_constant_p): New.
3926 * config/alpha/alpha-protos.h: Update.
3927 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3928 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3929 * config/alpha/alpha.md (movsi): Add n alternative.
3930 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3931 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3932 (splitters for all of the above): Use alpha_split_const_mov.
3933 * config/alpha/predicates.md (non_add_const_operand): New.
3934 (non_zero_const_operand): New.
3935 (input_operand): Use alpha_legitimate_constant_p after reload.
3937 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3939 PR tree-optimization/19038
3940 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3941 (add_candidate): Add ivs with increment in latch only if
3942 allow_ip_end_pos_p is true.
3943 (determine_iv_cost): Use empty_block_p.
3945 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3947 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3948 (compute_dominance_frontiers): Ditto.
3950 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3953 * config/sh/t-rtems: New.
3954 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3956 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3958 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3959 the offset of the selected field.
3961 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3963 * tree-cfg.c (remove_forwarder_block): Fix the check to
3964 prevent a nonlocal label from appearing in the middle of a
3967 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3969 PR rtl-optimization/19462
3970 * reorg.c (find_end_label): Create return insn only if
3971 current_function_epilogue_delay_list is empty.
3973 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3975 * doc/passes.texi: Remove paragraph mentioning new-ra.
3977 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3979 PR rtl-optimization/15139
3980 * combine.c: Include params.h.
3981 (count_rtxs): New function.
3982 (record_value_for_reg): If replace_rtx would replace at least
3983 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3984 (clobber (const_int 0)) instead of TEM.
3985 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3986 * params.h (MAX_LAST_VALUE_RTL): New.
3987 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3988 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3991 * c-typeck.c (digest_init): Only call build_vector if all constructor
3992 elements are *_CST nodes.
3993 * gimplify.c (gimplify_init_constructor): Likewise.
3996 * c-typeck.c (digest_init): Only call build_vector if inside_init
3999 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4001 * toplev.c (init_asm_output): Remove dead #ifdef.
4003 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4005 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4007 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4009 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4010 accessing DECL_FUNCTION_CODE.
4011 * dojump.c (do_jump): Likewise.
4012 * gimplify.c (gimplify_call_expr): Likewise.
4013 * predict.c (expr_expected_value): Likewise.
4014 (strip_builtin_expect): Likewise.
4015 * tree-inline.c (estimate_num_insns_1): Likewise.
4016 * tree-ssa-loop-im.c (stmt_cost): Likewise
4017 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4018 (tree_expr_nonnegative_p): Likewise.
4020 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4022 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4023 variant of the load_pcrel_sym pattern.
4024 * config/sparc/sparc.md (P macro): Move to the top.
4025 (load_pcrel_sym): Macroize using P.
4026 (save_register_window): Likewise.
4028 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4030 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4033 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4036 * c-typeck.c (build_asm_expr): Strip nops off
4037 input memory operands.
4039 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4041 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4042 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4043 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4044 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4046 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4049 * config/i386/i386.c (override_options): If the 80387 is disabled,
4050 then do not return FP values using FP registers.
4052 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4054 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4055 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4056 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4057 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4058 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4059 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4060 output.h, postreload-gcse.c, postreload.c, recog.c,
4061 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4062 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4063 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4064 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4065 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4066 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4067 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4068 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4070 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4071 config/alpha/alpha.c, config/arm/vfp.md,
4072 config/i386/emmintrin.h, config/i386/i386-modes.def,
4073 config/i386/i386-protos.h, config/i386/i386.h,
4074 config/i386/pmmintrin.h, config/i386/ppro.md,
4075 config/i386/predicates.md, config/i386/xmmintrin.h,
4076 config/i860/i860.c, config/ia64/ia64-modes.def,
4077 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4078 config/ia64/ia64.md, config/ia64/itanium1.md,
4079 config/ia64/itanium2.md, config/ia64/predicates.md,
4080 config/iq2000/iq2000.h, config/mips/linux64.h,
4081 config/rs6000/aix41.h, config/rs6000/aix43.h,
4082 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4083 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4084 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4085 config/sparc/linux64.h, config/sparc/litecoff.h,
4086 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4087 config/sparc/sparc.h, config/sparc/sparc.md,
4088 config/sparc/sysv4-only.h: Update copyright.
4090 2005-01-18 Richard Henderson <rth@redhat.com>
4093 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4095 2005-01-18 Marc Espie <espie@openbsd.org>
4096 * config/i386/openbsdelf.h: Typo.
4098 2005-01-18 Richard Henderson <rth@redhat.com>
4100 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4101 special case for sse.
4102 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4104 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4106 * tree-inline.c (estimate_num_insns_1): Added cases for
4107 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4109 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4111 PR rtl-optimization/19296
4112 * combine.c (simplify_comparison): Rewrite the condition under
4113 which a non-paradoxical SUBREG of a PLUS can be lifted when
4114 compared against a constant.
4116 2005-01-18 Andi Kleen <ak@muc.de>
4118 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4119 * c.opt (-Wpointer-sign): Add.
4120 * doc/invoke.texi: (-Wpointer-sign): Add.
4122 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4124 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4125 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4126 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4127 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4128 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4129 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4130 for TARGET_MIX_SSE_I387.
4131 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4132 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4133 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4134 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4135 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4136 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4137 TARGET_MIX_SSE_I387.
4138 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4141 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4144 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4145 Add movaps alternative for xmm reg->reg move.
4147 2005-01-17 Jeff Law <law@redhat.com>
4149 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4150 at the end of the main DOM loop rather than just before DOM exits.
4152 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4154 PR tree-optimization/19121
4155 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4156 adding aliases to a name tag, also add them to the pointer's
4158 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4159 sensitive alias info at all. Only check that the two pointers
4160 have compatible pointed-to sets.
4161 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4162 a pointer's type tag is a superset of the alias set of the
4165 2005-01-17 James E Wilson <wilson@specifixinc.com>
4168 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4169 comment to document why.
4171 2005-01-17 Richard Henderson <rth@redhat.com>
4173 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4174 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4175 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4176 sse2_vmsminv2df3_finite): New.
4177 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4178 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4179 Force op1 into register.
4181 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4183 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4184 bubblestrap from always rebuilding build directory.
4186 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4188 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4189 ("*cmpmem_short"): Likewise.
4191 2005-01-17 Steven Bosscher <stevenb@suse.de>
4193 * basic-block.h: Document BB_* flags.
4194 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4195 use an sbitmap instead.
4196 * sched-rgn.c (compute_trg_info): Likewise.
4198 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4200 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4201 redundant target_cpu_default and extra_parts lines. Use the default
4203 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4204 (SUBTARGET_EXTRA_SPECS): Delete.
4205 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4206 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4207 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4208 and "n32" for -mabi=n32.
4210 2005-01-17 Ian Lance Taylor <ian@airs.com>
4213 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4214 fold constant variables into initial values.
4216 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4218 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4220 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4221 through the statements backward.
4223 2005-01-17 Ian Lance Taylor <ian@airs.com>
4225 PR middle-end/13127:
4226 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4227 a variable set to the return value of the inlined function.
4229 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4231 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4232 when modes are tieable.
4234 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4236 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4237 of pthread_create to find out if threads are enabled.
4238 * gthr-posix95.h (__gthread_active_p): Likewise.
4240 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4242 * common.opt (-fnew-ra): Remove.
4244 * toplev.h (flag_new_regalloc): Remove.
4245 * Makefile.in (ra*.*): Don't mention.
4246 * passes.c (rest_of_handle_new_regalloc): Remove.
4247 (rest_of_handle_combine, rest_of_compilation): Always consider
4248 flag_new_regalloc as false.
4249 * doc/invoke.texi: Don't document -fnew-ra.
4251 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4253 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4254 last parameter to reg_scan.
4255 * loop.c (loop_optimize): Likewise.
4256 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4257 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4258 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4259 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4260 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4261 * regclass.c (reg_scan): Likewise, for the declaration.
4262 * rtl.h (reg_scan): Likewise, for the prototype.
4264 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4266 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4267 mark_dfs_back_edges.
4269 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4271 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4272 (compute_avail): Uses don't go in tmp_gen.
4274 2005-01-16 Steven Bosscher <stevenb@suse.de>
4276 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4277 loop to look for a free slot in a page entry.
4279 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4282 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4283 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4284 just before targetm.asm_out.file_end.
4285 * tree.h (process_pending_assemble_output_defs): Declare.
4286 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4288 (assemble_alias): Defer generation of assembly code for defines when
4289 TARGET_DEFERRED_OUTPUT_DEFS is true.
4290 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4291 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4292 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4294 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4297 * pa.c (pa_scalar_mode_supported_p): New function.
4298 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4299 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4301 * pa-protos.h (prefetch_operand): Delete.
4302 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4303 * pa.c (prefetch_operand): Delete.
4304 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4305 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4306 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4307 and prefetch_nocc_operand.
4308 * pa.md (prefetch): Rework to avoid reload problems handling short
4309 displacements when a cache control completer needs to be provided.
4310 (prefetch_32, prefetch_64): Delete.
4311 (prefetch_cc, prefetch_nocc): New patterns.
4313 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4315 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4317 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4320 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4321 exceeds maximum alignment for global common data.
4322 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4323 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4325 2004-01-15 Roger Sayle <roger@eyesopen.com>
4327 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4329 2004-01-15 Roger Sayle <roger@eyesopen.com>
4331 * harg-reg-set.h (reg_class_names): Prototype global array.
4332 * regclass.c (reg_class_names): Declare here and initialize to
4334 (dump_regclass): Remove local declaration of reg_class_names.
4335 (regclass): Likewise.
4336 * cfg.c (dump_flow_info): Likewise.
4337 * ra-debug.c (reg_class_names): Likewise.
4338 * regrename.c (reg_class_names): Likewise.
4339 * reload.c (reg_class_names): Likewise.
4340 * reload1.c (spill_failure): Likewise.
4341 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4343 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4345 * config/s390/s390.md ("reload_outti"): Remove predicate for
4346 output operand. Abort if operand is not a MEM.
4347 ("reload_outdi", "reload_outdf"): Likewise.
4349 2005-01-15 Marc Espie <espie@openbsd.org>
4351 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4352 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4353 * config/openbsd.h: Fix C++ includes for native configurations.
4354 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4355 Add trampoline support.
4356 * config/i386/openbsdelf.h: New.
4358 2005-01-15 Marc Espie <espie@openbsd.org>
4360 * collect2.c (main): Explicitly parse -dynamic-linker option.
4362 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4364 PR tree-optimization/19060
4365 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4366 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4367 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4368 and handle extract_range_from_cond returning false.
4369 * fold-const.c (fold): Optimize comparisons with min/max even for
4370 width > HOST_BITS_PER_WIDE_INT.
4372 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4374 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4375 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4376 Remove little endian multilib variants.
4377 Add mips32 multilib variant.
4379 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4381 * explow.c (copy_all_reg, stabilize): Remove.
4382 * expr.h: Remove the corresponding prototypes.
4384 * rtlanal.c (regs_set_between_p): Remove.
4385 * rtl.h: Remove the corresponding prototype.
4387 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4389 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4390 to rs6000_nonimmediate_operand.
4391 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4392 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4393 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4394 rs6000_nonimmediate_operand.
4395 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4396 rs6000_nonimmediate_operand.
4398 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4400 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4402 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4404 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4406 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4407 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4409 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4410 (rs6k_nonimmediate_operand): New.
4411 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4413 (legitimate_lo_sum_address_p): Same.
4414 (rs6000_legitimize_address): Same.
4415 (rs6000_legitimize_reload_address): Same.
4416 (rs6000_legitimate_address): Same.
4417 (spe_build_register_parallel): Pass DF and DC modes in a DI
4420 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4421 to rs6k_nonimmediate_operand.
4423 * config/rs6000/spe.md ("*frob_df_di"): New.
4424 ("*frob_di_df"): New.
4425 ("*frob_di_df_2"): New.
4426 ("*mov_sidf_e500_subreg0"): New.
4427 ("*mov_sidf_e500_subreg4"): New.
4428 ("*movdf_e500_double"): Change predicate to
4429 rs6k_nonimmediate_operand.
4431 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4433 * postreload.c (move2add_note_store): Only call
4434 trunc_int_for_mode on scalar integers.
4436 2005-01-14 Steven Bosscher <stevenb@suse.de>
4438 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4439 replace BB_VISITED uses.
4440 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4441 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4442 (tree_dce_done): Free visited_control_parents.
4443 (perform_tree_ssa_dce): Allocate and clear it.
4444 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4445 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4446 instead of BB_VISITED.
4448 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4450 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4451 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4452 Remove unused prototypes.
4454 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4456 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4457 64-bit register usage.
4458 (spe_func_has_64bit_regs_p): Add FIXME note.
4460 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4462 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4463 flag_finite_math_only with flag_unsafe_math_optimizations.
4465 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4467 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4469 (__tpf_eh_return): Copy TPF private stack area from the module
4470 boundary stack frame. Add check for when module addresses are
4471 equal, but no stub address is found.
4473 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4476 * arm.h (struct machine_function): Add call_via field.
4477 (thumb_call_via_label): Declare.
4478 * arm.c (thumb_call_via_label): New variable.
4479 (thumb_call_reg_needed): New variable.
4480 (arm_output_function_epilogue): For Thumb code, output any per-function
4481 call-indirect trampolines.
4482 (thumb_call_via_reg): New function.
4483 (arm_file_end): New function.
4484 (TARGET_ASM_FILE_END): Call arm_file_end.
4485 (aof_file_end): Likewise.
4486 * arm-protos.h (thumb_call_via_reg): Declare.
4487 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4488 thumb_call_via_reg in normal case.
4490 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4493 PR rtl-optimization/19348
4494 * recog.c (peephole2_optimize): Do global life update if some peephole
4495 decides it doesn't need at least one of its inputs and that change
4496 influences liveness at the start of the basic block.
4498 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4499 arguments instead of 1.
4501 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4504 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4505 zero for nested functions needing a static chain or functions
4506 with a non-constant address.
4508 2005-01-13 Roger Sayle <roger@eyesopen.com>
4510 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4511 (and (sign_extend X) C) into (zero_extend (and X C)).
4513 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4515 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4517 2005-01-13 Richard Henderson <rth@redhat.com>
4522 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4523 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4524 not just TARGET_SSE.
4525 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4526 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4527 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4528 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4529 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4530 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4531 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4532 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4533 (movdicc_c_rex64): Rename with '*'.
4534 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4535 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4536 (movsfcc_1_387): Rename from movsfcc_1.
4537 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4538 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4539 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4540 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4541 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4542 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4543 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4544 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4545 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4546 sse_movdfcc_const0_4): Remove.
4547 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4548 recognize min/max early. Update for changed sse cmove patterns.
4549 (ix86_split_sse_movcc): New.
4550 * config/i386/i386-protos.h: Update.
4552 2005-01-13 Steven Bosscher <stevenb@suse.de>
4554 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4555 (fix_stmt_v_may_defs): Likewise.
4557 2005-01-13 Richard Henderson <rth@redhat.com>
4559 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4560 for converting the mask.
4562 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4564 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4567 2005-01-13 Richard Henderson <rth@redhat.com>
4569 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4570 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4571 IX86_BUILTIN_MOVDQ2Q): Remove.
4572 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4573 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4574 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4576 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4577 (sse2_pextrw): Fix immediate constraint.
4578 (sse2_loadq, sse2_loadq_rex64): Remove.
4579 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4580 Use __builtin_ia32_vec_ext_<size>.
4581 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4583 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4585 * function.c (assign_parm_setup_block): Look inside original
4586 entry_parm when inspecting PARALLEL.
4588 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4589 Joel Sherrill <joel@oarcorp.com>
4592 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4593 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4594 rtems_gxx_recursive_mutex_init.
4595 (__gthread_recursive_mutex_lock): New function.
4596 (__gthread_recursive_mutex_trylock): Likewise.
4597 (__gthread_recursive_mutex_unlock): Likewise.
4599 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4601 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4603 2005-01-13 Jan Beulich <jbeulich@novell.com>
4605 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4606 (ashrti3_internal): Indicate output is early clobber. Generate result
4607 into output rather than first input. Use move for low word of output
4608 if shift count is exactly 64.
4609 (lshrti3_internal): Likewise.
4611 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4615 * reload1.c (delete_output_reload): Don't delete an output reload
4616 if the pseudo lives longer than a single basic block. Adjust and
4617 improve wording of comment.
4619 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4622 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4623 of TYPE_SIZE where we mean the number of bytes.
4625 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4627 * function.c (assign_parm_setup_block): Relax condition on
4628 multi-register optimization.
4630 2005-01-12 Nick Clifton <nickc@redhat.com>
4632 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4633 an "in_delay_slot" attribute of "no" to prevent them being used in
4634 delay slots. This is forbidden because they might generate
4637 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4640 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4643 2005-01-12 Nick Clifton <nickc@redhat.com>
4645 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4646 passed on to GAS) but do not define, as GAS no longer supports or
4647 needs the -m2000 option.
4649 2005-01-11 Roger Sayle <roger@eyesopen.com>
4651 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4652 type as args of unprototyped builtins aren't automatically promoted.
4653 (fold_builtin_abs): Likewise.
4655 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4657 * Makefile.in: Set a `build-warn' variable.
4659 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4661 PR tree-optimization/17949
4662 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4663 (find_interesting_uses_address): Use it.
4665 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4667 * regrename.c (kill_value): Handle subreg's that won't simplify.
4669 2005-01-11 Richard Henderson <rth@redhat.com>
4672 * config/i386/i386.h (enum ix86_builtins): Move ...
4673 * config/i386/i386.c: ... here.
4674 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4675 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4676 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4677 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4678 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4679 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4680 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4681 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4682 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4683 IX86_BUILTIN_LOADDDUP): Remove.
4684 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4685 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4686 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4687 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4688 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4689 (ix86_init_builtins): Make static.
4690 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4691 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4692 if all the modes match. Otherwise, fake it.
4693 (get_element_number, ix86_expand_vec_init_builtin,
4694 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4695 (ix86_expand_builtin): Make static. Update for changed builtins.
4696 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4697 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4698 (ix86_expand_vector_init_duplicate): New.
4699 (ix86_expand_vector_init_low_nonzero): New.
4700 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4701 Split out from ix86_expand_vector_init; handle integer modes.
4702 (ix86_expand_vector_init): Use them.
4703 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4704 * config/i386/i386-protos.h: Update.
4705 * config/i386/predicates.md (reg_or_0_operand): New.
4706 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4707 (movv2sf_internal): Likewise. And a splitter to match them all.
4708 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4709 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4710 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4711 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4712 (mmx_pinsrw): Fix operand ordering.
4713 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4714 rather than sse_loadss expander.
4715 (movv2df splitter): Similarly.
4716 (sse_loadss, sse_loadlss): Remove.
4717 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4718 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4719 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4720 (sse3_movddup): Rename with '*'.
4721 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4722 (sse2_loadsd): Remove.
4723 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4724 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4725 (sse2_pinsrw): Fix argument ordering.
4726 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4727 (sse2_stored): Remove 'r' destination.
4728 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4729 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4730 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4731 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4732 vec_extractv16qi, vec_initv16qi): New.
4734 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4735 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4736 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4738 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4739 (_mm_load_si128, _mm_store_si128): Likewise.
4740 (_mm_load1_pd): Use _mm_set1_pd.
4741 (_mm_load_sd): Use _mm_set_sd.
4742 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4743 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4744 (_mm_set_epi64): Use _mm_set_epi64x.
4745 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4746 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4747 _mm_setr_epi8): Use _mm_set_foo form.
4748 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4749 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4750 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4751 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4752 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4753 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4754 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4755 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4756 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4757 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4758 (_mm_movedup_pd): Use _mm_shuffle_pd.
4759 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4760 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4761 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4762 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4764 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4765 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4766 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4767 (_mm_store_ps): Use raw dereference.
4768 (_mm_store1_ps): Use _mm_storeu_ps.
4769 (_mm_storer_ps): Use _mm_store_ps.
4770 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4771 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4773 2005-01-11 Stan Shebs <shebs@apple.com>
4775 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4776 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4778 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4781 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4782 Skip all DECLs except for FIELD_DECLs.
4784 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4786 * config/s390/s390.c (override_options): Return error if
4787 -mbackchain, -mpacked-stack and -mhard-float are used together.
4788 (s390_va_start): Remove the backchain && packed-stack special case.
4789 (s390_gimplify_va_arg): Likewise.
4790 * doc/invoke.texi: Remove the ABI incompatibility note.
4792 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4794 * config/s390/s390.c (struct s390_frame_layout): Remove
4796 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4797 save_backchain_p with TARGET_BACKCHAIN.
4799 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4802 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4803 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4804 * function.c (locate_and_pad_parm): Set new field.
4805 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4806 Tweak where_pad test to include "none". Always set mem align for
4808 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4809 not sufficient for type.
4810 (assign_parm_setup_block): If stack_parm is zero on entry, always
4811 make a new stack local. Block move old stack parm if necessary
4812 to new aligned stack local.
4813 (assign_parm_setup_stack): Use a block move to handle
4814 potentially misaligned entry_parm.
4815 (assign_parms_unsplit_complex): Specify required alignment when
4816 creating stack local.
4817 * calls.c (compute_argument_addresses): Override alignment of stack
4818 arg calculated from its type with the alignment given by
4819 FUNCTION_ARG_BOUNDARY.
4820 (store_one_arg): Likewise.
4822 2005-01-11 Jan Beulich <jbeulich@novell.com>
4824 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4825 Change respective itanium_class attribute to ialu.
4826 (shladdp4_internal): New.
4827 * config/ia64/predicates.md (shladd_log2_operand): New.
4829 2005-01-11 Richard Henderson <rth@redhat.com>
4831 * expr.c (store_constructor): Use rtvec_alloc instead of
4832 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4834 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4836 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4838 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4840 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4841 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4842 (TARGET_RWRELOC): Define.
4843 (ia64_rwreloc_section_type_flags): Delete.
4844 (ia64_section_type_flags): New function.
4845 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4846 (TARGET_RWRELOC): Define.
4848 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4851 * config/ia64/ia64.c (process_set): For alloc insn, only call
4852 process_epilogue is !frame_pointer_needed.
4854 2005-01-10 Roger Sayle <roger@eyesopen.com>
4857 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4858 unary operator and can't be treated as a binary/comparison operator.
4860 2005-01-10 Richard Henderson <rth@redhat.com>
4862 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4863 (ix86_return_in_memory): Likewise.
4864 (function_arg_advance): Likewise. Mirror structure in function_arg
4865 for choosing register to advance.
4867 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4869 * tree-vectorizer.c, tree.def: Fix comment typos.
4871 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4873 * config/s390/s390.c (struct processor_costs): 4 new fields:
4874 ddbr, ddr, debr, der.
4875 (s390_rtx_costs): More precise handling of divide instructions.
4877 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4879 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4881 2005-01-10 Jan Beulich <jbeulich@novell.com>
4883 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4884 names resulting from -ffunction-sections/-fdata-sections and linkonce
4886 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4887 based on the section name. Rearrange the section name comparison logic
4888 slightly so that each section name is compared against at most once.
4890 2005-01-10 Ben Elliston <bje@au.ibm.com>
4892 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4893 targets for which -fPIC reduces limitations on the GOT size.
4895 2005-01-09 Falk Hueffner <falk@debian.org>
4897 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4900 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4903 * collect2.c (main): Set aixrtl_flag for -brtl option.
4904 (resolve_lib_name): Search for .so file extension before .a
4907 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4909 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4910 (vect_analyze_data_refs_alignment): Add dump prints.
4912 2005-01-09 Ira Rosen <irar@il.ibm.com>
4914 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4915 expr_invariant_in_loop_p.
4916 Initialize outputs first thing in the function.
4917 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4918 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4919 (vect_analyze_pointer_ref_access): Check that the initial condition of
4920 the access function is loop invariant.
4922 2005-01-09 Richard Henderson <rth@redhat.com>
4924 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4925 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4926 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4927 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4928 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4929 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4930 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4931 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4932 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4933 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4934 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4935 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4936 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4937 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4938 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4939 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4940 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4941 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4942 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4943 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4944 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4945 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4946 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4948 (mmx_clrdi, pavgusb): Remove.
4949 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4950 with leading sse_ prefix.
4951 * config/i386/sse.md: Receive them.
4952 * config/i386/mmx.md: New file.
4953 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4954 (subrv2sf3): Turn into expander for normal subtraction.
4955 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4956 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4957 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4958 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4959 commutative; use ix86_binary_operator_ok.
4960 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4961 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4962 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4963 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4964 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4965 Macroize from existing patterns; use ix86_binary_operator_ok.
4966 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4967 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4968 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4969 with vec_select+vec_concat.
4970 (mmx_pshufw, mmx_pshufw_1): Likewise.
4971 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4972 (mmx_uavgv4hi3): Model correctly.
4973 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4974 _mm_xor_si64): Remove casts.
4976 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4978 PR tree-optimization/19224
4979 * tree-scalar-evolution.c (get_instantiated_value,
4980 set_instantiated_value): New functions.
4981 (instantiate_parameters_1): Cache the results.
4982 (instantiate_parameters, resolve_mixers): Initialize and free
4985 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4987 * config/i386/i386.md (addhi_4): Correct reference in comment.
4990 2005-01-08 Richard Henderson <rth@redhat.com>
4992 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4993 (_mm_cvtsi128_si64x): Likewise.
4994 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4995 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4996 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4997 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4998 * config/i386/i386-protos.h: Update.
4999 * config/i386/i386.c (print_operand): Add 'H'.
5000 (ix86_fixup_binary_operands): Split out from ...
5001 (ix86_expand_binary_operator): ... here.
5002 (ix86_fixup_binary_operands_no_copy): New.
5003 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5004 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5005 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5006 (safe_vector_operand): Use CONST0_RTX.
5007 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5008 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5009 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5010 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5012 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5013 (IX86_BUILTIN_CMPNGESS): New.
5014 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5015 (attr type): Add sselog1.
5016 (attr unit, attr memory): Handle it.
5017 (movti, movti_internal, movti_rex64): Move near other integer moves.
5018 (movtf, movtf_internal): Move near other fp moves.
5019 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5020 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5021 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5022 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5023 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5024 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5025 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5026 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5027 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5028 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5029 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5030 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5031 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5032 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5033 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5034 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5035 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5036 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5037 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5038 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5039 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5040 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5041 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5042 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5043 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5044 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5045 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5046 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5047 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5048 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5049 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5050 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5051 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5052 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5053 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5054 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5055 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5056 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5057 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5058 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5059 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5060 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5061 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5062 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5064 (SSEPUSH, push<SSEPUSH>): Remove.
5065 (MMXPUSH, push<MMXPUSH>): Remove.
5066 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5067 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5068 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5069 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5070 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5071 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5072 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5073 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5074 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5075 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5076 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5077 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5078 (ppro_sse_log_V4SF): Handle sselog1.
5079 * config/i386/predicates.md (const_0_to_1_operand): New.
5080 (const_0_to_255_mul_8_operand): New.
5081 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5082 (const_2_to_3_operand, const_4_to_7_operand): New.
5083 * config/i386/sse.md: New file.
5084 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5085 (sse_movups): Rename from sse_movups_1.
5086 (sse_loadlss): Rename from sse_loadss_1.
5087 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5089 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5090 (absv4sf2, negv2df, absv2df): New.
5091 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5092 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5093 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5094 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5095 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5096 (sse3_addsubv4sf3): Model correctly.
5097 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5098 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5099 (sse_movhlps): Model with vec_select+vec_concat.
5100 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5101 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5102 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5103 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5104 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5105 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5106 sse2_pshufhw_1): Likewise.
5107 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5108 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5109 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5110 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5111 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5112 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5113 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5114 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5115 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5116 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5117 sminv8hi3): Mark commutative
5118 operands. Use ix86_binary_operator_ok.
5119 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5120 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5121 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5122 sse2_punpcklqdq): Allow operand2 in memory.
5123 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5124 sse2_movsd): Add memory alternatives.
5125 (sse_storelps): Turn expander into an insn; split after reload.
5126 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5127 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5129 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5131 * configure.ac (DWARF-2 debug_line): Use objdump.
5132 * configure: Regenerate.
5134 2005-01-08 Jeff Law <law@redhat.com>
5135 Diego Novillo <dnovillo@redhat.com>
5137 PR tree-optimization/18241
5138 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5139 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5140 statements with volatile operands.
5141 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5142 operands after marking a statement with has_volatile_ops.
5144 2005-01-08 Roger Sayle <roger@eyesopen.com>
5146 * tree.c (int_fits_type_p): Always honor integer constant
5147 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5149 2005-01-08 Roger Sayle <roger@eyesopen.com>
5151 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5152 the latent bug in rtl_delete_block has been resolved.
5154 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5156 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5157 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5159 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5161 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5162 library as @multilib_dir@/$(SHLIB_SONAME).
5164 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5166 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5167 * configure: Regenerate.
5169 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5171 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5174 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5177 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5178 Convert non-word aligned offset address using ld/std into
5181 2005-01-07 Richard Henderson <rth@redhat.com>
5183 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5185 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5187 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5189 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5191 PR tree-optimization/19283
5192 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5193 is not shorter than the original type.
5195 PR rtl-optimization/19012
5196 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5198 PR rtl-optimization/18861
5199 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5200 (FULL_STATE): Define.
5201 (mark_tablejump_edge): New function.
5202 (purge_dead_tablejump_edges): New function.
5203 (find_bb_boundaries): Use it.
5205 PR tree-optimization/18828
5206 * builtins.c (expand_builtin_next_arg): Remove argument and all
5207 the argument checking.
5208 (expand_builtin): Adjust caller.
5209 (expand_builtin_va_start): Likewise. Remove error for too many
5211 (fold_builtin_next_arg): Issue error for too many arguments.
5212 After checking arguments, replace them with magic arguments that
5213 prevent further checking of the args.
5215 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5217 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5219 2005-01-06 Roger Sayle <roger@eyesopen.com>
5222 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5223 and %{.S:...} (and their negative variants) to test whether the
5224 input file is assembler or pre-processed-assembler independent of
5225 the actual filename extension.
5227 2005-01-06 Roger Sayle <roger@eyesopen.com>
5229 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5230 of sign or zero extended values.
5232 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5234 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5235 for IBM long double format correctly.
5237 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5239 Fix PR tree-optimization/18792
5241 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5242 to first_loop_depth, and use loop depth instead of loop number.
5243 (build_classic_dir_vector): Ditto.
5244 (compute_data_dependences_for_loop): Use depth, not loop number.
5245 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5246 number. Pass in loops, instead of loop numbers.
5247 (gather_interchange_stats): Ditto.
5248 (linear_transform_loops): Ditto.
5250 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5253 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5254 biv_fits_mode_p, extension_within_bounds_p): New functions.
5255 (check_ext_dependent_givs): Use them.
5257 2005-01-06 Roger Sayle <roger@eyesopen.com>
5259 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5260 more than one barrier, in which case we should delete them all.
5262 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5264 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5266 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5268 Fix PR middle-end/19286
5270 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5271 output this subprogram, simply ignore this attempt to do it again.
5272 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5273 origin attribute if it's not possible.
5274 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5275 (decls_for_scope): Ditto.
5276 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5277 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5279 2005-01-05 Richard Henderson <rth@redhat.com>
5282 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5283 (bdesc_2arg): Use it.
5284 (ix86_expand_binop_builtin): Force operands into registers
5286 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5287 ix86_expand_sse_compare, ix86_expand_sse_comi,
5288 ix86_expand_builtin): Likewise.
5290 2005-01-05 Richard Henderson <rth@redhat.com>
5292 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5294 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5295 (mulv4hi3): Set itanium_class mmmul.
5296 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5297 (fpack): Rename from fpack_sfsf.
5299 2005-01-05 Richard Henderson <rth@redhat.com>
5302 * reload1.c (do_input_reload): Restrict the optimization deleteing
5303 a previous output reload to RELOAD_FOR_INPUT.
5305 2005-01-05 Steven Bosscher <stevenb@suse.de>
5307 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5308 comment that we fall through after case.
5309 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5310 (distribute_links): Likewise.
5311 * cse.c (cse_insn): Likewise.
5312 * cselib.c (cselib_invalidate_mem): Likewise.
5313 * df.c: Update comments at the top of the file.
5314 (read_modify_subreg_p): Update comments here too.
5315 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5316 * flow.c (mark_set_1): Likewise.
5317 (mark_used_regs): Likewise.
5318 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5319 (canon_list_insert): Likewise.
5320 (mark_set): Likewise.
5321 (try_replace_reg): Likewise.
5322 (store_killed_in_insn): Likewise.
5323 * loop.c (count_one_set): Likewise.
5324 (basic_induction_var): Likewise.
5325 * postreload-gcse.c (find_mem_conflicts): Likewise.
5326 * postreload.c (reload_combine_note_store): Likewise.
5327 (move2add_note_store): Likewise.
5328 * reload.c (find_equiv_reg): Likewise.
5329 (mark_referenced_resources): Likewise.
5330 * rtlanal.c (set_noop_p): Likewise.
5331 (note_stores): Likewise.
5332 (note_uses): Likewise.
5333 * sched-deps.c (sched_analyze_1): Likewise.
5334 * sched-rgn.c (check_live_1): Likewise.
5335 (update_live_1): Likewise.
5336 * config/i860/i860.c: Likewise.
5338 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5340 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5342 * doc/rtl.texi: Update documentation for bit-fields and SET.
5344 2005-01-05 Roger Sayle <roger@eyesopen.com>
5346 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5348 2005-01-05 Jan Hubicka <jh@suse.cz>
5349 Richard Henderson <rth@redhat.com>
5352 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5355 2005-01-05 Richard Henderson <rth@redhat.com>
5358 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5359 (sse_shufps): Change operand 3 to const_int_operand.
5360 (sse2_storelps): Fix typo in template.
5361 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5362 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5363 (ix86_expand_builtin): Likewise.
5365 2005-01-05 Julian Brown <julian@codesourcery.com>
5367 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5368 as aggregates for AAPCS ABIs.
5370 2005-01-05 Stan Shebs <shebs@apple.com>
5372 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5373 Mach-O getters if ppc64.
5374 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5376 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5377 signed four-byte field for global code case.
5378 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5380 2005-01-05 Roger Sayle <roger@eyesopen.com>
5383 * c-common.c: Include real.h.
5384 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5385 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5386 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5387 * Makefile.in (c-common.o): Update dependencies.
5389 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5391 * c-parse.in (asm_string): Add trailing semicolon.
5393 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5395 * c-parse.in (asm_string): New. Don't allow wide strings in
5397 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5398 asm_string instead of STRING.
5400 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5402 * c-typeck.c (constructor_no_implicit): Remove.
5403 (set_designator, process_init_element): Don't check
5404 constructor_no_implicit.
5406 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5407 Kaz Kojima <kkojima@gcc.gnu.org>
5410 * lcm.c (create_pre_exit): New.
5411 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5412 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5414 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5416 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5417 -msoft-float in target_float_switch.
5418 * arm.c (arm_override_options): Fix processing of target_float_switch.
5420 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5422 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5425 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5427 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5428 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5430 2005-01-04 Roger Sayle <roger@eyesopen.com>
5432 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5433 if deleting the then-block allows the test-block to fallthru to the
5436 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5439 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5440 after the full declaration if the are in two different TUs.
5442 2005-01-04 Richard Henderson <rth@redhat.com>
5445 * tree-sra.c (generate_one_element_init): Just
5446 call gimplify_and_add.
5447 (generate_element_init): Record the
5448 new referenced variables and mark them for renaming
5449 and split out to ...
5450 (generate_element_init_1): This.
5451 (scalarize_init): Don't call push_gimplify_context/
5452 pop_gimplify_context.
5454 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5456 * toplev.c (get_src_pwd): Handle failure of getpwd().
5458 2005-01-04 Roger Sayle <roger@eyesopen.com>
5460 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5462 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5463 all the cases handled by it are inverted by invert_truthvalue.
5465 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5467 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5468 (save_register_windowsi): Likewise.
5470 2005-01-04 Richard Henderson <rth@redhat.com>
5472 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5474 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5477 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5478 any simplifications of vector mode comparison operators.
5479 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5481 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5482 Devang Patel <dpatel@apple.com>
5484 PR tree-optimization/18308
5485 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5486 the operands before creating a new expression.
5487 * dojump.c (do_jump): Make drop_through_label available
5488 for all cases. Add expansion of COND_EXPR.
5490 2005-01-04 Ira Rosen <irar@il.ibm.com>
5492 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5493 INTEGER_CST instead of TREE_CONSTANT.
5494 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5495 instead of TREE_CONSTANT.
5496 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5497 instead of TREE_CONSTANT.
5499 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5501 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5503 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5506 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5507 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5509 2005-01-03 Richard Henderson <rth@redhat.com>
5511 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5512 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5513 fold_convert_const_real_from_real): Split out from ...
5514 (fold_convert_const): ... here.
5516 2005-01-03 Richard Henderson <rth@redhat.com>
5519 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5520 (mov<MMXMODEI>_internal): Likewise.
5521 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5522 Add V2SF case; use it for SSE1; don't use TI.
5523 (movdf_integer): Likewise.
5524 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5526 2005-01-03 Ira Rosen <irar@il.ibm.com>
5528 * tree-vectorizer.c (vect_strip_conversions): New function.
5529 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5530 check for binary class.
5532 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5536 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5538 * gimple-low.c (mark_blocks_with_used_vars): New function.
5539 (mark_blocks_with_used_subblocks): Ditto.
5540 (mark_used_blocks): Ditto.
5541 (pass_mark_used_blocks): New pass.
5542 * tree-inline.c: Include debug.h.
5543 (expand_call_inline): Call outlining_inline_function here.
5544 * tree-optimize.c (init_tree_optimization_passes): Add
5545 pass_mark_used_blocks.
5546 * tree-pass.h (pass_mark_used_blocks): New.
5547 * Makefile.in (tree-inline.o): Add debug.h dependency.
5549 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5551 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5552 VAR_DECLs to have weak_import attribute.
5554 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5557 2004-01-03 Steven Bosscher <stevenb@suse.de>
5559 * passes.c (rest_of_compilation): Don't run regmove if only
5560 flag_expensive_optimizations, require flag_regmove instead.
5562 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5564 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5566 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5567 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5568 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5569 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5571 2005-01-03 Richard Henderson <rth@redhat.com>
5573 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5574 (ia64_const_ok_for_letter_p): New.
5575 (ia64_const_double_ok_for_letter_p): New.
5576 (ia64_extra_constraint): New.
5577 (ia64_expand_vecint_compare): New.
5578 (ia64_expand_vcondu_v2si): New.
5579 (ia64_expand_vecint_cmov): New.
5580 (ia64_expand_vecint_minmax): New.
5581 (ia64_print_operand): Add 'v'.
5582 (ia64_preferred_reload_class): New.
5583 (ia64_vector_mode_supported_p): New.
5584 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5585 (PREFERRED_RELOAD_CLASS): Move to function.
5586 (CONST_OK_FOR_LETTER_P): Move to function.
5587 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5588 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5589 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5590 (EXTRA_CONSTRAINT): Move to function.
5591 * config/ia64/ia64.md: Include vect.md.
5592 (itanium_class): Add mmalua.
5594 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5596 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5597 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5599 (const_int_2bit_operand): New.
5600 (fr_reg_or_0_operand): New.
5601 * config/ia64/ia64-modes.def: Add vector modes.
5602 * config/ia64/ia64-protos.h: Update.
5603 * config/ia64/vect.md: New file.
5605 2005-01-03 Richard Henderson <rth@redhat.com>
5607 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5609 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5612 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5614 (log1pdf2): Change mode of operands[0,1] to DFmode.
5616 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5618 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5619 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5620 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5621 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5622 SPARC_RELAXED_ORDERING.
5624 2005-01-03 Richard Henderson <rth@redhat.com>
5625 Uros Bizjak <uros@kss-loka.si>
5628 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5629 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5630 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5632 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5633 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5634 const_pow2_1_to_128_operand): New predicates.
5636 2005-01-02 Greg McGary <greg@mcgary.org>
5638 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5640 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5641 object. [ptr_type]: Remove unused variable.
5642 Remember nearest addressable array-element or record-component
5643 when checking bitfield components. Tolerate empty BIND_EXPR.
5645 2005-01-01 Richard Henderson <rth@redhat.com>
5647 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5648 that don't narrow the value. Fail for other conversions.
5650 2005-01-01 Richard Henderson <rth@redhat.com>
5653 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5654 * c-lang.c (finish_file): Don't do it here.
5655 * objc/objc-act.c (objc_finish_file): Likewise.
5657 * cgraph.c (decl_assembler_name_equal): New.
5658 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5659 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5660 * cgraph.h (struct cgraph_varpool_node): Add next.
5661 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5662 * varasm.c (assemble_alias): Mark the target as needed.
5664 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5667 * function.c (get_arg_pointer_save_area): Use entry_of_function
5668 instead of get_insns.
5670 2005-01-01 Roger Sayle <roger@eyesopen.com>
5671 Andrew Pinski <pinskia@physics.uc.edu>
5672 James E. Wilson <wilson@specifixinc.com>
5674 PR rtl-optimization/12092
5675 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5678 2005-01-01 Roger Sayle <roger@eyesopen.com>
5679 Olivier Hainque <hainque@act-europe.fr>
5681 * tree.c (int_fits_type_p): A narrower type always fits in a
5682 wider one, except for negative values into unsigned types.
5684 2005-01-01 Roger Sayle <roger@eyesopen.com>
5686 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5687 with the original constant rather than require TREE_OVERFLOW.
5689 2005-01-01 Steven Bosscher <stevenb@suse.de>
5692 * c-decl.c (finish_function): If compiling C99, annotate the
5693 compiler generated return with the current file name and line 0.
5694 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5695 the source line is greater than 0.
5696 (remove_bb): Likewise.
5698 See ChangeLog.12 for earlier changes.