1 2005-03-01 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/predicates.md (branch_comparison_operator): Change
4 to define_special_predicate.
5 (scc_comparison_operator): Same.
6 (branch_positive_comparison_operator): Same.
8 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
10 * Makefile.in (tree-ssa-sink.o): New.
11 (OBJS-common): Add tree-ssa-sink.o.
12 * common.opt: Add -ftree-sink
13 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
14 * timevar.def (TV_TREE_SINK): new timevar.
15 * tree-flow.h (is_hidden_global_store): Prototype.
16 * tree-optimize.c (init_tree_optimization_passes): Add
18 * tree-pass.h (pass_sink_code): New.
19 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
20 for non-obvious global store store to is_hidden_global_store, and
21 call that new function.
22 * tree-ssa-sink.c: New file.
23 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
24 * doc/passes.texi: Document forward store motion.
25 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
26 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
27 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
28 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
30 2005-03-01 Per Bothner <per@bothner.com>
32 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
33 and we have a non-zero column-number, add it to the message.
34 Also factor out the diagnostic_kind_text.
36 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
38 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
39 flow_loop_pre_header_scan, flow_loop_pre_header_find,
40 flow_loop_scan): Removed.
41 (flow_loop_dump): Do not dump removed fields.
42 (flow_loop_free): Do not free removed fields.
43 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
44 (loop_exit_edge_p): New function.
45 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
46 num_pre_header_edges, entry_edges, num_entries, exit_edges,
47 num_exits, exits_doms.
48 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
49 LOOP_EDGES, LOOP_ALL): Removed.
50 (flow_loop_scan): Declaration removed.
51 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
52 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
54 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
55 (if_convert): Call flow_loops_find and flow_loops_free
56 when calling mark_loop_exit_edges.
57 * cfgloopanal.c (mark_loop_exit_edges): Moved from
58 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
59 free_dominance_info calls.
60 * loop-init.c (flow_loops_find): Ditto.
61 * passes.c (rest_of_handle_branch_prob): Ditto.
62 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
63 * loop-unroll.c (analyze_insns_in_loop): Do not use
65 * predict.c (predict_loops): Do not call flow_loop_scan.
66 Use get_loop_exit_edges.
67 (tree_estimate_probability): Do not pass flags to flow_loops_find.
68 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
69 Do not use EDGE_LOOP_EXIT.
70 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
71 to bb_with_exit_edge_p.
72 (if_convertible_loop_p): Do not call flow_loop_scan. Use
73 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
74 to bb_with_exit_edge_p.
75 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
77 * tree-loop-linear.c (linear_transform_loops): Do not call
78 flow_loop_scan. Use loop->single_exit.
79 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
80 (vect_analyze_loop_form): Do not call flow_loop_scan.
81 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
83 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
85 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
86 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
87 slpeel_tree_duplicate_loop_to_edge_cfg,
88 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
89 Use loop_preheader_edge and loop->single_exit. Do not call
92 2005-03-01 Nick Clifton <nickc@redhat.com>
94 * config/arm/arm.c (thumb_find_work_register): Check all of the
95 argument registers to see if they are free, and a couple of
96 special cases where the last argument register but can be proved
97 to be available during the function's prologue.
98 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
99 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
100 thumb_unexpanded_epilogue): Use unsigned long as the type for the
102 (thumb_compute_save_reg_mask): Likewise. Also use
103 thumb_find_work_register() to ensure that there is agreement about
104 which work register is going to be used in the prologue.
105 (thumb_output_function_prologue): Use unsigned long as the type
106 for the register bit-mask. Also delay pushing the link register if
107 other high registers are going to be pushed.
108 (thumb_compute_save_reg_mask, emit_multi_reg_push,
109 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
110 redundant prototypes.
112 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
115 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
116 and after reload in REG+REG indexed addresses without REG_POINTER
117 set in the base and not set in the index.
119 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
121 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
123 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
124 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
125 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
126 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
127 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
129 * config.gcc (sh*-*-linux*): Use config/linux.h.
131 2005-02-28 Dale Johannesen <dalej@apple.com>
132 Stan Shebs <shebs@apple.com>
134 Rewrite of 64-bit Darwin structure-by-value pass/return.
135 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
136 intoffset, use_stack, named.
137 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
138 (rs6000_darwin64_record_arg_advance_flush): New.
139 (rs6000_darwin64_record_arg_advance_recurse): New.
140 (rs6000_darwin64_record_arg_flush): New.
141 (rs6000_darwin64_record_arg_recurse): New.
142 (rs6000_darwin64_record_arg): New.
143 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
144 (function_arg_boundary): Handle 128-bit aligned structs.
145 (function_arg_advance): Rewrite darwin64 struct handling.
146 (function_arg): Call rs6000_darwin64_record_arg.
147 (function_arg_partial_nregs): Handle darwin64 structs.
148 (rs6000_darwin64_function_value): Remove.
149 (rs6000_function_value): Call rs6000_darwin64_record_arg.
151 2005-02-28 Roger Sayle <roger@eyesopen.com>
153 PR tree-optimization/20216
154 * tree-chrec.c (tree_fold_factorial): Delete.
155 (tree_fold_binomial): Change argument list to take a return type
156 and change the type of K to unsigned int. Rewrite to avoid explicit
157 evaluation of factorials, and (recursively) calling fold to perform
158 compile-time arithmetic. Return NULL on (internal) overflow.
159 (chrec_evaluate): Change type of K to an unsigned int. Avoid
160 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
161 if any intermediate calculation overflows.
162 (chrec_apply): Update call to chrec_evaluate.
164 2005-02-28 James E Wilson <wilson@specifixinc.com>
166 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
168 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
171 * c-parser.c (c_parser_compound_statement): Return error_mark_node
172 instead of NULL_TREE on error.
174 2005-02-28 David Edelsohn <edelsohn@gnu.org>
176 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
177 (EASY_VECTOR_15_ADD_SELF): Remove.
178 (num_insns_constant_wide): Not static.
179 (validate_condition_mode): Not static.
180 (toc_relative_expr_p): Not static.
181 (legitimate_indirect_address_p): Not static.
182 (macho_lo_sum_memory_operand): Not static.
183 (invalid_e500_subreg): Not static.
184 (easy_vector_same): Not static.
185 (easy_vector_splat_const): Not static.
186 (RS6000_SYMBOL_REF_TLS_P): Remove.
187 (any_operand): Delete.
188 (any_parallel_operand): Delete.
189 (count_register_operand): Delete.
190 (altivec_register_operand): Delete.
191 (xer_operand): Delete.
192 (s8bit_cint_operand): Delete.
193 (short_cint_operand): Delete.
194 (u_short_cint_operand): Delete.
195 (non_short_cint_operand): Delete.
196 (exact_log2_cint_operand): Delete.
197 (gpc_reg_operand): Delete.
198 (cc_reg_operand): Delete.
199 (cc_reg_not_cr0_operand): Delete.
200 (reg_or_short_operand): Delete.
201 (reg_or_neg_short_operand): Delete.
202 (reg_or_aligned_short_operand): Delete.
203 (reg_or_u_short_operand): Delete.
204 (reg_or_cint_operand): Delete.
205 (reg_or_arith_cint_operand): Delete.
206 (reg_or_add_cint64_operand): Delete.
207 (reg_or_sub_cint64_operand): Delete.
208 (reg_or_logical_cint_operand): Delete.
209 (got_operand): Delete.
210 (got_no_const_operand): Delete.
211 (easy_fp_constant): Delete.
212 (easy_vector_constant): Delete.
213 (easy_vector_constant_add_self): Delete.
214 (zero_constant): Delete.
215 (zero_fp_constant): Delete.
216 (volatile_mem_operand): Delete.
217 (offsettable_mem_operand): Delete.
218 (mem_or_easy_const_operand): Delete.
219 (add_operand): Delete.
220 (non_add_cint_operand): Delete.
221 (logical_operand): Delete.
222 (non_logical_cint_operand): Delete.
223 (mask_operand): Delete.
224 (mask_operand_wrap): Delete.
225 (mask64_operand): Delete.
226 (mask64_2_operand): Delete.
227 (and64_operand): Delete.
228 (and64_2_operand): Delete.
229 (and_operand): Delete.
230 (reg_or_mem_operand): Delete.
231 (lwa_operand): Delete.
232 (symbol_ref_operand): Delete.
233 (call_operand): Delete.
234 (current_file_function_operand): Delete.
235 (input_operand): Delete.
236 (rs6000_nonimmediate_operand): Delete.
237 (rs6000_tls_symbol_ref): Delete.
238 (save_world_operation): Delete.
239 (restore_world_operation): Delete.
240 (load_multiple_operation): Delete.
241 (store_multiple_operation): Delete.
242 (vrsave_operation): Delete.
243 (mfcr_operation): Delete.
244 (mtcrf_operation): Delete.
245 (lmw_operation): Delete.
246 (stmw_operation): Delete.
247 (branch_comparison_operator): Delete.
248 (branch_positive_comparison_operator): Delete.
249 (scc_comparison_operator): Delete.
250 (trap_comparison_operator): Delete.
251 (boolean_operator): Delete.
252 (boolean_or_operator): Delete.
253 (min_max_operator): Delete.
254 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
255 (EASY_VECTOR_15): Moved to here.
256 (EASY_VECTOR_15_ADD_SELF): Move to here.
257 (PREDICATE_CODES): Delete.
258 * config/rs6000/rs6000-protos.h: Delete predicate functions.
259 Declare functions no longer static.
260 * config/rs6000/predicates.md: New.
261 * config/rs6000/rs6000.md: Include predicates.md
263 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
265 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
266 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
268 * cfgrtl.c (need_fake_edge_p): Likewise.
269 * combine.c (distribute_notes): Likewise.
270 * emit-rtl.c (try_split): Likewise.
271 * recog.c (peephole2_opimize): Likewise.
272 * reg-notes.def (ALWAYS_RETURN): Remove.
273 * rtl.h (LCT_ALWAYS_RETURN): Remove.
274 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
275 * tree.h (ECF_ALWAYS_RETURN): Remove.
277 2005-02-28 Roger Sayle <roger@eyesopen.com>
280 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
281 between different machine modes is never a "useless" conversion.
283 2005-02-28 Geert Bosch <bosch@gnat.com>
286 * doc/contrib.texi: List contributors for Ada front end
288 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
290 * simplify-rtx.c (simplify_unary_operation_1,
291 simplify_const_unary_operation): New, extracted from...
292 (simplify_unary_operation): ... this one.
293 (simplify_binary_operation_1,
294 simplify_const_binary_operation): New, extracted from...
295 (simplify_binary_operation): ... this one.
296 * rtl.h (simplify_const_unary_operation,
297 simplify_const_binary_operation): Add prototypes.
299 2005-02-28 Julian Brown <julian@codesourcery.com>
301 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
302 building libjava and caused PR regression/20228.
304 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
307 * Makefile.in (host_subdir): New.
308 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
309 * configure: Regenerate.
311 2005-02-27 Zack Weinberg <zack@codesourcery.com>
313 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
314 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
315 installation directory first.
317 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
320 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
321 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
322 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
323 * config/cris/cris.md: Tweak comments referring to Q.
324 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
325 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
326 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
327 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
328 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
329 Insert spaces in constraints to align alternatives vertically for
331 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
334 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
336 PR rtl-optimization/17728
337 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
338 operand 0 from general_operand to move_dest_operand.
340 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
342 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
343 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
344 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
345 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
347 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
349 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
350 * configure: Regenerate.
351 * libada-mk.in: Remove CC; rename
352 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
354 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
357 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
358 for the lhs, also walk over the tree. Likewise for rhs.
360 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
362 * tree-ssa-dom.c (simple_iv_increment_p): New function.
363 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
364 Do not propagate value of iv before increment over the increment.
366 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
368 * c-parser.c: New file.
369 * c-parse.in: Remove.
370 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
372 (c-parser.o): Add dependencies.
373 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
374 maintainer-clean, TAGS): Update.
375 * c-config-lang.in (gtfiles): Update.
376 * gengtype-lex.l: Don't handle "@@".
377 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
378 objc_build_synchronized, objc_begin_try_stmt,
379 objc_begin_catch_clause, objc_finish_catch_clause,
380 objc_build_finally_clause, objc_finish_try_stmt): New.
381 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
383 (c_parse_init): Update comment.
384 * c-decl.c (c_init_decl_processing): Update comment.
385 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
386 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
387 new c_declspecs members.
389 2005-02-25 Julian Brown <julian@codesourcery.com>
391 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
392 from being used for symbols with vague linkage when
393 HAVE_GAS_COMDAT_GROUP is true.
395 2005-02-25 Mark Mitchell <mark@codesourcery.com>
397 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
399 2005-02-25 Steve Ellcey <sje@cup.hp.com>
402 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
403 (LIBGCC2_HAS_DF_MODE): New.
404 (LIBGCC2_HAS_XF_MODE): New.
405 (LIBGCC2_HAS_TF_MODE): New.
406 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
407 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
408 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
409 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
410 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
411 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
412 and add _fixtfdi, _fixunstfdi, _floatditf
413 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
414 L_fixunstfdi, L_floatditf.
415 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
416 (LIBGCC2_HAS_TF_MODE): Define.
418 2005-02-25 Diego Novillo <dnovillo@redhat.com>
420 PR tree-optimization/20204
421 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
422 REWRITE_THIS_STMT markers on PHI nodes.
423 (rewrite_initialize_block): Likewise.
425 2005-02-25 Mark Mitchell <mark@codesourcery.com>
427 * version.c (version_string): Update to 4.1.
429 2005-02-25 Paolo Carlini <pcarlini@suse.de>
431 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
432 Clarify that the alternative way doesn't work in GNU C++.
434 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
436 PR tree-optimization/19937
437 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
438 to the type of the induction variable.
440 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
442 PR rtl-optimization/20117
443 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
444 the block including noncopyable insn.
446 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
448 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
449 calls to find_reg_note.
451 2005-02-24 Richard Henderson <rth@redhat.com>
454 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
457 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
459 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
460 vector types if to use base reg for misaligned non-word ld/std.
462 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
465 * config/cris/cris.c (cris_target_asm_function_prologue): Create
466 dwarf2 label manually and put it after, not before the prologue.
468 2005-02-24 David Edelsohn <edelsohn@gnu.org>
471 * reload.c (operands_match_p): Only increment register number for
472 SCALAR_INT_MODE_P modes in multiple hard registers.
474 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
477 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
479 * ChangeLog.5: Fix log message typo(s).
480 * ChangeLog.7: Likewise.
481 * ChangeLog.tree-ssa: Likewise.
482 * cfgexpand.c: Fix comment typo(s).
483 * conflict.c: Likewise.
484 * defaults.h: Likewise.
485 * dwarf2out.c: Likewise.
487 * ggc-page.c: Likewise.
488 * tree-eh.c: Likewise.
489 * tree-ssa-dom.c: Likewise.
491 2005-02-24 Jakub Jelinek <jakub@redhat.com>
494 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
495 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
496 if SHARED is defined.
499 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
500 allow splitting only if operands 0 and 3 don't overlap.
502 2005-02-24 Richard Henderson <rth@redhat.com>
505 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
506 (fold_builtin_1): Call them.
507 * fold-const.c (fold_complex_mult_parts): Split out from ...
508 (fold_complex_mult): ... here. Fix typo in both imaginary case.
509 (fold_complex_div_parts, fold_complex_div): New.
511 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
513 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
515 * tree-ssa-ccp.c (visit_assignment): Verify that result of
516 VIEW_CONVERT_EXPR is_gimple_min_invariant.
518 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
519 (print_node): Likewise.
520 Print TYPE_SIZES_GIMPLIFIED.
522 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
524 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
525 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
526 operands as commutative in constraints.
528 2005-02-24 Diego Novillo <dnovillo@redhat.com>
530 * tree-into-ssa.c: Re-organize internal functions.
532 2005-02-24 Richard Henderson <rth@redhat.com>
535 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
537 * common.opt (fcx-limited-range): New.
538 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
539 * toplev.c (flag_complex_method): Initialize to 1.
540 (process_options): Set flag_complex_method to 0 if
541 flag_cx_limited_range.
542 * doc/invoke.texi (-fcx-limited-range): New.
544 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
546 * cse.c (delete_trivially_dead_insns): Speed up by using
547 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
550 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
552 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
553 functions when -mid-shared-library is being used.
555 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
557 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
558 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
559 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
560 * system.h: Poison LINK_LIBGCC_SPECIAL.
562 2005-02-23 James E Wilson <wilson@specifixinc.com>
564 * gengtype.c (note_insn_name): Make 1 element larger.
566 2005-02-23 Roger Sayle <roger@eyesopen.com>
569 PR rtl-optimization/20097
570 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
571 BImode SUBREGs of SImode registers which confuse the ia64 backend.
573 2005-02-23 David Edelsohn <edelsohn@gnu.org>
575 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
576 * t-aix52 (SHLIB_INSTALL): Same.
578 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
580 * genpreds.c: Update copyright.
582 2005-02-23 Michael Beach <michaelb@ieee.org>
585 * config/sparc/t-elf (startup files): Assemble with CPP.
587 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
589 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
590 (write_predicate_expr): Likewise.
592 2005-02-22 Diego Novillo <dnovillo@redhat.com>
594 PR tree-optimization/20100
595 PR tree-optimization/20115
596 * tree-optimize.c (init_tree_optimization_passes): Remove
597 pass_maybe_create_global_var.
598 * tree-pass.h (pass_maybe_create_global_var): Remove.
599 * tree-ssa-alias.c (aliases_computed_p): Declare.
600 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
601 (count_calls_and_maybe_create_global_var): Remove.
602 (pass_maybe_create_global_var): Remove.
603 (init_alias_info): Do not declare aliases_computed_p.
604 (maybe_create_global_var): If the function contains no
605 call-clobbered variables and a mix of pure/const and regular
606 function calls, create .GLOBAL_VAR.
607 Mark all call-clobbered variables for renaming.
608 (merge_pointed_to_info): Update comment.
609 (add_pointed_to_var): Likewise.
610 (is_escape_site): Likewise.
611 Accept struct alias_info * instead of size_t *.
613 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
615 * tree-ssa-operands.c (get_call_expr_operands): If
616 ALIASES_COMPUTED_P is false, do not add call-clobbering
618 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
619 (delete_tree_ssa): Likewise.
621 2005-02-22 James E Wilson <wilson@specifixinc.com>
623 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
624 (do_compile): Do call it here.
626 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
628 PR rtl-optimization/20017.
629 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
630 rest_of_handle_cse2, rest_of_handle_gcse): Call
631 delete_dead_jumptables immediately before calling cleanup_cfg.
633 2005-02-22 Devang Patel <dpatel@apple.com>
636 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
639 2005-02-22 David Edelsohn <edelsohn@gnu.org>
641 * config/rs6000/aix.h (WINT_TYPE): Define.
643 2005-02-22 Stan Shebs <shebs@apple.com>
645 * config/rs6000/rs6000.c (rs6000_override_options): Default to
646 natural alignment for 64-bit Darwin.
647 (rs6000_parse_alignment_option): Warn about uses of -malign-power
649 * doc/invoke.texi: Document this.
651 2005-02-22 DJ Delorie <dj@redhat.com>
653 * c-common.c (c_common_type_for_mode): Pass the mode's precision
654 to make_[un]signed_type, not the mode itself.
656 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
658 * cfg.c (cached_make_edge): Call make_edge if edge cache is
659 not available. Use tail calls wherever possible.
660 (make_edge): Call unchecked_make_edge to create an edge.
662 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
663 (coalesce_ssa_name): Don't check for
664 SSANORM_USE_COALESCE_LIST.
665 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
667 2005-02-22 Diego Novillo <dnovillo@redhat.com>
669 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
670 (rewrite_into_ssa): ... here.
672 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
674 PR tree-optimization/19786
675 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
676 tag to another's may-alias bitmap when adding to the other's list.
678 2005-02-21 DJ Delorie <dj@redhat.com>
680 * tree-ssa-loop-ivopts.c (computation_cost): Start register
681 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
682 registers in unsupported ways.
683 * expmed.c (init_expmed): Likewise.
685 2005-02-21 Stan Cox <scox@redhat.com>
687 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
689 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
691 * tree-cfg.c (fold_cond_expr_cond): New.
692 (make_edges): Call fold_cond_expr_cond.
693 (find_taken_edge): Accept nothing but INTEGER_CST.
694 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
696 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
698 * flow.c (delete_dead_jumptables): Speed up by scanning insns
699 that do not belong to any basic block.
701 2005-02-21 Jeff Law <law@redhat.com>
703 * cfganal.c (find_unreachable_blocks): Manually CSE load of
706 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
708 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
709 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
710 Adjust their definitions.
711 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
712 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
714 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
715 genautomata.c, langhooks.c, langhooks.h, system.h,
716 config/arm/lib1funcs.asm: Update copyright.
718 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
720 * dbxout.c (dbxout_function_end): Emit Lscope label always.
722 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
725 * doc/install.texi: Document --with-gc.
727 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
729 * simplify-rtx.c (simplify_unary_operation): Add a missing
732 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
734 PR tree-optimization/18663
735 * tree-ssa-dom.c (extract_range_from_cond): Return 0
736 if the type has variable bounds.
738 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
740 * gcse.c: Remove an obsolete comment.
742 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
744 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
746 * doc/extend.texi (Function Attributes) <Attribute const>: The
747 attribute "pure" is below this text, not above.
749 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
751 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
752 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
753 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
755 2005-02-20 Zack Weinberg <zack@codesourcery.com>
758 * langhooks.h (struct lang_hooks): Add to_target_charset.
759 * langhooks.c (lhd_to_target_charset): New function.
760 * langhooks-def.h: Declare lhd_to_target_charset.
761 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
762 (LANG_HOOKS_INITIALIZER): Update.
763 * c-common.c (c_common_to_target_charset): New function.
764 * c-common.h: Declare it.
765 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
766 c_common_to_target_charset.
768 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
769 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
771 * system.h: Poison them.
772 * doc/tm.texi: Don't discuss them.
773 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
774 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
775 (pp_c_char): Do not attempt to generate letter escapes for
777 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
778 * config/mips/mips.c (mips_output_ascii): Likewise.
780 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
782 PR tree-optimization/19951
783 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
786 2005-02-19 Steven Bosscher <stevenb@suse.de>
789 * function.h (struct function): New field `max_loop_depth'.
790 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
791 (flow_loops_find): Reset the max loop depth count before finding loops.
792 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
793 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
794 (calculate_global_regs_live): Make sure the loop will terminate
795 when the initial sets are not empty.
797 2005-02-19 Zack Weinberg <zack@codesourcery.com>
799 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
801 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
803 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
806 * doc/invoke.texi: Remove documentation of %M spec.
808 (init_spec): Remove %M suffix from -lgcc_s.
809 (do_spec_1): Remove 'M' case.
810 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
811 to put shared libraries in the multilib directory. Remove the
812 shlib_so_soname substitution variable. Don't add a multilib encoding
813 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
814 reported by -print-multi-os-directory. Pass @multilib_dir@ to
815 SHLIB_INSTALL as well as SHLIB_LINK.
816 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
817 (SHLIB_NAME): Delete.
818 (SHLIB_DIR): New macro.
819 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
820 (SHLIB_INSTALL): Adjust accordingly.
821 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
822 * config/t-slibgcc-sld: Likewise.
823 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
824 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
825 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
827 (SHLIBUNWIND_INSTALL): Adjust accordingly.
828 * config/i386/t-nwld (SHLIB_SONAME): Delete.
829 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
830 Use @shlib_base_name@ instead of @shlib_so_name@.
831 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
832 and @shlib_base_name@.so in @multilib_dir@.
833 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
835 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
836 (SHLIB_LINK): Remove previous workaround.
837 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
838 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
839 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
841 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
842 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
843 (SHLIB_INSTALL): Adjust accordingly.
844 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
845 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
846 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
847 config/t-slibgcc-elf-ver.
849 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
850 Jakub Jelinek <jakub@redhat.com>
852 PR tree-optimization/19828
853 * tree-ssa-loop-im.c: Add a TODO comment.
854 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
855 without side-effects.
857 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
859 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
862 2005-02-18 James E. Wilson <wilson@specifixinc.com>
864 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
865 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
866 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
868 (ia64_reorg): Delete fixup_errata call.
869 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
870 (TARGET_SWITCHES): Delete -mb-step entry.
872 2005-02-19 Jakub Jelinek <jakub@redhat.com>
875 * c-typeck.c (composite_type): Handle quals in transparent unions.
876 (type_lists_compatible_p): Likewise.
878 2005-02-18 Stan Shebs <shebs@apple.com>
880 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
881 expressions in the .literal8 section.
883 2005-02-18 Geoffrey Keating <geoffk@apple.com>
885 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
887 2005-02-18 Roger Sayle <roger@eyesopen.com>
889 * fold-const.c (constant_boolean_node): Always create values of the
890 specified type, don't bother calling truthvalue_conversion.
892 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
894 * except.c (output_function_exception_table): Call
895 assemble_external_libcall (eh_personality_libfunc).
897 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
900 * config/ia64/ia64.h (struct machine_function): Add state_num.
901 * config/ia64/ia64.c (process_epilogue,
902 process_for_unwind_directive): Use new unwind state numbers each
903 time rather than state 1.
905 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
908 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
909 before the "*llgt_didi" pattern.
911 2005-02-18 Jason Merrill <jason@redhat.com>
913 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
915 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
917 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
918 (div0): Use it in place of ARM_FUNC_ALIAS.
919 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
921 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
924 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
925 access, the lower bound of the array type if it exists.
927 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
930 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
931 cases that are out-of-range for the index type.
933 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
935 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
936 (estimate_case_costs): Don't call convert.
937 * expmed.c (expand_shift): Likewise.
938 (make_tree): Call fold_convert instead of convert.
940 2005-02-18 Jakub Jelinek <jakub@redhat.com>
943 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
944 that ref to be marked MEM_READONLY_P doesn't have base that needs
947 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
949 * genautomata.c (output_get_cpu_unit_code_func,
950 output_cpu_unit_reservation_p): Don't generate old-style function
953 2005-02-18 Jakub Jelinek <jakub@redhat.com>
956 PR tree-optimization/20009
957 * convert.c (convert_to_integer): Revert 2005-02-16 change.
959 PR tree-optimization/18947
960 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
961 inline, remove all nodes that are inlined into the extern inline
964 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
966 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
967 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
968 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
969 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
972 2005-02-17 Roger Sayle <roger@eyesopen.com>
974 PR tree-optimization/19917
975 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
976 to be potentially trapping.
978 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
980 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
982 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
984 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
985 tem becomes a local variable which is set to the value of the
986 back end defined INITIAL_FRAME_ADDRESS macro.
987 (expand_builtin_frame_address): Omit the base parameter to
988 expand_builtin_return_addr.
989 (expand_builtin_profile_func): Likewise.
990 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
991 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
992 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
994 2005-02-17 Jakub Jelinek <jakub@redhat.com>
996 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
997 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
998 * config/frv/frv.c (frv_function_epilogue): Likewise.
1000 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1002 * lambda-code (perfect_nestify): Remove mark/unmark
1004 * tree-loop-linear.c (linear_transform_loops): Add
1005 rewrite_into_ssa call so that ssa is correct for
1006 rewriting into loop closed.
1008 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1010 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1011 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1013 * bt-load.c (btr_def_live_range, combine_btr_defs,
1014 migrate_btr_def, migrate_btr_defs): Likewise.
1015 * cfgcleanup.c (thread_jump): Likewise.
1016 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1017 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1018 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1019 df_rd_local_compute, df_reg_info_compute): Likewise.
1020 * dominance.c (init_dom_info, free_dom_info): Likewise.
1021 * flow.c (init_propagate_block_info,
1022 free_propagate_block_info): Likewise.
1023 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1024 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1025 modify_reg_pav): Likewise.
1026 * loop-invariant.c (find_defs, find_invariant_insn,
1027 find_invariants, free_inv_motion_data): Likewise.
1028 * predict.c (tree_predict_by_opcode,
1029 estimate_bb_frequencies): Likewise.
1030 * stmt.c (expand_case): Likewise.
1031 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1032 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1033 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1034 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1035 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1036 rewrite_ssa_into_ssa): Likewise.
1037 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1038 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1039 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1040 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1041 * tree-sra.c (tree_sra): Likewise.
1042 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1043 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1044 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1045 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1046 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1047 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1049 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1050 calculate_live_on_entry, calculate_live_on_exit,
1051 build_tree_conflict_graph): Likewise.
1052 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1053 record_important_candidates, set_use_iv_cost, find_depends,
1054 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1055 tree_ssa_iv_optimize_finalize): Likewise.
1056 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1057 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1058 tree_duplicate_loop_to_header_edge): Likewise.
1059 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1060 * tree-ssa.c (verify_flow_insensitive_alias_info,
1061 verify_name_tags, verify_ssa, init_tree_ssa,
1062 delete_tree_ssa): Likewise.
1063 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1064 fini_ssanames): Likewise.
1065 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1067 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1069 * config/rs6000/t-rtems: Completely reworked.
1071 2005-02-17 Ira Rosen <irar@il.ibm.com>
1073 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1075 2005-02-17 Ira Rosen <irar@il.ibm.com>
1077 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1078 POINTER_TYPE_P when checking that type is a pointer.
1079 (vect_get_memtag): Remove.
1080 (vect_address_analysis): Use POINTER_TYPE_P. Call
1081 vect_object_analysis with dummy parameter for memtag.
1082 (vect_object_analysis): Extract memtag (functionality that
1083 used to be in vect_get_memtag and moved here). Fix printings.
1084 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1085 with correct parameters. Remove call to vect_get_memtag.
1087 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1089 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1090 (tree-vectorizer.o): Added missing dependencies.
1092 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1094 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1095 declaration in tree-vectorizer.c, now has an extern declaration in
1097 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1098 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1099 get_vectype_for_scalar_type, vect_is_simple_use,
1100 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1101 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1102 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1103 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1104 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1105 find_loop_location): Likewise.
1107 * tree-vectorizer.c (langhooks.h): #include removed.
1108 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1109 moved to tree-vectorized.h.
1110 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1111 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1112 get_vectype_for_scalar_type, vect_is_simple_use,
1113 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1114 vect_supportable_dr_alignment, new_loop_vec_info,
1115 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1116 vect_set_verbosity_level, find_loop_location): Likewise.
1118 (vect_analyze_loop): Function externalized. Declaration moved to
1119 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1120 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1121 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1122 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1123 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1124 vect_enhance_data_refs_alignment, vect_analyze_operations,
1125 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1126 vect_stmt_relevant_p, vect_get_loop_niters,
1127 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1128 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1129 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1130 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1131 vect_get_memtag): Likewise.
1133 (vectorizable_load): Function externalized. Declaration moved to
1134 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1135 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1136 vect_transform_loop): Likewise.
1137 (vect_transform_stmt): Moved to tree-vect-transform.c.
1138 (vect_align_data_ref, vect_create_destination_var,
1139 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1140 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1141 vect_get_vec_def_for_operand, vect_init_vector,
1142 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1143 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1144 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1145 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1146 vect_do_peeling_for_loop_bound): Likewise.
1148 * tree-vect-analyze.c: New file.
1149 * tree-vect-transform.c: New file.
1151 2005-02-17 Jason Merrill <jason@redhat.com>
1153 PR mudflap/19319, c++/19317
1154 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1157 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1159 * doc/install.texi (Specific): Update link for Darwin-specific
1162 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1164 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1165 constant_boolean_node.
1167 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1170 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1171 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1173 2005-02-16 Richard Henderson <rth@redhat.com>
1176 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1178 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1179 replace uses with Wtype_MAXp1_F.
1180 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1181 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1182 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1183 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1184 and HAVE_TFMODE as appropriate.
1185 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1186 (__floatdisf): Likewise.
1187 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1188 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1189 (Wtype_MAXp1_F): New.
1190 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1191 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1193 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1196 * arm.c (arm_apply_result_size): New function.
1197 * arm.h (APPLY_RESULT_SIZE): Define.
1198 * arm-protos.h (arm_apply_result_size): Add prototype.
1199 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1200 (movxf): New expand.
1201 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1202 (call_value_symbol): Remove predicate for operand 0.
1203 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1204 (untyped_call): Rework to correclty return values for any type.
1205 (untyped_return): New expand.
1206 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1208 2005-02-16 Stan Shebs <shebs@apple.com>
1210 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1211 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1213 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1215 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1216 configure settings on Solaris 7 and later.
1218 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1220 PR tree-optimization/19865
1221 * tree-optimize.c (init_tree_optimization_passes): Run
1222 pass_may_alias after pass_sra.
1224 2005-02-16 Richard Henderson <rth@redhat.com>
1225 Stuart Hastings <stuart@apple.com>
1228 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1229 Do nothing if debug info suppressed for this function.
1230 (dbxout_begin_function): Early exit if debug info suppressed for
1233 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1236 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1238 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1240 PR tree-optimization/19967
1241 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1242 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1243 argument TYPE. Adjust calls to fold_builtin_XXX.
1244 (expand_builtin, fold_builtin_1): Adjust calls to
1246 (fold_builtin_strchr, fold_builtin_strpbrk,
1247 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1248 result to a requested type TYPE.
1250 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1253 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1254 (T)x & (T)cst if (T)cst overflows.
1255 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1256 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1258 2005-02-15 Jeff Law <law@redhat.com>
1260 * gcse.c (blocks_with_calls): New bitmap.
1261 (alloc_gcse_mem): Allocate it.
1262 (free_gcse_mem): Free it.
1263 (clear_modifY_mem_tables): Clear it.
1264 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1265 when we encounter CALL_INSNs.
1266 (compute_transp, case MEM): Handle blocks with calls separate
1267 from blocks without calls. Use bitmap iterators rather than
1270 2005-02-15 Peter O'Gorman <peter@pogma.com>
1273 * mklibgcc.in (vis_hide): Use a temporary object file, not
1276 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1279 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1280 access optimization.
1282 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1283 Alan Modra <amodra@bigpond.net.au>
1286 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1287 (_xlqsub): Rename to __gcc_qsub.
1288 (_xlqmul): Rename to __gcc_qmul.
1289 (_xlqdiv): Rename to __gcc_qdiv.
1290 Provide versioned symbol aliases with old names.
1291 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1292 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1293 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1294 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1295 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1297 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1299 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1300 Fold ~(A - 1) and ~(A + -1) to -A.
1302 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1306 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1307 config/pa/pa-host.c:pa_gt_pch_use_address.
1309 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1311 * tree-vn.c (get_value_handle): Make sure that given an
1312 is_gimple_min_invariant expression, we always return it.
1314 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1316 * passes.c (rest_of_handle_gcse): Fix a comment.
1318 2005-02-15 Jeff Law <law@redhat.com>
1320 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1322 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1323 (canon_list_insert, record_last_mem_set_info): Similarly.
1324 (clear_modify_mem_tables): Similarly.
1326 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1328 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1329 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1330 config/mips/mips.md, config/rs6000/aix.h,
1331 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1333 2005-02-15 Richard Henderson <rth@redhat.com>
1335 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1336 call to be best_edge.
1338 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1340 * basic-block.h: Adjust the prototype for find_basic_blocks.
1341 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1342 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1345 * flow.c (recompute_reg_usage): Remove all arguments.
1346 * passes.c (rest_of_compilation): Adjust the call to
1347 recompute_reg_usage.
1348 * rtl.h: Adjust the prototype for recompute_reg_usage.
1350 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1352 * tree-dump.c (dump_files): Update to reflect new member
1354 (dump_register): Add new argument.
1356 (dump_switch_p_1): Check against glob name if doglob was passed.
1357 (dump_switch_p): Check against regular first, then glob if
1358 we didn't have any hits on the dump name.
1359 * tree-optimize.c (register_one_dump_file):
1360 Pass in glob name as well.
1361 * tree-pass.h (struct dump_file_info): Add glob
1364 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1366 PR preprocessor/16323
1367 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1369 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1372 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1373 (trunctfdf2_internal1): New.
1374 (trunctfdf2_internal2): Renamed from trunctfdf2.
1376 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1378 PR tree-optimization/19853
1379 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1381 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1383 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1384 delete_dead_jumptables and cleanup_cfg.
1386 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1388 * reload.c (find_reloads): Swap address_reloaded flags when
1389 swapping commutative operands.
1391 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1393 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1394 Use standard_iv_increment_position for computing the bsi position
1396 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1399 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1402 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1403 life range of hard registers.
1404 * value-prof.c (insn_prefetch_values_to_profile): Only
1407 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1408 profile in libcalls.
1410 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1412 * bitmap.h (bitmap_and_compl_into): Return bool.
1413 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1415 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1417 PR tree-optimization/19944
1418 * fold-const.c (fold): Re-add ABS_EXPR folding.
1420 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1423 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1424 {TARGET,MASK}_XL_COMPAT.
1425 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1427 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1428 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1430 (rs6000_arg_partial_bytes): Same.
1431 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1432 and XL compatibility enabled.
1433 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1434 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1435 test to final condition.
1436 (cmptf_internal2): New.
1437 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1438 xl-compat. Add TFmode information to description.
1440 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1442 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1444 2005-02-13 Jason Merrill <jason@redhat.com>
1447 * fold-const.c (fold_indirect_ref_1): Split out from...
1448 (build_fold_indirect_ref): Here.
1449 (fold_indirect_ref): New fn.
1450 * tree.h: Declare it.
1451 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1452 (gimplify_modify_expr_rhs): Likewise.
1453 (gimplify_expr): Likewise.
1455 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1457 PR tree-optimization/14303
1458 PR tree-optimization/15784
1459 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1460 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1461 ABS_EXPR<x> != 0 to x != 0.
1463 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1465 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1466 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1467 spelling conventions.
1469 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1470 delete_trivially_dead_insns too many times.
1472 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1475 2005-02-12 Ira Rosen <irar@il.ibm.com>
1477 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1478 (vect_is_simple_iv_evolution): Remove redundant parameter
1480 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1481 without last parameter.
1482 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1483 Return pointer step. Call vect_is_simple_iv_evolution without
1484 last parameter. Check only that the step is multiple of size
1485 type. Remove stmt_vinfo updates.
1486 (vect_get_memtag_and_dr): Remove.
1487 (vect_get_memtag): New function.
1488 (vect_address_analysis): New function.
1489 (vect_object_analysis): New function.
1490 (vect_analyze_data_refs): Call vect_object_analysis and
1491 vect_get_memtag. Update stmt_vinfo fields.
1493 2005-02-12 Ira Rosen <irar@il.ibm.com>
1495 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1496 exist and are objects. Remove checks for pointer.
1497 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1498 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1499 (vect_create_data_ref_ptr): Likewise.
1500 (vect_base_addr_differ_p): New function.
1501 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1502 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1503 Don't set the DR_BASE_NAME field of data-ref.
1504 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1506 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1508 * optabs.h (enum optab_index): Add new OTI_ldexp.
1509 (ldexp_optab): Define corresponding macro.
1510 * optabs.c (init_optabs): Initialize ldexp_optab.
1511 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1513 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1515 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1516 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1518 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1519 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1522 2005-02-12 Ira Rosen <irar@il.ibm.com>
1524 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1526 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1528 (vect_get_base_and_offset): Always return an address.
1529 (vect_create_addr_base_for_vector_ref): Remove treatment for
1530 different data reference types.
1531 (vect_compute_data_ref_alignment): Rename base to base_address in
1532 stmt_vec_info. Get the object in order to force its alignment.
1533 (vect_get_memtag_and_dr): Rename base to base_address in
1534 stmt_vec_info. Extract the object for memtag analysis.
1536 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1538 PR regression/19898.
1539 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1540 changes cc_status, use apply modified_in_p to part of cc_status
1541 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1544 2005-02-11 Richard Henderson <rth@redhat.com>
1546 * tree-complex.c (expand_complex_libcall): New.
1547 (expand_complex_multiplication): Use it for c99 compliance.
1548 (expand_complex_division): Likewise.
1549 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1551 * builtins.c (built_in_names): Remove const.
1552 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1554 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1555 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1556 (built_in_names): Remove const.
1557 * c-common.c (c_common_type_for_mode): Handle complex modes.
1558 * flags.h, toplev.c (flag_complex_method): Rename from
1559 flag_complex_divide_method.
1560 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1561 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1562 * libgcc2.h: Declare them.
1563 * libgcc-std.ver: Export them.
1564 * mklibgcc.in (lib2funcs): Build them.
1566 2005-02-11 Steven Bosscher <stevenb@suse.de>
1568 PR tree-optimization/19876
1569 Partially revert my change from 2005-01-14
1570 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1571 (compute_antic): ...and remove the loop here.
1573 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1576 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1577 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1579 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1580 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1582 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1584 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1585 offsets for the big-endian 32-bit case.
1587 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1589 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1591 2005-02-11 Dale Johannesen <dalej@apple.com>
1593 * cselib.c (cselib_process_insn): Clear out regs where
1594 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1595 * reload.c (find_equiv_reg): Ditto.
1597 2005-02-11 Ian Lance Taylor <ian@airs.com>
1599 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1602 * tree.c (build_function_type_list): Work correctly if there are
1605 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1607 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1608 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1609 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1610 TARGET_ZARCH instead of TARGET_64BIT.
1612 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1614 * config/rs6000/t-rtems:
1615 (MULTILIB_OPTIONS): Remove mcpu=602.
1616 (MUTLILIB_DIRNAMES): Remove m602.
1617 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1618 Let mcpu=602 match mcpu=603.
1619 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1621 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1623 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1626 2005-02-10 David Daney <ddaney@avtrex.com>
1628 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1629 * config/i386/linux-unwind.h: Likewise.
1630 * config/ia64/linux-unwind.h: Likewise.
1631 * config/mips/linux-unwind.h: Likewise.
1632 * config/pa/linux-unwind.h: Likewise.
1633 * config/rs6000/linux-unwind.h: Likewise.
1634 * config/s390/linux-unwind.h: Likewise.
1635 * config/sh/linux-unwind.h: Likewise.
1636 * config/sparc/linux-unwind.h: Likewise.
1638 2005-02-10 Steven Bosscher <stevenb@suse.de>
1640 PR tree-optimization/17549
1641 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1642 TER to replace a DEF with its expression if the DEF and the
1643 rhs of the expression we replace into have the same root
1646 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1648 * config/mips/mips.md: Fix the placement of the match_scratch in the
1651 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1653 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1656 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1658 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1659 (strip_offset): Handle addresses.
1660 (add_address_candidates): Use strip_offset.
1661 (difference_cost): Reflect strip_offset change.
1662 (force_var_cost, difference_cost): Strip nops.
1664 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1666 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1668 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1669 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1670 config/cris/cris-protos.h, config/cris/cris.c: Update
1673 2005-02-10 Jeff Law <law@redhat.com>
1675 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1676 (lookup_avail_expr): Similarly.
1678 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1680 * builtins.c (fold_builtin_powi): New function.
1681 (fold_builtin_1): Call it.
1683 2005-02-10 Steven Bosscher <stevenb@suse.de>
1685 PR documentation/19309
1686 * doc/cpp.texi: The __GNUC__ and related predefined macros
1687 are also defined for the "standalone" cpp.
1688 Some non-GCC compilers may also define __GNUC__.
1690 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1693 * c-typeck.c (common_type): New routine. Old common_type renamed
1695 (c_common_type): ...this.
1696 (build_conditional_expr, build_binary_op): Use c_common_type instead
1699 2005-02-10 Steven Bosscher <stevenb@suse.de>
1701 * doc/md.texi: Replace @samp{length} with @code{length}.
1703 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1705 PR tree-optimization/18687
1706 * tree-flow.h (find_loop_niter): Declare.
1707 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1708 Try using scev even for loops with more than one exit.
1709 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1710 (struct ivopts_data): Added niters field.
1711 (struct nfe_cache_elt): New.
1712 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1714 (tree_ssa_iv_optimize_init): Initialize niters cache.
1715 (determine_number_of_iterations): Removed.
1716 (find_induction_variables): Do not call determine_number_of_iterations.
1717 Access niters for single exit through niter_for_single_dom_exit.
1718 (add_iv_outer_candidates): Access niters for single exit through
1719 niter_for_single_dom_exit.
1720 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1721 number_of_iterations_cond.
1722 (iv_period): New function.
1723 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1724 (may_replace_final_value): Take data argument. Use
1725 niter_for_single_dom_exit.
1726 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1727 (rewrite_use_compare): Pass data to may_eliminate_iv.
1728 (rewrite_use_outer): Pass data to may_replace_final_value.
1729 (free_loop_data): Clean up the niters cache.
1730 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1731 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1732 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1733 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1734 (num_ending_zeros): Moved to tree.c.
1735 * tree.h (num_ending_zeros): Declare.
1736 * tree.c (num_ending_zeros): Moved from tree.c.
1738 2005-02-09 Richard Henderson <rth@redhat.com>
1740 * builtins.c (DEF_BUILTIN): Add COND argument.
1741 * tree.h (DEF_BUILTIN): Likewise.
1742 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1743 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1745 (DEF_BUILTIN_STUB): New.
1746 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1747 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1748 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1749 * c-common.c (DEF_BUILTIN): Add COND argument.
1750 * tree.c (local_define_builtin): New.
1751 (build_common_builtin_nodes): New.
1753 2005-02-09 Roger Sayle <roger@eyesopen.com>
1755 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1756 floating point expression ignoring the sign of the result.
1757 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1758 (fold) <MULT_EXPR>: Use it to simplify x*x.
1759 * tree.h (fold_strip_sign_ops): Prototype here.
1760 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1761 argument. Use fold_strip_sign_ops to simplify the first argument.
1762 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1763 first argument when the second argument is an even integer
1764 constant, but only with -funsafe_math_optimizations.
1765 (fold_builtin_1): Update call to fold_builtin_copysign.
1767 2005-02-09 Ian Lance Taylor <ian@airs.com>
1770 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1771 just check whether EH_FILTER_FAILURE falls through.
1773 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1775 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1776 insns return to ready list in the next turn.
1778 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1781 * builtins.def: New __builtin_powi[lf].
1782 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1783 (expand_builtin_powi): New function.
1784 (expand_builtin): Dispatch to expand_builtin_powi.
1785 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1786 * libgcc2.c: Add __builtin_powi[lf] implementation.
1787 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1788 * optabs.h: Add powi_optab.
1789 * optabs.c (init_optabs): Initialize powi_optab.
1790 * doc/extend.texi: Document __builtin_powi[lf].
1792 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1794 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1797 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1800 * fold-const.c (try_move_mult_to_index): Remove redundant
1801 type argument. Create ADDR_EXPR with correct type.
1802 (fold): Update callers of try_move_mult_to_index. Convert
1803 result to the appropriate type.
1805 2005-02-09 Roger Sayle <roger@eyesopen.com>
1808 * config/avr/avr.c (default_rtx_costs): Delete.
1809 (avr_operand_rtx_cost): New function.
1810 (avr_rtx_costs): Completely rewrite.
1812 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1815 * config/cris/cris.c (in_code): New variable.
1816 (cris_output_addr_const): Now a static function, a wrapper for
1818 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1819 case from old cris_output_addr_const.
1820 (cris_asm_output_label_ref): Similar for LABEL_REF.
1821 (cris_output_addr_const_extra): Similar for UNSPEC.
1822 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1823 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1824 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1826 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1827 (cris_asm_output_label_ref): Declare.
1829 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1831 PR preprocessor/19801
1832 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1833 filenames that changed when libcpp was moved to the toplevel.
1835 2005-02-07 Roger Sayle <roger@eyesopen.com>
1837 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1838 zero extensions of BImode operands. Call lowpart_subreg instead
1839 of gen_lowpart_common and gen_lowpart_SUBREG.
1841 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1844 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1845 * configure.ac: Set cc_for_cross_gnattools.
1846 * configure: Regenerate.
1848 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1851 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1853 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1856 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1857 of nested functions.
1859 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1861 * doc/extend.texi: Document deprecated extensions allowing
1862 static floating-point members to have initializers and allowing
1863 floating-point literals in integral constant expressions.
1865 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1867 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1868 config/darwin7.h, config/mips/mips.c,
1869 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1872 * cse.c: Update comments.
1874 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1877 * builtins.c (fold_builtin_sqrt): Transform
1878 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1881 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1882 Dorit Naishlos <dorit@il.ibm.com>
1884 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1885 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1886 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1888 * tree.h (vect_set_verbosity_level): New extern function declaration
1890 * tree-vectorizer.h (verbosity_levels): New enum type.
1891 * tree-vectorizer.c (vect_debug_stats): Function removed.
1892 (vect_debug_details): Likewise.
1893 (vect_verbosity_level): Global variable was defined and initialized.
1894 (vect_dump): Global variable definition.
1895 (vect_print_dump_info): New function.
1896 (vect_set_dump_settings): New function.
1897 (vect_set_verbosity_level): New function.
1898 (vectorize_loops): Add call to vect_set_dump_settings.
1900 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1901 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1902 (slpeel_tree_peel_loop_to_edge): Likewise.
1904 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1905 appropriate verbosity level instead of call to vect_debug_details
1906 or vect_debug_stats.
1907 (vect_get_base_and_offset):
1908 (vect_create_addr_base_for_vector_ref):
1909 (get_vectype_for_scalar_type):
1910 (vect_create_data_ref_ptr):
1912 (vect_get_vec_def_for_operand):
1913 (vect_finish_stmt_generation):
1914 (vectorizable_assignment):
1915 (vectorizable_operation):
1916 (vectorizable_store):
1917 (vectorizable_load):
1918 (vect_transform_stmt):
1919 (vect_update_ivs_after_vectorizer):
1920 (vect_do_peeling_for_loop_bound):
1921 (vect_update_inits_of_drs):
1922 (vect_do_peeling_for_alignment):
1923 (vect_transform_loop):
1924 (vect_is_simple_use):
1925 (vect_analyze_operations):
1926 (vect_is_simple_iv_evolution):
1927 (vect_analyze_scalar_cycles):
1928 (vect_analyze_data_ref_dependence):
1929 (vect_analyze_data_ref_dependences):
1930 (vect_compute_data_ref_alignment):
1931 (vect_enhance_data_refs_alignment):
1932 (vect_analyze_data_refs_alignment):
1933 (vect_analyze_data_ref_access):
1934 (vect_analyze_data_ref_accesses):
1935 (vect_analyze_pointer_ref_access):
1936 (vect_get_memtag_and_dr):
1937 (vect_analyze_data_refs):
1938 (vect_mark_relevant):
1939 (vect_stmt_relevant_p):
1940 (vect_mark_stmts_to_be_vectorized):
1941 (vect_can_advance_ivs_p):
1942 (vect_get_loop_niters):
1943 (vect_analyze_loop_form):
1944 (vect_analyze_loop):
1945 (vectorize_loops): Likewise.
1947 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1948 (vect_update_inits_of_drs):
1949 (vect_do_peeling_for_alignment):
1950 (vect_transform_loop):
1951 (vect_analyze_operations):
1952 (vect_analyze_scalar_cycles):
1953 (vect_analyze_data_ref_dependences):
1954 (vect_analyze_data_refs_alignment):
1955 (vect_analyze_data_ref_accesses):
1956 (vect_analyze_data_refs):
1957 (vect_mark_stmts_to_be_vectorized):
1958 (vect_get_loop_niters):
1959 (vect_analyze_loop_form):
1960 (vect_analyze_loop): Likewise.
1961 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1963 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1967 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1968 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1969 either -ffast-math or -funsafe-math-optimizations is in use.
1971 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1972 * config/mips/irix-csr.c: New file.
1973 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1974 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1975 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1978 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1980 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1981 redundant, incorrect definitions.
1983 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1985 ("*tls_indirect_call"): New, reference hard regs directly.
1986 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1988 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1990 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1991 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1993 2005-02-06 Roger Sayle <roger@eyesopen.com>
1995 PR rtl-optimization/19800
1996 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1997 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2000 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2002 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2004 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2007 * doc/invoke.texi: Correct documentation of -freorder-functions.
2009 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2012 * doc/invoke.texi: Don't mention gccbug.
2014 2005-02-06 Roger Sayle <roger@eyesopen.com>
2015 Andrew Pinski <pinskia@physics.uc.edu>
2016 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2018 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2019 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2020 into just (zero_extract:SI FOO (const_int 1) BAR).
2022 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2024 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2025 macro locally. Don't give last revision date. Use GCC version
2026 number from gcc-common.texi.
2027 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2028 revision date. Use GCC version number from gcc-common.texi.
2029 Describe being a library as current state rather than as 3.x
2031 * doc/gcc.texi: Remove last update date.
2032 * doc/gccint.texi: Likewise. Update copyright dates.
2033 * doc/install.texi: Update copyright dates.
2035 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2038 * doc/invoke.texi: Mention for each option included in -Wall that
2039 it is included in -Wall.
2040 * doc/gcc.texi: Update copyright and last modification date.
2042 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2044 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2045 unnecessary cast to original induction variable increments.
2047 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2049 PR tree-optimization/18219
2050 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2051 in distributed form.
2053 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2055 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2056 Set bitpos and offset later in the function. Do nothing if the
2057 target is a register and if the bitfield lies completely outside
2059 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2060 here. Return an uninitialised register if the source value is stored
2061 in a register and the bitfield lies completely outside that register.
2063 2005-02-06 Steven Bosscher <stevenb@suse.de>
2065 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2068 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2070 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2072 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2074 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2075 * config/darwin8.h: New.
2076 * config/darwin7.h: Update comment.
2078 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2079 Dorit Naishlos <dorit@il.ibm.com>
2081 * tree-vectorizer.h (LOC): New type.
2082 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2083 (loop_line_number): New field in struct _loop_vec_info.
2084 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2086 * tree-vectorizer.c (input.h): Included.
2087 (find_loop_location): New function.
2088 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2089 loop line number removed.
2090 (vect_debug_details): Likewise.
2091 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2093 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2094 call to vect_debug_details/stats changed from loop to loop_loc.
2095 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2096 (slpeel_tree_peel_loop_to_edge): Likewise.
2098 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2099 changed from NULL to UNKNOWN_LOC.
2100 (vect_get_base_and_offset):
2101 (vect_create_addr_base_for_vector_ref):
2102 (get_vectype_for_scalar_type):
2103 (vect_create_data_ref_ptr):
2105 (vect_get_vec_def_for_operand):
2106 (vect_finish_stmt_generation):
2107 (vectorizable_assignment):
2108 (vectorizable_operation):
2109 (vectorizable_store):
2110 (vectorizable_load):
2111 (vect_transform_stmt):
2112 (vect_update_ivs_after_vectorizer):
2113 (vect_do_peeling_for_loop_bound):
2114 (vect_do_peeling_for_alignment):
2115 (vect_transform_loop):
2116 (vect_is_simple_use):
2117 (vect_analyze_operations):
2118 (vect_is_simple_iv_evolution):
2119 (vect_analyze_scalar_cycles):
2120 (vect_analyze_data_ref_dependences):
2121 (vect_compute_data_ref_alignment):
2122 (vect_enhance_data_refs_alignment):
2123 (vect_analyze_data_ref_access):
2124 (vect_analyze_data_ref_accesses):
2125 (vect_analyze_pointer_ref_access):
2126 (vect_get_memtag_and_dr):
2127 (vect_analyze_data_refs):
2128 (vect_mark_relevant):
2129 (vect_stmt_relevant_p):
2130 (vect_mark_stmts_to_be_vectorized):
2131 (vect_can_advance_ivs_p):
2132 (vect_get_loop_niters):
2133 (vect_analyze_loop):
2134 (vectorize_loops): Likewise.
2136 (vectorizable_load): Argument in call to vect_debug_details/stats
2137 changed from loop to LOOP_LOC (loop_vinfo).
2138 (vect_transform_loop):
2139 (vect_analyze_operations):
2140 (vect_analyze_scalar_cycles):
2141 (vect_analyze_data_ref_dependence):
2142 (vect_enhance_data_refs_alignment):
2143 (vect_analyze_data_ref_accesses):
2144 (vect_analyze_pointer_ref_access):
2145 (vect_analyze_data_refs):
2146 (vect_analyze_loop): Likewise.
2148 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2149 changed from loop to loop_loc.
2151 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2153 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2154 Dorit Naishlos <dorit@il.ibm.com>
2156 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2158 (vect_analyze_data_ref_dependences): Likewise.
2160 (vect_is_simple_use): Argument changed from loop structure to
2161 loop_vect_info structure.
2162 (vect_can_advance_ivs_p): Likewise.
2163 (vect_create_index_for_vector_ref): Likewise.
2164 (vect_update_ivs_after_vectorizer): Likewise.
2165 (new_stmt_vec_info): Likewise.
2167 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2168 changed from loop to loop_vinfo.
2169 (vect_create_data_ref_ptr): First argument in call to
2170 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2171 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2172 was changed from loop to loop_vinfo.
2173 (vectorizable_operation): Likewise.
2174 (vectorizable_store): Likewise.
2175 (vect_mark_stmts_to_be_vectorized): Likewise.
2176 (vect_do_peeling_for_loop_bound): First argument in call to
2177 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2178 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2179 was changed from loop to loop_vinfo.
2180 (vect_analyze_data_ref_dependences): Third argument in call to
2181 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2183 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2184 (vect_create_data_ref_ptr): Likewise.
2185 (vect_init_vector): Likewise.
2186 (vect_get_vec_def_for_operand): Likewise.
2187 (vectorizable_assignment): Likewise.
2188 (vectorizable_operation): Likewise.
2189 (vectorizable_store): Likewise.
2190 (vectorizable_load): Likewise.
2191 (vect_update_ivs_after_vectorizer): Likewise.
2192 (vect_is_simple_use): Likewise.
2193 (vect_analyze_data_ref_dependence): Likewise.
2194 (vect_analyze_pointer_ref_access): Likewise.
2195 (vect_can_advance_ivs_p): Likewise.
2197 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2198 before _stmt_vec_info.
2199 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2200 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2201 (new_stmt_vec_info): Argument changed from loop structure to
2202 loop_vect_info structure
2204 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2205 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2206 (vect_create_addr_base_for_vector_ref): Likewise.
2207 (vect_analyze_pointer_ref_access): Likewise.
2209 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2212 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2213 phi flag if the phi is abnormal.
2215 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2218 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2219 information for the new statement.
2221 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2224 * gcc.c (main): Include the target in -v output.
2226 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2228 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2229 Do not drop the extend if we'd have to add a paradoxical subreg
2230 later. Include optabs.h and insn-codes.h.
2231 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2233 2005-02-02 Roger Sayle <roger@eyesopen.com>
2236 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2237 * fold-const.c (const_binop): Avoid constant folding floating
2238 point operations in modes that use composite representations.
2239 * simplify-rtx.c (simplify_binary_operation): Likewise.
2241 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2243 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2245 (altivec_dstt): Likewise.
2246 (altivec_dstst): Likewise.
2247 (altivec_dststt): Likewise.
2248 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2251 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2253 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2254 EXPR_LOCUS from orig_cond to the new cond_stmt.
2255 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2258 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2260 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2261 standard_iv_increment_position. Remove call to bsi_next
2262 (no need to bump the iterator anymore).
2263 (vect_create_index_for_vector_ref): Call
2264 standard_iv_increment_position. Remove second function argument.
2265 (vect_finish_stmt_generation): Remove call to bsi_next
2266 (no need to bump the iterator anymore).
2267 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2268 to vect_create_index_for_vector_ref.
2270 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2272 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2273 phis are used out of the loop.
2275 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2278 * c-decl.c (undef_nested_function): New variable.
2279 (pop_scope): Diagnose undefined nested functions.
2280 (finish_function): Don't attempt cgraph processing or genericizing
2281 if current top-level function contained an undefined nested
2282 function. Reset undef_nested_function at the end of a top-level
2285 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2287 * tree.c (build_int_cst_type): Take sign of the value into account
2288 when deciding whether sign extend the value.
2290 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2293 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2294 (cpp_options, cc1_options): Change %{std*&ansi} to
2295 %{std*&ansi&trigraphs}.
2297 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2299 * cse.c: Update comments.
2301 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2303 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2304 arguments go on the stack. Do not put complex doubles in odd/even
2307 2005-02-02 Steven Bosscher <stevenb@suse.de>
2309 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2310 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2311 -ftree-pre, and -fthread-jumps.
2313 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2315 PR tree-optimization/19578
2316 * tree-flow.h (modified_noreturn_calls): Declare.
2317 (noreturn_call_p): Declare.
2318 * tree-flow-inline.h (noreturn_call_p): New function.
2319 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2320 * tree-cfg.c (modified_noreturn_calls): New variable.
2321 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2322 that contain a mid-block noreturn call.
2323 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2325 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2327 * df.c (df_def_record_1, df_uses_record): Don't use
2329 * df.h (DF_FOR_REGALLOC): Remove.
2331 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2334 * c-typeck.c (really_start_incremental_init): Reset
2335 constructor_max_index for arrays of incomplete type.
2337 2005-02-02 Jeff Law <law@redhat.com>
2339 * gcse.c (struct reg_set): Store the block index where the register
2340 was set rather than the setting insn.
2341 (record_one_set, compute_transp): Corresponding changes.
2342 (pre_insert_copy_insn): Do not call replace_one_set.
2343 (replace_one_set): Remove.
2345 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2348 * doc/gcov.texi: Fix typo.
2350 2005-02-01 Richard Henderson <rth@redhat.com
2353 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2354 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2356 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2357 * config/i386/i386-protos.h: Update.
2359 2005-02-01 Steven Bosscher <stevenb@suse.de>
2361 PR tree-optimization/19217
2362 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2363 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2364 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2365 that it is walking a PHI node.
2367 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2369 * doc/extend.texi (Nested Functions): Update.
2371 2005-02-01 Richard Henderson <rth@redhat.com>
2374 * optabs.c (expand_copysign_absneg): Export.
2375 * optabs.h (expand_copysign_absneg): Declare.
2376 * config/rs6000/rs6000.md (copysigntf3): New.
2378 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2380 PR tree-optimization/19633
2381 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2382 * tree-ssa-alias.c (init_alias_info): Initialize.
2383 (merge_pointed_to_info): Set.
2384 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2385 (dump_points_to_info_for): Show value of pt_null.
2386 (struct count_ptr_d): Declare.
2387 (find_ptr_dereference): Remove.
2388 (ptr_is_dereferenced_by): Remove.
2389 (count_ptr_derefs): New local function.
2390 (count_uses_and_derefs): New local function.
2391 (compute_points_to_and_addr_escape): Call it. If the number
2392 of dereferences is greater than zero, mark the pointer as
2393 dereferenced. If there are fewer dereferences than uses of
2394 the pointer, the pointer's value escapes.
2396 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2398 PR tree-optimization/19670
2399 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2401 (verify_use): ... set it here, instead.
2403 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2405 * doc/sourcebuild.texi (Test directives): Fix formatting.
2407 * doc/sourcebuild.texi (Test directives): Describe selector
2410 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2412 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2413 specific 64-bit CPUs.
2415 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2418 * arm.c (arm_eliminable_register): New function.
2419 (adjacent_mem_locations): Don't allow eliminable registers. Use
2420 HOST_WIDE_INT for address offsets.
2421 * arm-protos.h (arm_eliminable_register): Add prototype.
2423 2005-02-01 Steven Bosscher <stevenb@suse.de>
2425 PR optimization/15242
2426 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2427 * basic-block.h (duplicate_computed_gotos): Add prototype.
2428 * bb-reorder.c (duplicate_computed_gotos): New function to
2429 duplicate sufficiently small blocks ending in a computed jump.
2430 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2431 if not optimizing for size.
2432 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2433 never do tail merging for blocks ending in a computed jump.
2434 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2436 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2438 Patch from Richard Sandiford <rsandifo@redhat.com>
2439 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2440 from inheriting a subreg equivalence with a non-spill register.
2442 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2444 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2446 * config/frv/frv.c (movcc_fp_destination_operand): New.
2447 (gpr_or_memory_operand): Fix typo in comment.
2448 (gpr_or_memory_operand_with_scratch): New.
2449 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2450 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2451 movcc_fp_destination_operand.
2452 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2453 Legitimize memory addresses using a scratch register.
2455 2005-01-31 Jeff Law <law@redhat.com>
2457 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2458 bitmap a sparse bitmap instead of a simple bitmap.
2459 (mark_def_sites_initialize_block): Corresponding changes.
2460 (ssa_mark_def_sites_initialize_block): Likewise.
2461 (ssa_mark_phi_uses): Likewise.
2462 (mark_def_site, ssa_mark_def_sites): Likewise.
2463 (mark_def_site_blocks): Likewise.
2464 (rewrite_ssa_into_ssa): Likewise.
2466 * tree-ssa-dom.c (record_cond): Pass correct variable type
2467 for last argument to htab_find_slot_with_hash.
2469 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2470 effects when optimizing 0 % X. Do not try to optimize X % 0.
2472 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2474 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2477 2005-02-01 Eric Christopher <echristo@redhat.com>
2479 * config/mips/mips.c (override_options): Warn if -mint64
2481 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2484 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2486 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2488 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2489 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2490 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2491 (cached_regno): Initialize to INVALID_REGNUM.
2492 (cse_reg_info_table_size,
2493 cse_reg_info_table_first_uninitialized,
2494 cse_reg_info_timestamp): New.
2495 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2497 (init_cse_reg_info, get_cse_reg_info_1): New.
2498 (get_cse_reg_info): Cache the last look-up.
2499 (new_basic_block): Update the code to clear mappings from
2500 registers to cse_reg_info entries.
2501 (cse_main): Call init_cse_reg_info.
2503 * cse.c (get_cse_reg_info): Update a comment.
2505 2005-01-31 Steven Bosscher <stevenb@suse.de>
2508 * c-decl.c (start_decl): Do not warn about arrays of elements with
2509 an incomplete type here.
2510 (grokdeclarator): Do it here by making a pedwarn an error.
2511 * c-typeck.c (push_init_level): If there were previous errors with
2512 the constructor type, do not warn about braces for initializers.
2513 (process_init_element): Likewise for excess initializer elements.
2515 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2517 * cse.c (delete_trivially_dead_insn): Don't iterate.
2519 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2521 * config/rs6000/rs6000.md (copysignsf3): New expand.
2522 (copysigndf3): Likewise.
2524 2005-01-31 Steven Bosscher <stevenb@suse.de>
2526 * recog.c (constrain_operands): Only look for earlyclobber operand
2527 conflicts if an '&' constraint was seen.
2529 2005-01-31 Marc Espie <espie@openbsd.org>
2531 * config.gcc: Don't include embedded systems fragment, switches default
2532 debugging format to ELF.
2533 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2534 longer pick it up there.
2536 2005-01-31 Dale Johannesen <dalej@apple.com>
2538 * doc/extend.texi (nested functions): Fix linkage description.
2539 Clarify that static is not allowed.
2541 2005-01-31 Dale Johannesen <dalej@apple.com>
2543 * config/rs6000/darwin.md (movsf_low_di): Make work.
2544 (movdf_low_di): Make work.
2546 2005-01-31 Dale Johannesen <dalej@apple.com>
2548 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2549 Make work for 64 bit.
2551 2005-01-31 Roger Sayle <roger@eyesopen.com>
2552 Dale Johannesen <dalej@apple.com>
2555 * fold-const.c (fold_binary_op_with_conditional_arg):
2556 Make types match original operands, before STRIP_NOPS.
2558 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2560 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2561 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2562 (struct gcc_sigcontext): Delete. Merge contents to..
2563 (struct gcc_ucontext): ..here.
2564 (get_sigcontext): Delete.
2565 (get_regs): New function, like get_sigcontext but return regs ptr.
2566 64-bit version finds regs from r1 to support vdso.
2567 (ppc_linux_aux_vector): New function.
2568 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2571 2005-01-31 Ira Rosen <irar@il.ibm.com>
2573 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2575 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2576 redundant fold. Fix misalignment for MINUS_EXPR.
2577 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2578 (vect_analyze_pointer_ref_access): Likewise.
2579 (vect_get_memtag_and_dr): Likewise.
2581 2005-01-31 Richard Henderson <rth@redhat.com>
2583 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2584 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2585 absnegdf2_i387, absnegxf2_i387): Likewise.
2587 2005-01-31 Richard Henderson <rth@redhat.com>
2590 * optabs.c (expand_copysign_absneg): New.
2591 (expand_copysign_bit): Split out from ...
2592 (expand_copysign): ... here. Use expand_copysign_absneg.
2594 2005-01-30 Roger Sayle <roger@eyesopen.com>
2597 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2598 constant as the second operand and a register as the third.
2600 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2603 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2604 that dllimport'd functions do not use all call-clobbered registers
2607 2005-01-30 Richard Henderson <rth@redhat.com>
2610 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2611 expand_abs_nojump and generalize. Use operand_subword and
2612 emit_no_conflict_block. Support large modes.
2613 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2615 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2616 negation to subtraction.
2617 (expand_copysign): Check that the format has signed zeros.
2618 Use operand_subword and emit_no_conflict_block. Support large modes.
2620 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2622 Fix PR tree-optimization/19624
2624 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2625 * tree-ssa-pre.c: Add cfgloop.h.
2627 (pre_stats): New member, constified.
2628 (inserted_exprs): New static variable.
2629 (NECESSARY): New macro.
2630 (create_expression_by_pieces): Fold the expression, and
2631 mark it as defaulting to not necessary. Also put in
2633 (fully_constant_expression): New function.
2634 (insert_into_preds_of_block): Modify to not insert phis when we
2635 are playing with induction variables.
2636 Push phis onto the inserted_exprs vector, and mark them as not
2637 necessary by default.
2638 (insert_aux): Call fully_constant_expression on eprime.
2639 If all edges produce the same value, mark it constant.
2640 (mark_operand_necessary): New function.
2641 (remove_dead_inserted_code): New function.
2642 (init_pre): Init loop optimizer to get loop info.
2643 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2644 (execute_pre): Commit edge inserts, then remove dead code.
2646 2005-01-30 Richard Henderson <rth@redhat.com>
2648 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2649 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2651 2005-01-30 Richard Henderson <rth@redhat.com>
2654 * config/i386/i386.c (ix86_expand_copysign): New.
2655 (ix86_split_copysign_const): New.
2656 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2657 rearrange op1/nmask operands.
2658 * config/i386/i386-protos.h: Update.
2659 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2660 (copysigndf3): Likewise.
2661 (copysignsf3_const, copysigndf3_const): New.
2662 (copysignsf3_var): Rename from copysignsf3, split out splitter
2663 and fix split predicate for X constraint.
2664 (copysigndf3_var): Similarly.
2666 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2668 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2669 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2670 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2672 2005-01-29 Richard Henderson <rth@redhat.com>
2675 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2676 of # and * in constraints.
2678 2005-01-29 Richard Henderson <rth@redhat.com>
2681 * expr.c (store_field): Don't strip sub-mode cast when the input
2682 data is even smaller.
2684 2005-01-29 Richard Henderson <rth@redhat.com>
2687 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2690 2005-01-29 Richard Henderson <rth@redhat.com>
2692 * combine.c (make_field_assignment): Fix argument order
2695 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2697 PR tree-optimization/15791
2698 * fold-const.c (extract_array_ref): New function.
2699 (fold): Fold comparisons between &a[i] and &a[j] or
2700 semantically equivalent trees.
2702 2005-01-29 Jeff Law <law@redhat.com>
2704 * gcse.c (insert_expr_in_table): Revamp handling of available
2705 and anticipatable occurrence lists to avoid unnecessary list
2707 (insert_set_in_table): Similarly.
2709 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2711 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2713 (c_build_qualified_type): Build qualified array types with
2714 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2715 * c-decl.c (c_make_fname_decl): Build unqualified array type
2716 before qualified type.
2717 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2718 type is qualified, not just if type itself is. Don't apply
2719 qualifiers to array type when declarator is processed. Apply
2720 qualifiers to field type whether or not it is an array type.
2721 Don't handle array types specially for applying qualifiers to
2723 * c-typeck.c (composite_type): Build unqualified element type and
2724 array type when forming composite of array types.
2725 (common_pointer_type, comptypes, comp_target_types,
2726 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2727 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2729 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2730 (args2) in variables a1 and a2.
2732 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2734 * cse.c (n_elements_made, max_elements_made): Remove.
2735 (insert): Don't touch n_elements_made.
2736 (cse_main): Don't touch n_elements_made or max_elements_made.
2738 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2741 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2742 configuration part of dp-bit.c to be lost.
2744 2005-01-28 Roger Sayle <roger@eyesopen.com>
2746 * expmed.c (expand_mult_highpart_optab): When attempting to use
2747 a non-widening multiplication in a wider mode, the operands need
2748 to be converted (zero or sign extended) to that mode.
2750 2005-01-28 Ian Lance Taylor <ian@airs.com>
2754 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2755 through if both operands fall through.
2757 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2759 * cse.c (fold_rtx) <PC>: Don't optimize.
2761 2005-01-28 Jeff Law <law@redhat.com>
2763 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2764 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2766 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2768 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2769 cse_reg_info_used_list_end): Remove.
2770 (cse_reg_info_list, cse_reg_info_list_free): New.
2771 (get_cse_reg_info): When allocating an instance of
2772 cse_reg_info, add it to the beginning of the cse_reg_info_list
2773 list. Remove code to maintain cse_reg_info_used_list.
2774 (new_basic_block): Reset the free list to the beginning of
2777 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2779 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2780 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2781 (frv_expand_mdpackh_builtin): New function.
2782 (frv_expand_builtin): Use it to expand __MDPACKH.
2783 * doc/extend.texi (__MDPACKH): Update documentation.
2785 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2787 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2788 SSE_FLOAT_MODE_P for use_sse computation.
2790 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2793 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2795 2005-01-27 Richard Henderson <rth@redhat.com>
2797 * builtins.c (expand_builtin_copysign): New.
2798 (expand_builtin): Call it.
2799 * genopinit.c (optabs): Add copysign_optab.
2800 * optabs.c (init_optabs): Initialize it.
2801 (expand_copysign): New.
2802 * optabs.h (OTI_copysign, copysign_optab): New.
2803 (expand_copysign): Declare.
2805 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2806 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2808 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2809 (ix86_expand_fp_absneg_operator): ... here.
2810 (ix86_split_copysign): New.
2811 * config/i386/i386-protos.h: Update.
2812 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2813 (copysignsf3, copysigndf3): New.
2815 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2816 (copysignsf3, ncopysignsf3): New.
2817 (copysigndf3, ncopysigndf3): New.
2818 (copysignxf3, ncopysignxf3): New.
2819 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2821 2005-01-27 Arend Bayer <arend.bayer@web.de>
2822 Kazu Hirata <kazu@cs.umass.edu>
2824 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2825 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2826 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2829 2005-01-27 Jeff Law <law@redhat.com>
2831 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2832 definitions of SSA_NAMEs which are not being rewritten.
2833 (rewrite_ssa_into_ssa): Only initialize the current definition
2834 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2835 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2836 SSA_NAMEs before returning.
2838 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2840 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2841 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2842 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2843 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2844 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2846 2005-01-27 Steven Bosscher <stevenb@suse.de>
2849 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2850 higher to -O2 and higher. Likewise for tree PRE.
2851 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2854 2005-01-27 Ian Lance Taylor <ian@airs.com>
2857 * gimple-low.c (try_catch_may_fallthru): New static function.
2858 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2859 * tree-inline.c (expand_call_inline): Don't warn about reaching
2860 the end of a non-void function being inlined if the function uses
2863 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2865 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2868 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2869 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2870 (implicitly_declare): Handle error_mark_node.
2872 2005-01-27 Richard Henderson <rth@redhat.com>
2875 * tree.h (struct tree_decl): Add debug_expr_is_from.
2876 (DECL_DEBUG_EXPR_IS_FROM): New.
2877 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2878 * dwarf2out.c (dwarf2out_var_location): Update to match.
2879 * tree-outof-ssa.c (create_temp): Likewise.
2880 * var-tracking.c (track_expr_p): Likewise.
2881 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2882 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2883 * toplev.c (default_tree_printer): Likewise.
2885 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2887 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2888 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2890 2005-01-27 Steven Bosscher <stevenb@suse.de>
2892 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2893 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2894 ASM_CLOBBERS): Add tree checks.
2896 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2897 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2898 * c-common.def (SWITCH_STMT): Update to match.
2899 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2900 macros instead of SWITCH_EXPR ones.
2901 * c-dump.c (c_dump_tree): Likewise.
2902 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2903 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2905 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2907 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2909 * unwind-dw2.c (execute_stack_op): Add missing cases for
2910 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2912 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2914 * config.gcc (Obsolete configurations): Remove 'dummy', add
2915 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2918 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2920 PR tree-optimization/19633
2921 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2923 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2924 are no call-clobbered variables.
2925 * tree-outof-ssa.c (check_replaceable): Return false for calls
2928 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2930 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2931 even for variables with NULL DECL_INITIAL.
2933 2005-01-26 Stuart Hastings <stuart@apple.com>
2935 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2937 2005-01-26 Richard Henderson <rth@redhat.com>
2940 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2942 * expr.c (store_field): Strip conversions to odd-bit-sized types
2943 if the destination field width matches.
2945 2005-01-26 Richard Henderson <rth@redhat.com>
2947 * c-decl.c, expmed.c, expr.c: Revert last change.
2949 2005-01-26 Richard Henderson <rth@redhat.com>
2952 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2954 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2955 if we don't need the bits above those present in the current mode.
2956 * expr.c (store_field): Strip conversions to odd-bit-sized types
2957 if the destination field width matches.
2959 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2961 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2962 either -ffast-math or -funsafe-math-optimizations is in use.
2964 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2968 * config/avr/avr.c (notice_update_cc): Only set condition code for
2969 ashrqi3 if shift count > 0.
2970 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2971 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2972 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2973 count <= 0 as a no-op, and shift count >= width by copying zero
2974 or sign bit to all bits of the result.
2975 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2976 count, with attribute "length" set to 0 and "cc" set to "none".
2978 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2980 * doc/invoke.texi: Document -mTLS.
2982 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2983 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2984 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2985 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2986 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2987 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2988 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2989 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2991 * configure.ac: Check for a TLS capable gas.
2993 * configure: Regenerate.
2995 2005-01-26 Richard Henderson <rth@redhat.com>
2998 * combine.c (make_field_assignment): Simplify store to zero_extract
2999 from a source with an overlapping mask.
3001 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3003 2004-11-11 Eric Christopher <echristo@redhat.com>
3005 * config/frv/frv.md: Add fr400_integer automaton. Don't
3006 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3009 2005-01-26 Steven Bosscher <stevenb@suse.de>
3012 * cfgbuild.c (make_edges): Do not clear or set
3013 current_function_has_computed_jump.
3014 * function.h (struct function): Remove the has_computed_jump field.
3015 (current_function_has_computed_jump): Do not define.
3016 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3017 in a computed jump. Ignore current_function_has_computed_jump.
3019 2005-01-26 Richard Henderson <rth@redhat.com>
3022 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3023 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3025 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3026 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3027 objects into static storage if they have more than one non-zero value.
3028 * tree.h (categorize_ctor_elements): Update decl.
3030 2005-01-26 Steven Bosscher <stevenb@suse.de>
3033 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3034 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3035 to this function from 2004-07-10.
3036 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3037 the current function for tail call optimizations if the address
3038 of one of it its arguments is taken.
3040 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3042 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3044 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3046 * function.c (expand_function_end): If current_function_calls_alloca,
3047 emit stack restore in a place that is reached when the function falls
3050 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3052 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3053 rule to avoid matching inappropriate suffix rule.
3055 2005-01-26 Jan Hubicka <jh@suse.cz>
3057 PR tree-optimization/19241
3058 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3060 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3062 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3063 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3065 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3066 <sim*>: Always use crt1.o, regardless of N in simN.
3067 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3068 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3069 (CRT_CALL_STATIC_FUNCTION): Remove.
3070 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3071 use crt1.o, regardless of N in simN.
3072 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3073 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3074 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3075 case isystem setting.
3076 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3078 2005-01-25 Ian Lance Taylor <ian@airs.com>
3080 * gimple-low.c (block_may_fallthru): Correct handling of
3081 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3083 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3085 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3086 handlers to match indentation; nested under the mtune=* handler.
3087 Similar for mcpu= and march=.
3089 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3091 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3092 * config/mips/linux64.h (LIB_SPEC): Likewise.
3093 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3094 * config/sh/linux.h (LIB_SPEC): Likewise.
3096 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3098 * config/frv/frv.c (frv_legitimize_tls_address): New.
3099 (TARGET_HAVE_TLS): Define.
3100 (FRV_SYMBOL_REF_TLS_P): Define.
3101 (frv_override_options): Handle new register classes.
3102 (frv_legitimate_address_p): Reject tls addresses.
3103 (frv_legitimize_address): Handle TLS addresses.
3104 (gen_inlined_tls_plt): New.
3106 (frv_legitimize_tls_address): New.
3107 (unspec_got_name): Add TLS entries.
3108 (got12_operand): Add R_FRV_TLSMOFF12 case.
3109 (frv_emit_move): Fixup TLS addresses.
3110 (frv_emit_movsi): Legitimize TLS addresses.
3112 * config/frv/frv.h (MASK_BIG_TLS): New.
3113 (TARGET_BIG_TLS): New.
3114 (HAVE_AS_TLS): Define.
3115 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3116 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3117 (REG_CLASS_NAMES): Same.
3118 (REG_CLASS_CONTENTS): Same.
3119 (CONSTRAINT_LEN): New.
3120 (REG_CLASS_FROM_CONSTRAINT): New.
3121 (PREDICATE_CODES): Add symbolic_operand.
3123 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3124 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3125 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3126 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3127 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3128 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3129 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3130 GR9_REG, GR14_REG, LRREG.
3131 (type): Add load_or_call attribute.
3132 ("load_or_call"): New reservation.
3133 ("call_gettlsoff"): New.
3134 ("tls_indirect_call"): New.
3135 ("tls_load_gottlsoff12"): New.
3136 ("tlsoff_hilo"): New.
3137 ("tls_tlsdesc_ldd"): New.
3138 ("tls_tlsoff_ld"): New.
3141 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3143 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3145 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3146 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3147 * config/frv/frv.c (TLS_BIAS): Define.
3148 (frv_output_dwarf_dtprel): New.
3150 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3152 PR rtl-optimization/19579
3153 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3154 both A and B, see if they don't clobber registers the other expr uses.
3156 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3158 * real.c (do_add): Initialize signalling and canonical members.
3160 * real.c (real_from_integer): Zero out destination.
3162 2005-01-18 Jan Hubicka <jh@suse.cz>
3164 PR tree-optimize/19337
3165 * tree-inline.c (initialize_inlined_parameters): Copy
3166 saved_static_chain_decl only.
3168 2005-01-25 Richard Henderson <rth@redhat.com>
3172 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3173 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3174 80387 enabled, to return a proper subclass. Return the subset that
3175 overlaps with GENERAL_REGS for PLUS.
3176 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3178 2005-01-25 Richard Henderson <rth@redhat.com>
3181 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3183 2005-01-25 Roger Sayle <roger@eyesopen.com>
3185 * expmed.c (choose_multiplier): Change interface to return the
3186 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3187 (expand_divmod): Update calls to choose_multiplier.
3189 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3192 * expmed.c (extract_bit_field): Use adjust_address instead of
3193 gen_lowpart when op0 is a MEM.
3195 2005-01-24 Steven Bosscher <stevenb@suse.de>
3197 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3199 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3201 * config/mips/irix-csr.c: New file.
3202 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3203 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3204 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3207 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3210 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3211 sparc/elf.h, add sparc/sp-elf.h.
3212 (sparc-*-rtems*): Likewise.
3213 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3214 tm-dwarf2.h, add sparc/sp-elf.h.
3215 (sparc86x-*-elf): Likewise.
3216 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3217 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3218 TARGET_OS_CPP_BUILTINS.
3219 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3220 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3222 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3223 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3224 (SWITCH_TAKES_ARG): Likewise.
3225 (LOCAL_LABEL_PREFIX): Likewise.
3226 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3227 (TARGET_N_FORMAT_TYPES): Delete.
3228 (TARGET_FORMAT_TYPES): Likewise.
3229 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3230 * config/sparc/elf.h: Delete.
3231 * config/sparc/sp-elf.h: New file.
3233 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3235 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3236 * tree-flow.h: Remove the corresponding prototype.
3237 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3238 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3240 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3243 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3244 for AIX ABI or ELF -fPIC.
3245 (rs6000_emit_load_toc_table): Don't create toc_section here.
3246 (rs6000_xcoff_file_start): Nor here.
3248 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3250 * sh.c (ra.h): Don't #include.
3251 (hard_regs_intersect_p): New function, resurrected from ra.c.
3253 * sh.c: Fix 1996 Copyright.
3255 2005-01-24 Richard Henderson <rth@redhat.com>
3256 Aldy Hernandez <aldyh@redhat.com>
3258 * regrename.c (note_sets): Handle subregs.
3260 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3263 * genconditions.c (write_header, write_conditions): Elide file if
3266 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3268 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3269 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3272 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3274 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3275 expand_builtin_printf, expand_builtin_fprintf,
3276 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3277 checking against POINTER_TYPE.
3278 (validate_arglist): Handle POINTER_TYPE code by checking
3281 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3283 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3285 (for_each_rtx): Call for_each_rtx_1.
3286 * rtl.h (init_rtlanal): Declare.
3287 * toplev.c (backend_init): Call init_rtlanal.
3289 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3291 * flow.c (propagate_one_insn): Formatting.
3294 * flow.c (libcall_dead_p): Be more conservative if unsure.
3295 If there are any instructions between insn and call, see if they are
3296 all dead before saying the libcall is dead.
3298 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3300 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3301 operand constraint for operand 0.
3303 2005-01-23 Richard Henderson <rth@redhat.com>
3306 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3307 edges leading to join block.
3309 2005-01-23 Roger Sayle <roger@eyesopen.com>
3311 * expmed.c (expand_mult_highpart): Make static. Change type of
3312 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3313 (expand_divmod): Updates calls to expand_mult_highpart by using
3314 gen_int_mode to pass a CONST_INT rtx.
3315 * rtl.h (expand_mult_highpart): Remove prototype.
3317 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3319 * flow.c (regset_bytes, regset_size): Remove.
3321 * cfganal.c: Fix a reference to Harvey's paper.
3323 2005-01-23 Steven Bosscher <stevenb@suse.de>
3325 PR rtl-optimization/19464
3326 * tree-optimize.c (init_tree_optimization_passes): Add one more
3327 copyrename pass just before out-of-ssa.
3329 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3332 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3333 * ggc-none.c (ggc_free): Define.
3335 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3337 * cse.c (max_reg, max_insn_uid): Remove.
3338 (cse_main): Don't access max_reg or max_insn_uid.
3340 * c-common.c (explicit_flag_signed_bitfields,
3341 lang_statement_code_p, lang_expand_function_end): Remove.
3342 * c-common.h: Remove the corresponding declarations.
3343 * c-opts.c (c_common_handle_option): Remove all write access
3344 to explicit_flag_signed_bitfields.
3346 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3347 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3348 * cgraph.h: Remove the corresponding declaration.
3350 * gcse.c (null_pointer_info): Remove.
3352 2005-01-23 Roger Sayle <roger@eyesopen.com>
3353 Eric Botcazou <ebotcazou@libertysurf.fr>
3355 * combine.c (simplify_logical): Only simplify logical expressions
3356 of the form ior(and(x,y),z) by the inverse distributive law if the
3357 result is cheaper than the original.
3359 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3361 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3362 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3363 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3364 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3365 config/freebsd-spec.h, config/arm/arm.h,
3366 config/h8300/h8300.md, config/i386/i386.md,
3367 config/i386/predicates.md, config/i386/sse.md,
3368 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3369 config/vax/vax.md: Fix comment typos. Follow spelling
3372 2005-01-23 Steven Bosscher <stevenb@suse.de>
3374 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3375 tests, instead of `less than'.
3377 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3379 * function.c (assign_parm_setup_block): When creating a new stack slot
3380 for a parameter, get its alignment from the parameter's DECL_ALIGN
3381 rather than the type's TYPE_ALIGN. Make sure that the parameter
3382 is at least word aligned.
3384 2005-01-22 Roger Sayle <roger@eyesopen.com>
3387 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3389 2005-01-22 Richard Henderson <rth@redhat.com>
3392 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3393 in both compare operands.
3394 (movdfcc_1_sse_max): Likewise.
3395 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3396 (movdfcc_1_sse): Likewise.
3397 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3398 scratch register as needed.
3400 2005-01-22 Richard Henderson <rth@redhat.com>
3402 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3404 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3406 2005-01-22 Richard Henderson <rth@redhat.com>
3408 * genopinit.c (optabs): Use smin/smax for floating point too.
3409 * doc/md.texi: Update to match. Clarify that floating point
3410 results are undefined for +0/-0 and NaN.
3411 * doc/rtl.texi: Likewise.
3412 * rtl.def (SMIN, SMAX): Likewise
3413 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3415 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3416 leading 's' to the name.
3417 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3418 smaxxf3, sminxf3): Likewise.
3419 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3422 2005-01-22 Paul Brook <paul@codesourcery.com>
3424 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3426 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3428 * config/s390/s390.c (struct processor_costs): New fields
3429 dlgr, dlr, dr, dsgfr, dsgr.
3430 (z900_cost, z990_cost): Values for new fields.
3431 (s390_rtx_costs): New cases MEM und COMPARE in switch
3432 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3433 DIV, MOD, UDIV, UMOD.
3435 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3437 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3438 into the register being decremented.
3439 ("doloop_si31", "doloop_di"): Likewise.
3440 ("*doloop_si_long"): Adapt pattern.
3442 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3444 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3446 (CLASS_MAX_NREGS): Likewise.
3448 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3450 * doc/tree-ssa.texi (Statement Operands): Add example for new
3451 must-def macro. Note deprecation of old operands interface.
3453 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3455 PR tree-optimization/19484
3456 * tree-cfg.c (remove_fallthru_edge): New function.
3457 (cleanup_control_flow): Remove fallthru edges from calls that are
3458 now known not to return.
3460 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3462 Fix PR tree-optimization/19038
3463 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3464 copies with loop variant ones.
3466 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3468 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3469 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3470 config/alpha/alpha.md, config/alpha/predicates.md,
3471 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3472 config/sparc/sol2.h: Update copyright.
3474 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3475 first label to see if it is a nonlocal label.
3477 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3478 Andrew Pinski <pinskia@physics.uc.edu>
3481 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3482 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3484 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3486 * config/rs6000/rtems.h: Update copyright.
3488 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3491 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3492 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3493 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3495 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3498 * c-typeck.c (convert_arguments): Check for error_mark_node.
3500 2005-01-21 Ian Lance Taylor <ian@airs.com>
3502 PR tree-optimization/13000
3503 * tree-inline.c: Include "tree-flow.h".
3504 (expand_call_inline): If warn_return_type, warn if non-void inline
3505 function falls through.
3506 * tree-cfg.c (execute_warn_function_return): Don't warn about
3507 control reaching end if TREE_NO_WARNING is set. Set
3509 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3511 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3512 branch if we don't need one.
3513 * c-typeck.c: Include "tree-flow.h"
3514 (c_finish_bc_stmt): Don't add a goto if the current statement
3515 list doesn't fall through to the current point.
3517 2005-01-21 Roger Sayle <roger@eyesopen.com>
3519 PR rtl-optimization/576
3520 * real.c (real_arithmetic): Change return type from void to bool
3521 to return an indication that the result may be inexact.
3522 * real.h (real_arithmeric): Update prototype.
3523 * fold-const.c (const_binop): Don't constant fold floating
3524 point expressions when the user specifies -frounding-math and
3525 the result may depend upon the run-time rounding mode.
3526 (fold_convert_const_real_from_real): Clean-up.
3527 (fold_initializer): Ignore flag_rounding_math for initializers.
3528 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3529 constant fold FP operations with flag_rounding_math if the
3530 result may depend upon the run-time rounding mode.
3532 2005-01-21 Tom Tromey <tromey@redhat.com>
3534 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3536 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3538 * tree-cfg.c: Fix comment typos.
3540 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3542 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3543 around the call to rest_of_handle_branch_target_load_optimize.
3545 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3547 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3548 (sparc64-*-openbsd*): Likewise.
3549 (sparclite-*-elf*): Include tm-dwarf2.h.
3550 (sparc86x-*-elf*): Likewise.
3551 (sparc64-*-elf*): Likewise.
3552 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3553 (DBX_DEBUGGING_INFO): Likewise.
3554 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3555 (PREFERRED_DEBUGGING_TYPE): Likewise.
3556 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3557 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3558 (PREFERRED_DEBUGGING_TYPE): Likewise.
3559 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3560 (PREFERRED_DEBUGGING_TYPE): Likewise.
3561 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3563 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3566 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3568 2005-01-20 Paul Brook <paul@codesourcery.com>
3570 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3572 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3574 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3575 label is first in a sequence of labels.
3577 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3579 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3580 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3582 * doc/sourcebuild.texi (Test Directives): New.
3584 2005-01-20 Roger Sayle <roger@eyesopen.com>
3586 * real.c (real_floor): Don't leave the result uninitialized when
3587 mode is VOIDMode, but return the unrounded intermediate value.
3588 (real_ceil): Likewise.
3590 2005-01-20 Paul Brook <paul@codesourcery.com>
3592 * config/arm/arm.md (insv): Use gen_int_mode.
3594 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3596 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3597 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3598 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3599 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3600 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3602 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3605 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3606 fbreg, so we have to assume we can't.
3607 (loc_descriptor_from_tree_1): Ditto.
3608 (containing_function_has_frame_base): New function.
3609 (add_location_or_const_value_attribute): Use it.
3610 Also try to generate a frame_base from a single element location
3613 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3615 PR tree-optimization/15349
3616 * timevar.def (TV_TREE_MERGE_PHI): New.
3617 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3619 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3620 calls to tree_forwarder_block_p.
3621 (remove_forwarder_block_with_phi, merge_phi_nodes,
3622 gate_merge_phi, pass_merge_phi): New.
3623 * tree-optimize.c (init_tree_optimization_passes): Add
3625 * tree-pass.h: Add an extern for pass_merge_phi;
3627 2005-01-20 Richard Henderson <rth@redhat.com>
3630 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3631 (_mm_castps_pd, _mm_castps_si128): New.
3632 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3634 2005-01-20 Richard Henderson <rth@redhat.com>
3637 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3638 __builtin_ia32_vec_init_v2si.
3639 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3640 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3641 (ix86_init_mmx_sse_builtins): Create it.
3642 (ix86_expand_builtin): Expand it.
3643 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3644 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3645 (vec_extractv2si_0, vec_extractv2si_1): New.
3647 2005-01-20 Richard Henderson <rth@redhat.com>
3650 * config/i386/i386.c (ix86_expand_push): New.
3651 * config/i386/mmx.md (push<MMXMODE>1): New.
3652 * config/i386/sse.md (push<SSEMODE>1): New.
3653 * config/i386/i386-protos.h: Update.
3655 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3657 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3660 2005-01-20 Richard Henderson <rth@redhat.com>
3662 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3663 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3665 2005-01-19 Richard Henderson <rth@redhat.com>
3668 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3669 to V4SFmode in SSE1 fallback load path.
3671 2005-01-19 Richard Henderson <rth@redhat.com>
3673 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3674 in QImode expansion to ix86_expand_vector_set.
3675 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3677 2005-01-19 Richard Henderson <rth@redhat.com>
3680 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3681 subclass of the input class.
3682 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3683 Always true for cross-SSE1 classes. Rationalize conditionals.
3684 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3685 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3686 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3687 (movdi_2): Add MMX/SSE zeros.
3688 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3689 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3690 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3691 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3692 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3693 (zero_extendsidi2_rex64_1): Remove.
3694 (MOV0 peephole): Check GENERAL_REG_P.
3696 2005-01-19 Richard Henderson <rth@redhat.com>
3699 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3701 (ix86_expand_vector_extract): Likewise.
3703 2005-01-19 Richard Henderson <rth@redhat.com>
3706 * expr.c (emit_move_change_mode): New argument force; use
3707 simplify_gen_subreg if true.
3708 (emit_move_via_alt_mode): Merge into ...
3709 (emit_move_via_integer): ... here.
3710 (emit_move_ccmode): Use emit_move_change_mode directly.
3712 2005-01-19 Richard Henderson <rth@redhat.com>
3715 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3716 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3717 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3719 (alpha_emit_set_const): Likewise. Make static.
3720 (alpha_emit_set_long_const): Make static.
3721 (alpha_extract_integer): Split out from alpha_expand_mov.
3722 (alpha_split_const_mov): Likewise.
3723 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3724 (alpha_legitimate_constant_p): New.
3725 * config/alpha/alpha-protos.h: Update.
3726 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3727 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3728 * config/alpha/alpha.md (movsi): Add n alternative.
3729 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3730 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3731 (splitters for all of the above): Use alpha_split_const_mov.
3732 * config/alpha/predicates.md (non_add_const_operand): New.
3733 (non_zero_const_operand): New.
3734 (input_operand): Use alpha_legitimate_constant_p after reload.
3736 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3738 PR tree-optimization/19038
3739 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3740 (add_candidate): Add ivs with increment in latch only if
3741 allow_ip_end_pos_p is true.
3742 (determine_iv_cost): Use empty_block_p.
3744 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3746 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3747 (compute_dominance_frontiers): Ditto.
3749 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3752 * config/sh/t-rtems: New.
3753 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3755 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3757 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3758 the offset of the selected field.
3760 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3762 * tree-cfg.c (remove_forwarder_block): Fix the check to
3763 prevent a nonlocal label from appearing in the middle of a
3766 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3768 PR rtl-optimization/19462
3769 * reorg.c (find_end_label): Create return insn only if
3770 current_function_epilogue_delay_list is empty.
3772 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3774 * doc/passes.texi: Remove paragraph mentioning new-ra.
3776 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3778 PR rtl-optimization/15139
3779 * combine.c: Include params.h.
3780 (count_rtxs): New function.
3781 (record_value_for_reg): If replace_rtx would replace at least
3782 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3783 (clobber (const_int 0)) instead of TEM.
3784 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3785 * params.h (MAX_LAST_VALUE_RTL): New.
3786 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3787 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3790 * c-typeck.c (digest_init): Only call build_vector if all constructor
3791 elements are *_CST nodes.
3792 * gimplify.c (gimplify_init_constructor): Likewise.
3795 * c-typeck.c (digest_init): Only call build_vector if inside_init
3798 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3800 * toplev.c (init_asm_output): Remove dead #ifdef.
3802 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3804 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3806 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3808 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3809 accessing DECL_FUNCTION_CODE.
3810 * dojump.c (do_jump): Likewise.
3811 * gimplify.c (gimplify_call_expr): Likewise.
3812 * predict.c (expr_expected_value): Likewise.
3813 (strip_builtin_expect): Likewise.
3814 * tree-inline.c (estimate_num_insns_1): Likewise.
3815 * tree-ssa-loop-im.c (stmt_cost): Likewise
3816 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3817 (tree_expr_nonnegative_p): Likewise.
3819 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3821 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3822 variant of the load_pcrel_sym pattern.
3823 * config/sparc/sparc.md (P macro): Move to the top.
3824 (load_pcrel_sym): Macroize using P.
3825 (save_register_window): Likewise.
3827 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3829 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3832 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3835 * c-typeck.c (build_asm_expr): Strip nops off
3836 input memory operands.
3838 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3840 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3841 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3842 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3843 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3845 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3848 * config/i386/i386.c (override_options): If the 80387 is disabled,
3849 then do not return FP values using FP registers.
3851 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3853 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3854 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3855 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3856 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3857 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3858 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3859 output.h, postreload-gcse.c, postreload.c, recog.c,
3860 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3861 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3862 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3863 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3864 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3865 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3866 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3867 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3869 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3870 config/alpha/alpha.c, config/arm/vfp.md,
3871 config/i386/emmintrin.h, config/i386/i386-modes.def,
3872 config/i386/i386-protos.h, config/i386/i386.h,
3873 config/i386/pmmintrin.h, config/i386/ppro.md,
3874 config/i386/predicates.md, config/i386/xmmintrin.h,
3875 config/i860/i860.c, config/ia64/ia64-modes.def,
3876 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3877 config/ia64/ia64.md, config/ia64/itanium1.md,
3878 config/ia64/itanium2.md, config/ia64/predicates.md,
3879 config/iq2000/iq2000.h, config/mips/linux64.h,
3880 config/rs6000/aix41.h, config/rs6000/aix43.h,
3881 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3882 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3883 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3884 config/sparc/linux64.h, config/sparc/litecoff.h,
3885 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3886 config/sparc/sparc.h, config/sparc/sparc.md,
3887 config/sparc/sysv4-only.h: Update copyright.
3889 2005-01-18 Richard Henderson <rth@redhat.com>
3892 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3894 2005-01-18 Marc Espie <espie@openbsd.org>
3895 * config/i386/openbsdelf.h: Typo.
3897 2005-01-18 Richard Henderson <rth@redhat.com>
3899 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3900 special case for sse.
3901 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3903 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3905 * tree-inline.c (estimate_num_insns_1): Added cases for
3906 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3908 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3910 PR rtl-optimization/19296
3911 * combine.c (simplify_comparison): Rewrite the condition under
3912 which a non-paradoxical SUBREG of a PLUS can be lifted when
3913 compared against a constant.
3915 2005-01-18 Andi Kleen <ak@muc.de>
3917 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3918 * c.opt (-Wpointer-sign): Add.
3919 * doc/invoke.texi: (-Wpointer-sign): Add.
3921 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3923 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3924 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3925 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3926 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3927 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3928 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3929 for TARGET_MIX_SSE_I387.
3930 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3931 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3932 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3933 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3934 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3935 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3936 TARGET_MIX_SSE_I387.
3937 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3940 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3943 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3944 Add movaps alternative for xmm reg->reg move.
3946 2005-01-17 Jeff Law <law@redhat.com>
3948 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3949 at the end of the main DOM loop rather than just before DOM exits.
3951 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3953 PR tree-optimization/19121
3954 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3955 adding aliases to a name tag, also add them to the pointer's
3957 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3958 sensitive alias info at all. Only check that the two pointers
3959 have compatible pointed-to sets.
3960 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3961 a pointer's type tag is a superset of the alias set of the
3964 2005-01-17 James E Wilson <wilson@specifixinc.com>
3967 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3968 comment to document why.
3970 2005-01-17 Richard Henderson <rth@redhat.com>
3972 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3973 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3974 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3975 sse2_vmsminv2df3_finite): New.
3976 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3977 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3978 Force op1 into register.
3980 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3982 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3983 bubblestrap from always rebuilding build directory.
3985 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3987 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3988 ("*cmpmem_short"): Likewise.
3990 2005-01-17 Steven Bosscher <stevenb@suse.de>
3992 * basic-block.h: Document BB_* flags.
3993 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3994 use an sbitmap instead.
3995 * sched-rgn.c (compute_trg_info): Likewise.
3997 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3999 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4000 redundant target_cpu_default and extra_parts lines. Use the default
4002 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4003 (SUBTARGET_EXTRA_SPECS): Delete.
4004 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4005 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4006 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4007 and "n32" for -mabi=n32.
4009 2005-01-17 Ian Lance Taylor <ian@airs.com>
4012 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4013 fold constant variables into initial values.
4015 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4017 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4019 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4020 through the statements backward.
4022 2005-01-17 Ian Lance Taylor <ian@airs.com>
4024 PR middle-end/13127:
4025 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4026 a variable set to the return value of the inlined function.
4028 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4030 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4031 when modes are tieable.
4033 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4035 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4036 of pthread_create to find out if threads are enabled.
4037 * gthr-posix95.h (__gthread_active_p): Likewise.
4039 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4041 * common.opt (-fnew-ra): Remove.
4043 * toplev.h (flag_new_regalloc): Remove.
4044 * Makefile.in (ra*.*): Don't mention.
4045 * passes.c (rest_of_handle_new_regalloc): Remove.
4046 (rest_of_handle_combine, rest_of_compilation): Always consider
4047 flag_new_regalloc as false.
4048 * doc/invoke.texi: Don't document -fnew-ra.
4050 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4052 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4053 last parameter to reg_scan.
4054 * loop.c (loop_optimize): Likewise.
4055 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4056 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4057 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4058 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4059 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4060 * regclass.c (reg_scan): Likewise, for the declaration.
4061 * rtl.h (reg_scan): Likewise, for the prototype.
4063 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4065 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4066 mark_dfs_back_edges.
4068 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4070 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4071 (compute_avail): Uses don't go in tmp_gen.
4073 2005-01-16 Steven Bosscher <stevenb@suse.de>
4075 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4076 loop to look for a free slot in a page entry.
4078 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4081 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4082 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4083 just before targetm.asm_out.file_end.
4084 * tree.h (process_pending_assemble_output_defs): Declare.
4085 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4087 (assemble_alias): Defer generation of assembly code for defines when
4088 TARGET_DEFERRED_OUTPUT_DEFS is true.
4089 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4090 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4091 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4093 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4096 * pa.c (pa_scalar_mode_supported_p): New function.
4097 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4098 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4100 * pa-protos.h (prefetch_operand): Delete.
4101 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4102 * pa.c (prefetch_operand): Delete.
4103 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4104 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4105 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4106 and prefetch_nocc_operand.
4107 * pa.md (prefetch): Rework to avoid reload problems handling short
4108 displacements when a cache control completer needs to be provided.
4109 (prefetch_32, prefetch_64): Delete.
4110 (prefetch_cc, prefetch_nocc): New patterns.
4112 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4114 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4116 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4119 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4120 exceeds maximum alignment for global common data.
4121 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4122 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4124 2004-01-15 Roger Sayle <roger@eyesopen.com>
4126 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4128 2004-01-15 Roger Sayle <roger@eyesopen.com>
4130 * harg-reg-set.h (reg_class_names): Prototype global array.
4131 * regclass.c (reg_class_names): Declare here and initialize to
4133 (dump_regclass): Remove local declaration of reg_class_names.
4134 (regclass): Likewise.
4135 * cfg.c (dump_flow_info): Likewise.
4136 * ra-debug.c (reg_class_names): Likewise.
4137 * regrename.c (reg_class_names): Likewise.
4138 * reload.c (reg_class_names): Likewise.
4139 * reload1.c (spill_failure): Likewise.
4140 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4142 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4144 * config/s390/s390.md ("reload_outti"): Remove predicate for
4145 output operand. Abort if operand is not a MEM.
4146 ("reload_outdi", "reload_outdf"): Likewise.
4148 2005-01-15 Marc Espie <espie@openbsd.org>
4150 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4151 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4152 * config/openbsd.h: Fix C++ includes for native configurations.
4153 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4154 Add trampoline support.
4155 * config/i386/openbsdelf.h: New.
4157 2005-01-15 Marc Espie <espie@openbsd.org>
4159 * collect2.c (main): Explicitly parse -dynamic-linker option.
4161 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4163 PR tree-optimization/19060
4164 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4165 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4166 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4167 and handle extract_range_from_cond returning false.
4168 * fold-const.c (fold): Optimize comparisons with min/max even for
4169 width > HOST_BITS_PER_WIDE_INT.
4171 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4173 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4174 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4175 Remove little endian multilib variants.
4176 Add mips32 multilib variant.
4178 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4180 * explow.c (copy_all_reg, stabilize): Remove.
4181 * expr.h: Remove the corresponding prototypes.
4183 * rtlanal.c (regs_set_between_p): Remove.
4184 * rtl.h: Remove the corresponding prototype.
4186 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4188 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4189 to rs6000_nonimmediate_operand.
4190 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4191 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4192 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4193 rs6000_nonimmediate_operand.
4194 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4195 rs6000_nonimmediate_operand.
4197 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4199 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4201 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4203 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4205 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4206 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4208 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4209 (rs6k_nonimmediate_operand): New.
4210 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4212 (legitimate_lo_sum_address_p): Same.
4213 (rs6000_legitimize_address): Same.
4214 (rs6000_legitimize_reload_address): Same.
4215 (rs6000_legitimate_address): Same.
4216 (spe_build_register_parallel): Pass DF and DC modes in a DI
4219 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4220 to rs6k_nonimmediate_operand.
4222 * config/rs6000/spe.md ("*frob_df_di"): New.
4223 ("*frob_di_df"): New.
4224 ("*frob_di_df_2"): New.
4225 ("*mov_sidf_e500_subreg0"): New.
4226 ("*mov_sidf_e500_subreg4"): New.
4227 ("*movdf_e500_double"): Change predicate to
4228 rs6k_nonimmediate_operand.
4230 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4232 * postreload.c (move2add_note_store): Only call
4233 trunc_int_for_mode on scalar integers.
4235 2005-01-14 Steven Bosscher <stevenb@suse.de>
4237 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4238 replace BB_VISITED uses.
4239 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4240 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4241 (tree_dce_done): Free visited_control_parents.
4242 (perform_tree_ssa_dce): Allocate and clear it.
4243 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4244 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4245 instead of BB_VISITED.
4247 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4249 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4250 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4251 Remove unused prototypes.
4253 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4255 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4256 64-bit register usage.
4257 (spe_func_has_64bit_regs_p): Add FIXME note.
4259 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4261 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4262 flag_finite_math_only with flag_unsafe_math_optimizations.
4264 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4266 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4268 (__tpf_eh_return): Copy TPF private stack area from the module
4269 boundary stack frame. Add check for when module addresses are
4270 equal, but no stub address is found.
4272 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4275 * arm.h (struct machine_function): Add call_via field.
4276 (thumb_call_via_label): Declare.
4277 * arm.c (thumb_call_via_label): New variable.
4278 (thumb_call_reg_needed): New variable.
4279 (arm_output_function_epilogue): For Thumb code, output any per-function
4280 call-indirect trampolines.
4281 (thumb_call_via_reg): New function.
4282 (arm_file_end): New function.
4283 (TARGET_ASM_FILE_END): Call arm_file_end.
4284 (aof_file_end): Likewise.
4285 * arm-protos.h (thumb_call_via_reg): Declare.
4286 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4287 thumb_call_via_reg in normal case.
4289 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4292 PR rtl-optimization/19348
4293 * recog.c (peephole2_optimize): Do global life update if some peephole
4294 decides it doesn't need at least one of its inputs and that change
4295 influences liveness at the start of the basic block.
4297 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4298 arguments instead of 1.
4300 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4303 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4304 zero for nested functions needing a static chain or functions
4305 with a non-constant address.
4307 2005-01-13 Roger Sayle <roger@eyesopen.com>
4309 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4310 (and (sign_extend X) C) into (zero_extend (and X C)).
4312 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4314 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4316 2005-01-13 Richard Henderson <rth@redhat.com>
4321 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4322 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4323 not just TARGET_SSE.
4324 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4325 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4326 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4327 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4328 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4329 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4330 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4331 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4332 (movdicc_c_rex64): Rename with '*'.
4333 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4334 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4335 (movsfcc_1_387): Rename from movsfcc_1.
4336 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4337 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4338 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4339 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4340 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4341 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4342 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4343 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4344 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4345 sse_movdfcc_const0_4): Remove.
4346 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4347 recognize min/max early. Update for changed sse cmove patterns.
4348 (ix86_split_sse_movcc): New.
4349 * config/i386/i386-protos.h: Update.
4351 2005-01-13 Steven Bosscher <stevenb@suse.de>
4353 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4354 (fix_stmt_v_may_defs): Likewise.
4356 2005-01-13 Richard Henderson <rth@redhat.com>
4358 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4359 for converting the mask.
4361 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4363 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4366 2005-01-13 Richard Henderson <rth@redhat.com>
4368 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4369 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4370 IX86_BUILTIN_MOVDQ2Q): Remove.
4371 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4372 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4373 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4375 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4376 (sse2_pextrw): Fix immediate constraint.
4377 (sse2_loadq, sse2_loadq_rex64): Remove.
4378 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4379 Use __builtin_ia32_vec_ext_<size>.
4380 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4382 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4384 * function.c (assign_parm_setup_block): Look inside original
4385 entry_parm when inspecting PARALLEL.
4387 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4388 Joel Sherrill <joel@oarcorp.com>
4391 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4392 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4393 rtems_gxx_recursive_mutex_init.
4394 (__gthread_recursive_mutex_lock): New function.
4395 (__gthread_recursive_mutex_trylock): Likewise.
4396 (__gthread_recursive_mutex_unlock): Likewise.
4398 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4400 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4402 2005-01-13 Jan Beulich <jbeulich@novell.com>
4404 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4405 (ashrti3_internal): Indicate output is early clobber. Generate result
4406 into output rather than first input. Use move for low word of output
4407 if shift count is exactly 64.
4408 (lshrti3_internal): Likewise.
4410 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4414 * reload1.c (delete_output_reload): Don't delete an output reload
4415 if the pseudo lives longer than a single basic block. Adjust and
4416 improve wording of comment.
4418 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4421 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4422 of TYPE_SIZE where we mean the number of bytes.
4424 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4426 * function.c (assign_parm_setup_block): Relax condition on
4427 multi-register optimization.
4429 2005-01-12 Nick Clifton <nickc@redhat.com>
4431 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4432 an "in_delay_slot" attribute of "no" to prevent them being used in
4433 delay slots. This is forbidden because they might generate
4436 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4439 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4442 2005-01-12 Nick Clifton <nickc@redhat.com>
4444 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4445 passed on to GAS) but do not define, as GAS no longer supports or
4446 needs the -m2000 option.
4448 2005-01-11 Roger Sayle <roger@eyesopen.com>
4450 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4451 type as args of unprototyped builtins aren't automatically promoted.
4452 (fold_builtin_abs): Likewise.
4454 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4456 * Makefile.in: Set a `build-warn' variable.
4458 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4460 PR tree-optimization/17949
4461 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4462 (find_interesting_uses_address): Use it.
4464 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4466 * regrename.c (kill_value): Handle subreg's that won't simplify.
4468 2005-01-11 Richard Henderson <rth@redhat.com>
4471 * config/i386/i386.h (enum ix86_builtins): Move ...
4472 * config/i386/i386.c: ... here.
4473 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4474 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4475 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4476 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4477 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4478 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4479 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4480 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4481 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4482 IX86_BUILTIN_LOADDDUP): Remove.
4483 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4484 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4485 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4486 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4487 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4488 (ix86_init_builtins): Make static.
4489 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4490 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4491 if all the modes match. Otherwise, fake it.
4492 (get_element_number, ix86_expand_vec_init_builtin,
4493 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4494 (ix86_expand_builtin): Make static. Update for changed builtins.
4495 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4496 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4497 (ix86_expand_vector_init_duplicate): New.
4498 (ix86_expand_vector_init_low_nonzero): New.
4499 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4500 Split out from ix86_expand_vector_init; handle integer modes.
4501 (ix86_expand_vector_init): Use them.
4502 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4503 * config/i386/i386-protos.h: Update.
4504 * config/i386/predicates.md (reg_or_0_operand): New.
4505 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4506 (movv2sf_internal): Likewise. And a splitter to match them all.
4507 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4508 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4509 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4510 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4511 (mmx_pinsrw): Fix operand ordering.
4512 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4513 rather than sse_loadss expander.
4514 (movv2df splitter): Similarly.
4515 (sse_loadss, sse_loadlss): Remove.
4516 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4517 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4518 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4519 (sse3_movddup): Rename with '*'.
4520 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4521 (sse2_loadsd): Remove.
4522 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4523 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4524 (sse2_pinsrw): Fix argument ordering.
4525 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4526 (sse2_stored): Remove 'r' destination.
4527 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4528 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4529 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4530 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4531 vec_extractv16qi, vec_initv16qi): New.
4533 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4534 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4535 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4537 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4538 (_mm_load_si128, _mm_store_si128): Likewise.
4539 (_mm_load1_pd): Use _mm_set1_pd.
4540 (_mm_load_sd): Use _mm_set_sd.
4541 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4542 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4543 (_mm_set_epi64): Use _mm_set_epi64x.
4544 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4545 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4546 _mm_setr_epi8): Use _mm_set_foo form.
4547 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4548 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4549 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4550 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4551 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4552 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4553 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4554 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4555 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4556 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4557 (_mm_movedup_pd): Use _mm_shuffle_pd.
4558 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4559 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4560 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4561 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4563 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4564 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4565 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4566 (_mm_store_ps): Use raw dereference.
4567 (_mm_store1_ps): Use _mm_storeu_ps.
4568 (_mm_storer_ps): Use _mm_store_ps.
4569 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4570 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4572 2005-01-11 Stan Shebs <shebs@apple.com>
4574 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4575 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4577 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4580 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4581 Skip all DECLs except for FIELD_DECLs.
4583 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4585 * config/s390/s390.c (override_options): Return error if
4586 -mbackchain, -mpacked-stack and -mhard-float are used together.
4587 (s390_va_start): Remove the backchain && packed-stack special case.
4588 (s390_gimplify_va_arg): Likewise.
4589 * doc/invoke.texi: Remove the ABI incompatibility note.
4591 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4593 * config/s390/s390.c (struct s390_frame_layout): Remove
4595 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4596 save_backchain_p with TARGET_BACKCHAIN.
4598 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4601 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4602 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4603 * function.c (locate_and_pad_parm): Set new field.
4604 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4605 Tweak where_pad test to include "none". Always set mem align for
4607 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4608 not sufficient for type.
4609 (assign_parm_setup_block): If stack_parm is zero on entry, always
4610 make a new stack local. Block move old stack parm if necessary
4611 to new aligned stack local.
4612 (assign_parm_setup_stack): Use a block move to handle
4613 potentially misaligned entry_parm.
4614 (assign_parms_unsplit_complex): Specify required alignment when
4615 creating stack local.
4616 * calls.c (compute_argument_addresses): Override alignment of stack
4617 arg calculated from its type with the alignment given by
4618 FUNCTION_ARG_BOUNDARY.
4619 (store_one_arg): Likewise.
4621 2005-01-11 Jan Beulich <jbeulich@novell.com>
4623 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4624 Change respective itanium_class attribute to ialu.
4625 (shladdp4_internal): New.
4626 * config/ia64/predicates.md (shladd_log2_operand): New.
4628 2005-01-11 Richard Henderson <rth@redhat.com>
4630 * expr.c (store_constructor): Use rtvec_alloc instead of
4631 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4633 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4635 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4637 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4639 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4640 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4641 (TARGET_RWRELOC): Define.
4642 (ia64_rwreloc_section_type_flags): Delete.
4643 (ia64_section_type_flags): New function.
4644 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4645 (TARGET_RWRELOC): Define.
4647 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4650 * config/ia64/ia64.c (process_set): For alloc insn, only call
4651 process_epilogue is !frame_pointer_needed.
4653 2005-01-10 Roger Sayle <roger@eyesopen.com>
4656 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4657 unary operator and can't be treated as a binary/comparison operator.
4659 2005-01-10 Richard Henderson <rth@redhat.com>
4661 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4662 (ix86_return_in_memory): Likewise.
4663 (function_arg_advance): Likewise. Mirror structure in function_arg
4664 for choosing register to advance.
4666 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4668 * tree-vectorizer.c, tree.def: Fix comment typos.
4670 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4672 * config/s390/s390.c (struct processor_costs): 4 new fields:
4673 ddbr, ddr, debr, der.
4674 (s390_rtx_costs): More precise handling of divide instructions.
4676 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4678 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4680 2005-01-10 Jan Beulich <jbeulich@novell.com>
4682 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4683 names resulting from -ffunction-sections/-fdata-sections and linkonce
4685 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4686 based on the section name. Rearrange the section name comparison logic
4687 slightly so that each section name is compared against at most once.
4689 2005-01-10 Ben Elliston <bje@au.ibm.com>
4691 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4692 targets for which -fPIC reduces limitations on the GOT size.
4694 2005-01-09 Falk Hueffner <falk@debian.org>
4696 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4699 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4702 * collect2.c (main): Set aixrtl_flag for -brtl option.
4703 (resolve_lib_name): Search for .so file extension before .a
4706 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4708 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4709 (vect_analyze_data_refs_alignment): Add dump prints.
4711 2005-01-09 Ira Rosen <irar@il.ibm.com>
4713 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4714 expr_invariant_in_loop_p.
4715 Initialize outputs first thing in the function.
4716 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4717 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4718 (vect_analyze_pointer_ref_access): Check that the initial condition of
4719 the access function is loop invariant.
4721 2005-01-09 Richard Henderson <rth@redhat.com>
4723 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4724 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4725 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4726 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4727 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4728 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4729 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4730 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4731 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4732 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4733 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4734 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4735 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4736 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4737 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4738 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4739 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4740 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4741 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4742 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4743 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4744 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4745 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4747 (mmx_clrdi, pavgusb): Remove.
4748 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4749 with leading sse_ prefix.
4750 * config/i386/sse.md: Receive them.
4751 * config/i386/mmx.md: New file.
4752 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4753 (subrv2sf3): Turn into expander for normal subtraction.
4754 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4755 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4756 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4757 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4758 commutative; use ix86_binary_operator_ok.
4759 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4760 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4761 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4762 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4763 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4764 Macroize from existing patterns; use ix86_binary_operator_ok.
4765 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4766 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4767 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4768 with vec_select+vec_concat.
4769 (mmx_pshufw, mmx_pshufw_1): Likewise.
4770 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4771 (mmx_uavgv4hi3): Model correctly.
4772 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4773 _mm_xor_si64): Remove casts.
4775 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4777 PR tree-optimization/19224
4778 * tree-scalar-evolution.c (get_instantiated_value,
4779 set_instantiated_value): New functions.
4780 (instantiate_parameters_1): Cache the results.
4781 (instantiate_parameters, resolve_mixers): Initialize and free
4784 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4786 * config/i386/i386.md (addhi_4): Correct reference in comment.
4789 2005-01-08 Richard Henderson <rth@redhat.com>
4791 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4792 (_mm_cvtsi128_si64x): Likewise.
4793 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4794 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4795 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4796 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4797 * config/i386/i386-protos.h: Update.
4798 * config/i386/i386.c (print_operand): Add 'H'.
4799 (ix86_fixup_binary_operands): Split out from ...
4800 (ix86_expand_binary_operator): ... here.
4801 (ix86_fixup_binary_operands_no_copy): New.
4802 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4803 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4804 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4805 (safe_vector_operand): Use CONST0_RTX.
4806 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4807 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4808 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4809 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4811 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4812 (IX86_BUILTIN_CMPNGESS): New.
4813 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4814 (attr type): Add sselog1.
4815 (attr unit, attr memory): Handle it.
4816 (movti, movti_internal, movti_rex64): Move near other integer moves.
4817 (movtf, movtf_internal): Move near other fp moves.
4818 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4819 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4820 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4821 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4822 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4823 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4824 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4825 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4826 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4827 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4828 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4829 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4830 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4831 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4832 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4833 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4834 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4835 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4836 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4837 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4838 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4839 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4840 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4841 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4842 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4843 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4844 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4845 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4846 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4847 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4848 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4849 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4850 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4851 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4852 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4853 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4854 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4855 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4856 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4857 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4858 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4859 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4860 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4861 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4863 (SSEPUSH, push<SSEPUSH>): Remove.
4864 (MMXPUSH, push<MMXPUSH>): Remove.
4865 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4866 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4867 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4868 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4869 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4870 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4871 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4872 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4873 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4874 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4875 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4876 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4877 (ppro_sse_log_V4SF): Handle sselog1.
4878 * config/i386/predicates.md (const_0_to_1_operand): New.
4879 (const_0_to_255_mul_8_operand): New.
4880 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4881 (const_2_to_3_operand, const_4_to_7_operand): New.
4882 * config/i386/sse.md: New file.
4883 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4884 (sse_movups): Rename from sse_movups_1.
4885 (sse_loadlss): Rename from sse_loadss_1.
4886 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4888 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4889 (absv4sf2, negv2df, absv2df): New.
4890 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4891 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4892 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4893 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4894 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4895 (sse3_addsubv4sf3): Model correctly.
4896 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4897 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4898 (sse_movhlps): Model with vec_select+vec_concat.
4899 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4900 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4901 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4902 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4903 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4904 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4905 sse2_pshufhw_1): Likewise.
4906 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4907 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4908 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4909 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4910 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4911 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4912 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4913 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4914 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4915 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4916 sminv8hi3): Mark commutative
4917 operands. Use ix86_binary_operator_ok.
4918 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4919 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4920 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4921 sse2_punpcklqdq): Allow operand2 in memory.
4922 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4923 sse2_movsd): Add memory alternatives.
4924 (sse_storelps): Turn expander into an insn; split after reload.
4925 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4926 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4928 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4930 * configure.ac (DWARF-2 debug_line): Use objdump.
4931 * configure: Regenerate.
4933 2005-01-08 Jeff Law <law@redhat.com>
4934 Diego Novillo <dnovillo@redhat.com>
4936 PR tree-optimization/18241
4937 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4938 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4939 statements with volatile operands.
4940 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4941 operands after marking a statement with has_volatile_ops.
4943 2005-01-08 Roger Sayle <roger@eyesopen.com>
4945 * tree.c (int_fits_type_p): Always honor integer constant
4946 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4948 2005-01-08 Roger Sayle <roger@eyesopen.com>
4950 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4951 the latent bug in rtl_delete_block has been resolved.
4953 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4955 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4956 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4958 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4960 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4961 library as @multilib_dir@/$(SHLIB_SONAME).
4963 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4965 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4966 * configure: Regenerate.
4968 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4970 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4973 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4976 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4977 Convert non-word aligned offset address using ld/std into
4980 2005-01-07 Richard Henderson <rth@redhat.com>
4982 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4984 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4986 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4988 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4990 PR tree-optimization/19283
4991 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4992 is not shorter than the original type.
4994 PR rtl-optimization/19012
4995 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4997 PR rtl-optimization/18861
4998 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4999 (FULL_STATE): Define.
5000 (mark_tablejump_edge): New function.
5001 (purge_dead_tablejump_edges): New function.
5002 (find_bb_boundaries): Use it.
5004 PR tree-optimization/18828
5005 * builtins.c (expand_builtin_next_arg): Remove argument and all
5006 the argument checking.
5007 (expand_builtin): Adjust caller.
5008 (expand_builtin_va_start): Likewise. Remove error for too many
5010 (fold_builtin_next_arg): Issue error for too many arguments.
5011 After checking arguments, replace them with magic arguments that
5012 prevent further checking of the args.
5014 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5016 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5018 2005-01-06 Roger Sayle <roger@eyesopen.com>
5021 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5022 and %{.S:...} (and their negative variants) to test whether the
5023 input file is assembler or pre-processed-assembler independent of
5024 the actual filename extension.
5026 2005-01-06 Roger Sayle <roger@eyesopen.com>
5028 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5029 of sign or zero extended values.
5031 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5033 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5034 for IBM long double format correctly.
5036 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5038 Fix PR tree-optimization/18792
5040 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5041 to first_loop_depth, and use loop depth instead of loop number.
5042 (build_classic_dir_vector): Ditto.
5043 (compute_data_dependences_for_loop): Use depth, not loop number.
5044 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5045 number. Pass in loops, instead of loop numbers.
5046 (gather_interchange_stats): Ditto.
5047 (linear_transform_loops): Ditto.
5049 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5052 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5053 biv_fits_mode_p, extension_within_bounds_p): New functions.
5054 (check_ext_dependent_givs): Use them.
5056 2005-01-06 Roger Sayle <roger@eyesopen.com>
5058 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5059 more than one barrier, in which case we should delete them all.
5061 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5063 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5065 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5067 Fix PR middle-end/19286
5069 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5070 output this subprogram, simply ignore this attempt to do it again.
5071 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5072 origin attribute if it's not possible.
5073 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5074 (decls_for_scope): Ditto.
5075 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5076 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5078 2005-01-05 Richard Henderson <rth@redhat.com>
5081 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5082 (bdesc_2arg): Use it.
5083 (ix86_expand_binop_builtin): Force operands into registers
5085 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5086 ix86_expand_sse_compare, ix86_expand_sse_comi,
5087 ix86_expand_builtin): Likewise.
5089 2005-01-05 Richard Henderson <rth@redhat.com>
5091 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5093 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5094 (mulv4hi3): Set itanium_class mmmul.
5095 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5096 (fpack): Rename from fpack_sfsf.
5098 2005-01-05 Richard Henderson <rth@redhat.com>
5101 * reload1.c (do_input_reload): Restrict the optimization deleteing
5102 a previous output reload to RELOAD_FOR_INPUT.
5104 2005-01-05 Steven Bosscher <stevenb@suse.de>
5106 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5107 comment that we fall through after case.
5108 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5109 (distribute_links): Likewise.
5110 * cse.c (cse_insn): Likewise.
5111 * cselib.c (cselib_invalidate_mem): Likewise.
5112 * df.c: Update comments at the top of the file.
5113 (read_modify_subreg_p): Update comments here too.
5114 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5115 * flow.c (mark_set_1): Likewise.
5116 (mark_used_regs): Likewise.
5117 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5118 (canon_list_insert): Likewise.
5119 (mark_set): Likewise.
5120 (try_replace_reg): Likewise.
5121 (store_killed_in_insn): Likewise.
5122 * loop.c (count_one_set): Likewise.
5123 (basic_induction_var): Likewise.
5124 * postreload-gcse.c (find_mem_conflicts): Likewise.
5125 * postreload.c (reload_combine_note_store): Likewise.
5126 (move2add_note_store): Likewise.
5127 * reload.c (find_equiv_reg): Likewise.
5128 (mark_referenced_resources): Likewise.
5129 * rtlanal.c (set_noop_p): Likewise.
5130 (note_stores): Likewise.
5131 (note_uses): Likewise.
5132 * sched-deps.c (sched_analyze_1): Likewise.
5133 * sched-rgn.c (check_live_1): Likewise.
5134 (update_live_1): Likewise.
5135 * config/i860/i860.c: Likewise.
5137 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5139 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5141 * doc/rtl.texi: Update documentation for bit-fields and SET.
5143 2005-01-05 Roger Sayle <roger@eyesopen.com>
5145 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5147 2005-01-05 Jan Hubicka <jh@suse.cz>
5148 Richard Henderson <rth@redhat.com>
5151 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5154 2005-01-05 Richard Henderson <rth@redhat.com>
5157 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5158 (sse_shufps): Change operand 3 to const_int_operand.
5159 (sse2_storelps): Fix typo in template.
5160 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5161 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5162 (ix86_expand_builtin): Likewise.
5164 2005-01-05 Julian Brown <julian@codesourcery.com>
5166 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5167 as aggregates for AAPCS ABIs.
5169 2005-01-05 Stan Shebs <shebs@apple.com>
5171 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5172 Mach-O getters if ppc64.
5173 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5175 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5176 signed four-byte field for global code case.
5177 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5179 2005-01-05 Roger Sayle <roger@eyesopen.com>
5182 * c-common.c: Include real.h.
5183 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5184 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5185 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5186 * Makefile.in (c-common.o): Update dependencies.
5188 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5190 * c-parse.in (asm_string): Add trailing semicolon.
5192 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5194 * c-parse.in (asm_string): New. Don't allow wide strings in
5196 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5197 asm_string instead of STRING.
5199 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5201 * c-typeck.c (constructor_no_implicit): Remove.
5202 (set_designator, process_init_element): Don't check
5203 constructor_no_implicit.
5205 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5206 Kaz Kojima <kkojima@gcc.gnu.org>
5209 * lcm.c (create_pre_exit): New.
5210 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5211 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5213 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5215 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5216 -msoft-float in target_float_switch.
5217 * arm.c (arm_override_options): Fix processing of target_float_switch.
5219 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5221 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5224 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5226 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5227 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5229 2005-01-04 Roger Sayle <roger@eyesopen.com>
5231 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5232 if deleting the then-block allows the test-block to fallthru to the
5235 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5238 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5239 after the full declaration if the are in two different TUs.
5241 2005-01-04 Richard Henderson <rth@redhat.com>
5244 * tree-sra.c (generate_one_element_init): Just
5245 call gimplify_and_add.
5246 (generate_element_init): Record the
5247 new referenced variables and mark them for renaming
5248 and split out to ...
5249 (generate_element_init_1): This.
5250 (scalarize_init): Don't call push_gimplify_context/
5251 pop_gimplify_context.
5253 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5255 * toplev.c (get_src_pwd): Handle failure of getpwd().
5257 2005-01-04 Roger Sayle <roger@eyesopen.com>
5259 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5261 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5262 all the cases handled by it are inverted by invert_truthvalue.
5264 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5266 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5267 (save_register_windowsi): Likewise.
5269 2005-01-04 Richard Henderson <rth@redhat.com>
5271 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5273 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5276 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5277 any simplifications of vector mode comparison operators.
5278 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5280 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5281 Devang Patel <dpatel@apple.com>
5283 PR tree-optimization/18308
5284 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5285 the operands before creating a new expression.
5286 * dojump.c (do_jump): Make drop_through_label available
5287 for all cases. Add expansion of COND_EXPR.
5289 2005-01-04 Ira Rosen <irar@il.ibm.com>
5291 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5292 INTEGER_CST instead of TREE_CONSTANT.
5293 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5294 instead of TREE_CONSTANT.
5295 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5296 instead of TREE_CONSTANT.
5298 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5300 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5302 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5305 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5306 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5308 2005-01-03 Richard Henderson <rth@redhat.com>
5310 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5311 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5312 fold_convert_const_real_from_real): Split out from ...
5313 (fold_convert_const): ... here.
5315 2005-01-03 Richard Henderson <rth@redhat.com>
5318 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5319 (mov<MMXMODEI>_internal): Likewise.
5320 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5321 Add V2SF case; use it for SSE1; don't use TI.
5322 (movdf_integer): Likewise.
5323 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5325 2005-01-03 Ira Rosen <irar@il.ibm.com>
5327 * tree-vectorizer.c (vect_strip_conversions): New function.
5328 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5329 check for binary class.
5331 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5335 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5337 * gimple-low.c (mark_blocks_with_used_vars): New function.
5338 (mark_blocks_with_used_subblocks): Ditto.
5339 (mark_used_blocks): Ditto.
5340 (pass_mark_used_blocks): New pass.
5341 * tree-inline.c: Include debug.h.
5342 (expand_call_inline): Call outlining_inline_function here.
5343 * tree-optimize.c (init_tree_optimization_passes): Add
5344 pass_mark_used_blocks.
5345 * tree-pass.h (pass_mark_used_blocks): New.
5346 * Makefile.in (tree-inline.o): Add debug.h dependency.
5348 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5350 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5351 VAR_DECLs to have weak_import attribute.
5353 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5356 2004-01-03 Steven Bosscher <stevenb@suse.de>
5358 * passes.c (rest_of_compilation): Don't run regmove if only
5359 flag_expensive_optimizations, require flag_regmove instead.
5361 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5363 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5365 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5366 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5367 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5368 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5370 2005-01-03 Richard Henderson <rth@redhat.com>
5372 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5373 (ia64_const_ok_for_letter_p): New.
5374 (ia64_const_double_ok_for_letter_p): New.
5375 (ia64_extra_constraint): New.
5376 (ia64_expand_vecint_compare): New.
5377 (ia64_expand_vcondu_v2si): New.
5378 (ia64_expand_vecint_cmov): New.
5379 (ia64_expand_vecint_minmax): New.
5380 (ia64_print_operand): Add 'v'.
5381 (ia64_preferred_reload_class): New.
5382 (ia64_vector_mode_supported_p): New.
5383 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5384 (PREFERRED_RELOAD_CLASS): Move to function.
5385 (CONST_OK_FOR_LETTER_P): Move to function.
5386 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5387 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5388 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5389 (EXTRA_CONSTRAINT): Move to function.
5390 * config/ia64/ia64.md: Include vect.md.
5391 (itanium_class): Add mmalua.
5393 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5395 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5396 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5398 (const_int_2bit_operand): New.
5399 (fr_reg_or_0_operand): New.
5400 * config/ia64/ia64-modes.def: Add vector modes.
5401 * config/ia64/ia64-protos.h: Update.
5402 * config/ia64/vect.md: New file.
5404 2005-01-03 Richard Henderson <rth@redhat.com>
5406 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5408 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5411 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5413 (log1pdf2): Change mode of operands[0,1] to DFmode.
5415 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5417 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5418 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5419 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5420 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5421 SPARC_RELAXED_ORDERING.
5423 2005-01-03 Richard Henderson <rth@redhat.com>
5424 Uros Bizjak <uros@kss-loka.si>
5427 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5428 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5429 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5431 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5432 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5433 const_pow2_1_to_128_operand): New predicates.
5435 2005-01-02 Greg McGary <greg@mcgary.org>
5437 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5439 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5440 object. [ptr_type]: Remove unused variable.
5441 Remember nearest addressable array-element or record-component
5442 when checking bitfield components. Tolerate empty BIND_EXPR.
5444 2005-01-01 Richard Henderson <rth@redhat.com>
5446 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5447 that don't narrow the value. Fail for other conversions.
5449 2005-01-01 Richard Henderson <rth@redhat.com>
5452 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5453 * c-lang.c (finish_file): Don't do it here.
5454 * objc/objc-act.c (objc_finish_file): Likewise.
5456 * cgraph.c (decl_assembler_name_equal): New.
5457 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5458 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5459 * cgraph.h (struct cgraph_varpool_node): Add next.
5460 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5461 * varasm.c (assemble_alias): Mark the target as needed.
5463 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5466 * function.c (get_arg_pointer_save_area): Use entry_of_function
5467 instead of get_insns.
5469 2005-01-01 Roger Sayle <roger@eyesopen.com>
5470 Andrew Pinski <pinskia@physics.uc.edu>
5471 James E. Wilson <wilson@specifixinc.com>
5473 PR rtl-optimization/12092
5474 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5477 2005-01-01 Roger Sayle <roger@eyesopen.com>
5478 Olivier Hainque <hainque@act-europe.fr>
5480 * tree.c (int_fits_type_p): A narrower type always fits in a
5481 wider one, except for negative values into unsigned types.
5483 2005-01-01 Roger Sayle <roger@eyesopen.com>
5485 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5486 with the original constant rather than require TREE_OVERFLOW.
5488 2005-01-01 Steven Bosscher <stevenb@suse.de>
5491 * c-decl.c (finish_function): If compiling C99, annotate the
5492 compiler generated return with the current file name and line 0.
5493 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5494 the source line is greater than 0.
5495 (remove_bb): Likewise.
5497 See ChangeLog.12 for earlier changes.