1 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
3 * Makefile.in (tree-ssa-sink.o): New.
4 (OBJS-common): Add tree-ssa-sink.o.
5 * common.opt: Add -ftree-sink
6 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
7 * timevar.def (TV_TREE_SINK): new timevar.
8 * tree-flow.h (is_hidden_global_store): Prototype.
9 * tree-optimize.c (init_tree_optimization_passes): Add
11 * tree-pass.h (pass_sink_code): New.
12 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
13 for non-obvious global store store to is_hidden_global_store, and
14 call that new function.
15 * tree-ssa-sink.c: New file.
16 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
17 * doc/passes.texi: Document forward store motion.
18 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
19 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
20 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
21 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
23 2005-03-01 Per Bothner <per@bothner.com>
25 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
26 and we have a non-zero column-number, add it to the message.
27 Also factor out the diagnostic_kind_text.
29 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
31 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
32 flow_loop_pre_header_scan, flow_loop_pre_header_find,
33 flow_loop_scan): Removed.
34 (flow_loop_dump): Do not dump removed fields.
35 (flow_loop_free): Do not free removed fields.
36 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
37 (loop_exit_edge_p): New function.
38 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
39 num_pre_header_edges, entry_edges, num_entries, exit_edges,
40 num_exits, exits_doms.
41 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
42 LOOP_EDGES, LOOP_ALL): Removed.
43 (flow_loop_scan): Declaration removed.
44 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
45 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
47 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
48 (if_convert): Call flow_loops_find and flow_loops_free
49 when calling mark_loop_exit_edges.
50 * cfgloopanal.c (mark_loop_exit_edges): Moved from
51 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
52 free_dominance_info calls.
53 * loop-init.c (flow_loops_find): Ditto.
54 * passes.c (rest_of_handle_branch_prob): Ditto.
55 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
56 * loop-unroll.c (analyze_insns_in_loop): Do not use
58 * predict.c (predict_loops): Do not call flow_loop_scan.
59 Use get_loop_exit_edges.
60 (tree_estimate_probability): Do not pass flags to flow_loops_find.
61 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
62 Do not use EDGE_LOOP_EXIT.
63 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
64 to bb_with_exit_edge_p.
65 (if_convertible_loop_p): Do not call flow_loop_scan. Use
66 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
67 to bb_with_exit_edge_p.
68 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
70 * tree-loop-linear.c (linear_transform_loops): Do not call
71 flow_loop_scan. Use loop->single_exit.
72 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
73 (vect_analyze_loop_form): Do not call flow_loop_scan.
74 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
76 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
78 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
79 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
80 slpeel_tree_duplicate_loop_to_edge_cfg,
81 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
82 Use loop_preheader_edge and loop->single_exit. Do not call
85 2005-03-01 Nick Clifton <nickc@redhat.com>
87 * config/arm/arm.c (thumb_find_work_register): Check all of the
88 argument registers to see if they are free, and a couple of
89 special cases where the last argument register but can be proved
90 to be available during the function's prologue.
91 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
92 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
93 thumb_unexpanded_epilogue): Use unsigned long as the type for the
95 (thumb_compute_save_reg_mask): Likewise. Also use
96 thumb_find_work_register() to ensure that there is agreement about
97 which work register is going to be used in the prologue.
98 (thumb_output_function_prologue): Use unsigned long as the type
99 for the register bit-mask. Also delay pushing the link register if
100 other high registers are going to be pushed.
101 (thumb_compute_save_reg_mask, emit_multi_reg_push,
102 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
103 redundant prototypes.
105 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
108 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
109 and after reload in REG+REG indexed addresses without REG_POINTER
110 set in the base and not set in the index.
112 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
114 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
116 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
117 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
118 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
119 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
120 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
122 * config.gcc (sh*-*-linux*): Use config/linux.h.
124 2005-02-28 Dale Johannesen <dalej@apple.com>
125 Stan Shebs <shebs@apple.com>
127 Rewrite of 64-bit Darwin structure-by-value pass/return.
128 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
129 intoffset, use_stack, named.
130 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
131 (rs6000_darwin64_record_arg_advance_flush): New.
132 (rs6000_darwin64_record_arg_advance_recurse): New.
133 (rs6000_darwin64_record_arg_flush): New.
134 (rs6000_darwin64_record_arg_recurse): New.
135 (rs6000_darwin64_record_arg): New.
136 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
137 (function_arg_boundary): Handle 128-bit aligned structs.
138 (function_arg_advance): Rewrite darwin64 struct handling.
139 (function_arg): Call rs6000_darwin64_record_arg.
140 (function_arg_partial_nregs): Handle darwin64 structs.
141 (rs6000_darwin64_function_value): Remove.
142 (rs6000_function_value): Call rs6000_darwin64_record_arg.
144 2005-02-28 Roger Sayle <roger@eyesopen.com>
146 PR tree-optimization/20216
147 * tree-chrec.c (tree_fold_factorial): Delete.
148 (tree_fold_binomial): Change argument list to take a return type
149 and change the type of K to unsigned int. Rewrite to avoid explicit
150 evaluation of factorials, and (recursively) calling fold to perform
151 compile-time arithmetic. Return NULL on (internal) overflow.
152 (chrec_evaluate): Change type of K to an unsigned int. Avoid
153 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
154 if any intermediate calculation overflows.
155 (chrec_apply): Update call to chrec_evaluate.
157 2005-02-28 James E Wilson <wilson@specifixinc.com>
159 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
161 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
164 * c-parser.c (c_parser_compound_statement): Return error_mark_node
165 instead of NULL_TREE on error.
167 2005-02-28 David Edelsohn <edelsohn@gnu.org>
169 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
170 (EASY_VECTOR_15_ADD_SELF): Remove.
171 (num_insns_constant_wide): Not static.
172 (validate_condition_mode): Not static.
173 (toc_relative_expr_p): Not static.
174 (legitimate_indirect_address_p): Not static.
175 (macho_lo_sum_memory_operand): Not static.
176 (invalid_e500_subreg): Not static.
177 (easy_vector_same): Not static.
178 (easy_vector_splat_const): Not static.
179 (RS6000_SYMBOL_REF_TLS_P): Remove.
180 (any_operand): Delete.
181 (any_parallel_operand): Delete.
182 (count_register_operand): Delete.
183 (altivec_register_operand): Delete.
184 (xer_operand): Delete.
185 (s8bit_cint_operand): Delete.
186 (short_cint_operand): Delete.
187 (u_short_cint_operand): Delete.
188 (non_short_cint_operand): Delete.
189 (exact_log2_cint_operand): Delete.
190 (gpc_reg_operand): Delete.
191 (cc_reg_operand): Delete.
192 (cc_reg_not_cr0_operand): Delete.
193 (reg_or_short_operand): Delete.
194 (reg_or_neg_short_operand): Delete.
195 (reg_or_aligned_short_operand): Delete.
196 (reg_or_u_short_operand): Delete.
197 (reg_or_cint_operand): Delete.
198 (reg_or_arith_cint_operand): Delete.
199 (reg_or_add_cint64_operand): Delete.
200 (reg_or_sub_cint64_operand): Delete.
201 (reg_or_logical_cint_operand): Delete.
202 (got_operand): Delete.
203 (got_no_const_operand): Delete.
204 (easy_fp_constant): Delete.
205 (easy_vector_constant): Delete.
206 (easy_vector_constant_add_self): Delete.
207 (zero_constant): Delete.
208 (zero_fp_constant): Delete.
209 (volatile_mem_operand): Delete.
210 (offsettable_mem_operand): Delete.
211 (mem_or_easy_const_operand): Delete.
212 (add_operand): Delete.
213 (non_add_cint_operand): Delete.
214 (logical_operand): Delete.
215 (non_logical_cint_operand): Delete.
216 (mask_operand): Delete.
217 (mask_operand_wrap): Delete.
218 (mask64_operand): Delete.
219 (mask64_2_operand): Delete.
220 (and64_operand): Delete.
221 (and64_2_operand): Delete.
222 (and_operand): Delete.
223 (reg_or_mem_operand): Delete.
224 (lwa_operand): Delete.
225 (symbol_ref_operand): Delete.
226 (call_operand): Delete.
227 (current_file_function_operand): Delete.
228 (input_operand): Delete.
229 (rs6000_nonimmediate_operand): Delete.
230 (rs6000_tls_symbol_ref): Delete.
231 (save_world_operation): Delete.
232 (restore_world_operation): Delete.
233 (load_multiple_operation): Delete.
234 (store_multiple_operation): Delete.
235 (vrsave_operation): Delete.
236 (mfcr_operation): Delete.
237 (mtcrf_operation): Delete.
238 (lmw_operation): Delete.
239 (stmw_operation): Delete.
240 (branch_comparison_operator): Delete.
241 (branch_positive_comparison_operator): Delete.
242 (scc_comparison_operator): Delete.
243 (trap_comparison_operator): Delete.
244 (boolean_operator): Delete.
245 (boolean_or_operator): Delete.
246 (min_max_operator): Delete.
247 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
248 (EASY_VECTOR_15): Moved to here.
249 (EASY_VECTOR_15_ADD_SELF): Move to here.
250 (PREDICATE_CODES): Delete.
251 * config/rs6000/rs6000-protos.h: Delete predicate functions.
252 Declare functions no longer static.
253 * config/rs6000/predicates.md: New.
254 * config/rs6000/rs6000.md: Include predicates.md
256 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
258 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
259 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
261 * cfgrtl.c (need_fake_edge_p): Likewise.
262 * combine.c (distribute_notes): Likewise.
263 * emit-rtl.c (try_split): Likewise.
264 * recog.c (peephole2_opimize): Likewise.
265 * reg-notes.def (ALWAYS_RETURN): Remove.
266 * rtl.h (LCT_ALWAYS_RETURN): Remove.
267 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
268 * tree.h (ECF_ALWAYS_RETURN): Remove.
270 2005-02-28 Roger Sayle <roger@eyesopen.com>
273 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
274 between different machine modes is never a "useless" conversion.
276 2005-02-28 Geert Bosch <bosch@gnat.com>
279 * doc/contrib.texi: List contributors for Ada front end
281 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
283 * simplify-rtx.c (simplify_unary_operation_1,
284 simplify_const_unary_operation): New, extracted from...
285 (simplify_unary_operation): ... this one.
286 (simplify_binary_operation_1,
287 simplify_const_binary_operation): New, extracted from...
288 (simplify_binary_operation): ... this one.
289 * rtl.h (simplify_const_unary_operation,
290 simplify_const_binary_operation): Add prototypes.
292 2005-02-28 Julian Brown <julian@codesourcery.com>
294 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
295 building libjava and caused PR regression/20228.
297 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
300 * Makefile.in (host_subdir): New.
301 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
302 * configure: Regenerate.
304 2005-02-27 Zack Weinberg <zack@codesourcery.com>
306 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
307 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
308 installation directory first.
310 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
313 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
314 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
315 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
316 * config/cris/cris.md: Tweak comments referring to Q.
317 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
318 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
319 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
320 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
321 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
322 Insert spaces in constraints to align alternatives vertically for
324 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
327 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
329 PR rtl-optimization/17728
330 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
331 operand 0 from general_operand to move_dest_operand.
333 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
335 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
336 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
337 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
338 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
340 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
342 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
343 * configure: Regenerate.
344 * libada-mk.in: Remove CC; rename
345 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
347 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
350 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
351 for the lhs, also walk over the tree. Likewise for rhs.
353 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
355 * tree-ssa-dom.c (simple_iv_increment_p): New function.
356 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
357 Do not propagate value of iv before increment over the increment.
359 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
361 * c-parser.c: New file.
362 * c-parse.in: Remove.
363 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
365 (c-parser.o): Add dependencies.
366 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
367 maintainer-clean, TAGS): Update.
368 * c-config-lang.in (gtfiles): Update.
369 * gengtype-lex.l: Don't handle "@@".
370 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
371 objc_build_synchronized, objc_begin_try_stmt,
372 objc_begin_catch_clause, objc_finish_catch_clause,
373 objc_build_finally_clause, objc_finish_try_stmt): New.
374 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
376 (c_parse_init): Update comment.
377 * c-decl.c (c_init_decl_processing): Update comment.
378 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
379 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
380 new c_declspecs members.
382 2005-02-25 Julian Brown <julian@codesourcery.com>
384 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
385 from being used for symbols with vague linkage when
386 HAVE_GAS_COMDAT_GROUP is true.
388 2005-02-25 Mark Mitchell <mark@codesourcery.com>
390 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
392 2005-02-25 Steve Ellcey <sje@cup.hp.com>
395 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
396 (LIBGCC2_HAS_DF_MODE): New.
397 (LIBGCC2_HAS_XF_MODE): New.
398 (LIBGCC2_HAS_TF_MODE): New.
399 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
400 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
401 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
402 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
403 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
404 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
405 and add _fixtfdi, _fixunstfdi, _floatditf
406 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
407 L_fixunstfdi, L_floatditf.
408 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
409 (LIBGCC2_HAS_TF_MODE): Define.
411 2005-02-25 Diego Novillo <dnovillo@redhat.com>
413 PR tree-optimization/20204
414 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
415 REWRITE_THIS_STMT markers on PHI nodes.
416 (rewrite_initialize_block): Likewise.
418 2005-02-25 Mark Mitchell <mark@codesourcery.com>
420 * version.c (version_string): Update to 4.1.
422 2005-02-25 Paolo Carlini <pcarlini@suse.de>
424 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
425 Clarify that the alternative way doesn't work in GNU C++.
427 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
429 PR tree-optimization/19937
430 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
431 to the type of the induction variable.
433 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
435 PR rtl-optimization/20117
436 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
437 the block including noncopyable insn.
439 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
441 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
442 calls to find_reg_note.
444 2005-02-24 Richard Henderson <rth@redhat.com>
447 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
450 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
452 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
453 vector types if to use base reg for misaligned non-word ld/std.
455 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
458 * config/cris/cris.c (cris_target_asm_function_prologue): Create
459 dwarf2 label manually and put it after, not before the prologue.
461 2005-02-24 David Edelsohn <edelsohn@gnu.org>
464 * reload.c (operands_match_p): Only increment register number for
465 SCALAR_INT_MODE_P modes in multiple hard registers.
467 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
470 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
472 * ChangeLog.5: Fix log message typo(s).
473 * ChangeLog.7: Likewise.
474 * ChangeLog.tree-ssa: Likewise.
475 * cfgexpand.c: Fix comment typo(s).
476 * conflict.c: Likewise.
477 * defaults.h: Likewise.
478 * dwarf2out.c: Likewise.
480 * ggc-page.c: Likewise.
481 * tree-eh.c: Likewise.
482 * tree-ssa-dom.c: Likewise.
484 2005-02-24 Jakub Jelinek <jakub@redhat.com>
487 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
488 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
489 if SHARED is defined.
492 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
493 allow splitting only if operands 0 and 3 don't overlap.
495 2005-02-24 Richard Henderson <rth@redhat.com>
498 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
499 (fold_builtin_1): Call them.
500 * fold-const.c (fold_complex_mult_parts): Split out from ...
501 (fold_complex_mult): ... here. Fix typo in both imaginary case.
502 (fold_complex_div_parts, fold_complex_div): New.
504 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
506 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
508 * tree-ssa-ccp.c (visit_assignment): Verify that result of
509 VIEW_CONVERT_EXPR is_gimple_min_invariant.
511 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
512 (print_node): Likewise.
513 Print TYPE_SIZES_GIMPLIFIED.
515 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
517 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
518 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
519 operands as commutative in constraints.
521 2005-02-24 Diego Novillo <dnovillo@redhat.com>
523 * tree-into-ssa.c: Re-organize internal functions.
525 2005-02-24 Richard Henderson <rth@redhat.com>
528 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
530 * common.opt (fcx-limited-range): New.
531 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
532 * toplev.c (flag_complex_method): Initialize to 1.
533 (process_options): Set flag_complex_method to 0 if
534 flag_cx_limited_range.
535 * doc/invoke.texi (-fcx-limited-range): New.
537 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
539 * cse.c (delete_trivially_dead_insns): Speed up by using
540 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
543 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
545 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
546 functions when -mid-shared-library is being used.
548 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
550 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
551 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
552 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
553 * system.h: Poison LINK_LIBGCC_SPECIAL.
555 2005-02-23 James E Wilson <wilson@specifixinc.com>
557 * gengtype.c (note_insn_name): Make 1 element larger.
559 2005-02-23 Roger Sayle <roger@eyesopen.com>
562 PR rtl-optimization/20097
563 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
564 BImode SUBREGs of SImode registers which confuse the ia64 backend.
566 2005-02-23 David Edelsohn <edelsohn@gnu.org>
568 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
569 * t-aix52 (SHLIB_INSTALL): Same.
571 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
573 * genpreds.c: Update copyright.
575 2005-02-23 Michael Beach <michaelb@ieee.org>
578 * config/sparc/t-elf (startup files): Assemble with CPP.
580 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
582 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
583 (write_predicate_expr): Likewise.
585 2005-02-22 Diego Novillo <dnovillo@redhat.com>
587 PR tree-optimization/20100
588 PR tree-optimization/20115
589 * tree-optimize.c (init_tree_optimization_passes): Remove
590 pass_maybe_create_global_var.
591 * tree-pass.h (pass_maybe_create_global_var): Remove.
592 * tree-ssa-alias.c (aliases_computed_p): Declare.
593 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
594 (count_calls_and_maybe_create_global_var): Remove.
595 (pass_maybe_create_global_var): Remove.
596 (init_alias_info): Do not declare aliases_computed_p.
597 (maybe_create_global_var): If the function contains no
598 call-clobbered variables and a mix of pure/const and regular
599 function calls, create .GLOBAL_VAR.
600 Mark all call-clobbered variables for renaming.
601 (merge_pointed_to_info): Update comment.
602 (add_pointed_to_var): Likewise.
603 (is_escape_site): Likewise.
604 Accept struct alias_info * instead of size_t *.
606 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
608 * tree-ssa-operands.c (get_call_expr_operands): If
609 ALIASES_COMPUTED_P is false, do not add call-clobbering
611 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
612 (delete_tree_ssa): Likewise.
614 2005-02-22 James E Wilson <wilson@specifixinc.com>
616 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
617 (do_compile): Do call it here.
619 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
621 PR rtl-optimization/20017.
622 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
623 rest_of_handle_cse2, rest_of_handle_gcse): Call
624 delete_dead_jumptables immediately before calling cleanup_cfg.
626 2005-02-22 Devang Patel <dpatel@apple.com>
629 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
632 2005-02-22 David Edelsohn <edelsohn@gnu.org>
634 * config/rs6000/aix.h (WINT_TYPE): Define.
636 2005-02-22 Stan Shebs <shebs@apple.com>
638 * config/rs6000/rs6000.c (rs6000_override_options): Default to
639 natural alignment for 64-bit Darwin.
640 (rs6000_parse_alignment_option): Warn about uses of -malign-power
642 * doc/invoke.texi: Document this.
644 2005-02-22 DJ Delorie <dj@redhat.com>
646 * c-common.c (c_common_type_for_mode): Pass the mode's precision
647 to make_[un]signed_type, not the mode itself.
649 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
651 * cfg.c (cached_make_edge): Call make_edge if edge cache is
652 not available. Use tail calls wherever possible.
653 (make_edge): Call unchecked_make_edge to create an edge.
655 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
656 (coalesce_ssa_name): Don't check for
657 SSANORM_USE_COALESCE_LIST.
658 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
660 2005-02-22 Diego Novillo <dnovillo@redhat.com>
662 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
663 (rewrite_into_ssa): ... here.
665 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
667 PR tree-optimization/19786
668 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
669 tag to another's may-alias bitmap when adding to the other's list.
671 2005-02-21 DJ Delorie <dj@redhat.com>
673 * tree-ssa-loop-ivopts.c (computation_cost): Start register
674 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
675 registers in unsupported ways.
676 * expmed.c (init_expmed): Likewise.
678 2005-02-21 Stan Cox <scox@redhat.com>
680 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
682 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
684 * tree-cfg.c (fold_cond_expr_cond): New.
685 (make_edges): Call fold_cond_expr_cond.
686 (find_taken_edge): Accept nothing but INTEGER_CST.
687 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
689 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
691 * flow.c (delete_dead_jumptables): Speed up by scanning insns
692 that do not belong to any basic block.
694 2005-02-21 Jeff Law <law@redhat.com>
696 * cfganal.c (find_unreachable_blocks): Manually CSE load of
699 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
701 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
702 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
703 Adjust their definitions.
704 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
705 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
707 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
708 genautomata.c, langhooks.c, langhooks.h, system.h,
709 config/arm/lib1funcs.asm: Update copyright.
711 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
713 * dbxout.c (dbxout_function_end): Emit Lscope label always.
715 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
718 * doc/install.texi: Document --with-gc.
720 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
722 * simplify-rtx.c (simplify_unary_operation): Add a missing
725 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
727 PR tree-optimization/18663
728 * tree-ssa-dom.c (extract_range_from_cond): Return 0
729 if the type has variable bounds.
731 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
733 * gcse.c: Remove an obsolete comment.
735 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
737 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
739 * doc/extend.texi (Function Attributes) <Attribute const>: The
740 attribute "pure" is below this text, not above.
742 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
744 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
745 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
746 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
748 2005-02-20 Zack Weinberg <zack@codesourcery.com>
751 * langhooks.h (struct lang_hooks): Add to_target_charset.
752 * langhooks.c (lhd_to_target_charset): New function.
753 * langhooks-def.h: Declare lhd_to_target_charset.
754 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
755 (LANG_HOOKS_INITIALIZER): Update.
756 * c-common.c (c_common_to_target_charset): New function.
757 * c-common.h: Declare it.
758 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
759 c_common_to_target_charset.
761 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
762 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
764 * system.h: Poison them.
765 * doc/tm.texi: Don't discuss them.
766 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
767 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
768 (pp_c_char): Do not attempt to generate letter escapes for
770 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
771 * config/mips/mips.c (mips_output_ascii): Likewise.
773 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
775 PR tree-optimization/19951
776 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
779 2005-02-19 Steven Bosscher <stevenb@suse.de>
782 * function.h (struct function): New field `max_loop_depth'.
783 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
784 (flow_loops_find): Reset the max loop depth count before finding loops.
785 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
786 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
787 (calculate_global_regs_live): Make sure the loop will terminate
788 when the initial sets are not empty.
790 2005-02-19 Zack Weinberg <zack@codesourcery.com>
792 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
794 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
796 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
799 * doc/invoke.texi: Remove documentation of %M spec.
801 (init_spec): Remove %M suffix from -lgcc_s.
802 (do_spec_1): Remove 'M' case.
803 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
804 to put shared libraries in the multilib directory. Remove the
805 shlib_so_soname substitution variable. Don't add a multilib encoding
806 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
807 reported by -print-multi-os-directory. Pass @multilib_dir@ to
808 SHLIB_INSTALL as well as SHLIB_LINK.
809 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
810 (SHLIB_NAME): Delete.
811 (SHLIB_DIR): New macro.
812 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
813 (SHLIB_INSTALL): Adjust accordingly.
814 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
815 * config/t-slibgcc-sld: Likewise.
816 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
817 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
818 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
820 (SHLIBUNWIND_INSTALL): Adjust accordingly.
821 * config/i386/t-nwld (SHLIB_SONAME): Delete.
822 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
823 Use @shlib_base_name@ instead of @shlib_so_name@.
824 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
825 and @shlib_base_name@.so in @multilib_dir@.
826 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
828 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
829 (SHLIB_LINK): Remove previous workaround.
830 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
831 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
832 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
834 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
835 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
836 (SHLIB_INSTALL): Adjust accordingly.
837 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
838 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
839 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
840 config/t-slibgcc-elf-ver.
842 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
843 Jakub Jelinek <jakub@redhat.com>
845 PR tree-optimization/19828
846 * tree-ssa-loop-im.c: Add a TODO comment.
847 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
848 without side-effects.
850 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
852 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
855 2005-02-18 James E. Wilson <wilson@specifixinc.com>
857 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
858 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
859 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
861 (ia64_reorg): Delete fixup_errata call.
862 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
863 (TARGET_SWITCHES): Delete -mb-step entry.
865 2005-02-19 Jakub Jelinek <jakub@redhat.com>
868 * c-typeck.c (composite_type): Handle quals in transparent unions.
869 (type_lists_compatible_p): Likewise.
871 2005-02-18 Stan Shebs <shebs@apple.com>
873 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
874 expressions in the .literal8 section.
876 2005-02-18 Geoffrey Keating <geoffk@apple.com>
878 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
880 2005-02-18 Roger Sayle <roger@eyesopen.com>
882 * fold-const.c (constant_boolean_node): Always create values of the
883 specified type, don't bother calling truthvalue_conversion.
885 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
887 * except.c (output_function_exception_table): Call
888 assemble_external_libcall (eh_personality_libfunc).
890 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
893 * config/ia64/ia64.h (struct machine_function): Add state_num.
894 * config/ia64/ia64.c (process_epilogue,
895 process_for_unwind_directive): Use new unwind state numbers each
896 time rather than state 1.
898 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
901 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
902 before the "*llgt_didi" pattern.
904 2005-02-18 Jason Merrill <jason@redhat.com>
906 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
908 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
910 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
911 (div0): Use it in place of ARM_FUNC_ALIAS.
912 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
914 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
917 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
918 access, the lower bound of the array type if it exists.
920 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
923 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
924 cases that are out-of-range for the index type.
926 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
928 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
929 (estimate_case_costs): Don't call convert.
930 * expmed.c (expand_shift): Likewise.
931 (make_tree): Call fold_convert instead of convert.
933 2005-02-18 Jakub Jelinek <jakub@redhat.com>
936 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
937 that ref to be marked MEM_READONLY_P doesn't have base that needs
940 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
942 * genautomata.c (output_get_cpu_unit_code_func,
943 output_cpu_unit_reservation_p): Don't generate old-style function
946 2005-02-18 Jakub Jelinek <jakub@redhat.com>
949 PR tree-optimization/20009
950 * convert.c (convert_to_integer): Revert 2005-02-16 change.
952 PR tree-optimization/18947
953 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
954 inline, remove all nodes that are inlined into the extern inline
957 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
959 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
960 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
961 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
962 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
965 2005-02-17 Roger Sayle <roger@eyesopen.com>
967 PR tree-optimization/19917
968 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
969 to be potentially trapping.
971 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
973 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
975 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
977 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
978 tem becomes a local variable which is set to the value of the
979 back end defined INITIAL_FRAME_ADDRESS macro.
980 (expand_builtin_frame_address): Omit the base parameter to
981 expand_builtin_return_addr.
982 (expand_builtin_profile_func): Likewise.
983 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
984 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
985 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
987 2005-02-17 Jakub Jelinek <jakub@redhat.com>
989 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
990 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
991 * config/frv/frv.c (frv_function_epilogue): Likewise.
993 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
995 * lambda-code (perfect_nestify): Remove mark/unmark
997 * tree-loop-linear.c (linear_transform_loops): Add
998 rewrite_into_ssa call so that ssa is correct for
999 rewriting into loop closed.
1001 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1003 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1004 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1006 * bt-load.c (btr_def_live_range, combine_btr_defs,
1007 migrate_btr_def, migrate_btr_defs): Likewise.
1008 * cfgcleanup.c (thread_jump): Likewise.
1009 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1010 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1011 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1012 df_rd_local_compute, df_reg_info_compute): Likewise.
1013 * dominance.c (init_dom_info, free_dom_info): Likewise.
1014 * flow.c (init_propagate_block_info,
1015 free_propagate_block_info): Likewise.
1016 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1017 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1018 modify_reg_pav): Likewise.
1019 * loop-invariant.c (find_defs, find_invariant_insn,
1020 find_invariants, free_inv_motion_data): Likewise.
1021 * predict.c (tree_predict_by_opcode,
1022 estimate_bb_frequencies): Likewise.
1023 * stmt.c (expand_case): Likewise.
1024 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1025 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1026 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1027 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1028 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1029 rewrite_ssa_into_ssa): Likewise.
1030 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1031 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1032 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1033 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1034 * tree-sra.c (tree_sra): Likewise.
1035 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1036 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1037 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1038 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1039 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1040 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1042 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1043 calculate_live_on_entry, calculate_live_on_exit,
1044 build_tree_conflict_graph): Likewise.
1045 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1046 record_important_candidates, set_use_iv_cost, find_depends,
1047 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1048 tree_ssa_iv_optimize_finalize): Likewise.
1049 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1050 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1051 tree_duplicate_loop_to_header_edge): Likewise.
1052 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1053 * tree-ssa.c (verify_flow_insensitive_alias_info,
1054 verify_name_tags, verify_ssa, init_tree_ssa,
1055 delete_tree_ssa): Likewise.
1056 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1057 fini_ssanames): Likewise.
1058 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1060 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1062 * config/rs6000/t-rtems: Completely reworked.
1064 2005-02-17 Ira Rosen <irar@il.ibm.com>
1066 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1068 2005-02-17 Ira Rosen <irar@il.ibm.com>
1070 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1071 POINTER_TYPE_P when checking that type is a pointer.
1072 (vect_get_memtag): Remove.
1073 (vect_address_analysis): Use POINTER_TYPE_P. Call
1074 vect_object_analysis with dummy parameter for memtag.
1075 (vect_object_analysis): Extract memtag (functionality that
1076 used to be in vect_get_memtag and moved here). Fix printings.
1077 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1078 with correct parameters. Remove call to vect_get_memtag.
1080 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1082 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1083 (tree-vectorizer.o): Added missing dependencies.
1085 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1087 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1088 declaration in tree-vectorizer.c, now has an extern declaration in
1090 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1091 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1092 get_vectype_for_scalar_type, vect_is_simple_use,
1093 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1094 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1095 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1096 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1097 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1098 find_loop_location): Likewise.
1100 * tree-vectorizer.c (langhooks.h): #include removed.
1101 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1102 moved to tree-vectorized.h.
1103 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1104 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1105 get_vectype_for_scalar_type, vect_is_simple_use,
1106 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1107 vect_supportable_dr_alignment, new_loop_vec_info,
1108 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1109 vect_set_verbosity_level, find_loop_location): Likewise.
1111 (vect_analyze_loop): Function externalized. Declaration moved to
1112 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1113 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1114 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1115 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1116 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1117 vect_enhance_data_refs_alignment, vect_analyze_operations,
1118 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1119 vect_stmt_relevant_p, vect_get_loop_niters,
1120 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1121 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1122 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1123 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1124 vect_get_memtag): Likewise.
1126 (vectorizable_load): Function externalized. Declaration moved to
1127 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1128 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1129 vect_transform_loop): Likewise.
1130 (vect_transform_stmt): Moved to tree-vect-transform.c.
1131 (vect_align_data_ref, vect_create_destination_var,
1132 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1133 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1134 vect_get_vec_def_for_operand, vect_init_vector,
1135 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1136 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1137 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1138 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1139 vect_do_peeling_for_loop_bound): Likewise.
1141 * tree-vect-analyze.c: New file.
1142 * tree-vect-transform.c: New file.
1144 2005-02-17 Jason Merrill <jason@redhat.com>
1146 PR mudflap/19319, c++/19317
1147 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1150 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1152 * doc/install.texi (Specific): Update link for Darwin-specific
1155 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1157 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1158 constant_boolean_node.
1160 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1163 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1164 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1166 2005-02-16 Richard Henderson <rth@redhat.com>
1169 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1171 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1172 replace uses with Wtype_MAXp1_F.
1173 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1174 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1175 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1176 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1177 and HAVE_TFMODE as appropriate.
1178 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1179 (__floatdisf): Likewise.
1180 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1181 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1182 (Wtype_MAXp1_F): New.
1183 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1184 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1186 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1189 * arm.c (arm_apply_result_size): New function.
1190 * arm.h (APPLY_RESULT_SIZE): Define.
1191 * arm-protos.h (arm_apply_result_size): Add prototype.
1192 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1193 (movxf): New expand.
1194 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1195 (call_value_symbol): Remove predicate for operand 0.
1196 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1197 (untyped_call): Rework to correclty return values for any type.
1198 (untyped_return): New expand.
1199 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1201 2005-02-16 Stan Shebs <shebs@apple.com>
1203 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1204 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1206 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1208 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1209 configure settings on Solaris 7 and later.
1211 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1213 PR tree-optimization/19865
1214 * tree-optimize.c (init_tree_optimization_passes): Run
1215 pass_may_alias after pass_sra.
1217 2005-02-16 Richard Henderson <rth@redhat.com>
1218 Stuart Hastings <stuart@apple.com>
1221 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1222 Do nothing if debug info suppressed for this function.
1223 (dbxout_begin_function): Early exit if debug info suppressed for
1226 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1229 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1231 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1233 PR tree-optimization/19967
1234 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1235 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1236 argument TYPE. Adjust calls to fold_builtin_XXX.
1237 (expand_builtin, fold_builtin_1): Adjust calls to
1239 (fold_builtin_strchr, fold_builtin_strpbrk,
1240 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1241 result to a requested type TYPE.
1243 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1246 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1247 (T)x & (T)cst if (T)cst overflows.
1248 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1249 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1251 2005-02-15 Jeff Law <law@redhat.com>
1253 * gcse.c (blocks_with_calls): New bitmap.
1254 (alloc_gcse_mem): Allocate it.
1255 (free_gcse_mem): Free it.
1256 (clear_modifY_mem_tables): Clear it.
1257 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1258 when we encounter CALL_INSNs.
1259 (compute_transp, case MEM): Handle blocks with calls separate
1260 from blocks without calls. Use bitmap iterators rather than
1263 2005-02-15 Peter O'Gorman <peter@pogma.com>
1266 * mklibgcc.in (vis_hide): Use a temporary object file, not
1269 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1272 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1273 access optimization.
1275 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1276 Alan Modra <amodra@bigpond.net.au>
1279 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1280 (_xlqsub): Rename to __gcc_qsub.
1281 (_xlqmul): Rename to __gcc_qmul.
1282 (_xlqdiv): Rename to __gcc_qdiv.
1283 Provide versioned symbol aliases with old names.
1284 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1285 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1286 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1287 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1288 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1290 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1292 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1293 Fold ~(A - 1) and ~(A + -1) to -A.
1295 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1299 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1300 config/pa/pa-host.c:pa_gt_pch_use_address.
1302 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1304 * tree-vn.c (get_value_handle): Make sure that given an
1305 is_gimple_min_invariant expression, we always return it.
1307 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1309 * passes.c (rest_of_handle_gcse): Fix a comment.
1311 2005-02-15 Jeff Law <law@redhat.com>
1313 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1315 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1316 (canon_list_insert, record_last_mem_set_info): Similarly.
1317 (clear_modify_mem_tables): Similarly.
1319 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1321 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1322 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1323 config/mips/mips.md, config/rs6000/aix.h,
1324 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1326 2005-02-15 Richard Henderson <rth@redhat.com>
1328 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1329 call to be best_edge.
1331 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1333 * basic-block.h: Adjust the prototype for find_basic_blocks.
1334 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1335 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1338 * flow.c (recompute_reg_usage): Remove all arguments.
1339 * passes.c (rest_of_compilation): Adjust the call to
1340 recompute_reg_usage.
1341 * rtl.h: Adjust the prototype for recompute_reg_usage.
1343 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1345 * tree-dump.c (dump_files): Update to reflect new member
1347 (dump_register): Add new argument.
1349 (dump_switch_p_1): Check against glob name if doglob was passed.
1350 (dump_switch_p): Check against regular first, then glob if
1351 we didn't have any hits on the dump name.
1352 * tree-optimize.c (register_one_dump_file):
1353 Pass in glob name as well.
1354 * tree-pass.h (struct dump_file_info): Add glob
1357 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1359 PR preprocessor/16323
1360 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1362 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1365 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1366 (trunctfdf2_internal1): New.
1367 (trunctfdf2_internal2): Renamed from trunctfdf2.
1369 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1371 PR tree-optimization/19853
1372 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1374 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1376 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1377 delete_dead_jumptables and cleanup_cfg.
1379 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
1381 * reload.c (find_reloads): Swap address_reloaded flags when
1382 swapping commutative operands.
1384 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
1386 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1387 Use standard_iv_increment_position for computing the bsi position
1389 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1392 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1395 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1396 life range of hard registers.
1397 * value-prof.c (insn_prefetch_values_to_profile): Only
1400 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1401 profile in libcalls.
1403 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
1405 * bitmap.h (bitmap_and_compl_into): Return bool.
1406 * bitmap.c (bitmap_and_compl_into): Return changed flag.
1408 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1410 PR tree-optimization/19944
1411 * fold-const.c (fold): Re-add ABS_EXPR folding.
1413 2005-02-13 David Edelsohn <edelsohn@gnu.org>
1416 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1417 {TARGET,MASK}_XL_COMPAT.
1418 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
1420 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1421 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1423 (rs6000_arg_partial_bytes): Same.
1424 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1425 and XL compatibility enabled.
1426 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1427 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1428 test to final condition.
1429 (cmptf_internal2): New.
1430 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1431 xl-compat. Add TFmode information to description.
1433 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
1435 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1437 2005-02-13 Jason Merrill <jason@redhat.com>
1440 * fold-const.c (fold_indirect_ref_1): Split out from...
1441 (build_fold_indirect_ref): Here.
1442 (fold_indirect_ref): New fn.
1443 * tree.h: Declare it.
1444 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1445 (gimplify_modify_expr_rhs): Likewise.
1446 (gimplify_expr): Likewise.
1448 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
1450 PR tree-optimization/14303
1451 PR tree-optimization/15784
1452 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1453 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
1454 ABS_EXPR<x> != 0 to x != 0.
1456 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
1458 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1459 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
1460 spelling conventions.
1462 * passes.c (rest_of_handle_gcse): Don't run cse_main and
1463 delete_trivially_dead_insns too many times.
1465 * passes.c (rest_of_handle_gcse): Remove dead assignments to
1468 2005-02-12 Ira Rosen <irar@il.ibm.com>
1470 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1471 (vect_is_simple_iv_evolution): Remove redundant parameter
1473 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1474 without last parameter.
1475 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1476 Return pointer step. Call vect_is_simple_iv_evolution without
1477 last parameter. Check only that the step is multiple of size
1478 type. Remove stmt_vinfo updates.
1479 (vect_get_memtag_and_dr): Remove.
1480 (vect_get_memtag): New function.
1481 (vect_address_analysis): New function.
1482 (vect_object_analysis): New function.
1483 (vect_analyze_data_refs): Call vect_object_analysis and
1484 vect_get_memtag. Update stmt_vinfo fields.
1486 2005-02-12 Ira Rosen <irar@il.ibm.com>
1488 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1489 exist and are objects. Remove checks for pointer.
1490 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1491 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1492 (vect_create_data_ref_ptr): Likewise.
1493 (vect_base_addr_differ_p): New function.
1494 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1495 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1496 Don't set the DR_BASE_NAME field of data-ref.
1497 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1499 2005-02-12 Uros Bizjak <uros@kss-loka.si>
1501 * optabs.h (enum optab_index): Add new OTI_ldexp.
1502 (ldexp_optab): Define corresponding macro.
1503 * optabs.c (init_optabs): Initialize ldexp_optab.
1504 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1506 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1508 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1509 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1511 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1512 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1515 2005-02-12 Ira Rosen <irar@il.ibm.com>
1517 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1519 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1521 (vect_get_base_and_offset): Always return an address.
1522 (vect_create_addr_base_for_vector_ref): Remove treatment for
1523 different data reference types.
1524 (vect_compute_data_ref_alignment): Rename base to base_address in
1525 stmt_vec_info. Get the object in order to force its alignment.
1526 (vect_get_memtag_and_dr): Rename base to base_address in
1527 stmt_vec_info. Extract the object for memtag analysis.
1529 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
1531 PR regression/19898.
1532 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1533 changes cc_status, use apply modified_in_p to part of cc_status
1534 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1537 2005-02-11 Richard Henderson <rth@redhat.com>
1539 * tree-complex.c (expand_complex_libcall): New.
1540 (expand_complex_multiplication): Use it for c99 compliance.
1541 (expand_complex_division): Likewise.
1542 * fold-const.c (fold_complex_add, fold_complex_mult): New.
1544 * builtins.c (built_in_names): Remove const.
1545 * tree.c (build_common_builtin_nodes): Build complex arithmetic
1547 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1548 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1549 (built_in_names): Remove const.
1550 * c-common.c (c_common_type_for_mode): Handle complex modes.
1551 * flags.h, toplev.c (flag_complex_method): Rename from
1552 flag_complex_divide_method.
1553 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1554 __mulsc3, __muldc3, __mulxc3, __multc3): New.
1555 * libgcc2.h: Declare them.
1556 * libgcc-std.ver: Export them.
1557 * mklibgcc.in (lib2funcs): Build them.
1559 2005-02-11 Steven Bosscher <stevenb@suse.de>
1561 PR tree-optimization/19876
1562 Partially revert my change from 2005-01-14
1563 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1564 (compute_antic): ...and remove the loop here.
1566 2005-02-11 Jakub Jelinek <jakub@redhat.com>
1569 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1570 is number of inner's bits, avoid creating a BIT_FIELD_REF.
1572 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1573 crtend.o if -pie. Use %{x:a;:b} spec syntax.
1575 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
1577 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1578 offsets for the big-endian 32-bit case.
1580 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
1582 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1584 2005-02-11 Dale Johannesen <dalej@apple.com>
1586 * cselib.c (cselib_process_insn): Clear out regs where
1587 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1588 * reload.c (find_equiv_reg): Ditto.
1590 2005-02-11 Ian Lance Taylor <ian@airs.com>
1592 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1595 * tree.c (build_function_type_list): Work correctly if there are
1598 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
1600 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1601 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1602 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1603 TARGET_ZARCH instead of TARGET_64BIT.
1605 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
1607 * config/rs6000/t-rtems:
1608 (MULTILIB_OPTIONS): Remove mcpu=602.
1609 (MUTLILIB_DIRNAMES): Remove m602.
1610 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1611 Let mcpu=602 match mcpu=603.
1612 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1614 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1616 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1619 2005-02-10 David Daney <ddaney@avtrex.com>
1621 * config/alpha/linux-unwind.h: Add exception clause to copyright.
1622 * config/i386/linux-unwind.h: Likewise.
1623 * config/ia64/linux-unwind.h: Likewise.
1624 * config/mips/linux-unwind.h: Likewise.
1625 * config/pa/linux-unwind.h: Likewise.
1626 * config/rs6000/linux-unwind.h: Likewise.
1627 * config/s390/linux-unwind.h: Likewise.
1628 * config/sh/linux-unwind.h: Likewise.
1629 * config/sparc/linux-unwind.h: Likewise.
1631 2005-02-10 Steven Bosscher <stevenb@suse.de>
1633 PR tree-optimization/17549
1634 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1635 TER to replace a DEF with its expression if the DEF and the
1636 rhs of the expression we replace into have the same root
1639 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
1641 * config/mips/mips.md: Fix the placement of the match_scratch in the
1644 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1646 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1649 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
1651 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1652 (strip_offset): Handle addresses.
1653 (add_address_candidates): Use strip_offset.
1654 (difference_cost): Reflect strip_offset change.
1655 (force_var_cost, difference_cost): Strip nops.
1657 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
1659 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1661 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1662 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1663 config/cris/cris-protos.h, config/cris/cris.c: Update
1666 2005-02-10 Jeff Law <law@redhat.com>
1668 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1669 (lookup_avail_expr): Similarly.
1671 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
1673 * builtins.c (fold_builtin_powi): New function.
1674 (fold_builtin_1): Call it.
1676 2005-02-10 Steven Bosscher <stevenb@suse.de>
1678 PR documentation/19309
1679 * doc/cpp.texi: The __GNUC__ and related predefined macros
1680 are also defined for the "standalone" cpp.
1681 Some non-GCC compilers may also define __GNUC__.
1683 2005-02-10 Jakub Jelinek <jakub@redhat.com>
1686 * c-typeck.c (common_type): New routine. Old common_type renamed
1688 (c_common_type): ...this.
1689 (build_conditional_expr, build_binary_op): Use c_common_type instead
1692 2005-02-10 Steven Bosscher <stevenb@suse.de>
1694 * doc/md.texi: Replace @samp{length} with @code{length}.
1696 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1698 PR tree-optimization/18687
1699 * tree-flow.h (find_loop_niter): Declare.
1700 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1701 Try using scev even for loops with more than one exit.
1702 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1703 (struct ivopts_data): Added niters field.
1704 (struct nfe_cache_elt): New.
1705 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1707 (tree_ssa_iv_optimize_init): Initialize niters cache.
1708 (determine_number_of_iterations): Removed.
1709 (find_induction_variables): Do not call determine_number_of_iterations.
1710 Access niters for single exit through niter_for_single_dom_exit.
1711 (add_iv_outer_candidates): Access niters for single exit through
1712 niter_for_single_dom_exit.
1713 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
1714 number_of_iterations_cond.
1715 (iv_period): New function.
1716 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1717 (may_replace_final_value): Take data argument. Use
1718 niter_for_single_dom_exit.
1719 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1720 (rewrite_use_compare): Pass data to may_eliminate_iv.
1721 (rewrite_use_outer): Pass data to may_replace_final_value.
1722 (free_loop_data): Clean up the niters cache.
1723 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1724 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1725 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1726 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1727 (num_ending_zeros): Moved to tree.c.
1728 * tree.h (num_ending_zeros): Declare.
1729 * tree.c (num_ending_zeros): Moved from tree.c.
1731 2005-02-09 Richard Henderson <rth@redhat.com>
1733 * builtins.c (DEF_BUILTIN): Add COND argument.
1734 * tree.h (DEF_BUILTIN): Likewise.
1735 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1736 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1738 (DEF_BUILTIN_STUB): New.
1739 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1740 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1741 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1742 * c-common.c (DEF_BUILTIN): Add COND argument.
1743 * tree.c (local_define_builtin): New.
1744 (build_common_builtin_nodes): New.
1746 2005-02-09 Roger Sayle <roger@eyesopen.com>
1748 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1749 floating point expression ignoring the sign of the result.
1750 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1751 (fold) <MULT_EXPR>: Use it to simplify x*x.
1752 * tree.h (fold_strip_sign_ops): Prototype here.
1753 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1754 argument. Use fold_strip_sign_ops to simplify the first argument.
1755 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1756 first argument when the second argument is an even integer
1757 constant, but only with -funsafe_math_optimizations.
1758 (fold_builtin_1): Update call to fold_builtin_copysign.
1760 2005-02-09 Ian Lance Taylor <ian@airs.com>
1763 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1764 just check whether EH_FILTER_FAILURE falls through.
1766 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1768 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1769 insns return to ready list in the next turn.
1771 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1774 * builtins.def: New __builtin_powi[lf].
1775 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1776 (expand_builtin_powi): New function.
1777 (expand_builtin): Dispatch to expand_builtin_powi.
1778 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1779 * libgcc2.c: Add __builtin_powi[lf] implementation.
1780 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1781 * optabs.h: Add powi_optab.
1782 * optabs.c (init_optabs): Initialize powi_optab.
1783 * doc/extend.texi: Document __builtin_powi[lf].
1785 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1787 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1790 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1793 * fold-const.c (try_move_mult_to_index): Remove redundant
1794 type argument. Create ADDR_EXPR with correct type.
1795 (fold): Update callers of try_move_mult_to_index. Convert
1796 result to the appropriate type.
1798 2005-02-09 Roger Sayle <roger@eyesopen.com>
1801 * config/avr/avr.c (default_rtx_costs): Delete.
1802 (avr_operand_rtx_cost): New function.
1803 (avr_rtx_costs): Completely rewrite.
1805 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1808 * config/cris/cris.c (in_code): New variable.
1809 (cris_output_addr_const): Now a static function, a wrapper for
1811 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1812 case from old cris_output_addr_const.
1813 (cris_asm_output_label_ref): Similar for LABEL_REF.
1814 (cris_output_addr_const_extra): Similar for UNSPEC.
1815 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1816 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1817 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1819 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1820 (cris_asm_output_label_ref): Declare.
1822 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1824 PR preprocessor/19801
1825 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1826 filenames that changed when libcpp was moved to the toplevel.
1828 2005-02-07 Roger Sayle <roger@eyesopen.com>
1830 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1831 zero extensions of BImode operands. Call lowpart_subreg instead
1832 of gen_lowpart_common and gen_lowpart_SUBREG.
1834 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1837 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1838 * configure.ac: Set cc_for_cross_gnattools.
1839 * configure: Regenerate.
1841 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1844 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1846 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1849 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1850 of nested functions.
1852 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1854 * doc/extend.texi: Document deprecated extensions allowing
1855 static floating-point members to have initializers and allowing
1856 floating-point literals in integral constant expressions.
1858 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1860 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1861 config/darwin7.h, config/mips/mips.c,
1862 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1865 * cse.c: Update comments.
1867 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1870 * builtins.c (fold_builtin_sqrt): Transform
1871 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1874 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1875 Dorit Naishlos <dorit@il.ibm.com>
1877 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1878 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1879 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1881 * tree.h (vect_set_verbosity_level): New extern function declaration
1883 * tree-vectorizer.h (verbosity_levels): New enum type.
1884 * tree-vectorizer.c (vect_debug_stats): Function removed.
1885 (vect_debug_details): Likewise.
1886 (vect_verbosity_level): Global variable was defined and initialized.
1887 (vect_dump): Global variable definition.
1888 (vect_print_dump_info): New function.
1889 (vect_set_dump_settings): New function.
1890 (vect_set_verbosity_level): New function.
1891 (vectorize_loops): Add call to vect_set_dump_settings.
1893 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1894 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1895 (slpeel_tree_peel_loop_to_edge): Likewise.
1897 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1898 appropriate verbosity level instead of call to vect_debug_details
1899 or vect_debug_stats.
1900 (vect_get_base_and_offset):
1901 (vect_create_addr_base_for_vector_ref):
1902 (get_vectype_for_scalar_type):
1903 (vect_create_data_ref_ptr):
1905 (vect_get_vec_def_for_operand):
1906 (vect_finish_stmt_generation):
1907 (vectorizable_assignment):
1908 (vectorizable_operation):
1909 (vectorizable_store):
1910 (vectorizable_load):
1911 (vect_transform_stmt):
1912 (vect_update_ivs_after_vectorizer):
1913 (vect_do_peeling_for_loop_bound):
1914 (vect_update_inits_of_drs):
1915 (vect_do_peeling_for_alignment):
1916 (vect_transform_loop):
1917 (vect_is_simple_use):
1918 (vect_analyze_operations):
1919 (vect_is_simple_iv_evolution):
1920 (vect_analyze_scalar_cycles):
1921 (vect_analyze_data_ref_dependence):
1922 (vect_analyze_data_ref_dependences):
1923 (vect_compute_data_ref_alignment):
1924 (vect_enhance_data_refs_alignment):
1925 (vect_analyze_data_refs_alignment):
1926 (vect_analyze_data_ref_access):
1927 (vect_analyze_data_ref_accesses):
1928 (vect_analyze_pointer_ref_access):
1929 (vect_get_memtag_and_dr):
1930 (vect_analyze_data_refs):
1931 (vect_mark_relevant):
1932 (vect_stmt_relevant_p):
1933 (vect_mark_stmts_to_be_vectorized):
1934 (vect_can_advance_ivs_p):
1935 (vect_get_loop_niters):
1936 (vect_analyze_loop_form):
1937 (vect_analyze_loop):
1938 (vectorize_loops): Likewise.
1940 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1941 (vect_update_inits_of_drs):
1942 (vect_do_peeling_for_alignment):
1943 (vect_transform_loop):
1944 (vect_analyze_operations):
1945 (vect_analyze_scalar_cycles):
1946 (vect_analyze_data_ref_dependences):
1947 (vect_analyze_data_refs_alignment):
1948 (vect_analyze_data_ref_accesses):
1949 (vect_analyze_data_refs):
1950 (vect_mark_stmts_to_be_vectorized):
1951 (vect_get_loop_niters):
1952 (vect_analyze_loop_form):
1953 (vect_analyze_loop): Likewise.
1954 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1956 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1960 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1961 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1962 either -ffast-math or -funsafe-math-optimizations is in use.
1964 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1965 * config/mips/irix-csr.c: New file.
1966 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1967 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1968 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1971 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1973 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1974 redundant, incorrect definitions.
1976 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1978 ("*tls_indirect_call"): New, reference hard regs directly.
1979 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1981 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1983 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1984 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1986 2005-02-06 Roger Sayle <roger@eyesopen.com>
1988 PR rtl-optimization/19800
1989 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1990 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1993 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1995 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1997 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2000 * doc/invoke.texi: Correct documentation of -freorder-functions.
2002 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2005 * doc/invoke.texi: Don't mention gccbug.
2007 2005-02-06 Roger Sayle <roger@eyesopen.com>
2008 Andrew Pinski <pinskia@physics.uc.edu>
2009 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2011 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2012 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2013 into just (zero_extract:SI FOO (const_int 1) BAR).
2015 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2017 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2018 macro locally. Don't give last revision date. Use GCC version
2019 number from gcc-common.texi.
2020 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2021 revision date. Use GCC version number from gcc-common.texi.
2022 Describe being a library as current state rather than as 3.x
2024 * doc/gcc.texi: Remove last update date.
2025 * doc/gccint.texi: Likewise. Update copyright dates.
2026 * doc/install.texi: Update copyright dates.
2028 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2031 * doc/invoke.texi: Mention for each option included in -Wall that
2032 it is included in -Wall.
2033 * doc/gcc.texi: Update copyright and last modification date.
2035 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2037 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2038 unnecessary cast to original induction variable increments.
2040 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2042 PR tree-optimization/18219
2043 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2044 in distributed form.
2046 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2048 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2049 Set bitpos and offset later in the function. Do nothing if the
2050 target is a register and if the bitfield lies completely outside
2052 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2053 here. Return an uninitialised register if the source value is stored
2054 in a register and the bitfield lies completely outside that register.
2056 2005-02-06 Steven Bosscher <stevenb@suse.de>
2058 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2061 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2063 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2065 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2067 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2068 * config/darwin8.h: New.
2069 * config/darwin7.h: Update comment.
2071 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2072 Dorit Naishlos <dorit@il.ibm.com>
2074 * tree-vectorizer.h (LOC): New type.
2075 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2076 (loop_line_number): New field in struct _loop_vec_info.
2077 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2079 * tree-vectorizer.c (input.h): Included.
2080 (find_loop_location): New function.
2081 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2082 loop line number removed.
2083 (vect_debug_details): Likewise.
2084 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2086 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2087 call to vect_debug_details/stats changed from loop to loop_loc.
2088 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2089 (slpeel_tree_peel_loop_to_edge): Likewise.
2091 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2092 changed from NULL to UNKNOWN_LOC.
2093 (vect_get_base_and_offset):
2094 (vect_create_addr_base_for_vector_ref):
2095 (get_vectype_for_scalar_type):
2096 (vect_create_data_ref_ptr):
2098 (vect_get_vec_def_for_operand):
2099 (vect_finish_stmt_generation):
2100 (vectorizable_assignment):
2101 (vectorizable_operation):
2102 (vectorizable_store):
2103 (vectorizable_load):
2104 (vect_transform_stmt):
2105 (vect_update_ivs_after_vectorizer):
2106 (vect_do_peeling_for_loop_bound):
2107 (vect_do_peeling_for_alignment):
2108 (vect_transform_loop):
2109 (vect_is_simple_use):
2110 (vect_analyze_operations):
2111 (vect_is_simple_iv_evolution):
2112 (vect_analyze_scalar_cycles):
2113 (vect_analyze_data_ref_dependences):
2114 (vect_compute_data_ref_alignment):
2115 (vect_enhance_data_refs_alignment):
2116 (vect_analyze_data_ref_access):
2117 (vect_analyze_data_ref_accesses):
2118 (vect_analyze_pointer_ref_access):
2119 (vect_get_memtag_and_dr):
2120 (vect_analyze_data_refs):
2121 (vect_mark_relevant):
2122 (vect_stmt_relevant_p):
2123 (vect_mark_stmts_to_be_vectorized):
2124 (vect_can_advance_ivs_p):
2125 (vect_get_loop_niters):
2126 (vect_analyze_loop):
2127 (vectorize_loops): Likewise.
2129 (vectorizable_load): Argument in call to vect_debug_details/stats
2130 changed from loop to LOOP_LOC (loop_vinfo).
2131 (vect_transform_loop):
2132 (vect_analyze_operations):
2133 (vect_analyze_scalar_cycles):
2134 (vect_analyze_data_ref_dependence):
2135 (vect_enhance_data_refs_alignment):
2136 (vect_analyze_data_ref_accesses):
2137 (vect_analyze_pointer_ref_access):
2138 (vect_analyze_data_refs):
2139 (vect_analyze_loop): Likewise.
2141 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2142 changed from loop to loop_loc.
2144 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2146 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2147 Dorit Naishlos <dorit@il.ibm.com>
2149 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2151 (vect_analyze_data_ref_dependences): Likewise.
2153 (vect_is_simple_use): Argument changed from loop structure to
2154 loop_vect_info structure.
2155 (vect_can_advance_ivs_p): Likewise.
2156 (vect_create_index_for_vector_ref): Likewise.
2157 (vect_update_ivs_after_vectorizer): Likewise.
2158 (new_stmt_vec_info): Likewise.
2160 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2161 changed from loop to loop_vinfo.
2162 (vect_create_data_ref_ptr): First argument in call to
2163 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2164 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2165 was changed from loop to loop_vinfo.
2166 (vectorizable_operation): Likewise.
2167 (vectorizable_store): Likewise.
2168 (vect_mark_stmts_to_be_vectorized): Likewise.
2169 (vect_do_peeling_for_loop_bound): First argument in call to
2170 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2171 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2172 was changed from loop to loop_vinfo.
2173 (vect_analyze_data_ref_dependences): Third argument in call to
2174 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2176 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2177 (vect_create_data_ref_ptr): Likewise.
2178 (vect_init_vector): Likewise.
2179 (vect_get_vec_def_for_operand): Likewise.
2180 (vectorizable_assignment): Likewise.
2181 (vectorizable_operation): Likewise.
2182 (vectorizable_store): Likewise.
2183 (vectorizable_load): Likewise.
2184 (vect_update_ivs_after_vectorizer): Likewise.
2185 (vect_is_simple_use): Likewise.
2186 (vect_analyze_data_ref_dependence): Likewise.
2187 (vect_analyze_pointer_ref_access): Likewise.
2188 (vect_can_advance_ivs_p): Likewise.
2190 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2191 before _stmt_vec_info.
2192 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2193 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2194 (new_stmt_vec_info): Argument changed from loop structure to
2195 loop_vect_info structure
2197 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2198 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2199 (vect_create_addr_base_for_vector_ref): Likewise.
2200 (vect_analyze_pointer_ref_access): Likewise.
2202 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2205 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2206 phi flag if the phi is abnormal.
2208 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2211 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2212 information for the new statement.
2214 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2217 * gcc.c (main): Include the target in -v output.
2219 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2221 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2222 Do not drop the extend if we'd have to add a paradoxical subreg
2223 later. Include optabs.h and insn-codes.h.
2224 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2226 2005-02-02 Roger Sayle <roger@eyesopen.com>
2229 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2230 * fold-const.c (const_binop): Avoid constant folding floating
2231 point operations in modes that use composite representations.
2232 * simplify-rtx.c (simplify_binary_operation): Likewise.
2234 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2236 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2238 (altivec_dstt): Likewise.
2239 (altivec_dstst): Likewise.
2240 (altivec_dststt): Likewise.
2241 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2244 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2246 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2247 EXPR_LOCUS from orig_cond to the new cond_stmt.
2248 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2251 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2253 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2254 standard_iv_increment_position. Remove call to bsi_next
2255 (no need to bump the iterator anymore).
2256 (vect_create_index_for_vector_ref): Call
2257 standard_iv_increment_position. Remove second function argument.
2258 (vect_finish_stmt_generation): Remove call to bsi_next
2259 (no need to bump the iterator anymore).
2260 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2261 to vect_create_index_for_vector_ref.
2263 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2265 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2266 phis are used out of the loop.
2268 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2271 * c-decl.c (undef_nested_function): New variable.
2272 (pop_scope): Diagnose undefined nested functions.
2273 (finish_function): Don't attempt cgraph processing or genericizing
2274 if current top-level function contained an undefined nested
2275 function. Reset undef_nested_function at the end of a top-level
2278 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2280 * tree.c (build_int_cst_type): Take sign of the value into account
2281 when deciding whether sign extend the value.
2283 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2286 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2287 (cpp_options, cc1_options): Change %{std*&ansi} to
2288 %{std*&ansi&trigraphs}.
2290 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2292 * cse.c: Update comments.
2294 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2296 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2297 arguments go on the stack. Do not put complex doubles in odd/even
2300 2005-02-02 Steven Bosscher <stevenb@suse.de>
2302 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2303 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2304 -ftree-pre, and -fthread-jumps.
2306 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2308 PR tree-optimization/19578
2309 * tree-flow.h (modified_noreturn_calls): Declare.
2310 (noreturn_call_p): Declare.
2311 * tree-flow-inline.h (noreturn_call_p): New function.
2312 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2313 * tree-cfg.c (modified_noreturn_calls): New variable.
2314 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2315 that contain a mid-block noreturn call.
2316 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2318 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2320 * df.c (df_def_record_1, df_uses_record): Don't use
2322 * df.h (DF_FOR_REGALLOC): Remove.
2324 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2327 * c-typeck.c (really_start_incremental_init): Reset
2328 constructor_max_index for arrays of incomplete type.
2330 2005-02-02 Jeff Law <law@redhat.com>
2332 * gcse.c (struct reg_set): Store the block index where the register
2333 was set rather than the setting insn.
2334 (record_one_set, compute_transp): Corresponding changes.
2335 (pre_insert_copy_insn): Do not call replace_one_set.
2336 (replace_one_set): Remove.
2338 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2341 * doc/gcov.texi: Fix typo.
2343 2005-02-01 Richard Henderson <rth@redhat.com
2346 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2347 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2349 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2350 * config/i386/i386-protos.h: Update.
2352 2005-02-01 Steven Bosscher <stevenb@suse.de>
2354 PR tree-optimization/19217
2355 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2356 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2357 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2358 that it is walking a PHI node.
2360 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2362 * doc/extend.texi (Nested Functions): Update.
2364 2005-02-01 Richard Henderson <rth@redhat.com>
2367 * optabs.c (expand_copysign_absneg): Export.
2368 * optabs.h (expand_copysign_absneg): Declare.
2369 * config/rs6000/rs6000.md (copysigntf3): New.
2371 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2373 PR tree-optimization/19633
2374 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2375 * tree-ssa-alias.c (init_alias_info): Initialize.
2376 (merge_pointed_to_info): Set.
2377 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2378 (dump_points_to_info_for): Show value of pt_null.
2379 (struct count_ptr_d): Declare.
2380 (find_ptr_dereference): Remove.
2381 (ptr_is_dereferenced_by): Remove.
2382 (count_ptr_derefs): New local function.
2383 (count_uses_and_derefs): New local function.
2384 (compute_points_to_and_addr_escape): Call it. If the number
2385 of dereferences is greater than zero, mark the pointer as
2386 dereferenced. If there are fewer dereferences than uses of
2387 the pointer, the pointer's value escapes.
2389 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2391 PR tree-optimization/19670
2392 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2394 (verify_use): ... set it here, instead.
2396 2005-02-01 Janis Johnson <janis187@us.ibm.com>
2398 * doc/sourcebuild.texi (Test directives): Fix formatting.
2400 * doc/sourcebuild.texi (Test directives): Describe selector
2403 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
2405 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2406 specific 64-bit CPUs.
2408 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
2411 * arm.c (arm_eliminable_register): New function.
2412 (adjacent_mem_locations): Don't allow eliminable registers. Use
2413 HOST_WIDE_INT for address offsets.
2414 * arm-protos.h (arm_eliminable_register): Add prototype.
2416 2005-02-01 Steven Bosscher <stevenb@suse.de>
2418 PR optimization/15242
2419 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2420 * basic-block.h (duplicate_computed_gotos): Add prototype.
2421 * bb-reorder.c (duplicate_computed_gotos): New function to
2422 duplicate sufficiently small blocks ending in a computed jump.
2423 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2424 if not optimizing for size.
2425 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2426 never do tail merging for blocks ending in a computed jump.
2427 * doc/invoke.texi: Document the max-goto-duplication-insns param.
2429 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
2431 Patch from Richard Sandiford <rsandifo@redhat.com>
2432 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2433 from inheriting a subreg equivalence with a non-spill register.
2435 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2437 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
2439 * config/frv/frv.c (movcc_fp_destination_operand): New.
2440 (gpr_or_memory_operand): Fix typo in comment.
2441 (gpr_or_memory_operand_with_scratch): New.
2442 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2443 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2444 movcc_fp_destination_operand.
2445 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2446 Legitimize memory addresses using a scratch register.
2448 2005-01-31 Jeff Law <law@redhat.com>
2450 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2451 bitmap a sparse bitmap instead of a simple bitmap.
2452 (mark_def_sites_initialize_block): Corresponding changes.
2453 (ssa_mark_def_sites_initialize_block): Likewise.
2454 (ssa_mark_phi_uses): Likewise.
2455 (mark_def_site, ssa_mark_def_sites): Likewise.
2456 (mark_def_site_blocks): Likewise.
2457 (rewrite_ssa_into_ssa): Likewise.
2459 * tree-ssa-dom.c (record_cond): Pass correct variable type
2460 for last argument to htab_find_slot_with_hash.
2462 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2463 effects when optimizing 0 % X. Do not try to optimize X % 0.
2465 2005-01-31 James E. Wilson <wilson@specifixinc.com>
2467 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2470 2005-02-01 Eric Christopher <echristo@redhat.com>
2472 * config/mips/mips.c (override_options): Warn if -mint64
2474 * doc/invoke.texi (MIPS Options): Document that -mint64 is
2477 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
2479 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
2481 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2482 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2483 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2484 (cached_regno): Initialize to INVALID_REGNUM.
2485 (cse_reg_info_table_size,
2486 cse_reg_info_table_first_uninitialized,
2487 cse_reg_info_timestamp): New.
2488 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2490 (init_cse_reg_info, get_cse_reg_info_1): New.
2491 (get_cse_reg_info): Cache the last look-up.
2492 (new_basic_block): Update the code to clear mappings from
2493 registers to cse_reg_info entries.
2494 (cse_main): Call init_cse_reg_info.
2496 * cse.c (get_cse_reg_info): Update a comment.
2498 2005-01-31 Steven Bosscher <stevenb@suse.de>
2501 * c-decl.c (start_decl): Do not warn about arrays of elements with
2502 an incomplete type here.
2503 (grokdeclarator): Do it here by making a pedwarn an error.
2504 * c-typeck.c (push_init_level): If there were previous errors with
2505 the constructor type, do not warn about braces for initializers.
2506 (process_init_element): Likewise for excess initializer elements.
2508 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
2510 * cse.c (delete_trivially_dead_insn): Don't iterate.
2512 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2514 * config/rs6000/rs6000.md (copysignsf3): New expand.
2515 (copysigndf3): Likewise.
2517 2005-01-31 Steven Bosscher <stevenb@suse.de>
2519 * recog.c (constrain_operands): Only look for earlyclobber operand
2520 conflicts if an '&' constraint was seen.
2522 2005-01-31 Marc Espie <espie@openbsd.org>
2524 * config.gcc: Don't include embedded systems fragment, switches default
2525 debugging format to ELF.
2526 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2527 longer pick it up there.
2529 2005-01-31 Dale Johannesen <dalej@apple.com>
2531 * doc/extend.texi (nested functions): Fix linkage description.
2532 Clarify that static is not allowed.
2534 2005-01-31 Dale Johannesen <dalej@apple.com>
2536 * config/rs6000/darwin.md (movsf_low_di): Make work.
2537 (movdf_low_di): Make work.
2539 2005-01-31 Dale Johannesen <dalej@apple.com>
2541 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2542 Make work for 64 bit.
2544 2005-01-31 Roger Sayle <roger@eyesopen.com>
2545 Dale Johannesen <dalej@apple.com>
2548 * fold-const.c (fold_binary_op_with_conditional_arg):
2549 Make types match original operands, before STRIP_NOPS.
2551 2005-01-31 Alan Modra <amodra@bigpond.net.au>
2553 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2554 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
2555 (struct gcc_sigcontext): Delete. Merge contents to..
2556 (struct gcc_ucontext): ..here.
2557 (get_sigcontext): Delete.
2558 (get_regs): New function, like get_sigcontext but return regs ptr.
2559 64-bit version finds regs from r1 to support vdso.
2560 (ppc_linux_aux_vector): New function.
2561 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
2564 2005-01-31 Ira Rosen <irar@il.ibm.com>
2566 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2568 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2569 redundant fold. Fix misalignment for MINUS_EXPR.
2570 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2571 (vect_analyze_pointer_ref_access): Likewise.
2572 (vect_get_memtag_and_dr): Likewise.
2574 2005-01-31 Richard Henderson <rth@redhat.com>
2576 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2577 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2578 absnegdf2_i387, absnegxf2_i387): Likewise.
2580 2005-01-31 Richard Henderson <rth@redhat.com>
2583 * optabs.c (expand_copysign_absneg): New.
2584 (expand_copysign_bit): Split out from ...
2585 (expand_copysign): ... here. Use expand_copysign_absneg.
2587 2005-01-30 Roger Sayle <roger@eyesopen.com>
2590 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2591 constant as the second operand and a register as the third.
2593 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
2596 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
2597 that dllimport'd functions do not use all call-clobbered registers
2600 2005-01-30 Richard Henderson <rth@redhat.com>
2603 * optabs.c (expand_absneg_bit): Split out from expand_unop and
2604 expand_abs_nojump and generalize. Use operand_subword and
2605 emit_no_conflict_block. Support large modes.
2606 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
2608 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
2609 negation to subtraction.
2610 (expand_copysign): Check that the format has signed zeros.
2611 Use operand_subword and emit_no_conflict_block. Support large modes.
2613 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
2615 Fix PR tree-optimization/19624
2617 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2618 * tree-ssa-pre.c: Add cfgloop.h.
2620 (pre_stats): New member, constified.
2621 (inserted_exprs): New static variable.
2622 (NECESSARY): New macro.
2623 (create_expression_by_pieces): Fold the expression, and
2624 mark it as defaulting to not necessary. Also put in
2626 (fully_constant_expression): New function.
2627 (insert_into_preds_of_block): Modify to not insert phis when we
2628 are playing with induction variables.
2629 Push phis onto the inserted_exprs vector, and mark them as not
2630 necessary by default.
2631 (insert_aux): Call fully_constant_expression on eprime.
2632 If all edges produce the same value, mark it constant.
2633 (mark_operand_necessary): New function.
2634 (remove_dead_inserted_code): New function.
2635 (init_pre): Init loop optimizer to get loop info.
2636 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2637 (execute_pre): Commit edge inserts, then remove dead code.
2639 2005-01-30 Richard Henderson <rth@redhat.com>
2641 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2642 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2644 2005-01-30 Richard Henderson <rth@redhat.com>
2647 * config/i386/i386.c (ix86_expand_copysign): New.
2648 (ix86_split_copysign_const): New.
2649 (ix86_split_copysign_var): Rename from ix86_split_copysign,
2650 rearrange op1/nmask operands.
2651 * config/i386/i386-protos.h: Update.
2652 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2653 (copysigndf3): Likewise.
2654 (copysignsf3_const, copysigndf3_const): New.
2655 (copysignsf3_var): Rename from copysignsf3, split out splitter
2656 and fix split predicate for X constraint.
2657 (copysigndf3_var): Similarly.
2659 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
2661 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2662 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2663 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2665 2005-01-29 Richard Henderson <rth@redhat.com>
2668 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2669 of # and * in constraints.
2671 2005-01-29 Richard Henderson <rth@redhat.com>
2674 * expr.c (store_field): Don't strip sub-mode cast when the input
2675 data is even smaller.
2677 2005-01-29 Richard Henderson <rth@redhat.com>
2680 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2683 2005-01-29 Richard Henderson <rth@redhat.com>
2685 * combine.c (make_field_assignment): Fix argument order
2688 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
2690 PR tree-optimization/15791
2691 * fold-const.c (extract_array_ref): New function.
2692 (fold): Fold comparisons between &a[i] and &a[j] or
2693 semantically equivalent trees.
2695 2005-01-29 Jeff Law <law@redhat.com>
2697 * gcse.c (insert_expr_in_table): Revamp handling of available
2698 and anticipatable occurrence lists to avoid unnecessary list
2700 (insert_set_in_table): Similarly.
2702 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
2704 * c-common.c (fix_string_type): Just use c_build_qualified_type to
2706 (c_build_qualified_type): Build qualified array types with
2707 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2708 * c-decl.c (c_make_fname_decl): Build unqualified array type
2709 before qualified type.
2710 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2711 type is qualified, not just if type itself is. Don't apply
2712 qualifiers to array type when declarator is processed. Apply
2713 qualifiers to field type whether or not it is an array type.
2714 Don't handle array types specially for applying qualifiers to
2716 * c-typeck.c (composite_type): Build unqualified element type and
2717 array type when forming composite of array types.
2718 (common_pointer_type, comptypes, comp_target_types,
2719 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2720 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2722 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2723 (args2) in variables a1 and a2.
2725 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2727 * cse.c (n_elements_made, max_elements_made): Remove.
2728 (insert): Don't touch n_elements_made.
2729 (cse_main): Don't touch n_elements_made or max_elements_made.
2731 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2734 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2735 configuration part of dp-bit.c to be lost.
2737 2005-01-28 Roger Sayle <roger@eyesopen.com>
2739 * expmed.c (expand_mult_highpart_optab): When attempting to use
2740 a non-widening multiplication in a wider mode, the operands need
2741 to be converted (zero or sign extended) to that mode.
2743 2005-01-28 Ian Lance Taylor <ian@airs.com>
2747 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2748 through if both operands fall through.
2750 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2752 * cse.c (fold_rtx) <PC>: Don't optimize.
2754 2005-01-28 Jeff Law <law@redhat.com>
2756 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2757 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2759 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2761 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2762 cse_reg_info_used_list_end): Remove.
2763 (cse_reg_info_list, cse_reg_info_list_free): New.
2764 (get_cse_reg_info): When allocating an instance of
2765 cse_reg_info, add it to the beginning of the cse_reg_info_list
2766 list. Remove code to maintain cse_reg_info_used_list.
2767 (new_basic_block): Reset the free list to the beginning of
2770 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2772 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2773 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2774 (frv_expand_mdpackh_builtin): New function.
2775 (frv_expand_builtin): Use it to expand __MDPACKH.
2776 * doc/extend.texi (__MDPACKH): Update documentation.
2778 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2780 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2781 SSE_FLOAT_MODE_P for use_sse computation.
2783 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2786 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2788 2005-01-27 Richard Henderson <rth@redhat.com>
2790 * builtins.c (expand_builtin_copysign): New.
2791 (expand_builtin): Call it.
2792 * genopinit.c (optabs): Add copysign_optab.
2793 * optabs.c (init_optabs): Initialize it.
2794 (expand_copysign): New.
2795 * optabs.h (OTI_copysign, copysign_optab): New.
2796 (expand_copysign): Declare.
2798 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2799 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2801 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2802 (ix86_expand_fp_absneg_operator): ... here.
2803 (ix86_split_copysign): New.
2804 * config/i386/i386-protos.h: Update.
2805 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2806 (copysignsf3, copysigndf3): New.
2808 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2809 (copysignsf3, ncopysignsf3): New.
2810 (copysigndf3, ncopysigndf3): New.
2811 (copysignxf3, ncopysignxf3): New.
2812 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2814 2005-01-27 Arend Bayer <arend.bayer@web.de>
2815 Kazu Hirata <kazu@cs.umass.edu>
2817 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2818 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2819 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2822 2005-01-27 Jeff Law <law@redhat.com>
2824 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2825 definitions of SSA_NAMEs which are not being rewritten.
2826 (rewrite_ssa_into_ssa): Only initialize the current definition
2827 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2828 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2829 SSA_NAMEs before returning.
2831 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2833 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2834 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2835 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2836 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2837 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2839 2005-01-27 Steven Bosscher <stevenb@suse.de>
2842 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2843 higher to -O2 and higher. Likewise for tree PRE.
2844 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2847 2005-01-27 Ian Lance Taylor <ian@airs.com>
2850 * gimple-low.c (try_catch_may_fallthru): New static function.
2851 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2852 * tree-inline.c (expand_call_inline): Don't warn about reaching
2853 the end of a non-void function being inlined if the function uses
2856 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2858 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2861 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2862 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2863 (implicitly_declare): Handle error_mark_node.
2865 2005-01-27 Richard Henderson <rth@redhat.com>
2868 * tree.h (struct tree_decl): Add debug_expr_is_from.
2869 (DECL_DEBUG_EXPR_IS_FROM): New.
2870 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2871 * dwarf2out.c (dwarf2out_var_location): Update to match.
2872 * tree-outof-ssa.c (create_temp): Likewise.
2873 * var-tracking.c (track_expr_p): Likewise.
2874 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2875 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2876 * toplev.c (default_tree_printer): Likewise.
2878 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2880 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2881 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2883 2005-01-27 Steven Bosscher <stevenb@suse.de>
2885 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2886 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2887 ASM_CLOBBERS): Add tree checks.
2889 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2890 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2891 * c-common.def (SWITCH_STMT): Update to match.
2892 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2893 macros instead of SWITCH_EXPR ones.
2894 * c-dump.c (c_dump_tree): Likewise.
2895 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2896 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2898 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2900 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2902 * unwind-dw2.c (execute_stack_op): Add missing cases for
2903 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2905 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2907 * config.gcc (Obsolete configurations): Remove 'dummy', add
2908 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2911 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2913 PR tree-optimization/19633
2914 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2916 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2917 are no call-clobbered variables.
2918 * tree-outof-ssa.c (check_replaceable): Return false for calls
2921 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2923 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2924 even for variables with NULL DECL_INITIAL.
2926 2005-01-26 Stuart Hastings <stuart@apple.com>
2928 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2930 2005-01-26 Richard Henderson <rth@redhat.com>
2933 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2935 * expr.c (store_field): Strip conversions to odd-bit-sized types
2936 if the destination field width matches.
2938 2005-01-26 Richard Henderson <rth@redhat.com>
2940 * c-decl.c, expmed.c, expr.c: Revert last change.
2942 2005-01-26 Richard Henderson <rth@redhat.com>
2945 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2947 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2948 if we don't need the bits above those present in the current mode.
2949 * expr.c (store_field): Strip conversions to odd-bit-sized types
2950 if the destination field width matches.
2952 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2954 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2955 either -ffast-math or -funsafe-math-optimizations is in use.
2957 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2961 * config/avr/avr.c (notice_update_cc): Only set condition code for
2962 ashrqi3 if shift count > 0.
2963 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2964 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2965 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2966 count <= 0 as a no-op, and shift count >= width by copying zero
2967 or sign bit to all bits of the result.
2968 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2969 count, with attribute "length" set to 0 and "cc" set to "none".
2971 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2973 * doc/invoke.texi: Document -mTLS.
2975 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2976 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2977 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2978 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2979 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2980 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2981 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2982 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2984 * configure.ac: Check for a TLS capable gas.
2986 * configure: Regenerate.
2988 2005-01-26 Richard Henderson <rth@redhat.com>
2991 * combine.c (make_field_assignment): Simplify store to zero_extract
2992 from a source with an overlapping mask.
2994 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2996 2004-11-11 Eric Christopher <echristo@redhat.com>
2998 * config/frv/frv.md: Add fr400_integer automaton. Don't
2999 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3002 2005-01-26 Steven Bosscher <stevenb@suse.de>
3005 * cfgbuild.c (make_edges): Do not clear or set
3006 current_function_has_computed_jump.
3007 * function.h (struct function): Remove the has_computed_jump field.
3008 (current_function_has_computed_jump): Do not define.
3009 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3010 in a computed jump. Ignore current_function_has_computed_jump.
3012 2005-01-26 Richard Henderson <rth@redhat.com>
3015 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3016 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3018 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3019 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3020 objects into static storage if they have more than one non-zero value.
3021 * tree.h (categorize_ctor_elements): Update decl.
3023 2005-01-26 Steven Bosscher <stevenb@suse.de>
3026 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3027 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3028 to this function from 2004-07-10.
3029 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3030 the current function for tail call optimizations if the address
3031 of one of it its arguments is taken.
3033 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3035 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3037 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3039 * function.c (expand_function_end): If current_function_calls_alloca,
3040 emit stack restore in a place that is reached when the function falls
3043 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3045 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3046 rule to avoid matching inappropriate suffix rule.
3048 2005-01-26 Jan Hubicka <jh@suse.cz>
3050 PR tree-optimization/19241
3051 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3053 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3055 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3056 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3058 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3059 <sim*>: Always use crt1.o, regardless of N in simN.
3060 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3061 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3062 (CRT_CALL_STATIC_FUNCTION): Remove.
3063 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3064 use crt1.o, regardless of N in simN.
3065 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3066 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3067 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3068 case isystem setting.
3069 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3071 2005-01-25 Ian Lance Taylor <ian@airs.com>
3073 * gimple-low.c (block_may_fallthru): Correct handling of
3074 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3076 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3078 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3079 handlers to match indentation; nested under the mtune=* handler.
3080 Similar for mcpu= and march=.
3082 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3084 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3085 * config/mips/linux64.h (LIB_SPEC): Likewise.
3086 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3087 * config/sh/linux.h (LIB_SPEC): Likewise.
3089 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3091 * config/frv/frv.c (frv_legitimize_tls_address): New.
3092 (TARGET_HAVE_TLS): Define.
3093 (FRV_SYMBOL_REF_TLS_P): Define.
3094 (frv_override_options): Handle new register classes.
3095 (frv_legitimate_address_p): Reject tls addresses.
3096 (frv_legitimize_address): Handle TLS addresses.
3097 (gen_inlined_tls_plt): New.
3099 (frv_legitimize_tls_address): New.
3100 (unspec_got_name): Add TLS entries.
3101 (got12_operand): Add R_FRV_TLSMOFF12 case.
3102 (frv_emit_move): Fixup TLS addresses.
3103 (frv_emit_movsi): Legitimize TLS addresses.
3105 * config/frv/frv.h (MASK_BIG_TLS): New.
3106 (TARGET_BIG_TLS): New.
3107 (HAVE_AS_TLS): Define.
3108 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3109 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3110 (REG_CLASS_NAMES): Same.
3111 (REG_CLASS_CONTENTS): Same.
3112 (CONSTRAINT_LEN): New.
3113 (REG_CLASS_FROM_CONSTRAINT): New.
3114 (PREDICATE_CODES): Add symbolic_operand.
3116 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3117 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3118 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3119 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3120 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3121 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3122 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3123 GR9_REG, GR14_REG, LRREG.
3124 (type): Add load_or_call attribute.
3125 ("load_or_call"): New reservation.
3126 ("call_gettlsoff"): New.
3127 ("tls_indirect_call"): New.
3128 ("tls_load_gottlsoff12"): New.
3129 ("tlsoff_hilo"): New.
3130 ("tls_tlsdesc_ldd"): New.
3131 ("tls_tlsoff_ld"): New.
3134 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3136 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3138 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3139 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3140 * config/frv/frv.c (TLS_BIAS): Define.
3141 (frv_output_dwarf_dtprel): New.
3143 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3145 PR rtl-optimization/19579
3146 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3147 both A and B, see if they don't clobber registers the other expr uses.
3149 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3151 * real.c (do_add): Initialize signalling and canonical members.
3153 * real.c (real_from_integer): Zero out destination.
3155 2005-01-18 Jan Hubicka <jh@suse.cz>
3157 PR tree-optimize/19337
3158 * tree-inline.c (initialize_inlined_parameters): Copy
3159 saved_static_chain_decl only.
3161 2005-01-25 Richard Henderson <rth@redhat.com>
3165 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3166 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3167 80387 enabled, to return a proper subclass. Return the subset that
3168 overlaps with GENERAL_REGS for PLUS.
3169 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3171 2005-01-25 Richard Henderson <rth@redhat.com>
3174 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3176 2005-01-25 Roger Sayle <roger@eyesopen.com>
3178 * expmed.c (choose_multiplier): Change interface to return the
3179 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3180 (expand_divmod): Update calls to choose_multiplier.
3182 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3185 * expmed.c (extract_bit_field): Use adjust_address instead of
3186 gen_lowpart when op0 is a MEM.
3188 2005-01-24 Steven Bosscher <stevenb@suse.de>
3190 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3192 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3194 * config/mips/irix-csr.c: New file.
3195 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3196 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3197 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3200 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3203 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3204 sparc/elf.h, add sparc/sp-elf.h.
3205 (sparc-*-rtems*): Likewise.
3206 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3207 tm-dwarf2.h, add sparc/sp-elf.h.
3208 (sparc86x-*-elf): Likewise.
3209 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3210 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3211 TARGET_OS_CPP_BUILTINS.
3212 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3213 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3215 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3216 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3217 (SWITCH_TAKES_ARG): Likewise.
3218 (LOCAL_LABEL_PREFIX): Likewise.
3219 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3220 (TARGET_N_FORMAT_TYPES): Delete.
3221 (TARGET_FORMAT_TYPES): Likewise.
3222 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3223 * config/sparc/elf.h: Delete.
3224 * config/sparc/sp-elf.h: New file.
3226 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3228 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3229 * tree-flow.h: Remove the corresponding prototype.
3230 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3231 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3233 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3236 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3237 for AIX ABI or ELF -fPIC.
3238 (rs6000_emit_load_toc_table): Don't create toc_section here.
3239 (rs6000_xcoff_file_start): Nor here.
3241 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3243 * sh.c (ra.h): Don't #include.
3244 (hard_regs_intersect_p): New function, resurrected from ra.c.
3246 * sh.c: Fix 1996 Copyright.
3248 2005-01-24 Richard Henderson <rth@redhat.com>
3249 Aldy Hernandez <aldyh@redhat.com>
3251 * regrename.c (note_sets): Handle subregs.
3253 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3256 * genconditions.c (write_header, write_conditions): Elide file if
3259 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3261 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3262 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3265 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3267 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3268 expand_builtin_printf, expand_builtin_fprintf,
3269 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3270 checking against POINTER_TYPE.
3271 (validate_arglist): Handle POINTER_TYPE code by checking
3274 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3276 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3278 (for_each_rtx): Call for_each_rtx_1.
3279 * rtl.h (init_rtlanal): Declare.
3280 * toplev.c (backend_init): Call init_rtlanal.
3282 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3284 * flow.c (propagate_one_insn): Formatting.
3287 * flow.c (libcall_dead_p): Be more conservative if unsure.
3288 If there are any instructions between insn and call, see if they are
3289 all dead before saying the libcall is dead.
3291 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3293 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3294 operand constraint for operand 0.
3296 2005-01-23 Richard Henderson <rth@redhat.com>
3299 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3300 edges leading to join block.
3302 2005-01-23 Roger Sayle <roger@eyesopen.com>
3304 * expmed.c (expand_mult_highpart): Make static. Change type of
3305 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3306 (expand_divmod): Updates calls to expand_mult_highpart by using
3307 gen_int_mode to pass a CONST_INT rtx.
3308 * rtl.h (expand_mult_highpart): Remove prototype.
3310 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3312 * flow.c (regset_bytes, regset_size): Remove.
3314 * cfganal.c: Fix a reference to Harvey's paper.
3316 2005-01-23 Steven Bosscher <stevenb@suse.de>
3318 PR rtl-optimization/19464
3319 * tree-optimize.c (init_tree_optimization_passes): Add one more
3320 copyrename pass just before out-of-ssa.
3322 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3325 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3326 * ggc-none.c (ggc_free): Define.
3328 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3330 * cse.c (max_reg, max_insn_uid): Remove.
3331 (cse_main): Don't access max_reg or max_insn_uid.
3333 * c-common.c (explicit_flag_signed_bitfields,
3334 lang_statement_code_p, lang_expand_function_end): Remove.
3335 * c-common.h: Remove the corresponding declarations.
3336 * c-opts.c (c_common_handle_option): Remove all write access
3337 to explicit_flag_signed_bitfields.
3339 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3340 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3341 * cgraph.h: Remove the corresponding declaration.
3343 * gcse.c (null_pointer_info): Remove.
3345 2005-01-23 Roger Sayle <roger@eyesopen.com>
3346 Eric Botcazou <ebotcazou@libertysurf.fr>
3348 * combine.c (simplify_logical): Only simplify logical expressions
3349 of the form ior(and(x,y),z) by the inverse distributive law if the
3350 result is cheaper than the original.
3352 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3354 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3355 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3356 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3357 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3358 config/freebsd-spec.h, config/arm/arm.h,
3359 config/h8300/h8300.md, config/i386/i386.md,
3360 config/i386/predicates.md, config/i386/sse.md,
3361 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3362 config/vax/vax.md: Fix comment typos. Follow spelling
3365 2005-01-23 Steven Bosscher <stevenb@suse.de>
3367 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3368 tests, instead of `less than'.
3370 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3372 * function.c (assign_parm_setup_block): When creating a new stack slot
3373 for a parameter, get its alignment from the parameter's DECL_ALIGN
3374 rather than the type's TYPE_ALIGN. Make sure that the parameter
3375 is at least word aligned.
3377 2005-01-22 Roger Sayle <roger@eyesopen.com>
3380 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3382 2005-01-22 Richard Henderson <rth@redhat.com>
3385 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3386 in both compare operands.
3387 (movdfcc_1_sse_max): Likewise.
3388 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
3389 (movdfcc_1_sse): Likewise.
3390 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3391 scratch register as needed.
3393 2005-01-22 Richard Henderson <rth@redhat.com>
3395 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3397 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3399 2005-01-22 Richard Henderson <rth@redhat.com>
3401 * genopinit.c (optabs): Use smin/smax for floating point too.
3402 * doc/md.texi: Update to match. Clarify that floating point
3403 results are undefined for +0/-0 and NaN.
3404 * doc/rtl.texi: Likewise.
3405 * rtl.def (SMIN, SMAX): Likewise
3406 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3408 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3409 leading 's' to the name.
3410 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3411 smaxxf3, sminxf3): Likewise.
3412 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3415 2005-01-22 Paul Brook <paul@codesourcery.com>
3417 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3419 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
3421 * config/s390/s390.c (struct processor_costs): New fields
3422 dlgr, dlr, dr, dsgfr, dsgr.
3423 (z900_cost, z990_cost): Values for new fields.
3424 (s390_rtx_costs): New cases MEM und COMPARE in switch
3425 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3426 DIV, MOD, UDIV, UMOD.
3428 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3430 * config/s390/s390.md ("doloop_si64"): Reload input value directly
3431 into the register being decremented.
3432 ("doloop_si31", "doloop_di"): Likewise.
3433 ("*doloop_si_long"): Adapt pattern.
3435 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
3437 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3439 (CLASS_MAX_NREGS): Likewise.
3441 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
3443 * doc/tree-ssa.texi (Statement Operands): Add example for new
3444 must-def macro. Note deprecation of old operands interface.
3446 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
3448 PR tree-optimization/19484
3449 * tree-cfg.c (remove_fallthru_edge): New function.
3450 (cleanup_control_flow): Remove fallthru edges from calls that are
3451 now known not to return.
3453 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3455 Fix PR tree-optimization/19038
3456 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3457 copies with loop variant ones.
3459 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
3461 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3462 config/alpha/alpha-protos.h, config/alpha/alpha.h,
3463 config/alpha/alpha.md, config/alpha/predicates.md,
3464 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3465 config/sparc/sol2.h: Update copyright.
3467 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3468 first label to see if it is a nonlocal label.
3470 2005-01-22 David Edelsohn <edelsohn@gnu.org>
3471 Andrew Pinski <pinskia@physics.uc.edu>
3474 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3475 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
3477 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3479 * config/rs6000/rtems.h: Update copyright.
3481 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
3484 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3485 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3486 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3488 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3491 * c-typeck.c (convert_arguments): Check for error_mark_node.
3493 2005-01-21 Ian Lance Taylor <ian@airs.com>
3495 PR tree-optimization/13000
3496 * tree-inline.c: Include "tree-flow.h".
3497 (expand_call_inline): If warn_return_type, warn if non-void inline
3498 function falls through.
3499 * tree-cfg.c (execute_warn_function_return): Don't warn about
3500 control reaching end if TREE_NO_WARNING is set. Set
3502 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3504 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3505 branch if we don't need one.
3506 * c-typeck.c: Include "tree-flow.h"
3507 (c_finish_bc_stmt): Don't add a goto if the current statement
3508 list doesn't fall through to the current point.
3510 2005-01-21 Roger Sayle <roger@eyesopen.com>
3512 PR rtl-optimization/576
3513 * real.c (real_arithmetic): Change return type from void to bool
3514 to return an indication that the result may be inexact.
3515 * real.h (real_arithmeric): Update prototype.
3516 * fold-const.c (const_binop): Don't constant fold floating
3517 point expressions when the user specifies -frounding-math and
3518 the result may depend upon the run-time rounding mode.
3519 (fold_convert_const_real_from_real): Clean-up.
3520 (fold_initializer): Ignore flag_rounding_math for initializers.
3521 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3522 constant fold FP operations with flag_rounding_math if the
3523 result may depend upon the run-time rounding mode.
3525 2005-01-21 Tom Tromey <tromey@redhat.com>
3527 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3529 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
3531 * tree-cfg.c: Fix comment typos.
3533 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
3535 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3536 around the call to rest_of_handle_branch_target_load_optimize.
3538 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3540 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3541 (sparc64-*-openbsd*): Likewise.
3542 (sparclite-*-elf*): Include tm-dwarf2.h.
3543 (sparc86x-*-elf*): Likewise.
3544 (sparc64-*-elf*): Likewise.
3545 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3546 (DBX_DEBUGGING_INFO): Likewise.
3547 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3548 (PREFERRED_DEBUGGING_TYPE): Likewise.
3549 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3550 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3551 (PREFERRED_DEBUGGING_TYPE): Likewise.
3552 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3553 (PREFERRED_DEBUGGING_TYPE): Likewise.
3554 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3556 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
3559 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3561 2005-01-20 Paul Brook <paul@codesourcery.com>
3563 * doc/rtl.texi: Document value extension requirements for CONST_INT.
3565 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3567 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3568 label is first in a sequence of labels.
3570 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3572 2005-01-20 Janis Johnson <janis187@us.ibm.com>
3573 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3575 * doc/sourcebuild.texi (Test Directives): New.
3577 2005-01-20 Roger Sayle <roger@eyesopen.com>
3579 * real.c (real_floor): Don't leave the result uninitialized when
3580 mode is VOIDMode, but return the unrounded intermediate value.
3581 (real_ceil): Likewise.
3583 2005-01-20 Paul Brook <paul@codesourcery.com>
3585 * config/arm/arm.md (insv): Use gen_int_mode.
3587 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3589 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3590 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3591 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3592 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3593 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3595 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
3598 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3599 fbreg, so we have to assume we can't.
3600 (loc_descriptor_from_tree_1): Ditto.
3601 (containing_function_has_frame_base): New function.
3602 (add_location_or_const_value_attribute): Use it.
3603 Also try to generate a frame_base from a single element location
3606 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3608 PR tree-optimization/15349
3609 * timevar.def (TV_TREE_MERGE_PHI): New.
3610 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3612 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3613 calls to tree_forwarder_block_p.
3614 (remove_forwarder_block_with_phi, merge_phi_nodes,
3615 gate_merge_phi, pass_merge_phi): New.
3616 * tree-optimize.c (init_tree_optimization_passes): Add
3618 * tree-pass.h: Add an extern for pass_merge_phi;
3620 2005-01-20 Richard Henderson <rth@redhat.com>
3623 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3624 (_mm_castps_pd, _mm_castps_si128): New.
3625 (_mm_castsi128_ps, _mm_castsi128_pd): New.
3627 2005-01-20 Richard Henderson <rth@redhat.com>
3630 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3631 __builtin_ia32_vec_init_v2si.
3632 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3633 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3634 (ix86_init_mmx_sse_builtins): Create it.
3635 (ix86_expand_builtin): Expand it.
3636 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3637 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3638 (vec_extractv2si_0, vec_extractv2si_1): New.
3640 2005-01-20 Richard Henderson <rth@redhat.com>
3643 * config/i386/i386.c (ix86_expand_push): New.
3644 * config/i386/mmx.md (push<MMXMODE>1): New.
3645 * config/i386/sse.md (push<SSEMODE>1): New.
3646 * config/i386/i386-protos.h: Update.
3648 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
3650 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3653 2005-01-20 Richard Henderson <rth@redhat.com>
3655 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3656 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3658 2005-01-19 Richard Henderson <rth@redhat.com>
3661 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3662 to V4SFmode in SSE1 fallback load path.
3664 2005-01-19 Richard Henderson <rth@redhat.com>
3666 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3667 in QImode expansion to ix86_expand_vector_set.
3668 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3670 2005-01-19 Richard Henderson <rth@redhat.com>
3673 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3674 subclass of the input class.
3675 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3676 Always true for cross-SSE1 classes. Rationalize conditionals.
3677 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3678 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
3679 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
3680 (movdi_2): Add MMX/SSE zeros.
3681 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
3682 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3683 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3684 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3685 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3686 (zero_extendsidi2_rex64_1): Remove.
3687 (MOV0 peephole): Check GENERAL_REG_P.
3689 2005-01-19 Richard Henderson <rth@redhat.com>
3692 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3694 (ix86_expand_vector_extract): Likewise.
3696 2005-01-19 Richard Henderson <rth@redhat.com>
3699 * expr.c (emit_move_change_mode): New argument force; use
3700 simplify_gen_subreg if true.
3701 (emit_move_via_alt_mode): Merge into ...
3702 (emit_move_via_integer): ... here.
3703 (emit_move_ccmode): Use emit_move_change_mode directly.
3705 2005-01-19 Richard Henderson <rth@redhat.com>
3708 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3709 (alpha_preferred_reload_class): Handle CONST_VECTOR.
3710 (alpha_emit_set_const_1): Add no_output parameter; don't emit
3712 (alpha_emit_set_const): Likewise. Make static.
3713 (alpha_emit_set_long_const): Make static.
3714 (alpha_extract_integer): Split out from alpha_expand_mov.
3715 (alpha_split_const_mov): Likewise.
3716 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
3717 (alpha_legitimate_constant_p): New.
3718 * config/alpha/alpha-protos.h: Update.
3719 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3720 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3721 * config/alpha/alpha.md (movsi): Add n alternative.
3722 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3723 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3724 (splitters for all of the above): Use alpha_split_const_mov.
3725 * config/alpha/predicates.md (non_add_const_operand): New.
3726 (non_zero_const_operand): New.
3727 (input_operand): Use alpha_legitimate_constant_p after reload.
3729 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3731 PR tree-optimization/19038
3732 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3733 (add_candidate): Add ivs with increment in latch only if
3734 allow_ip_end_pos_p is true.
3735 (determine_iv_cost): Use empty_block_p.
3737 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3739 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3740 (compute_dominance_frontiers): Ditto.
3742 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3745 * config/sh/t-rtems: New.
3746 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3748 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3750 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3751 the offset of the selected field.
3753 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3755 * tree-cfg.c (remove_forwarder_block): Fix the check to
3756 prevent a nonlocal label from appearing in the middle of a
3759 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3761 PR rtl-optimization/19462
3762 * reorg.c (find_end_label): Create return insn only if
3763 current_function_epilogue_delay_list is empty.
3765 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3767 * doc/passes.texi: Remove paragraph mentioning new-ra.
3769 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3771 PR rtl-optimization/15139
3772 * combine.c: Include params.h.
3773 (count_rtxs): New function.
3774 (record_value_for_reg): If replace_rtx would replace at least
3775 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3776 (clobber (const_int 0)) instead of TEM.
3777 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3778 * params.h (MAX_LAST_VALUE_RTL): New.
3779 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3780 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3783 * c-typeck.c (digest_init): Only call build_vector if all constructor
3784 elements are *_CST nodes.
3785 * gimplify.c (gimplify_init_constructor): Likewise.
3788 * c-typeck.c (digest_init): Only call build_vector if inside_init
3791 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3793 * toplev.c (init_asm_output): Remove dead #ifdef.
3795 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3797 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3799 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3801 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3802 accessing DECL_FUNCTION_CODE.
3803 * dojump.c (do_jump): Likewise.
3804 * gimplify.c (gimplify_call_expr): Likewise.
3805 * predict.c (expr_expected_value): Likewise.
3806 (strip_builtin_expect): Likewise.
3807 * tree-inline.c (estimate_num_insns_1): Likewise.
3808 * tree-ssa-loop-im.c (stmt_cost): Likewise
3809 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3810 (tree_expr_nonnegative_p): Likewise.
3812 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3814 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3815 variant of the load_pcrel_sym pattern.
3816 * config/sparc/sparc.md (P macro): Move to the top.
3817 (load_pcrel_sym): Macroize using P.
3818 (save_register_window): Likewise.
3820 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3822 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3825 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3828 * c-typeck.c (build_asm_expr): Strip nops off
3829 input memory operands.
3831 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3833 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3834 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3835 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3836 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3838 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3841 * config/i386/i386.c (override_options): If the 80387 is disabled,
3842 then do not return FP values using FP registers.
3844 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3846 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3847 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3848 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3849 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3850 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3851 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3852 output.h, postreload-gcse.c, postreload.c, recog.c,
3853 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3854 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3855 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3856 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3857 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3858 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3859 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3860 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3862 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3863 config/alpha/alpha.c, config/arm/vfp.md,
3864 config/i386/emmintrin.h, config/i386/i386-modes.def,
3865 config/i386/i386-protos.h, config/i386/i386.h,
3866 config/i386/pmmintrin.h, config/i386/ppro.md,
3867 config/i386/predicates.md, config/i386/xmmintrin.h,
3868 config/i860/i860.c, config/ia64/ia64-modes.def,
3869 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3870 config/ia64/ia64.md, config/ia64/itanium1.md,
3871 config/ia64/itanium2.md, config/ia64/predicates.md,
3872 config/iq2000/iq2000.h, config/mips/linux64.h,
3873 config/rs6000/aix41.h, config/rs6000/aix43.h,
3874 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3875 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3876 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3877 config/sparc/linux64.h, config/sparc/litecoff.h,
3878 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3879 config/sparc/sparc.h, config/sparc/sparc.md,
3880 config/sparc/sysv4-only.h: Update copyright.
3882 2005-01-18 Richard Henderson <rth@redhat.com>
3885 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3887 2005-01-18 Marc Espie <espie@openbsd.org>
3888 * config/i386/openbsdelf.h: Typo.
3890 2005-01-18 Richard Henderson <rth@redhat.com>
3892 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3893 special case for sse.
3894 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3896 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3898 * tree-inline.c (estimate_num_insns_1): Added cases for
3899 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3901 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3903 PR rtl-optimization/19296
3904 * combine.c (simplify_comparison): Rewrite the condition under
3905 which a non-paradoxical SUBREG of a PLUS can be lifted when
3906 compared against a constant.
3908 2005-01-18 Andi Kleen <ak@muc.de>
3910 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3911 * c.opt (-Wpointer-sign): Add.
3912 * doc/invoke.texi: (-Wpointer-sign): Add.
3914 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3916 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3917 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3918 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3919 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3920 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3921 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3922 for TARGET_MIX_SSE_I387.
3923 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3924 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3925 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3926 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3927 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3928 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3929 TARGET_MIX_SSE_I387.
3930 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3933 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3936 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3937 Add movaps alternative for xmm reg->reg move.
3939 2005-01-17 Jeff Law <law@redhat.com>
3941 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3942 at the end of the main DOM loop rather than just before DOM exits.
3944 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3946 PR tree-optimization/19121
3947 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3948 adding aliases to a name tag, also add them to the pointer's
3950 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3951 sensitive alias info at all. Only check that the two pointers
3952 have compatible pointed-to sets.
3953 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3954 a pointer's type tag is a superset of the alias set of the
3957 2005-01-17 James E Wilson <wilson@specifixinc.com>
3960 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3961 comment to document why.
3963 2005-01-17 Richard Henderson <rth@redhat.com>
3965 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3966 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3967 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3968 sse2_vmsminv2df3_finite): New.
3969 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3970 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3971 Force op1 into register.
3973 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3975 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3976 bubblestrap from always rebuilding build directory.
3978 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3980 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3981 ("*cmpmem_short"): Likewise.
3983 2005-01-17 Steven Bosscher <stevenb@suse.de>
3985 * basic-block.h: Document BB_* flags.
3986 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3987 use an sbitmap instead.
3988 * sched-rgn.c (compute_trg_info): Likewise.
3990 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3992 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3993 redundant target_cpu_default and extra_parts lines. Use the default
3995 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3996 (SUBTARGET_EXTRA_SPECS): Delete.
3997 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3998 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3999 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4000 and "n32" for -mabi=n32.
4002 2005-01-17 Ian Lance Taylor <ian@airs.com>
4005 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4006 fold constant variables into initial values.
4008 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4010 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4012 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4013 through the statements backward.
4015 2005-01-17 Ian Lance Taylor <ian@airs.com>
4017 PR middle-end/13127:
4018 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4019 a variable set to the return value of the inlined function.
4021 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4023 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4024 when modes are tieable.
4026 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4028 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4029 of pthread_create to find out if threads are enabled.
4030 * gthr-posix95.h (__gthread_active_p): Likewise.
4032 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4034 * common.opt (-fnew-ra): Remove.
4036 * toplev.h (flag_new_regalloc): Remove.
4037 * Makefile.in (ra*.*): Don't mention.
4038 * passes.c (rest_of_handle_new_regalloc): Remove.
4039 (rest_of_handle_combine, rest_of_compilation): Always consider
4040 flag_new_regalloc as false.
4041 * doc/invoke.texi: Don't document -fnew-ra.
4043 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4045 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4046 last parameter to reg_scan.
4047 * loop.c (loop_optimize): Likewise.
4048 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4049 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4050 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4051 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4052 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4053 * regclass.c (reg_scan): Likewise, for the declaration.
4054 * rtl.h (reg_scan): Likewise, for the prototype.
4056 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4058 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4059 mark_dfs_back_edges.
4061 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4063 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4064 (compute_avail): Uses don't go in tmp_gen.
4066 2005-01-16 Steven Bosscher <stevenb@suse.de>
4068 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4069 loop to look for a free slot in a page entry.
4071 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4074 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4075 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4076 just before targetm.asm_out.file_end.
4077 * tree.h (process_pending_assemble_output_defs): Declare.
4078 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4080 (assemble_alias): Defer generation of assembly code for defines when
4081 TARGET_DEFERRED_OUTPUT_DEFS is true.
4082 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4083 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4084 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4086 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4089 * pa.c (pa_scalar_mode_supported_p): New function.
4090 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4091 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4093 * pa-protos.h (prefetch_operand): Delete.
4094 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4095 * pa.c (prefetch_operand): Delete.
4096 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4097 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4098 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4099 and prefetch_nocc_operand.
4100 * pa.md (prefetch): Rework to avoid reload problems handling short
4101 displacements when a cache control completer needs to be provided.
4102 (prefetch_32, prefetch_64): Delete.
4103 (prefetch_cc, prefetch_nocc): New patterns.
4105 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4107 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4109 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4112 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4113 exceeds maximum alignment for global common data.
4114 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4115 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4117 2004-01-15 Roger Sayle <roger@eyesopen.com>
4119 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4121 2004-01-15 Roger Sayle <roger@eyesopen.com>
4123 * harg-reg-set.h (reg_class_names): Prototype global array.
4124 * regclass.c (reg_class_names): Declare here and initialize to
4126 (dump_regclass): Remove local declaration of reg_class_names.
4127 (regclass): Likewise.
4128 * cfg.c (dump_flow_info): Likewise.
4129 * ra-debug.c (reg_class_names): Likewise.
4130 * regrename.c (reg_class_names): Likewise.
4131 * reload.c (reg_class_names): Likewise.
4132 * reload1.c (spill_failure): Likewise.
4133 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4135 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4137 * config/s390/s390.md ("reload_outti"): Remove predicate for
4138 output operand. Abort if operand is not a MEM.
4139 ("reload_outdi", "reload_outdf"): Likewise.
4141 2005-01-15 Marc Espie <espie@openbsd.org>
4143 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4144 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4145 * config/openbsd.h: Fix C++ includes for native configurations.
4146 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4147 Add trampoline support.
4148 * config/i386/openbsdelf.h: New.
4150 2005-01-15 Marc Espie <espie@openbsd.org>
4152 * collect2.c (main): Explicitly parse -dynamic-linker option.
4154 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4156 PR tree-optimization/19060
4157 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4158 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4159 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4160 and handle extract_range_from_cond returning false.
4161 * fold-const.c (fold): Optimize comparisons with min/max even for
4162 width > HOST_BITS_PER_WIDE_INT.
4164 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4166 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4167 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4168 Remove little endian multilib variants.
4169 Add mips32 multilib variant.
4171 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4173 * explow.c (copy_all_reg, stabilize): Remove.
4174 * expr.h: Remove the corresponding prototypes.
4176 * rtlanal.c (regs_set_between_p): Remove.
4177 * rtl.h: Remove the corresponding prototype.
4179 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4181 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4182 to rs6000_nonimmediate_operand.
4183 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4184 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4185 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4186 rs6000_nonimmediate_operand.
4187 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4188 rs6000_nonimmediate_operand.
4190 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4192 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4194 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4196 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4198 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4199 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4201 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4202 (rs6k_nonimmediate_operand): New.
4203 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4205 (legitimate_lo_sum_address_p): Same.
4206 (rs6000_legitimize_address): Same.
4207 (rs6000_legitimize_reload_address): Same.
4208 (rs6000_legitimate_address): Same.
4209 (spe_build_register_parallel): Pass DF and DC modes in a DI
4212 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4213 to rs6k_nonimmediate_operand.
4215 * config/rs6000/spe.md ("*frob_df_di"): New.
4216 ("*frob_di_df"): New.
4217 ("*frob_di_df_2"): New.
4218 ("*mov_sidf_e500_subreg0"): New.
4219 ("*mov_sidf_e500_subreg4"): New.
4220 ("*movdf_e500_double"): Change predicate to
4221 rs6k_nonimmediate_operand.
4223 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4225 * postreload.c (move2add_note_store): Only call
4226 trunc_int_for_mode on scalar integers.
4228 2005-01-14 Steven Bosscher <stevenb@suse.de>
4230 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4231 replace BB_VISITED uses.
4232 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4233 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4234 (tree_dce_done): Free visited_control_parents.
4235 (perform_tree_ssa_dce): Allocate and clear it.
4236 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4237 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4238 instead of BB_VISITED.
4240 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4242 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4243 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4244 Remove unused prototypes.
4246 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4248 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4249 64-bit register usage.
4250 (spe_func_has_64bit_regs_p): Add FIXME note.
4252 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4254 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4255 flag_finite_math_only with flag_unsafe_math_optimizations.
4257 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4259 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4261 (__tpf_eh_return): Copy TPF private stack area from the module
4262 boundary stack frame. Add check for when module addresses are
4263 equal, but no stub address is found.
4265 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4268 * arm.h (struct machine_function): Add call_via field.
4269 (thumb_call_via_label): Declare.
4270 * arm.c (thumb_call_via_label): New variable.
4271 (thumb_call_reg_needed): New variable.
4272 (arm_output_function_epilogue): For Thumb code, output any per-function
4273 call-indirect trampolines.
4274 (thumb_call_via_reg): New function.
4275 (arm_file_end): New function.
4276 (TARGET_ASM_FILE_END): Call arm_file_end.
4277 (aof_file_end): Likewise.
4278 * arm-protos.h (thumb_call_via_reg): Declare.
4279 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4280 thumb_call_via_reg in normal case.
4282 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4285 PR rtl-optimization/19348
4286 * recog.c (peephole2_optimize): Do global life update if some peephole
4287 decides it doesn't need at least one of its inputs and that change
4288 influences liveness at the start of the basic block.
4290 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4291 arguments instead of 1.
4293 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4296 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4297 zero for nested functions needing a static chain or functions
4298 with a non-constant address.
4300 2005-01-13 Roger Sayle <roger@eyesopen.com>
4302 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4303 (and (sign_extend X) C) into (zero_extend (and X C)).
4305 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4307 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4309 2005-01-13 Richard Henderson <rth@redhat.com>
4314 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4315 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4316 not just TARGET_SSE.
4317 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4318 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4319 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4320 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4321 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4322 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4323 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4324 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4325 (movdicc_c_rex64): Rename with '*'.
4326 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4327 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4328 (movsfcc_1_387): Rename from movsfcc_1.
4329 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4330 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4331 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4332 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4333 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4334 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4335 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4336 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4337 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4338 sse_movdfcc_const0_4): Remove.
4339 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4340 recognize min/max early. Update for changed sse cmove patterns.
4341 (ix86_split_sse_movcc): New.
4342 * config/i386/i386-protos.h: Update.
4344 2005-01-13 Steven Bosscher <stevenb@suse.de>
4346 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4347 (fix_stmt_v_may_defs): Likewise.
4349 2005-01-13 Richard Henderson <rth@redhat.com>
4351 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4352 for converting the mask.
4354 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4356 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4359 2005-01-13 Richard Henderson <rth@redhat.com>
4361 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4362 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4363 IX86_BUILTIN_MOVDQ2Q): Remove.
4364 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4365 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4366 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4368 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4369 (sse2_pextrw): Fix immediate constraint.
4370 (sse2_loadq, sse2_loadq_rex64): Remove.
4371 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4372 Use __builtin_ia32_vec_ext_<size>.
4373 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4375 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4377 * function.c (assign_parm_setup_block): Look inside original
4378 entry_parm when inspecting PARALLEL.
4380 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4381 Joel Sherrill <joel@oarcorp.com>
4384 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
4385 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
4386 rtems_gxx_recursive_mutex_init.
4387 (__gthread_recursive_mutex_lock): New function.
4388 (__gthread_recursive_mutex_trylock): Likewise.
4389 (__gthread_recursive_mutex_unlock): Likewise.
4391 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
4393 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
4395 2005-01-13 Jan Beulich <jbeulich@novell.com>
4397 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
4398 (ashrti3_internal): Indicate output is early clobber. Generate result
4399 into output rather than first input. Use move for low word of output
4400 if shift count is exactly 64.
4401 (lshrti3_internal): Likewise.
4403 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
4407 * reload1.c (delete_output_reload): Don't delete an output reload
4408 if the pseudo lives longer than a single basic block. Adjust and
4409 improve wording of comment.
4411 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
4414 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
4415 of TYPE_SIZE where we mean the number of bytes.
4417 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
4419 * function.c (assign_parm_setup_block): Relax condition on
4420 multi-register optimization.
4422 2005-01-12 Nick Clifton <nickc@redhat.com>
4424 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
4425 an "in_delay_slot" attribute of "no" to prevent them being used in
4426 delay slots. This is forbidden because they might generate
4429 2005-01-12 Alan Modra <amodra@bigpond.net.au>
4432 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
4435 2005-01-12 Nick Clifton <nickc@redhat.com>
4437 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
4438 passed on to GAS) but do not define, as GAS no longer supports or
4439 needs the -m2000 option.
4441 2005-01-11 Roger Sayle <roger@eyesopen.com>
4443 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
4444 type as args of unprototyped builtins aren't automatically promoted.
4445 (fold_builtin_abs): Likewise.
4447 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4449 * Makefile.in: Set a `build-warn' variable.
4451 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4453 PR tree-optimization/17949
4454 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
4455 (find_interesting_uses_address): Use it.
4457 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
4459 * regrename.c (kill_value): Handle subreg's that won't simplify.
4461 2005-01-11 Richard Henderson <rth@redhat.com>
4464 * config/i386/i386.h (enum ix86_builtins): Move ...
4465 * config/i386/i386.c: ... here.
4466 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
4467 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
4468 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
4469 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
4470 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
4471 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
4472 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
4473 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
4474 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
4475 IX86_BUILTIN_LOADDDUP): Remove.
4476 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
4477 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
4478 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
4479 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
4480 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
4481 (ix86_init_builtins): Make static.
4482 (ix86_init_mmx_sse_builtins): Update for changed builtins.
4483 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
4484 if all the modes match. Otherwise, fake it.
4485 (get_element_number, ix86_expand_vec_init_builtin,
4486 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
4487 (ix86_expand_builtin): Make static. Update for changed builtins.
4488 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
4489 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
4490 (ix86_expand_vector_init_duplicate): New.
4491 (ix86_expand_vector_init_low_nonzero): New.
4492 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
4493 Split out from ix86_expand_vector_init; handle integer modes.
4494 (ix86_expand_vector_init): Use them.
4495 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
4496 * config/i386/i386-protos.h: Update.
4497 * config/i386/predicates.md (reg_or_0_operand): New.
4498 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
4499 (movv2sf_internal): Likewise. And a splitter to match them all.
4500 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
4501 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
4502 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
4503 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
4504 (mmx_pinsrw): Fix operand ordering.
4505 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
4506 rather than sse_loadss expander.
4507 (movv2df splitter): Similarly.
4508 (sse_loadss, sse_loadlss): Remove.
4509 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
4510 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
4511 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
4512 (sse3_movddup): Rename with '*'.
4513 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
4514 (sse2_loadsd): Remove.
4515 (vec_dupv2df_sse3): Rename from sse3_loadddup.
4516 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
4517 (sse2_pinsrw): Fix argument ordering.
4518 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
4519 (sse2_stored): Remove 'r' destination.
4520 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
4521 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
4522 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
4523 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
4524 vec_extractv16qi, vec_initv16qi): New.
4526 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
4527 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
4528 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
4530 (_mm_load_pd, _mm_store_pd): Use plain dereference.
4531 (_mm_load_si128, _mm_store_si128): Likewise.
4532 (_mm_load1_pd): Use _mm_set1_pd.
4533 (_mm_load_sd): Use _mm_set_sd.
4534 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
4535 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
4536 (_mm_set_epi64): Use _mm_set_epi64x.
4537 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
4538 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4539 _mm_setr_epi8): Use _mm_set_foo form.
4540 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
4541 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
4542 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
4543 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
4544 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
4545 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
4546 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
4547 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
4548 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
4549 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
4550 (_mm_movedup_pd): Use _mm_shuffle_pd.
4551 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
4552 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
4553 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
4554 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
4556 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
4557 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
4558 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
4559 (_mm_store_ps): Use raw dereference.
4560 (_mm_store1_ps): Use _mm_storeu_ps.
4561 (_mm_storer_ps): Use _mm_store_ps.
4562 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
4563 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
4565 2005-01-11 Stan Shebs <shebs@apple.com>
4567 * config/rs6000/rs6000.c (machopic_output_stub): Issue
4568 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
4570 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
4573 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
4574 Skip all DECLs except for FIELD_DECLs.
4576 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4578 * config/s390/s390.c (override_options): Return error if
4579 -mbackchain, -mpacked-stack and -mhard-float are used together.
4580 (s390_va_start): Remove the backchain && packed-stack special case.
4581 (s390_gimplify_va_arg): Likewise.
4582 * doc/invoke.texi: Remove the ABI incompatibility note.
4584 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
4586 * config/s390/s390.c (struct s390_frame_layout): Remove
4588 (s390_frame_info, s390_emit_prologue): Replace occurrences of
4589 save_backchain_p with TARGET_BACKCHAIN.
4591 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4594 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
4595 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
4596 * function.c (locate_and_pad_parm): Set new field.
4597 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
4598 Tweak where_pad test to include "none". Always set mem align for
4600 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
4601 not sufficient for type.
4602 (assign_parm_setup_block): If stack_parm is zero on entry, always
4603 make a new stack local. Block move old stack parm if necessary
4604 to new aligned stack local.
4605 (assign_parm_setup_stack): Use a block move to handle
4606 potentially misaligned entry_parm.
4607 (assign_parms_unsplit_complex): Specify required alignment when
4608 creating stack local.
4609 * calls.c (compute_argument_addresses): Override alignment of stack
4610 arg calculated from its type with the alignment given by
4611 FUNCTION_ARG_BOUNDARY.
4612 (store_one_arg): Likewise.
4614 2005-01-11 Jan Beulich <jbeulich@novell.com>
4616 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
4617 Change respective itanium_class attribute to ialu.
4618 (shladdp4_internal): New.
4619 * config/ia64/predicates.md (shladd_log2_operand): New.
4621 2005-01-11 Richard Henderson <rth@redhat.com>
4623 * expr.c (store_constructor): Use rtvec_alloc instead of
4624 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
4626 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
4628 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
4630 2005-01-11 Alan Modra <amodra@bigpond.net.au>
4632 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
4633 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
4634 (TARGET_RWRELOC): Define.
4635 (ia64_rwreloc_section_type_flags): Delete.
4636 (ia64_section_type_flags): New function.
4637 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
4638 (TARGET_RWRELOC): Define.
4640 2005-01-10 David Mosberger <davidm@hpl.hp.com>
4643 * config/ia64/ia64.c (process_set): For alloc insn, only call
4644 process_epilogue is !frame_pointer_needed.
4646 2005-01-10 Roger Sayle <roger@eyesopen.com>
4649 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
4650 unary operator and can't be treated as a binary/comparison operator.
4652 2005-01-10 Richard Henderson <rth@redhat.com>
4654 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
4655 (ix86_return_in_memory): Likewise.
4656 (function_arg_advance): Likewise. Mirror structure in function_arg
4657 for choosing register to advance.
4659 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
4661 * tree-vectorizer.c, tree.def: Fix comment typos.
4663 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
4665 * config/s390/s390.c (struct processor_costs): 4 new fields:
4666 ddbr, ddr, debr, der.
4667 (s390_rtx_costs): More precise handling of divide instructions.
4669 2005-01-10 David Edelsohn <edelsohn@gnu.org>
4671 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
4673 2005-01-10 Jan Beulich <jbeulich@novell.com>
4675 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
4676 names resulting from -ffunction-sections/-fdata-sections and linkonce
4678 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
4679 based on the section name. Rearrange the section name comparison logic
4680 slightly so that each section name is compared against at most once.
4682 2005-01-10 Ben Elliston <bje@au.ibm.com>
4684 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
4685 targets for which -fPIC reduces limitations on the GOT size.
4687 2005-01-09 Falk Hueffner <falk@debian.org>
4689 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
4692 2005-01-09 David Edelsohn <edelsohn@gnu.org>
4695 * collect2.c (main): Set aixrtl_flag for -brtl option.
4696 (resolve_lib_name): Search for .so file extension before .a
4699 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
4701 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
4702 (vect_analyze_data_refs_alignment): Add dump prints.
4704 2005-01-09 Ira Rosen <irar@il.ibm.com>
4706 * tree-vectorizer.c (vect_analyze_offset_expr): Use
4707 expr_invariant_in_loop_p.
4708 Initialize outputs first thing in the function.
4709 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
4710 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
4711 (vect_analyze_pointer_ref_access): Check that the initial condition of
4712 the access function is loop invariant.
4714 2005-01-09 Richard Henderson <rth@redhat.com>
4716 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
4717 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
4718 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4719 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4720 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4721 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4722 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4723 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4724 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4725 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4726 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4727 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4728 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4729 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4730 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4731 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4732 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4733 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4734 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4735 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4736 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4737 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4738 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4740 (mmx_clrdi, pavgusb): Remove.
4741 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4742 with leading sse_ prefix.
4743 * config/i386/sse.md: Receive them.
4744 * config/i386/mmx.md: New file.
4745 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4746 (subrv2sf3): Turn into expander for normal subtraction.
4747 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4748 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4749 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4750 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4751 commutative; use ix86_binary_operator_ok.
4752 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4753 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4754 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4755 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4756 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4757 Macroize from existing patterns; use ix86_binary_operator_ok.
4758 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4759 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4760 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4761 with vec_select+vec_concat.
4762 (mmx_pshufw, mmx_pshufw_1): Likewise.
4763 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4764 (mmx_uavgv4hi3): Model correctly.
4765 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4766 _mm_xor_si64): Remove casts.
4768 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4770 PR tree-optimization/19224
4771 * tree-scalar-evolution.c (get_instantiated_value,
4772 set_instantiated_value): New functions.
4773 (instantiate_parameters_1): Cache the results.
4774 (instantiate_parameters, resolve_mixers): Initialize and free
4777 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4779 * config/i386/i386.md (addhi_4): Correct reference in comment.
4782 2005-01-08 Richard Henderson <rth@redhat.com>
4784 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4785 (_mm_cvtsi128_si64x): Likewise.
4786 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4787 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4788 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4789 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4790 * config/i386/i386-protos.h: Update.
4791 * config/i386/i386.c (print_operand): Add 'H'.
4792 (ix86_fixup_binary_operands): Split out from ...
4793 (ix86_expand_binary_operator): ... here.
4794 (ix86_fixup_binary_operands_no_copy): New.
4795 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4796 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4797 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4798 (safe_vector_operand): Use CONST0_RTX.
4799 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4800 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4801 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4802 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4804 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4805 (IX86_BUILTIN_CMPNGESS): New.
4806 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4807 (attr type): Add sselog1.
4808 (attr unit, attr memory): Handle it.
4809 (movti, movti_internal, movti_rex64): Move near other integer moves.
4810 (movtf, movtf_internal): Move near other fp moves.
4811 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4812 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4813 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4814 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4815 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4816 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4817 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4818 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4819 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4820 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4821 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4822 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4823 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4824 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4825 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4826 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4827 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4828 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4829 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4830 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4831 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4832 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4833 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4834 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4835 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4836 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4837 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4838 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4839 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4840 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4841 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4842 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4843 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4844 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4845 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4846 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4847 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4848 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4849 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4850 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4851 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4852 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4853 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4854 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4856 (SSEPUSH, push<SSEPUSH>): Remove.
4857 (MMXPUSH, push<MMXPUSH>): Remove.
4858 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4859 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4860 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4861 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4862 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4863 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4864 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4865 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4866 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4867 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4868 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4869 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4870 (ppro_sse_log_V4SF): Handle sselog1.
4871 * config/i386/predicates.md (const_0_to_1_operand): New.
4872 (const_0_to_255_mul_8_operand): New.
4873 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4874 (const_2_to_3_operand, const_4_to_7_operand): New.
4875 * config/i386/sse.md: New file.
4876 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4877 (sse_movups): Rename from sse_movups_1.
4878 (sse_loadlss): Rename from sse_loadss_1.
4879 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4881 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4882 (absv4sf2, negv2df, absv2df): New.
4883 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4884 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4885 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4886 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4887 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4888 (sse3_addsubv4sf3): Model correctly.
4889 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4890 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4891 (sse_movhlps): Model with vec_select+vec_concat.
4892 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4893 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4894 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4895 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4896 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4897 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4898 sse2_pshufhw_1): Likewise.
4899 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4900 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4901 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4902 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4903 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4904 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4905 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4906 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4907 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4908 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4909 sminv8hi3): Mark commutative
4910 operands. Use ix86_binary_operator_ok.
4911 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4912 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4913 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4914 sse2_punpcklqdq): Allow operand2 in memory.
4915 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4916 sse2_movsd): Add memory alternatives.
4917 (sse_storelps): Turn expander into an insn; split after reload.
4918 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4919 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4921 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4923 * configure.ac (DWARF-2 debug_line): Use objdump.
4924 * configure: Regenerate.
4926 2005-01-08 Jeff Law <law@redhat.com>
4927 Diego Novillo <dnovillo@redhat.com>
4929 PR tree-optimization/18241
4930 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4931 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4932 statements with volatile operands.
4933 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4934 operands after marking a statement with has_volatile_ops.
4936 2005-01-08 Roger Sayle <roger@eyesopen.com>
4938 * tree.c (int_fits_type_p): Always honor integer constant
4939 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4941 2005-01-08 Roger Sayle <roger@eyesopen.com>
4943 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4944 the latent bug in rtl_delete_block has been resolved.
4946 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4948 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4949 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4951 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4953 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4954 library as @multilib_dir@/$(SHLIB_SONAME).
4956 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4958 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4959 * configure: Regenerate.
4961 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4963 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4966 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4969 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4970 Convert non-word aligned offset address using ld/std into
4973 2005-01-07 Richard Henderson <rth@redhat.com>
4975 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4977 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4979 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4981 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4983 PR tree-optimization/19283
4984 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4985 is not shorter than the original type.
4987 PR rtl-optimization/19012
4988 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4990 PR rtl-optimization/18861
4991 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4992 (FULL_STATE): Define.
4993 (mark_tablejump_edge): New function.
4994 (purge_dead_tablejump_edges): New function.
4995 (find_bb_boundaries): Use it.
4997 PR tree-optimization/18828
4998 * builtins.c (expand_builtin_next_arg): Remove argument and all
4999 the argument checking.
5000 (expand_builtin): Adjust caller.
5001 (expand_builtin_va_start): Likewise. Remove error for too many
5003 (fold_builtin_next_arg): Issue error for too many arguments.
5004 After checking arguments, replace them with magic arguments that
5005 prevent further checking of the args.
5007 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5009 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5011 2005-01-06 Roger Sayle <roger@eyesopen.com>
5014 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5015 and %{.S:...} (and their negative variants) to test whether the
5016 input file is assembler or pre-processed-assembler independent of
5017 the actual filename extension.
5019 2005-01-06 Roger Sayle <roger@eyesopen.com>
5021 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5022 of sign or zero extended values.
5024 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5026 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5027 for IBM long double format correctly.
5029 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5031 Fix PR tree-optimization/18792
5033 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5034 to first_loop_depth, and use loop depth instead of loop number.
5035 (build_classic_dir_vector): Ditto.
5036 (compute_data_dependences_for_loop): Use depth, not loop number.
5037 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5038 number. Pass in loops, instead of loop numbers.
5039 (gather_interchange_stats): Ditto.
5040 (linear_transform_loops): Ditto.
5042 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5045 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5046 biv_fits_mode_p, extension_within_bounds_p): New functions.
5047 (check_ext_dependent_givs): Use them.
5049 2005-01-06 Roger Sayle <roger@eyesopen.com>
5051 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5052 more than one barrier, in which case we should delete them all.
5054 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5056 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5058 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5060 Fix PR middle-end/19286
5062 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5063 output this subprogram, simply ignore this attempt to do it again.
5064 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5065 origin attribute if it's not possible.
5066 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5067 (decls_for_scope): Ditto.
5068 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5069 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5071 2005-01-05 Richard Henderson <rth@redhat.com>
5074 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5075 (bdesc_2arg): Use it.
5076 (ix86_expand_binop_builtin): Force operands into registers
5078 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5079 ix86_expand_sse_compare, ix86_expand_sse_comi,
5080 ix86_expand_builtin): Likewise.
5082 2005-01-05 Richard Henderson <rth@redhat.com>
5084 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5086 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5087 (mulv4hi3): Set itanium_class mmmul.
5088 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5089 (fpack): Rename from fpack_sfsf.
5091 2005-01-05 Richard Henderson <rth@redhat.com>
5094 * reload1.c (do_input_reload): Restrict the optimization deleteing
5095 a previous output reload to RELOAD_FOR_INPUT.
5097 2005-01-05 Steven Bosscher <stevenb@suse.de>
5099 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5100 comment that we fall through after case.
5101 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5102 (distribute_links): Likewise.
5103 * cse.c (cse_insn): Likewise.
5104 * cselib.c (cselib_invalidate_mem): Likewise.
5105 * df.c: Update comments at the top of the file.
5106 (read_modify_subreg_p): Update comments here too.
5107 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5108 * flow.c (mark_set_1): Likewise.
5109 (mark_used_regs): Likewise.
5110 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5111 (canon_list_insert): Likewise.
5112 (mark_set): Likewise.
5113 (try_replace_reg): Likewise.
5114 (store_killed_in_insn): Likewise.
5115 * loop.c (count_one_set): Likewise.
5116 (basic_induction_var): Likewise.
5117 * postreload-gcse.c (find_mem_conflicts): Likewise.
5118 * postreload.c (reload_combine_note_store): Likewise.
5119 (move2add_note_store): Likewise.
5120 * reload.c (find_equiv_reg): Likewise.
5121 (mark_referenced_resources): Likewise.
5122 * rtlanal.c (set_noop_p): Likewise.
5123 (note_stores): Likewise.
5124 (note_uses): Likewise.
5125 * sched-deps.c (sched_analyze_1): Likewise.
5126 * sched-rgn.c (check_live_1): Likewise.
5127 (update_live_1): Likewise.
5128 * config/i860/i860.c: Likewise.
5130 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5132 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5134 * doc/rtl.texi: Update documentation for bit-fields and SET.
5136 2005-01-05 Roger Sayle <roger@eyesopen.com>
5138 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5140 2005-01-05 Jan Hubicka <jh@suse.cz>
5141 Richard Henderson <rth@redhat.com>
5144 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5147 2005-01-05 Richard Henderson <rth@redhat.com>
5150 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5151 (sse_shufps): Change operand 3 to const_int_operand.
5152 (sse2_storelps): Fix typo in template.
5153 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5154 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5155 (ix86_expand_builtin): Likewise.
5157 2005-01-05 Julian Brown <julian@codesourcery.com>
5159 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5160 as aggregates for AAPCS ABIs.
5162 2005-01-05 Stan Shebs <shebs@apple.com>
5164 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5165 Mach-O getters if ppc64.
5166 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5168 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5169 signed four-byte field for global code case.
5170 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5172 2005-01-05 Roger Sayle <roger@eyesopen.com>
5175 * c-common.c: Include real.h.
5176 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5177 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5178 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5179 * Makefile.in (c-common.o): Update dependencies.
5181 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5183 * c-parse.in (asm_string): Add trailing semicolon.
5185 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5187 * c-parse.in (asm_string): New. Don't allow wide strings in
5189 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5190 asm_string instead of STRING.
5192 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5194 * c-typeck.c (constructor_no_implicit): Remove.
5195 (set_designator, process_init_element): Don't check
5196 constructor_no_implicit.
5198 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5199 Kaz Kojima <kkojima@gcc.gnu.org>
5202 * lcm.c (create_pre_exit): New.
5203 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5204 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5206 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5208 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5209 -msoft-float in target_float_switch.
5210 * arm.c (arm_override_options): Fix processing of target_float_switch.
5212 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5214 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5217 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5219 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5220 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5222 2005-01-04 Roger Sayle <roger@eyesopen.com>
5224 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5225 if deleting the then-block allows the test-block to fallthru to the
5228 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5231 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5232 after the full declaration if the are in two different TUs.
5234 2005-01-04 Richard Henderson <rth@redhat.com>
5237 * tree-sra.c (generate_one_element_init): Just
5238 call gimplify_and_add.
5239 (generate_element_init): Record the
5240 new referenced variables and mark them for renaming
5241 and split out to ...
5242 (generate_element_init_1): This.
5243 (scalarize_init): Don't call push_gimplify_context/
5244 pop_gimplify_context.
5246 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5248 * toplev.c (get_src_pwd): Handle failure of getpwd().
5250 2005-01-04 Roger Sayle <roger@eyesopen.com>
5252 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5254 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5255 all the cases handled by it are inverted by invert_truthvalue.
5257 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5259 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5260 (save_register_windowsi): Likewise.
5262 2005-01-04 Richard Henderson <rth@redhat.com>
5264 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5266 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5269 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5270 any simplifications of vector mode comparison operators.
5271 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5273 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5274 Devang Patel <dpatel@apple.com>
5276 PR tree-optimization/18308
5277 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5278 the operands before creating a new expression.
5279 * dojump.c (do_jump): Make drop_through_label available
5280 for all cases. Add expansion of COND_EXPR.
5282 2005-01-04 Ira Rosen <irar@il.ibm.com>
5284 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5285 INTEGER_CST instead of TREE_CONSTANT.
5286 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5287 instead of TREE_CONSTANT.
5288 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5289 instead of TREE_CONSTANT.
5291 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5293 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5295 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5298 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5299 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5301 2005-01-03 Richard Henderson <rth@redhat.com>
5303 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5304 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5305 fold_convert_const_real_from_real): Split out from ...
5306 (fold_convert_const): ... here.
5308 2005-01-03 Richard Henderson <rth@redhat.com>
5311 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5312 (mov<MMXMODEI>_internal): Likewise.
5313 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5314 Add V2SF case; use it for SSE1; don't use TI.
5315 (movdf_integer): Likewise.
5316 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5318 2005-01-03 Ira Rosen <irar@il.ibm.com>
5320 * tree-vectorizer.c (vect_strip_conversions): New function.
5321 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5322 check for binary class.
5324 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5328 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5330 * gimple-low.c (mark_blocks_with_used_vars): New function.
5331 (mark_blocks_with_used_subblocks): Ditto.
5332 (mark_used_blocks): Ditto.
5333 (pass_mark_used_blocks): New pass.
5334 * tree-inline.c: Include debug.h.
5335 (expand_call_inline): Call outlining_inline_function here.
5336 * tree-optimize.c (init_tree_optimization_passes): Add
5337 pass_mark_used_blocks.
5338 * tree-pass.h (pass_mark_used_blocks): New.
5339 * Makefile.in (tree-inline.o): Add debug.h dependency.
5341 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5343 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5344 VAR_DECLs to have weak_import attribute.
5346 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5349 2004-01-03 Steven Bosscher <stevenb@suse.de>
5351 * passes.c (rest_of_compilation): Don't run regmove if only
5352 flag_expensive_optimizations, require flag_regmove instead.
5354 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5356 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5358 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5359 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5360 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5361 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5363 2005-01-03 Richard Henderson <rth@redhat.com>
5365 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5366 (ia64_const_ok_for_letter_p): New.
5367 (ia64_const_double_ok_for_letter_p): New.
5368 (ia64_extra_constraint): New.
5369 (ia64_expand_vecint_compare): New.
5370 (ia64_expand_vcondu_v2si): New.
5371 (ia64_expand_vecint_cmov): New.
5372 (ia64_expand_vecint_minmax): New.
5373 (ia64_print_operand): Add 'v'.
5374 (ia64_preferred_reload_class): New.
5375 (ia64_vector_mode_supported_p): New.
5376 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5377 (PREFERRED_RELOAD_CLASS): Move to function.
5378 (CONST_OK_FOR_LETTER_P): Move to function.
5379 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
5380 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
5381 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
5382 (EXTRA_CONSTRAINT): Move to function.
5383 * config/ia64/ia64.md: Include vect.md.
5384 (itanium_class): Add mmalua.
5386 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
5388 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
5389 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
5391 (const_int_2bit_operand): New.
5392 (fr_reg_or_0_operand): New.
5393 * config/ia64/ia64-modes.def: Add vector modes.
5394 * config/ia64/ia64-protos.h: Update.
5395 * config/ia64/vect.md: New file.
5397 2005-01-03 Richard Henderson <rth@redhat.com>
5399 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
5401 2005-01-03 Uros Bizjak <uros@kss-loka.si>
5404 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
5406 (log1pdf2): Change mode of operands[0,1] to DFmode.
5408 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5410 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
5411 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
5412 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
5413 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
5414 SPARC_RELAXED_ORDERING.
5416 2005-01-03 Richard Henderson <rth@redhat.com>
5417 Uros Bizjak <uros@kss-loka.si>
5420 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
5421 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
5422 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
5424 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
5425 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
5426 const_pow2_1_to_128_operand): New predicates.
5428 2005-01-02 Greg McGary <greg@mcgary.org>
5430 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
5432 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
5433 object. [ptr_type]: Remove unused variable.
5434 Remember nearest addressable array-element or record-component
5435 when checking bitfield components. Tolerate empty BIND_EXPR.
5437 2005-01-01 Richard Henderson <rth@redhat.com>
5439 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
5440 that don't narrow the value. Fail for other conversions.
5442 2005-01-01 Richard Henderson <rth@redhat.com>
5445 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
5446 * c-lang.c (finish_file): Don't do it here.
5447 * objc/objc-act.c (objc_finish_file): Likewise.
5449 * cgraph.c (decl_assembler_name_equal): New.
5450 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
5451 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
5452 * cgraph.h (struct cgraph_varpool_node): Add next.
5453 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
5454 * varasm.c (assemble_alias): Mark the target as needed.
5456 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
5459 * function.c (get_arg_pointer_save_area): Use entry_of_function
5460 instead of get_insns.
5462 2005-01-01 Roger Sayle <roger@eyesopen.com>
5463 Andrew Pinski <pinskia@physics.uc.edu>
5464 James E. Wilson <wilson@specifixinc.com>
5466 PR rtl-optimization/12092
5467 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
5470 2005-01-01 Roger Sayle <roger@eyesopen.com>
5471 Olivier Hainque <hainque@act-europe.fr>
5473 * tree.c (int_fits_type_p): A narrower type always fits in a
5474 wider one, except for negative values into unsigned types.
5476 2005-01-01 Roger Sayle <roger@eyesopen.com>
5478 * tree.c (int_fits_type_p): Compare the result of force_fit_type
5479 with the original constant rather than require TREE_OVERFLOW.
5481 2005-01-01 Steven Bosscher <stevenb@suse.de>
5484 * c-decl.c (finish_function): If compiling C99, annotate the
5485 compiler generated return with the current file name and line 0.
5486 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
5487 the source line is greater than 0.
5488 (remove_bb): Likewise.
5490 See ChangeLog.12 for earlier changes.