1 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
3 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5 config/m68k/m68k.c, config/mips/mips.h,
6 config/rs6000/rs6000-protos.h, doc/contrib.texi,
7 doc/include/gcc-common.texi: Update copyright.
9 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
11 * cgraph.h (struct cgraph_edge): Add prev_caller and
13 (cgraph_node_remove_callees): Export.
14 * cgraph.c (cgraph_create_edge): Initialize prev_caller
16 (cgraph_edge_remove_callee): New function.
17 (cgraph_edge_remove_caller): Likewise.
18 (cgraph_remove_edge): Use.
19 (cgraph_redirect_edge_callee): Likewise.
20 (cgraph_node_remove_callees): New function.
21 (cgraph_node_remove_callers): Likewise.
22 (cgraph_remove_node): Use.
23 * tree-optimize.c (tree_rest_of_compilation): Use
24 cgraph_node_remove_callees instead of manual loop.
25 * cgraphunit.c (cgraph_finalize_function): Likewise.
26 (cgraph_expand_function): Likewise.
27 (cgraph_remove_unreachable_nodes): Likewise.
29 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
32 * c-tree.h (undeclared_variable, build_external_ref): Add extra
34 * c-decl.c (undeclared_variable): Take location as argument.
35 * c-typeck.c (build_external_ref): Likewise.
36 * c-parser.c (c_parser_postfix_expression): Pass location of
37 identifier to build_external_ref.
39 2005-03-01 David Edelsohn <edelsohn@gnu.org>
41 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
42 CCEQ mode for branch_positive_comparison_operator test.
43 * config/rs6000/predicates (branch_comparison_operator): Revert to
45 (scc_comparison_operator): Same.
46 (branch_positive_comparison_operator): Same.
48 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
50 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
51 (cris_delay_slots_for_epilogue): Remove.
52 (save_last): Move into cris_target_asm_function_epilogue.
53 (cris_target_asm_function_epilogue): Remove tests for file being
55 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
56 (cris_delay_slots_for_epilogue): Remove prototypes.
57 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
58 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
60 2005-03-01 David Edelsohn <edelsohn@gnu.org>
62 * config/rs6000/predicates.md (branch_comparison_operator): Change
63 to define_special_predicate.
64 (scc_comparison_operator): Same.
65 (branch_positive_comparison_operator): Same.
67 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
69 * Makefile.in (tree-ssa-sink.o): New.
70 (OBJS-common): Add tree-ssa-sink.o.
71 * common.opt: Add -ftree-sink
72 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
73 * timevar.def (TV_TREE_SINK): new timevar.
74 * tree-flow.h (is_hidden_global_store): Prototype.
75 * tree-optimize.c (init_tree_optimization_passes): Add
77 * tree-pass.h (pass_sink_code): New.
78 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
79 for non-obvious global store store to is_hidden_global_store, and
80 call that new function.
81 * tree-ssa-sink.c: New file.
82 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
83 * doc/passes.texi: Document forward store motion.
84 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
85 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
86 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
87 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
89 2005-03-01 Per Bothner <per@bothner.com>
91 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
92 and we have a non-zero column-number, add it to the message.
93 Also factor out the diagnostic_kind_text.
95 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
97 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
98 flow_loop_pre_header_scan, flow_loop_pre_header_find,
99 flow_loop_scan): Removed.
100 (flow_loop_dump): Do not dump removed fields.
101 (flow_loop_free): Do not free removed fields.
102 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
103 (loop_exit_edge_p): New function.
104 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
105 num_pre_header_edges, entry_edges, num_entries, exit_edges,
106 num_exits, exits_doms.
107 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
108 LOOP_EDGES, LOOP_ALL): Removed.
109 (flow_loop_scan): Declaration removed.
110 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
111 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
113 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
114 (if_convert): Call flow_loops_find and flow_loops_free
115 when calling mark_loop_exit_edges.
116 * cfgloopanal.c (mark_loop_exit_edges): Moved from
117 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
118 free_dominance_info calls.
119 * loop-init.c (flow_loops_find): Ditto.
120 * passes.c (rest_of_handle_branch_prob): Ditto.
121 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
122 * loop-unroll.c (analyze_insns_in_loop): Do not use
124 * predict.c (predict_loops): Do not call flow_loop_scan.
125 Use get_loop_exit_edges.
126 (tree_estimate_probability): Do not pass flags to flow_loops_find.
127 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
128 Do not use EDGE_LOOP_EXIT.
129 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
130 to bb_with_exit_edge_p.
131 (if_convertible_loop_p): Do not call flow_loop_scan. Use
132 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
133 to bb_with_exit_edge_p.
134 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
136 * tree-loop-linear.c (linear_transform_loops): Do not call
137 flow_loop_scan. Use loop->single_exit.
138 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
139 (vect_analyze_loop_form): Do not call flow_loop_scan.
140 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
142 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
144 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
145 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
146 slpeel_tree_duplicate_loop_to_edge_cfg,
147 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
148 Use loop_preheader_edge and loop->single_exit. Do not call
151 2005-03-01 Nick Clifton <nickc@redhat.com>
153 * config/arm/arm.c (thumb_find_work_register): Check all of the
154 argument registers to see if they are free, and a couple of
155 special cases where the last argument register but can be proved
156 to be available during the function's prologue.
157 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
158 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
159 thumb_unexpanded_epilogue): Use unsigned long as the type for the
161 (thumb_compute_save_reg_mask): Likewise. Also use
162 thumb_find_work_register() to ensure that there is agreement about
163 which work register is going to be used in the prologue.
164 (thumb_output_function_prologue): Use unsigned long as the type
165 for the register bit-mask. Also delay pushing the link register if
166 other high registers are going to be pushed.
167 (thumb_compute_save_reg_mask, emit_multi_reg_push,
168 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
169 redundant prototypes.
171 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
174 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
175 and after reload in REG+REG indexed addresses without REG_POINTER
176 set in the base and not set in the index.
178 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
180 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
182 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
183 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
184 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
185 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
186 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
188 * config.gcc (sh*-*-linux*): Use config/linux.h.
190 2005-02-28 Dale Johannesen <dalej@apple.com>
191 Stan Shebs <shebs@apple.com>
193 Rewrite of 64-bit Darwin structure-by-value pass/return.
194 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
195 intoffset, use_stack, named.
196 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
197 (rs6000_darwin64_record_arg_advance_flush): New.
198 (rs6000_darwin64_record_arg_advance_recurse): New.
199 (rs6000_darwin64_record_arg_flush): New.
200 (rs6000_darwin64_record_arg_recurse): New.
201 (rs6000_darwin64_record_arg): New.
202 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
203 (function_arg_boundary): Handle 128-bit aligned structs.
204 (function_arg_advance): Rewrite darwin64 struct handling.
205 (function_arg): Call rs6000_darwin64_record_arg.
206 (function_arg_partial_nregs): Handle darwin64 structs.
207 (rs6000_darwin64_function_value): Remove.
208 (rs6000_function_value): Call rs6000_darwin64_record_arg.
210 2005-02-28 Roger Sayle <roger@eyesopen.com>
212 PR tree-optimization/20216
213 * tree-chrec.c (tree_fold_factorial): Delete.
214 (tree_fold_binomial): Change argument list to take a return type
215 and change the type of K to unsigned int. Rewrite to avoid explicit
216 evaluation of factorials, and (recursively) calling fold to perform
217 compile-time arithmetic. Return NULL on (internal) overflow.
218 (chrec_evaluate): Change type of K to an unsigned int. Avoid
219 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
220 if any intermediate calculation overflows.
221 (chrec_apply): Update call to chrec_evaluate.
223 2005-02-28 James E Wilson <wilson@specifixinc.com>
225 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
227 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
230 * c-parser.c (c_parser_compound_statement): Return error_mark_node
231 instead of NULL_TREE on error.
233 2005-02-28 David Edelsohn <edelsohn@gnu.org>
235 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
236 (EASY_VECTOR_15_ADD_SELF): Remove.
237 (num_insns_constant_wide): Not static.
238 (validate_condition_mode): Not static.
239 (toc_relative_expr_p): Not static.
240 (legitimate_indirect_address_p): Not static.
241 (macho_lo_sum_memory_operand): Not static.
242 (invalid_e500_subreg): Not static.
243 (easy_vector_same): Not static.
244 (easy_vector_splat_const): Not static.
245 (RS6000_SYMBOL_REF_TLS_P): Remove.
246 (any_operand): Delete.
247 (any_parallel_operand): Delete.
248 (count_register_operand): Delete.
249 (altivec_register_operand): Delete.
250 (xer_operand): Delete.
251 (s8bit_cint_operand): Delete.
252 (short_cint_operand): Delete.
253 (u_short_cint_operand): Delete.
254 (non_short_cint_operand): Delete.
255 (exact_log2_cint_operand): Delete.
256 (gpc_reg_operand): Delete.
257 (cc_reg_operand): Delete.
258 (cc_reg_not_cr0_operand): Delete.
259 (reg_or_short_operand): Delete.
260 (reg_or_neg_short_operand): Delete.
261 (reg_or_aligned_short_operand): Delete.
262 (reg_or_u_short_operand): Delete.
263 (reg_or_cint_operand): Delete.
264 (reg_or_arith_cint_operand): Delete.
265 (reg_or_add_cint64_operand): Delete.
266 (reg_or_sub_cint64_operand): Delete.
267 (reg_or_logical_cint_operand): Delete.
268 (got_operand): Delete.
269 (got_no_const_operand): Delete.
270 (easy_fp_constant): Delete.
271 (easy_vector_constant): Delete.
272 (easy_vector_constant_add_self): Delete.
273 (zero_constant): Delete.
274 (zero_fp_constant): Delete.
275 (volatile_mem_operand): Delete.
276 (offsettable_mem_operand): Delete.
277 (mem_or_easy_const_operand): Delete.
278 (add_operand): Delete.
279 (non_add_cint_operand): Delete.
280 (logical_operand): Delete.
281 (non_logical_cint_operand): Delete.
282 (mask_operand): Delete.
283 (mask_operand_wrap): Delete.
284 (mask64_operand): Delete.
285 (mask64_2_operand): Delete.
286 (and64_operand): Delete.
287 (and64_2_operand): Delete.
288 (and_operand): Delete.
289 (reg_or_mem_operand): Delete.
290 (lwa_operand): Delete.
291 (symbol_ref_operand): Delete.
292 (call_operand): Delete.
293 (current_file_function_operand): Delete.
294 (input_operand): Delete.
295 (rs6000_nonimmediate_operand): Delete.
296 (rs6000_tls_symbol_ref): Delete.
297 (save_world_operation): Delete.
298 (restore_world_operation): Delete.
299 (load_multiple_operation): Delete.
300 (store_multiple_operation): Delete.
301 (vrsave_operation): Delete.
302 (mfcr_operation): Delete.
303 (mtcrf_operation): Delete.
304 (lmw_operation): Delete.
305 (stmw_operation): Delete.
306 (branch_comparison_operator): Delete.
307 (branch_positive_comparison_operator): Delete.
308 (scc_comparison_operator): Delete.
309 (trap_comparison_operator): Delete.
310 (boolean_operator): Delete.
311 (boolean_or_operator): Delete.
312 (min_max_operator): Delete.
313 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
314 (EASY_VECTOR_15): Moved to here.
315 (EASY_VECTOR_15_ADD_SELF): Move to here.
316 (PREDICATE_CODES): Delete.
317 * config/rs6000/rs6000-protos.h: Delete predicate functions.
318 Declare functions no longer static.
319 * config/rs6000/predicates.md: New.
320 * config/rs6000/rs6000.md: Include predicates.md
322 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
324 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
325 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
327 * cfgrtl.c (need_fake_edge_p): Likewise.
328 * combine.c (distribute_notes): Likewise.
329 * emit-rtl.c (try_split): Likewise.
330 * recog.c (peephole2_opimize): Likewise.
331 * reg-notes.def (ALWAYS_RETURN): Remove.
332 * rtl.h (LCT_ALWAYS_RETURN): Remove.
333 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
334 * tree.h (ECF_ALWAYS_RETURN): Remove.
336 2005-02-28 Roger Sayle <roger@eyesopen.com>
339 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
340 between different machine modes is never a "useless" conversion.
342 2005-02-28 Geert Bosch <bosch@gnat.com>
345 * doc/contrib.texi: List contributors for Ada front end
347 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
349 * simplify-rtx.c (simplify_unary_operation_1,
350 simplify_const_unary_operation): New, extracted from...
351 (simplify_unary_operation): ... this one.
352 (simplify_binary_operation_1,
353 simplify_const_binary_operation): New, extracted from...
354 (simplify_binary_operation): ... this one.
355 * rtl.h (simplify_const_unary_operation,
356 simplify_const_binary_operation): Add prototypes.
358 2005-02-28 Julian Brown <julian@codesourcery.com>
360 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
361 building libjava and caused PR regression/20228.
363 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
366 * Makefile.in (host_subdir): New.
367 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
368 * configure: Regenerate.
370 2005-02-27 Zack Weinberg <zack@codesourcery.com>
372 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
373 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
374 installation directory first.
376 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
379 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
380 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
381 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
382 * config/cris/cris.md: Tweak comments referring to Q.
383 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
384 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
385 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
386 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
387 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
388 Insert spaces in constraints to align alternatives vertically for
390 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
393 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
395 PR rtl-optimization/17728
396 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
397 operand 0 from general_operand to move_dest_operand.
399 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
401 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
402 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
403 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
404 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
406 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
408 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
409 * configure: Regenerate.
410 * libada-mk.in: Remove CC; rename
411 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
413 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
416 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
417 for the lhs, also walk over the tree. Likewise for rhs.
419 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
421 * tree-ssa-dom.c (simple_iv_increment_p): New function.
422 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
423 Do not propagate value of iv before increment over the increment.
425 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
427 * c-parser.c: New file.
428 * c-parse.in: Remove.
429 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
431 (c-parser.o): Add dependencies.
432 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
433 maintainer-clean, TAGS): Update.
434 * c-config-lang.in (gtfiles): Update.
435 * gengtype-lex.l: Don't handle "@@".
436 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
437 objc_build_synchronized, objc_begin_try_stmt,
438 objc_begin_catch_clause, objc_finish_catch_clause,
439 objc_build_finally_clause, objc_finish_try_stmt): New.
440 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
442 (c_parse_init): Update comment.
443 * c-decl.c (c_init_decl_processing): Update comment.
444 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
445 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
446 new c_declspecs members.
448 2005-02-25 Julian Brown <julian@codesourcery.com>
450 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
451 from being used for symbols with vague linkage when
452 HAVE_GAS_COMDAT_GROUP is true.
454 2005-02-25 Mark Mitchell <mark@codesourcery.com>
456 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
458 2005-02-25 Steve Ellcey <sje@cup.hp.com>
461 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
462 (LIBGCC2_HAS_DF_MODE): New.
463 (LIBGCC2_HAS_XF_MODE): New.
464 (LIBGCC2_HAS_TF_MODE): New.
465 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
466 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
467 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
468 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
469 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
470 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
471 and add _fixtfdi, _fixunstfdi, _floatditf
472 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
473 L_fixunstfdi, L_floatditf.
474 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
475 (LIBGCC2_HAS_TF_MODE): Define.
477 2005-02-25 Diego Novillo <dnovillo@redhat.com>
479 PR tree-optimization/20204
480 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
481 REWRITE_THIS_STMT markers on PHI nodes.
482 (rewrite_initialize_block): Likewise.
484 2005-02-25 Mark Mitchell <mark@codesourcery.com>
486 * version.c (version_string): Update to 4.1.
488 2005-02-25 Paolo Carlini <pcarlini@suse.de>
490 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
491 Clarify that the alternative way doesn't work in GNU C++.
493 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
495 PR tree-optimization/19937
496 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
497 to the type of the induction variable.
499 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
501 PR rtl-optimization/20117
502 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
503 the block including noncopyable insn.
505 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
507 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
508 calls to find_reg_note.
510 2005-02-24 Richard Henderson <rth@redhat.com>
513 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
516 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
518 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
519 vector types if to use base reg for misaligned non-word ld/std.
521 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
524 * config/cris/cris.c (cris_target_asm_function_prologue): Create
525 dwarf2 label manually and put it after, not before the prologue.
527 2005-02-24 David Edelsohn <edelsohn@gnu.org>
530 * reload.c (operands_match_p): Only increment register number for
531 SCALAR_INT_MODE_P modes in multiple hard registers.
533 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
536 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
538 * ChangeLog.5: Fix log message typo(s).
539 * ChangeLog.7: Likewise.
540 * ChangeLog.tree-ssa: Likewise.
541 * cfgexpand.c: Fix comment typo(s).
542 * conflict.c: Likewise.
543 * defaults.h: Likewise.
544 * dwarf2out.c: Likewise.
546 * ggc-page.c: Likewise.
547 * tree-eh.c: Likewise.
548 * tree-ssa-dom.c: Likewise.
550 2005-02-24 Jakub Jelinek <jakub@redhat.com>
553 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
554 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
555 if SHARED is defined.
558 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
559 allow splitting only if operands 0 and 3 don't overlap.
561 2005-02-24 Richard Henderson <rth@redhat.com>
564 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
565 (fold_builtin_1): Call them.
566 * fold-const.c (fold_complex_mult_parts): Split out from ...
567 (fold_complex_mult): ... here. Fix typo in both imaginary case.
568 (fold_complex_div_parts, fold_complex_div): New.
570 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
572 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
574 * tree-ssa-ccp.c (visit_assignment): Verify that result of
575 VIEW_CONVERT_EXPR is_gimple_min_invariant.
577 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
578 (print_node): Likewise.
579 Print TYPE_SIZES_GIMPLIFIED.
581 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
583 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
584 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
585 operands as commutative in constraints.
587 2005-02-24 Diego Novillo <dnovillo@redhat.com>
589 * tree-into-ssa.c: Re-organize internal functions.
591 2005-02-24 Richard Henderson <rth@redhat.com>
594 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
596 * common.opt (fcx-limited-range): New.
597 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
598 * toplev.c (flag_complex_method): Initialize to 1.
599 (process_options): Set flag_complex_method to 0 if
600 flag_cx_limited_range.
601 * doc/invoke.texi (-fcx-limited-range): New.
603 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
605 * cse.c (delete_trivially_dead_insns): Speed up by using
606 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
609 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
611 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
612 functions when -mid-shared-library is being used.
614 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
616 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
617 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
618 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
619 * system.h: Poison LINK_LIBGCC_SPECIAL.
621 2005-02-23 James E Wilson <wilson@specifixinc.com>
623 * gengtype.c (note_insn_name): Make 1 element larger.
625 2005-02-23 Roger Sayle <roger@eyesopen.com>
628 PR rtl-optimization/20097
629 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
630 BImode SUBREGs of SImode registers which confuse the ia64 backend.
632 2005-02-23 David Edelsohn <edelsohn@gnu.org>
634 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
635 * t-aix52 (SHLIB_INSTALL): Same.
637 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
639 * genpreds.c: Update copyright.
641 2005-02-23 Michael Beach <michaelb@ieee.org>
644 * config/sparc/t-elf (startup files): Assemble with CPP.
646 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
648 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
649 (write_predicate_expr): Likewise.
651 2005-02-22 Diego Novillo <dnovillo@redhat.com>
653 PR tree-optimization/20100
654 PR tree-optimization/20115
655 * tree-optimize.c (init_tree_optimization_passes): Remove
656 pass_maybe_create_global_var.
657 * tree-pass.h (pass_maybe_create_global_var): Remove.
658 * tree-ssa-alias.c (aliases_computed_p): Declare.
659 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
660 (count_calls_and_maybe_create_global_var): Remove.
661 (pass_maybe_create_global_var): Remove.
662 (init_alias_info): Do not declare aliases_computed_p.
663 (maybe_create_global_var): If the function contains no
664 call-clobbered variables and a mix of pure/const and regular
665 function calls, create .GLOBAL_VAR.
666 Mark all call-clobbered variables for renaming.
667 (merge_pointed_to_info): Update comment.
668 (add_pointed_to_var): Likewise.
669 (is_escape_site): Likewise.
670 Accept struct alias_info * instead of size_t *.
672 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
674 * tree-ssa-operands.c (get_call_expr_operands): If
675 ALIASES_COMPUTED_P is false, do not add call-clobbering
677 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
678 (delete_tree_ssa): Likewise.
680 2005-02-22 James E Wilson <wilson@specifixinc.com>
682 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
683 (do_compile): Do call it here.
685 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
687 PR rtl-optimization/20017.
688 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
689 rest_of_handle_cse2, rest_of_handle_gcse): Call
690 delete_dead_jumptables immediately before calling cleanup_cfg.
692 2005-02-22 Devang Patel <dpatel@apple.com>
695 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
698 2005-02-22 David Edelsohn <edelsohn@gnu.org>
700 * config/rs6000/aix.h (WINT_TYPE): Define.
702 2005-02-22 Stan Shebs <shebs@apple.com>
704 * config/rs6000/rs6000.c (rs6000_override_options): Default to
705 natural alignment for 64-bit Darwin.
706 (rs6000_parse_alignment_option): Warn about uses of -malign-power
708 * doc/invoke.texi: Document this.
710 2005-02-22 DJ Delorie <dj@redhat.com>
712 * c-common.c (c_common_type_for_mode): Pass the mode's precision
713 to make_[un]signed_type, not the mode itself.
715 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
717 * cfg.c (cached_make_edge): Call make_edge if edge cache is
718 not available. Use tail calls wherever possible.
719 (make_edge): Call unchecked_make_edge to create an edge.
721 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
722 (coalesce_ssa_name): Don't check for
723 SSANORM_USE_COALESCE_LIST.
724 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
726 2005-02-22 Diego Novillo <dnovillo@redhat.com>
728 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
729 (rewrite_into_ssa): ... here.
731 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
733 PR tree-optimization/19786
734 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
735 tag to another's may-alias bitmap when adding to the other's list.
737 2005-02-21 DJ Delorie <dj@redhat.com>
739 * tree-ssa-loop-ivopts.c (computation_cost): Start register
740 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
741 registers in unsupported ways.
742 * expmed.c (init_expmed): Likewise.
744 2005-02-21 Stan Cox <scox@redhat.com>
746 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
748 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
750 * tree-cfg.c (fold_cond_expr_cond): New.
751 (make_edges): Call fold_cond_expr_cond.
752 (find_taken_edge): Accept nothing but INTEGER_CST.
753 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
755 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
757 * flow.c (delete_dead_jumptables): Speed up by scanning insns
758 that do not belong to any basic block.
760 2005-02-21 Jeff Law <law@redhat.com>
762 * cfganal.c (find_unreachable_blocks): Manually CSE load of
765 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
767 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
768 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
769 Adjust their definitions.
770 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
771 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
773 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
774 genautomata.c, langhooks.c, langhooks.h, system.h,
775 config/arm/lib1funcs.asm: Update copyright.
777 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
779 * dbxout.c (dbxout_function_end): Emit Lscope label always.
781 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
784 * doc/install.texi: Document --with-gc.
786 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
788 * simplify-rtx.c (simplify_unary_operation): Add a missing
791 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
793 PR tree-optimization/18663
794 * tree-ssa-dom.c (extract_range_from_cond): Return 0
795 if the type has variable bounds.
797 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
799 * gcse.c: Remove an obsolete comment.
801 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
803 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
805 * doc/extend.texi (Function Attributes) <Attribute const>: The
806 attribute "pure" is below this text, not above.
808 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
810 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
811 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
812 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
814 2005-02-20 Zack Weinberg <zack@codesourcery.com>
817 * langhooks.h (struct lang_hooks): Add to_target_charset.
818 * langhooks.c (lhd_to_target_charset): New function.
819 * langhooks-def.h: Declare lhd_to_target_charset.
820 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
821 (LANG_HOOKS_INITIALIZER): Update.
822 * c-common.c (c_common_to_target_charset): New function.
823 * c-common.h: Declare it.
824 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
825 c_common_to_target_charset.
827 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
828 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
830 * system.h: Poison them.
831 * doc/tm.texi: Don't discuss them.
832 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
833 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
834 (pp_c_char): Do not attempt to generate letter escapes for
836 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
837 * config/mips/mips.c (mips_output_ascii): Likewise.
839 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
841 PR tree-optimization/19951
842 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
845 2005-02-19 Steven Bosscher <stevenb@suse.de>
848 * function.h (struct function): New field `max_loop_depth'.
849 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
850 (flow_loops_find): Reset the max loop depth count before finding loops.
851 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
852 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
853 (calculate_global_regs_live): Make sure the loop will terminate
854 when the initial sets are not empty.
856 2005-02-19 Zack Weinberg <zack@codesourcery.com>
858 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
860 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
862 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
865 * doc/invoke.texi: Remove documentation of %M spec.
867 (init_spec): Remove %M suffix from -lgcc_s.
868 (do_spec_1): Remove 'M' case.
869 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
870 to put shared libraries in the multilib directory. Remove the
871 shlib_so_soname substitution variable. Don't add a multilib encoding
872 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
873 reported by -print-multi-os-directory. Pass @multilib_dir@ to
874 SHLIB_INSTALL as well as SHLIB_LINK.
875 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
876 (SHLIB_NAME): Delete.
877 (SHLIB_DIR): New macro.
878 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
879 (SHLIB_INSTALL): Adjust accordingly.
880 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
881 * config/t-slibgcc-sld: Likewise.
882 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
883 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
884 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
886 (SHLIBUNWIND_INSTALL): Adjust accordingly.
887 * config/i386/t-nwld (SHLIB_SONAME): Delete.
888 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
889 Use @shlib_base_name@ instead of @shlib_so_name@.
890 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
891 and @shlib_base_name@.so in @multilib_dir@.
892 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
894 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
895 (SHLIB_LINK): Remove previous workaround.
896 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
897 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
898 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
900 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
901 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
902 (SHLIB_INSTALL): Adjust accordingly.
903 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
904 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
905 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
906 config/t-slibgcc-elf-ver.
908 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
909 Jakub Jelinek <jakub@redhat.com>
911 PR tree-optimization/19828
912 * tree-ssa-loop-im.c: Add a TODO comment.
913 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
914 without side-effects.
916 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
918 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
921 2005-02-18 James E. Wilson <wilson@specifixinc.com>
923 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
924 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
925 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
927 (ia64_reorg): Delete fixup_errata call.
928 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
929 (TARGET_SWITCHES): Delete -mb-step entry.
931 2005-02-19 Jakub Jelinek <jakub@redhat.com>
934 * c-typeck.c (composite_type): Handle quals in transparent unions.
935 (type_lists_compatible_p): Likewise.
937 2005-02-18 Stan Shebs <shebs@apple.com>
939 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
940 expressions in the .literal8 section.
942 2005-02-18 Geoffrey Keating <geoffk@apple.com>
944 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
946 2005-02-18 Roger Sayle <roger@eyesopen.com>
948 * fold-const.c (constant_boolean_node): Always create values of the
949 specified type, don't bother calling truthvalue_conversion.
951 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
953 * except.c (output_function_exception_table): Call
954 assemble_external_libcall (eh_personality_libfunc).
956 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
959 * config/ia64/ia64.h (struct machine_function): Add state_num.
960 * config/ia64/ia64.c (process_epilogue,
961 process_for_unwind_directive): Use new unwind state numbers each
962 time rather than state 1.
964 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
967 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
968 before the "*llgt_didi" pattern.
970 2005-02-18 Jason Merrill <jason@redhat.com>
972 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
974 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
976 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
977 (div0): Use it in place of ARM_FUNC_ALIAS.
978 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
980 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
983 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
984 access, the lower bound of the array type if it exists.
986 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
989 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
990 cases that are out-of-range for the index type.
992 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
994 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
995 (estimate_case_costs): Don't call convert.
996 * expmed.c (expand_shift): Likewise.
997 (make_tree): Call fold_convert instead of convert.
999 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1002 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1003 that ref to be marked MEM_READONLY_P doesn't have base that needs
1006 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1008 * genautomata.c (output_get_cpu_unit_code_func,
1009 output_cpu_unit_reservation_p): Don't generate old-style function
1012 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1015 PR tree-optimization/20009
1016 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1018 PR tree-optimization/18947
1019 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1020 inline, remove all nodes that are inlined into the extern inline
1023 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1025 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1026 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1027 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1028 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1031 2005-02-17 Roger Sayle <roger@eyesopen.com>
1033 PR tree-optimization/19917
1034 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1035 to be potentially trapping.
1037 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1039 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1041 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1043 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1044 tem becomes a local variable which is set to the value of the
1045 back end defined INITIAL_FRAME_ADDRESS macro.
1046 (expand_builtin_frame_address): Omit the base parameter to
1047 expand_builtin_return_addr.
1048 (expand_builtin_profile_func): Likewise.
1049 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1050 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1051 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1053 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1055 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1056 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1057 * config/frv/frv.c (frv_function_epilogue): Likewise.
1059 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1061 * lambda-code (perfect_nestify): Remove mark/unmark
1063 * tree-loop-linear.c (linear_transform_loops): Add
1064 rewrite_into_ssa call so that ssa is correct for
1065 rewriting into loop closed.
1067 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1069 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1070 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1072 * bt-load.c (btr_def_live_range, combine_btr_defs,
1073 migrate_btr_def, migrate_btr_defs): Likewise.
1074 * cfgcleanup.c (thread_jump): Likewise.
1075 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1076 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1077 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1078 df_rd_local_compute, df_reg_info_compute): Likewise.
1079 * dominance.c (init_dom_info, free_dom_info): Likewise.
1080 * flow.c (init_propagate_block_info,
1081 free_propagate_block_info): Likewise.
1082 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1083 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1084 modify_reg_pav): Likewise.
1085 * loop-invariant.c (find_defs, find_invariant_insn,
1086 find_invariants, free_inv_motion_data): Likewise.
1087 * predict.c (tree_predict_by_opcode,
1088 estimate_bb_frequencies): Likewise.
1089 * stmt.c (expand_case): Likewise.
1090 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1091 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1092 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1093 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1094 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1095 rewrite_ssa_into_ssa): Likewise.
1096 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1097 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1098 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1099 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1100 * tree-sra.c (tree_sra): Likewise.
1101 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1102 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1103 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1104 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1105 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1106 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1108 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1109 calculate_live_on_entry, calculate_live_on_exit,
1110 build_tree_conflict_graph): Likewise.
1111 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1112 record_important_candidates, set_use_iv_cost, find_depends,
1113 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1114 tree_ssa_iv_optimize_finalize): Likewise.
1115 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1116 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1117 tree_duplicate_loop_to_header_edge): Likewise.
1118 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1119 * tree-ssa.c (verify_flow_insensitive_alias_info,
1120 verify_name_tags, verify_ssa, init_tree_ssa,
1121 delete_tree_ssa): Likewise.
1122 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1123 fini_ssanames): Likewise.
1124 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1126 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1128 * config/rs6000/t-rtems: Completely reworked.
1130 2005-02-17 Ira Rosen <irar@il.ibm.com>
1132 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1134 2005-02-17 Ira Rosen <irar@il.ibm.com>
1136 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1137 POINTER_TYPE_P when checking that type is a pointer.
1138 (vect_get_memtag): Remove.
1139 (vect_address_analysis): Use POINTER_TYPE_P. Call
1140 vect_object_analysis with dummy parameter for memtag.
1141 (vect_object_analysis): Extract memtag (functionality that
1142 used to be in vect_get_memtag and moved here). Fix printings.
1143 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1144 with correct parameters. Remove call to vect_get_memtag.
1146 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1148 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1149 (tree-vectorizer.o): Added missing dependencies.
1151 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1153 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1154 declaration in tree-vectorizer.c, now has an extern declaration in
1156 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1157 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1158 get_vectype_for_scalar_type, vect_is_simple_use,
1159 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1160 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1161 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1162 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1163 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1164 find_loop_location): Likewise.
1166 * tree-vectorizer.c (langhooks.h): #include removed.
1167 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1168 moved to tree-vectorized.h.
1169 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1170 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1171 get_vectype_for_scalar_type, vect_is_simple_use,
1172 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1173 vect_supportable_dr_alignment, new_loop_vec_info,
1174 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1175 vect_set_verbosity_level, find_loop_location): Likewise.
1177 (vect_analyze_loop): Function externalized. Declaration moved to
1178 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1179 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1180 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1181 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1182 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1183 vect_enhance_data_refs_alignment, vect_analyze_operations,
1184 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1185 vect_stmt_relevant_p, vect_get_loop_niters,
1186 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1187 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1188 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1189 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1190 vect_get_memtag): Likewise.
1192 (vectorizable_load): Function externalized. Declaration moved to
1193 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1194 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1195 vect_transform_loop): Likewise.
1196 (vect_transform_stmt): Moved to tree-vect-transform.c.
1197 (vect_align_data_ref, vect_create_destination_var,
1198 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1199 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1200 vect_get_vec_def_for_operand, vect_init_vector,
1201 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1202 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1203 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1204 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1205 vect_do_peeling_for_loop_bound): Likewise.
1207 * tree-vect-analyze.c: New file.
1208 * tree-vect-transform.c: New file.
1210 2005-02-17 Jason Merrill <jason@redhat.com>
1212 PR mudflap/19319, c++/19317
1213 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1216 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1218 * doc/install.texi (Specific): Update link for Darwin-specific
1221 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1223 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1224 constant_boolean_node.
1226 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1229 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1230 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1232 2005-02-16 Richard Henderson <rth@redhat.com>
1235 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1237 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1238 replace uses with Wtype_MAXp1_F.
1239 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1240 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1241 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1242 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1243 and HAVE_TFMODE as appropriate.
1244 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1245 (__floatdisf): Likewise.
1246 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1247 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1248 (Wtype_MAXp1_F): New.
1249 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1250 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1252 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1255 * arm.c (arm_apply_result_size): New function.
1256 * arm.h (APPLY_RESULT_SIZE): Define.
1257 * arm-protos.h (arm_apply_result_size): Add prototype.
1258 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1259 (movxf): New expand.
1260 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1261 (call_value_symbol): Remove predicate for operand 0.
1262 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1263 (untyped_call): Rework to correclty return values for any type.
1264 (untyped_return): New expand.
1265 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1267 2005-02-16 Stan Shebs <shebs@apple.com>
1269 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1270 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1272 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1274 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1275 configure settings on Solaris 7 and later.
1277 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1279 PR tree-optimization/19865
1280 * tree-optimize.c (init_tree_optimization_passes): Run
1281 pass_may_alias after pass_sra.
1283 2005-02-16 Richard Henderson <rth@redhat.com>
1284 Stuart Hastings <stuart@apple.com>
1287 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1288 Do nothing if debug info suppressed for this function.
1289 (dbxout_begin_function): Early exit if debug info suppressed for
1292 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1295 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1297 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1299 PR tree-optimization/19967
1300 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1301 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1302 argument TYPE. Adjust calls to fold_builtin_XXX.
1303 (expand_builtin, fold_builtin_1): Adjust calls to
1305 (fold_builtin_strchr, fold_builtin_strpbrk,
1306 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1307 result to a requested type TYPE.
1309 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1312 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1313 (T)x & (T)cst if (T)cst overflows.
1314 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1315 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1317 2005-02-15 Jeff Law <law@redhat.com>
1319 * gcse.c (blocks_with_calls): New bitmap.
1320 (alloc_gcse_mem): Allocate it.
1321 (free_gcse_mem): Free it.
1322 (clear_modifY_mem_tables): Clear it.
1323 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1324 when we encounter CALL_INSNs.
1325 (compute_transp, case MEM): Handle blocks with calls separate
1326 from blocks without calls. Use bitmap iterators rather than
1329 2005-02-15 Peter O'Gorman <peter@pogma.com>
1332 * mklibgcc.in (vis_hide): Use a temporary object file, not
1335 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1338 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1339 access optimization.
1341 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1342 Alan Modra <amodra@bigpond.net.au>
1345 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1346 (_xlqsub): Rename to __gcc_qsub.
1347 (_xlqmul): Rename to __gcc_qmul.
1348 (_xlqdiv): Rename to __gcc_qdiv.
1349 Provide versioned symbol aliases with old names.
1350 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1351 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1352 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1353 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1354 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1356 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1358 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1359 Fold ~(A - 1) and ~(A + -1) to -A.
1361 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1365 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1366 config/pa/pa-host.c:pa_gt_pch_use_address.
1368 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1370 * tree-vn.c (get_value_handle): Make sure that given an
1371 is_gimple_min_invariant expression, we always return it.
1373 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1375 * passes.c (rest_of_handle_gcse): Fix a comment.
1377 2005-02-15 Jeff Law <law@redhat.com>
1379 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1381 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1382 (canon_list_insert, record_last_mem_set_info): Similarly.
1383 (clear_modify_mem_tables): Similarly.
1385 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1387 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1388 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1389 config/mips/mips.md, config/rs6000/aix.h,
1390 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1392 2005-02-15 Richard Henderson <rth@redhat.com>
1394 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1395 call to be best_edge.
1397 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1399 * basic-block.h: Adjust the prototype for find_basic_blocks.
1400 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1401 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1404 * flow.c (recompute_reg_usage): Remove all arguments.
1405 * passes.c (rest_of_compilation): Adjust the call to
1406 recompute_reg_usage.
1407 * rtl.h: Adjust the prototype for recompute_reg_usage.
1409 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1411 * tree-dump.c (dump_files): Update to reflect new member
1413 (dump_register): Add new argument.
1415 (dump_switch_p_1): Check against glob name if doglob was passed.
1416 (dump_switch_p): Check against regular first, then glob if
1417 we didn't have any hits on the dump name.
1418 * tree-optimize.c (register_one_dump_file):
1419 Pass in glob name as well.
1420 * tree-pass.h (struct dump_file_info): Add glob
1423 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1425 PR preprocessor/16323
1426 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1428 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1431 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1432 (trunctfdf2_internal1): New.
1433 (trunctfdf2_internal2): Renamed from trunctfdf2.
1435 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1437 PR tree-optimization/19853
1438 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1440 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1442 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1443 delete_dead_jumptables and cleanup_cfg.
1445 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1447 * reload.c (find_reloads): Swap address_reloaded flags when
1448 swapping commutative operands.
1450 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1452 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1453 Use standard_iv_increment_position for computing the bsi position
1455 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1458 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1461 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1462 life range of hard registers.
1463 * value-prof.c (insn_prefetch_values_to_profile): Only
1466 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1467 profile in libcalls.
1469 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1471 * bitmap.h (bitmap_and_compl_into): Return bool.
1472 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1474 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1476 PR tree-optimization/19944
1477 * fold-const.c (fold): Re-add ABS_EXPR folding.
1479 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1482 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1483 {TARGET,MASK}_XL_COMPAT.
1484 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1486 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1487 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1489 (rs6000_arg_partial_bytes): Same.
1490 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1491 and XL compatibility enabled.
1492 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1493 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1494 test to final condition.
1495 (cmptf_internal2): New.
1496 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1497 xl-compat. Add TFmode information to description.
1499 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1501 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1503 2005-02-13 Jason Merrill <jason@redhat.com>
1506 * fold-const.c (fold_indirect_ref_1): Split out from...
1507 (build_fold_indirect_ref): Here.
1508 (fold_indirect_ref): New fn.
1509 * tree.h: Declare it.
1510 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1511 (gimplify_modify_expr_rhs): Likewise.
1512 (gimplify_expr): Likewise.
1514 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1516 PR tree-optimization/14303
1517 PR tree-optimization/15784
1518 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1519 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1520 ABS_EXPR<x> != 0 to x != 0.
1522 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1524 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1525 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1526 spelling conventions.
1528 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1529 delete_trivially_dead_insns too many times.
1531 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1534 2005-02-12 Ira Rosen <irar@il.ibm.com>
1536 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1537 (vect_is_simple_iv_evolution): Remove redundant parameter
1539 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1540 without last parameter.
1541 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1542 Return pointer step. Call vect_is_simple_iv_evolution without
1543 last parameter. Check only that the step is multiple of size
1544 type. Remove stmt_vinfo updates.
1545 (vect_get_memtag_and_dr): Remove.
1546 (vect_get_memtag): New function.
1547 (vect_address_analysis): New function.
1548 (vect_object_analysis): New function.
1549 (vect_analyze_data_refs): Call vect_object_analysis and
1550 vect_get_memtag. Update stmt_vinfo fields.
1552 2005-02-12 Ira Rosen <irar@il.ibm.com>
1554 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1555 exist and are objects. Remove checks for pointer.
1556 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1557 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1558 (vect_create_data_ref_ptr): Likewise.
1559 (vect_base_addr_differ_p): New function.
1560 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1561 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1562 Don't set the DR_BASE_NAME field of data-ref.
1563 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1565 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1567 * optabs.h (enum optab_index): Add new OTI_ldexp.
1568 (ldexp_optab): Define corresponding macro.
1569 * optabs.c (init_optabs): Initialize ldexp_optab.
1570 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1572 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1574 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1575 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1577 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1578 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1581 2005-02-12 Ira Rosen <irar@il.ibm.com>
1583 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1585 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1587 (vect_get_base_and_offset): Always return an address.
1588 (vect_create_addr_base_for_vector_ref): Remove treatment for
1589 different data reference types.
1590 (vect_compute_data_ref_alignment): Rename base to base_address in
1591 stmt_vec_info. Get the object in order to force its alignment.
1592 (vect_get_memtag_and_dr): Rename base to base_address in
1593 stmt_vec_info. Extract the object for memtag analysis.
1595 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1597 PR regression/19898.
1598 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1599 changes cc_status, use apply modified_in_p to part of cc_status
1600 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1603 2005-02-11 Richard Henderson <rth@redhat.com>
1605 * tree-complex.c (expand_complex_libcall): New.
1606 (expand_complex_multiplication): Use it for c99 compliance.
1607 (expand_complex_division): Likewise.
1608 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1610 * builtins.c (built_in_names): Remove const.
1611 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1613 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1614 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1615 (built_in_names): Remove const.
1616 * c-common.c (c_common_type_for_mode): Handle complex modes.
1617 * flags.h, toplev.c (flag_complex_method): Rename from
1618 flag_complex_divide_method.
1619 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1620 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1621 * libgcc2.h: Declare them.
1622 * libgcc-std.ver: Export them.
1623 * mklibgcc.in (lib2funcs): Build them.
1625 2005-02-11 Steven Bosscher <stevenb@suse.de>
1627 PR tree-optimization/19876
1628 Partially revert my change from 2005-01-14
1629 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1630 (compute_antic): ...and remove the loop here.
1632 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1635 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1636 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1638 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1639 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1641 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1643 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1644 offsets for the big-endian 32-bit case.
1646 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1648 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1650 2005-02-11 Dale Johannesen <dalej@apple.com>
1652 * cselib.c (cselib_process_insn): Clear out regs where
1653 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1654 * reload.c (find_equiv_reg): Ditto.
1656 2005-02-11 Ian Lance Taylor <ian@airs.com>
1658 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1661 * tree.c (build_function_type_list): Work correctly if there are
1664 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1666 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1667 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1668 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1669 TARGET_ZARCH instead of TARGET_64BIT.
1671 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1673 * config/rs6000/t-rtems:
1674 (MULTILIB_OPTIONS): Remove mcpu=602.
1675 (MUTLILIB_DIRNAMES): Remove m602.
1676 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1677 Let mcpu=602 match mcpu=603.
1678 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1680 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1682 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1685 2005-02-10 David Daney <ddaney@avtrex.com>
1687 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1688 * config/i386/linux-unwind.h: Likewise.
1689 * config/ia64/linux-unwind.h: Likewise.
1690 * config/mips/linux-unwind.h: Likewise.
1691 * config/pa/linux-unwind.h: Likewise.
1692 * config/rs6000/linux-unwind.h: Likewise.
1693 * config/s390/linux-unwind.h: Likewise.
1694 * config/sh/linux-unwind.h: Likewise.
1695 * config/sparc/linux-unwind.h: Likewise.
1697 2005-02-10 Steven Bosscher <stevenb@suse.de>
1699 PR tree-optimization/17549
1700 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1701 TER to replace a DEF with its expression if the DEF and the
1702 rhs of the expression we replace into have the same root
1705 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1707 * config/mips/mips.md: Fix the placement of the match_scratch in the
1710 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1712 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1715 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1717 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1718 (strip_offset): Handle addresses.
1719 (add_address_candidates): Use strip_offset.
1720 (difference_cost): Reflect strip_offset change.
1721 (force_var_cost, difference_cost): Strip nops.
1723 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1725 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1727 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1728 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1729 config/cris/cris-protos.h, config/cris/cris.c: Update
1732 2005-02-10 Jeff Law <law@redhat.com>
1734 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1735 (lookup_avail_expr): Similarly.
1737 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1739 * builtins.c (fold_builtin_powi): New function.
1740 (fold_builtin_1): Call it.
1742 2005-02-10 Steven Bosscher <stevenb@suse.de>
1744 PR documentation/19309
1745 * doc/cpp.texi: The __GNUC__ and related predefined macros
1746 are also defined for the "standalone" cpp.
1747 Some non-GCC compilers may also define __GNUC__.
1749 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1752 * c-typeck.c (common_type): New routine. Old common_type renamed
1754 (c_common_type): ...this.
1755 (build_conditional_expr, build_binary_op): Use c_common_type instead
1758 2005-02-10 Steven Bosscher <stevenb@suse.de>
1760 * doc/md.texi: Replace @samp{length} with @code{length}.
1762 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1764 PR tree-optimization/18687
1765 * tree-flow.h (find_loop_niter): Declare.
1766 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1767 Try using scev even for loops with more than one exit.
1768 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1769 (struct ivopts_data): Added niters field.
1770 (struct nfe_cache_elt): New.
1771 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1773 (tree_ssa_iv_optimize_init): Initialize niters cache.
1774 (determine_number_of_iterations): Removed.
1775 (find_induction_variables): Do not call determine_number_of_iterations.
1776 Access niters for single exit through niter_for_single_dom_exit.
1777 (add_iv_outer_candidates): Access niters for single exit through
1778 niter_for_single_dom_exit.
1779 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1780 number_of_iterations_cond.
1781 (iv_period): New function.
1782 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1783 (may_replace_final_value): Take data argument. Use
1784 niter_for_single_dom_exit.
1785 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1786 (rewrite_use_compare): Pass data to may_eliminate_iv.
1787 (rewrite_use_outer): Pass data to may_replace_final_value.
1788 (free_loop_data): Clean up the niters cache.
1789 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1790 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1791 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1792 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1793 (num_ending_zeros): Moved to tree.c.
1794 * tree.h (num_ending_zeros): Declare.
1795 * tree.c (num_ending_zeros): Moved from tree.c.
1797 2005-02-09 Richard Henderson <rth@redhat.com>
1799 * builtins.c (DEF_BUILTIN): Add COND argument.
1800 * tree.h (DEF_BUILTIN): Likewise.
1801 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1802 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1804 (DEF_BUILTIN_STUB): New.
1805 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1806 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1807 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1808 * c-common.c (DEF_BUILTIN): Add COND argument.
1809 * tree.c (local_define_builtin): New.
1810 (build_common_builtin_nodes): New.
1812 2005-02-09 Roger Sayle <roger@eyesopen.com>
1814 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1815 floating point expression ignoring the sign of the result.
1816 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1817 (fold) <MULT_EXPR>: Use it to simplify x*x.
1818 * tree.h (fold_strip_sign_ops): Prototype here.
1819 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1820 argument. Use fold_strip_sign_ops to simplify the first argument.
1821 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1822 first argument when the second argument is an even integer
1823 constant, but only with -funsafe_math_optimizations.
1824 (fold_builtin_1): Update call to fold_builtin_copysign.
1826 2005-02-09 Ian Lance Taylor <ian@airs.com>
1829 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1830 just check whether EH_FILTER_FAILURE falls through.
1832 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1834 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1835 insns return to ready list in the next turn.
1837 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1840 * builtins.def: New __builtin_powi[lf].
1841 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1842 (expand_builtin_powi): New function.
1843 (expand_builtin): Dispatch to expand_builtin_powi.
1844 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1845 * libgcc2.c: Add __builtin_powi[lf] implementation.
1846 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1847 * optabs.h: Add powi_optab.
1848 * optabs.c (init_optabs): Initialize powi_optab.
1849 * doc/extend.texi: Document __builtin_powi[lf].
1851 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1853 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1856 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1859 * fold-const.c (try_move_mult_to_index): Remove redundant
1860 type argument. Create ADDR_EXPR with correct type.
1861 (fold): Update callers of try_move_mult_to_index. Convert
1862 result to the appropriate type.
1864 2005-02-09 Roger Sayle <roger@eyesopen.com>
1867 * config/avr/avr.c (default_rtx_costs): Delete.
1868 (avr_operand_rtx_cost): New function.
1869 (avr_rtx_costs): Completely rewrite.
1871 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1874 * config/cris/cris.c (in_code): New variable.
1875 (cris_output_addr_const): Now a static function, a wrapper for
1877 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1878 case from old cris_output_addr_const.
1879 (cris_asm_output_label_ref): Similar for LABEL_REF.
1880 (cris_output_addr_const_extra): Similar for UNSPEC.
1881 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1882 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1883 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1885 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1886 (cris_asm_output_label_ref): Declare.
1888 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1890 PR preprocessor/19801
1891 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1892 filenames that changed when libcpp was moved to the toplevel.
1894 2005-02-07 Roger Sayle <roger@eyesopen.com>
1896 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1897 zero extensions of BImode operands. Call lowpart_subreg instead
1898 of gen_lowpart_common and gen_lowpart_SUBREG.
1900 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1903 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1904 * configure.ac: Set cc_for_cross_gnattools.
1905 * configure: Regenerate.
1907 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1910 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1912 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1915 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1916 of nested functions.
1918 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1920 * doc/extend.texi: Document deprecated extensions allowing
1921 static floating-point members to have initializers and allowing
1922 floating-point literals in integral constant expressions.
1924 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1926 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1927 config/darwin7.h, config/mips/mips.c,
1928 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1931 * cse.c: Update comments.
1933 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1936 * builtins.c (fold_builtin_sqrt): Transform
1937 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1940 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1941 Dorit Naishlos <dorit@il.ibm.com>
1943 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1944 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1945 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1947 * tree.h (vect_set_verbosity_level): New extern function declaration
1949 * tree-vectorizer.h (verbosity_levels): New enum type.
1950 * tree-vectorizer.c (vect_debug_stats): Function removed.
1951 (vect_debug_details): Likewise.
1952 (vect_verbosity_level): Global variable was defined and initialized.
1953 (vect_dump): Global variable definition.
1954 (vect_print_dump_info): New function.
1955 (vect_set_dump_settings): New function.
1956 (vect_set_verbosity_level): New function.
1957 (vectorize_loops): Add call to vect_set_dump_settings.
1959 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1960 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1961 (slpeel_tree_peel_loop_to_edge): Likewise.
1963 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1964 appropriate verbosity level instead of call to vect_debug_details
1965 or vect_debug_stats.
1966 (vect_get_base_and_offset):
1967 (vect_create_addr_base_for_vector_ref):
1968 (get_vectype_for_scalar_type):
1969 (vect_create_data_ref_ptr):
1971 (vect_get_vec_def_for_operand):
1972 (vect_finish_stmt_generation):
1973 (vectorizable_assignment):
1974 (vectorizable_operation):
1975 (vectorizable_store):
1976 (vectorizable_load):
1977 (vect_transform_stmt):
1978 (vect_update_ivs_after_vectorizer):
1979 (vect_do_peeling_for_loop_bound):
1980 (vect_update_inits_of_drs):
1981 (vect_do_peeling_for_alignment):
1982 (vect_transform_loop):
1983 (vect_is_simple_use):
1984 (vect_analyze_operations):
1985 (vect_is_simple_iv_evolution):
1986 (vect_analyze_scalar_cycles):
1987 (vect_analyze_data_ref_dependence):
1988 (vect_analyze_data_ref_dependences):
1989 (vect_compute_data_ref_alignment):
1990 (vect_enhance_data_refs_alignment):
1991 (vect_analyze_data_refs_alignment):
1992 (vect_analyze_data_ref_access):
1993 (vect_analyze_data_ref_accesses):
1994 (vect_analyze_pointer_ref_access):
1995 (vect_get_memtag_and_dr):
1996 (vect_analyze_data_refs):
1997 (vect_mark_relevant):
1998 (vect_stmt_relevant_p):
1999 (vect_mark_stmts_to_be_vectorized):
2000 (vect_can_advance_ivs_p):
2001 (vect_get_loop_niters):
2002 (vect_analyze_loop_form):
2003 (vect_analyze_loop):
2004 (vectorize_loops): Likewise.
2006 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2007 (vect_update_inits_of_drs):
2008 (vect_do_peeling_for_alignment):
2009 (vect_transform_loop):
2010 (vect_analyze_operations):
2011 (vect_analyze_scalar_cycles):
2012 (vect_analyze_data_ref_dependences):
2013 (vect_analyze_data_refs_alignment):
2014 (vect_analyze_data_ref_accesses):
2015 (vect_analyze_data_refs):
2016 (vect_mark_stmts_to_be_vectorized):
2017 (vect_get_loop_niters):
2018 (vect_analyze_loop_form):
2019 (vect_analyze_loop): Likewise.
2020 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2022 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2026 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2027 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2028 either -ffast-math or -funsafe-math-optimizations is in use.
2030 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2031 * config/mips/irix-csr.c: New file.
2032 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2033 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2034 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2037 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2039 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2040 redundant, incorrect definitions.
2042 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2044 ("*tls_indirect_call"): New, reference hard regs directly.
2045 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2047 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2049 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2050 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2052 2005-02-06 Roger Sayle <roger@eyesopen.com>
2054 PR rtl-optimization/19800
2055 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2056 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2059 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2061 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2063 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2066 * doc/invoke.texi: Correct documentation of -freorder-functions.
2068 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2071 * doc/invoke.texi: Don't mention gccbug.
2073 2005-02-06 Roger Sayle <roger@eyesopen.com>
2074 Andrew Pinski <pinskia@physics.uc.edu>
2075 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2077 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2078 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2079 into just (zero_extract:SI FOO (const_int 1) BAR).
2081 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2083 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2084 macro locally. Don't give last revision date. Use GCC version
2085 number from gcc-common.texi.
2086 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2087 revision date. Use GCC version number from gcc-common.texi.
2088 Describe being a library as current state rather than as 3.x
2090 * doc/gcc.texi: Remove last update date.
2091 * doc/gccint.texi: Likewise. Update copyright dates.
2092 * doc/install.texi: Update copyright dates.
2094 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2097 * doc/invoke.texi: Mention for each option included in -Wall that
2098 it is included in -Wall.
2099 * doc/gcc.texi: Update copyright and last modification date.
2101 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2103 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2104 unnecessary cast to original induction variable increments.
2106 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2108 PR tree-optimization/18219
2109 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2110 in distributed form.
2112 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2114 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2115 Set bitpos and offset later in the function. Do nothing if the
2116 target is a register and if the bitfield lies completely outside
2118 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2119 here. Return an uninitialised register if the source value is stored
2120 in a register and the bitfield lies completely outside that register.
2122 2005-02-06 Steven Bosscher <stevenb@suse.de>
2124 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2127 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2129 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2131 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2133 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2134 * config/darwin8.h: New.
2135 * config/darwin7.h: Update comment.
2137 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2138 Dorit Naishlos <dorit@il.ibm.com>
2140 * tree-vectorizer.h (LOC): New type.
2141 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2142 (loop_line_number): New field in struct _loop_vec_info.
2143 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2145 * tree-vectorizer.c (input.h): Included.
2146 (find_loop_location): New function.
2147 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2148 loop line number removed.
2149 (vect_debug_details): Likewise.
2150 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2152 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2153 call to vect_debug_details/stats changed from loop to loop_loc.
2154 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2155 (slpeel_tree_peel_loop_to_edge): Likewise.
2157 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2158 changed from NULL to UNKNOWN_LOC.
2159 (vect_get_base_and_offset):
2160 (vect_create_addr_base_for_vector_ref):
2161 (get_vectype_for_scalar_type):
2162 (vect_create_data_ref_ptr):
2164 (vect_get_vec_def_for_operand):
2165 (vect_finish_stmt_generation):
2166 (vectorizable_assignment):
2167 (vectorizable_operation):
2168 (vectorizable_store):
2169 (vectorizable_load):
2170 (vect_transform_stmt):
2171 (vect_update_ivs_after_vectorizer):
2172 (vect_do_peeling_for_loop_bound):
2173 (vect_do_peeling_for_alignment):
2174 (vect_transform_loop):
2175 (vect_is_simple_use):
2176 (vect_analyze_operations):
2177 (vect_is_simple_iv_evolution):
2178 (vect_analyze_scalar_cycles):
2179 (vect_analyze_data_ref_dependences):
2180 (vect_compute_data_ref_alignment):
2181 (vect_enhance_data_refs_alignment):
2182 (vect_analyze_data_ref_access):
2183 (vect_analyze_data_ref_accesses):
2184 (vect_analyze_pointer_ref_access):
2185 (vect_get_memtag_and_dr):
2186 (vect_analyze_data_refs):
2187 (vect_mark_relevant):
2188 (vect_stmt_relevant_p):
2189 (vect_mark_stmts_to_be_vectorized):
2190 (vect_can_advance_ivs_p):
2191 (vect_get_loop_niters):
2192 (vect_analyze_loop):
2193 (vectorize_loops): Likewise.
2195 (vectorizable_load): Argument in call to vect_debug_details/stats
2196 changed from loop to LOOP_LOC (loop_vinfo).
2197 (vect_transform_loop):
2198 (vect_analyze_operations):
2199 (vect_analyze_scalar_cycles):
2200 (vect_analyze_data_ref_dependence):
2201 (vect_enhance_data_refs_alignment):
2202 (vect_analyze_data_ref_accesses):
2203 (vect_analyze_pointer_ref_access):
2204 (vect_analyze_data_refs):
2205 (vect_analyze_loop): Likewise.
2207 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2208 changed from loop to loop_loc.
2210 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2212 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2213 Dorit Naishlos <dorit@il.ibm.com>
2215 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2217 (vect_analyze_data_ref_dependences): Likewise.
2219 (vect_is_simple_use): Argument changed from loop structure to
2220 loop_vect_info structure.
2221 (vect_can_advance_ivs_p): Likewise.
2222 (vect_create_index_for_vector_ref): Likewise.
2223 (vect_update_ivs_after_vectorizer): Likewise.
2224 (new_stmt_vec_info): Likewise.
2226 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2227 changed from loop to loop_vinfo.
2228 (vect_create_data_ref_ptr): First argument in call to
2229 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2230 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2231 was changed from loop to loop_vinfo.
2232 (vectorizable_operation): Likewise.
2233 (vectorizable_store): Likewise.
2234 (vect_mark_stmts_to_be_vectorized): Likewise.
2235 (vect_do_peeling_for_loop_bound): First argument in call to
2236 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2237 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2238 was changed from loop to loop_vinfo.
2239 (vect_analyze_data_ref_dependences): Third argument in call to
2240 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2242 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2243 (vect_create_data_ref_ptr): Likewise.
2244 (vect_init_vector): Likewise.
2245 (vect_get_vec_def_for_operand): Likewise.
2246 (vectorizable_assignment): Likewise.
2247 (vectorizable_operation): Likewise.
2248 (vectorizable_store): Likewise.
2249 (vectorizable_load): Likewise.
2250 (vect_update_ivs_after_vectorizer): Likewise.
2251 (vect_is_simple_use): Likewise.
2252 (vect_analyze_data_ref_dependence): Likewise.
2253 (vect_analyze_pointer_ref_access): Likewise.
2254 (vect_can_advance_ivs_p): Likewise.
2256 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2257 before _stmt_vec_info.
2258 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2259 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2260 (new_stmt_vec_info): Argument changed from loop structure to
2261 loop_vect_info structure
2263 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2264 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2265 (vect_create_addr_base_for_vector_ref): Likewise.
2266 (vect_analyze_pointer_ref_access): Likewise.
2268 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2271 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2272 phi flag if the phi is abnormal.
2274 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2277 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2278 information for the new statement.
2280 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2283 * gcc.c (main): Include the target in -v output.
2285 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2287 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2288 Do not drop the extend if we'd have to add a paradoxical subreg
2289 later. Include optabs.h and insn-codes.h.
2290 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2292 2005-02-02 Roger Sayle <roger@eyesopen.com>
2295 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2296 * fold-const.c (const_binop): Avoid constant folding floating
2297 point operations in modes that use composite representations.
2298 * simplify-rtx.c (simplify_binary_operation): Likewise.
2300 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2302 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2304 (altivec_dstt): Likewise.
2305 (altivec_dstst): Likewise.
2306 (altivec_dststt): Likewise.
2307 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2310 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2312 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2313 EXPR_LOCUS from orig_cond to the new cond_stmt.
2314 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2317 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2319 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2320 standard_iv_increment_position. Remove call to bsi_next
2321 (no need to bump the iterator anymore).
2322 (vect_create_index_for_vector_ref): Call
2323 standard_iv_increment_position. Remove second function argument.
2324 (vect_finish_stmt_generation): Remove call to bsi_next
2325 (no need to bump the iterator anymore).
2326 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2327 to vect_create_index_for_vector_ref.
2329 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2331 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2332 phis are used out of the loop.
2334 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2337 * c-decl.c (undef_nested_function): New variable.
2338 (pop_scope): Diagnose undefined nested functions.
2339 (finish_function): Don't attempt cgraph processing or genericizing
2340 if current top-level function contained an undefined nested
2341 function. Reset undef_nested_function at the end of a top-level
2344 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2346 * tree.c (build_int_cst_type): Take sign of the value into account
2347 when deciding whether sign extend the value.
2349 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2352 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2353 (cpp_options, cc1_options): Change %{std*&ansi} to
2354 %{std*&ansi&trigraphs}.
2356 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2358 * cse.c: Update comments.
2360 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2362 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2363 arguments go on the stack. Do not put complex doubles in odd/even
2366 2005-02-02 Steven Bosscher <stevenb@suse.de>
2368 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2369 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2370 -ftree-pre, and -fthread-jumps.
2372 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2374 PR tree-optimization/19578
2375 * tree-flow.h (modified_noreturn_calls): Declare.
2376 (noreturn_call_p): Declare.
2377 * tree-flow-inline.h (noreturn_call_p): New function.
2378 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2379 * tree-cfg.c (modified_noreturn_calls): New variable.
2380 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2381 that contain a mid-block noreturn call.
2382 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2384 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2386 * df.c (df_def_record_1, df_uses_record): Don't use
2388 * df.h (DF_FOR_REGALLOC): Remove.
2390 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2393 * c-typeck.c (really_start_incremental_init): Reset
2394 constructor_max_index for arrays of incomplete type.
2396 2005-02-02 Jeff Law <law@redhat.com>
2398 * gcse.c (struct reg_set): Store the block index where the register
2399 was set rather than the setting insn.
2400 (record_one_set, compute_transp): Corresponding changes.
2401 (pre_insert_copy_insn): Do not call replace_one_set.
2402 (replace_one_set): Remove.
2404 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2407 * doc/gcov.texi: Fix typo.
2409 2005-02-01 Richard Henderson <rth@redhat.com
2412 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2413 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2415 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2416 * config/i386/i386-protos.h: Update.
2418 2005-02-01 Steven Bosscher <stevenb@suse.de>
2420 PR tree-optimization/19217
2421 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2422 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2423 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2424 that it is walking a PHI node.
2426 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2428 * doc/extend.texi (Nested Functions): Update.
2430 2005-02-01 Richard Henderson <rth@redhat.com>
2433 * optabs.c (expand_copysign_absneg): Export.
2434 * optabs.h (expand_copysign_absneg): Declare.
2435 * config/rs6000/rs6000.md (copysigntf3): New.
2437 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2439 PR tree-optimization/19633
2440 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2441 * tree-ssa-alias.c (init_alias_info): Initialize.
2442 (merge_pointed_to_info): Set.
2443 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2444 (dump_points_to_info_for): Show value of pt_null.
2445 (struct count_ptr_d): Declare.
2446 (find_ptr_dereference): Remove.
2447 (ptr_is_dereferenced_by): Remove.
2448 (count_ptr_derefs): New local function.
2449 (count_uses_and_derefs): New local function.
2450 (compute_points_to_and_addr_escape): Call it. If the number
2451 of dereferences is greater than zero, mark the pointer as
2452 dereferenced. If there are fewer dereferences than uses of
2453 the pointer, the pointer's value escapes.
2455 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2457 PR tree-optimization/19670
2458 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2460 (verify_use): ... set it here, instead.
2462 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2464 * doc/sourcebuild.texi (Test directives): Fix formatting.
2466 * doc/sourcebuild.texi (Test directives): Describe selector
2469 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2471 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2472 specific 64-bit CPUs.
2474 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2477 * arm.c (arm_eliminable_register): New function.
2478 (adjacent_mem_locations): Don't allow eliminable registers. Use
2479 HOST_WIDE_INT for address offsets.
2480 * arm-protos.h (arm_eliminable_register): Add prototype.
2482 2005-02-01 Steven Bosscher <stevenb@suse.de>
2484 PR optimization/15242
2485 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2486 * basic-block.h (duplicate_computed_gotos): Add prototype.
2487 * bb-reorder.c (duplicate_computed_gotos): New function to
2488 duplicate sufficiently small blocks ending in a computed jump.
2489 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2490 if not optimizing for size.
2491 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2492 never do tail merging for blocks ending in a computed jump.
2493 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2495 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2497 Patch from Richard Sandiford <rsandifo@redhat.com>
2498 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2499 from inheriting a subreg equivalence with a non-spill register.
2501 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2503 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2505 * config/frv/frv.c (movcc_fp_destination_operand): New.
2506 (gpr_or_memory_operand): Fix typo in comment.
2507 (gpr_or_memory_operand_with_scratch): New.
2508 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2509 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2510 movcc_fp_destination_operand.
2511 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2512 Legitimize memory addresses using a scratch register.
2514 2005-01-31 Jeff Law <law@redhat.com>
2516 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2517 bitmap a sparse bitmap instead of a simple bitmap.
2518 (mark_def_sites_initialize_block): Corresponding changes.
2519 (ssa_mark_def_sites_initialize_block): Likewise.
2520 (ssa_mark_phi_uses): Likewise.
2521 (mark_def_site, ssa_mark_def_sites): Likewise.
2522 (mark_def_site_blocks): Likewise.
2523 (rewrite_ssa_into_ssa): Likewise.
2525 * tree-ssa-dom.c (record_cond): Pass correct variable type
2526 for last argument to htab_find_slot_with_hash.
2528 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2529 effects when optimizing 0 % X. Do not try to optimize X % 0.
2531 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2533 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2536 2005-02-01 Eric Christopher <echristo@redhat.com>
2538 * config/mips/mips.c (override_options): Warn if -mint64
2540 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2543 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2545 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2547 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2548 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2549 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2550 (cached_regno): Initialize to INVALID_REGNUM.
2551 (cse_reg_info_table_size,
2552 cse_reg_info_table_first_uninitialized,
2553 cse_reg_info_timestamp): New.
2554 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2556 (init_cse_reg_info, get_cse_reg_info_1): New.
2557 (get_cse_reg_info): Cache the last look-up.
2558 (new_basic_block): Update the code to clear mappings from
2559 registers to cse_reg_info entries.
2560 (cse_main): Call init_cse_reg_info.
2562 * cse.c (get_cse_reg_info): Update a comment.
2564 2005-01-31 Steven Bosscher <stevenb@suse.de>
2567 * c-decl.c (start_decl): Do not warn about arrays of elements with
2568 an incomplete type here.
2569 (grokdeclarator): Do it here by making a pedwarn an error.
2570 * c-typeck.c (push_init_level): If there were previous errors with
2571 the constructor type, do not warn about braces for initializers.
2572 (process_init_element): Likewise for excess initializer elements.
2574 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2576 * cse.c (delete_trivially_dead_insn): Don't iterate.
2578 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2580 * config/rs6000/rs6000.md (copysignsf3): New expand.
2581 (copysigndf3): Likewise.
2583 2005-01-31 Steven Bosscher <stevenb@suse.de>
2585 * recog.c (constrain_operands): Only look for earlyclobber operand
2586 conflicts if an '&' constraint was seen.
2588 2005-01-31 Marc Espie <espie@openbsd.org>
2590 * config.gcc: Don't include embedded systems fragment, switches default
2591 debugging format to ELF.
2592 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2593 longer pick it up there.
2595 2005-01-31 Dale Johannesen <dalej@apple.com>
2597 * doc/extend.texi (nested functions): Fix linkage description.
2598 Clarify that static is not allowed.
2600 2005-01-31 Dale Johannesen <dalej@apple.com>
2602 * config/rs6000/darwin.md (movsf_low_di): Make work.
2603 (movdf_low_di): Make work.
2605 2005-01-31 Dale Johannesen <dalej@apple.com>
2607 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2608 Make work for 64 bit.
2610 2005-01-31 Roger Sayle <roger@eyesopen.com>
2611 Dale Johannesen <dalej@apple.com>
2614 * fold-const.c (fold_binary_op_with_conditional_arg):
2615 Make types match original operands, before STRIP_NOPS.
2617 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2619 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2620 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2621 (struct gcc_sigcontext): Delete. Merge contents to..
2622 (struct gcc_ucontext): ..here.
2623 (get_sigcontext): Delete.
2624 (get_regs): New function, like get_sigcontext but return regs ptr.
2625 64-bit version finds regs from r1 to support vdso.
2626 (ppc_linux_aux_vector): New function.
2627 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2630 2005-01-31 Ira Rosen <irar@il.ibm.com>
2632 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2634 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2635 redundant fold. Fix misalignment for MINUS_EXPR.
2636 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2637 (vect_analyze_pointer_ref_access): Likewise.
2638 (vect_get_memtag_and_dr): Likewise.
2640 2005-01-31 Richard Henderson <rth@redhat.com>
2642 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2643 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2644 absnegdf2_i387, absnegxf2_i387): Likewise.
2646 2005-01-31 Richard Henderson <rth@redhat.com>
2649 * optabs.c (expand_copysign_absneg): New.
2650 (expand_copysign_bit): Split out from ...
2651 (expand_copysign): ... here. Use expand_copysign_absneg.
2653 2005-01-30 Roger Sayle <roger@eyesopen.com>
2656 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2657 constant as the second operand and a register as the third.
2659 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2662 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2663 that dllimport'd functions do not use all call-clobbered registers
2666 2005-01-30 Richard Henderson <rth@redhat.com>
2669 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2670 expand_abs_nojump and generalize. Use operand_subword and
2671 emit_no_conflict_block. Support large modes.
2672 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2674 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2675 negation to subtraction.
2676 (expand_copysign): Check that the format has signed zeros.
2677 Use operand_subword and emit_no_conflict_block. Support large modes.
2679 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2681 Fix PR tree-optimization/19624
2683 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2684 * tree-ssa-pre.c: Add cfgloop.h.
2686 (pre_stats): New member, constified.
2687 (inserted_exprs): New static variable.
2688 (NECESSARY): New macro.
2689 (create_expression_by_pieces): Fold the expression, and
2690 mark it as defaulting to not necessary. Also put in
2692 (fully_constant_expression): New function.
2693 (insert_into_preds_of_block): Modify to not insert phis when we
2694 are playing with induction variables.
2695 Push phis onto the inserted_exprs vector, and mark them as not
2696 necessary by default.
2697 (insert_aux): Call fully_constant_expression on eprime.
2698 If all edges produce the same value, mark it constant.
2699 (mark_operand_necessary): New function.
2700 (remove_dead_inserted_code): New function.
2701 (init_pre): Init loop optimizer to get loop info.
2702 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2703 (execute_pre): Commit edge inserts, then remove dead code.
2705 2005-01-30 Richard Henderson <rth@redhat.com>
2707 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2708 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2710 2005-01-30 Richard Henderson <rth@redhat.com>
2713 * config/i386/i386.c (ix86_expand_copysign): New.
2714 (ix86_split_copysign_const): New.
2715 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2716 rearrange op1/nmask operands.
2717 * config/i386/i386-protos.h: Update.
2718 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2719 (copysigndf3): Likewise.
2720 (copysignsf3_const, copysigndf3_const): New.
2721 (copysignsf3_var): Rename from copysignsf3, split out splitter
2722 and fix split predicate for X constraint.
2723 (copysigndf3_var): Similarly.
2725 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2727 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2728 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2729 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2731 2005-01-29 Richard Henderson <rth@redhat.com>
2734 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2735 of # and * in constraints.
2737 2005-01-29 Richard Henderson <rth@redhat.com>
2740 * expr.c (store_field): Don't strip sub-mode cast when the input
2741 data is even smaller.
2743 2005-01-29 Richard Henderson <rth@redhat.com>
2746 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2749 2005-01-29 Richard Henderson <rth@redhat.com>
2751 * combine.c (make_field_assignment): Fix argument order
2754 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2756 PR tree-optimization/15791
2757 * fold-const.c (extract_array_ref): New function.
2758 (fold): Fold comparisons between &a[i] and &a[j] or
2759 semantically equivalent trees.
2761 2005-01-29 Jeff Law <law@redhat.com>
2763 * gcse.c (insert_expr_in_table): Revamp handling of available
2764 and anticipatable occurrence lists to avoid unnecessary list
2766 (insert_set_in_table): Similarly.
2768 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2770 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2772 (c_build_qualified_type): Build qualified array types with
2773 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2774 * c-decl.c (c_make_fname_decl): Build unqualified array type
2775 before qualified type.
2776 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2777 type is qualified, not just if type itself is. Don't apply
2778 qualifiers to array type when declarator is processed. Apply
2779 qualifiers to field type whether or not it is an array type.
2780 Don't handle array types specially for applying qualifiers to
2782 * c-typeck.c (composite_type): Build unqualified element type and
2783 array type when forming composite of array types.
2784 (common_pointer_type, comptypes, comp_target_types,
2785 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2786 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2788 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2789 (args2) in variables a1 and a2.
2791 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2793 * cse.c (n_elements_made, max_elements_made): Remove.
2794 (insert): Don't touch n_elements_made.
2795 (cse_main): Don't touch n_elements_made or max_elements_made.
2797 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2800 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2801 configuration part of dp-bit.c to be lost.
2803 2005-01-28 Roger Sayle <roger@eyesopen.com>
2805 * expmed.c (expand_mult_highpart_optab): When attempting to use
2806 a non-widening multiplication in a wider mode, the operands need
2807 to be converted (zero or sign extended) to that mode.
2809 2005-01-28 Ian Lance Taylor <ian@airs.com>
2813 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2814 through if both operands fall through.
2816 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2818 * cse.c (fold_rtx) <PC>: Don't optimize.
2820 2005-01-28 Jeff Law <law@redhat.com>
2822 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2823 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2825 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2827 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2828 cse_reg_info_used_list_end): Remove.
2829 (cse_reg_info_list, cse_reg_info_list_free): New.
2830 (get_cse_reg_info): When allocating an instance of
2831 cse_reg_info, add it to the beginning of the cse_reg_info_list
2832 list. Remove code to maintain cse_reg_info_used_list.
2833 (new_basic_block): Reset the free list to the beginning of
2836 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2838 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2839 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2840 (frv_expand_mdpackh_builtin): New function.
2841 (frv_expand_builtin): Use it to expand __MDPACKH.
2842 * doc/extend.texi (__MDPACKH): Update documentation.
2844 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2846 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2847 SSE_FLOAT_MODE_P for use_sse computation.
2849 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2852 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2854 2005-01-27 Richard Henderson <rth@redhat.com>
2856 * builtins.c (expand_builtin_copysign): New.
2857 (expand_builtin): Call it.
2858 * genopinit.c (optabs): Add copysign_optab.
2859 * optabs.c (init_optabs): Initialize it.
2860 (expand_copysign): New.
2861 * optabs.h (OTI_copysign, copysign_optab): New.
2862 (expand_copysign): Declare.
2864 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2865 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2867 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2868 (ix86_expand_fp_absneg_operator): ... here.
2869 (ix86_split_copysign): New.
2870 * config/i386/i386-protos.h: Update.
2871 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2872 (copysignsf3, copysigndf3): New.
2874 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2875 (copysignsf3, ncopysignsf3): New.
2876 (copysigndf3, ncopysigndf3): New.
2877 (copysignxf3, ncopysignxf3): New.
2878 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2880 2005-01-27 Arend Bayer <arend.bayer@web.de>
2881 Kazu Hirata <kazu@cs.umass.edu>
2883 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2884 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2885 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2888 2005-01-27 Jeff Law <law@redhat.com>
2890 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2891 definitions of SSA_NAMEs which are not being rewritten.
2892 (rewrite_ssa_into_ssa): Only initialize the current definition
2893 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2894 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2895 SSA_NAMEs before returning.
2897 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2899 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2900 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2901 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2902 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2903 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2905 2005-01-27 Steven Bosscher <stevenb@suse.de>
2908 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2909 higher to -O2 and higher. Likewise for tree PRE.
2910 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2913 2005-01-27 Ian Lance Taylor <ian@airs.com>
2916 * gimple-low.c (try_catch_may_fallthru): New static function.
2917 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2918 * tree-inline.c (expand_call_inline): Don't warn about reaching
2919 the end of a non-void function being inlined if the function uses
2922 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2924 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2927 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2928 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2929 (implicitly_declare): Handle error_mark_node.
2931 2005-01-27 Richard Henderson <rth@redhat.com>
2934 * tree.h (struct tree_decl): Add debug_expr_is_from.
2935 (DECL_DEBUG_EXPR_IS_FROM): New.
2936 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2937 * dwarf2out.c (dwarf2out_var_location): Update to match.
2938 * tree-outof-ssa.c (create_temp): Likewise.
2939 * var-tracking.c (track_expr_p): Likewise.
2940 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2941 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2942 * toplev.c (default_tree_printer): Likewise.
2944 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2946 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2947 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2949 2005-01-27 Steven Bosscher <stevenb@suse.de>
2951 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2952 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2953 ASM_CLOBBERS): Add tree checks.
2955 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2956 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2957 * c-common.def (SWITCH_STMT): Update to match.
2958 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2959 macros instead of SWITCH_EXPR ones.
2960 * c-dump.c (c_dump_tree): Likewise.
2961 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2962 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2964 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2966 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2968 * unwind-dw2.c (execute_stack_op): Add missing cases for
2969 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2971 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2973 * config.gcc (Obsolete configurations): Remove 'dummy', add
2974 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2977 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2979 PR tree-optimization/19633
2980 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2982 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2983 are no call-clobbered variables.
2984 * tree-outof-ssa.c (check_replaceable): Return false for calls
2987 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2989 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2990 even for variables with NULL DECL_INITIAL.
2992 2005-01-26 Stuart Hastings <stuart@apple.com>
2994 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2996 2005-01-26 Richard Henderson <rth@redhat.com>
2999 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3001 * expr.c (store_field): Strip conversions to odd-bit-sized types
3002 if the destination field width matches.
3004 2005-01-26 Richard Henderson <rth@redhat.com>
3006 * c-decl.c, expmed.c, expr.c: Revert last change.
3008 2005-01-26 Richard Henderson <rth@redhat.com>
3011 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3013 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3014 if we don't need the bits above those present in the current mode.
3015 * expr.c (store_field): Strip conversions to odd-bit-sized types
3016 if the destination field width matches.
3018 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3020 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3021 either -ffast-math or -funsafe-math-optimizations is in use.
3023 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3027 * config/avr/avr.c (notice_update_cc): Only set condition code for
3028 ashrqi3 if shift count > 0.
3029 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3030 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3031 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3032 count <= 0 as a no-op, and shift count >= width by copying zero
3033 or sign bit to all bits of the result.
3034 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3035 count, with attribute "length" set to 0 and "cc" set to "none".
3037 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3039 * doc/invoke.texi: Document -mTLS.
3041 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3042 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3043 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3044 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3045 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3046 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3047 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3048 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3050 * configure.ac: Check for a TLS capable gas.
3052 * configure: Regenerate.
3054 2005-01-26 Richard Henderson <rth@redhat.com>
3057 * combine.c (make_field_assignment): Simplify store to zero_extract
3058 from a source with an overlapping mask.
3060 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3062 2004-11-11 Eric Christopher <echristo@redhat.com>
3064 * config/frv/frv.md: Add fr400_integer automaton. Don't
3065 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3068 2005-01-26 Steven Bosscher <stevenb@suse.de>
3071 * cfgbuild.c (make_edges): Do not clear or set
3072 current_function_has_computed_jump.
3073 * function.h (struct function): Remove the has_computed_jump field.
3074 (current_function_has_computed_jump): Do not define.
3075 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3076 in a computed jump. Ignore current_function_has_computed_jump.
3078 2005-01-26 Richard Henderson <rth@redhat.com>
3081 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3082 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3084 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3085 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3086 objects into static storage if they have more than one non-zero value.
3087 * tree.h (categorize_ctor_elements): Update decl.
3089 2005-01-26 Steven Bosscher <stevenb@suse.de>
3092 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3093 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3094 to this function from 2004-07-10.
3095 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3096 the current function for tail call optimizations if the address
3097 of one of it its arguments is taken.
3099 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3101 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3103 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3105 * function.c (expand_function_end): If current_function_calls_alloca,
3106 emit stack restore in a place that is reached when the function falls
3109 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3111 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3112 rule to avoid matching inappropriate suffix rule.
3114 2005-01-26 Jan Hubicka <jh@suse.cz>
3116 PR tree-optimization/19241
3117 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3119 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3121 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3122 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3124 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3125 <sim*>: Always use crt1.o, regardless of N in simN.
3126 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3127 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3128 (CRT_CALL_STATIC_FUNCTION): Remove.
3129 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3130 use crt1.o, regardless of N in simN.
3131 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3132 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3133 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3134 case isystem setting.
3135 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3137 2005-01-25 Ian Lance Taylor <ian@airs.com>
3139 * gimple-low.c (block_may_fallthru): Correct handling of
3140 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3142 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3144 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3145 handlers to match indentation; nested under the mtune=* handler.
3146 Similar for mcpu= and march=.
3148 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3150 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3151 * config/mips/linux64.h (LIB_SPEC): Likewise.
3152 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3153 * config/sh/linux.h (LIB_SPEC): Likewise.
3155 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3157 * config/frv/frv.c (frv_legitimize_tls_address): New.
3158 (TARGET_HAVE_TLS): Define.
3159 (FRV_SYMBOL_REF_TLS_P): Define.
3160 (frv_override_options): Handle new register classes.
3161 (frv_legitimate_address_p): Reject tls addresses.
3162 (frv_legitimize_address): Handle TLS addresses.
3163 (gen_inlined_tls_plt): New.
3165 (frv_legitimize_tls_address): New.
3166 (unspec_got_name): Add TLS entries.
3167 (got12_operand): Add R_FRV_TLSMOFF12 case.
3168 (frv_emit_move): Fixup TLS addresses.
3169 (frv_emit_movsi): Legitimize TLS addresses.
3171 * config/frv/frv.h (MASK_BIG_TLS): New.
3172 (TARGET_BIG_TLS): New.
3173 (HAVE_AS_TLS): Define.
3174 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3175 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3176 (REG_CLASS_NAMES): Same.
3177 (REG_CLASS_CONTENTS): Same.
3178 (CONSTRAINT_LEN): New.
3179 (REG_CLASS_FROM_CONSTRAINT): New.
3180 (PREDICATE_CODES): Add symbolic_operand.
3182 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3183 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3184 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3185 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3186 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3187 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3188 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3189 GR9_REG, GR14_REG, LRREG.
3190 (type): Add load_or_call attribute.
3191 ("load_or_call"): New reservation.
3192 ("call_gettlsoff"): New.
3193 ("tls_indirect_call"): New.
3194 ("tls_load_gottlsoff12"): New.
3195 ("tlsoff_hilo"): New.
3196 ("tls_tlsdesc_ldd"): New.
3197 ("tls_tlsoff_ld"): New.
3200 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3202 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3204 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3205 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3206 * config/frv/frv.c (TLS_BIAS): Define.
3207 (frv_output_dwarf_dtprel): New.
3209 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3211 PR rtl-optimization/19579
3212 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3213 both A and B, see if they don't clobber registers the other expr uses.
3215 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3217 * real.c (do_add): Initialize signalling and canonical members.
3219 * real.c (real_from_integer): Zero out destination.
3221 2005-01-18 Jan Hubicka <jh@suse.cz>
3223 PR tree-optimize/19337
3224 * tree-inline.c (initialize_inlined_parameters): Copy
3225 saved_static_chain_decl only.
3227 2005-01-25 Richard Henderson <rth@redhat.com>
3231 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3232 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3233 80387 enabled, to return a proper subclass. Return the subset that
3234 overlaps with GENERAL_REGS for PLUS.
3235 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3237 2005-01-25 Richard Henderson <rth@redhat.com>
3240 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3242 2005-01-25 Roger Sayle <roger@eyesopen.com>
3244 * expmed.c (choose_multiplier): Change interface to return the
3245 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3246 (expand_divmod): Update calls to choose_multiplier.
3248 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3251 * expmed.c (extract_bit_field): Use adjust_address instead of
3252 gen_lowpart when op0 is a MEM.
3254 2005-01-24 Steven Bosscher <stevenb@suse.de>
3256 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3258 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3260 * config/mips/irix-csr.c: New file.
3261 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3262 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3263 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3266 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3269 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3270 sparc/elf.h, add sparc/sp-elf.h.
3271 (sparc-*-rtems*): Likewise.
3272 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3273 tm-dwarf2.h, add sparc/sp-elf.h.
3274 (sparc86x-*-elf): Likewise.
3275 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3276 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3277 TARGET_OS_CPP_BUILTINS.
3278 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3279 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3281 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3282 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3283 (SWITCH_TAKES_ARG): Likewise.
3284 (LOCAL_LABEL_PREFIX): Likewise.
3285 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3286 (TARGET_N_FORMAT_TYPES): Delete.
3287 (TARGET_FORMAT_TYPES): Likewise.
3288 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3289 * config/sparc/elf.h: Delete.
3290 * config/sparc/sp-elf.h: New file.
3292 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3294 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3295 * tree-flow.h: Remove the corresponding prototype.
3296 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3297 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3299 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3302 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3303 for AIX ABI or ELF -fPIC.
3304 (rs6000_emit_load_toc_table): Don't create toc_section here.
3305 (rs6000_xcoff_file_start): Nor here.
3307 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3309 * sh.c (ra.h): Don't #include.
3310 (hard_regs_intersect_p): New function, resurrected from ra.c.
3312 * sh.c: Fix 1996 Copyright.
3314 2005-01-24 Richard Henderson <rth@redhat.com>
3315 Aldy Hernandez <aldyh@redhat.com>
3317 * regrename.c (note_sets): Handle subregs.
3319 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3322 * genconditions.c (write_header, write_conditions): Elide file if
3325 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3327 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3328 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3331 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3333 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3334 expand_builtin_printf, expand_builtin_fprintf,
3335 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3336 checking against POINTER_TYPE.
3337 (validate_arglist): Handle POINTER_TYPE code by checking
3340 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3342 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3344 (for_each_rtx): Call for_each_rtx_1.
3345 * rtl.h (init_rtlanal): Declare.
3346 * toplev.c (backend_init): Call init_rtlanal.
3348 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3350 * flow.c (propagate_one_insn): Formatting.
3353 * flow.c (libcall_dead_p): Be more conservative if unsure.
3354 If there are any instructions between insn and call, see if they are
3355 all dead before saying the libcall is dead.
3357 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3359 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3360 operand constraint for operand 0.
3362 2005-01-23 Richard Henderson <rth@redhat.com>
3365 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3366 edges leading to join block.
3368 2005-01-23 Roger Sayle <roger@eyesopen.com>
3370 * expmed.c (expand_mult_highpart): Make static. Change type of
3371 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3372 (expand_divmod): Updates calls to expand_mult_highpart by using
3373 gen_int_mode to pass a CONST_INT rtx.
3374 * rtl.h (expand_mult_highpart): Remove prototype.
3376 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3378 * flow.c (regset_bytes, regset_size): Remove.
3380 * cfganal.c: Fix a reference to Harvey's paper.
3382 2005-01-23 Steven Bosscher <stevenb@suse.de>
3384 PR rtl-optimization/19464
3385 * tree-optimize.c (init_tree_optimization_passes): Add one more
3386 copyrename pass just before out-of-ssa.
3388 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3391 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3392 * ggc-none.c (ggc_free): Define.
3394 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3396 * cse.c (max_reg, max_insn_uid): Remove.
3397 (cse_main): Don't access max_reg or max_insn_uid.
3399 * c-common.c (explicit_flag_signed_bitfields,
3400 lang_statement_code_p, lang_expand_function_end): Remove.
3401 * c-common.h: Remove the corresponding declarations.
3402 * c-opts.c (c_common_handle_option): Remove all write access
3403 to explicit_flag_signed_bitfields.
3405 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3406 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3407 * cgraph.h: Remove the corresponding declaration.
3409 * gcse.c (null_pointer_info): Remove.
3411 2005-01-23 Roger Sayle <roger@eyesopen.com>
3412 Eric Botcazou <ebotcazou@libertysurf.fr>
3414 * combine.c (simplify_logical): Only simplify logical expressions
3415 of the form ior(and(x,y),z) by the inverse distributive law if the
3416 result is cheaper than the original.
3418 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3420 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3421 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3422 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3423 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3424 config/freebsd-spec.h, config/arm/arm.h,
3425 config/h8300/h8300.md, config/i386/i386.md,
3426 config/i386/predicates.md, config/i386/sse.md,
3427 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3428 config/vax/vax.md: Fix comment typos. Follow spelling
3431 2005-01-23 Steven Bosscher <stevenb@suse.de>
3433 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3434 tests, instead of `less than'.
3436 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3438 * function.c (assign_parm_setup_block): When creating a new stack slot
3439 for a parameter, get its alignment from the parameter's DECL_ALIGN
3440 rather than the type's TYPE_ALIGN. Make sure that the parameter
3441 is at least word aligned.
3443 2005-01-22 Roger Sayle <roger@eyesopen.com>
3446 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3448 2005-01-22 Richard Henderson <rth@redhat.com>
3451 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3452 in both compare operands.
3453 (movdfcc_1_sse_max): Likewise.
3454 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3455 (movdfcc_1_sse): Likewise.
3456 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3457 scratch register as needed.
3459 2005-01-22 Richard Henderson <rth@redhat.com>
3461 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3463 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3465 2005-01-22 Richard Henderson <rth@redhat.com>
3467 * genopinit.c (optabs): Use smin/smax for floating point too.
3468 * doc/md.texi: Update to match. Clarify that floating point
3469 results are undefined for +0/-0 and NaN.
3470 * doc/rtl.texi: Likewise.
3471 * rtl.def (SMIN, SMAX): Likewise
3472 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3474 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3475 leading 's' to the name.
3476 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3477 smaxxf3, sminxf3): Likewise.
3478 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3481 2005-01-22 Paul Brook <paul@codesourcery.com>
3483 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3485 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3487 * config/s390/s390.c (struct processor_costs): New fields
3488 dlgr, dlr, dr, dsgfr, dsgr.
3489 (z900_cost, z990_cost): Values for new fields.
3490 (s390_rtx_costs): New cases MEM und COMPARE in switch
3491 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3492 DIV, MOD, UDIV, UMOD.
3494 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3496 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3497 into the register being decremented.
3498 ("doloop_si31", "doloop_di"): Likewise.
3499 ("*doloop_si_long"): Adapt pattern.
3501 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3503 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3505 (CLASS_MAX_NREGS): Likewise.
3507 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3509 * doc/tree-ssa.texi (Statement Operands): Add example for new
3510 must-def macro. Note deprecation of old operands interface.
3512 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3514 PR tree-optimization/19484
3515 * tree-cfg.c (remove_fallthru_edge): New function.
3516 (cleanup_control_flow): Remove fallthru edges from calls that are
3517 now known not to return.
3519 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3521 Fix PR tree-optimization/19038
3522 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3523 copies with loop variant ones.
3525 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3527 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3528 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3529 config/alpha/alpha.md, config/alpha/predicates.md,
3530 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3531 config/sparc/sol2.h: Update copyright.
3533 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3534 first label to see if it is a nonlocal label.
3536 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3537 Andrew Pinski <pinskia@physics.uc.edu>
3540 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3541 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3543 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3545 * config/rs6000/rtems.h: Update copyright.
3547 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3550 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3551 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3552 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3554 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3557 * c-typeck.c (convert_arguments): Check for error_mark_node.
3559 2005-01-21 Ian Lance Taylor <ian@airs.com>
3561 PR tree-optimization/13000
3562 * tree-inline.c: Include "tree-flow.h".
3563 (expand_call_inline): If warn_return_type, warn if non-void inline
3564 function falls through.
3565 * tree-cfg.c (execute_warn_function_return): Don't warn about
3566 control reaching end if TREE_NO_WARNING is set. Set
3568 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3570 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3571 branch if we don't need one.
3572 * c-typeck.c: Include "tree-flow.h"
3573 (c_finish_bc_stmt): Don't add a goto if the current statement
3574 list doesn't fall through to the current point.
3576 2005-01-21 Roger Sayle <roger@eyesopen.com>
3578 PR rtl-optimization/576
3579 * real.c (real_arithmetic): Change return type from void to bool
3580 to return an indication that the result may be inexact.
3581 * real.h (real_arithmeric): Update prototype.
3582 * fold-const.c (const_binop): Don't constant fold floating
3583 point expressions when the user specifies -frounding-math and
3584 the result may depend upon the run-time rounding mode.
3585 (fold_convert_const_real_from_real): Clean-up.
3586 (fold_initializer): Ignore flag_rounding_math for initializers.
3587 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3588 constant fold FP operations with flag_rounding_math if the
3589 result may depend upon the run-time rounding mode.
3591 2005-01-21 Tom Tromey <tromey@redhat.com>
3593 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3595 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3597 * tree-cfg.c: Fix comment typos.
3599 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3601 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3602 around the call to rest_of_handle_branch_target_load_optimize.
3604 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3606 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3607 (sparc64-*-openbsd*): Likewise.
3608 (sparclite-*-elf*): Include tm-dwarf2.h.
3609 (sparc86x-*-elf*): Likewise.
3610 (sparc64-*-elf*): Likewise.
3611 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3612 (DBX_DEBUGGING_INFO): Likewise.
3613 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3614 (PREFERRED_DEBUGGING_TYPE): Likewise.
3615 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3616 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3617 (PREFERRED_DEBUGGING_TYPE): Likewise.
3618 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3619 (PREFERRED_DEBUGGING_TYPE): Likewise.
3620 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3622 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3625 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3627 2005-01-20 Paul Brook <paul@codesourcery.com>
3629 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3631 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3633 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3634 label is first in a sequence of labels.
3636 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3638 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3639 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3641 * doc/sourcebuild.texi (Test Directives): New.
3643 2005-01-20 Roger Sayle <roger@eyesopen.com>
3645 * real.c (real_floor): Don't leave the result uninitialized when
3646 mode is VOIDMode, but return the unrounded intermediate value.
3647 (real_ceil): Likewise.
3649 2005-01-20 Paul Brook <paul@codesourcery.com>
3651 * config/arm/arm.md (insv): Use gen_int_mode.
3653 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3655 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3656 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3657 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3658 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3659 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3661 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3664 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3665 fbreg, so we have to assume we can't.
3666 (loc_descriptor_from_tree_1): Ditto.
3667 (containing_function_has_frame_base): New function.
3668 (add_location_or_const_value_attribute): Use it.
3669 Also try to generate a frame_base from a single element location
3672 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3674 PR tree-optimization/15349
3675 * timevar.def (TV_TREE_MERGE_PHI): New.
3676 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3678 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3679 calls to tree_forwarder_block_p.
3680 (remove_forwarder_block_with_phi, merge_phi_nodes,
3681 gate_merge_phi, pass_merge_phi): New.
3682 * tree-optimize.c (init_tree_optimization_passes): Add
3684 * tree-pass.h: Add an extern for pass_merge_phi;
3686 2005-01-20 Richard Henderson <rth@redhat.com>
3689 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3690 (_mm_castps_pd, _mm_castps_si128): New.
3691 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3693 2005-01-20 Richard Henderson <rth@redhat.com>
3696 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3697 __builtin_ia32_vec_init_v2si.
3698 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3699 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3700 (ix86_init_mmx_sse_builtins): Create it.
3701 (ix86_expand_builtin): Expand it.
3702 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3703 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3704 (vec_extractv2si_0, vec_extractv2si_1): New.
3706 2005-01-20 Richard Henderson <rth@redhat.com>
3709 * config/i386/i386.c (ix86_expand_push): New.
3710 * config/i386/mmx.md (push<MMXMODE>1): New.
3711 * config/i386/sse.md (push<SSEMODE>1): New.
3712 * config/i386/i386-protos.h: Update.
3714 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3716 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3719 2005-01-20 Richard Henderson <rth@redhat.com>
3721 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3722 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3724 2005-01-19 Richard Henderson <rth@redhat.com>
3727 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3728 to V4SFmode in SSE1 fallback load path.
3730 2005-01-19 Richard Henderson <rth@redhat.com>
3732 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3733 in QImode expansion to ix86_expand_vector_set.
3734 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3736 2005-01-19 Richard Henderson <rth@redhat.com>
3739 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3740 subclass of the input class.
3741 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3742 Always true for cross-SSE1 classes. Rationalize conditionals.
3743 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3744 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3745 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3746 (movdi_2): Add MMX/SSE zeros.
3747 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3748 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3749 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3750 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3751 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3752 (zero_extendsidi2_rex64_1): Remove.
3753 (MOV0 peephole): Check GENERAL_REG_P.
3755 2005-01-19 Richard Henderson <rth@redhat.com>
3758 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3760 (ix86_expand_vector_extract): Likewise.
3762 2005-01-19 Richard Henderson <rth@redhat.com>
3765 * expr.c (emit_move_change_mode): New argument force; use
3766 simplify_gen_subreg if true.
3767 (emit_move_via_alt_mode): Merge into ...
3768 (emit_move_via_integer): ... here.
3769 (emit_move_ccmode): Use emit_move_change_mode directly.
3771 2005-01-19 Richard Henderson <rth@redhat.com>
3774 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3775 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3776 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3778 (alpha_emit_set_const): Likewise. Make static.
3779 (alpha_emit_set_long_const): Make static.
3780 (alpha_extract_integer): Split out from alpha_expand_mov.
3781 (alpha_split_const_mov): Likewise.
3782 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3783 (alpha_legitimate_constant_p): New.
3784 * config/alpha/alpha-protos.h: Update.
3785 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3786 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3787 * config/alpha/alpha.md (movsi): Add n alternative.
3788 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3789 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3790 (splitters for all of the above): Use alpha_split_const_mov.
3791 * config/alpha/predicates.md (non_add_const_operand): New.
3792 (non_zero_const_operand): New.
3793 (input_operand): Use alpha_legitimate_constant_p after reload.
3795 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3797 PR tree-optimization/19038
3798 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3799 (add_candidate): Add ivs with increment in latch only if
3800 allow_ip_end_pos_p is true.
3801 (determine_iv_cost): Use empty_block_p.
3803 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3805 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3806 (compute_dominance_frontiers): Ditto.
3808 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3811 * config/sh/t-rtems: New.
3812 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3814 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3816 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3817 the offset of the selected field.
3819 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3821 * tree-cfg.c (remove_forwarder_block): Fix the check to
3822 prevent a nonlocal label from appearing in the middle of a
3825 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3827 PR rtl-optimization/19462
3828 * reorg.c (find_end_label): Create return insn only if
3829 current_function_epilogue_delay_list is empty.
3831 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3833 * doc/passes.texi: Remove paragraph mentioning new-ra.
3835 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3837 PR rtl-optimization/15139
3838 * combine.c: Include params.h.
3839 (count_rtxs): New function.
3840 (record_value_for_reg): If replace_rtx would replace at least
3841 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3842 (clobber (const_int 0)) instead of TEM.
3843 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3844 * params.h (MAX_LAST_VALUE_RTL): New.
3845 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3846 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3849 * c-typeck.c (digest_init): Only call build_vector if all constructor
3850 elements are *_CST nodes.
3851 * gimplify.c (gimplify_init_constructor): Likewise.
3854 * c-typeck.c (digest_init): Only call build_vector if inside_init
3857 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3859 * toplev.c (init_asm_output): Remove dead #ifdef.
3861 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3863 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3865 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3867 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3868 accessing DECL_FUNCTION_CODE.
3869 * dojump.c (do_jump): Likewise.
3870 * gimplify.c (gimplify_call_expr): Likewise.
3871 * predict.c (expr_expected_value): Likewise.
3872 (strip_builtin_expect): Likewise.
3873 * tree-inline.c (estimate_num_insns_1): Likewise.
3874 * tree-ssa-loop-im.c (stmt_cost): Likewise
3875 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3876 (tree_expr_nonnegative_p): Likewise.
3878 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3880 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3881 variant of the load_pcrel_sym pattern.
3882 * config/sparc/sparc.md (P macro): Move to the top.
3883 (load_pcrel_sym): Macroize using P.
3884 (save_register_window): Likewise.
3886 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3888 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3891 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3894 * c-typeck.c (build_asm_expr): Strip nops off
3895 input memory operands.
3897 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3899 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3900 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3901 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3902 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3904 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3907 * config/i386/i386.c (override_options): If the 80387 is disabled,
3908 then do not return FP values using FP registers.
3910 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3912 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3913 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3914 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3915 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3916 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3917 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3918 output.h, postreload-gcse.c, postreload.c, recog.c,
3919 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3920 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3921 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3922 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3923 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3924 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3925 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3926 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3928 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3929 config/alpha/alpha.c, config/arm/vfp.md,
3930 config/i386/emmintrin.h, config/i386/i386-modes.def,
3931 config/i386/i386-protos.h, config/i386/i386.h,
3932 config/i386/pmmintrin.h, config/i386/ppro.md,
3933 config/i386/predicates.md, config/i386/xmmintrin.h,
3934 config/i860/i860.c, config/ia64/ia64-modes.def,
3935 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3936 config/ia64/ia64.md, config/ia64/itanium1.md,
3937 config/ia64/itanium2.md, config/ia64/predicates.md,
3938 config/iq2000/iq2000.h, config/mips/linux64.h,
3939 config/rs6000/aix41.h, config/rs6000/aix43.h,
3940 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3941 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3942 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3943 config/sparc/linux64.h, config/sparc/litecoff.h,
3944 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3945 config/sparc/sparc.h, config/sparc/sparc.md,
3946 config/sparc/sysv4-only.h: Update copyright.
3948 2005-01-18 Richard Henderson <rth@redhat.com>
3951 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3953 2005-01-18 Marc Espie <espie@openbsd.org>
3954 * config/i386/openbsdelf.h: Typo.
3956 2005-01-18 Richard Henderson <rth@redhat.com>
3958 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3959 special case for sse.
3960 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3962 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3964 * tree-inline.c (estimate_num_insns_1): Added cases for
3965 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3967 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3969 PR rtl-optimization/19296
3970 * combine.c (simplify_comparison): Rewrite the condition under
3971 which a non-paradoxical SUBREG of a PLUS can be lifted when
3972 compared against a constant.
3974 2005-01-18 Andi Kleen <ak@muc.de>
3976 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3977 * c.opt (-Wpointer-sign): Add.
3978 * doc/invoke.texi: (-Wpointer-sign): Add.
3980 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3982 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3983 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3984 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3985 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3986 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3987 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3988 for TARGET_MIX_SSE_I387.
3989 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3990 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3991 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3992 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3993 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3994 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3995 TARGET_MIX_SSE_I387.
3996 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3999 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4002 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4003 Add movaps alternative for xmm reg->reg move.
4005 2005-01-17 Jeff Law <law@redhat.com>
4007 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4008 at the end of the main DOM loop rather than just before DOM exits.
4010 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4012 PR tree-optimization/19121
4013 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4014 adding aliases to a name tag, also add them to the pointer's
4016 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4017 sensitive alias info at all. Only check that the two pointers
4018 have compatible pointed-to sets.
4019 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4020 a pointer's type tag is a superset of the alias set of the
4023 2005-01-17 James E Wilson <wilson@specifixinc.com>
4026 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4027 comment to document why.
4029 2005-01-17 Richard Henderson <rth@redhat.com>
4031 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4032 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4033 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4034 sse2_vmsminv2df3_finite): New.
4035 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4036 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4037 Force op1 into register.
4039 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4041 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4042 bubblestrap from always rebuilding build directory.
4044 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4046 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4047 ("*cmpmem_short"): Likewise.
4049 2005-01-17 Steven Bosscher <stevenb@suse.de>
4051 * basic-block.h: Document BB_* flags.
4052 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4053 use an sbitmap instead.
4054 * sched-rgn.c (compute_trg_info): Likewise.
4056 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4058 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4059 redundant target_cpu_default and extra_parts lines. Use the default
4061 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4062 (SUBTARGET_EXTRA_SPECS): Delete.
4063 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4064 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4065 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4066 and "n32" for -mabi=n32.
4068 2005-01-17 Ian Lance Taylor <ian@airs.com>
4071 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4072 fold constant variables into initial values.
4074 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4076 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4078 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4079 through the statements backward.
4081 2005-01-17 Ian Lance Taylor <ian@airs.com>
4083 PR middle-end/13127:
4084 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4085 a variable set to the return value of the inlined function.
4087 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4089 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4090 when modes are tieable.
4092 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4094 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4095 of pthread_create to find out if threads are enabled.
4096 * gthr-posix95.h (__gthread_active_p): Likewise.
4098 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4100 * common.opt (-fnew-ra): Remove.
4102 * toplev.h (flag_new_regalloc): Remove.
4103 * Makefile.in (ra*.*): Don't mention.
4104 * passes.c (rest_of_handle_new_regalloc): Remove.
4105 (rest_of_handle_combine, rest_of_compilation): Always consider
4106 flag_new_regalloc as false.
4107 * doc/invoke.texi: Don't document -fnew-ra.
4109 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4111 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4112 last parameter to reg_scan.
4113 * loop.c (loop_optimize): Likewise.
4114 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4115 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4116 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4117 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4118 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4119 * regclass.c (reg_scan): Likewise, for the declaration.
4120 * rtl.h (reg_scan): Likewise, for the prototype.
4122 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4124 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4125 mark_dfs_back_edges.
4127 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4129 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4130 (compute_avail): Uses don't go in tmp_gen.
4132 2005-01-16 Steven Bosscher <stevenb@suse.de>
4134 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4135 loop to look for a free slot in a page entry.
4137 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4140 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4141 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4142 just before targetm.asm_out.file_end.
4143 * tree.h (process_pending_assemble_output_defs): Declare.
4144 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4146 (assemble_alias): Defer generation of assembly code for defines when
4147 TARGET_DEFERRED_OUTPUT_DEFS is true.
4148 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4149 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4150 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4152 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4155 * pa.c (pa_scalar_mode_supported_p): New function.
4156 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4157 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4159 * pa-protos.h (prefetch_operand): Delete.
4160 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4161 * pa.c (prefetch_operand): Delete.
4162 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4163 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4164 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4165 and prefetch_nocc_operand.
4166 * pa.md (prefetch): Rework to avoid reload problems handling short
4167 displacements when a cache control completer needs to be provided.
4168 (prefetch_32, prefetch_64): Delete.
4169 (prefetch_cc, prefetch_nocc): New patterns.
4171 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4173 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4175 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4178 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4179 exceeds maximum alignment for global common data.
4180 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4181 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4183 2004-01-15 Roger Sayle <roger@eyesopen.com>
4185 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4187 2004-01-15 Roger Sayle <roger@eyesopen.com>
4189 * harg-reg-set.h (reg_class_names): Prototype global array.
4190 * regclass.c (reg_class_names): Declare here and initialize to
4192 (dump_regclass): Remove local declaration of reg_class_names.
4193 (regclass): Likewise.
4194 * cfg.c (dump_flow_info): Likewise.
4195 * ra-debug.c (reg_class_names): Likewise.
4196 * regrename.c (reg_class_names): Likewise.
4197 * reload.c (reg_class_names): Likewise.
4198 * reload1.c (spill_failure): Likewise.
4199 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4201 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4203 * config/s390/s390.md ("reload_outti"): Remove predicate for
4204 output operand. Abort if operand is not a MEM.
4205 ("reload_outdi", "reload_outdf"): Likewise.
4207 2005-01-15 Marc Espie <espie@openbsd.org>
4209 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4210 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4211 * config/openbsd.h: Fix C++ includes for native configurations.
4212 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4213 Add trampoline support.
4214 * config/i386/openbsdelf.h: New.
4216 2005-01-15 Marc Espie <espie@openbsd.org>
4218 * collect2.c (main): Explicitly parse -dynamic-linker option.
4220 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4222 PR tree-optimization/19060
4223 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4224 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4225 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4226 and handle extract_range_from_cond returning false.
4227 * fold-const.c (fold): Optimize comparisons with min/max even for
4228 width > HOST_BITS_PER_WIDE_INT.
4230 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4232 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4233 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4234 Remove little endian multilib variants.
4235 Add mips32 multilib variant.
4237 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4239 * explow.c (copy_all_reg, stabilize): Remove.
4240 * expr.h: Remove the corresponding prototypes.
4242 * rtlanal.c (regs_set_between_p): Remove.
4243 * rtl.h: Remove the corresponding prototype.
4245 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4247 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4248 to rs6000_nonimmediate_operand.
4249 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4250 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4251 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4252 rs6000_nonimmediate_operand.
4253 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4254 rs6000_nonimmediate_operand.
4256 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4258 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4260 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4262 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4264 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4265 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4267 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4268 (rs6k_nonimmediate_operand): New.
4269 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4271 (legitimate_lo_sum_address_p): Same.
4272 (rs6000_legitimize_address): Same.
4273 (rs6000_legitimize_reload_address): Same.
4274 (rs6000_legitimate_address): Same.
4275 (spe_build_register_parallel): Pass DF and DC modes in a DI
4278 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4279 to rs6k_nonimmediate_operand.
4281 * config/rs6000/spe.md ("*frob_df_di"): New.
4282 ("*frob_di_df"): New.
4283 ("*frob_di_df_2"): New.
4284 ("*mov_sidf_e500_subreg0"): New.
4285 ("*mov_sidf_e500_subreg4"): New.
4286 ("*movdf_e500_double"): Change predicate to
4287 rs6k_nonimmediate_operand.
4289 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4291 * postreload.c (move2add_note_store): Only call
4292 trunc_int_for_mode on scalar integers.
4294 2005-01-14 Steven Bosscher <stevenb@suse.de>
4296 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4297 replace BB_VISITED uses.
4298 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4299 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4300 (tree_dce_done): Free visited_control_parents.
4301 (perform_tree_ssa_dce): Allocate and clear it.
4302 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4303 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4304 instead of BB_VISITED.
4306 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4308 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4309 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4310 Remove unused prototypes.
4312 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4314 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4315 64-bit register usage.
4316 (spe_func_has_64bit_regs_p): Add FIXME note.
4318 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4320 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4321 flag_finite_math_only with flag_unsafe_math_optimizations.
4323 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4325 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4327 (__tpf_eh_return): Copy TPF private stack area from the module
4328 boundary stack frame. Add check for when module addresses are
4329 equal, but no stub address is found.
4331 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4334 * arm.h (struct machine_function): Add call_via field.
4335 (thumb_call_via_label): Declare.
4336 * arm.c (thumb_call_via_label): New variable.
4337 (thumb_call_reg_needed): New variable.
4338 (arm_output_function_epilogue): For Thumb code, output any per-function
4339 call-indirect trampolines.
4340 (thumb_call_via_reg): New function.
4341 (arm_file_end): New function.
4342 (TARGET_ASM_FILE_END): Call arm_file_end.
4343 (aof_file_end): Likewise.
4344 * arm-protos.h (thumb_call_via_reg): Declare.
4345 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4346 thumb_call_via_reg in normal case.
4348 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4351 PR rtl-optimization/19348
4352 * recog.c (peephole2_optimize): Do global life update if some peephole
4353 decides it doesn't need at least one of its inputs and that change
4354 influences liveness at the start of the basic block.
4356 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4357 arguments instead of 1.
4359 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4362 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4363 zero for nested functions needing a static chain or functions
4364 with a non-constant address.
4366 2005-01-13 Roger Sayle <roger@eyesopen.com>
4368 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4369 (and (sign_extend X) C) into (zero_extend (and X C)).
4371 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4373 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4375 2005-01-13 Richard Henderson <rth@redhat.com>
4380 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4381 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4382 not just TARGET_SSE.
4383 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4384 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4385 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4386 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4387 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4388 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4389 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4390 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4391 (movdicc_c_rex64): Rename with '*'.
4392 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4393 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4394 (movsfcc_1_387): Rename from movsfcc_1.
4395 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4396 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4397 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4398 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4399 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4400 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4401 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4402 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4403 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4404 sse_movdfcc_const0_4): Remove.
4405 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4406 recognize min/max early. Update for changed sse cmove patterns.
4407 (ix86_split_sse_movcc): New.
4408 * config/i386/i386-protos.h: Update.
4410 2005-01-13 Steven Bosscher <stevenb@suse.de>
4412 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4413 (fix_stmt_v_may_defs): Likewise.
4415 2005-01-13 Richard Henderson <rth@redhat.com>
4417 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4418 for converting the mask.
4420 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4422 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4425 2005-01-13 Richard Henderson <rth@redhat.com>
4427 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4428 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4429 IX86_BUILTIN_MOVDQ2Q): Remove.
4430 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4431 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4432 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4434 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4435 (sse2_pextrw): Fix immediate constraint.
4436 (sse2_loadq, sse2_loadq_rex64): Remove.
4437 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4438 Use __builtin_ia32_vec_ext_<size>.
4439 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4441 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4443 * function.c (assign_parm_setup_block): Look inside original
4444 entry_parm when inspecting PARALLEL.
4446 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4447 Joel Sherrill <joel@oarcorp.com>
4450 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4451 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4452 rtems_gxx_recursive_mutex_init.
4453 (__gthread_recursive_mutex_lock): New function.
4454 (__gthread_recursive_mutex_trylock): Likewise.
4455 (__gthread_recursive_mutex_unlock): Likewise.
4457 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4459 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4461 2005-01-13 Jan Beulich <jbeulich@novell.com>
4463 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4464 (ashrti3_internal): Indicate output is early clobber. Generate result
4465 into output rather than first input. Use move for low word of output
4466 if shift count is exactly 64.
4467 (lshrti3_internal): Likewise.
4469 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4473 * reload1.c (delete_output_reload): Don't delete an output reload
4474 if the pseudo lives longer than a single basic block. Adjust and
4475 improve wording of comment.
4477 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4480 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4481 of TYPE_SIZE where we mean the number of bytes.
4483 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4485 * function.c (assign_parm_setup_block): Relax condition on
4486 multi-register optimization.
4488 2005-01-12 Nick Clifton <nickc@redhat.com>
4490 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4491 an "in_delay_slot" attribute of "no" to prevent them being used in
4492 delay slots. This is forbidden because they might generate
4495 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4498 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4501 2005-01-12 Nick Clifton <nickc@redhat.com>
4503 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4504 passed on to GAS) but do not define, as GAS no longer supports or
4505 needs the -m2000 option.
4507 2005-01-11 Roger Sayle <roger@eyesopen.com>
4509 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4510 type as args of unprototyped builtins aren't automatically promoted.
4511 (fold_builtin_abs): Likewise.
4513 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4515 * Makefile.in: Set a `build-warn' variable.
4517 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4519 PR tree-optimization/17949
4520 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4521 (find_interesting_uses_address): Use it.
4523 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4525 * regrename.c (kill_value): Handle subreg's that won't simplify.
4527 2005-01-11 Richard Henderson <rth@redhat.com>
4530 * config/i386/i386.h (enum ix86_builtins): Move ...
4531 * config/i386/i386.c: ... here.
4532 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4533 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4534 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4535 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4536 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4537 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4538 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4539 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4540 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4541 IX86_BUILTIN_LOADDDUP): Remove.
4542 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4543 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4544 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4545 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4546 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4547 (ix86_init_builtins): Make static.
4548 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4549 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4550 if all the modes match. Otherwise, fake it.
4551 (get_element_number, ix86_expand_vec_init_builtin,
4552 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4553 (ix86_expand_builtin): Make static. Update for changed builtins.
4554 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4555 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4556 (ix86_expand_vector_init_duplicate): New.
4557 (ix86_expand_vector_init_low_nonzero): New.
4558 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4559 Split out from ix86_expand_vector_init; handle integer modes.
4560 (ix86_expand_vector_init): Use them.
4561 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4562 * config/i386/i386-protos.h: Update.
4563 * config/i386/predicates.md (reg_or_0_operand): New.
4564 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4565 (movv2sf_internal): Likewise. And a splitter to match them all.
4566 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4567 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4568 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4569 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4570 (mmx_pinsrw): Fix operand ordering.
4571 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4572 rather than sse_loadss expander.
4573 (movv2df splitter): Similarly.
4574 (sse_loadss, sse_loadlss): Remove.
4575 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4576 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4577 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4578 (sse3_movddup): Rename with '*'.
4579 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4580 (sse2_loadsd): Remove.
4581 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4582 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4583 (sse2_pinsrw): Fix argument ordering.
4584 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4585 (sse2_stored): Remove 'r' destination.
4586 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4587 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4588 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4589 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4590 vec_extractv16qi, vec_initv16qi): New.
4592 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4593 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4594 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4596 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4597 (_mm_load_si128, _mm_store_si128): Likewise.
4598 (_mm_load1_pd): Use _mm_set1_pd.
4599 (_mm_load_sd): Use _mm_set_sd.
4600 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4601 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4602 (_mm_set_epi64): Use _mm_set_epi64x.
4603 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4604 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4605 _mm_setr_epi8): Use _mm_set_foo form.
4606 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4607 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4608 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4609 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4610 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4611 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4612 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4613 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4614 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4615 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4616 (_mm_movedup_pd): Use _mm_shuffle_pd.
4617 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4618 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4619 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4620 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4622 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4623 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4624 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4625 (_mm_store_ps): Use raw dereference.
4626 (_mm_store1_ps): Use _mm_storeu_ps.
4627 (_mm_storer_ps): Use _mm_store_ps.
4628 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4629 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4631 2005-01-11 Stan Shebs <shebs@apple.com>
4633 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4634 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4636 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4639 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4640 Skip all DECLs except for FIELD_DECLs.
4642 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4644 * config/s390/s390.c (override_options): Return error if
4645 -mbackchain, -mpacked-stack and -mhard-float are used together.
4646 (s390_va_start): Remove the backchain && packed-stack special case.
4647 (s390_gimplify_va_arg): Likewise.
4648 * doc/invoke.texi: Remove the ABI incompatibility note.
4650 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4652 * config/s390/s390.c (struct s390_frame_layout): Remove
4654 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4655 save_backchain_p with TARGET_BACKCHAIN.
4657 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4660 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4661 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4662 * function.c (locate_and_pad_parm): Set new field.
4663 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4664 Tweak where_pad test to include "none". Always set mem align for
4666 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4667 not sufficient for type.
4668 (assign_parm_setup_block): If stack_parm is zero on entry, always
4669 make a new stack local. Block move old stack parm if necessary
4670 to new aligned stack local.
4671 (assign_parm_setup_stack): Use a block move to handle
4672 potentially misaligned entry_parm.
4673 (assign_parms_unsplit_complex): Specify required alignment when
4674 creating stack local.
4675 * calls.c (compute_argument_addresses): Override alignment of stack
4676 arg calculated from its type with the alignment given by
4677 FUNCTION_ARG_BOUNDARY.
4678 (store_one_arg): Likewise.
4680 2005-01-11 Jan Beulich <jbeulich@novell.com>
4682 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4683 Change respective itanium_class attribute to ialu.
4684 (shladdp4_internal): New.
4685 * config/ia64/predicates.md (shladd_log2_operand): New.
4687 2005-01-11 Richard Henderson <rth@redhat.com>
4689 * expr.c (store_constructor): Use rtvec_alloc instead of
4690 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4692 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4694 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4696 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4698 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4699 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4700 (TARGET_RWRELOC): Define.
4701 (ia64_rwreloc_section_type_flags): Delete.
4702 (ia64_section_type_flags): New function.
4703 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4704 (TARGET_RWRELOC): Define.
4706 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4709 * config/ia64/ia64.c (process_set): For alloc insn, only call
4710 process_epilogue is !frame_pointer_needed.
4712 2005-01-10 Roger Sayle <roger@eyesopen.com>
4715 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4716 unary operator and can't be treated as a binary/comparison operator.
4718 2005-01-10 Richard Henderson <rth@redhat.com>
4720 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4721 (ix86_return_in_memory): Likewise.
4722 (function_arg_advance): Likewise. Mirror structure in function_arg
4723 for choosing register to advance.
4725 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4727 * tree-vectorizer.c, tree.def: Fix comment typos.
4729 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4731 * config/s390/s390.c (struct processor_costs): 4 new fields:
4732 ddbr, ddr, debr, der.
4733 (s390_rtx_costs): More precise handling of divide instructions.
4735 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4737 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4739 2005-01-10 Jan Beulich <jbeulich@novell.com>
4741 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4742 names resulting from -ffunction-sections/-fdata-sections and linkonce
4744 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4745 based on the section name. Rearrange the section name comparison logic
4746 slightly so that each section name is compared against at most once.
4748 2005-01-10 Ben Elliston <bje@au.ibm.com>
4750 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4751 targets for which -fPIC reduces limitations on the GOT size.
4753 2005-01-09 Falk Hueffner <falk@debian.org>
4755 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4758 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4761 * collect2.c (main): Set aixrtl_flag for -brtl option.
4762 (resolve_lib_name): Search for .so file extension before .a
4765 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4767 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4768 (vect_analyze_data_refs_alignment): Add dump prints.
4770 2005-01-09 Ira Rosen <irar@il.ibm.com>
4772 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4773 expr_invariant_in_loop_p.
4774 Initialize outputs first thing in the function.
4775 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4776 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4777 (vect_analyze_pointer_ref_access): Check that the initial condition of
4778 the access function is loop invariant.
4780 2005-01-09 Richard Henderson <rth@redhat.com>
4782 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4783 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4784 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4785 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4786 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4787 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4788 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4789 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4790 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4791 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4792 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4793 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4794 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4795 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4796 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4797 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4798 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4799 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4800 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4801 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4802 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4803 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4804 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4806 (mmx_clrdi, pavgusb): Remove.
4807 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4808 with leading sse_ prefix.
4809 * config/i386/sse.md: Receive them.
4810 * config/i386/mmx.md: New file.
4811 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4812 (subrv2sf3): Turn into expander for normal subtraction.
4813 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4814 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4815 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4816 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4817 commutative; use ix86_binary_operator_ok.
4818 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4819 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4820 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4821 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4822 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4823 Macroize from existing patterns; use ix86_binary_operator_ok.
4824 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4825 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4826 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4827 with vec_select+vec_concat.
4828 (mmx_pshufw, mmx_pshufw_1): Likewise.
4829 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4830 (mmx_uavgv4hi3): Model correctly.
4831 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4832 _mm_xor_si64): Remove casts.
4834 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4836 PR tree-optimization/19224
4837 * tree-scalar-evolution.c (get_instantiated_value,
4838 set_instantiated_value): New functions.
4839 (instantiate_parameters_1): Cache the results.
4840 (instantiate_parameters, resolve_mixers): Initialize and free
4843 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4845 * config/i386/i386.md (addhi_4): Correct reference in comment.
4848 2005-01-08 Richard Henderson <rth@redhat.com>
4850 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4851 (_mm_cvtsi128_si64x): Likewise.
4852 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4853 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4854 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4855 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4856 * config/i386/i386-protos.h: Update.
4857 * config/i386/i386.c (print_operand): Add 'H'.
4858 (ix86_fixup_binary_operands): Split out from ...
4859 (ix86_expand_binary_operator): ... here.
4860 (ix86_fixup_binary_operands_no_copy): New.
4861 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4862 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4863 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4864 (safe_vector_operand): Use CONST0_RTX.
4865 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4866 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4867 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4868 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4870 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4871 (IX86_BUILTIN_CMPNGESS): New.
4872 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4873 (attr type): Add sselog1.
4874 (attr unit, attr memory): Handle it.
4875 (movti, movti_internal, movti_rex64): Move near other integer moves.
4876 (movtf, movtf_internal): Move near other fp moves.
4877 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4878 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4879 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4880 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4881 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4882 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4883 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4884 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4885 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4886 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4887 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4888 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4889 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4890 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4891 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4892 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4893 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4894 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4895 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4896 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4897 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4898 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4899 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4900 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4901 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4902 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4903 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4904 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4905 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4906 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4907 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4908 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4909 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4910 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4911 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4912 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4913 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4914 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4915 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4916 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4917 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4918 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4919 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4920 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4922 (SSEPUSH, push<SSEPUSH>): Remove.
4923 (MMXPUSH, push<MMXPUSH>): Remove.
4924 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4925 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4926 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4927 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4928 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4929 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4930 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4931 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4932 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4933 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4934 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4935 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4936 (ppro_sse_log_V4SF): Handle sselog1.
4937 * config/i386/predicates.md (const_0_to_1_operand): New.
4938 (const_0_to_255_mul_8_operand): New.
4939 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4940 (const_2_to_3_operand, const_4_to_7_operand): New.
4941 * config/i386/sse.md: New file.
4942 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4943 (sse_movups): Rename from sse_movups_1.
4944 (sse_loadlss): Rename from sse_loadss_1.
4945 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4947 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4948 (absv4sf2, negv2df, absv2df): New.
4949 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4950 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4951 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4952 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4953 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4954 (sse3_addsubv4sf3): Model correctly.
4955 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4956 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4957 (sse_movhlps): Model with vec_select+vec_concat.
4958 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4959 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4960 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4961 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4962 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4963 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4964 sse2_pshufhw_1): Likewise.
4965 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4966 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4967 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4968 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4969 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4970 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4971 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4972 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4973 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4974 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4975 sminv8hi3): Mark commutative
4976 operands. Use ix86_binary_operator_ok.
4977 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4978 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4979 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4980 sse2_punpcklqdq): Allow operand2 in memory.
4981 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4982 sse2_movsd): Add memory alternatives.
4983 (sse_storelps): Turn expander into an insn; split after reload.
4984 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4985 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4987 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4989 * configure.ac (DWARF-2 debug_line): Use objdump.
4990 * configure: Regenerate.
4992 2005-01-08 Jeff Law <law@redhat.com>
4993 Diego Novillo <dnovillo@redhat.com>
4995 PR tree-optimization/18241
4996 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4997 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4998 statements with volatile operands.
4999 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5000 operands after marking a statement with has_volatile_ops.
5002 2005-01-08 Roger Sayle <roger@eyesopen.com>
5004 * tree.c (int_fits_type_p): Always honor integer constant
5005 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5007 2005-01-08 Roger Sayle <roger@eyesopen.com>
5009 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5010 the latent bug in rtl_delete_block has been resolved.
5012 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5014 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5015 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5017 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5019 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5020 library as @multilib_dir@/$(SHLIB_SONAME).
5022 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5024 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5025 * configure: Regenerate.
5027 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5029 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5032 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5035 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5036 Convert non-word aligned offset address using ld/std into
5039 2005-01-07 Richard Henderson <rth@redhat.com>
5041 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5043 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5045 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5047 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5049 PR tree-optimization/19283
5050 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5051 is not shorter than the original type.
5053 PR rtl-optimization/19012
5054 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5056 PR rtl-optimization/18861
5057 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5058 (FULL_STATE): Define.
5059 (mark_tablejump_edge): New function.
5060 (purge_dead_tablejump_edges): New function.
5061 (find_bb_boundaries): Use it.
5063 PR tree-optimization/18828
5064 * builtins.c (expand_builtin_next_arg): Remove argument and all
5065 the argument checking.
5066 (expand_builtin): Adjust caller.
5067 (expand_builtin_va_start): Likewise. Remove error for too many
5069 (fold_builtin_next_arg): Issue error for too many arguments.
5070 After checking arguments, replace them with magic arguments that
5071 prevent further checking of the args.
5073 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5075 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5077 2005-01-06 Roger Sayle <roger@eyesopen.com>
5080 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5081 and %{.S:...} (and their negative variants) to test whether the
5082 input file is assembler or pre-processed-assembler independent of
5083 the actual filename extension.
5085 2005-01-06 Roger Sayle <roger@eyesopen.com>
5087 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5088 of sign or zero extended values.
5090 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5092 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5093 for IBM long double format correctly.
5095 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5097 Fix PR tree-optimization/18792
5099 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5100 to first_loop_depth, and use loop depth instead of loop number.
5101 (build_classic_dir_vector): Ditto.
5102 (compute_data_dependences_for_loop): Use depth, not loop number.
5103 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5104 number. Pass in loops, instead of loop numbers.
5105 (gather_interchange_stats): Ditto.
5106 (linear_transform_loops): Ditto.
5108 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5111 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5112 biv_fits_mode_p, extension_within_bounds_p): New functions.
5113 (check_ext_dependent_givs): Use them.
5115 2005-01-06 Roger Sayle <roger@eyesopen.com>
5117 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5118 more than one barrier, in which case we should delete them all.
5120 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5122 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5124 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5126 Fix PR middle-end/19286
5128 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5129 output this subprogram, simply ignore this attempt to do it again.
5130 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5131 origin attribute if it's not possible.
5132 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5133 (decls_for_scope): Ditto.
5134 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5135 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5137 2005-01-05 Richard Henderson <rth@redhat.com>
5140 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5141 (bdesc_2arg): Use it.
5142 (ix86_expand_binop_builtin): Force operands into registers
5144 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5145 ix86_expand_sse_compare, ix86_expand_sse_comi,
5146 ix86_expand_builtin): Likewise.
5148 2005-01-05 Richard Henderson <rth@redhat.com>
5150 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5152 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5153 (mulv4hi3): Set itanium_class mmmul.
5154 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5155 (fpack): Rename from fpack_sfsf.
5157 2005-01-05 Richard Henderson <rth@redhat.com>
5160 * reload1.c (do_input_reload): Restrict the optimization deleteing
5161 a previous output reload to RELOAD_FOR_INPUT.
5163 2005-01-05 Steven Bosscher <stevenb@suse.de>
5165 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5166 comment that we fall through after case.
5167 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5168 (distribute_links): Likewise.
5169 * cse.c (cse_insn): Likewise.
5170 * cselib.c (cselib_invalidate_mem): Likewise.
5171 * df.c: Update comments at the top of the file.
5172 (read_modify_subreg_p): Update comments here too.
5173 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5174 * flow.c (mark_set_1): Likewise.
5175 (mark_used_regs): Likewise.
5176 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5177 (canon_list_insert): Likewise.
5178 (mark_set): Likewise.
5179 (try_replace_reg): Likewise.
5180 (store_killed_in_insn): Likewise.
5181 * loop.c (count_one_set): Likewise.
5182 (basic_induction_var): Likewise.
5183 * postreload-gcse.c (find_mem_conflicts): Likewise.
5184 * postreload.c (reload_combine_note_store): Likewise.
5185 (move2add_note_store): Likewise.
5186 * reload.c (find_equiv_reg): Likewise.
5187 (mark_referenced_resources): Likewise.
5188 * rtlanal.c (set_noop_p): Likewise.
5189 (note_stores): Likewise.
5190 (note_uses): Likewise.
5191 * sched-deps.c (sched_analyze_1): Likewise.
5192 * sched-rgn.c (check_live_1): Likewise.
5193 (update_live_1): Likewise.
5194 * config/i860/i860.c: Likewise.
5196 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5198 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5200 * doc/rtl.texi: Update documentation for bit-fields and SET.
5202 2005-01-05 Roger Sayle <roger@eyesopen.com>
5204 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5206 2005-01-05 Jan Hubicka <jh@suse.cz>
5207 Richard Henderson <rth@redhat.com>
5210 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5213 2005-01-05 Richard Henderson <rth@redhat.com>
5216 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5217 (sse_shufps): Change operand 3 to const_int_operand.
5218 (sse2_storelps): Fix typo in template.
5219 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5220 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5221 (ix86_expand_builtin): Likewise.
5223 2005-01-05 Julian Brown <julian@codesourcery.com>
5225 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5226 as aggregates for AAPCS ABIs.
5228 2005-01-05 Stan Shebs <shebs@apple.com>
5230 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5231 Mach-O getters if ppc64.
5232 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5234 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5235 signed four-byte field for global code case.
5236 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5238 2005-01-05 Roger Sayle <roger@eyesopen.com>
5241 * c-common.c: Include real.h.
5242 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5243 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5244 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5245 * Makefile.in (c-common.o): Update dependencies.
5247 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5249 * c-parse.in (asm_string): Add trailing semicolon.
5251 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5253 * c-parse.in (asm_string): New. Don't allow wide strings in
5255 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5256 asm_string instead of STRING.
5258 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5260 * c-typeck.c (constructor_no_implicit): Remove.
5261 (set_designator, process_init_element): Don't check
5262 constructor_no_implicit.
5264 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5265 Kaz Kojima <kkojima@gcc.gnu.org>
5268 * lcm.c (create_pre_exit): New.
5269 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5270 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5272 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5274 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5275 -msoft-float in target_float_switch.
5276 * arm.c (arm_override_options): Fix processing of target_float_switch.
5278 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5280 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5283 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5285 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5286 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5288 2005-01-04 Roger Sayle <roger@eyesopen.com>
5290 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5291 if deleting the then-block allows the test-block to fallthru to the
5294 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5297 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5298 after the full declaration if the are in two different TUs.
5300 2005-01-04 Richard Henderson <rth@redhat.com>
5303 * tree-sra.c (generate_one_element_init): Just
5304 call gimplify_and_add.
5305 (generate_element_init): Record the
5306 new referenced variables and mark them for renaming
5307 and split out to ...
5308 (generate_element_init_1): This.
5309 (scalarize_init): Don't call push_gimplify_context/
5310 pop_gimplify_context.
5312 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5314 * toplev.c (get_src_pwd): Handle failure of getpwd().
5316 2005-01-04 Roger Sayle <roger@eyesopen.com>
5318 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5320 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5321 all the cases handled by it are inverted by invert_truthvalue.
5323 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5325 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5326 (save_register_windowsi): Likewise.
5328 2005-01-04 Richard Henderson <rth@redhat.com>
5330 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5332 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5335 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5336 any simplifications of vector mode comparison operators.
5337 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5339 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5340 Devang Patel <dpatel@apple.com>
5342 PR tree-optimization/18308
5343 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5344 the operands before creating a new expression.
5345 * dojump.c (do_jump): Make drop_through_label available
5346 for all cases. Add expansion of COND_EXPR.
5348 2005-01-04 Ira Rosen <irar@il.ibm.com>
5350 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5351 INTEGER_CST instead of TREE_CONSTANT.
5352 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5353 instead of TREE_CONSTANT.
5354 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5355 instead of TREE_CONSTANT.
5357 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5359 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5361 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5364 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5365 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5367 2005-01-03 Richard Henderson <rth@redhat.com>
5369 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5370 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5371 fold_convert_const_real_from_real): Split out from ...
5372 (fold_convert_const): ... here.
5374 2005-01-03 Richard Henderson <rth@redhat.com>
5377 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5378 (mov<MMXMODEI>_internal): Likewise.
5379 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5380 Add V2SF case; use it for SSE1; don't use TI.
5381 (movdf_integer): Likewise.
5382 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5384 2005-01-03 Ira Rosen <irar@il.ibm.com>
5386 * tree-vectorizer.c (vect_strip_conversions): New function.
5387 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5388 check for binary class.
5390 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5394 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5396 * gimple-low.c (mark_blocks_with_used_vars): New function.
5397 (mark_blocks_with_used_subblocks): Ditto.
5398 (mark_used_blocks): Ditto.
5399 (pass_mark_used_blocks): New pass.
5400 * tree-inline.c: Include debug.h.
5401 (expand_call_inline): Call outlining_inline_function here.
5402 * tree-optimize.c (init_tree_optimization_passes): Add
5403 pass_mark_used_blocks.
5404 * tree-pass.h (pass_mark_used_blocks): New.
5405 * Makefile.in (tree-inline.o): Add debug.h dependency.
5407 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5409 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5410 VAR_DECLs to have weak_import attribute.
5412 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5415 2004-01-03 Steven Bosscher <stevenb@suse.de>
5417 * passes.c (rest_of_compilation): Don't run regmove if only
5418 flag_expensive_optimizations, require flag_regmove instead.
5420 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5422 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5424 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5425 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5426 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5427 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5429 2005-01-03 Richard Henderson <rth@redhat.com>
5431 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5432 (ia64_const_ok_for_letter_p): New.
5433 (ia64_const_double_ok_for_letter_p): New.
5434 (ia64_extra_constraint): New.
5435 (ia64_expand_vecint_compare): New.
5436 (ia64_expand_vcondu_v2si): New.
5437 (ia64_expand_vecint_cmov): New.
5438 (ia64_expand_vecint_minmax): New.
5439 (ia64_print_operand): Add 'v'.
5440 (ia64_preferred_reload_class): New.
5441 (ia64_vector_mode_supported_p): New.
5442 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5443 (PREFERRED_RELOAD_CLASS): Move to function.
5444 (CONST_OK_FOR_LETTER_P): Move to function.
5445 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5446 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5447 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5448 (EXTRA_CONSTRAINT): Move to function.
5449 * config/ia64/ia64.md: Include vect.md.
5450 (itanium_class): Add mmalua.
5452 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5454 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5455 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5457 (const_int_2bit_operand): New.
5458 (fr_reg_or_0_operand): New.
5459 * config/ia64/ia64-modes.def: Add vector modes.
5460 * config/ia64/ia64-protos.h: Update.
5461 * config/ia64/vect.md: New file.
5463 2005-01-03 Richard Henderson <rth@redhat.com>
5465 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5467 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5470 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5472 (log1pdf2): Change mode of operands[0,1] to DFmode.
5474 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5476 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5477 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5478 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5479 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5480 SPARC_RELAXED_ORDERING.
5482 2005-01-03 Richard Henderson <rth@redhat.com>
5483 Uros Bizjak <uros@kss-loka.si>
5486 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5487 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5488 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5490 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5491 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5492 const_pow2_1_to_128_operand): New predicates.
5494 2005-01-02 Greg McGary <greg@mcgary.org>
5496 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5498 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5499 object. [ptr_type]: Remove unused variable.
5500 Remember nearest addressable array-element or record-component
5501 when checking bitfield components. Tolerate empty BIND_EXPR.
5503 2005-01-01 Richard Henderson <rth@redhat.com>
5505 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5506 that don't narrow the value. Fail for other conversions.
5508 2005-01-01 Richard Henderson <rth@redhat.com>
5511 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5512 * c-lang.c (finish_file): Don't do it here.
5513 * objc/objc-act.c (objc_finish_file): Likewise.
5515 * cgraph.c (decl_assembler_name_equal): New.
5516 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5517 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5518 * cgraph.h (struct cgraph_varpool_node): Add next.
5519 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5520 * varasm.c (assemble_alias): Mark the target as needed.
5522 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5525 * function.c (get_arg_pointer_save_area): Use entry_of_function
5526 instead of get_insns.
5528 2005-01-01 Roger Sayle <roger@eyesopen.com>
5529 Andrew Pinski <pinskia@physics.uc.edu>
5530 James E. Wilson <wilson@specifixinc.com>
5532 PR rtl-optimization/12092
5533 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5536 2005-01-01 Roger Sayle <roger@eyesopen.com>
5537 Olivier Hainque <hainque@act-europe.fr>
5539 * tree.c (int_fits_type_p): A narrower type always fits in a
5540 wider one, except for negative values into unsigned types.
5542 2005-01-01 Roger Sayle <roger@eyesopen.com>
5544 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5545 with the original constant rather than require TREE_OVERFLOW.
5547 2005-01-01 Steven Bosscher <stevenb@suse.de>
5550 * c-decl.c (finish_function): If compiling C99, annotate the
5551 compiler generated return with the current file name and line 0.
5552 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5553 the source line is greater than 0.
5554 (remove_bb): Likewise.
5556 See ChangeLog.12 for earlier changes.