bfin.h (enum bfin_builtins): New.
[gcc.git] / gcc / ChangeLog
1 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
2
3 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
4 everything larger than 8 bytes in memory.
5
6 * config/bfin/bfin.h (enum bfin_builtins): New.
7 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
8 New constants.
9 (csync, ssync): New insn patterns.
10 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
11 New functions.
12 (def_builtin): New macro.
13 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
14
15 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
16
17 * tree-data-ref.c (compute_estimated_nb_iterations,
18 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
19 analyze_subscript_affine_affine, find_data_references_in_loop):
20 Fixed to use chrec_contains_undetermined to test the values of
21 loop->estimated_nb_iterations.
22 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
23 Compute the estimation only when loop->estimated_nb_iterations
24 has not yet been initialized.
25 (convert_step_widening, scev_probably_wraps_p): Add a call to
26 estimate_numbers_of_iterations_loop.
27 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
28
29 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
30
31 PR debug/21946
32 * dwarf2out.c (add_loc_descr_op_piece): Move to the
33 DWARF2_DEBUGGING_INFO section.
34
35 2005-06-08 Richard Henderson <rth@redhat.com>
36
37 PR target/21721
38 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
39
40 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
41
42 PR target/21889
43 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
44 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
45 (TARGET_ASM_OUT): Add it.
46 * doc/tm.texi (Debugging Info): Document it.
47 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
48 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
49 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
50 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
51 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
52 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
53 (gen_inlined_tls_plt): Remove unused variable MEM.
54 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
55 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
56 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
57 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
58 unused.
59 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
60 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
61 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
62 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
63 unused.
64 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
65 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
66 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
67 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
68 unused.
69 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
70 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
71 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
72 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
73 unused.
74 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
75 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
76 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
77 (TARGET_GNU_TLS): Define to 1.
78 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
79 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
80 unused.
81 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
82 if TARGET_GNU_TLS only.
83 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
84
85 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
86 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
87
88 2005-06-07 Dale Johannesen <dalej@apple.com>
89
90 * config/i386/i386.md (movqi_1): Fix case where source
91 is memory and destination EDI.
92
93 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
94
95 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
96
97 2005-06-07 Eric Christopher <echristo@redhat.com>
98
99 * system.h: Poison EXTRA_CC_MODES.
100 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
101 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
102 * doc/md.texi (Jump Patterns): Replace reference to
103 EXTRA_CC_MODES with machine-modes.def.
104 * doc/rtl.texi (Machine Modes): Ditto.
105
106 2005-06-07 Richard Henderson <rth@redhat.com>
107
108 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
109 (assemble_start_function): Fix strcmp confusion.
110
111 2005-06-07 Uros Bizjak <uros@kss-loka.si>
112
113 * config/i386/i386.h (enum ix86_entity): New.
114 (enum ix86_stack_slot): New.
115 (OPTIMIZE_MODE_SWITCHING): Redefine to use
116 ix86_optimize_mode_switching[] array.
117 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
118 (MODE_NEEDED): Use ix86_mode_needed() function.
119 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
120 function.
121 (struct machine_function): Use optimize_mode_switching[] array.
122
123 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
124 (ix86_mode_needed): New function.
125 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
126 correct stack positions for stored control words.
127 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
128 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
129 SLOT_TEMP.
130 [IX86_BUILTIN_STMXCSR]: Same.
131
132 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
133 (emit_i387_cw_initialization): Change prototype.
134 (ix86_mode_needed): New prototype.
135
136 * config/i386/i386.md (i387_cw attribute): Change order of elements.
137 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
138 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
139 (*fist<mode>2_ceil_1): Change constant in call to
140 assign_386_stack_local to SLOT_TEMP.
141 (*fix_trunc<mode>_i387_1): Change constant in call to
142 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
143 Use new ix86_optimize_mode_switching[] array.
144 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
145 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
146 Use new ix86_optimize_mode_switching[] array.
147 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
148 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
149 Use new ix86_optimize_mode_switching[] array.
150 (frndintxf2_trunc): Change constants in call to
151 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
152 Use new ix86_optimize_mode_switching[] array.
153 (frndintxf2_mask_pm): Change constants in call to
154 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
155 Use new ix86_optimize_mode_switching[] array.
156
157 (define_peephole2): Change constant from 17 to FLAGS_REG;
158
159 2005-06-07 Richard Henderson <rth@redhat.com>
160
161 PR rtl-opt/21528
162 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
163
164 2005-06-07 Dale Johannesen <dalej@apple.com>
165
166 * tree-nested.c (finalize_nesting_tree_1): Disable
167 warn_padded around layout_type call.
168
169 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
170
171 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
172 before emiting it.
173
174 2005-06-07 Eric Christopher <echristo@redhat.com>
175
176 * config/mips/predicates.md: Revert previous patch.
177
178 2005-06-07 Jakub Jelinek <jakub@redhat.com>
179
180 PR middle-end/21850
181 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
182 from vector types.
183
184 2005-06-07 Diego Novillo <dnovillo@redhat.com>
185
186 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
187 (thread_stats): New local variable.
188 (redirect_edges): Increment count of threaded edges.
189 (thread_through_all_blocks): Initialize thread_stats.
190 Display number of threaded jumps if TDF_STATS is enabled.
191
192 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
193
194 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
195 the current bit index with no modulo.
196
197 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
198
199 PR 18403 and meta PR 21861.
200 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
201 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
202 (evolution_function_is_invariant_rec_p,
203 evolution_function_is_invariant_p): New.
204 (chrec_convert): Use an extra parameter AT_STMT for refining the
205 information that is passed down to convert_step. Integrate the
206 code that was in count_ev_in_wider_type.
207 * tree-chrec.h (count_ev_in_wider_type): Removed.
208 (chrec_convert): Modify its declaration.
209 (evolution_function_is_invariant_p): Declared.
210 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
211 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
212 (scev_probably_wraps_p): Declared.
213 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
214 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
215 Use an extra parameter AT_STMT for refining the information that is
216 passed down to convert_step.
217 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
218 analyze_scalar_evolution_1): Initialize AT_STMT with the current
219 analyzed statement.
220 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
221 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
222 can_count_iv_in_wider_type to use convert_step.
223 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
224 code that is independent of the loop over the known iteration
225 bounds to convert_step_widening, the rest is moved to
226 proved_non_wrapping_p.
227 (scev_probably_wraps_p): New.
228 (can_count_iv_in_wider_type): Renamed convert_step.
229 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
230 Use scev_probably_wraps_p for computing init_is_max.
231 (vrp_visit_assignment): Pass the current analyzed statement to
232 adjust_range_with_scev.
233 (execute_vrp): Call estimate_numbers_of_iterations for refining the
234 information provided by scev analyzer.
235
236 2005-06-07 Eric Christopher <echristo@redhat.com>
237
238 * config/mips/predicates.md (sleu_operand): Use
239 IN_RANGE to specify range of operand.
240
241 2005-06-07 Steven Bosscher <stevenb@suse.de>
242
243 PR tree-optimization/21847
244 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
245 -fnon-call-exceptions, also mark statements inherently
246 necessary if they may throw.
247
248 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
249
250 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
251 ("type"): Add "sem" to 'type' attribute.
252 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
253 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
254 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
255 "*sync_compare_and_swap_ccsi"): New patterns.
256 * config/s390/2064.md: ("z_sem"): New insn_reservation.
257 * config/s390/2084.md: ("x_sem"): New insn_reservation.
258 * config/s390/s390.c: (s390_compare_emitted): New global variable.
259 (s390_emit_compare): Do not emit comparison again after cas.
260 * config/s390/s390.h (s390_compare_emitted): Declare.
261
262 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
263
264 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
265 sbitmap_iter_cond, sbitmap_iter_next): New.
266 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
267 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
268 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
269 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
270
271 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
272
273 * tree-ssa-address.c: New file.
274 * Makefile.in (tree-ssa-address.o): Add.
275 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
276 INDIRECT_REFs. Handle TARGET_MEM_REFs.
277 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
278 * tree-flow.h (struct mem_address): New.
279 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
280 (create_mem_ref, addr_for_mem_ref, get_address_description,
281 maybe_fold_tmr, multiplier_allowed_in_address_p,
282 multiply_by_cost): Declare.
283 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
284 * tree-pretty-print.c (dump_generic_node): Ditto.
285 * tree-ssa-loop-im.c (for_each_index): Ditto.
286 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
287 find_interesting_uses_address): Ditto.
288 (rewrite_address_base, build_addr_strip_iref): Removed.
289 (struct affine_tree_combination): Moved to tree-flow.h.
290 (get_ref_tag, copy_ref_info): New functions.
291 (rewrite_use_address): Produce TARGET_MEM_REFs.
292 (tree_ssa_iv_optimize): Do not call update_ssa
293 and rewrite_into_loop_closed_ssa.
294 (tree_to_aff_combination): Use build_fold_addr_expr instead of
295 build_addr_strip_iref.
296 (unshare_aff_combination): New function.
297 (fold_affine_sum): Removed.
298 (get_computation_at): Use get_computation_aff. Unshare the result.
299 (get_computation_aff, multiplier_allowed_in_address_p): New function.
300 (multiply_by_cost): Exported.
301 (get_address_cost): Use multiplier_allowed_in_address_p.
302 * tree-ssa-operands.c (get_tmr_operands): New function.
303 (get_expr_operands): Handle TARGET_MEM_REFs.
304 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
305 (build): Handle 7 arguments.
306 (build7_stat): New function.
307 * tree.def (TARGET_MEM_DEF): New.
308 * tree.h (REF_ORIGINAL): Removed.
309 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
310 TMR_TAG, build7): New macros.
311 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
312 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
313 * doc/c-tree.texi: Document TARGET_MEM_REF.
314 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
315
316 2005-06-07 Jakub Jelinek <jakub@redhat.com>
317
318 PR debug/21946
319 * dwarf2out.c (add_loc_descr_op_piece): New function.
320 (multiple_reg_loc_descriptor, concat_loc_descriptor,
321 loc_descriptor): Use it.
322 * var-tracking.c: Include regs.h and expr.h.
323 (emit_note_insn_var_location): Skip over pieces where offset
324 is smaller than previous offset plus previous piece mode size.
325 Optimize adjacent hard registers or memory locations.
326 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
327
328 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
329
330 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
331 for COND_EXPR.
332 * gimplify.c (gimplify_cond_expr): No need to fix up the
333 type of COND_EXPRs.
334
335 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
336
337 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
338 comments.
339
340 2005-06-07 Geoffrey Keating <geoffk@apple.com>
341
342 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
343 'stwux' instructions that are considered to be stack decrements.
344
345 * rtlanal.c (subreg_offset_representable_p): Handle objects
346 with holes.
347
348 2005-06-06 Uros Bizjak <uros@kss-loka.si>
349
350 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
351 in call to pre_edge_lcm.
352
353 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
354
355 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
356 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
357 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
358 Likewise.
359 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
360 dwarf register number for SHmedia.
361 (shmedia_fallback_frame_state): New.
362 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
363
364 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
365
366 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
367
368 * c-lex.c (lex_string): Use XOBFINISH.
369 * collect2.c (extract_string, dump_file): Likewise.
370 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
371 * gcc.c (init_spec, build_search_list, convert_filename,
372 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
373 * genpreds.c (write_predicate_subfunction): Likewise.
374 * genflags.c (main): Likewise.
375 * read-rtl.c (mode_attr_index, apply_macro_to_string,
376 join_c_conditions, read_quoted_string, read_braced_string,
377 read_rtx_1): Likewise.
378 * stringpool.c (ggc_alloc_string): Likewise.
379 * tlink.c (obstack_fgets, recompile_files): Likewise.
380
381 2005-06-06 Jakub Jelinek <jakub@redhat.com>
382
383 * intl.h (G_): New macro.
384 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
385 instead of msgid for argument name.
386 * tree-ssa.c (warn_uninit): Likewise.
387 * c-parser.c (c_parser_error): Likewise.
388 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
389 * config/darwin-c.c (BAD): Likewise.
390 * config/c4x/c4x-c.c (BAD): Likewise.
391 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
392 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
393 * c-common.c (c_parse_error): Likewise.
394 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
395 warning0, pedwarn, error, sorry, fatal_error, internal_error):
396 Likewise.
397 (fnotice): Use cmsgid instead of msgid for argument name.
398 * gcov.c (fnotice): Likewise.
399 * protoize.c (notice): Likewise.
400 * final.c (output_operand_lossage): Likewise.
401 * gcc.c (fatal, notice): Likewise.
402 (error): Use gmsgid instead of msgid for argument name.
403 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
404 of msgid for argument name.
405 (error): Use gmsgid instead of msgid for argument name.
406 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
407 instead of N_().
408 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
409 * tree-inline.c (inline_forbidden_p_1): Likewise.
410 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
411 conventions for marking translations.
412 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
413
414 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
415 build2.
416
417 * fold-const.c (operand_equal_p): Don't return 1, if element
418 chains for 2 VECTOR_CSTs are not the same length.
419
420 PR regression/21897
421 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
422 not all VECTOR_CST elements are given.
423
424 * combine.c (try_combine): Use hard_regno_nregs array instead of
425 HARD_REGNO_NREGS macro.
426 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
427 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
428 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
429
430 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
431
432 * tree-ssa-reassoc.o: New.
433 (OBJS-common): Add tree-ssa-reassoc.o
434 * timevar.def: Add TV_TREE_REASSOC
435 * tree-optimize.c (pass_reassoc): Add call.
436 * tree-pass.h (pass_reassoc): Add.
437 * tree-ssa-reassoc.c: New file.
438
439 2005-06-06 Eric Christopher <echristo@redhat.com>
440
441 target/21927
442 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
443
444 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
445
446 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
447 HAVE_GAS_MAX_SKIP_P2ALIGN.
448 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
449
450 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
451
452 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
453 getopt.h dependency.
454 (mips-tdump.o): Likewise.
455
456 2005-06-06 Jan Hubicka <jh@suse.cz>
457
458 * predict.c (tree_predict_edge): Don't drop useless predictions;
459 check that it is not called too late in the game.
460 (gate_estimate_probability): New gate.
461 (pass_profile): Gate.
462 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
463 predictions; update CFG instead.
464 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
465
466 2005-06-06 Jie Zhang <jie.zhang@analog.com>
467
468 * config.gcc (bfin*-uclinux*): New.
469 * config/bfin/uclinux.h: New file.
470
471 2005-06-06 Ben Elliston <bje@au.ibm.com>
472
473 * doc/md.texi (Insn Splitting): Fix some wording.
474
475 2005-06-05 David Edelsohn <edelsohn@gnu.org>
476
477 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
478 (rs6000_emit_swdivdf): New function.
479 * config/rs6000/rs6000.md (fres): New pattern.
480 (divsf3): Add approximation through rs6000_emit_swdivsf.
481 (fred): New pattern.
482 (divdf3): Add approximation through rs6000_emit_swdivdf.
483 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
484 (rs6000_emit_swdivdf): Declare.
485 * config/rs6000/rs6000.opt (mswdiv): New option.
486 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
487
488 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
489
490 PR tree-optimization/21846
491 * tree-cfg.c (replace_uses_by): Update information stored at loops.
492 * tree-flow.h (substitute_in_loop_info): Declare.
493 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
494 Ensure that chrec_dont_know and chrec_known have a type.
495 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
496
497 2005-06-05 Steven Bosscher <stevenb@suse.de>
498
499 * config/i386/i386.c (x86_use_loop): Remove.
500 * config/i386/i386.h (x86_use_loop): Remove extern decl.
501 (TARGET_USE_LOOP): Remove.
502 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
503 Also remove related define_splits.
504
505 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
506
507 * tree-flow.h (stmt_ann_d): Move aux to ...
508 (tree_ann_common_d): ... here.
509 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
510 move_computations_stmt, schedule_sm): Update references to
511 aux.
512 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
513 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
514 call to set_stmt_info.
515 (vect_transform_loop): Likewise.
516 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
517 Likewise.
518
519 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
520 bool.
521 (vect_mark_relevant): Takes two additional arguments - live_p and
522 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
523 (vect_stmt_relevant_p): Differentiate between a live stmt and a
524 relevant stmt. Return two values = live_p and relevant_p.
525 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
526 vect_stmt_relevant_p with additional arguments. Phis are no longer
527 put into the worklist (analyzed seperately in analyze_scalar_cycles).
528 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
529 stmt that is marked as irrelevant and live, cause it's only used out
530 side the loop, may need to be vectorized (e.g. reduction).
531 (vect_analyze_operations): Examine phis. Call
532 vectorizable_live_operation for for LIVE_P stmts. Check if
533 need_to_vectorize.
534 (vect_analyze_scalar_cycles): Update documentation. Don't fail
535 vectorization - just classify the scalar cycles created by the loop
536 phis. Call vect_is_simple_reduction.
537 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
538 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
539 call to set_stmt_info.
540 (vect_get_vec_def_for_operand): Code reorganized - the code that
541 classifies the type of use was factored out to vect_is_simple_use.
542 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
543 additional arguments.
544 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
545 and computes a loop_vec_def.
546 (vectorizable_operation, vectorizable_load, vectorizable_condition):
547 Likewise.
548 (vectorizable_live_operation): New.
549 (vect_transform_stmt): Handle LIVE_P stmts.
550 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
551 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
552 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
553 (vect_is_simple_use): Determine the type of the def and return it
554 in a new function argument. Consider vect_reduction_def and
555 vect_induction_def, but for now these are not supported.
556 (vect_is_simple_reduction): New. Empty for now.
557 * tree-vectorizer.h (vect_def_type): New enum type.
558 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
559 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
560 (vect_is_simple_use): New arguments added to function declaration.
561 (vect_is_simple_reduction): New function declaration.
562 (vectorizable_live_operation): New function declaration.
563
564 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
565 (vect_can_advance_ivs_p): Likewise.
566 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
567
568 2005-06-05 Eric Christopher <echristo@redhat.com>
569
570 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
571
572 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
573
574 PR target/21914
575 * config/mmix/mmix.md ("*movdicc_real_foldable")
576 ("*movdfcc_real_foldable", "*bCC_foldable")
577 ("*bCC_inverted_foldable"): Specify DImode for register being
578 compared.
579
580 2005-06-04 Roger Sayle <roger@eyesopen.com>
581
582 * reg-stack.c (struct block_info_def): Correct grammar typo.
583 (compensate_edge): Clean-up. Perform as little work as possible
584 when src and dest stacks match. Avoid modifying block_info.
585 Reorder and simplify assertion checks. Avoid unnecessary copying
586 of regstack structure.
587 (convert_regs_1): Set the done flag here...
588 (convert_regs_2): ... instead of here.
589
590 2005-06-04 Dale Johannesen <dalej@apple.com>
591
592 * config/rs6000/rs6000.c (no_global_regs_above): New.
593 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
594 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
595 (rs6000_conditional_register_usage): Don't put Darwin PIC
596 register in global_regs.
597 (rs6000_stack_info): Don't set lr_save_p just because Darwin
598 PIC reg used.
599 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
600 if not done by lr_save_p.
601 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
602 Use rotate instead of ashift.
603 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
604 (call_value_indirect_nonlocal_sysv): Ditto.
605
606 2005-06-04 Jan Hubicka <jh@suse.cz>
607
608 * cgraphunit.c (cgraph_reset_node): Break out from ...
609 (cgraph_finalize_function): ... here.
610 (cgraph_finalize_compilation_unit): Reset nodes where backend
611 removed the body.
612
613 2005-06-04 Richard Henderson <rth@redhat.com>
614
615 PR target/21888
616 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
617 until we've passed initial ldgp.
618
619 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
620
621 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
622 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
623 * expr.c (expand_var): Ditto.
624 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
625 * gimplify.c (gimplify_decl_expr): Ditto.
626 (gimplify_expr): Ditto.
627 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
628 * tree.c (value_expr_for_decl): New.
629 (print_value_expr_statistics): New.
630 (init_ttree): Init value_expr_for_decl.
631 (decl_value_expr_lookup): New.
632 (decl_value_expr_insert): Ditto.
633 (copy_node_stat): Copy DECL_VALUE_EXPR status.
634 * tree.h (DECL_VALUE_EXPR): Use hashtable.
635 (SET_DECL_VALUE_EXPR): New.
636 (DECL_HAS_VALUE_EXPR_P): New.
637
638 2005-06-04 Steven Bosscher <stevenb@suse.de>
639
640 * lcm.c: Move all mode-switching related functions from here...
641 * mode-switching.c: ...to this new file.
642 * doc/passes.texi: Update accordingly.
643
644 * basic-block.h (label_value_list): Remove extern decl.
645 * cfgrtl.c (label_value_list): Remove.
646 (can_delete_label_p): Don't look at it.
647 * cfgcleanup.c (cleanup_cfg): Don't free it.
648
649 * common.opt: Don't refer to non-existing flag_alias_check.
650
651 2005-06-04 David Edelsohn <edelsohn@gnu.org>
652
653 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
654
655 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
656
657 * function.c (prologue, epilogue, sibcall_epilogue): Change
658 their types to VEC(int,heap)*.
659 (free_after_compilation): Free the three vectors above.
660 (init_function_for_compilation, record_insns, contains,
661 prologue_epilogue_contains, sibcall_epilogue_contains,
662 reposition_prologue_and_epilogue_notes): Use VEC instead of
663 VARRAY. (init_function_once): Remove.
664 * function.h: Remove the prototype for init_function_once.
665 * toplev.c (backend_init): Don't call init_function_once.
666
667 2005-06-04 Jan Hubicka <jh@suse.cz>
668
669 * predict.c (tree_predict_edge): Do not predict entry edge and
670 single succestor edge.
671
672 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
673
674 PR c/21873
675 * c-typeck.c (push_init_level): Don't pop levels without braces if
676 implicit == 1.
677
678 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
679
680 * tree-data-ref.c (compute_self_dependence): New function.
681 (compute_all_dependences): Use it.
682
683 2005-06-03 Geoffrey Keating <geoffk@apple.com>
684
685 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
686 (c_parser_expr_list): Don't use chainon().
687
688 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
689 when -isysroot passed.
690
691 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
692
693 PR c/21879
694 * c-decl.c (start_function): Restore label_context_stack_se and
695 label_context_stack_vm if returning with an error.
696
697 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
698
699 * configure.ac: Check declaration for asprintf, needed by
700 libiberty.h.
701 * configure: Regenerate.
702 * config.in: Likewise.
703
704 2005-06-03 Diego Novillo <dnovillo@redhat.com>
705
706 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
707 allocate info array.
708 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
709 range to varying in cast expressions that change
710 TYPE_PRECISION.
711
712 2005-06-03 Eric Christopher <echristo@redhat.com>
713
714 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
715 divide-traps.
716
717 2005-06-03 Jan Hubicka <jh@suse.cz>
718
719 * basic-block.h (remove_predictions_associated_with_edge): Declare.
720 * cfg.c (remove_edge): Use it.
721 * predict.c (remove_predictions_associated_with_edge): New function.
722
723 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
724
725 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
726 Clear call_realy_used_regs[r2] when ABI_AIX.
727
728 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
729
730 PR middle-end/21858
731 * fold-const.c (fold_binary): Fix type mismatches in folding
732 of comparisons.
733
734 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
735
736 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
737 typos.
738
739 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
740
741 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
742
743 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
744
745 * reload1.c (reload): Revert my previous patch.
746
747 2005-06-03 Nick Clifton <nickc@redhat.com>
748
749 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
750 assembler.
751
752 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
753
754 PR tree-optimization/21849
755 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
756
757 2005-06-02 Richard Henderson <rth@redhat.com>
758
759 * Makefile.in (tree-vect-generic.o): New.
760 (OBJS-common, GTFILES, s-gtype): Add it.
761 * tree-complex.c (build_replicated_const, vector_inner_type,
762 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
763 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
764 do_negate, expand_vector_piecewise, expand_vector_parallel,
765 expand_vector_addition, expand_vector_operation,
766 type_for_widest_vector_mode, expand_vector_operations_1,
767 gate_expand_vector_operations, expand_vector_operations,
768 pass_lower_vector_ssa): Move to tree-vect-generic.c.
769 (tree_lower_complex): Rename from tree_lower_operations.
770 (pass_lower_complex): Rename from pass_pre_expand.
771 * tree-vect-generic.c: New file.
772 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
773 (pass_lower_vector): New.
774 * tree-optimize.c (init_tree_optimization_passes): Update to match.
775
776 2005-06-02 Richard Henderson <rth@redhat.com>
777
778 * modulo-sched.c (doloop_register_get): Protect against
779 doloop_end not defined.
780
781 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
782
783 * config/sh/sh.c (general_movsrc_operand,
784 general_movdst_operand, arith_reg_operand, arith_reg_dest,
785 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
786 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
787 xor_operand, cmp_operand, logical_operand, and_operand,
788 fpscr_operand, fpul_operand, symbol_ref_operand,
789 commutative_float_operator, noncommutative_float_operator,
790 unary_float_operator, binary_float_operator,
791 binary_logical_operator, equality_comparison_operator,
792 greater_comparison_operator, less_comparison_operator,
793 shift_operator, logical_operator, target_reg_operand,
794 target_operand, mextr_bit_offset, extend_reg_operand,
795 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
796 general_extend_operand, ua_address_operand,
797 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
798 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
799 shift_count_reg_operand, shift_count_operand,
800 unaligned_load_operand): Move to ...
801 * config/sh/predicates.md: ... here.
802 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
803 Remove.
804
805 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
806
807 * tree.c (build_common_builtin_nodes): Fix the return type on
808 __builtin_memcmp.
809
810 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
811
812 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
813 (find_interesting_uses_address): Use build_fold_addr_expr instead.
814 (strip_offset_1): Likewise.
815 (tree_to_aff_combination): Likewise.
816
817 2005-06-02 DJ Delorie <dj@redhat.com>
818
819 * convert.c (convert_to_pointer): Avoid recursion if no conversion
820 is needed.
821
822 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
823
824 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
825 binary operations with the correct types.
826 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
827 for all computation.
828
829 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
830
831 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
832 config/rs6000/rs6000.md: Fix comment typos. Follow splling
833 conventions.
834 * doc/install.texi: Fix a typo.
835
836 2005-06-02 Jan Hubicka <jh@suse.cz>
837
838 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
839 inline functions are not local.
840
841 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
842
843 * gimplify.c (gimplify_ctx): Change the type of case_labels to
844 VEC from VARRAY.
845 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
846 of case_labels.
847
848 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
849
850 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
851 with correct type.
852
853 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
854
855 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
856 execute templates.
857 (s390_dump_pool): Likewise.
858 (s390_mainpool_start, s390_mainpool_finish): Likewise.
859 (s390_chunkify_start): Likewise.
860 (s390_dump_execute): Remove.
861 (s390_reorg): Handle out-of-pool execute templates.
862
863 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
864
865 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
866 unconditional jump.
867
868 2005-06-02 Jan Hubicka <jh@suse.cz>
869
870 * cgraph.c (cgraph_node): Maintain master clones.
871 (cgraph_remove_node): Likewise.
872 (availability_names): New static variable.
873 (dump_cgraph_node): Dump availability.
874 (dump_cgraph_varpool_node): Likewise.
875 (cgraph_is_master_clone, cgraph_master_clone,
876 cgraph_function_body_availability,
877 cgraph_variable_initializer_availability): New functions.
878 * cgraph.h (availability): New enum.
879 (struct cgraph_node): Add master_clone.
880 (cgraph_is_master_clone, cgraph_master_clone,
881 cgraph_function_body_availability,
882 cgraph_variable_initializer_availability): Declare.
883 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
884 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
885 * ipa-inline.c (cgraph_decide_inlining): Do not call
886 cgraph_remove_unreachable_nodes.
887
888 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
889 previous patch.
890
891 2005-06-02 Diego Novillo <dnovillo@redhat.com>
892
893 PR 21582
894 * tree-vrp.c (nonnull_arg_p): New.
895 (get_value_range): Call it.
896
897 2005-06-02 Eric Christopher <echristo@redhat.com>
898
899 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
900 add PROCESSOR_MAX.
901 (mips_rtx_cost_data): New datatype.
902 (MEMORY_MOVE_COST): Use data from structure.
903 (BRANCH_COST): Ditto.
904 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
905 * config/mips/mips.md (cpu): Rework for processor_type changes.
906 * config/mips/mips.c (mips_cost): New variable.
907 (DEFAULT_COSTS): Define.
908 (mips_rtx_cost_data): New.
909 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
910 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
911 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
912 (override_options): Set cost data.
913 (mips_register_move_cost): Formatting changes.
914 (bdesc_arrays): Use PROCESSOR_MAX.
915 (mips_init_builtins): Ditto.
916
917 2005-06-02 Diego Novillo <dnovillo@redhat.com>
918
919 PR 21765
920 * doc/invoke.texi: Document -ftree-vrp.
921
922 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
923
924 PR tree-optimization/21734
925 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
926 phi_result when current_def is not available.
927 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
928 available.
929
930 2005-06-02 David Edelsohn <edelsohn@gnu.org>
931
932 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
933 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
934
935 2005-06-02 Diego Novillo <dnovillo@redhat.com>
936
937 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
938
939 2005-06-02 Jan Hubicka <jh@suse.cz>
940
941 * cgraph.c (dump_cgraph_node): Print new flags.
942 (dump_cgraph_varpool_node): Likewise.
943 (decide_variable_is_needed): Initialize externally_visible flag.
944 * cgraph.h (cgraph_local_info): Add externally_visible flag.
945 (cgraph_varpool_node): Likewise.
946 (cgraph_function_flags_ready): Declare.
947 * cgraph.c (cgraph_mark_local_functions): Rename to ...
948 (cgraph_function_and_variable_visibility) ... this one; handle
949 externally_visible flags.
950 (decide_is_function_needed): Set externally_visible flag.
951 (cgraph_finalize_function): Deal properly with early cleanups.
952 (cgraph_optimize): Update call of
953 cgraph_function_and_variable_visibility.
954
955 2005-06-02 Steven Bosscher <stevenb@suse.de>
956 Mostafa Hagog <mustafa@il.ibm.com>
957
958 * cfgloop.h (doloop_condition_get): Make external.
959 * loop-doloop.c (doloop_condition_get): Generalize to make it
960 usable in modulo-sched.c.
961 * modulo-sched.c (doloop_register_get): Use
962 doloop_condition_get instead of duplicating it.
963
964 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
965
966 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
967 the correct set of init_insns that need deletion.
968 * local-alloc.c (update_equiv_regs): When substituting sole definition
969 into sole use of a reg, delete it from liveness information.
970
971 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
972
973 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
974
975 2005-06-01 Diego Novillo <dnovillo@redhat.com>
976
977 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
978 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
979 * fold-const.c (invert_tree_comparison): Make extern.
980 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
981 (struct value_range_def): Limewise.
982 (get_value_range): Remove.
983 (dump_value_range): Remove.
984 (dump_all_value_ranges): Remove.
985 (debug_all_value_ranges): Remove.
986 (vrp_evaluate_conditional): Declare.
987 * tree-ssa-propagate.c (struct prop_stats_d): Add field
988 num_pred_folded.
989 (substitute_and_fold): Add argument use_ranges_p.
990 Update all callers.
991 If use_ranges_p is true, call fold_predicate_in to fold
992 predicates using range information.
993 Ignore ASSERT_EXPRs.
994 Change debugging output to only show statements that have been
995 folded.
996 (replace_phi_args_in): Move debugging output code from
997 substitute and fold.
998 (fold_predicate_in): New local function.
999 * tree-ssa-propagate.h (enum value_range_type): Move from
1000 tree-flow.h.
1001 (struct value_range_d): Likewise.
1002 Add field 'equiv'.
1003 (value_range_t): Rename from value_range.
1004 * tree-vrp.c (found_in_subgraph): Rename from found.
1005 (get_opposite_operand): Remove.
1006 (struct assert_locus_d): Declare.
1007 (assert_locus_t): Declare.
1008 (need_assert_for): Declare.
1009 (asserts_for): Declare.
1010 (blocks_visited): Declare.
1011 (vr_value): Declare.
1012 (set_value_range): Add argument 'equiv'.
1013 Don't drop to VARYING ranges that cover all values in the
1014 type.
1015 Make deep copy of equivalence set 'equiv'.
1016 (copy_value_range): New local function.
1017 (set_value_range_to_undefined): New local function.
1018 (compare_values): Return -2 if either value has overflowed.
1019 (range_includes_zero_p): New local function.
1020 (extract_range_from_assert): Flip the predicate code if the
1021 name being asserted is on the RHS of the predicate.
1022 Avoid creating unnecessary symbolic ranges if the comparison
1023 includes another name with a known numeric range.
1024 Update the equivalnce set of the new range when asserting
1025 EQ_EXPR predicates.
1026 (extract_range_from_ssa_name): Update the equivalence set of
1027 the new range with VAR.
1028 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1029 If -fwrapv is used, set the resulting range to VARYING if the
1030 operation overflows. Otherwise, use TYPE_MIN_VALUE and
1031 TYPE_MAX_VALUE to represent -INF and +INF.
1032 Fix handling of *_DIV_EXPR.
1033 (extract_range_from_unary_expr): Handle MINUS_EXPR and
1034 ABS_EXPR properly by switching the range around if necessary.
1035 (extract_range_from_comparison): New local function.
1036 (extract_range_from_expr): Call it.
1037 (adjust_range_with_scev): Do not adjust the range if using
1038 wrapping arithmetic (-fwrapv).
1039 (dump_value_range): Also show equivalence set.
1040 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1041 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1042 (infer_value_range): Change return value to bool.
1043 Add arguments 'comp_code_p' and 'val_p'.
1044 Do not attempt to infer ranges from statements that may throw.
1045 Store the comparison code in comp_code_p.
1046 Store the other operand to be used in the predicate in val_p.
1047 (dump_asserts_for): New.
1048 (debug_asserts_for): New.
1049 (dump_all_asserts): New.
1050 (debug_all_asserts): New.
1051 (register_new_assert_for): New.
1052 (register_edge_assert_for): New.
1053 (find_conditional_asserts): New.
1054 (find_assert_locations): New.
1055 (process_assert_insertions_for): New.
1056 (process_assert_insertions): New.
1057 (insert_range_assertions): Initialize found_in_subgraph,
1058 blocks_visited, need_assert_for and asserts_for.
1059 Call find_assert_locations and process_assert_insertions.
1060 (remove_range_assertions): Add more documentation.
1061 (vrp_initialize): Change return type to void.
1062 Do not try to guess if running VRP is worth it.
1063 (compare_name_with_value): New.
1064 (compare_names): New.
1065 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
1066 use_equiv_p is true, call compare_names and
1067 compare_name_with_value to compare all the ranges for every
1068 name in the equivalence set of the predicate operands.
1069 Update all callers.
1070 (vrp_meet): Try harder not to derive a VARYING range.
1071 If two values meet, the resulting equivalence set is the
1072 intersection of the two equivalence sets.
1073 (vrp_visit_phi_node): Call copy_value_range to get the current
1074 range information of the LHS.
1075 (vrp_finalize): Create a value vector representing all the
1076 names that ended up with exactly one value in their range.
1077 Call substitute_and_fold.
1078 (execute_vrp): Document equivalence sets in ranges.
1079 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
1080 (struct tree_ssa_name): Remove field value_range.
1081 (invert_tree_comparison): Declare.
1082
1083 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
1084
1085 Fix PR tree-optimization/21839
1086
1087 * gimplify.c (zero_sized_field_decl): New function.
1088 (gimplify_init_ctor_eval): Use it.
1089
1090 2005-06-01 Josh Conner <jconner@apple.com>
1091
1092 PR 21478
1093 * gimplify.c (gimplify_init_constructor): Don't spill initializer
1094 to read-only memory if it's sparse.
1095
1096 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
1097
1098 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
1099 Add documentation for REG_SETJMP
1100
1101 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1102
1103 * stmt.c (expand_case): Use build_int_cst.
1104 (node_has_low_bound): Likewise, and correct type mismatch.
1105 (node_has_high_bound): Likewise.
1106 * fold-const.c (fold_binary): Ensure we build trees
1107 with the correct types - undo what STRIP_NOPS possibly did.
1108
1109 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1110
1111 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
1112 * fold-const.c (fold_indirect_ref_1): No longer static.
1113 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
1114 folding, if possible.
1115
1116 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
1117
1118 * common.opt (fjump-tables): New.
1119 * doc/invoke.texi (-fno-jump-tables): Document.
1120 * stmt.c (expand_end_case_type): Do not emit jump tables unless
1121 flag_jump_tables.
1122
1123 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
1124
1125 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
1126 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
1127 (sunlt, sunle): Enable patterns on VFP.
1128
1129 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
1130 f_stored, f_flag, f_cvt.
1131 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
1132 Include arm1020e.md.
1133 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
1134 the ds and fmac pipelines. Re-work all load and store patterns and
1135 all conversion patterns to use new attributes. Adjust reservation
1136 descriptions accordingly.
1137 * arm1020e.md: New file.
1138 * t-arm: Add dependency.
1139
1140 2005-06-01 Jan Hubicka <jh@suse.cz>
1141
1142 * except.c (struct eh_region): Kill unused fields.
1143 * basic-block.h (struct basic_block_def): Likewise.
1144
1145 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
1146
1147 PR rtl-optimization/21767
1148 * rtl.h (function_invariant_p): Re-add declaration.
1149 * reload1.c (function_invariant_p): No longer static.
1150 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
1151 might have become invalid.
1152
1153 2005-06-01 Jakub Jelinek <jakub@redhat.com>
1154
1155 PR c/21536
1156 PR c/20760
1157 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
1158 on variable sizes types if a decl is a pointer to a VLA.
1159 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
1160 Call gimplify_type_sizes on aggregate fields. Prevent infinite
1161 recursion.
1162
1163 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
1164
1165 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
1166 _mm_set_ps, _mm_setr_ps): Add __extension__.
1167 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
1168 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
1169 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
1170 Likewise.
1171 (_mm_clflush): Don't use return in void function.
1172
1173 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1174 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1175 Use __inline instead of inline.
1176
1177 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1178
1179 * fold-const.c (fold_binary): Fix types in strlen vs.
1180 zero comparison folding.
1181
1182 2005-06-01 Richard Henderson <rth@redhat.com>
1183
1184 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1185 * config.in, configure: Rebuild.
1186 * config/alpha/alpha.c (print_operand): Add 'j'.
1187 * alpha.md (divmodsi_internal_er_1): Use it.
1188 (divmoddi_internal_er_1): Likewise.
1189
1190 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1191
1192 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1193 * opts.h (print_filtered_help): Delete.
1194 * opts.c (handle_option, decode_options): Remove calls to
1195 set_target_switch.
1196 (print_target_help): New function.
1197 (common_option, print_help): Call print_target_help instead of
1198 display_target_options.
1199 (print_filtered_help): Make static.
1200 * toplev.h (display_target_options, set_target_switch): Delete.
1201 * toplev.c (target_switches, target_options, display_target_options)
1202 (set_target_switch): Delete.
1203 (print_switch_values): Remove handling of TARGET_SWITCHES and
1204 TARGET_OPTIONS.
1205 (default_get_pch_validity): Likewise. Only treat target_flags
1206 specially if targetm.check_pch_target_flags is nonnull.
1207 (pch_option_mismatch): New function.
1208 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
1209 and TARGET_OPTIONS. Only treat target_flags specially if
1210 targetm.check_pch_target_flags is nonnull.
1211 * config/ia64/ia64.c (ia64_override_options): Don't mention
1212 TARGET_OPTIONS in comment.
1213 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1214 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1215 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1216 interaction with TARGET_SWITCHES.
1217 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1218
1219 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1220
1221 * config/sh/sh.c (multcosts): Check sh_multcost rather than
1222 sh_multcost_str.
1223 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1224 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1225 (cut2_workaround_str): Delete.
1226 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1227 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1228 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1229 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1230 (mgettrcost=, multcost=): New options.
1231
1232 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1233
1234 * opts.h (cl_option_state): New structure.
1235 (get_option_state): Declare.
1236 * opts.c (get_option_state): New function.
1237 * toplev.c (option_affects_pch_p): New function.
1238 (default_get_pch_validity): Store the state of all options for which
1239 option_affects_pch_p returns true.
1240 (default_pch_valid_p): Check the state of those options here.
1241 Only check target_flags separately if targetm.check_pch_target_Flags
1242 is nonnull or if TARGET_SWITCHES is defined.
1243
1244 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1245
1246 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1247 names.
1248
1249 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1250
1251 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1252
1253 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1254
1255 * gcse.c (compute_transp, load_killed_in_block): Use
1256 MEM_READONLY_P.
1257
1258 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
1259
1260 PR target/21854
1261 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1262
1263 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1264
1265 * errors.h (warning, error, fatal, internal_error): Add printf
1266 attribute.
1267 * genmodes.c (make_vector_mode): Fix format arguments.
1268
1269 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1270
1271 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1272 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1273 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1274 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1275 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1276 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1277 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1278 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1279 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1280 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1281 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1282 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1283 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1284 errors.h and include toplev.h if necessary.
1285
1286 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1287 errors.h otherwise include toplev.h.
1288
1289 * Makefile.in: Update dependencies.
1290
1291 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
1292
1293 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1294
1295 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
1296
1297 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1298 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1299 be complemented for big-endian. Mask for AND must be rotated,
1300 not shifted. Handle short operands with NOT on the memory
1301 operation.
1302
1303 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
1304
1305 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
1306 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
1307 * dwarf2out.c (dwarf2out_var_location): Ditto.
1308 * toplev.c (default_tree_printer): Ditto.
1309 * tree-outof-ssa.c (create_temp): Ditto.
1310 * tree-sra.c (instantiate_element): Ditto.
1311 * var-tracking.c (track_expr_p): Ditto.
1312 * tree.c (struct tree_map): New structure.
1313 (debug_expr_for_decl): New.
1314 (tree_map_eq): New function.
1315 (tree_map_hash): Ditto.
1316 (tree_map_marked_p): Ditto.
1317 (print_debug_expr_statistics): Ditto.
1318 (decl_debug_expr_lookup): Ditto.
1319 (decl_debug_expr_insert): Ditto.
1320 (dump_tree_statistics): Dump debug_expr hashtable stats.
1321 * tree.h (DECL_DEBUG_EXPR): Change
1322 (SET_DECL_DEBUG_EXPR): Add.
1323
1324 2005-06-01 Alan Modra <amodra@bigpond.net.au>
1325
1326 * configure.ac: Add --enable-secureplt.
1327 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1328 * config.in: Regenerate.
1329 * configure: Regenerate.
1330 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1331 rs6000/secureplt.h to tm_file when enable_secureplt.
1332 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1333 * doc/install.texi: Document --enable-targets and --enable-secureplt.
1334 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1335 * config/rs6000/secureplt.h: New file.
1336 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1337 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1338 assembler support.
1339 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
1340 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
1341 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
1342 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
1343 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
1344 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
1345 TARGET_SECURE_PLT got register load sequence.
1346 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
1347 TARGET_SECURE_PLT.
1348 (rs6000_elf_declare_function_name): Don't emit toc address offset
1349 word when TARGET_SECURE_PLT.
1350 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
1351 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
1352 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
1353 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
1354 TARGET_SECURE_PLT.
1355 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
1356 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
1357 and -fPIC.
1358 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
1359 (__trampoline_setup): Likewise. Init r30 before plt call.
1360
1361 2005-05-31 DJ Delorie <dj@redhat.com>
1362
1363 * expr.c (convert_move): When a partial_int requires multiple
1364 conversion steps, make sure successive steps convert the
1365 intermediate value, not the original value.
1366
1367 * expmed.c (expand_mult): Convert partial_int multiplies to
1368 shift/add combinations too.
1369
1370 * genmodes.c (mode_data): Add wider_2x.
1371 (calc_wider_mode): Calculate twice-wider mode too.
1372 (emit_mode_wider): Emit twice-wider mode too.
1373 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
1374 * expr.c (expand_expr_real_1): Use it for expanding
1375 multiplies.
1376
1377 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1378
1379 PR tree-optimization/21817
1380 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
1381
1382 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
1383
1384 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
1385 change.
1386
1387 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1388
1389 PR middle-end/20931
1390 PR middle-end/20946
1391 * fold-const.c (fold_checksum_tree): Copy types also if
1392 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
1393 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
1394 first.
1395 Tail recurse TREE_LIST's TREE_CHAIN.
1396
1397 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1398
1399 PR tree-opt/21732
1400 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
1401 SSA_NAME twice and cause the loop to become finite. Remove the test
1402 for val.
1403
1404 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1405
1406 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
1407 expression.
1408
1409 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
1410
1411 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
1412 the documentation to make it more future-proof.
1413 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
1414 * target.h (gcc_target): Add check_pch_target_flags.
1415 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
1416 (TARGET_INITIALIZER): Include it.
1417 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
1418 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
1419 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
1420 (sh_check_pch_target_flags): New function.
1421 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
1422
1423 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
1424
1425 * fold-const.c (extract_array_ref): Handle more cases,
1426 do some useful canonicalization of the base.
1427 (fold_binary): Explicitly deal with arrays of zero-sized
1428 structures during folding of &a[i] == &a[j].
1429
1430 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
1431
1432 * doc/install.texi (sparc-sun-solaris2*): Update note
1433 about Sun bug 4910101.
1434 (sparc-sun-solaris2.7): Document bootstrap
1435 failure with Sun WorkShop 6 99/08/18 as.
1436
1437 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
1438
1439 * loop.c (loop_invariant_p, valid_initial_value_p): Use
1440 regs_invalidated_by_call instead of call_used_regs.
1441
1442 2005-05-30 Paolo Carlini <pcarlini@suse.de>
1443
1444 PR middle-end/21743
1445 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
1446 Enable.
1447 * doc/extend.texi: Add clog, clogf, clogl.
1448
1449 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
1450
1451 PR middle-end/20303
1452 * c-pragma.c: Include "vec.h".
1453 (handle_pragma_visibility): Use VEC.
1454
1455 * doc/invoke.texi: Remove the nested visibility push limit.
1456
1457 2005-05-30 Roger Sayle <roger@eyesopen.com>
1458
1459 PR rtl-optimization/15422
1460 * reg-stack.c (starting_stack_p): New static global.
1461 (straighten_stack): Delete prototype. Change to update the stack
1462 before the current insn.
1463 (subst_stack_regs): Update call to straighten stack.
1464 (emit_swap_insn): Delete prototype. For the first insn in a
1465 basic block, update stack_in instead of emitting a real swap.
1466 (change_stack): When changing the stack before the first insn
1467 in a basic block, update stack_in instead of emitting real code.
1468 (compensate_edges): Clear starting_stack_p during compensation.
1469 (convert_regs_1): Keep track of starting_stack_p whilst processing
1470 a basic block.
1471
1472 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1473
1474 * tree-ssa-ccp.c (const_val): Make it static.
1475
1476 2005-05-29 Geoffrey Keating <geoffk@apple.com>
1477
1478 PR target/21761
1479 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
1480 pattern involving `:P'.
1481
1482 * Makefile.in (install-cpp): Depend on installdirs.
1483
1484 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1485
1486 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
1487 to VEC(int,heap)*.
1488 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1489 elim_graph_add_edge, elim_graph_remove_succ_edge,
1490 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
1491 instead of VARRAY.
1492
1493 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1494
1495 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
1496 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
1497 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
1498 follow spelling conventions in error/dump messages.
1499
1500 2005-05-29 Roger Sayle <roger@eyesopen.com>
1501 Richard Henderson <rth@redhat.com>
1502
1503 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
1504 if the RHS isn't suitable for calling emit_move_insn.
1505
1506 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
1507
1508 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
1509 fold_unary and fold_binary.
1510
1511 2005-05-29 Roger Sayle <roger@eyesopen.com>
1512
1513 * reg-stack.c (propagate_stack): Always copy the source stack to
1514 the destination. This routine is now only called when this is safe.
1515 (better_edge): New function split out from convert_regs_1 to
1516 determine which of two edges is better to propagate across.
1517 (convert_regs_1): We need only search for a best edge if the
1518 stack layout hasn't been defined yet. Use better_edge to help
1519 find beste. No longer traverse unnecessary edges.
1520
1521 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
1522
1523 * tree-ssa-alias.c (new_type_alias): New procedure to
1524 create a type memory tag for a pointer with a may-alias
1525 set determined from a variable declaration.
1526 * tree-flow.h: export declaration of new_type_alias
1527 * tree-optimize.c (init_tree_optimization_passes): document
1528 that pass_may_alias cannot be called after pass_vectorize.
1529 * tree-vect-transform (vect_create_data_ref_ptr): Call
1530 new_type_alias when an type memory tag isn't available
1531 for a reference.
1532 (vectorizable_store): Use copy_virtual_operands to update
1533 virtual defs in place (so that loop_version can be called).
1534 Call mark_for_renaming for the virtual defs in case peeling
1535 is done and virtual uses outside the loop need to be updated.
1536
1537 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
1538
1539 PR tree-optimization/21639
1540 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
1541
1542 2005-05-29 Jan Hubicka <jh@suse.cz>
1543
1544 PR tree-optimization/21562
1545 * cfgexpand.c (construct_init_block): Deal properly with the case
1546 of entry edge not pointing to very first basic block.
1547
1548 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1549
1550 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
1551 non-gimple min invariant.
1552
1553 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
1554 * tree-flow.h: Add prototypes for start_recording_case_labels
1555 and end_recording_case_labels.
1556 * tree-cfg.c (start_recording_case_labels,
1557 end_recording_case_labels): Export.
1558 (cleanup_tree_cfg_loop, modified_noreturn_calls,
1559 cleanup_control_flow, cleanup_control_expr_graph,
1560 remove_fallthru_edge, phi_alternatives_equal,
1561 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
1562 remove_forwarder_block, cleanup_forwarder_blocks,
1563 remove_forwarder_block_with_phi, merge_phi_nodes,
1564 gate_merge_phi, pass_merge_phi): Move to ...
1565 * tree-cfgcleanup.c: ... here.
1566
1567 * basic-block.h: Remove forward declaration of bb_ann_d.
1568
1569 2005-05-28 Jan Hubicka <jh@suse.cz>
1570
1571 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
1572 Update profile.
1573 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
1574 debug output.
1575 (tree_mod_subtract): Fix profile updating code.
1576 (tree_divmod_values_to_profile): Do not produce useless value profilers
1577 for divisions.
1578
1579 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
1580
1581 * tree-ssa-dom.c (vrp_element_p): Define.
1582 (vrp_hash_elt): Change the type of records to
1583 VEC(vrp_element_p,heap).
1584 (vrp_free): New.
1585 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
1586 Update uses of VRP records.
1587 (simplify_cond_and_lookup_avail_expr, record_range): Update
1588 uses of VRP records.
1589
1590 * tree-inline.c (cfun_stack): Change the type to
1591 VEC(function_p,heap).
1592 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
1593
1594 2005-05-27 Ian Lance Taylor <ian@airs.com>
1595
1596 * c-decl.c (add_stmt): Add C frontend specific version.
1597 (stmts_are_full_exprs_p): Remove.
1598 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
1599 (stmts_are_full_exprs_p): Don't declare.
1600 * c-semantics.c (add_stmt): Remove.
1601
1602 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1603
1604 * config/mips/mips-protos.h (mips_declare_object): Add printf
1605 attribute.
1606 * config/mips/mips.c (mips_declare_object_name): Fix format
1607 argument.
1608
1609 2005-05-27 Roger Sayle <roger@eyesopen.com>
1610
1611 * reg-stack.c (compensate_edge): Remove original prototype.
1612 (propagate_stack): New function to copy the stack layout
1613 at the start of a basic block from the layout at the end of
1614 one of its predecessors.
1615 (compensate_edge): Assume that both source and destination
1616 blocks have already had their stack layouts defined.
1617 (compensate_edges): Traverse all non-entry edges in the CFG
1618 and call compensate_edge on each in turn.
1619 (convert_regs_1): Change return type to void. Call
1620 propagate_stack instead of compensate_edge.
1621 (convert_regs_2): Change return type to void. Update call
1622 to convert_regs_1 to ignore the (now void) return value.
1623 (convert_regs): Update calls to convert_regs_2 to ignore
1624 the (now void) return value. After all the basic blocks have
1625 been processed, call compensate_edges to actually emit new
1626 insns.
1627 (reg_to_stack): Initialize the aux info for each basic block
1628 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
1629
1630 2005-05-28 Jan Hubicka <jh@suse.cz>
1631
1632 * except.c (can_throw_internal_1, can_throw_external_1): Add
1633 "is_resx" argument.
1634 (can_throw_external, can_throw_internal): Bring into sync wrt
1635 dealing resx.
1636 * except.h (can_throw_internal_1, can_throw_external_1): Update
1637 prototype.
1638 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
1639 Deal properly with resx.
1640
1641 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1642
1643 * basic-block.h (basic_block_def): Add phi_nodes and
1644 predictions. Remove tree_annotations.
1645 * predict.c (tree_predicted_by_p, tree_predict_edge,
1646 combine_predictions_for_bb): Adjust references to predictions.
1647 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
1648 create_block_annotation.
1649 (create_block_annotation, free_blocks_annotatios,
1650 clear_blocks_annotations): Remove.
1651 (dump_cfg_stats): Don't print out the memory spent on
1652 bb_ann_d.
1653 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
1654 * tree-flow-inline.h (bb_ann): Remove.
1655 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
1656 * tree-flow.h (bb_ann_d): Remove.
1657 * tree-if-conv.c (process_phi_nodes): Update a reference to
1658 phi_nodes.
1659 * tree-phinodes.c (reserve_phi_args_for_new_edge,
1660 create_phi_node, remove_phi_node): Likewise.
1661 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
1662 * tree-ssa-dom.c (threaded_blocks): New.
1663 (tree_ssa_dominator_optimize): Initialize, clear, and free
1664 threaded_blocks. Update a call to thread_through_all_blocks.
1665 (thread_across_edge): Use threaded_blocks instead of setting
1666 incoming_edge_threaded.
1667 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
1668 a bitmap of blocks that are threaded through.
1669 * tree.h: Move the prototype of threaded_through_blocks to
1670 tree-flow.h.
1671
1672 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
1673 fini_walk_dominator_tree): Use VEC instead of VARRAY.
1674 * domwalk.h (dom_walk_data): Change the type of
1675 block_data_stack and free_block_data to VEC(void_p,heap)*.
1676 * tree-ssa-dse.c (dse_initialize_block_local_data,
1677 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
1678 VEC instead of VARRAY.
1679
1680 2005-05-27 Jan Hubicka <jh@suse.cz>
1681
1682 * cgraph.c: Include tree-gimple.h
1683 (cgraph_edge): Rename expr to stmt.
1684 (cgraph_create_edge): Likewise.
1685 (cgraph_clone_node): Likewise.
1686 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
1687 * cgraphunit.c (record_call_1): Rename to ...
1688 (record_reference): ... this one; do not build edges.
1689 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
1690 (current_basic_block): Kill.
1691 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
1692 (verify_cgraph_node): Likewise.
1693 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
1694 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
1695 (copy_edges_for_bb): Simplify EH handling.
1696 (expand_call_inline): Pass statement to cgraph_edge and
1697 cgraph_create_edge.
1698
1699 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
1700
1701 * tree-inline.c (copy_body_r): Manually fold *& to deal
1702 with ADDR_EXPRs with mismatched types for now.
1703
1704 * gimplify.c (fold_indirect_ref_rhs): New function.
1705 (gimplify_modify_expr_rhs): Use it instead of pessimistic
1706 fold_indirect_ref.
1707
1708 * fold-const.c (fold_indirect_ref_1): Add type argument;
1709 make sure the resulting expression is of this type.
1710 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
1711
1712 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1713
1714 PR tree-optimization/21658
1715 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
1716 fold_binary_to_constant. Likewise, call fold_unary instead of
1717 fold_unary_to_constant.
1718
1719 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
1720
1721 * vec.h: Implement integral type vector specialization.
1722 (VEC_T): Define a non-GTY structure.
1723 (VEC_T_GTY): Define a GTY structure.
1724 (VEC_TA): Rename to ...
1725 (VEC_TA_GTY): ... here.
1726 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
1727 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
1728 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
1729 DEF_VEC_P and DEF_VEC_ALLOC_P.
1730 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
1731 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
1732 DEF_VEC_O and DEF_VEC_ALLOC_O.
1733 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
1734 * lambda-code.c: Likewise.
1735 * tree-into-ssa.c: Likewise.
1736 * tree-ssa-live.c: Likewise.
1737
1738 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1739
1740 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
1741 is up-to-date.
1742 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1743 update_stmt_if_modified before calling update_ssa.
1744
1745 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
1746
1747 * config/rs6000/t-rtems: Remove roe multilib variant.
1748
1749 2005-05-26 Roger Sayle <roger@eyesopen.com>
1750
1751 PR tree-optimization/9814
1752 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
1753 instruction, add the necessary clobbers by re-expanding the RTL
1754 for arithmetic operations via optab.c's expand_unop/expand_binop.
1755 (noce_try_bitop): New function to optimize bit manipulation idioms
1756 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
1757 (noce_process_if_block): Call noce_try_bitop.
1758
1759 2005-05-26 Roger Sayle <roger@eyesopen.com>
1760
1761 * reg-stack.c (convert_regs_entry, convert_regs_exit,
1762 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
1763 (reg_to_stack): Move to end of the file. Initialize the per
1764 basic block information here, instead of...
1765 (convert_regs_entry): Here.
1766 (convert_regs): Change unused return type to void.
1767
1768 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
1769
1770 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
1771 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
1772 config/rs6000/eabispe.h, config/rs6000/lynx.h,
1773 config/sh/elf.h, config/sh/symbian-pre.h,
1774 config/sparc/sparc-protos.h: Update copyright.
1775
1776 2005-05-26 Mike Stump <mrs@apple.com>
1777
1778 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
1779 for Objective-C++.
1780
1781 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
1782
1783 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1784 See through ADDR_EXPR in finding place to propagate into.
1785
1786 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
1787
1788 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
1789 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
1790 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
1791 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
1792 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
1793 tree-ssa-operands.c, tree-vect-analyze.c,
1794 tree-vect-transform.c, tree-vectorizer.c, tree.c,
1795 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
1796 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
1797 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1798 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
1799 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
1800 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
1801 config/sh/ushmedia.h, config/sparc/sparc.c,
1802 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
1803 typos. Follow spelling conventions.
1804 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
1805 Follow spelling conventions.
1806
1807 2005-05-26 David Ung <davidu@mips.com>
1808
1809 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
1810 that determines whether the MIPS32/64 R2 ext/ins should be used.
1811 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
1812 * config/mips/mips.md (extzv): Changed predicate for operand to
1813 nonimmediate_operand. Add code to generate insn patterns for
1814 extzvsi and extzvdi.
1815 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
1816 (insv): Similarly for insertion.
1817 (insv<mode>): Similarly.
1818
1819 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1820
1821 * simplify-rtx.c (avoid_constant_pool_reference): Support
1822 offsetted addresses in the constant pool.
1823
1824 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1825
1826 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1827 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
1828
1829 2005-05-26 Jakub Jelinek <jakub@redhat.com>
1830
1831 PR target/21716
1832 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
1833 found in the basic block and last insn in the basic block is not
1834 INSN_P. Remove explicit unspec numbers that are no longer valid
1835 from comments.
1836
1837 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
1838
1839 * tree-vect-transform.c (vectorizable_operation): Try word_mode
1840 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
1841 if a vector mode is available.
1842
1843 2005-05-25 Roger Sayle <roger@eyesopen.com>
1844
1845 PR middle-end/21709
1846 * fold-const.c (const_binop): Check for division by zero during
1847 complex division.
1848
1849 2005-05-26 Ian Lance Taylor <ian@airs.com>
1850
1851 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
1852 having a declaration after a statement.
1853
1854 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
1855
1856 * opt-functions.awk (var_type): New function.
1857 (var_set): Use CLVC_STRING if var_type returns "const char *".
1858 * opth-gen.awk: Use var_type to find out the types of variables.
1859 Don't print comments above each "extern" definition.
1860 * optc-gen.awk: Use var_type in the same way.
1861 * opts.h (cl_var_cond): Rename to...
1862 (cl_var_type): ...this. Add CLVC_STRING.
1863 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
1864 with "var_type".
1865 * opts.c (handle_option, option_enabled): Update after above name
1866 change. Cast flag_var before using it. Handle CLVC_STRING.
1867
1868 * config/alpha/alpha.h (alpha_tls_size): Delete.
1869 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
1870 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
1871 (alpha_fptm_string, alpha_mlat_string): Delete.
1872 (alpha_handle_option): Don't set the above variables here. Use the
1873 integer argument to check the validity of -mtls-size=.
1874 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
1875 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
1876 (mtls-size=): Likewise. Convert to a UInteger and initialize the
1877 variable to 32.
1878
1879 * config/arc/arc.c (arc_cpu_string, arc_text_string)
1880 (arc_data_string, arc_rodata_string): Delete.
1881 (arc_handle_option): Don't set the above variables here.
1882 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
1883 and initialize them.
1884
1885 * config/arm/arm.c (target_fpu_name, target_fpe_name)
1886 (target_float_abi_name, target_abi_name, structure_size_string)
1887 (arm_pic_register_string): Delete.
1888 (arm_handle_option): Don't set the above variables here, except
1889 in the handling of -mhard-float and -msoft-float.
1890 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
1891 (mpic-register=, mstructure-size-boundary=): Add Var()s.
1892
1893 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
1894 (avr_handle_option): Delete.
1895 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
1896 them.
1897
1898 * config/bfin/bfin.c (bfin_library_id): Delete.
1899 (bfin_handle_option): Don't set it.
1900 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
1901
1902 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
1903 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
1904 (c4x_handle_option): Don't set c4x_rpts_cycles here.
1905 * config/c4x/c4x.opt (mrpts=): Add Var().
1906
1907 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
1908 cris_elinux_stacksize_str here.
1909 * config/cris/aout.opt (melinux-stacksize=): Add Var().
1910 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
1911 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1912 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
1913 (cris_tune_str, cris_elinux_stacksize_str): Delete.
1914 (cris_handle_option): Don't set the above variables here.
1915 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
1916 (max-stackframe=): Add Var()s.
1917
1918 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
1919 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
1920 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
1921 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
1922 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
1923 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
1924 (ix86_handle_option): Don't set the above variables here.
1925 * config/i386/i386.opt (malign-functions=, malign-jumps=)
1926 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
1927 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
1928 Var()s.
1929
1930 * config/ia64/ia64.h (ia64_tls_size): Delete.
1931 * config/ia64/ia64.c (ia64_tls_size): Delete.
1932 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
1933 reading the integer argument from the "value" parameter. Don't
1934 set ia64_tls_size here.
1935 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
1936 Add Var() and Init().
1937
1938 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
1939 (m32r_cache_flush_trap): Delete.
1940 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
1941 (m32r_cache_flush_trap): Delete.
1942 (m32r_handle_option): Don't set the above variables when handling
1943 -mflush-func= and -mflush-trap=.
1944 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
1945 and Init()s.
1946
1947 * config/mips/mips.h (mips_cache_flush_func): Delete.
1948 * config/mips/mips.c (mips_arch_string, mips_tune_string)
1949 (mips_cache_flush_func): Delete.
1950 (mips_handle_option): Don't set the above variables when handling
1951 -march=, -mtune= and -mflush-func=.
1952 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
1953
1954 * config/s390/s390.c (s390_arch_string): Delete.
1955 (s390_handle_option): Don't set it here.
1956 * config/s390/s390.opt (march=): Add Var().
1957
1958 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
1959 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
1960 (sparc_handle_option): Don't set it here.
1961 * config/sparc/sparc.opt (mcmodel=): Add Var().
1962
1963 2005-05-25 Roger Sayle <roger@eyesopen.com>
1964
1965 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
1966 call to convert_to_integer by building the NOP_EXPR directly.
1967
1968 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
1969
1970 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
1971
1972 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
1973 Jeff Law <law@redhat.com>
1974
1975 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
1976 constant and side_effects of the ADDR_EXPR are consistent.
1977
1978 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
1979 appropriately around calls to recompute_tree_invarant_for_addr_expr.
1980
1981 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1982
1983 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
1984 (s390_function_arg, s390_gimplify_va_arg): Use them.
1985 (s390_register_info): Save only required subset of argument
1986 registers into save area for va_list.
1987 (s390_va_start): Initialize only required elements of va_list struct.
1988 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
1989
1990 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
1991
1992 * reload1.c (verify_initial_elim_offsets): Return boolean status
1993 instead of aborting.
1994 (reload): Adapt verify_initial_elim_offsets call site. Restart
1995 main loop if some initial elimination offsets changed.
1996
1997 2005-05-25 Adam Nemet <anemet@lnxw.com>
1998
1999 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2000 of -mno-svr4-struct-return.
2001
2002 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2003
2004 Fix PR tree-optimization/21705
2005
2006 * tree-ssa-pre.c (in_fre): New static variable.
2007 (create_value_expr_from): Recursively value number reference ops
2008 in argument lists.
2009 (can_value_number_call): Temporary restrict only exists for
2010 PRE, not FRE.
2011
2012 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
2013
2014 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2015 sizeof (bitmap *) with sizeof (bitmap).
2016
2017 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2018
2019 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2020 condition.
2021
2022 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2023
2024 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2025 hook_bool_rtx_true.
2026
2027 2005-05-25 Jan Hubicka <jh@suse.cz>
2028
2029 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2030 * cgraph.c (cgraph_create_node): Reset estimated_growth.
2031 * cgraph.h (cgraph_global_info): Add estimated_growth.
2032 * ipa-inline.c: Include coverage.h
2033 (max_insns, max_count): New static variables.
2034 (cgraph_estimate_size_after_inlining): Cache the result.
2035 (cgraph_estimate_growth):
2036 * passes.c (rest_of_clean_state): Kill coverage_end_function.
2037 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2038 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2039 inlining.
2040 (ipa_passes): Initialize bitmaps.
2041
2042 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2043
2044 * loop-doloop.c: Include "target.h".
2045 (doloop_valid_p): Move tests to function in targhooks.c.
2046 * target.h (struct gcc_target): New target hook
2047 "insn_valid_within_doloop".
2048 * target-def.h: Define default value for "insn_valid_within_doloop".
2049 (TARGET_INITIALIZER): Insert new target hook into initializer.
2050 * targhooks.c (default_insn_valid_within_doloop): New function.
2051 * targhooks.h (default_insn_valid_within_doloop): Declare.
2052 * hooks.c (hook_bool_rtx_true): New function.
2053 * hooks.h (hook_bool_rtx_true): Declare.
2054 * doc/tm.texi: Add documentation for new target hook.
2055
2056 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2057
2058 PR target/21412
2059 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
2060 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
2061 (sparc_tls_referenced_p): New prototype.
2062 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
2063 (sparc_expand_move): Look for TLS addresses with constant offsets.
2064 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
2065 tls_symbolic_operand.
2066 (legitimate_pic_operand_p): Likewise.
2067 (legitimate_address_p): Likewise.
2068 (legitimize_address): Likewise.
2069 (sparc_tls_symbol_ref_1): New function.
2070 (sparc_tls_referenced_p): New function.
2071 * config/sparc/predicates.md (tgd_symbolic_operand): Use
2072 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
2073 (tld_symbolic_operand): Likewise.
2074 (tie_symbolic_operand): Likewise.
2075 (tle_symbolic_operand): Likewise.
2076
2077 2005-05-24 DJ Delorie <dj@redhat.com>
2078
2079 * common.opt (-Wattributes): New. Default true.
2080 * doc/invoke.texi (-Wno-attributes): Document.
2081
2082 * attribs.c (decl_attributes): Move warning control from if() to
2083 warning(OPT_*).
2084 * c-common.c (handle_packed_attribute): Likewise.
2085 (handle_nocommon_attribute): Likewise.
2086 (handle_common_attribute): Likewise.
2087 (handle_noreturn_attribute): Likewise.
2088 (handle_noinline_attribute): Likewise.
2089 (handle_always_inline_attribute): Likewise.
2090 (handle_used_attribute): Likewise.
2091 (handle_unused_attribute): Likewise.
2092 (handle_const_attribute): Likewise.
2093 (handle_transparent_union_attribute): Likewise.
2094 (handle_constructor_attribute): Likewise.
2095 (handle_destructor_attribute): Likewise.
2096 (handle_mode_attribute): Likewise.
2097 (handle_alias_attribute): Likewise.
2098 (handle_visibility_attribute): Likewise.
2099 (handle_tls_model_attribute): Likewise.
2100 (handle_malloc_attribute): Likewise.
2101 (handle_returns_twice_attribute): Likewise.
2102 (handle_pure_attribute): Likewise.
2103 (handle_deprecated_attribute): Likewise.
2104 (handle_vector_size_attribute): Likewise.
2105 (handle_nothrow_attribute): Likewise.
2106 (handle_cleanup_attribute): Likewise.
2107 (handle_warn_unused_result_attribute): Likewise.
2108 (handle_sentinel_attribute): Likewise.
2109 * c-decl.c (diagnose_mismatched_decls): Likewise.
2110 (start_decl): Likewise.
2111 (grokdeclarator): Likewise.
2112 (start_function): Likewise.
2113 * c-format.c (check_function_format): Likewise.
2114 * stor-layout.c (place_field): Likewise.
2115 (finalize_record_size): Likewise.
2116 * tree.c (handle_dll_attribute)): Likewise.
2117 * varasm.c (default_assemble_visibility): Likewise.
2118 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
2119 (darwin_assemble_visibility): Likewise.
2120 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
2121 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
2122 (arm_handle_isr_attribute): Likewise.
2123 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
2124 (avr_handle_fndecl_attribute): Likewise.
2125 * config/bfin/bfin.c (handle_int_attribute): Likewise.
2126 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
2127 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
2128 (h8300_handle_eightbit_data_attribute): Likewise.
2129 (h8300_handle_tiny_data_attribute): Likewise.
2130 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
2131 (ix86_handle_regparm_attribute): Likewise.
2132 (ix86_handle_struct_attribute): Likewise.
2133 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
2134 (i386_pe_encode_section_info): Likewise.
2135 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2136 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
2137 (ip2k_handle_fndecl_attribute): Likewise.
2138 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
2139 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
2140 (m68hc11_handle_fntype_attribute): Likewise.
2141 (m68hc11_encode_section_info): Likewise.
2142 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2143 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2144 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
2145 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
2146 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
2147 (sh_handle_sp_switch_attribute): Likewise.
2148 (sh_handle_trap_exit_attribute): Likewise.
2149 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
2150 (sh_symbian_handle_dll_attribute): Likewise.
2151 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
2152 (xstormy16_handle_below100_attribute): Likewise.
2153 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2154
2155 * c-common.c (unsigned_conversion_warning): Move warning control
2156 from if() to warning(OPT_*).
2157 (c_common_truthvalue_conversion): Likewise.
2158 (c_do_switch_warnings): Likewise.
2159 * c-decl.c (diagnose_mismatched_decls): Likewise.
2160 (diagnose_mismatched_decls): Likewise.
2161 (define_label): Likewise.
2162 (grokdeclarator): Likewise.
2163 * c-format.c (check_format_info): Likewise.
2164 * c-lex.c (interpret_integer): Likwise.
2165 (lex_string): Likewise.
2166 * c-opts.c (c_common_post_options): Likewise.
2167 * c-parser.c (c_parser_unary_expression): Likewise.
2168 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
2169 (handle_pragma_extern_prefix): Likewise.
2170 * c-typeck.c (build_binary_op): Likewise.
2171 * gcse.c (is_too_expensive): Likewise.
2172 * opts.c (decode_options): Likewise.
2173 * stor-layout.c (place_field): Likewise.
2174 * tree-cfg.c (remove_bb): Likewise.
2175
2176 * c.opt (-Wreturn-type): Add Var(warn_return_type).
2177 * flags.h (warn_return_type): Remove.
2178 * toplev.c (warn_return_type): Likewise.
2179
2180 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2181
2182 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
2183 existence of long long and __int64 before determining their size.
2184 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2185 * configure, config.h.in: Regenerate.
2186
2187 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2188
2189 * configure: Regenerate.
2190
2191 2005-05-24 Ziemowit Laski <zlaski@apple.com>
2192
2193 * c-common.h (objc_comptypes): Remove prototype.
2194 (objc_compare_types): New prototype.
2195 (objc_volatilized_decl): Likewise.
2196 (objc_type_quals_match): Likewise.
2197 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2198 objc_volatilize_decl().
2199 * c-typeck.c (comp_target_types): Remove third parameter; do
2200 not call objc_comptypes().
2201 (comptypes): Remove calls to objc_comptypes().
2202 (build_function_call): Extend compatible prototype check to ObjC.
2203 (build_conditional_expr): Adjust call to comp_target_types().
2204 (convert_for_assignment): Call objc_compare_types() instead of
2205 objc_comptypes(); adjust calls to comp_target_types(); call
2206 objc_type_quals_match() before issuing qualifier mismatch
2207 warnings.
2208 (build_binary_op): Call objc_compare_types() before issuing
2209 pointer mismatch warnings; adjust calls to
2210 comp_target_types().
2211 * stub-objc.c (objc_comptypes): Remove stub.
2212 (objc_compare_types): New stub.
2213 (objc_volatilized_decl): Likewise.
2214 (objc_type_quals_match): Likewise.
2215
2216 2005-05-24 Paolo Carlini <pcarlini@suse.de>
2217
2218 * config/ia64/ia64intrin.h: Define nothing for C++:
2219 overloaded builtins have been ported to C++.
2220
2221 2005-05-24 Jeff Law <law@redhat.com>
2222
2223 * tree-nested.c (build_addr): New "context" argument. Temporarily
2224 set current_function_decl around the call to build the ADDR_EXPR.
2225 (get_static_chain): Pass proper context to build_addr.
2226 (convert_nl_goto_reference): Likewise.
2227 (convert_tramp_reference): Likewise.
2228 (final_nesting_tree_1): Likewise.
2229 * tree-profile.c (tree_gen_interval_profiler): Likewise.
2230 (tree_gen_pow2_profiler): Likewise.
2231 (tree_gen_one_value_profiler): Likewise.
2232 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2233 * tree.h (build_addr): Update prototype.
2234
2235 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
2236
2237 * tree-flow.h (bb_ann_d): Remove has_escape_site.
2238 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2239 write to has_escape_site.
2240
2241 2005-05-24 Jeff Law <law@redhat.com>
2242
2243 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2244 * tree-cfg.c: Include tree-ssa-propagate.h.
2245 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2246 needed.
2247
2248 2005-05-24 Nick Clifton <nickc@redhat.com>
2249
2250 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2251 __NO_FPRS__ when 'f' class registers will not be available.
2252
2253 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2254
2255 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
2256 nothing was done.
2257 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
2258 nothing then FAIL.
2259 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
2260 prototype.
2261
2262 2005-05-23 Jeff Law <law@redhat.com>
2263
2264 * tree-ssa-dom.c (cprop_into_stmt): Do not call
2265 recompute_tree_invariant_for_addr_expr here.
2266 (optimize_stmt): Call it here instead and do so if anything
2267 at all has changed in the statement and the RHS is an ADDR_EXPR.
2268 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2269 needed, call recompute_tree_invariant_for_addr_expr.
2270 * tree-ssa-propagate.c (substitute_and_fold): Call
2271 recompute_tree_invariant_for_addr_expr as needed.
2272
2273 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
2274
2275 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2276 saving less registers than the replacement.
2277
2278 2005-05-23 Jan Hubicka <jh@suse.cz>
2279
2280 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2281
2282 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2283
2284 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2285 * config/sparc/sparc.c (sparc_expand_move): New function.
2286 (sparc_emit_set_const64): Rewrite assert condition on entry.
2287 (legitimate_constant_p) <CONST_VECTOR>: New case.
2288 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2289 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2290 movV64, movtf): Use nonimmediate_operand for the first operand.
2291 Rewrite. Only invoke sparc_expand_move.
2292 * config/sparc/predicates.md (input_operand): Reorder tests.
2293
2294 2005-05-23 Jan Beulich <jbeulich@novell.com>
2295
2296 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2297 missing return statement.
2298
2299 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2300
2301 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
2302 emit_move_insn for moves to TFmode stack slots.
2303
2304 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
2305
2306 * tree-stdarg.c (execute_optimize_stdarg): Handle references
2307 to va_list of the form &va[0].
2308
2309 2005-05-20 Jan Hubicka <jh@suse.cz>
2310
2311 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
2312 * genemit.c (main): Make insn-emit to include basic-block.h too.
2313
2314 2005-05-20 Jan Hubicka <jh@suse.cz>
2315
2316 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
2317
2318 2005-05-19 Richard Henderson <rth@redhat.com>
2319
2320 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
2321 emit_store_conditional): Split out from ...
2322 (alpha_split_atomic_op): ... here.
2323 (alpha_split_compare_and_swap): New; extract from .md file.
2324 (alpha_split_lock_test_and_set): Likewise.
2325 * config/alpha/alpha-protos.h: Update.
2326 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2327 split code into alpha.c.
2328 (sync_lock_test_and_set<I48MODE>): Likewise.
2329
2330 2005-05-19 Richard Henderson <rth@redhat.com>
2331
2332 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2333
2334 2005-05-19 Richard Henderson <rth@redhat.com>
2335
2336 * config/i386/sse.md (mulv4si3): Use all register inputs.
2337 (mulv2di3): Likewise.
2338
2339 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
2340
2341 * tree-ssa-loop-ivopts.c (determine_base_object): Use
2342 build_fold_addr_expr to generate trees of correct type.
2343 Use fold_buildN if possible.
2344
2345 2005-05-19 Jan Hubicka <jh@suse.cz>
2346
2347 * basic-block.h (REG_BR_PROB_BASE): Define.
2348 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
2349 (dump_cgraph_node): Dump count.
2350 (cgraph_clone_edge): Rescale counts.
2351 (cgraph_clone_node): Likewise.
2352 * cgraph.h: Include basic-block.h
2353 (cgraph_node): Add count.
2354 (cgraph_edge): Add count and loop_nest.
2355 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
2356 Update prototypes.
2357 * cgraphunit.c: Kill now redundant inlining comment.
2358 (cgraph_create_edges): Make static, maintain current basic block;
2359 fix pasto.
2360 (record_call_1): Fill in new fields.
2361 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2362 cgraph_clone_node.
2363 (cgraph_decide_recursive_inlining): Likewise.
2364 * rtl.h (REG_BR_PROB_BASE): Kill.
2365 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
2366 (expand_call_inline): Update call of cgraph_create_edge.
2367 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2368
2369 2005-05-19 Nick Clifton <nickc@redhat.com>
2370
2371 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
2372 new rs6000_explicit_options structure.
2373
2374 2005-05-19 Richard Henderson <rth@redhat.com>
2375
2376 PR target/21390
2377 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
2378 TFmode code swapping ...
2379 (alpha_emit_xfloating_compare): ... here.
2380 (alpha_emit_setcc): Update to match.
2381 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
2382
2383 2005-05-19 Richard Henderson <rth@redhat.com>
2384
2385 PR target/21657
2386 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
2387 memory indirection in local-dynamic case.
2388
2389 2005-05-18 Jie Zhang <jie.zhang@analog.com>
2390 Bernd Schmidt <bernd.schmidt@analog.com>
2391
2392 * config/bfin/bfin.c (branch_dest): Add comment why it's
2393 necessary.
2394 * config/bfin/bfin.md (attr "length" default): Change the offset of
2395 forward conditional branch of length 4 from 4096 to 4092.
2396
2397 2005-05-19 Jan Beulich <jbeulich@novell.com>
2398
2399 * unwind-compat.c: Include tconfig.h and tsystem.h.
2400 * unwind-dw2-fde-compat.c: Likewise.
2401
2402 2005-05-18 Richard Henderson <rth@redhat.com>
2403
2404 PR 21541
2405 * ifcvt.c (noce_process_if_block): Avoid conversion when the
2406 memory destination is readonly.
2407
2408 2005-05-18 Richard Henderson <rth@redhat.com>
2409
2410 PR 21541
2411 * tree-ssa-operands.c (opf_non_specific): New.
2412 (get_asm_expr_operands): Set it.
2413 (add_call_clobber_ops, add_call_read_ops): Likewise.
2414 (add_stmt_operand): Test it instead of opf_kill_def when
2415 considering unmodifiable variables.
2416
2417 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
2418
2419 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
2420
2421 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
2422 tree-ssa-forwprop.c: Fix comment typos.
2423 * doc/invoke.texi: Fix a typo.
2424
2425 2005-05-18 Richard Henderson <rth@redhat.com>
2426
2427 * config.gcc (powerpc-*-linux*): Include linux64.opt when
2428 including linux64.h.
2429
2430 2005-05-18 Richard Henderson <rth@redhat.com>
2431
2432 * tree-cfg.c (pass_remove_useless): Revert last change.
2433 * tree-optimize.c (init_tree_optimization_passes): Initialize
2434 all_lowering_passes with PROP_gimple_any.
2435
2436 2005-05-18 Devang Patel <dpatel@apple.com>
2437
2438 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
2439 the mask end.
2440
2441 2005-05-18 Richard Henderson <rth@redhat.com>
2442
2443 * tree-ssa-forwprop.c (cfg_changed): New.
2444 (tidy_after_forward_propagate_addr): New.
2445 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
2446 (forward_propagate_addr_into_variable_array_index): Likewise.
2447 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
2448 edges were removed.
2449
2450 2005-05-18 Geoffrey Keating <geoffk@apple.com>
2451
2452 * dummy-checksum.c: New.
2453 * genchecksum.c: New.
2454 * c.opt (print_pch_checksum): New flag.
2455 * c-pch.c (struct c_pch_validity): Make much shorter.
2456 (no_checksum): New.
2457 (host_machine): Remove.
2458 (target_machine): Remove.
2459 (get_ident): Change PCH version number.
2460 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
2461 Don't put triplets or version string in PCH validity data.
2462 Do put the compiler checksum in the validity data.
2463 (c_common_valid_pch): Don't check triplets or version string. Do
2464 check checksum.
2465 (c_common_print_pch_checksum): New.
2466 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
2467 Print fingerprint with -v.
2468 * c-common.h (c_common_print_pch_checksum): New.
2469 (executable_checksum): New.
2470 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
2471 (cc1-dummy): New rule.
2472 (cc1-checksum.c): New rule.
2473 (cc1-checksum.o): New rule.
2474 (cc1): Add checksum support.
2475 (build/genchecksum): New.
2476 (build/genchecksum.o): New.
2477 (dummy-checksum.o): New.
2478 (genobjnames): Add genchecksum.o.
2479 (mostlyclean): Remove *-checksum.c.
2480 (gnucompare): Add libgcc to list of directories checked.
2481 Make comparison problems in libgcc/ and with checksum files only
2482 be warnings.
2483 * doc/invoke.texi (Precompiled Headers): Remove caution.
2484 Document that it must be the exact same binary. Add a few
2485 known-safe flags to the list.
2486
2487 * rs6000/predicates.md (fix_trunc_dest_operand): New.
2488 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
2489 Check that a memory operand is valid before trying to use it.
2490
2491 * tree-cfg.c (pass_remove_useless): This pass works on trees.
2492
2493 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
2494
2495 * tree.c (build1_stat): Don't try to handle two-operand
2496 tree codes.
2497
2498 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
2499
2500 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
2501 * config/sh/sh.h: Update mask names throughout.
2502 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
2503 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
2504 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
2505 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
2506 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
2507 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
2508 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
2509 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
2510 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
2511 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
2512 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
2513 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
2514 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
2515 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
2516 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
2517 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
2518 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
2519 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
2520 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
2521 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
2522 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
2523 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
2524 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
2525 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
2526 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
2527 (SUBTARGET_SWITCHES): Delete.
2528 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
2529 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
2530 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
2531 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
2532 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
2533 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
2534 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
2535 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
2536 (SUPPORT_SH3): Likewise SUPPORT_SH2.
2537 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
2538 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
2539 SUPPORT_SH4_NOFPU.
2540 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
2541 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
2542 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
2543 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
2544 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
2545 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
2546 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
2547 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
2548 (SUPPORT_ANY_SH5): New macros.
2549 (TARGET_NONE): Replace with...
2550 (MASK_ARCH): ...this new macro.
2551 * config/sh/elf.h: Update mask names
2552 * config/sh/linux.h: Likewise.
2553 * config/sh/little.h: Likewise.
2554 * config/sh/netbsd-elf.h: Likewise.
2555 * config/sh/symbian-pre.h: Likewise.
2556 * config/sh/sh.c (sh_handle_option): New function.
2557 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2558 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
2559 (sh_target_switches, target_switches): Delete.
2560 (sh_pch_valid_p): Check for specific differences in the target_flags
2561 settings.
2562 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
2563 * config/sh/sh.opt: New file.
2564
2565 2005-05-18 Richard Henderson <rth@redhat.com>
2566
2567 PR target/21632
2568 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
2569 small_addr_symbolic_operand.
2570
2571 2005-05-18 Jeff Law <law@redhat.com>
2572
2573 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2574 propagate an ADDR_EXPR if the definition and use sites are
2575 in different EH regions.
2576
2577 2005-05-18 Ian Lance Taylor <ian@airs.com>
2578
2579 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
2580 obstack_grow.
2581
2582 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2583
2584 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
2585
2586 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
2587
2588 Fix PR tree-optimization/21407
2589
2590 * tree-ssa-operands.c (note_addressable): Change
2591 COMPONENT_REF handling in response to aliasing
2592 discussion.
2593
2594 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2595
2596 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
2597 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
2598 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
2599 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
2600 the default on Solaris too.
2601
2602 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
2603
2604 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
2605 is okay too.
2606
2607 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2608
2609 * timevar.def (TV_SCEV_CONST): New timevar.
2610 * tree-optimize.c (init_tree_optimization_passes): Add
2611 pass_scev_cprop.
2612 * tree-pass.h (pass_scev_cprop): Declare.
2613 * tree-scalar-evolution.c (scev_const_prop): New function.
2614 * tree-scalar-evolution.h (scev_const_prop): Declare.
2615 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
2616 New.
2617 * tree-cfg.c (replace_uses_by): Export.
2618 * tree-flow.h (replace_uses_by): Declare.
2619
2620 2005-05-17 Ziemowit Laski <zlaski@apple.com>
2621 Mike Stump <mrs@apple.com>
2622
2623 Yet more Objective-C++...
2624
2625 * c-common.h (objc_finish_try_stmt): Add.
2626 (objc_build_synchronized): Add.
2627 (objc_generate_write_barrier): Add.
2628 * stub-objc.c (objc_build_synchronized): Add return value.
2629 (objc_finish_try_stmt): Likewise.
2630 (objc_generate_write_barrier): Add.
2631
2632 * c-common.h (objc_rewrite_function_call): Add.
2633 * c-typeck.c (build_function_call): Allow objc to rewrite
2634 FUNCTION_DECLs.
2635 (build_modify_expr): Allow objc to generate write barriers.
2636 * c.opt (Wassign-intercept): Add.
2637 (Wstrict-selector-match): Add.
2638 (fobjc-call-cxx-cdtors): Add.
2639 (fobjc-direct-dispatch): Add.
2640 (fobjc-gc): Add.
2641 * dbxout.c (get_lang_number): Add Objective-C++ support.
2642 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
2643 (-Wstrict-selector-match): Likewise.
2644 (-fobjc-direct-dispatch): Likewise.
2645 (-Wassign-intercept): Likewise.
2646 (Overall Options): Likewise.
2647 * gengtype.c (get_output_file_with_visibility): Likewise.
2648 * stub-objc.c (objc_rewrite_function_call): Add.
2649 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
2650
2651 * c-common.c (flag_objc_exceptions): Remove.
2652 (flag_objc_sjlj_exceptions): Remove.
2653 * c-decl.c (objc_mark_locals_volatile): Don't change decls
2654 that are already ok.
2655 * c-opts.c (c_common_handle_option, case
2656 OPT_fobjc_exceptions): Remove.
2657 (case OPT_fobjc_sjlj_exceptions): Remove
2658 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
2659 (fobjc-exceptions): Likewise.
2660 (fobjc-sjlj-exceptions): Likewise.
2661 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
2662 (OFFS_ASSIGNIVAR_FAST): Add.
2663
2664 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2665
2666 * config/sparc/sparc.md (movhi): Do not test constness
2667 of operand #1 twice.
2668 (movsi): Likewise.
2669 (movdi): Unconditionally accept zero as second operand
2670 when the first is memory.
2671 (movdi_insn_sp32): Handle above case.
2672 (DImode splitter): Use predicates.
2673 (DImode splitter): Use const_zero_operand predicate.
2674 (movsf_insn): Swap 2 alternatives.
2675
2676 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2677
2678 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
2679 expand_simple_operations to bases of the ivs.
2680 (tree_int_cst_sign_bit): Export.
2681 * tree-flow.h (expand_simple_operations): Declare.
2682 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
2683 tree_int_cst_sign_bit.
2684 (expand_simple_operations): Export.
2685 * tree.h (tree_int_cst_sign_bit): Declare.
2686
2687 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2688
2689 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
2690 merged block.
2691 (replace_uses_by): New function.
2692 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
2693 * tree-flow.h (fold_stmt_inplace): Declare.
2694 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
2695 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
2696 info after cfg cleanup.
2697
2698 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2699
2700 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
2701 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
2702 const.
2703
2704 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2705
2706 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
2707 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
2708 * timevar.c (timevar_ggc_mem_total): New variable.
2709 (GGC_MEM_BOUND): New constant.
2710 (get_time): Record ggc memory status.
2711 (timevar_accumulate): Accumulate amount of ggc memory.
2712 (timevar_print): Print consumption of ggc memory.
2713 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
2714 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
2715 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
2716 * timevar.h (struct timevar_time_def): Add ggc_mem field.
2717 (timevar_ggc_mem_total): Declare.
2718
2719 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
2720
2721 * tree-into-ssa.c (update_ssa): Clean up by shortening the
2722 live range of DFS.
2723
2724 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2725
2726 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
2727 define_code_attr.
2728 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
2729 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
2730 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
2731 ("s<ocond:code>"): Rename from respectively "b<ncond>",
2732 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
2733 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
2734 "s<rcond>" and "s<ocond>".
2735 ("b<ocond:code>", "*b<ocond:code>_reversed")
2736 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
2737 output statement section.
2738
2739 2005-05-17 Roger Sayle <roger@eyesopen.com>
2740
2741 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
2742
2743 2005-05-17 Steven Bosscher <stevenb@suse.de>
2744 Stuart Hastings <stuart@apple.com>
2745 Jan Hubicka <jh@suse.cz>
2746 Dale Johannesen <dalej@apple.com>
2747
2748 * cgraph.h (cgraph_node): Add 'lowered' state.
2749 (cgraph_lower_function): Declare.
2750 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
2751 (cgraph_lower_function): New function.
2752 (cgraph_create_edges): Deal with lowered function bodies.
2753 (verify_cgraph_node): Likewise.
2754 (cgraph_analyze_function): Do lowering job.
2755 (cgraph_build_static_cdtor): Likewise.
2756 * function.h (struct function): Add saved_eh and saved_cfg.
2757 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
2758 * tree-cfg.c (fold_cond_expr_cond): Export.
2759 * tree-flow.h (fold_cond_expr_cond): Declare.
2760 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
2761 pointer-set.
2762 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
2763 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
2764 callee_cfun, block, eh_region, eh_region_offset.
2765 (inlining_p): New predicate.
2766 (remap_decl): Update for new inline_data; declare newly created inline
2767 vars in low gimple way.
2768 (copy_body_r): Update for new datastructure, simplify some of handling
2769 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
2770 deal with RESX_EXPRs.
2771 (copy_bb): New.
2772 (copy_edges_for_bb): Likewise.
2773 (remap_decl_1): New.
2774 (copy_cfg_body): New.
2775 (copy_generic_body): Rewrite to work on low gimple.
2776 (copy_body): Turn into simple wrapper around copy_cfg_body.
2777 (setup_one_parameter): Insert new statements into given basic block.
2778 (initialize_initialized_parameters): Likewise, reorganize way things are
2779 gimplified.
2780 (declare_return_variable): Update for new inline data datastructure.
2781 (inline_forbidden_p): Work on low gimple.
2782 (estimate_num_insns): Likewise.
2783 (expand_call_inline): Work on CFG.
2784 (push_cfun, pop_cfun): New functions.
2785 (cfun_stack): New stack.
2786 (add_lexical_block): New function.
2787 (gimple_expand_calls_inline): Work on basic block.
2788 (optimize_inline_calls): Likewise.
2789 (clone_body, save_body, unsave_ewpr_now): Update for new
2790 datastructures.
2791 (declare_inline_vars): Work on block instead of bind_expr.
2792 (inlining_p): New predicate.
2793 * tree-inline.h (push_cfun, pop_cfun): Declare.
2794 * tree-optimize.c: Include except.h
2795 (all_lowering_passes): New variable.
2796 (execute_fixup_cfg, pass_fixup_cfg): New pass.
2797 (init_tree_optimization_passes): Move some to all_lowering_passes.
2798 (tree_lowering_passes): New function.
2799 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
2800 * tree-pass.h (tree_lowering_passes): Declare
2801
2802 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2803
2804 * unwind-dw2-fde-darwin.c: Include tsystem.h.
2805
2806 2005-05-17 Jeff Law <law@redhat.com>
2807
2808 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
2809 * tree-ssa-forwprop.c: Include langhooks.h.
2810 (forward_propagate_addr_expr_into_variable_array_index): New.
2811 (forward_propagate_addr_expr): New.
2812 (tree_ssa_forward_propagate_single_use_vars): Loop over all
2813 the statements in the block instead of just the last statement.
2814 Call forward_propagate_addr_expr as needed.
2815 (pass_forwprop): Update the SSA graph after forward propagation is
2816 complete.
2817
2818 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
2819
2820 * unwind-dw2-fde-glibc.c (base_from_cb_data,
2821 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
2822 appropriate.
2823 * unwind-dw2-fde.c (__deregister_frame_info_bases,
2824 base_from_object, fde_split, end_fde_sort): Likewise.
2825 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
2826 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
2827 uw_init_context_1): Likewise.
2828 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
2829 _Unwind_Resume_or_Rethrow): Likewise.
2830 * unwind-pe.h (__gxx_abort): Do not define.
2831 (size_of_encoded_value, base_of_encoded_value,
2832 read_encoded_value_with_base): Use gcc_unreachable.
2833 * unwind.h (_Unwind_GetTextRelBase): Likewise.
2834
2835 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2836
2837 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
2838 (cfi_end): New macros.
2839 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
2840 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
2841 an eight byte stack frame.
2842 (__NR_tkill): Define.
2843 (__div0): Use gettid tkill on GNU/Linux.
2844 (_arm_return): Add CFI.
2845 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
2846
2847 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
2848
2849 * configure.ac: Remove spaces around assignment to
2850 gcc_cv_ld_sysroot.
2851 * configure: Regenerated.
2852
2853 2005-05-17 David Edelsohn <edelsohn@gnu.org>
2854
2855 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
2856 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
2857 aix_struct_ret.
2858 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
2859 Modify aix_struct_return variable, not target_flags.
2860 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
2861 (rs6000_return_in_memory): Test aix_struct_return.
2862 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
2863 independent variable. Report mxl-compat.
2864
2865 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
2866
2867 * config/bfin/bfin.md (eh_return): Add missing DONE.
2868
2869 2005-05-17 Ian Lance Taylor <ian@airs.com>
2870
2871 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
2872 field.
2873 (mode_attr_index): Remove check for defined attribute. Remove
2874 infile parameter. Change all callers.
2875 (apply_mode_maps): Add unknown parameter. Change caller. Always
2876 return after finding attribute.
2877 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
2878 callers.
2879 (apply_macro_traverse): Set mtd->unknown_mode_attr.
2880 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
2881 attribute used for a mode.
2882
2883 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2884
2885 * tree-ssa-math-opts.c: New file.
2886
2887 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2888
2889 * tree-ssa-math-opts.c: New file.
2890
2891 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
2892
2893 * Makefile.in: Add tree-ssa-math-opts.c.
2894 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
2895 * fold-const.c (distribute_real_division): New.
2896 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
2897 * tree-pass.h (pass_cse_reciprocals): New.
2898 * tree-optimize.c (init_tree_optimization_passes): Run it.
2899 * doc/passes.texi: Document the new pass.
2900
2901 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
2902
2903 PR middle-end/21595
2904 * builtins.c (fold_builtin_constant_p): Handle
2905 &"string cst"[0] as constant.
2906
2907 2005-05-17 Richard Henderson <rth@redhat.com>
2908
2909 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
2910
2911 2005-05-17 Jakub Jelinek <jakub@redhat.com>
2912
2913 PR middle-end/21492
2914 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
2915 src2 if src2 has been split.
2916
2917 PR tree-optimization/21610
2918 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
2919 returning DECL, call unshare_expr.
2920
2921 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
2922
2923 * config/cris/cris.md: Unquote preparation and output statements.
2924 (BWD, WD, BW): New, mode-macros.
2925 (S, s, m, mm, nbitsm1): New, mode-attrs.
2926 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
2927 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
2928 code-attrs.
2929 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
2930 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
2931 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
2932 "*cmp_swapexthi".
2933 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
2934 ("movdi"): Move misplaced head comment regarding necessity of
2935 movdi from movsi to here.
2936 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
2937 "*mov_sidehi_biap".
2938 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
2939 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
2940 "*mov_sideqi_biap_mem".
2941 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
2942 "*mov_sidehi_mem".
2943 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
2944 "*clear_sidehi_biap" and "*clear_sideqi_biap".
2945 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
2946 and "*clear_sideqi".
2947 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
2948 "*ext_sidehisi_biap".
2949 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
2950 "*ext_sidehisi".
2951 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
2952 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
2953 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
2954 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
2955 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
2956 "zero_extendqisi2".
2957 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
2958 "*op_sidehi_biap" and "*op_sidesi_biap".
2959 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
2960 "*op_sidesi".
2961 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
2962 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
2963 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
2964 "*op_swap_sidehi" and "*op_swap_sidesi".
2965 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
2966 in the N alternative of "subqi3".
2967 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
2968 "*extophisi_side_biap".
2969 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
2970 "*extophisi_side".
2971 ("*extop<mode>si_swap_side_biap"): Replace
2972 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
2973 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
2974 "*extophisi_swap_side".
2975 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
2976 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
2977 "*extophisi_swap".
2978 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
2979 "mulqihi3", "mulhisi3" and "mulhisi3".
2980 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
2981 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
2982 "umulsi3_highpart".
2983 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
2984 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
2985 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
2986 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
2987 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
2988 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
2989 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
2990 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
2991 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
2992 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
2993 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
2994 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
2995 "*ashlhi_lowpart".
2996 ("abs<mode>2"): Replace "abshi2" and "absqi2".
2997 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
2998 "bleu".
2999 ("b<ocond>"): Replace "bgt" and "ble".
3000 ("b<rcond>"): Replace "blt" and "bge".
3001 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3002 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3003 "*bleu_reversed".
3004 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3005 "*ble_reversed".
3006 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3007 "*blt_reversed".
3008 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3009 "sne".
3010 ("s<rcond>"): Replace "sge" and "slt".
3011 ("s<ocond>"): Replace "sgt" and "sle".
3012 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3013 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3014 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3015 clear.w [rx=rx+i] and clear.b [rx=rx+i].
3016
3017 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3018
3019 * varasm.c (struct constant_descriptor_tree): Add hash field.
3020 (const_desc_hash): Just return hash field.
3021 (const_desc_eq): If hash values are different, return 0 immediately.
3022 (output_constant_def): Compute hash field of temporary key, use
3023 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
3024 newly built constant descriptor.
3025 (lookup_constant_def): Compute hash field of temporary key, use
3026 htab_find_with_hash instead of htab_find.
3027
3028 2005-05-16 Richard Henderson <rth@redhat.com>
3029
3030 * config/i386/sse.md (mulv4si3): New.
3031
3032 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3033
3034 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3035 tests for noncanonical versions of reg+constant and
3036 reg+reg*{1,2,4}.
3037
3038 2005-05-16 Richard Henderson <rth@redhat.com>
3039 Steven Bosscher <stevenb@suse.de>
3040
3041 PR tree-opt/21399
3042 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
3043 maybe_clean_eh_stmt; take old stmt parameter. Update EH
3044 region data structure to match replacement.
3045 * tree-flow.h: Update to match.
3046 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3047 * tree-ssa-dom.c (optimize_stmt): Likewise.
3048 * tree-ssa-pre.c (eliminate): Likewise.
3049 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3050
3051 2005-05-16 Caroline Tice <ctice@apple.com>
3052
3053 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
3054 internal_error with gcc_assert.
3055 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
3056 * function.h (struct function): Remove space between "*" and
3057 struct field names.
3058 * varasm.c (initialize_cold_section_name): Add gcc_assert;
3059 modify to use alloca.
3060 (unlikely_text_section): Add check for flag_function_sections.
3061 (assemble_start_function): Move call to resolve_section, so it
3062 comes before first call to unlikely_text_section.
3063 (assemble_end_function): Add test and call to function_section
3064 if appropriate.
3065
3066 2005-05-16 Roger Sayle <roger@eyesopen.com>
3067
3068 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
3069 instead of build_binary_op when performing code transformations
3070 to avoid error messages about constructs not it the user's code.
3071
3072 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3073
3074 * tree-ssa-pre.c: Fix a comment typo.
3075
3076 2005-05-16 Richard Henderson <rth@redhat.com>
3077
3078 PR target/21556
3079 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
3080 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
3081 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
3082 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
3083 add_tprel22): Remove mode from symbolic operand.
3084
3085 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3086
3087 * optc-gen.awk: Include intl.h after the externally-provided files.
3088
3089 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3090
3091 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
3092 folding a COND_EXPR_COND in a nondestructive manner.
3093
3094 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
3095
3096 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
3097 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
3098 New values for vec_select definitions and bitmask for element
3099 selection.
3100
3101 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3102
3103 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
3104 Change the type to VEC(rtx,gc)*.
3105 (mem_loc_descriptor, add_const_value_attributes,
3106 dwarf2out_init): Adjust uses of used_rtx_varray.
3107
3108 * tree-data-ref.c (compute_all_dependences): Change the type
3109 of dependence_relations to VEC(ddr_p,heap)**.
3110 (compute_data_dependences_for_loop): Change the type of
3111 allrelations to VEC(ddr_p,heap)*.
3112
3113 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3114
3115 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
3116 system.h, coretypes.h and tm.h.
3117 (options.o): Update dependencies accordingly.
3118 * optc-gen.awk: Allow header_name to be a list of filenames.
3119 Handle the "Condition" flag.
3120 * opts.h (CL_DISABLED): New flag.
3121 * opts.c (handle_option): Print an error for CL_DISABLED options.
3122 * doc/options.texi: Document the "Condition" option flag.
3123
3124 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
3125
3126 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
3127
3128 2005-05-15 Roger Sayle <roger@eyesopen.com>
3129
3130 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
3131 check for TREE_OVERFLOW on INTEGER_CST trees.
3132 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
3133 CONSTANT_CLASS_P tree nodes.
3134
3135 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
3136
3137 PR target/21551
3138 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
3139
3140 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
3141
3142 Fix PR tree-optimization/21576
3143
3144 * tree-ssa-pre.c (expression_node_pool): New pool.
3145 (comparison_node_pool): Ditto.
3146 (list_node_pool): Ditto.
3147 (pool_copy_list): New function.
3148 (phi_translate): Handle CALL_EXPR.
3149 (valid_in_set): Ditto.
3150 (create_expression_by_pieces): Ditto.
3151 (insert_into_preds_of_block): Ditto.
3152 (insert_aux): Ditto.
3153 (compute_avail): Ditto.
3154 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
3155 (can_value_number_call): New function.
3156 (find_leader): Update comment.
3157 (init_pre): Create new pools.
3158 (fini_pre): Free new pools.
3159 (pass_pre): Add TODO_update_ssa for the future when we are going
3160 to need vops.
3161 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
3162 (set_value_handle): Ditto.
3163 (get_value_handle): Ditto.
3164
3165 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
3166
3167 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
3168
3169 2005-05-15 Andreas Jaeger <aj@suse.de>
3170
3171 * gcc.c (pfatal_pexecute): Remove unused local function.
3172
3173 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
3174
3175 * optc-gen.awk: Remove excess indentation.
3176 * opth-gen.awk: Likewise.
3177
3178 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
3179
3180 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3181 of basic_block_info. Call init_flow and find_basic_blocks
3182 before dbr_schedule if needed.
3183
3184 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3185
3186 * tree-optimize.c (init_tree_optimization_passes): Move
3187 pass_cd_dce in place of the last pass_dce.
3188
3189 PR tree-optimization/21563
3190 * tree-vrp.c (compare_value): Return boolean_false_node when
3191 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3192 strictly larger than CST.
3193
3194 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
3195 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3196
3197 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3198 gcc_assert().
3199 (rev_cond_name) Likewise.
3200 (vax_float_literal) Likewise.
3201 * config/vax/vax.md: Likewise.
3202
3203 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3204
3205 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3206 registers and use them (specifically the stack pointer).
3207 * config/vax/vax.h: Use above defines right here.
3208
3209 * config/vax/vax.c: (override_options) Remove 'register' keyword.
3210 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3211 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3212 whitespace.
3213 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3214 mostly removal of trailing spaces...
3215 * config/vax/vax-modes.def: Remove trailing whitespace.
3216
3217 * config/vax/elf.h: Update whitespace.
3218
3219 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3220
3221 Revert
3222 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3223 * fold-const.c (fold_indirect_ref_1): Avoid removing
3224 NOP_EXPRs with type qualifiers like const.
3225
3226 2005-05-14 Jan Hubicka <jh@suse.cz>
3227
3228 Patch by Richard Henderson:
3229 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3230 Handle RESX expressions properly.
3231
3232 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3233 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3234 (remove_stmt_from_eh_region_fn): Likewise.
3235
3236 * tree-cfg.c (execute_warn_function_return): Break out noreturn
3237 warning too..
3238 (execute_warn_function_noreturn): ... here.
3239 (pass_warn_function_noreturn): New pass.
3240 * tree-pass.h (pass_warn_function_noreturn): Declare
3241 * tree-optimize.c (init_tree_optimization_passes): Move return
3242 warnings early and add noreturn warnings at place of previous
3243 return warnings.
3244
3245 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3246
3247 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3248 root_var_init, type_var_init): Use VEC instead of VARRAY.
3249 * tree-ssa-live.h (tree_partition_associator_d): Change the
3250 type of trees to VEC(tree,heap)*.
3251 (tpa_tree): Use VEC instead of VARRAY.
3252
3253 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3254
3255 * fold-const.c (div_if_zero_remainder): New function.
3256 (try_move_mult_to_index): Use it.
3257
3258 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3259
3260 * tree-eh.c (leh_tf_state): Change the type of dest_array to
3261 VEC(tree,heap)*.
3262 (maybe_record_in_goto_queue, lower_try_finally_onedest,
3263 lower_try_finally_copy, lower_try_finally_switch,
3264 lower_try_finally): Use VEC instead of VARRAY.
3265
3266 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
3267
3268 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3269 comment regarding defined register classes.
3270 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3271
3272 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3273
3274 * tree-optimize.c (init_tree_optimization_passes): Move
3275 pass_merge_phi before the first pass_dominator.
3276
3277 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
3278
3279 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3280 unconditional.
3281
3282 2005-05-13 Josh Conner <jconner@apple.com>
3283
3284 * config/arm/arm.c (arm_size_return_regs): New.
3285 (thumb_unexpanded_epilogue): replace in-line calculation
3286 of return registers with call to arm_size_return_regs.
3287 (use_return_insn): Include test of which registers are
3288 being used to hold return values, to accommodate
3289 vector return values.
3290
3291 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
3292
3293 * config/rs6000/sysv4.opt (mlittle): Handle.
3294
3295 * config/rs6000/rs6000.c (rs6000_handle_option): Set
3296 target_flags_explicit when appropriate.
3297
3298 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3299
3300 PR middle-end/20714:
3301 * optabs.c (no_conflict_data): New struct.
3302 (no_conflict_move_test): New function.
3303 (emit_no_conflict_block): Use it.
3304
3305 2005-05-13 Adam Nemet <anemet@lnxw.com>
3306
3307 * doc/invoke.texi (Debugging Options): Option
3308 -fdump-translation-unit only works with C++ now.
3309
3310 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3311
3312 Replace calls to abort in CRIS port.
3313 * config/cris/cris.h (CRIS_ASSERT): New macro.
3314 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
3315 internal_error instead of abort.
3316 ("movsi"): Ditto. Unquote preparation statement section.
3317 ("call", "call_value"): Ditto, but use gcc_assert where
3318 appropriate. Tweak comments.
3319 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
3320 CRIS_ASSERT.
3321 (cris_op_str): Call internal_error, not abort.
3322 (cris_print_operand): Tweak "abort" reference to "die" in comment.
3323 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
3324 (cris_notice_update_cc): Call internal_error, not abort.
3325 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
3326 (cris_emit_movem_store, cris_asm_output_symbol_ref)
3327 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3328 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3329 ENABLE_CHECKING-guarded abort call.
3330 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3331 Use internal_error at end of test-chain.
3332
3333 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3334
3335 PR rtl-optimization/20769:
3336 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3337 pattern emitted by expand_nl_goto_receiver.
3338
3339 PR middle-end/20793:
3340 * integrate.c (allocate_initial_values): Update register liveness
3341 information.
3342
3343 2005-05-13 Josh Conner <jconner@apple.com>
3344
3345 * arm.c (arm_return_in_memory): Add handling for vector return types.
3346
3347 2005-05-13 David Ung <davidu@mips.com>
3348
3349 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
3350 name.
3351 * config/mips/mips.c: Add 4km alias.
3352 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
3353 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
3354 description.
3355
3356 2005-05-13 Jan Hubicka <jh@suse.cz>
3357
3358 * c-decl.c (finish_function): Suppress "control reaches end of
3359 non-void function" when "no return statement in function
3360 returning non-void" is issued.
3361
3362 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
3363 * tree-optimize.c (pass_gimple): Kill.
3364 (init_tree_optimization_passes): Kill pass_gimple.
3365 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
3366 * tree-dump.c (dump_files): Rename .generic to .gimple.*
3367
3368 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3369
3370 PR rtl-optimization/20756:
3371 * basic-block.h (PROP_DEAD_INSN): Define.
3372 * flow.c (propagate_one_insn): Set during mark_set_regs call
3373 for a dead insn.
3374 (mark_set_1): Emit a clobber when we are about to delete a dead insn
3375 that kills a live register.
3376
3377 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
3378
3379 * config/s390/s390.md: ("DBL"): New mode attribute.
3380 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
3381 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
3382 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
3383
3384 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
3385
3386 * c-format.c (check_format_arg): Handle string literals of
3387 the form &"string"[offset].
3388
3389 * g++.dg/warn/format4.C: New testcase.
3390
3391 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
3392
3393 * config/mips/3000.md, config/mips/4000.md,
3394 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
3395 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
3396 config/mips/generic.md, config/pdp11/pdp11.md,
3397 config/sh/crt1.asm, config/sh/lib1funcs.asm,
3398 config/sh/sh-modes.def, config/sh/sh-protos.h,
3399 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
3400
3401 2005-05-13 Richard Henderson <rth@redhat.com>
3402
3403 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
3404 addition to move unless dest is a register. Do not skip
3405 instantiation in dest on addition simplification.
3406
3407 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3408
3409 * config/cris/cris.c (cris_print_operand) <case 'H'; case
3410 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
3411 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
3412
3413 2005-05-13 Jan Hubicka <jh@suse.cz>
3414
3415 * basic-block.h (FOR_ALL_BB_FN): New macro.
3416 (init_flow): Initialize cfg structure.
3417 * function.c (allocate_struct_function): Do not initialize cfg structure.
3418 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
3419 (build_tree_cfg): ... here.
3420 * tree-flow.h (init_empty_tree_cfg): Declare.
3421
3422 2005-05-12 Steven Bosscher <stevenb@suse.de>
3423
3424 Fix PR tree-optimization/21520
3425 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
3426 to attempt to fold constants.
3427
3428 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3429
3430 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
3431 only when TARGET_ADJUST_UNROLL_MAX is defined.
3432 (general_movsrc_operand): Use the C style comment.
3433 (ua_offset): Use prototype.
3434
3435 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
3436
3437 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
3438 (struct hmr_data, hoist_memory_reference, memref_del,
3439 struct fmrv_data): Removed.
3440 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
3441 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
3442 list.
3443 (find_more_ref_vops): Traverse the list of memory references.
3444 (determine_lsm_loop): Work with the list of memory references instead
3445 of traversing the hashtable.
3446
3447 2005-05-12 Steven Bosscher <stevenb@suse.de>
3448 Stuart Hastings <stuart@apple.com>
3449 Jan Hubicka <jh@suse.cz>
3450
3451 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
3452 duplicate_eh_regions): New functions, based on old
3453 implementation removed with RTL inliner.
3454 (reachable_next_level): Modify behaviour pre-inline.
3455 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
3456 Declare.
3457 * function.h (struct function): Add after_inlining flag.
3458 * tree-optimize.c (tree_rest_of_compilation): Set it.
3459 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
3460 when needed.
3461 * tree-cfg.c (label_to_block_fn): Deal with cases where
3462 label was never insterted into code.
3463
3464 2005-05-12 Zack Weinberg <zack@codesourcery.com>
3465
3466 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
3467
3468 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
3469
3470 Fix PR tree-optimization/21532
3471 * tree-ssa-pre.c (create_expression_by_pieces): stmt
3472 needs to go onto the inserted_exprs list.
3473
3474 2005-05-12 Ian Lance Taylor <ian@airs.com>
3475
3476 * c-common.h (statement_code_p): Don't declare.
3477 (STATEMENT_CODE_P): Don't define.
3478 (INIT_STATEMENT_CODES): Don't define.
3479 * c-common.c (statement_code_p): Don't define.
3480
3481 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3482
3483 * config/sparc/sparc.h: Remove dead code.
3484 * config/sparc/sparc.c (sparc_compute_frame_size): Use
3485 FIRST_PARM_OFFSET for the size of the register window area.
3486 (emit_save_regs): Rename into emit_save_or_restore_regs.
3487 Add 'action' parameter. Use 4095 as upper bound for the offset.
3488 Pass 'action' to save_or_restore_regs.
3489 (emit_restore_regs): Delete.
3490 (sparc_expand_prologue): Call emit_save_or_restore_regs.
3491 (sparc_expand_epilogue): Likewise.
3492 * config/sparc/sparc.md (mode macro P): Move.
3493 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
3494 (mov<V32:mode> expander): Move to the top of the V32 section.
3495 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
3496 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
3497 (sibcall_epilogue): Move.
3498
3499 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3500
3501 PR target/21501
3502 * arm.c (arm_gen_constant): Sign-extend intermediate values when
3503 synthesizing a constant of the difference of two immediates.
3504
3505 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
3506
3507 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
3508 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
3509 the alternatives using integer registers into the appropriate
3510 primitives.
3511
3512 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3513
3514 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
3515 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
3516 * bitmap.h: Fixed comments.
3517
3518 2005-05-11 Richard Henderson <rth@redhat.com>
3519
3520 PR target/21412
3521 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
3522 (ia64_cannot_force_const_mem): New.
3523 (tls_symbolic_operand_type): New.
3524 (ia64_legitimate_constant_p): New.
3525 (ia64_expand_load_address): Return true on success. Improve
3526 checks for when we should not split.
3527 (ia64_expand_tls_address): New addend operand. Distribute it
3528 as appropriate to the tls_kind. Delay referencing gp.
3529 (ia64_expand_move): Split symbolic addend as necessary. Handle
3530 tls symbols with addends.
3531 * config/ia64/ia64-protos.h: Update.
3532 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
3533 p0, f0, f1, and r13.
3534 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
3535 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
3536 (symbolic_operand splitter): Pass everything through
3537 ia64_expand_load_address and FAIL or DONE as appropriate.
3538 (load_fptr): Only accept after reload.
3539 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
3540 load_symptr_low, load_ltoff_dtpmod,
3541 (load_dtpmod): New.
3542 (load_dtprel): Only accept tls symbols.
3543 (load_dtprel64, load_dtprel22): Likewise.
3544 (load_tprel, load_tprel64, load_tprel22): Likewise.
3545 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
3546 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
3547 (add_dtprel14, add_dtprel22): Likewise.
3548 (add_tprel, add_tprel14, add_tprel22): Likewise.
3549 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
3550 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
3551 (got_symbolic_operand): Check CONST offsets.
3552 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
3553 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
3554 (move_operand): Don't handle tls here. Check CONST offsets.
3555
3556 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3557
3558 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
3559 Remove hilo_operand check.
3560 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
3561 * config/mips/predicates.md (hilo_operand): Delete.
3562
3563 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3564
3565 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
3566
3567 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3568
3569 PR tree-optimizer/18472
3570 * tree-if-conv.c (tree_if_convert_stmt,
3571 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
3572
3573 2005-05-11 Jan Hubicka <jh@suse.cz>
3574
3575 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
3576 (GTFILES): add except.h.
3577 * except.c (eh_status): Add throw_stmt_table.
3578 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
3579 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
3580 lookup_stmt_eh_region_fn): Declare.
3581 (throw_stmt_node): New structure.
3582 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
3583 * gengtype.c (open_base_files): Add except.h to inlines.
3584 * tree-eh.c (throw_stmt_node): Kill.
3585 (record_stmt_eh_region): Update.
3586 (add_stmt_to_eh_region_fn): Break out from ...
3587 (add_stmt_to_eh_region): ... here.
3588 (remove_stmt_from_eh_region_fn): Break out from ...
3589 (remove_stmt_from_eh_region): ... here.
3590 (lookup_stmt_eh_region_fn): Break out from ...
3591 (lookup_stmt_eh_region): ... here.
3592 (honor_protect_cleanup_actions): Use build_resx.
3593 (lower_try_finally_onedest): Likewise.
3594 (lower_try_finally_copy): Likewise.
3595 (lower_try_finally_switch): Likewise.
3596 (lower_eh_constructs): Update eh table construction.
3597 * tree.c (build_resx): New.
3598 * tree.h (build_resx): Declare.
3599
3600 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
3601
3602 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
3603 is needed.
3604
3605 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
3606
3607 * fold-const.c, libgcov.c: Fix comment typos.
3608
3609 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
3610 redundant code.
3611
3612 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
3613
3614 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3615 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
3616 default definition.
3617 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
3618
3619 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
3620
3621 PR bootstrap/21481
3622 * crtstuff.c: Include auto-host.h again, for now.
3623
3624 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
3625
3626 * config/mips/24k.md: Remove trailing whitespace.
3627
3628 2005-05-11 David Ung <davidu@mips.com>
3629
3630 * config/mips/mips.md (type): Add imul3.
3631 (length, hazard, may_clobber_hilo): Check for imul3.
3632 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
3633 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
3634 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
3635 for a 3 operand mul and its bypasses.
3636 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
3637 * config/mips/4000.md (r4k_imul): Likewise.
3638 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
3639 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
3640 (vr4130_muldi): Likewise.
3641 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
3642 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
3643 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
3644 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
3645 (ir_vr54_imadd_si): Likewise.
3646 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
3647 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
3648 (rm7_impy_di): Likewise.
3649 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
3650 * config/mips/generic.md (generic_imul): Likewise.
3651 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
3652 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
3653
3654 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
3655
3656 PR middle-end/20371:
3657 * tree.h (record_layout_info_s): New member prev_packed.
3658 * stor-layout.c (update_alignment_for_field): Fix comment about
3659 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
3660 we start it properly aligned.
3661 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
3662 to update_alignment_for_field, and recompute it afterwards using
3663 the alignment of the record.
3664 When a packed bitfield precedes an MS bitfield, don't add padding
3665 at the end of the packed bitfield on behalf of the base type of
3666 the packed bit field.
3667 Don't adjust rli->bitpos at the end
3668 of an MS bitfield run if we already adjusted bitpos/offset for an
3669 alignment as large or larger than the bitfield type size.
3670 Take possible record alignment > BIGGEST_ALIGNMENT into account
3671 when calculating actual_align.
3672 Only put packed buit fields into rli->prev_field if they end up
3673 suitably aligned.
3674 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
3675 Update rli->remaining_in_alignment when we have already started a
3676 run of bit fields and we process a packed bit field.
3677
3678 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
3679
3680 * tree-data-ref.c (find_data_references_in_loop): Give up when
3681 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
3682 may embed arbitrary side effects.
3683 Remove the assumption that GIMPLE form contains a single array
3684 access per statement.
3685 When the statement contains virtual operands, fail if it is not
3686 a MODIFY_EXPR or a CALL_EXPR.
3687 Return after the dont know node is inserted.
3688
3689 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
3690
3691 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
3692
3693 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3694
3695 PR middle-end/19807
3696 PR tree-optimization/19639
3697 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
3698 and generic summands for char* as s * delta, too, folding &a[i]
3699 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
3700 for comparison of steps. Convert types for index addition.
3701 (fold_binary): Adjust the callers to always dispatch to
3702 try_move_mult_to_index.
3703 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
3704 expr with non-gimple ARRAY_REF offset.
3705
3706 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3707
3708 * fold-const.c (fold_indirect_ref_1): Avoid removing
3709 NOP_EXPRs with type qualifiers like const.
3710
3711 2005-05-11 Richard Henderson <rth@redhat.com>
3712
3713 PR c/21502
3714 * c-decl.c (finish_decl): Propagate the completed array type of
3715 a global variable into the binding.
3716
3717 2005-05-10 Matt Kraai <kraai@ftbfs.org>
3718
3719 * Makefile.in (gtype-desc.o, build/genautomata.o)
3720 (build/varray.o): Depend on $(VARRAY_H).
3721
3722 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3723
3724 * tree-optimize.c (init_tree_optimization_passes): Re-organize
3725 optimization passes to do an initial batch of scalar cleanups.
3726
3727 2005-05-10 Ian Lance Taylor <ian@airs.com>
3728
3729 * read-rtl.c (struct macro_traverse_data): Define.
3730 (map_attr_string): New static function, broken out of
3731 apply_macro_to_string.
3732 (mode_attr_index, apply_mode_maps): New static functions.
3733 (apply_macro_to_string): Call map_attr_string.
3734 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
3735 all callers.
3736 (apply_macro_traverse): Expect data to point to a struct
3737 macro_traverse_data.
3738 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
3739 to pass data through htab_traverse.
3740 (read_rtx_1): Add mode_maps parameter. Change all callers.
3741 Handle mode names which are attribute strings.
3742 * doc/md.texi (Substitutions): Rename from String Substitutions.
3743 Change references. Document using attributes as modes.
3744
3745 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3746
3747 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
3748 * tree-optimize.c (init_tree_optimization_passes) Swap
3749 pass_ch and pass_profile.
3750 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
3751 here. Remove rewrite_into_loop_closed_ssa call.
3752
3753 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3754
3755 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
3756 function.
3757 (legitimate_reload_constant_p): Add check for const double zero.
3758 * config/s390/s390.md: Add comment for constraint letter 'G'.
3759 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
3760 attributes for new case.
3761 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
3762 s390_const_double_ok_for_constraint_p.
3763 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
3764 Add prototype.
3765
3766 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3767
3768 PR tree-optimization/21170
3769 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
3770 rewrite_ssa_into_ssa in comments with update_ssa.
3771
3772 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3773
3774 * tree-ssa-loop-im.c: Include hashtab.h.
3775 (struct mem_ref_loc): New.
3776 (struct mem_ref): Describe the set of references with the same
3777 shape.
3778 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
3779 maybe_queue_var, fem_single_reachable_address,
3780 for_each_memref, single_reachable_address,
3781 is_call_clobbered_ref, determine_lsm_reg): Removed.
3782 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
3783 hoist_memory_reference, memref_hash, memref_eq, memref_del,
3784 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
3785 New functions.
3786 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
3787 (determine_lsm_loop): Rewritten.
3788 (determine_lsm): Do not set stmt uids.
3789
3790 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3791
3792 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
3793 letters.
3794
3795 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
3796
3797 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
3798 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
3799 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
3800
3801 2005-05-10 Jeff Law <law@redhat.com>
3802
3803 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
3804 thread_across_edge for any abnormal edges.
3805
3806 2005-05-10 Richard Henderson <rth@redhat.com>
3807
3808 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
3809 * config/ia64/ia64-protos.h: Declare it.
3810 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
3811 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
3812 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
3813 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
3814 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
3815 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
3816 extend result; use release semantics.
3817 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
3818 (sync_val_compare_and_swap_<IMODE>): Update to match.
3819
3820 2005-05-10 Richard Henderson <rth@redhat.com>
3821
3822 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
3823 before comparing it for success.
3824
3825 2005-05-10 Richard Henderson <rth@redhat.com>
3826
3827 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
3828 no return value pattern.
3829
3830 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
3831 H.J. Lu <hongjiu.lu@intel.com>
3832
3833 * libgcov.c (create_file_directory): New function. Create
3834 directory for the given file name.
3835 (gcov_max_filename): New static var. Keeps size of the longest
3836 file name.
3837 (gcov_exit): Always try to create directory for output
3838 file. Relocate each filename basing on environment vars.
3839 (__gcov_init): Remember the longest file name.
3840 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
3841 * doc/gcov.texi (Cross-profiling): New node documenting
3842 cross-profiling management.
3843 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
3844
3845 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3846
3847 * config/sparc/sparc.c (mem_min_alignment): Do not rely
3848 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
3849
3850 2005-05-10 Bob Wilson <bob.wilson@acm.org>
3851
3852 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
3853 case code to avoid one move instruction.
3854 (__umodsi3, __modsi3): Merge duplicated code sequences.
3855
3856 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3857
3858 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
3859 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
3860 * doc/invoke.texi: Fix typos.
3861
3862 * tree-data-ref.c (analyze_array_indexes, analyze_array,
3863 init_data_ref, access_functions_are_affine_or_constant_p,
3864 free_data_refs): Use VEC instead of VARRAY.
3865 * tree-data-ref.h (data_reference): Change the type of
3866 access_fns to VEC(tree,gc)*.
3867 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
3868
3869 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
3870
3871 PR c/17913
3872 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
3873 * fold-const.c (fold): Expand the condition of reducing cond_expr.
3874 (contains_label_1, contains_label_p): New functions for checking
3875 labels in a sub-tree.
3876
3877 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3878
3879 PR c/21342
3880 * c-decl.c (pushdecl): When there is a declaration in the current
3881 scope and the declarations are external linkage, check for
3882 compatibility with the type in the external scope and update the
3883 type in the external scope with the composite type information.
3884 Do not form a composite type of the new type and the visible type
3885 if they are incompatible.
3886
3887 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3888
3889 * crtstuff.c: Revert part of 2005-05-08 Change.
3890 (IN_LIBGCC2): Define.
3891
3892 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3893
3894 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
3895 remove redundant test.
3896 (fp_mov_p): Accept 0.
3897 (fp_high_losum_p): Remove redundant test.
3898 * config/sparc/predicates.md (const_high_operand): Explicitly test
3899 (not small_int_operand).
3900 (fp_const_high_losum_operand): New.
3901 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
3902 (movdi_insn_sp32_v9): Use canonical predicates.
3903 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
3904 (movdi_insn_sp64_novis): Delete.
3905 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
3906 (movsf_insn_novis): Delete.
3907 (movsf_insn_vis): Rename into movsf_insn.
3908 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
3909 (movsf_lo_sum): Use fp_const_high_losum_operand.
3910 (movsf_high): Likewise.
3911 (movsf_high_losum splitter): Likewise.
3912 (mov<V32:mode> expander): Use register_or_zero_operand.
3913 (mov<V64:mode> expander): Likewise.
3914 (movdf_insn_sp32): Use register_or_zero_operand.
3915 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
3916 Rename into movdf_insn_sp32_no_fpu.
3917 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
3918 Rename into movdf_insn_sp32_v9_no_fpu.
3919 (movdf_insn_v9only_novis): Delete.
3920 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
3921 (movdf_insn_sp64_novis): Delete.
3922 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
3923 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
3924 Rename into movdf_insn_sp64_no_fpu.
3925 (movtf expander): Use register_or_zero_operand.
3926 (movtf_insn_sp32): Delete.
3927 (movtf_insn_vis_sp32): Use register_or_zero_operand.
3928 Rename into movtf_insn_sp32.
3929 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
3930 Rename into movtf_insn_sp32_no_fpu.
3931 (movtf_insn_hq_sp64): Delete.
3932 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
3933 Rename into movtf_insn_sp64_hq.
3934 (movtf_insn_sp64): Delete.
3935 (movtf_insn_vis_sp64): Use register_or_zero_operand.
3936 Rename into movtf_insn_sp64.
3937 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
3938 Rename into movtf_insn_sp64_no_fpu.
3939
3940 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
3941
3942 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
3943 gcc_assert and gcc_unreachable as appropriate.
3944 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
3945 xstormy16_output_cbranch_si, xstormy16_split_move,
3946 xstormy16_initial_elimination_offset,
3947 xstormy16_encode_section_info, xstormy16_print_operand_address,
3948 xstormy16_expand_call, xstormy16_expand_arith,
3949 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
3950
3951 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
3952
3953 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
3954 const_copies to VEC(tree,heap)*.
3955 (new_elim_graph, delete_elim_graph, elim_graph_size,
3956 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
3957 instead of VARRAY.
3958
3959 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
3960
3961 PR other/21052
3962 * doc/extend.texi (Type Attributes): Correct example syntax.
3963
3964 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
3965
3966 PR c/21160
3967 * doc/invoke.texi (-Wuninitialized): Update documentation.
3968
3969 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3970
3971 * arm.c (const_ok_for_arm): Use a faster algorithm.
3972
3973 2005-05-09 David Edelsohn <edelsohn@gnu.org>
3974
3975 PR target/21477
3976 * config/rs6000/rs6000.md (add_op2): New.
3977 (add<mode>3): Use it.
3978
3979 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
3980
3981 * arm.c (arm_gen_constant): Add new heuristic for generating
3982 constant integers that can be expressed as the difference of two
3983 valid immediates.
3984
3985 2005-05-09 Roger Sayle <roger@eyesopen.com>
3986
3987 * c-tree.h (parser_build_unary_op): New prototype.
3988 * c-typeck.c (parser_build_unary_op): New function to construct
3989 a unary operation in the C parser.
3990 * c-parser.c (c_parser_unary_expression): Use the new function
3991 parser_build_unary_op when appropriate.
3992
3993 2005-05-09 Mark Mitchell <mark@codesourcery.com>
3994
3995 PR 18655
3996 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
3997 before outputting DWARF_FRAME_RETURN_COLUMN.
3998
3999 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4000
4001 * config/s390/s390.c: (s390_branch_condition_mask,
4002 s390_branch_condition_mnemonic, s390_extra_constraint_str,
4003 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4004 legitimize_pic_address, s390_emit_tls_call_insn,
4005 legitimize_tls_address, legitimize_tls_address,
4006 s390_expand_addcc, print_shift_count_operand, print_operand,
4007 addr_generation_dependency_p, annotate_constant_pool_refs,
4008 s390_split_branches, find_constant_pool_ref,
4009 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4010 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4011 s390_output_pool_entry, s390_function_value,
4012 s390_call_saved_register_used, s390_emit_call): Replace
4013 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4014 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4015 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4016 get_some_local_dynamic_name, s390_function_arg_size,
4017 s390_function_arg_advance, s390_function_arg,
4018 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4019 default case by gcc_unreachable.
4020 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4021 conditional abort by gcc_assert.
4022 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4023 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4024
4025 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4026
4027 * config/s390/s390.c: (s390_decompose_address,
4028 tls_symbolic_operand, legitimate_pic_operand_p,
4029 legitimate_constant_p, legitimate_reload_constant_p,
4030 s390_expand_plus_operand, legitimate_address_p,
4031 legitimate_la_operand_p, ): Remove 'register' from signature.
4032 (symbolic_reference_mentioned_p,
4033 tls_symbolic_reference_mentioned_p): Remove 'register' from local
4034 variable declarations.
4035 (legitimize_address): Remove 'register' from
4036 signature and local variable declarations.
4037
4038 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4039
4040 * config/s390/s390-protos.h: (s390_match_ccmode,
4041 s390_match_ccmode_set, reg_used_in_mem_p,
4042 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4043 legitimate_la_operand_p, preferred_la_operand_p,
4044 s390_short_displacement, addr_generation_dependency_p,
4045 legitimate_reload_constant_p, legitimate_address_p): Change return type
4046 into 'bool'.
4047 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4048 * config/s390/s390.c: (s390_match_ccmode,
4049 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4050 legitimate_reload_constant_p): Change return type into 'bool'.
4051 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4052 Likewise. Additionally adapted comment.
4053 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
4054 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4055 (s390_decompose_address): Change the type of the internal flags
4056 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
4057 (struct s390_address): Change type of "pointer" into bool.
4058 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
4059 Adapt calls for 's390_tm_ccmode' to the new signature.
4060
4061 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4062
4063 * config/s390/s390.c: (s390_match_ccmode_set,
4064 s390_branch_condition_mnemonic, s390_short_displacement,
4065 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
4066 print_shift_count_operand, get_some_local_dynamic_name,
4067 get_some_local_dynamic_name_1, reg_used_in_mem_p,
4068 addr_generation_dependency_p, s390_split_branches,
4069 annotate_constant_pool_refs, find_constant_pool_ref,
4070 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
4071 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
4072 s390_register_info, s390_frame_info, s390_init_frame_layout,
4073 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
4074 restore_gprs, s390_function_arg_size, s390_function_arg_float,
4075 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
4076 s390_encode_section_info, s390_cannot_force_const_mem,
4077 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
4078 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
4079 s390_adjust_priority, s390_issue_rate,
4080 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
4081 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
4082 s390_build_builtin_va_list, s390_gimplify_va_arg,
4083 s390_function_ok_for_sibcall, s390_call_saved_register_used,
4084 s390_pass_by_reference, s390_fixed_condition_code_regs,
4085 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
4086 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
4087 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
4088 s390_add_pool_insn, s390_find_pool, s390_add_constant,
4089 s390_find_constant, s390_add_execute, s390_find_execute,
4090 s390_execute_label, s390_execute_target, s390_dump_pool,
4091 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
4092 Move target macro definitions to the end of the file. Move several
4093 functions within the file to assure correct compiling.
4094
4095 2005-05-09 Steven Bosscher <stevenb@suse.de>
4096
4097 * calls.c (purge_reg_equiv_notes): Remove, fold into...
4098 (fixup_tail_calls): ...here. Only look at insns between the
4099 start of the function and the FUNCTION_BEG insn note.
4100
4101 * gcse.c (one_cprop_pass): Fix typos in dumps.
4102
4103 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
4104
4105 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4106
4107 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
4108 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
4109 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
4110 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
4111 CC_REGNUM)'.
4112 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
4113 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
4114 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
4115 REG_SC)'.
4116
4117 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4118
4119 * config/s390/s390.md: ("gf") New mode attribute.
4120 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
4121 "fixuns_truncsfsi2"): Merge.
4122 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
4123 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
4124 "fix_truncsfsi2_ieee"): Merge.
4125
4126 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4127
4128 * config/s390/s390.md: ("FPR") New mode macro.
4129 ("de", "dee"): New mode attributes.
4130 ("cmpdf", "cmpsf"): Merge.
4131 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
4132 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
4133 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
4134 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
4135 ("floatdidf2", "floatdisf2"): Merge.
4136 ("adddf3", "addsf3"): Merge.
4137 ("*adddf3", "*addsf3"): Merge.
4138 ("*adddf3_cc", "*addsf3_cc"): Merge.
4139 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
4140 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
4141 ("subdf3", "subsf3"): Merge.
4142 ("*subdf3", "*subsf3"): Merge.
4143 ("*subdf3_cc", "*subsf3_cc"): Merge.
4144 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
4145 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
4146 ("muldf3", "mulsf3"): Merge.
4147 ("*muldf3", "*mulsf3" "): Merge.
4148 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
4149 ("*fmadddf", "*fmaddsf"): Merge.
4150 ("*fmsubdf", "*fmsubsf"): Merge.
4151 ("divdf3", "divsf3"): Merge.
4152 ("*divdf3", "*divsf3"): Merge.
4153 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
4154 ("negdf2", "negsf2"): Merge.
4155 ("*negdf2_cc", "*negsf2_cc"): Merge.
4156 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
4157 ("*negdf2", "*negsf2"): Merge.
4158 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
4159 ("absdf2", "abssf2"): Merge.
4160 ("*absdf2_cc", "*abssf2_cc"): Merge.
4161 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
4162 ("*absdf2", "*abssf2"): Merge.
4163 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
4164 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
4165 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
4166 ("*negabsdf2", "*negabssf2"): Merge.
4167 ("sqrtdf2", "sqrtsf2"): Merge.
4168
4169 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4170
4171 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4172 attribute names.
4173 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4174 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4175 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4176 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4177 attribute names.
4178 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4179 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4180 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4181 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4182 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4183 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4184 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4185 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4186 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4187 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4188 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4189 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4190 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4191 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4192 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4193 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4194 'type' value.
4195 ("*divsf3"): Additionally rename second pattern to
4196 "*divsf3_ibm".
4197 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4198 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4199 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4200 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4201 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4202 'type values' and rename 'type' value.
4203 ("*addsf3"): Additionally rename second pattern to
4204 "*addsf3_ibm".
4205
4206 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4207
4208 * config/s390/s390.md: ("SHIFT"): New mode macro.
4209 ("lr", "shift"): New mode attributes.
4210 ("ashldi3", "lshrdi3"): Merge.
4211 ("*ashldi3_31", "*lshrdi3"_31): Merge.
4212 ("*ashldi3_64", "*lshrdi3"_64): Merge.
4213 ("ashlsi3", "lshrsi3"): Merge.
4214
4215 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4216
4217 * config/s390/s390.md: ("DSI", "SCOND"): New mode
4218 macros.
4219 ("E", "g"): New mode attributes.
4220 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4221 ("*adddi3_alc", "*addsi3_alc"): Merge.
4222 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4223 ("*subdi3_slb", "*subsi3_slb"): Merge.
4224 ("adddicc", "addsicc"): Merge.
4225 ("*sconddi", "*scondsi"): Merge.
4226 ("*sconddi_neg", "*scondsi_neg"): Merge.
4227 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4228 ("negdi2", "negsi2"): Extract expander pattern from
4229 "negsi2" and merge with "negdi2".
4230 ("*negdi2"): Merge with instruction pattern of "negsi2".
4231 ("*negdi2_cc", "*negsi2_cc"): Merge.
4232 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4233 ("rotldi3", "rotlsi3"): Merge.
4234
4235 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4236
4237 * config/s390/s390.md: ("hc"): New mode attribute.
4238 ("extendhidi2", "extendqidi2"): Merge.
4239 ("*extendhidi2", "*extendqidi2"): Merge.
4240 ("extendhisi2", "extendqisi2"): Merge.
4241 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4242 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4243 Merged 2 define_split.
4244 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4245 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4246
4247 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4248
4249 * config/s390/s390.md: ("COMPARE"): New mode macro.
4250 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4251 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4252 "bungt", "bunle", "bunge", "bltgt"): Merge.
4253
4254 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4255
4256 * config/s390/s390.md: ("INT"): New mode macro.
4257 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4258 Merge.
4259
4260 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4261
4262 * config/s390/s390.md: ("GPR", "P"): New mode macros.
4263 ("cmpdi", "cmpsi"): Merge.
4264 ("strlendi", "strlensi"): Merge.
4265 ("*strlendi", "*strlensi"): Merge.
4266 ("movmemdi", "movmemsi"): Merge.
4267 ("clrmemdi", "clrmemsi"): Merge.
4268
4269 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4270
4271 * config/s390/s390.md: ("HQI"): New mode macro.
4272 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4273 ("*tmhi_full", "*tmqi_full"): Merge.
4274 ("*tsthiCCT", "*tstqiCCT"): Merge.
4275 ("*tsthi", "*tstqi"): Merge.
4276 ("*tsthi_cconly", "tstqi_cconly"): Merge.
4277 ("*sethighhisi", "*sethighqisi"): Merge.
4278
4279 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4280
4281 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4282 config/alpha/unicosmk.h, config/arc/arc.md,
4283 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4284 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4285 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4286 config/arm/semi.h, config/arm/uclinux-elf.h,
4287 config/arm/wince-pe.h, config/fr30/fr30.c,
4288 config/rs6000/altivec.h: Update copyright.
4289
4290 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4291
4292 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4293 gcc_assert and gcc_unreachable as appropriate.
4294 (pdp11_output_function_epilogue, output_move_double,
4295 output_move_quad, print_operand_address, output_jump,
4296 output_addr_const_pdp11): Likewise.
4297 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4298 ASM_OUTPUT_ALIGN): Likewise.
4299 * config/pdp11/pdp11.md: Likewise.
4300 (extendhisi2, subhi3, subqi3): Likewise.
4301
4302 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4303
4304 PR middle-end/21237
4305 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4306 to NE_EXPR case.
4307
4308 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4309
4310 * config/ia64/ia64.c: Fix a comment typo.
4311
4312 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
4313
4314 PR target/21397
4315 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
4316 (arm_override_options): Use them instead of manifest constants. Don't
4317 allow -march to override the -mtune setting.
4318
4319 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4320
4321 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
4322 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
4323 (function_arg_advance, function_arg, save_restore_insns,
4324 iq2000_expand_prologue, iq2000_output_conditional_branch,
4325 expand_one_builtin, print_operand):
4326 * config/iq2000/iq2000.md (tablejump): Likewise.
4327
4328 2005-05-09 David Ung <davidu@mips.com>
4329
4330 * config/mips/mips.h (processor_type): Add names for the 24K.
4331 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4332 processor family.
4333 * config/mips/mips.md (cnv_mode): New attribute for recording the
4334 conversion types of float convert insns.
4335 (cpu): Add 24k and 24kx.
4336 (include): Include 24k.md file.
4337 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4338 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4339 (floatdisf2): Setup cnv_mode.
4340 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
4341 setup cnv_mode.
4342 * config/mips/24k.md: New file, contains 24k DFA pipeline
4343 description.
4344
4345 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4346
4347 * config/sh/sh.c (print_operand_address): Use gcc_assert and
4348 gcc_unreachable as appropriate.
4349 (print_operand, prepare_move_operands, prepare_scc_operands,
4350 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
4351 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
4352 fixup_mova, gen_far_branch, sh_reorg, split_branches,
4353 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
4354 sh_set_return_address, sh_setup_incoming_varargs,
4355 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
4356 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
4357 check_use_sfunc_addr): Likewise.
4358 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
4359 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4360 * config/sh/symbian.c (sh_symbian_mark_dllexport,
4361 sh_symbian_mark_dllimport): Likewise.
4362 * config/sh/sh.md: Likewise.
4363 (movdicc, call_pop, call_value_pop, casesi_worker_1,
4364 casesi_worker_2, casesi_shift_media, casesi_load_media,
4365 return_media): Likewise.
4366
4367 2005-05-08 Roger Sayle <roger@eyesopen.com>
4368
4369 PR inline-asm/8788
4370 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
4371 operands.
4372
4373 2005-05-08 Richard Henderson <rth@redhat.com>
4374
4375 * config/alpha/alpha.c (adjust_address): Fix typo last change.
4376
4377 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4378
4379 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
4380 and -1 can happen in reg_renumber when no hard register is assigned.
4381
4382 2005-05-08 Steven Bosscher <stevenb@suse.de>
4383 Kazu Hirata <kazu@cs.umass.edu>
4384
4385 PR tree-optimization/14841, tree-optimization/15838
4386 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
4387 (evaluate_stmt): Call it.
4388
4389 2005-05-08 Jakub Jelinek <jakub@redhat.com>
4390
4391 * config/ia64/ia64.c (ia64_override_options): Don't set
4392 ia64_flag_var_tracking and clear flag_var_tracking here...
4393 (ia64_file_start): ... but here.
4394
4395 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4396
4397 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
4398 and gcc_unreachable as appropriate.
4399 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
4400 m68hc11_gen_highpart, print_operand, print_operand_address,
4401 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
4402 m68hc11_gen_movhi): Likewise.
4403 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
4404 * config/m68hc11/m68hc11.md: Reword comment.
4405
4406 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4407
4408 PR target/21281
4409 * config/m68hc11/predicates.md (splitable_operand): An immediate is
4410 allowed.
4411
4412 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4413
4414 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
4415 the 68HC12 address indirect addressing mode as it is not supported by
4416 bset and bclr.
4417 * config/m68hc11/m68hc11-protos.h
4418 (m68hc11_valid_addressing_p): Declare.
4419 (m68hc11_add_mode): Declare.
4420 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
4421 register_indirect_p and export it.
4422 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
4423 instruction so that it is part of the good BB.
4424 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
4425 addressing with movw.
4426 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
4427 68HC12.
4428 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
4429 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
4430 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
4431 for 68HC11.
4432 ("*movhi_68hc12"): Handle movhi_const0.
4433 ("*subhi3", "subqi3"): Use general_operand for operand 1.
4434 ("*subhi3_zext"): Likewise.
4435
4436 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4437
4438 PR target/19051
4439 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
4440 operand 1 and fix constraints.
4441 ("mulqihi3"): Use general_operand for operand 2.
4442
4443 2005-05-08 Julian Brown <julian@codesourcery.com>
4444 H.J. Lu <hongjiu.lu@intel.com>
4445 Paul Brook <paul@codesourcery.com>
4446
4447 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
4448 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
4449 20050308/2.16.0 or newer for comdat group.
4450 * configure: Regenerated.
4451 * config.in: Regenerated.
4452 * varasm.c (default_function_rodata_section): Put .rodata section in
4453 COMDAT group when necessary.
4454 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
4455 HAVE_COMDAT_GROUP.
4456 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
4457 available.
4458
4459 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4460
4461 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
4462 instead of VARRAY.
4463 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
4464 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
4465 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
4466 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4467
4468 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4469
4470 PR target/16925
4471 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
4472 64-bit constants on 64-bit hosts.
4473 (m68hc11_split_logical): Simplify.
4474 (m68hc11_split_move): Likewise.
4475
4476 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4477 Paolo Bonzini <bonzini@gnu.org>
4478
4479 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
4480 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
4481 * configure.ac (enable_checking): Fix typos in runtime_checking.
4482 (ENABLE_RUNTIME_CHECKING): Mark as target template.
4483 (xm_file): Prepend auto-host.h
4484 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
4485 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
4486 tconfig.h.
4487 * crtstuff.c: Do not include auto-host.h.
4488 (IN_LIBGCC2): Do not define.
4489 * gcov-io.h: Include tconfig.h, not auto-host.h.
4490 * libgcc2.c: Do not include auto-host.h.
4491 (abort): Do not undefine.
4492 * libgcov.c: Remove unneeded comment about config.h.
4493 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
4494 * config.in, configure: Regenerated.
4495
4496 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4497 Falk Hueffner <falk@debian.org>
4498
4499 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
4500 and gcc_unreachable as appropriate.
4501 (get_aligned_mem, get_unaligned_address,
4502 alpha_emit_set_long_const, alpha_emit_conditional_branch,
4503 alpha_emit_setcc, alpha_emit_conditional_move,
4504 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
4505 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
4506 alpha_expand_unaligned_load, alpha_expand_block_move,
4507 alpha_expand_zap_mask, get_trap_mode_suffix,
4508 get_round_mode_suffix, get_some_local_dynamic_name,
4509 print_operand_address, function_arg, alpha_return_in_memory,
4510 function_value, alpha_expand_builtin,
4511 alpha_initial_elimination_offset, alpha_expand_epilogue,
4512 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
4513 alphaev5_next_group, alpha_align_insns,
4514 unicosmk_initial_elimination_offset, unicosmk_unique_section,
4515 unicosmk_ssib_name): Likewise.
4516 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4517 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
4518 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
4519 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
4520 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4521 * config/alpha/alpha.md (*divmodsi_internal_er,
4522 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
4523 call_nt, call_umk, call_vms, call_value, sibcall_value,
4524 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
4525 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
4526 * config/alpha/predicates.md (input_operand): Likewise.
4527
4528 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4529
4530 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
4531 gcc_unreachable, as appropriate.
4532 (frv_function_prologue, frv_alloc_temp_reg,
4533 frv_initial_elimination_offset, frv_expand_block_move,
4534 frv_expand_block_clear, frv_print_operand_jump_hint,
4535 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
4536 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
4537 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
4538 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
4539 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
4540 frv_in_small_data_p, frv_asm_out_constructor,
4541 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
4542 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
4543 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
4544 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
4545 sibcall_value, casesi): Likewise.
4546
4547 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
4548 gcc_unreachable as appropriate.
4549 (print_operand_address, mn10300_print_reg_list, expand_prologue,
4550 expand_epilogue, notice_update_cc, initial_offset,
4551 mn10300_address_cost_1): Likewise.
4552 * config/mn10300/mn10300.md: Likewise.
4553 (absdf2, abssf2, negdf2, negsf2): Likewise.
4554
4555 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4556
4557 PR target/21416
4558 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
4559 comparisons.
4560 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
4561 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
4562 including sunge_<mode> and sungt_<mode>.
4563
4564 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
4565
4566 * integrate.h (get_hard_reg_initial_val): Change type of register
4567 parameter from int to unsigned int.
4568 (has_hard_reg_initial_val): Likewise.
4569 * integrate.c (get_hard_reg_initial_val): Likewise.
4570 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
4571
4572 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4573
4574 * except.c (eh_status): Change the type of ttype_data to
4575 VEC(tree,gc)*.
4576 (add_ttypes_entry, assign_filter_values,
4577 output_function_exception_table): Use VEC instead of VARRAY.
4578
4579 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4580
4581 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
4582
4583 2005-05-07 Paul Brook <paul@codesourcery.com>
4584
4585 * Makefile.in: Fix dependencies.
4586 (GCOV_IO_H, VARRAY_H): Set.
4587
4588 2005-05-07 Anthony Green <green@redhat.com>
4589
4590 PR bootstrap/21403
4591 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
4592 x$STMP_FIXPROTO test.
4593 * configure: Rebuilt.
4594
4595 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4596
4597 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
4598 inappropriate feature test macros if flag_iso.
4599
4600 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
4601
4602 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
4603
4604 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
4605
4606 PR target/21441
4607 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
4608 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
4609 Handle moved operand being in special register.
4610 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
4611 presumed working insn.
4612 (mover2side): Add FIXME.
4613
4614 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4615
4616 * integrate.c (get_func_hard_reg_initial_val): Delete.
4617 (has_func_hard_reg_initial_val): Delete.
4618 (get_hard_reg_initial_val): Inline the old implementation of
4619 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
4620 instead of has_func_hard_reg_initial_val to test for an existing
4621 pseudo. Only create an rtx if a new initial value entry is needed.
4622 (has_hard_reg_initial_val): Scan the initial value list directly.
4623 Don't create an rtx.
4624
4625 2005-05-07 David Edelsohn <edelsohn@gnu.org>
4626
4627 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
4628 from extra_options.
4629 * config.in (HAVE_AS_POPCNTB): New.
4630 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
4631 (HAVE_AS_POPCNTB): New.
4632 * configure: Regenerated.
4633 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
4634 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
4635 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
4636 and rs6000_sched_costly_dep.
4637 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
4638 (TARGET_XL_COMPAT): Delete.
4639 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
4640 (popcount<mode>2): New.
4641 (popcntb<mode>2): New.
4642 * config/rs6000/rs6000.opt (mpopcntb): New.
4643
4644 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
4645 if variable name exists.
4646
4647 2005-05-07 Matt Kraai <kraai@ftbfs.org>
4648
4649 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
4650
4651 2005-05-07 Richard Henderson <rth@redhat.com>
4652
4653 PR target/21412
4654 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
4655 with constant offsets.
4656
4657 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
4658
4659 * config/v850/v850.c (print_operand): Use gcc_assert and
4660 gcc_unreachable, as appropriate.
4661 (print_operand_address, v850_handle_data_area_attribute,
4662 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
4663 v850_insert_attributes, construct_prepare_instruction): Likewise.
4664 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4665 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
4666
4667 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
4668
4669 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
4670 config/rs6000/rs6000.h: Fix comment typos.
4671
4672 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
4673
4674 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
4675 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
4676 (mips_scalar_mode_supported_p): Delete.
4677
4678 2005-05-06 Eric Christopher <echristo@redhat.com>
4679
4680 * config/mips/mips.opt: Remove -mint64 option.
4681 * config/mips/mips.c (override_options): Remove -mint64
4682 handling.
4683 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
4684 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
4685 64-bit integer handling.
4686 * doc/invoke.texi (Option Summary): Remove -mint64 for
4687 mips.
4688
4689 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4690
4691 PR tree-optimization/19401
4692 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
4693 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
4694 (estimated_unrolled_size): New function.
4695 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
4696 tree_unroll_loops_completely): Always unroll loops if the code size
4697 does not increase.
4698 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
4699 loops should be unrolled completely.
4700 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
4701
4702 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
4703
4704 PR rtl-optimization/21254
4705 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
4706 assumptions for loops that otherwise do not roll.
4707 (find_simple_exit): Prefer # of iterations that is guaranteed
4708 not to be infinite.
4709 * loop-unroll.c (decide_peel_once_rolling,
4710 decide_peel_completely): Check whether the loop is infinite.
4711
4712 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
4713
4714 * config/rs6000/sysv4.opt: Fix typo.
4715
4716 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
4717 Jakub Jelinek <jakub@redhat.com>
4718
4719 PR target/21329
4720 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
4721 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
4722 Don't use rep; movs{l,q} if the repetition count is really small,
4723 instead use a sequence of movs{l,q} instructions.
4724
4725 2005-05-06 Jeff Law <law@redhat.com>
4726
4727 PR tree-optimization/21380
4728 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
4729 thread through a block with no preds.
4730
4731 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
4732
4733 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
4734 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
4735 add_call_read_ops): Use VEC instead of VARRAY.
4736
4737 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4738
4739 * config/mcore/mcore.c (mcore_print_operand_address): Use
4740 gcc_assert and gcc_unreachable as appropriate.
4741 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
4742 mcore_output_andn, output_inline_const, mcore_output_move,
4743 mcore_output_movedouble, mcore_expand_block_move,
4744 layout_mcore_frame, mcore_initial_elimination_offset,
4745 mcore_expand_prolog, mcore_mark_dllexport,
4746 mcore_mark_dllimport): Likewise.
4747 * config/mcore/mcore.h (switch_to_section): Likewise.
4748 * config/mcore/mcore.md: Likewise.
4749
4750 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
4751
4752 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
4753 TARGET_PROFILE_KERNEL.
4754
4755 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
4756 TARGET_PROFILE_KERNEL use.
4757
4758 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
4759
4760 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
4761 and gcc_unreachable, as appropriate.
4762 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
4763 m32r_expand_prologue, m32r_output_function_epilogue,
4764 m32r_legitimize_pic_address, m32r_print_operand_address,
4765 emit_cond_move, m32r_function_symbol,
4766 m32r_output_block_move): Likewise.
4767 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4768 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
4769 *rev_zero_branch_insn): Likewise.
4770
4771 2005-05-06 Jakub Jelinek <jakub@redhat.com>
4772
4773 PR c++/20961
4774 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
4775 if both NEWDECL and OLDDECL are already weak.
4776
4777 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
4778
4779 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
4780
4781 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
4782 Kaz Kojima <kkojima@gcc.gnu.org>
4783
4784 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
4785 and plus_constant.
4786
4787 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
4788 David Edelsohn <edelsohn@gnu.org>
4789
4790 * config.gcc: Add .opt magic for the rs6000 ports.
4791
4792 * doc/invoke.texi: Document -mabi= option properly. Document
4793 -misel and -mno-sel. Document -mspe and -mno-spe. Document
4794 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
4795 -misel=.
4796
4797 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
4798 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
4799 TARGET_XL_COMPAT.
4800
4801 * config/rs6000/aix.opt: New.
4802 * config/rs6000/aix41.opt: New.
4803 * config/rs6000/aix64.opt: New.
4804 * config/rs6000/darwin.opt: New.
4805 * config/rs6000/linux64.opt: New.
4806 * config/rs6000/rs6000.opt: New.
4807 * config/rs6000/sysv4.opt: New.
4808
4809 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
4810 associated TARGET_*. Remove SUBTARGET_OPTIONS,
4811 SUBTARGET_SWITCHES.
4812 Define TARGET_USES_SYSV4_OPT.
4813 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
4814 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
4815 TARGET_USES_AIX64_OPT.
4816 * config/rs6000/aix51.h: Same.
4817 * config/rs6000/aix52.h: Same.
4818 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
4819 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
4820 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
4821 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
4822 * config/rs6000/linux64.h: Use
4823 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
4824
4825 * config/rs6000/rs6000.c: Remove definitions of
4826 rs6000_sched_restricted_insns_priority,
4827 rs6000_long_double_size_string, rs6000_altivec_vrsave,
4828 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
4829 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4830 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
4831 rs6000_alignment_string. Define rs6000_explicit_options.
4832 (rs6000_parse_abi_options): Remove.
4833 (rs6000_parse_alignment_option): Remove.
4834 (rs6000_parse_float_gprs_option): Remove.
4835 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
4836 TARGET_DEFAULT_TARGET_FLAGS.
4837 (rs6000_override_options): Revamp to use new .opt machinery.
4838
4839 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
4840 of new .opt machinery. Remove target_flags. Redefine
4841 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
4842 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
4843 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
4844 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
4845 rs6000_longcall_switch, rs6000_default_long_calls,
4846 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
4847 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
4848 TARGET_ALTIVEC_VRSAVE.
4849
4850 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4851
4852 * config.gcc (hppa1.1-*-rtems*): Remove.
4853 * config/pa/rtems.h: Remove.
4854
4855 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
4856
4857 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
4858 Exclude roe/603e multilib variants.
4859
4860 2005-05-04 Denis Chertykov <denisc@overta.ru>
4861
4862 PR target/21284
4863 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
4864 for output.
4865
4866 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
4867
4868 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
4869 arm/pe.opt to $extra_options.
4870 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
4871 (target_float_abi_name, target_float_switch, target_abi_name)
4872 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
4873 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
4874 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
4875 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
4876 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
4877 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
4878 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
4879 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
4880 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
4881 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
4882 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
4883 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
4884 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
4885 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
4886 (arm_pic_register_string): Delete.
4887 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
4888 TARGET_TPCS_FRAME.
4889 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
4890 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
4891 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
4892 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
4893 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
4894 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
4895 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
4896 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
4897 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
4898 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
4899 (SUBTARGET_SWITCHES): Delete.
4900 * config/arm/arm.c (target_float_switch): Delete.
4901 (arm_cpu_select): Moved from config/arm/arm.h.
4902 (target_fpu_name, target_fpe_name, target_float_abi_name)
4903 (target_abi_name, structure_size_string, arm_pic_register_string)
4904 (arm_select): Make static.
4905 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4906 (arm_handle_option): New function.
4907 (arm_override_options): Update target_flags checks for new mask names.
4908 Remove target_float_switch code.
4909 (arm_expand_prologue, thumb_expand_prologue): Check
4910 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
4911 * config/arm/arm.opt, config/arm/pe.opt: New files.
4912
4913 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
4914
4915 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
4916 gcc_unreachable as appropriate.
4917 (arc_double_limm_p, arc_setup_incoming_varargs,
4918 arc_compute_function_type, arc_output_function_prologue,
4919 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
4920 output_shift, arc_print_operand, arc_print_operand_address,
4921 arc_final_prescan_insn): Likewise.
4922 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
4923
4924 2005-05-04 Geoffrey Keating <geoffk@apple.com>
4925
4926 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
4927 comparing Pmode.
4928 (SDI): New.
4929 (cmp): Delete.
4930 (wd): New.
4931 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
4932 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
4933 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
4934 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
4935 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
4936 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
4937 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
4938 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
4939
4940 2005-05-05 Paul Brook <paul@codesourcery.com>
4941
4942 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
4943 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
4944 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
4945 and tree-data-ref.h with *_H variables.
4946
4947 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4948
4949 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
4950
4951 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
4952
4953 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
4954
4955 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
4956
4957 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
4958
4959 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
4960
4961 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
4962 setting of vrsave register for current function after
4963 call to save_world is emitted.
4964
4965 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
4966
4967 * config/mmix/predicates.md: New file.
4968 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
4969 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
4970 (mmix_foldable_comparison_operator, mmix_comparison_operator)
4971 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
4972 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
4973 Don't define.
4974 * config/mmix/mmix.md: Include predicates.md.
4975 ("call", "call_value"): Force address to register if it isn't a
4976 mmix_symbolic_or_address_operand.
4977
4978 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
4979
4980 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
4981 the flags are of appropriate types.
4982 (num_ssa_operands): Generalize using the generic interface.
4983 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
4984 iterator.
4985
4986 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
4987
4988 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
4989 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
4990
4991 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
4992
4993 * tree-outof-ssa.c (edge_leader, stmt_list,
4994 analyze_edges_for_bb): Use VEC instead of VARRAY.
4995 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
4996 (perform_edge_inserts): Call init_analayze_edges_for_bb and
4997 fini_analayze_edges_for_bb.
4998
4999 2005-05-04 James E Wilson <wilson@specifixinc.com>
5000
5001 PR driver/21112
5002 * gcc.c (process_command): In the second argv scan loop, ignore
5003 Xassembler and Xpreprocessor, along with their argument.
5004
5005 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5006
5007 * tree-flow-inline.h, tree-ssa-operands.c,
5008 tree-ssa-operands.h, tree-ssa-opfinalize.h:
5009 Likewise. tree-vn.c: Fix comment typos.
5010 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5011
5012 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
5013
5014 * doc/tm.texi (Target Hooks): Document
5015 TARGET_RESOLVE_OVERLOADED_BUILTIN.
5016
5017 2005-05-04 Paul Brook <paul@codesourcery.com>
5018
5019 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5020
5021 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5022
5023 * dwarf2out.c (incomplete_types, retry_incomplete_types,
5024 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5025 of VARRAY.
5026
5027 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5028 get_expansion, expand_var_during_unrolling,
5029 insert_var_expansion_initialization,
5030 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5031 instead of VARRAY.
5032
5033 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5034 update_stmt.
5035
5036 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
5037
5038 PR middle-end/15618
5039 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5040 the same as INTEGER_TYPE.
5041 (fold_binary): Fold "bool_var != 0" to bool_var.
5042 Fold "bool_var == 1" to bool_var.
5043
5044 2004-05-03 Richard Henderson <rth@redhat.com>
5045
5046 PR middle-end/21318
5047 * function.c (instantiate_virtual_regs_in_insn): Use the mode
5048 from recog_data instead of insn_data.
5049
5050 2005-05-03 DJ Delorie <dj@redhat.com>
5051
5052 * common.opt (fdiagnostics-show-option): No variable is needed.
5053 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
5054 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
5055 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
5056 Save and restore original message format. Use flag in context
5057 instead of global.
5058 (warning): Don't test for enabled warnings here.
5059 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5060 here.
5061
5062 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
5063
5064 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
5065 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5066 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
5067 * aclocal.m4: Don't include accross.m4.
5068 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
5069 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
5070 * configure, config.in: Regenerate.
5071
5072 2005-05-04 Jakub Jelinek <jakub@redhat.com>
5073
5074 PR middle-end/21265
5075 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
5076 (clear_storage): Add argument.
5077 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
5078 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
5079 tailcall.
5080 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
5081 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
5082 (store_expr, store_constructor): Adjust callers.
5083 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
5084 to emit_block_move if CALL_EXPR_TAILCALL (exp).
5085 (expand_builtin_memmove): Add ORIG_EXP argument, copy
5086 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
5087 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
5088 with EXP. Pass EXP to expand_builtin_memmove.
5089 (expand_builtin_memset): Add ORIG_EXP argument, pass
5090 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
5091 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
5092 Pass EXP to expand_builtin_memset.
5093 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
5094 the new CALL_EXPR.
5095 (expand_builtin_strncmp): Likewise.
5096 (expand_builtin_printf): Replace ARGLIST argument with EXP.
5097 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
5098 (expand_builtin_fprintf): Likewise.
5099 (expand_builtin): Adjust calls to
5100 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
5101
5102 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
5103 item in V4SF mode.
5104
5105 PR rtl-optimization/21239
5106 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
5107
5108 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5109
5110 * tree-flow.h (tree_ann_common_d): Move aux to ...
5111 (stmt_ann_d): ... here.
5112 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
5113 move_computations_stmt, schedule_sm): Update references to
5114 aux.
5115 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
5116
5117 * tree-cfg.c (remove_bb): Remove a redundant call to
5118 set_bb_for_stmt.
5119 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
5120 Likewise.
5121
5122 2005-05-03 Richard Henderson <rth@redhat.com>
5123
5124 * config/rs6000/rs6000.c: Remove conflict markers.
5125
5126 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
5127
5128 2005-05-03 James E Wilson <wilson@specifixinc.com>
5129
5130 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
5131
5132 2005-05-03 DJ Delorie <dj@redhat.com>
5133
5134 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
5135 decide if the warning will be printed.
5136 * calls.c (expand_call): Likewise.
5137 * function.c (init-function_start): Likewise.
5138
5139 * common.opt (-fdiagnostics-show-option): New.
5140 * opts.c (option_enabled): Accept the option index instead of a
5141 pointer to the option descriptor.
5142 * opts.h (option_enabled): Likewise.
5143 * toplev.c (print_switch_values): Pass option index, not option
5144 descriptor.
5145 * diagnostic.h (diagnostic_info): Add option_index.
5146 * diagnostic.c: Include opts.h.
5147 (diagnostic_set_info): Initialize option_index.
5148 (diagnostic_report_diagnostic): Amend option name if appropriate.
5149 (warning): Check to see if the specified warning is enabled.
5150 Store option index.
5151 * doc/invoke.texi (-fdiagnostics-show-options): Document.
5152
5153 2005-05-03 Richard Henderson <rth@redhat.com>
5154
5155 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
5156 SPEC_OR_GEN_REGS definitions.
5157
5158 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
5159
5160 PR target/16888
5161 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
5162 for unavailable registers.
5163
5164 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5165
5166 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
5167
5168 * cfglayout.c (block_locators_blocks,
5169 insn_locators_initialize, insn_scope): Use VEC instead of
5170 VARRAY.
5171
5172 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5173 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5174 VARRAY.
5175
5176 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5177
5178 * config/sparc/predicates.md (const_compl_high_operand): New.
5179 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5180 gen_safe_HIGH64.
5181 (sparc_emit_set_const64_quick1): Adjust for above change.
5182 (sparc_emit_set_const64_quick2): Likewise.
5183 (sparc_emit_set_const64_longway): Likewise.
5184 (sparc_emit_set_const64): Likewise.
5185 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5186 movdi_const64_special): Delete.
5187 (logical constant splitters): Use const_compl_high_operand.
5188
5189 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
5190
5191 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5192 rather than STRIP_NOPS.
5193
5194 2005-05-03 Jakub Jelinek <jakub@redhat.com>
5195
5196 PR rtl-optimization/21330
5197 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5198 returning non-NULL.
5199 (unswitch_single_loop): Clear cinsn when retrying.
5200
5201 PR target/21297
5202 * config/i386/i386.c (legitimize_address): When canonicalizing
5203 ASHIFT into MULT, multiply by 1 << shift_count instead of
5204 1 << log2 (shift_count).
5205
5206 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
5207
5208 * lambda-code.c (gcc_loop_to_lambda_loop,
5209 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5210 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5211 generic operand interface.
5212 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5213 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5214 generic operand interface.
5215 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5216 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5217 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5218 num_imm_uses): Use ssa_use_operand_t.
5219 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5220 get_v_must_def_ops): Delete.
5221 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5222 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5223 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5224 get_v_must_def_kill_ptr): Delete.
5225 (delink_stmt_imm_use): Move and use new operand interface.
5226 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5227 op_iter_next_tree): Use new operand implementation.
5228 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
5229 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5230 type check.
5231 (op_iter_next_mustdef, op_iter_next_maydef,
5232 op_iter_next_must_and_may_def): Delete. Replace with...
5233 (op_iter_next_maymustdef): New. Combine must and may next operations.
5234 (op_iter_init_maydef, op_iter_init_mustdef,
5235 op_iter_init_must_and_may_def): Use new interface.
5236 (single_ssa_tree_operand ): New. Process single operands only as trees.
5237 (single_ssa_use_operand): New. Process single operands only as uses.
5238 (single_ssa_def_operand): New. Process single operands only as defs.
5239 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
5240 specified types.
5241 (num_ssa_operands): New. Count the number of specified operands.
5242 (compare_ssa_operands_equal): New. Compare two statements' operands.
5243 (single_phi_def): New. Return true if PHI has one def of the specified
5244 operand type.
5245 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
5246 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
5247 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5248 (struct stmt_ann_d): Operands field no longer require GTY().
5249 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5250 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5251 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5252 dump_replaceable_exprs, rewrite_trees): Use generic interface.
5253 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5254 Use use_operand_p instead of ssa_imm_use_t *.
5255 * tree-pretty-print.c (dump_vops): check if operands are active before
5256 dumping virtual operands.
5257 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5258 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5259 (ccp_fold): Use new interface.
5260 (ccp_visit_stmt): Remove unused variables and code.
5261 (convert_to_gimple_builtin): Insert statements before calling
5262 mark_new_vars_to_rename.
5263 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5264 (copy_prop_visit_cond_stmt): Use generic interface.
5265 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5266 annotation in table.
5267 (thread_across_edge): Use generic interface.
5268 (initialize_hash_element): Initialzie with stmt, not annotation.
5269 (eliminate_redundant_computations): Use generic interface.
5270 (record_equivalences_from_stmt): Pass stmt, not annotation.
5271 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5272 interface.
5273 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5274 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5275 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5276 generic operand interface.
5277 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5278 interface.
5279 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5280 Interface.
5281 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
5282 (build_defs, build_uses, build_v_may_defs, build_vuses,
5283 build_v_must_defs): Change type to struct opbuild_list_d.
5284 (ops_active): New. Operands active boolean.
5285 (operand_memory, operand_memory_index): New. Operand memory managers.
5286 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5287 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5288 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5289 Change from functions to static variable list heads.
5290 (opbuild_initialize_virtual): New. Initialize a virtual build list.
5291 (opbuild_initialize_real): New. Initialize a virtual build list.
5292 (opbuild_free): New. Free a build list.
5293 (opbuild_num_elems): New. Number of items in a list.
5294 (opbuild_append_real): New. Add a real (tree *) operand.
5295 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
5296 (opbuild_first): New. Return first element index in a list.
5297 (opbuild_next): New. Return next element in a list.
5298 (opbuild_elem_real): New. Return real element.
5299 (opbuild_elem_virtual): New. Return virtual element.
5300 (opbuild_elem_uid): New. Return UID of virtual element.
5301 (opbuild_clear): New. Reset an operand list.
5302 (opbuild_remove_elem): New. Remove an element form a list.
5303 (ssa_operands_active): New. Return true if operand cache is active.
5304 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
5305 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
5306 (correct_use_link): Use use_operand_p.
5307 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
5308 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
5309 (cleanup_v_may_defs): Use new implmentation.
5310 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
5311 implementation.
5312 (append_def, append_use, append_v_may_def, append_vuse,
5313 append_v_must_def): Call opbuild_append routine instead of using varray.
5314 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
5315 global parse_old_ops variable.
5316 (free_ssa_operands): New implementation.
5317 (update_stmt_operands): Move. Change argument to build_ssa_operands.
5318 (copy_virtual_operands): Move. New generic implementation.
5319 (create_ssa_artficial_load_stmt): Move. New implementation.
5320 (swap_tree_operands): Update for new implementation.
5321 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
5322 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
5323 rather than a varray.
5324 (verify_imm_links): Use use_operand_p.
5325 (dump_immediate_uses_for): If the immediate use variable is a virtual
5326 variable, show the virtual ops in the stmt.
5327 * tree-ssa-operands.h (def_operand_p): No longer a structure.
5328 (NULL_DEF_OPERAND_P): Now a #define.
5329 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5330 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5331 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5332 mustdef_optype_d): New. Use Linked list representation.
5333 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
5334 (struct ssa_operand_memory_d): New. Allocated Chunk node.
5335 (struct stmt_operands_d): Change to new pointers that are not GTY.
5336 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5337 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5338 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5339 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
5340 SET_V_MUST_DEF_KILL): Delete.
5341 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
5342 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
5343 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
5344 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
5345 (enum ssa_op_iter_type): Operand iterator typechecking values.
5346 (struct ssa_operand_iterator_d): Use linked lists of operands.
5347 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
5348 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
5349 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
5350 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
5351 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
5352 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
5353 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
5354 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
5355 * tree-ssa-opfinalize.h: New. Function templates for expansion.
5356 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
5357 alloc_vuse, and alloc_mustdef.
5358 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
5359 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
5360 and finalize_ssa_v_must_def_ops.
5361 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
5362 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
5363 stmt around.
5364 (compute_avail): Use generic iterator interface.
5365 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
5366 (stmt_makes_single_load, stmt_makes_single_store): Use
5367 ZERO_SSA_OPERANDS.
5368 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
5369 (statement_sink_location): Use generic interface.
5370 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
5371 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
5372 reset the immediate use link nodes.
5373 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
5374 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
5375 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
5376 (eliminate_tail_call): Use generic operand interface.
5377 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
5378 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
5379 interface.
5380 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
5381 interface.
5382 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
5383 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
5384 vuse_optype.
5385 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
5386 Use statement pointer instead of vuse_optype. Use generic interface.
5387 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
5388 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
5389 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
5390 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
5391 * doc/tree-ssa.texi: Update documentation for operand interface.
5392
5393 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
5394
5395 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
5396 gcc_unreachable as appropriate.
5397 (machopic_function_base_name, machopic_indirect_data_reference,
5398 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
5399 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
5400 * config/rs6000/altivec.md (*mov<mode>_internal,
5401 build_vector_mask_for_load): Likewise.
5402 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
5403 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
5404 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
5405 * config/rs6000/predicates.md (easy_fp_constant,
5406 logical_operand): Likewise.
5407 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
5408 compute_save_world_info, rs6000_emit_prologue,
5409 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
5410 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
5411 directly.
5412
5413 2005-05-03 Uros Bizjak <uros@kss-loka.si>
5414
5415 PR middle-end/21282
5416 * convert.c (convert_to_integer): Convert ceil and floor in
5417 c99 mode only.
5418
5419 2005-04-29 Geoffrey Keating <geoffk@apple.com>
5420
5421 PR target/20813
5422 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
5423 define_insn_and_split. Split only when memory operand is
5424 offsettable. Use adjust_address rather than plus_constant.
5425 (floatunssidf2_internal): Likewise.
5426 (fix_truncdfsi2_internal): Split only when memory operand is
5427 offsettable. Use adjust_address rather than plus_constant.
5428 (fix_trunctfsi2_internal): Likewise.
5429 (floatsidf2_internal): Likewise.
5430
5431 2005-05-02 Diego Novillo <dnovillo@redhat.com>
5432
5433 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
5434 (set_value_range_to_null): Likewise.
5435 (set_value_range_to_varying): New function. Use it in all
5436 call sites that used to call set_value_range (vr, VR_VARYING, ...).
5437 (extract_range_from_assert): If the integral type has a
5438 super-type, and LIMIT is not within MIN and MAX values of that
5439 type, set the resulting range to VR_VARYING.
5440
5441 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
5442
5443 * config/mmix/mmix.opt: New file.
5444 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
5445 (mmix_cc1_ignored_option): Don't declare.
5446 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
5447 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
5448 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
5449 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
5450 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
5451 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
5452 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
5453 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
5454 Don't define.
5455 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
5456 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
5457 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5458
5459 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
5460
5461 PR c/15698
5462 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
5463 * c-decl.c (current_function_prototype_built_in,
5464 current_function_prototype_arg_types): New.
5465 (merge_decls): Keep source location of prototype followed by
5466 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
5467 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
5468 (start_function): Always set current_function_prototype_locus,
5469 current_function_prototype_built_in and
5470 current_function_prototype_arg_types. Check for external
5471 prototype whether or not visible for external function and set
5472 current_function_prototype_arg_types accordingly.
5473 (store_parm_decls_oldstyle): Use
5474 current_function_prototype_arg_types for checking old-style
5475 definition against prototype. Give warnings only if
5476 current_function_prototype_built_in).
5477
5478 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5479
5480 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
5481 (ggc_alloc_zone_stat): Don't define.
5482 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
5483 ggc_alloc_zone_pass_stat.
5484 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
5485 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
5486 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
5487
5488 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5489
5490 * calls.c (expand_call): Handle current_function_pretend_args_size
5491 when checking for sibcalls.
5492
5493 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5494
5495 PR tree-optimization/21294
5496 * tree-vrp.c (vrp_expr_computes_nonzero): New.
5497 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
5498
5499 2005-05-02 Janis Johnson <janis187@us.ibm.com>
5500
5501 PR 19985
5502 * gcov-io.h: Declare gcov external functions hidden.
5503
5504 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5505
5506 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
5507 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
5508 Use VEC instead of VARRAY.
5509 (equiv_free): New.
5510
5511 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
5512 out common code.
5513
5514 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
5515
5516 * c-common.c (resolve_overloaded_builtin): Forward to target
5517 hook for BUILT_IN_MD built-ins.
5518 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
5519 for all types of built-in.
5520 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
5521 in the definition of the target hooks struct.
5522 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
5523 * config/rs6000/altivec.h: Rewritten.
5524 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
5525 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
5526 rs6000_builtin_type, rs6000_builtin_type_compatible,
5527 altivec_overloaded_builtins, rs6000_builtin_type,
5528 rs6000_builtin_type_compatible): New.
5529 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
5530 New.
5531 (def_builtin): Turn into a function. Check for duplicates and store
5532 the builtin into rs6000_builtin_decls.
5533 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
5534 bdesc_1arg): Add overloaded builtins.
5535 (altivec_expand_builtin): Check for unresolved overloaded builtins,
5536 do not support ALTIVEC_COMPILETIME_ERROR.
5537 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
5538 nodes to represent front-end types.
5539 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
5540 with opaque arguments and/or return values.
5541 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
5542 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
5543 (rs6000_builtin_type_index): New.
5544 (is_ev64_opaque_type): Rename to...
5545 (rs6000_is_opaque_type): ... this.
5546 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
5547 target hook.
5548
5549 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5550
5551 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
5552 instead of VARRAY.
5553
5554 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
5555 Bernd Schmidt <bernd.schmidt@analog.com>
5556
5557 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
5558 print_address_operand, print_operand, legitimize_pic_address,
5559 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
5560 output_pop_multiple): Use gcc_assert or gcc_unreachable as
5561 appropriate.
5562 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
5563
5564 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
5565
5566 * doc/passes.texi: Document vectorization pass.
5567
5568 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
5569
5570 * tree-scalar-evolution.c (get_exit_conditions_rec,
5571 select_loops_exit_conditions,
5572 number_of_iterations_for_all_loops,
5573 analyze_scalar_evolution_for_all_loop_phi_nodes,
5574 scev_analysis): Use VEC instead of VARRAY.
5575
5576 2005-05-02 Michael Matz <matz@suse.de>
5577
5578 PR c++/19542
5579 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
5580 (warn_strict_null_sentinel): Define.
5581 (check_function_sentinel): Check for null_node as valid sentinel too.
5582 * c-common.h (c_tree_index): Added CTI_NULL.
5583 (null_node) Define global_tree[CTI_NULL].
5584 (warn_strict_null_sentinel): Declare.
5585 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
5586 * c.opt: (Wstrict-null-sentinel): New C++ option.
5587 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
5588
5589 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5590
5591 * gimplify.c (gimplify_compound_lval): Use VEC instead of
5592 VARRAY.
5593
5594 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
5595
5596 * dwarf2out.c (decl_scope_table, push_decl_scope,
5597 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
5598 instead of VARRAY.
5599
5600 2005-05-01 Mark Mitchell <mark@codesourcery.com>
5601
5602 PR C++/14391
5603 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
5604 if !flag_weak.
5605 * doc/cpp.texi (__DEPRECATED): Document.
5606 (__EXCEPTIONS): Likewise.
5607 (__GXX_WEAK__): Likewise.
5608
5609 * function.c (INVOKE__main): Do not define.
5610 (expand_main_function): Check HAS_INIT_SECTION when determining
5611 whether or not to call __main.
5612
5613 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
5614
5615 * tree-ssa-loop-ivopts.c: Fix a comment typo.
5616
5617 2005-01-05 Paul Brook <paul@codesourcery.com>
5618
5619 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
5620 (INITIALIZE_TRAMPOLINE): Use it.
5621 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
5622 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
5623 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
5624
5625 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
5626
5627 * doc/install.texi (Specific): Omit dots in the @anchors names
5628 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
5629 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
5630
5631 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5632
5633 PR tree-optimization/18316
5634 PR tree-optimization/19126
5635 * tree.c (build_int_cst_type): Avoid shift by size of type.
5636 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
5637 argument.
5638 * tree-scalar-evolution.h (simple_iv): Declaration changed.
5639 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
5640 field.
5641 (dump_cand): Dump depends_on information.
5642 (determine_biv_step): Add argument to simple_iv call.
5643 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
5644 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
5645 constant.
5646 (add_candidate_1): Record depends_on for candidates.
5647 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
5648 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
5649 Handle ivs with nonconstant step.
5650 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
5651 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
5652 (create_new_iv): Unshare the step before passing it to create_iv.
5653 (free_loop_data): Free cand->depends_on.
5654 (build_addr_strip_iref): New function.
5655 (find_interesting_uses_address): Use build_addr_strip_iref.
5656 (strip_offset_1): Split the recursive part from strip_offset.
5657 Strip constant offset component_refs and array_refs.
5658 (strip_offset): Split the recursive part to strip_offset_1.
5659 (add_address_candidates): Removed.
5660 (add_derived_ivs_candidates): Do not use add_address_candidates.
5661 (add_iv_value_candidates): Add candidates with stripped constant
5662 offset. Consider all candidates with initial value 0 important.
5663 (struct affine_tree_combination): New.
5664 (aff_combination_const, aff_combination_elt, aff_combination_scale,
5665 aff_combination_add_elt, aff_combination_add,
5666 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
5667 fold_affine_sum): New functions.
5668 (get_computation_at): Use fold_affine_sum.
5669 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
5670 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
5671 to simple_iv call.
5672
5673 2005-04-30 Michael Matz <matz@suse.de>
5674
5675 * config/i386/i386.md (movmemsi): Also active when
5676 TARGET_INLINE_ALL_STRINGOPS.
5677
5678 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
5679
5680 PR bootstrap/20633
5681 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
5682
5683 2005-04-30 Paul Brook <paul@codesourcery.com>
5684
5685 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
5686 thumb mode.
5687 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
5688 * config/arm/ieee754-sf.S: Ditto.
5689 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
5690 (FUNC_ALIAS): Use .thumb_set for thumb routines.
5691
5692 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5693
5694 * tree-ssanames.c: Fix a comment typo.
5695 * doc/options.texi: Fix a typo.
5696
5697 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
5698
5699 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
5700 gcc_unreachable as appropriate.
5701 (split_adds_subs, cond_string, print_operand,
5702 h8300_initial_elimination_offset, h8300_classify_operand,
5703 h8300_unary_length, h8300_short_immediate_length,
5704 h8300_bitfield_length, h8300_binary_length,
5705 h8300_insn_length_from_table, compute_mov_length, output_plussi,
5706 compute_plussi_length, compute_plussi_cc, output_logical_op,
5707 compute_logical_op_length, compute_logical_op_cc,
5708 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
5709 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
5710 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
5711 h8300_regs_ok_for_stm): Likewise.
5712 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
5713 monitor_prologue): Likewise.
5714
5715 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
5716
5717 * loop-invariant.c (invariants, create_new_invariant,
5718 get_inv_cost, best_gain_for_invariant,
5719 find_invariants_to_move, move_invariants,
5720 init_inv_motion_data, free_inv_motion_data): Use VEC instead
5721 of VARRAY.
5722
5723 2005-04-29 Richard Henderson <rth@redhat.com>
5724
5725 * function.c (instantiate_decls): Remove valid_only argument.
5726 (instantiate_decls_1, instantiate_decl): Likewise.
5727 (instantiate_virtual_regs_1): Delete.
5728 (instantiate_virtual_regs_lossage): Delete.
5729 (instantiate_virtual_regs_in_rtx): New.
5730 (safe_insn_predicate): New.
5731 (instantiate_virtual_regs_in_insn): New.
5732 (instantiate_virtual_regs): Update to match all that. Only run
5733 instantiate_decls once.
5734
5735 2005-04-29 Richard Henderson <rth@redhat.com>
5736 Daniel Jacobowitz <dan@codesourcery.com>
5737
5738 * gengtype.c (write_func_for_structure): Split out ...
5739 (output_type_enum): ... new function. Fix thinko accessing
5740 TYPE_PARAM_STRUCT data.
5741
5742 2005-04-29 Tom Tromey <tromey@redhat.com>
5743
5744 * tree.c (build_block): Removed unused 'tags' argument.
5745 * tree.h (build_block): Removed argument.
5746
5747 2005-04-29 Michael Matz <matz@suse.de>
5748
5749 PR rtl-optimization/21144
5750 * postreload.c (reload_cse_move2add): Check for VOIDmode.
5751
5752 2005-04-29 Bob Wilson <bob.wilson@acm.org>
5753
5754 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
5755 flag_reorder_blocks.
5756
5757 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5758
5759 PR tree-optimization/21030
5760 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
5761 ranges where VR->MAX is smaller than VR->MIN.
5762
5763 2005-04-29 Devang Patel <dpatel@apple.com>
5764
5765 PR tree-optimization/21272
5766 PR tree-optimization/21266
5767 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
5768
5769 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
5770
5771 * tree-flow-inline.h: Fix a comment typo.
5772 * doc/tree-ssa.texi: Fix a typo.
5773
5774 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
5775
5776 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5777
5778 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
5779 gcc_unreachable as appropriate.
5780 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
5781 fr30_print_operand, fr30_move_double): Likewise.
5782 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
5783
5784 2005-04-29 Mark Mitchell <mark@codesourcery.com>
5785
5786 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
5787 definition has already been provided.
5788 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5789 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
5790 (ARM_EABI_DTORS_SECTION_OP): Likewise.
5791
5792 2005-04-29 Jim Tison <jtison@us.ibm.com>
5793
5794 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
5795 trace hooks calls to improve performance.
5796
5797 2005-04-29 Julian Brown <julian@codesourcery.com>
5798 Mark Mitchell <mark@codesourcery.com>
5799 Paul Brook <paul@codesourcery.com>
5800
5801 * crtstuff.c: Handle targets that use .init_array.
5802 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
5803 that INVOKE__main is set correctly.
5804 (expand_main_function): Test INVOKE__main.
5805 * libgcc2.c: Do not define __main when using .init_array.
5806 * config/arm/arm.c (arm_elf_asm_constructor): New function.
5807 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
5808 libgcc version.
5809 (DTORS_SECTION_ASM_OP): Likewise.
5810 (CTOR_LIST_BEGIN): Define specially when in libgcc.
5811 (CTOR_LIST_END): Likewise.
5812 (DTOR_LIST_BEGIN): Likewise.
5813 (DTOR_LIST_END): Likewise.
5814 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
5815 (FINI_SECTION_ASM_OP): Likewise.
5816 (INIT_ARRAY_SECTION_ASM_OP): Define.
5817 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5818 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
5819 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
5820 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
5821 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
5822
5823 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5824
5825 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
5826 gcc_assert and gcc_unreachable as appropriate.
5827 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
5828 const_int_cost, output_move_const_into_data_reg,
5829 output_move_qimode, output_move_double, find_addr_reg,
5830 print_operand, print_operand_address): Likewise.
5831 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
5832 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
5833 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
5834 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
5835 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
5836 conditional_trap): Likewise.
5837 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
5838
5839 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
5840
5841 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
5842 gcc_unreachable as appropriate.
5843 (gen_conditional_move, xtensa_split_operand_pair,
5844 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
5845 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
5846 xtensa_copy_incoming_a7, xtensa_output_literal,
5847 xtensa_output_literal, xtensa_output_literal): Likewise.
5848 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5849 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
5850 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
5851 movsicc_internal1, movsfcc_internal0,
5852 movsfcc_internal1): Likewise.
5853
5854 2005-04-28 James E Wilson <wilson@specifixinc.com>
5855
5856 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
5857 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
5858
5859 2005-04-28 DJ Delorie <dj@redhat.com>
5860
5861 * opt-functions.awk (var_set): Emit proper initializer for
5862 non-target bitfields.
5863
5864 2005-04-28 Devang Patel <dpatel@apple.com>
5865
5866 * dbxout.c (have_used_extensions): Remove.
5867 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
5868 have_used_extensions.
5869
5870 2005-04-28 James E Wilson <wilson@specifixinc.com>
5871
5872 * doc/install.texi: Update -enable-languages info. Correct path to
5873 html docs.
5874
5875 2005-04-28 DJ Delorie <dj@redhat.com>
5876
5877 * optc-gen.awk (END): Make sure no variable is defined more
5878 than once.
5879 * opth-gen.awk (END): Allocate bits on a per-variable basis.
5880 Allow for bitfield variables other than target_flags.
5881 * doc/options.text (Mask): Document that you may specify a
5882 variable other than target_flags.
5883
5884 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
5885
5886 PR rtl-optimization/18877
5887 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
5888 number in val.start.
5889
5890 2005-04-28 David Edelsohn <edelsohn@gnu.org>
5891
5892 PR target/20813
5893 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
5894 MASK_PPC_GFXOPT.
5895 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5896 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
5897 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
5898
5899 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
5900
5901 * arm.c (legitimize_pic_address): Fix sense of assertion test for
5902 creating pseudos when the base offset is too large.
5903
5904 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5905
5906 * global.c (earlyclobber_regclass): Change the type to
5907 VEC(int,heap).
5908 (check_earlyclobber): Update uses of earlyclobber_regclass.
5909 (mark_reg_use_for_earlyclobber): Likewise.
5910 (calculate_local_reg_bb_info): Allocate and free
5911 earlyclobber_regclass using the VEC API.
5912
5913 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
5914
5915 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
5916 assert.
5917
5918 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
5919
5920 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
5921 (*targetm.foo).
5922
5923 * config.gcc: Obsolete c4x-* and tic4x-*.
5924
5925 * tree.h (edge_def): Remove.
5926
5927 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
5928 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
5929 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
5930 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
5931 where appropriate.
5932
5933 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
5934 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
5935 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
5936 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
5937 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
5938 machmode.def, mips-tfile.c, params.c, pretty-print.c,
5939 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
5940 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
5941 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
5942 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
5943 config/i386/cygming.h, config/i386/djgpp.h,
5944 config/i386/lynx.h, config/i386/netware.c,
5945 config/i386/winnt.c, config/ia64/ia64-c.c,
5946 config/iq2000/iq2000.c, config/m32r/little.h,
5947 config/m68k/m68k-protos.h, config/m68k/m68k.h,
5948 config/m68k/m68k.md, config/mcore/mcore.c,
5949 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
5950 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
5951 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
5952 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
5953 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
5954 config/pdp11/pdp11.h, config/rs6000/darwin.h,
5955 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
5956 config/s390/2064.md, config/s390/2084.md,
5957 config/s390/s390-modes.def, config/s390/s390-protos.h,
5958 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
5959 config/stormy16/stormy16.c, config/vax/vax-protos.h,
5960 config/vax/vax.c, config/vax/vax.h,
5961 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
5962 copyright.
5963
5964 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
5965
5966 * c-typeck.c (build_compound_expr): Correct logic in last change.
5967
5968 2005-04-27 James E. Wilson <wilson@specifixinc.com>
5969
5970 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
5971 parameters. Replace conditional move code with assert checking for
5972 ar.lc. Delete obsolete comments.
5973 (set_src_needs_barrier): Delete cond parameter, and code using it.
5974 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
5975 assert checking for PR_REGS. Fix calls to update_set_flags and
5976 set_src_needs_barrier.
5977 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
5978 callers. Rewrite explanatory comment before the function.
5979 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
5980 Fix all callers.
5981
5982 2005-04-27 Mike Stump <mrs@apple.com>
5983
5984 * doc/cpp.texi: gcc now implements universal character names.
5985
5986 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
5987
5988 PR c/21159
5989 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
5990 being a compound expression whose right-hand side is cast to void.
5991
5992 2005-04-27 Caroline Tice <ctice@apple.com>
5993
5994 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5995 Remove targetm.have_named_sections test.
5996 (fix_edges_for_rarely_executed_code): Likewise.
5997 (insert_section_boundary_note): Likewise.
5998 (reorder_basic_blocks): Check partitioning flag before calling
5999 verify_hot_cold_block_grouping.
6000 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6001 the function struct rather than global variables.
6002 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6003 (COLD_END_LABEL): Likewise
6004 (cold_text_section_label): New static global variable.
6005 (cold_end_label): Likewise.
6006 (dwarf2out_switch_text_section): Get hot/cold section labels from
6007 the function struct rather than global variables; test to make sure
6008 cfun is defined.
6009 (output_aranges): Use cold_text_section_label and cold_end_label;
6010 check partitioning flag before putting out delta.
6011 (output_ranges): Remove incorrect code attempting to use
6012 hot/cold labels.
6013 (output_line_info): Get cold section label from function struct; test
6014 to make sure cfun is defined.
6015 (add_location_or_const_value_attribute): Likewise.
6016 (dwarf2out_var_location): Likewise.
6017 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6018 write out cold_text_section_label if partition flag is set.
6019 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6020 * function.h (struct function): Add new fields to point to hot/cold
6021 section labels: hot_section_label, cold_section_label,
6022 hot_section_end_label and cold_section_end_label; also add new field
6023 for cold text section name, unlikely_text_section_name.
6024 * opts.c (decode_options): Turn off partitioning flag if
6025 !targetm.have_named_sections.
6026 * output.h (hot_section_label): Remove.
6027 (hot_section_end_label): Remove.
6028 (cold_section_end_label): Remove.
6029 (unlikely_section_label): Remove.
6030 (unlikely_text_section_name): Remove.
6031 * passes.c (rest_of_handle_final): Remove extra blank line.
6032 * varasm.c (unlikely_section_label): Remove.
6033 (hot_section_label): Remove.
6034 (hot_section_end_label): Remove.
6035 (cold_section_end_label): Remove.
6036 (unlikely_text_section_name): Remove.
6037 (initialize_cold_section_name): Modify to call
6038 targetm.strip_name_encoding; to store cold section name in current
6039 function struct, if it exists; and to only use the decl_section_name
6040 if flag_named_sections is true.
6041 (unlikely_text_section): Modify to get section name out of current
6042 function struct, if there is one; otherwise build it from
6043 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6044 (in_unlikely_text_section): Likewise.
6045 (named_section): Modify to get/put cold section name in current function
6046 struct, if there is one.
6047 (function_section): Change 'bool unlikely' to 'int reloc'; check
6048 targetm.have_named_sections before calling named_section.
6049 (current_function_section): Likewise.
6050 (assemble_start_function): Modify to get/put unlikely_text_section_name
6051 in current function struct; modify to get hot/cold section labels
6052 from function struct; initialize labels using
6053 ASM_GENERATE_INTERNAL_LABEL;
6054 test partitioning flag before writing out hot section label.
6055 (assemble_end_function): Test partitioning flag before writing out
6056 hot/cold section labels.
6057 (default_section_type_flags_1): Get cold text section name from
6058 function struct if there is one; Set flags correctly for
6059 cold text section if there is not a current function struct.
6060
6061 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6062
6063 * tree-ssa-propagate.c (set_rhs): Revert last change.
6064
6065 2005-04-27 Steve Ellcey <sje@cup.hp.com>
6066
6067 * explow.c (convert_memory_address): Add gcc_assert.
6068
6069 2005-04-27 Mark Mitchell <mark@codesourcery.com>
6070
6071 * configure.ac: Check for ld --sysroot support.
6072 * gcc.c: Document %R specifier for specs.
6073 (SYSROOT_SPEC): New macro.
6074 (sysroot_spec): New variable.
6075 (static_specs): Add sysroot_spec.
6076 (main): Pass the sysroot spec to the linker if appropriate.
6077 * configure: Regenerated.
6078 * config.in: Likewise.
6079
6080 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6081
6082 * fold-const.c (fold_binary): Use build_fold_addr_expr
6083 for address calculation and INDIRECT_REF handling.
6084
6085 2005-04-27 Andrew Haley <aph@redhat.com>
6086
6087 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
6088
6089 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6090
6091 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
6092 pointer when thumb backtracing is on.
6093
6094 * config/fp-bit.c (abort): Revert change.
6095
6096 2005-04-27 Ian Lance Taylor <ian@airs.com>
6097
6098 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
6099
6100 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6101
6102 * tree-ssa-dce.c: Fix a comment typo.
6103
6104 2005-04-27 David S. Miller <davem@davemloft.net>
6105
6106 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
6107 Kill setjmpless_size. current_function_calls_setjmp is completely
6108 computed when we are called, so just use the optimized size value
6109 instead of using REG_SAVE_AREA notes.
6110 (optimize_save_area_alloca): Delete....
6111 * rtl.h (optimize_save_area_alloca): Likewise...
6112 * passes.c (rest_of_compilation): and don't call it any more.
6113 * reg-notes.def (SAVE_AREA): Delete.
6114
6115 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6116
6117 * config/fp-bit.c (abort): Add noreturn attribute.
6118
6119 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
6120 gcc_unreachable as appropriate.
6121 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
6122 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
6123 ASM_OUTPUT_REG_POP): Likewise.
6124
6125 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
6126
6127 * tree-complex.c (expand_vector_operations_1): Do not build
6128 VIEW_CONVERT_EXPR's for the lhs.
6129
6130 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6131
6132 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
6133 unnecessary noncanonical RTL handling.
6134 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
6135 gcc_assert and gcc_unreachable.
6136
6137 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
6138 gcc_unreachable as appropriate.
6139 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
6140 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
6141 use_return_insn, const_ok_for_op, arm_gen_constant,
6142 arm_canonicalize_comparison, legitimize_pic_address,
6143 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
6144 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
6145 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
6146 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
6147 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
6148 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
6149 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
6150 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
6151 output_call, output_mov_long_double_fpa_from_arm,
6152 output_mov_long_double_arm_from_fpa,
6153 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
6154 output_move_double, arithmetic_instr, shift_op, int_log2,
6155 output_return_instruction, arm_output_function_prologue,
6156 arm_output_epilogue, arm_output_function_epilogue,
6157 emit_multi_reg_push, arm_get_frame_offsets,
6158 arm_compute_initial_elimination_offset, arm_expand_prologue,
6159 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
6160 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
6161 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
6162 thumb_compute_initial_elimination_offset,
6163 thumb_output_function_prologue, thumb_load_double_from_address,
6164 thumb_output_move_mem_multiple, thumb_reload_out_hi,
6165 arm_emit_vector_const, arm_dbx_register_number): Likewise.
6166 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
6167 * config/arm/arm.md (thumb_extendhisi2,
6168 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
6169 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
6170 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
6171 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
6172 * config/arm/cirrus.md (*cirrus_arm_movdi,
6173 *cirrus_movdf_hard_insn): Likewise.
6174 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6175
6176 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6177
6178 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6179 (num_ssa_names): Use VEC_length.
6180 (ssa_names): Use VEC_index.
6181 * tree-ssanames.c (ssa_names): Change the type to
6182 VEC(tree,gc).
6183 (init_ssanames, fini_ssa_names, make_ssanames,
6184 release_ssa_name): Update uses of ssa_names.
6185
6186 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6187 Use fold_buildN instead of fold (buildN (...)).
6188
6189 2005-04-27 Devang Patel <dpatel@apple.com>
6190
6191 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6192
6193 2005-04-27 Matt Thomas <matt@3am-software.com>
6194 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6195
6196 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6197 (vax_output_mi_thunk): Ditto.
6198 (vax_notice_cc_update): Ditto.
6199 (INDEX_REGISTER_P): Add trailing \.
6200 (BASE_REGISTER_P): Add trailing \.
6201 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
6202
6203 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6204
6205 * tree-ssa-propagate.c (set_rhs): Check operand of
6206 ADDR_EXPR for gimpliness, too.
6207
6208 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6209
6210 * tree-ssa-pre.c: Fix a comment typo.
6211
6212 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6213
6214 PR tree-optimization/21171
6215 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6216 record address uses if the reference is volatile.
6217
6218 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
6219
6220 * tree-complex.c (expand_vector_operation): New, extracted from
6221 expand_vector_operations_1.
6222 (tree_vec_extract): Build a NOP_EXPR.
6223 (expand_vec_parallel): Do not care about returning the correct type.
6224 (expand_vector_operations_1): Call expand_vector_operation.
6225 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6226
6227 * tree-complex.c (gate_expand_vector_operations): New.
6228 (pass_lower_vector_ssa): Use it.
6229 * tree-optimize.c (init_tree_optimization_passes): Include
6230 pass_lower_vector_ssa.
6231 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6232 (vectorizable_operation): Use it.
6233 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6234 integer modes for the vector type.
6235
6236 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6237 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6238 Do not cope with UNITS_PER_SIMD_WORD == 0.
6239 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6240 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6241 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6242 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6243 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6244 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6245 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6246
6247 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6248 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6249 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6250
6251 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6252 (UNITS_PER_SIMD_WORD): New.
6253
6254 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6255
6256 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6257 gcc_unreachable as appropriate.
6258 (ia64_expand_load_address, ia64_expand_tls_address,
6259 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6260 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6261 next_scratch_gr_reg, ia64_initial_elimination_offset,
6262 ia64_expand_prologue, ia64_expand_epilogue,
6263 ia64_output_dwarf_dtprel, ia64_print_operand,
6264 ia64_register_move_cost, first_instruction, rws_access_regno,
6265 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6266 ia64_sched_init, ia64_variable_issue,
6267 ia64_first_cycle_multipass_dfs_lookahead_guard,
6268 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6269 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6270 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6271 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6272 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6273 * config/ia64/predicates.md (got_symbolic_operand,
6274 sdata_symbolic_operand): Likewise.
6275 * config/ia64/vect.md (vcondv2sf): Likewise.
6276
6277 2005-04-27 Matt Thomas <matt@3am-software.com>
6278
6279 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
6280 CONSTANT_ADDRESS_P in config/vax/vax.h
6281 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
6282 (INDEX_REGISTER_P): New.
6283 (BASE_REGISTER_P): New.
6284 (indirectable_constant_address_p): New. Adapted from
6285 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6286 (indirectable_address_p): New. Adapted from
6287 INDIRECTABLE_ADDRESS_P in vax.h.
6288 (nonindexed_address_p): New. Adapted from
6289 GO_IF_NONINDEXED_ADDRESS in vax.h.
6290 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
6291 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6292 (legitimate_address_p): New. Adapted from
6293 GO_IF_LEGITIMATE_ADDRESS in vax.h.
6294 (vax_mode_dependent_address_p): New. Adapted from
6295 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6296 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6297 legitimate_constant_address_p.
6298 (CONSTANT_P): Use legitimate_constant_p.
6299 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
6300 (INDIRECTABLE_ADDRESS_P): Removed.
6301 (GO_IF_NONINDEXED_ADDRESS): Removed.
6302 (INDEX_TEMP_P): Removed.
6303 (GO_IF_REG_PLUS_INDEX): Removed.
6304 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
6305 definitions, depending on whether REG_OK_STRICT is defined.
6306 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
6307 Two definitions, depending on whether REG_OK_STRICT is defined.
6308 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
6309 added.
6310 (legitimate_constant_p): Prototype added.
6311 (legitimate_address_p): Prototype added.
6312 (vax_mode_dependent_address_p): Prototype added.
6313
6314 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6315
6316 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
6317
6318 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6319
6320 PR c/21213
6321 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6322 transparent union.
6323
6324 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6325
6326 PR c/20740
6327 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6328 assertion failures, if __gcc_host_wide_int__ is not properly
6329 defined.
6330 (init_dynamic_diag_info): Give errors, not assertion failures, if
6331 location_t, tree or __gcc_host_wide_int__ are not properly
6332 defined.
6333
6334 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6335
6336 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6337 n_iv_uses, iv_use, n_iv_cands, iv_cand,
6338 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6339 prepare_decl_rtl, free_loop_data,
6340 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
6341 VARRAY.
6342
6343 * tree.h (tree_phi_node): Add a comment about the order of PHI
6344 arguments.
6345
6346 2005-04-26 Paul Brook <paul@codesourcery.com>
6347
6348 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
6349
6350 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
6351
6352 * config/mips.mips.c (mips_legitimize_tls_address): Use
6353 gcc_unreachable.
6354
6355 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
6356 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
6357 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
6358
6359 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
6360 'abort'.
6361
6362 2005-04-26 Jeff Law <law@redhat.com>
6363
6364 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
6365 (op_iter_init_must_and_may_def): Likewise.
6366 (unmodifiable_var_p): Move to a later point in the file.
6367 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
6368 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
6369 (dse_record_phis): Directly check for virtual operands rather than
6370 using need_imm_uses_for.
6371 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
6372 store has multiple V_{MAY,MUST}_DEF operands.
6373
6374 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
6375
6376 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
6377 stmt.
6378
6379 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6380
6381 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
6382 call to find_edge outside a loop to go through a PHI chain.
6383
6384 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
6385
6386 PR tree-optimization/17598
6387 * fold-const.c (fold_binary): Fold comparisons of addresses
6388 of COMPONENT_REFs which reference the same field to
6389 comparisons of the addresses of the base objects.
6390
6391 2005-04-26 Julian Brown <julian@codesourcery.com>
6392
6393 * config/arm/arm.c (arm_return_in_msb): New function.
6394 (arm_must_pass_in_stack): New function.
6395 (TARGET_RETURN_IN_MSB): Define target hook.
6396 (TARGET_MUST_PASS_IN_STACK): Define target hook.
6397 (arm_function_value): Pad small aggregate return.
6398 (arm_pad_arg_upward): New function.
6399 (arm_pad_reg_upward): New function.
6400 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
6401 (FUNCTION_ARG_PADDING): Define macro.
6402 (BLOCK_REG_PADDING): Define macro.
6403 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
6404 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
6405 (arm_pad_reg_upward): Declare function.
6406
6407 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6408
6409 * basic-block.h (ei_cond): New.
6410 (FOR_EACH_EDGE): Call ei_cond.
6411
6412 PR tree-optimization/21047
6413 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
6414 (fold): Don't handle ASSERT_EXPR.
6415
6416 2005-04-25 Roger Sayle <roger@eyesopen.com>
6417
6418 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
6419 all writes to any stack register as a read/write dependency on
6420 FIRST_STACK_REG.
6421 (sched_analyze_2): Likewise, for reads from any stack register.
6422
6423 2005-04-25 Richard Henderson <rth@redhat.com>
6424
6425 * final.c (output_addr_const): Revert 2005-04-09 change.
6426
6427 2005-04-25 Mike Stump <mrs@apple.com>
6428
6429 * config/darwin.c (darwin_encode_section_info): Always set
6430 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
6431
6432 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6433
6434 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
6435 gensupport.c, protoize.c, toplev.c: Replace calls to
6436 `unlock_stream' with `unlock_std_streams'.
6437
6438 2005-04-25 Devang Patel <dpatel@apple.com>
6439
6440 * dbxout.c (dbxout_type): Emit attribute vector.
6441
6442 2005-04-05 Paul Brook <paul@codesourcery.com>
6443
6444 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
6445 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
6446 * config/arm/arm.c (arm_cxx_atexit_name): New function.
6447 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
6448 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
6449 (register_dtor_fn): Likewise.
6450 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
6451
6452 2005-04-25 Ian Lance Taylor <ian@airs.com>
6453
6454 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
6455 * c-common.h (EXPR_STMT_EXPR): Don't define.
6456 (c_common_stmt_codes): Don't define.
6457 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
6458 * c-gimplify.c (gimplify_expr_stmt): Remove.
6459 (c_gimplify_expr): Remove EXPR_STMT case.
6460 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
6461 to INIT_STATEMENT_CODES.
6462 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
6463
6464 2005-04-25 Jan Hubicka <jh@suse.cz>
6465
6466 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
6467
6468 * except.c: Include diagnostic.h
6469 (dump_eh_tree, verify_eh_tree): New functions.
6470 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
6471 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
6472 (dump_function_to_file): dump eh tree.
6473 * tree-eh.c (mark_eh_edge): New function.
6474 (mark_eh_edge_found_error): New static variable.
6475 (verify_eh_edges): New function.
6476
6477 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
6478
6479 * tree-ssa-alias.c (fieldoff_t): Remove.
6480 (fieldoff_s): typedef the structure itself. Create a vector of
6481 objects.
6482 (push_fields_onto_fieldstack): Return count of fields pushed.
6483 Remove peeling of first field. Adjust.
6484 (fieldoff_compare): Adjust.
6485 (create_overlap_variables_for): Adjust.
6486
6487 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6488
6489 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
6490
6491 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
6492
6493 PR bootstrap/21215
6494 * doc/install.texi: Document correct assembler and linker to use
6495 on i?86-*-solaris2.10.
6496
6497 2005-04-25 Steven Bosscher <stevenb@suse.de>
6498
6499 Fix PR tree-optimization/21173
6500
6501 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
6502 Unshare expression we pass to force_gimple_operand.
6503
6504 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
6505 Stephen Clarke <stevec@superh.com>
6506 Roger Sayle <roger@eyesopen.com>
6507
6508 PR rtl-optimization/20413
6509 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
6510 VOIDmode for LABEL_REF.
6511 * final.c (shorten_branches): Likewise.
6512 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
6513 * loop.c (reg_dead_after_loop): Likewise.
6514 * varasm.c (decode_addr_const): Likewise.
6515 * doc/rtl.texi: Document mode requirement for LABEL_REF.
6516
6517 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
6518
6519 * config.gcc (avr-*-*): Remove redundant "case".
6520
6521 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
6522
6523 * tree-vect-analyze.c (vect_mark_relevant): Take
6524 VEC(tree,heap) instead of varray_type as an argument.
6525 (vect_mark_stmts_to_be_vectorized): Change the type of
6526 worklist to VEC(tree,heap). Adjust uses of worklist.
6527
6528 2005-04-24 Devang Patel <dpatel@apple.com>
6529
6530 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
6531
6532 2005-04-24 Ian Lance Taylor <ian@airs.com>
6533
6534 * c-semantics.c (build_stmt): Remove test of specific tree codes
6535 for TREE_SIDE_EFFECTS handling.
6536
6537 2005-04-24 Per Bothner <per@bothner.com>
6538
6539 * c-opts.c (finish_options): Make the line-number of the <built-in>
6540 location 0, as assumed elsewhere, rather than 1.
6541
6542 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6543
6544 * tree-ssa-uncprop.c (equiv_stack): Change the type o
6545 VEC(tree,heap).
6546 (tree_ssa_uncprop, uncprop_finalize_block,
6547 uncprop_initialize_block): Update uses of equiv_stack.
6548
6549 2005-04-24 Richard Henderson <rth@redhat.com>
6550
6551 PR rtl-opt/21163
6552 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
6553 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
6554 constm1_rtx.
6555 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
6556 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
6557 <DIV, MOD>: Likewise.
6558
6559 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6560
6561 * collect2.c (main): Unlock the stdio streams.
6562 * gcc.c (main): Likewise.
6563 * gcov-dump.c (main): Likewise.
6564 * gcov.c (main): Likewise.
6565 * gen-protos.c (main): Likewise.
6566 * gensupport.c (init_md_reader_args_cb): Likewise.
6567 * protoize.c (main): Likewise.
6568 * toplev.c (general_init): Likewise.
6569
6570 2005-04-24 Jakub Jelinek <jakub@redhat.com>
6571
6572 PR middle-end/20991
6573 * cgraph.h (cgraph_local_info): Add vtable_method field.
6574 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
6575 and node is vtable_method, finalized and not reachable, don't do
6576 anything.
6577
6578 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6579
6580 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
6581 COMPARISON_CLASS_P.
6582 * tree-ssa-pre.c (create_value_expr_from): Use
6583 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
6584 * tree-ssa-propagate.c (stmt_makes_single_load,
6585 stmt_makes_single_store): Use REFERENCE_CLASS_P.
6586 * tree-vect-transform.c (vect_is_simple_cond): Use
6587 COMPARISON_CLASS_P.
6588 * tree-vrp.c (extract_range_from_assert,
6589 build_assert_expr_for, fp_predicate, has_assert_expr): Use
6590 COMPARISON_CLASS_P.
6591
6592 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
6593 of tpa_to_clear to VEC(int,heap). Update uses of
6594 tpa_to_clear. Free tpa_to_clear at the end.
6595
6596 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
6597
6598 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
6599 function decl.
6600
6601 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
6602
6603 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
6604 and gcc_unreachable as appropriate.
6605 (num_insns_constant, output_vec_const_move,
6606 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
6607 rs6000_emit_set_const, rs6000_emit_move,
6608 spe_build_register_parallel, function_arg,
6609 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
6610 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
6611 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
6612 rs6000_common_init_builtins, expand_block_clear,
6613 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
6614 extract_ME, rs6000_get_some_local_dynamic_name,
6615 rs6000_output_function_entry, print_operand,
6616 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
6617 output_cbranch, output_e500_flip_gt_bit,
6618 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
6619 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
6620 compute_save_world_info, rs6000_stack_info,
6621 rs6000_emit_load_toc_table, rs6000_frame_related,
6622 spe_synthesize_frame_save, rs6000_emit_epilogue,
6623 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
6624 output_function_profiler, rs6000_trampoline_size,
6625 rs6000_initialize_trampoline, find_addr_reg,
6626 rs6000_machopic_legitimize_pic_address,
6627 rs6000_initial_elimination_offset,
6628 rs6000_dbx_register_number): Likewise.
6629 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
6630 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
6631 *movti_power, *movti_string, call, call_value, sibcall,
6632 sibcall_value): Likewise.
6633 * config/rs6000/spe.md (*movdf_e500_double,
6634 *movv2si_internal): Likewise.
6635 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
6636 from comment.
6637
6638 2005-04-24 Richard Henderson <rth@redhat.com>
6639
6640 PR target/21101
6641 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
6642 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
6643 Deny modes smaller than 4 bytes.
6644 * config/i386/i386-protos.h: Update.
6645
6646 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
6647
6648 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
6649 Switch h8300-*-rtems* to ELF.
6650
6651 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
6652
6653 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
6654
6655 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6656
6657 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
6658
6659 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
6660
6661 PR middle-end/21082
6662 * fold-const.c: Fold &a[i]-&a[j] to i-j.
6663
6664 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6665
6666 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
6667 definitions of ssa names in condition. Split recusive part to ...
6668 (tree_simplify_using_condition_1): New function.
6669 (expand_simple_operations): New function.
6670
6671 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6672
6673 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
6674 (find_interesting_uses_cond): Do not use integer_zerop and
6675 integer_nonzerop to check for integer constants.
6676 (set_use_iv_cost): Record the value field.
6677 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
6678 determine_use_iv_cost_outer): Set the value field of the cost pair.
6679 (may_eliminate_iv): Do not return the comparison code.
6680 (iv_elimination_compare): New function.
6681 (determine_use_iv_cost_condition): Set the value field. Record
6682 noneliminable invariants correctly.
6683 (rewrite_use_compare, rewrite_use_outer): Use the value field.
6684
6685 2005-04-23 DJ Delorie <dj@redhat.com>
6686
6687 * diagnostic.c (warning): Accept parameter to classify warning option.
6688 (warning0): New, for when a pointer to an error() like function is needed.
6689 * errors.c (warning): Likewise.
6690 * errors.h (warning, warning0): Adjust prototypes.
6691 * toplev.h (warning, warning0): Likewise.
6692
6693 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
6694 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
6695 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
6696 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
6697 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
6698 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
6699 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
6700 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
6701
6702 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
6703 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
6704 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
6705 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
6706 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
6707 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
6708 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
6709 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
6710 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
6711 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
6712 config/rs6000/aix52.h, config/rs6000/darwin.h,
6713 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
6714 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6715 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
6716 config/stormy16/stormy16.c, config/v850/v850-c.c,
6717 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
6718 callers.
6719
6720 2005-04-23 Richard Henderson <rth@redhat.com>
6721
6722 PR rtl-opt/21102
6723 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
6724 performing some integral scalar simplifications.
6725
6726 2005-04-23 Richard Henderson <rth@redhat.com>
6727
6728 PR target/21099
6729 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
6730 simplifying CONST_VECTOR.
6731
6732 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6733
6734 * tree-ssa-live.c (live_worklist): Take a stack allocated on
6735 heap as an argument. Update uses of stack.
6736 (calculate_live_on_entry): Allocate stack on heap.
6737
6738 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
6739 partition_link and tpa_nodes on heap.
6740
6741 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
6742 (mark_stmt_necessary, propagate_necessity,
6743 mark_really_necessary_kill_operand_phis): Update uses of
6744 worklist.
6745 (tree_dce_init): Allocate worklist using VEC_alloc.
6746 (tree_dce_done): Free worklist using VEC_free.
6747
6748 2005-04-23 Mike Stump <mrs@apple.com>
6749
6750 * config/darwin.c (machopic_indirection_name): Don't use
6751 quotes needlessly.
6752 (darwin_emit_unwind_label): Use user_label_prefix instead of
6753 "_".
6754
6755 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6756
6757 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
6758
6759 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
6760
6761 * config.gcc <cris-*>: Specify .opt files.
6762 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
6763 config/cris/linux.opt: New files.
6764 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
6765 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6766 (TARGET_ELF): Override to 0.
6767 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
6768 -melinux-stacksize=N.
6769 * config/cris/cris.c: (cris_handle_option): New function.
6770 (TARGET_DEFAULT_TARGET_FLAGS): Override.
6771 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
6772 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
6773 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
6774 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
6775 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
6776 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
6777 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
6778 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
6779 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
6780 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
6781 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
6782 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
6783 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
6784 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
6785 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
6786 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
6787 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
6788 (TARGET_LINUX): Define 0.
6789 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6790 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
6791 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
6792 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
6793 (TARGET_LINUX): Override to 1.
6794 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
6795
6796 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
6797
6798 * haifa-sched.c (schedule_block): Fix thinko in previous
6799 assertification patch.
6800
6801 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
6802
6803 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
6804 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
6805 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6806 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
6807 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
6808 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
6809 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
6810 for hpux11.[1-9]*.
6811 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
6812 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
6813 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
6814 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
6815 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
6816 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
6817 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
6818 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
6819 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
6820 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
6821 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
6822 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
6823 (SUBTARGET_OPTIONS): Delete.
6824 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
6825 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
6826 instead of a string.
6827 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
6828 (pa_cpu_string, pa_unix_string): Delete.
6829 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
6830 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
6831 TARGET_HPUX_10_10.
6832 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6833 (pa_handle_option): New function.
6834 (override_options): Remove handling of -march=, -mfixed-range=,
6835 -mschedule= and -munix=.
6836 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
6837 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
6838 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
6839 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
6840 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
6841 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
6842 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
6843 redefining.
6844 * config/pa/pa.opt: New file.
6845 * config/pa/pa-hpux.opt: New file.
6846 * config/pa/pa-hpux1010.opt: New file.
6847 * config/pa/pa-hpux1111.opt: New file.
6848 * config/pa/pa64-hpux.opt: New file.
6849
6850 2005-04-22 David S. Miller <davem@davemloft.net>
6851
6852 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
6853 integer when it's mode is VOIDmode not DImode.
6854
6855 2005-04-22 Geoffrey Keating <geoffk@apple.com>
6856
6857 * config/rs6000/rs6000.md (sync_add<mode>_internal,
6858 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
6859 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
6860 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
6861 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
6862 "bne- $-xxx" rather than local labels.
6863 (sync_lock_release<mode>): Add second operand.
6864 (lwsync): Use .long rather than a more meaningful opcode.
6865 * doc/md.texi (Standard Names): Add description of second
6866 parameter to sync_lock_test_and_set.
6867
6868 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
6869
6870 PR tree-optimization/21088
6871 * fold-const.c (fold_unary, fold_binary, fold_ternary):
6872 Export.
6873 * tree-vrp.c (compare_values): Use fold_binary to compare
6874 pointers. Use boolean_type_node as the type of a comparison
6875 expression being folded.
6876 * tree.h: Add prototypes for fold_unary, fold_binary,
6877 fold_ternary.
6878
6879 * tree-ssa-dom.c: Fix formatting.
6880
6881 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6882
6883 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
6884 * lambda-code.c (perfect_nestify): Mark virtual operands in
6885 the moved statement for renaming.
6886 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
6887 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6888 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
6889 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
6890 * tree-flow.h (struct var_ann_d): Update comments.
6891 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
6892 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
6893 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
6894 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
6895 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
6896 debug_names_replaced_by): Remove declarations.
6897 (delete_update_ssa, get_current_def, set_current_def): Declare.
6898 (rewrite_into_loop_closed_ssa): Add new argument. Update
6899 all callers.
6900 * tree-into-ssa.c: Include params.h.
6901 (old_virtual_ssa_names): Remove. Update all users.
6902 (need_to_replace_names_p): Remove. Update all users.
6903 (struct update_ssa_stats_d): Declare.
6904 (update_ssa_stats): New local.
6905 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
6906 dump_tree_ssa_stats, debug_tree_ssa_stats,
6907 dump_update_ssa, debug_update_ssa,
6908 dump_names_replaced_by, debug_names_replaced_by): Declare.
6909 (get_current_def, set current_def): Make extern.
6910 (is_old_name, is_new_name): Protect against references
6911 past the end of the sets.
6912 (add_new_name_mapping): Assert that OLD and NEW are
6913 different SSA names for the same symbol.
6914 When adding a virtual mapping, update stats for virtual
6915 mapping heuristic.
6916 (insert_phi_nodes_for): If UPDATE_P is true, create the
6917 LHS of the new PHI by duplicating SSA name VAR.
6918 (insert_phi_nodes_1): Remove. Update all users.
6919 (insert_phi_nodes): Remove second argument. Update all
6920 users.
6921 (maybe_replace_use, maybe_replace_def): New.
6922 (rewrite_update_stmt): Call them.
6923 (mark_def_interesting): Remove calls to is_gimple_reg.
6924 (prepare_phi_args_for_update): Remove. Update all users.
6925 (prepare_block_for_update): Only process virtual operands
6926 and GIMPLE registers in normal form.
6927 (prepare_use_sites_for): New.
6928 (prepare_names_to_update): Rename from prepare_def_sites.
6929 Call prepare_use_sites_for.
6930 (dump_update_ssa): Rename from dump_repl_tbl.
6931 Update all users.
6932 Show statistics for virtual mapping heuristic.
6933 (debug_update_ssa): Rename from debug_debug_repl_tbl.
6934 (init_update_ssa): Initialize UPDATE_SSA_STATS.
6935 (delete_update_ssa): Make extern.
6936 (mark_set_for_renaming): If the set is empty, do nothing.
6937 (release_ssa_name_after_update_ssa): Update comment.
6938 (insert_updated_phi_nodes_for): Do not remove existing
6939 PHI nodes for symbols.
6940 (switch_virtuals_to_full_rewrite_p): New.
6941 (switch_virtuals_to_full_rewrite): New.
6942 (update_ssa): Call them.
6943 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
6944 for every statement before updating.
6945 If all the names in NEW_SSA_NAMES have been marked for
6946 removal, do nothing.
6947 Only start at the top of the CFG if there are symbols in
6948 SYMS_TO_RENAME.
6949 (ssa_rewrite_finalize_block): Remove.
6950 (ssa_register_new_def): Remove.
6951 (ssa_rewrite_stmt): Remove.
6952 (ssa_rewrite_phi_arguments): Remove.
6953 (ssa_rewrite_initialize_block): Remove.
6954 (ssa_mark_def_sites): Remove.
6955 (ssa_mark_def_sites_initialize_block): Remove.
6956 (ssa_mark_phi_uses): Remove.
6957 (rewrite_ssa_into_ssa): Remove.
6958 * tree-phinodes.c (find_phi_node_for): Remove.
6959 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6960 Call update_ssa.
6961 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
6962 Remove calls to verify_dominators and
6963 verify_loop_structure.
6964 (tree_unswitch_single_loop): Call update_ssa.
6965 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
6966 returns false.
6967 Call verify_stmts.
6968 (delete_tree_ssa): Assert that need_ssa_update_p returns
6969 false.
6970 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
6971 * tree-vectorizer.c (allocate_new_names, rename_def_op,
6972 free_new_names): Remove. Update all users.
6973 (rename_use_op): Call get_current_def.
6974 (rename_variables_in_bb): Do not handle any real or
6975 virtual definition.
6976 (slpeel_update_phis_for_duplicate_loop): Call
6977 get_current_def and set_current_def instead of using
6978 SSA_NAME_AUX.
6979 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
6980 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
6981 ssa_names_to_replace and delete_update_ssa.
6982 * doc/invoke.texi: Document --param min-virtual-mappings
6983 and --param virtual-mappings-ratio.
6984
6985 2005-04-22 Diego Novillo <dnovillo@redhat.com>
6986
6987 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
6988 for newly created PHI nodes.
6989 Call create_new_def_for for every new V_MAY_DEF and
6990 V_MUST_DEF on the copied statement.
6991 (struct ssa_name_map_entry): Remove.
6992 (ssa_name_map_entry_hash): Remove.
6993 (ssa_name_map_entry_eq): Remove.
6994 (allocate_ssa_names): Remove.
6995 (rewrite_to_new_ssa_names_def): Remove.
6996 (rewrite_to_new_ssa_names_use): Remove.
6997 (rewrite_to_new_ssa_names_bb): Remove.
6998 (rewrite_to_new_ssa_names): Remove.
6999 (tree_duplicate_sese_region): Remove variables ver,
7000 definitions, phi, ssa_name_map and bi.
7001 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7002 Call update_ssa.
7003 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7004 update_ssa instead of rewrite_ssa_into_ssa.
7005 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7006 create_new_def_for.
7007 (find_uses_to_rename_use): Add argument 'need_phis'.
7008 (find_uses_to_rename_stmt): Do not scan virtual operands.
7009 (find_uses_to_rename): Only scan PHI nodes for
7010 non-virtual names.
7011 (rewrite_into_loop_closed_ssa): Call update_ssa.
7012 (check_loop_closed_ssa_use): Ignore virtual operands.
7013 (check_loop_closed_ssa_stmt): Likewise.
7014 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7015 NULL.
7016 (rename_variables, set_phi_def_stmts): Remove.
7017 (tree_duplicate_loop_to_header_edge): Reformat comment.
7018 Remove variables BB, I and DEFINITIONS.
7019 Call need_ssa_update_p.
7020 Call update_ssa.
7021 (lv_adjust_loop_header_phi): Reformat comment.
7022 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7023 (marked_for_rewrite_p, any_marked_for_rewrite_p,
7024 mark_for_rewrite, unmark_all_for_rewrite,
7025 marked_ssa_names): Remove. Update all users.
7026 (release_ssa_name): If VAR has been registered for SSA
7027 updating, do nothing.
7028 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7029 (build_assert_expr_for): Call register_new_name_mapping.
7030 (insert_range_assertions): Update call to update_ssa.
7031 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7032 marked_for_rewrite_p, any_marked_for_rewrite_p,
7033 marked_ssa_names): Remove.
7034
7035 2005-04-22 Jeff Law <law@redhat.com>
7036
7037 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7038 (restore_currdefs_to_original_value): Likewise.
7039 (register_definitions_for_stmt): Likewise.
7040 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7041 for each variable. Do not allocate/free block_defs_stack either.
7042 Do not iterate if we just thread jumps. Only iterate if the
7043 tree_cleanup_cfg does useful work (temporary).
7044 (dom_opt_initialize_block): No longer push a marker on
7045 BLOCK_DEFS_STACK.
7046 (dom_opt_finalize_block): Removal call to restore currdefs.
7047 Relax restrictions for recording edge equivalences.
7048 (record_equivalences_from_phis): No longer need to track
7049 CURRENT_DEF.
7050 (optimize_stmt): Similarly.
7051 (thread_across_edge): Simplify by removing the requirement that
7052 statements in the block we are threading through must be nops.
7053 (initialize_hash_element): Handle GOTO_EXPR.
7054
7055 2005-04-22 David S. Miller <davem@davemloft.net>
7056
7057 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
7058 CONST_DOUBLE_HIGH.
7059 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
7060 fix check on CONST_DOUBLE mode. It should be VOIDmode
7061 when it is representing an integer.
7062
7063 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7064
7065 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
7066 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
7067 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
7068 find_char_info_specifier_index,
7069 find_length_info_modifier_index): Likewise.
7070 * c-typeck.c (composite_type, pop_init_level): Likewise.
7071 * combine.c (cant_combine_insn_p, try_combine): Likewise.
7072 * cse.c (cse_insn): Likewise
7073 * dominance.c (calc_dfs_tree): Likewise
7074 dwarf2out.c (loc_descriptor_from_tree_1,
7075 add_abstract_origin_attribute, force_decl_die,
7076 force_type_die): Likewise
7077 emit-rtl.c (operand_subword_force): Likewise
7078 explow.c (hard_function_value): Likewise
7079 expmed.c (store_bit_field, expand_divmod,
7080 emit_store_flag_force): Likewise
7081 expr.c (emit_move_multi_word, store_expr,
7082 expand_expr_real_1): Likewise
7083 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
7084 output_operand): Likewise
7085 flow.c (recompute_reg_usage): Likewise
7086 * function.c (assign_stack_temp_for_type, assign_temp,
7087 handle_epilogue_set): Likewise
7088 * genextract.c (main): Likewise
7089 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
7090 gimplify_modify_expr_rhs, gimplify_expr): Likewise
7091 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
7092 ready_remove, rm_line_notes, rm_other_notes,
7093 schedule_block): Likewise
7094 mips-tfile.c (copy_object, out_of_bounds): Likewise
7095
7096 2005-04-22 David Edelsohn <edelsohn@gnu.org>
7097
7098 PR target/20813
7099 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
7100 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
7101 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
7102 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
7103 TARGET_XL_COMPAT.
7104 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
7105
7106 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7107
7108 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
7109 (gcc_tree_to_linear_expression): Convert to heap allocated
7110 vectors.
7111 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7112 lbv_to_gcc_expression, lle_to_gcc_expression,
7113 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7114 perfect_nestify): Likewise.
7115 lambda.h (gcc_loopnest_to_lambda_loopnest,
7116 lambda_loopnest_to_gcc_loopnest): Likewise.
7117 tree-loop-linear.c (linear_transform_loops): Likewise.
7118
7119 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7120
7121 * config/sparc/predicates.md (arith_double_operand): Use
7122 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
7123 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
7124 (DImode, DFmode constant splitters): Likewise. Remove code for
7125 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
7126 (logical constant splitters): Use const_int_operand predicate.
7127 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
7128 HOST_BITS_PER_WIDE_INT < 64.
7129
7130 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7131
7132 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
7133 gcc_unreachable as appropriate.
7134 (force_mode, emit_move_sequence, singlemove_string,
7135 output_move_double, output_fp_move_double, find_addr_reg,
7136 output_block_move, output_block_clear, output_and,
7137 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
7138 pa_adjust_cost, pa_issue_rate, print_operand,
7139 output_global_address, output_arg_descriptor, output_cbranch,
7140 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
7141 output_call): Likewise.
7142 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
7143 prefetch, prefetch_cc, prefetch_nocc): Likewise.
7144
7145 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
7146
7147 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
7148 _gcov_pow2_profiler and _gcov_one_value_profiler.
7149 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
7150 (GTFILES): Add $(srcdir)/tree-profile.c.
7151 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
7152 __gcov_one_value_profiler): Declare.
7153 * gimplify.c (force_gimple_operand): Check whether the statements
7154 should be produced in ssa form.
7155 (force_gimple_operand_bsi): New function.
7156 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
7157 __gcov_one_value_profiler): New functions.
7158 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
7159 the profiled value is a power of two or not.
7160 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
7161 * tree-flow.h (in_ssa_p): Declare.
7162 (force_gimple_operand_bsi): Declare.
7163 * tree-into-ssa.c (in_ssa_p): New variable.
7164 (rewrite_into_ssa): Set in_ssa_p.
7165 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
7166 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
7167 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
7168 tree_one_value_profiler_fn): New variables.
7169 (tree_init_edge_profiler): Initialize the profiler function decls.
7170 (tree_gen_edge_profiler): Use global gcov_type_node.
7171 (prepare_instrumented_value): New function.
7172 (tree_gen_interval_profiler, tree_gen_interval_profiler,
7173 tree_gen_one_value_profiler): Call the library functions instead of
7174 creating instrumentation code.
7175 * tree.c (build_fn_decl): New function.
7176 * tree.h (build_fn_decl): Declare.
7177 * value-prof.c (rtl_divmod_values_to_profile,
7178 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7179 tree_mod_pow2_value_transform, tree_find_values_to_profile):
7180 Do not handle may_be_other and precise values of exponents at pow2
7181 profiler.
7182 (tree_mod_subtract_transform): Reflect that value field of
7183 histogram has changed meaning.
7184 (tree_divmod_values_to_profile): Record the values correctly.
7185 (tree_values_to_profile): Update comment.
7186 * value-prof.h (struct histogram_value_t): Remove pow2 data.
7187
7188 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
7189
7190 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7191 (decl).
7192
7193 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7194
7195 * config/i386/i386.md (length_immediate): Use gcc_assert or
7196 gcc_unreachable, as appropriate.
7197 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7198 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7199 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7200 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7201 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7202 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7203 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7204 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7205 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7206 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7207 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7208 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7209 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7210 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7211 *prefetch_sse_rex): Likewise.
7212 * config/i386/predicates.md (x86_64_immediate_operand,
7213 x86_64_zext_immediate_operand, symbolic_operand,
7214 no_seg_address_operand, aligned_operand,
7215 memory_displacement_operand): Likewise.
7216 * config/i386/sse.md (*mov<mode>_internal,
7217 *movv2df_internal): Likewise.
7218
7219 2005-04-22 Jan Hubicka <jh@suse.cz>
7220
7221 * Makefile.in (ipa.o, ipa-inline.o): New files.
7222 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7223 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7224 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7225 * cgraphunit.c (cgraph_default_inline_p,
7226 cgraph_decide_inlining_incrementally, ncalls_inlined,
7227 nfunctions_inlined, initial_insns, overall_insns,
7228 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7229 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7230 cgraph_mark_inline, cgraph_check_inline_limits,
7231 cgraph_default_inline_p, cgraph_recursive_inlining_p,
7232 update_callee_keys, lookup_recursive_calls,
7233 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7234 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7235 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7236 pass_ipa_inline): Move to ipa-inline.c
7237 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7238 * ipa.c: New file.
7239 * ipa-inline.c: New file.
7240
7241 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7242
7243 * doc/invoke.texi (SPARC options): Document that -mapp-regs
7244 is turned off by default on Solaris.
7245
7246 2005-04-21 Roger Sayle <roger@eyesopen.com>
7247
7248 * c-common.h (objc_build_method_signature): Update prototype.
7249 * stub-objc.c (objc_build_method_signature): Update the stub
7250 implementation to accept and ignore additional parameter.
7251 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7252 the value of ellipsis to objc_build_method_signature instead
7253 of setting TREE_OVERFLOW on the parms TREE_LIST node.
7254
7255 2005-04-21 Geoffrey Keating <geoffk@apple.com>
7256
7257 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7258 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7259 gen_rtx_* not gen_rtx_fmt_*.
7260 (rs6000_emit_vector_select): Likewise.
7261 (rs6000_emit_sync): New.
7262 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7263 (larx, stcx, cmp): New mode substitutions.
7264 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7265 UNSPEC_ISYNC): New constants.
7266 (rlwinm): Give name.
7267 (memory_barrier, isync, lwsync): New insns.
7268 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7269 (sync_lock_release<mode>): New expander.
7270 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7271 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7272 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7273 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7274 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7275 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7276 (sync_add<mode>_internal, sync_addshort_internal,
7277 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7278 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7279 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7280
7281 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7282 is the memory before, not after, the operation. Clarify
7283 barrier requirements.
7284
7285 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7286
7287 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7288 * lambda.h (lambda_vector_min_nz): Likewise.
7289 * langhooks.h (struct lang_hooks_for_types,
7290 struct lang_hooks): Likewise.
7291 * output.h (assemble_integer, this_is_asm_operands): Likewise.
7292 * tree.h: Likewise.
7293 * vec.h: Likewise.
7294 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7295
7296 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7297 comments to avoid 'abort'. Use gcc_assert as necessary.
7298 * opts.c (common_handle_option): Likewise.
7299 * pretty-print.c (pp_base_format_text): Likewise.
7300 * print-rtl.c (print_rtx): Likewise.
7301 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
7302 * regmove.c (try_auto_increment): Likewise.
7303 * reload.c (find_valid_class, find_reloads_toplev,
7304 find_equiv_reg): Likewise.
7305 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
7306 merge_assigned_reloads): Likewise.
7307 * tree-inline.c (inline_forbidden_p_1,
7308 estimate_num_insns_1): Likewise.
7309 * tree-optimize.c (execute_todo): Likewise.
7310 * tree-outof-ssa.c (eliminate_phi): Likewise.
7311 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7312 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
7313 * tree-ssa-operands.c (parse_ssa_operands,
7314 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
7315 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
7316 * tree-ssanames.c (release_ssa_name): Likewise.
7317 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
7318 walk_tree): Likewise.
7319
7320 * tree-ssa-operands.c (verify_abort): Fold into ..
7321 (verify_imm_links): ... here.
7322
7323 2005-04-21 Richard Henderson <rth@redhat.com>
7324
7325 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
7326 on non-memory operand for previous inversion.
7327
7328 2005-04-21 Devang Patel <dpatel@apple.com>
7329
7330 PR optimization/20994
7331 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7332 x = !(a == b) : p , q;.
7333 (pass_if_conversion): Verify stmts and flow.
7334
7335 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7336
7337 * optabs.c (gen_conditional_trap): Restore #define.
7338
7339 * alias.c (true_dependence): Remove 'abort' from comments. Use
7340 gcc_assert and gcc_unreachable as appropriate.
7341 (canon_true_dependence): Likewise.
7342 * bb-reorder.c (connect_traces): Likewise.
7343 * c-common.c (c_add_case_label): Likewise.
7344 * c-decl.c (finish_function): Likewise.
7345 * caller-save.c (insert_restore, insert_save): Likewise.
7346 * cfg.c (update_bb_profile_for_threading): Likewise.
7347 * cfganal.c (flow_active_insn_p): Likewise.
7348 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7349 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
7350 cfg_layout_merge_blocks): Likewise.
7351 * ifcvt.c (cond_exec_process_insns, merge_if_block,
7352 find_if_block): Likewise.
7353 * integrate.c (allocate_initial_values): Likewise.
7354 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
7355 swap_condition, unsigned_condition, signed_condition,
7356 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
7357 reg_or_subregno): Likewise.
7358 * lambda-code.c (lambda_compute_auxillary_space,
7359 lambda_transform_legal_p): Likewise.
7360 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
7361 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
7362 lhd_incomplete_type_error, lhd_expand_expr,
7363 lhd_types_compatible_p, lhd_tree_size): Likewise.
7364 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
7365 * local-alloc.c (update_equiv_regs): Likewise.
7366 * loop-unroll.c (peel_loop_completely
7367 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
7368 peel_loop_simple, unroll_loop_stupid,
7369 analyze_iv_to_split_insn): Likewise.
7370 * loop.c (gen_prefetch, find_and_verify_loops,
7371 basic_induction_var): Likewise.
7372 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
7373 * value-prof.c (tree_find_values_to_profile): Likewise.
7374 * varasm.c (named_section, default_assemble_integer,
7375 decode_addr_const): Likewise.
7376
7377 2005-04-21 Alan Modra <amodra@bigpond.net.au>
7378 Fariborz Jahanian <fjahanian@apple.com>
7379
7380 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
7381 portion of argument passed in fpr.
7382 * expr.c (emit_push_insn): Fix computation of 'offset' used to
7383 decide on partial argument save on stack.
7384
7385 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7386
7387 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
7388 comment typos.
7389
7390 2005-04-21 Jan Hubicka <jh@suse.cz>
7391
7392 * cgraphunit.c: Include tree-pass.h
7393 (cgraph_decide_recursive_inlining,
7394 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
7395 cgraph_decide_inlining): Dump goes to dump_file.
7396 (cgraph_optimize): Call ipa passes instead of inliner.
7397 (cgraph_gate_inlining, pass_ipa_inline): New.
7398 * tree-optimize.c (all_ipa_passes): New static variable.
7399 (register_one_dump_file): Dead with IPA passes.
7400 (register_dump_files): Likewise.
7401 (init_tree_optimization_passes): Initialize IPA passes.
7402 (execute_todo): Do cgraph dump when asked to, do not dump function body
7403 for IPA pass.
7404 * tree-pass.h (TODO_dump_cgraph): New macro.
7405 (ipa_passes): Declare.
7406 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
7407
7408 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7409
7410 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
7411 gcc_assert instead of abort.
7412 (classify_argument, examine_argument, construct_container,
7413 contains_128bit_aligned_vector_p, ix86_check_movabs,
7414 standard_80387_constant_opcode, standard_80387_constant_rtx,
7415 ix86_initial_elimination_offset, ix86_compute_frame_layout,
7416 pro_epilogue_adjust_stack, ix86_expand_epilogue,
7417 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
7418 legitimize_tls_address, output_pic_addr_const,
7419 i386_output_dwarf_dtprel, put_condition_code, print_reg,
7420 get_some_local_dynamic_name, print_operand, print_operand_address,
7421 output_387_binary_op, emit_i387_cw_initialization,
7422 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
7423 ix86_expand_clear, ix86_expand_binary_operator,
7424 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
7425 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
7426 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
7427 ix86_expand_branch, ix86_expand_setcc,
7428 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
7429 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
7430 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
7431 memory_address_length, ix86_attr_length_immediate_default,
7432 ix86_attr_length_address_default, ix86_agi_dependant,
7433 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
7434 ix86_expand_binop_builtin, ix86_force_to_memory,
7435 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
7436 x86_emit_floatuns): Likewise.
7437 * config/i386/netware.c (gen_regparm_prefix,
7438 i386_nlm_strip_name_encoding): Likewise.
7439 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
7440
7441 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7442
7443 * optabs.c (gen_condiational_trap): Remove #define.
7444 (add_equal_note): Assertify. Remove explicit indirection from
7445 call via function pointer.
7446 (expand_ternary_op, expand_simple_binop, expand_binop,
7447 expand_twoval_unop, expand_twoval_binop,
7448 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
7449 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
7450 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
7451 prepare_float_lib_cmp, emit_conditional_move,
7452 emit_conditional_add, gen_add2_insn, gen_add3_insn,
7453 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
7454 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
7455 vector_compare_rtx, expand_vec_cond_expr): Likewise.
7456
7457 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7458
7459 * vec.h: Update API to separate allocation mechanism from type.
7460 (VEC_safe_grow): New.
7461 * vec.c (calculate_allocation): New.
7462 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
7463 (vec_gc_free, vec_heap_free): Remove.
7464 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
7465 (VEC): Likewise.
7466 (mangle_macro_name): New.
7467 (struct macro_def): New.
7468 (struct macro): Add multiple argument values.
7469 (macro_expans_end): New.
7470 (push_macro_expansion): Chain on new macro. Process multiple
7471 args, create follow on expansion. Return follow on argument.
7472 (macro_input): Deal with multiple arguments.
7473
7474 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
7475 (struct tree_binfo): Adjust.
7476 * basic-block.h: Define VEC(edge,gc).
7477 (struct edge_def): Adjust.
7478 (struct basic_block_def, struct edge_iterator): Likewise.
7479 (ei_container, ei_start_1, ei_last_1): Likewise.
7480 * cfg.c (connect_src, connect_dest): Likewise.
7481 * cfgrtl.c (force_nonfallthru_and_redirect)
7482 * dbxout.c (dbxout_type)
7483 * dwarf2out.c (gen_member_die)
7484 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
7485 (gcc_tree_to_linear_expression): Adjust.
7486 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7487 lbv_to_gcc_expression, lle_to_gcc_expression,
7488 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7489 perfect_nestify): Likewise.
7490 * lambda.h (gcc_loopnest_to_lambda_loopnest,
7491 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
7492 * profile.c (instrument_values): Adjust.
7493 * tree-cfg.c (modified_noreturn_calls): Adjust.
7494 (remove_fallthru_edge): Likewise.
7495 * tree-dump.c (dequeue_and_dump): Adjust.
7496 * tree-flow-inline.h (mark_stmt_modified): Adjust.
7497 * tree-flow.h (modified_noreturn_calls): Adjust.
7498 (tree_on_heap): Remove. (yay!)
7499 (register_new_def): Adjust.
7500 * tree-into-ssa.c: Define VEC(int,heap).
7501 (block_defs_stack): Adjust.
7502 (find_idf, insert_phi_nodes, register_new_def,
7503 rewrite_initialize_block, rewrite_finalize_block,
7504 register_new_update_single, rewrite_update_init_block,
7505 rewrite_update_fini_block, rewrite_blocks,
7506 ssa_rewrite_finalize_block, ssa_register_new_def,
7507 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
7508 * tree-loop-linear.c (linear_transform_loops): Adjust.
7509 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
7510 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
7511 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
7512 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
7513 vrp_variables_stack): Adjust declarations.
7514 (tree_ssa_dominator_optimize): Adjust.
7515 (dom_opt_initialize_block, remove_local_expressions_from_table,
7516 restore_nonzero_vars_to_original_value,
7517 restore_vars_to_original_value,
7518 restore_currdefs_to_original_value, dom_opt_finalize_block,
7519 record_var_is_nonzero, record_cond, record_const_or_copy_1,
7520 optimize_stmt, update_rhs_and_lookup_avail_expr,
7521 lookup_avail_expr, record_range): Likewise.
7522 * tree-ssa-pre.c: Define VEC(basic_block,heap).
7523 (compute_antic_aux): Adjust.
7524 (inserted_exprs, create_expression_by_pieces,
7525 insert_into_preds_of_block, eliminate, mark_operand_necessary,
7526 remove_dead_inserted_code, fini_pre): Likewise.
7527 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
7528 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
7529 ssa_prop_init): Likewise.
7530 * tree-ssa.c: Define VEC(bitmap,heap).
7531 (verify_name_tags): Adjust.
7532 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
7533 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
7534 tree_divmod_values_to_profile, tree_find_values_to_profile,
7535 value_profile_transformations): Likewise.
7536 * value-prof.h: Define VEC(histogram_value,heap).
7537 * varasm.c: Remove alias_pair pointer typedef, define
7538 VEC(alias_pair,gc).
7539 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
7540
7541 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
7542 not a pointer to it. Create an object vector.
7543 (extern_symbols): Turn into an object vector.
7544 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
7545
7546 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
7547
7548 PR/20742
7549 * Makefile.in (tree-chrec.o): Depend on params.h.
7550 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
7551 default value 20.
7552 * tree-chrec.c: Depend on params.h. Replace build with buildN,
7553 and fold build with fold_buildN.
7554 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
7555 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
7556 (tree_contains_chrecs): Compute an estimation of the size of the
7557 given expression.
7558 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
7559 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
7560 * tree-scalar-evolution.c (simple_iv): Ditto.
7561 * doc/invoke.texi (scev-max-expr-size): Documented.
7562
7563 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
7564
7565 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
7566 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
7567 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
7568 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
7569 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
7570 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
7571 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
7572 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
7573 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
7574 (darwin_fix_and_continue_switch): Delete.
7575 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
7576 (SUBTARGET_SWITCHES): Delete.
7577 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
7578 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
7579 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
7580 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
7581 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
7582 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
7583 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
7584 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
7585 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
7586 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
7587 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
7588 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
7589 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
7590 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
7591 (TARGET_64BIT): Undef before redefining.
7592 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
7593 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
7594 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
7595 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
7596 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
7597 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
7598 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
7599 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7600 (ix86_debug_arg_string, ix86_debug_addr_string)
7601 (ix86_align_loops_string, ix86_align_jumps_string)
7602 (ix86_align_funcs_string): Delete.
7603 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
7604 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
7605 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
7606 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
7607 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
7608 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
7609 (SUBTARGET_SWITCHES): Delete.
7610 * config/i386/i386.c (ix86_debug_arg_string): Delete.
7611 (ix86_debug_addr_string): Delete.
7612 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
7613 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
7614 (ix86_align_loops_string, ix86_align_jumps_string)
7615 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
7616 (ix86_align_funcs_string): Make static.
7617 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7618 (ix86_handle_option): New function.
7619 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
7620 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
7621 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
7622 of darwin_fix_and_continue_switch.
7623 (darwin_one_byte_bool): Delete.
7624 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
7625 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
7626 to darwin_one_byte_bool.
7627 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
7628 * config/i386/djgpp.opt, config/i386/i386.opt,
7629 * config/i386/sco5.opt: New files.
7630
7631 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7632
7633 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
7634 fp_zero_operand, fp_register_operand, intreg_operand,
7635 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
7636 call_operand, call_operand_address, tgd_symbolic_operand,
7637 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
7638 symbolic_operand, symbolic_memory_operand, label_ref_operand,
7639 sp64_medium_pic_operand, data_segment_operand,
7640 text_segment_operand, splittable_symbolic_memory_operand,
7641 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
7642 eq_or_neq, normal_comp_operator, noov_compare_op,
7643 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
7644 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
7645 const64_operand, const64_high_operand, arith11_operand,
7646 arith10_operand, arith_double_operand, arith_double_4096_operand,
7647 arith_double_add_operand, arith11_double_operand,
7648 arith10_double_operand, small_int, small_int_or_double,
7649 uns_small_int, uns_arith_operand, clobbered_register,
7650 input_operand, compare_operand): Delete.
7651 (sparc_emit_set_const32): Use predicates in assertion. Remove special
7652 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
7653 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
7654 (GEN_HIGHINT64, GEN_INT64): Delete.
7655 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
7656 gen_safe_XOR64): Adjust for above deletion.
7657 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
7658 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
7659 (legitimate_constant_p): Use const_zero_operand instead.
7660 (sparc_extra_constraint_check): Likewise.
7661 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
7662 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
7663 (PREDICATE_CODES): Delete.
7664 * config/sparc/sparc.md: Include predicates.md.
7665 (All patterns): Adjust for new predicate names.
7666 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
7667 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
7668 (movdi): Use general_operand predicate.
7669 (movdi_sp64_dbl): Delete.
7670 (movdi_const64_special): Add 'N' constraint.
7671 (movdicc): Use arith10_operand predicate.
7672 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
7673 (movdi_cc_reg_sp64): Use arith10_operand predicate.
7674 (movdi_cc_reg_sp64_trunc): Delete.
7675 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
7676 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
7677 (subdi3_sp32): Delete.
7678 (subdi3_insn_sp32): Change to define_insn_and_split.
7679 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
7680 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
7681 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
7682 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
7683 small_int_operand predicate.
7684 (divdi3, udivdi3): Use arith_operand predicate.
7685 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
7686 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
7687 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
7688 (xordi3_sp64_dbl): Delete.
7689 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
7690 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
7691 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
7692 cmp_ccx_set_not): Use arith_operand predicate.
7693 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
7694 * config/sparc/predicates.md: New file.
7695
7696 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7697
7698 PR tree-optimization/14846
7699 * fold-const.c (fold_single_bit_test_into_sign_test): New,
7700 split out from ...
7701 (fold_single_bit_test): ... here.
7702 (fold_binary): Call fold_single_bit_test_into_sign_test
7703 instead of fold_single_bit_test.
7704
7705 2005-04-20 James E Wilson <wilson@specifixinc.com>
7706
7707 PR c++/20805
7708 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
7709 is another declaration.
7710
7711 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
7712
7713 * config/cris/predicates.md: New file.
7714 * config/cris/cris-protos.h (cris_store_multiple_op_p)
7715 (cris_movem_load_rest_p): Declare.
7716 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
7717 (cris_movem_load_rest_p): Ditto. Globalize.
7718 (cris_bdap_operand, cris_bdap_biap_operand,
7719 cris_orthogonal_operator, cris_commutative_orth_op,
7720 cris_operand_extend_operator,
7721 cris_additive_operand_extend_operator, cris_extend_operator,
7722 cris_plus_or_bound_operator, cris_mem_op,
7723 cris_general_operand_or_symbol,
7724 cris_general_operand_or_gotless_symbol,
7725 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
7726 cris_load_multiple_op): Remove predicate functions.
7727 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
7728 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
7729 * config/cris/cris.h (PREDICATE_CODES): Don't define.
7730 * config/cris/cris.md: Include predicates.md.
7731 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
7732
7733 2005-04-20 Ian Lance Taylor <ian@airs.com>
7734
7735 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
7736 * c-common.h (STMT_EXPR_STMT): Don't define.
7737 (STMT_EXPR_NO_SCOPE): Don't define.
7738 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
7739 * c-pretty-print.c (pp_c_primary_expression): Likewise.
7740 (pp_c_expression): Likewise.
7741
7742 2005-04-20 Richard Henderson <rth@redhat.com>
7743
7744 PR target/21100
7745 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
7746
7747 2005-04-20 Jeff Law <law@redhat.com>
7748
7749 * reload1.c (reload): Ignore equivalences between pseudos and
7750 read only memory.
7751
7752 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
7753
7754 PR c/12913
7755 * c-tree.h (struct c_label_list): Update comment.
7756 (struct c_label_context): Rename to struct c_label_context_se.
7757 (label_context_stack): Rename to label_context_stack_se.
7758 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
7759 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
7760 c_end_vm_scope): New.
7761 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
7762 * c-decl.c (pop_scope): Call c_end_vm_scope.
7763 (pushdecl): Call c_begin_vm_scope for variably modified
7764 declarations.
7765 (define_label): Check for jumping into scope of identifier with
7766 variably modified type. Push label on stack for those defined at
7767 current context of identifiers with variably modified type.
7768 (start_function): Create stack level for context of identifiers
7769 with variably modified type.
7770 (finish_function): Pop stack level for context of identifiers with
7771 variably modified type.
7772 * c-typeck.c (label_context_stack): Rename to
7773 label_context_stack_se.
7774 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
7775 (c_finish_goto_label): Check for jumping into scope of identifier
7776 with variably modified type. Push label on stack for those jumped
7777 to from current context of identifiers with variably modified
7778 type.
7779 (struct c_switch): Add blocked_vm.
7780 (c_start_case): Initialize blocked_vm.
7781 (do_case): Check blocked_vm.
7782 (c_finish_case): Add comment.
7783 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
7784 variable label_context_stack.
7785
7786 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7787
7788 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
7789 conditional_replacement, value_replacement, abs_replacement,
7790 minmax_replacement.
7791 (replace_phi_edge_with_variable): Remove argument BB.
7792 (conditional_replacement, value_replacement,
7793 minmax_replacement, abs_replacement): Remove argument PHI_BB.
7794 Update a call to replace_phi_edge_with_variable.
7795
7796 * tree-ssa-phiopt.c: Fix comments.
7797
7798 2005-04-20 Michael Matz <matz@suse.de>
7799
7800 PR20973
7801 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
7802 pseudos.
7803
7804 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7805
7806 * tree-ssa-phiopt.c: Fix comment typos.
7807
7808 PR tree-optimization/21116
7809 * tree-ssa-phiopt.c: Fix a typo.
7810
7811 2005-04-19 Richard Henderson <rth@redhat.com>
7812
7813 * builtins.c (expand_builtin_sync_operation): Revert last change.
7814 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
7815 not vs new value.
7816 (expand_compare_and_swap_loop): Likewise.
7817 (expand_sync_operation): Remove fallback from NAND to AND; invert
7818 memory operand when expanding from cmpxchg.
7819 (expand_sync_fetch_operation): Likewise.
7820 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
7821 compare-and-swap.
7822
7823 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
7824 when implementing NAND. Fix double-add for AFTER.
7825 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
7826 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7827 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
7828 memory value.
7829 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
7830 memory barrier.
7831
7832 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
7833 to return old memory value.
7834 (sync_compare_and_swap_cc<IMODE>): Likewise.
7835
7836 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
7837 return pre-reload. Don't consider output or anti dependencies.
7838 * config/ia64/sync.md (IMODE): New.
7839 (modesuffix): Add QI and HI.
7840 (memory_barrier): Simplify expansion.
7841 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
7842 (cmpxchg_acq_<IMODE>): Likewise.
7843 (sync_lock_test_and_set<IMODE>): Likewise.
7844 (sync_lock_release<IMODE>): Likewise.
7845
7846 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7847
7848 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
7849 ~X or ~Y simplify.
7850
7851 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
7852
7853 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
7854
7855 2005-04-20 Michael Pogue <michael.pogue@sun.com>
7856 Joseph S. Myers <joseph@codesourcery.com>
7857
7858 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
7859 * c-typeck.c (build_c_cast): Check these options.
7860 * doc/invoke.texi: Document these options.
7861
7862 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
7863
7864 * tree-ssa-phiopt.c: Update a comment about the pass.
7865
7866 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7867
7868 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
7869 config/mcore/mcore.c: Fix comment typos.
7870
7871 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
7872
7873 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
7874 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
7875
7876 2005-04-19 Paul Brook <paul@codesourcery.com>
7877
7878 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
7879
7880 2005-04-19 Andrew Haley <aph@redhat.com>
7881
7882 PR java/21022
7883 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
7884 looking at a field's bitpos.
7885
7886 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7887
7888 * system.h (fopen, fdopen, freopen): Define these to the unlocked
7889 libiberty functions.
7890
7891 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
7892
7893 PR tree-optimization/21096
7894 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
7895
7896 2005-04-19 Alan Modra <amodra@bigpond.net.au>
7897
7898 PR target/21098
7899 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
7900 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
7901
7902 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
7903
7904 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
7905 refers to the function being dumped.
7906
7907 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
7908
7909 * varasm.c (assemble_start_function): Remove reset of in_section.
7910
7911 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7912
7913 PR tree-optimization/21085
7914 * fold-const (fold_binary): Don't change X % -C to X % C if C has
7915 overflowed.
7916
7917 2005-04-19 Ben Elliston <bje@au.ibm.com>
7918
7919 * doc/invoke.texi (Optimize Options): Refer to the correct
7920 optimisation flag -ftree-dominator-opts, not -ftree-dom.
7921
7922 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
7923
7924 * config/rs6000/rs6000.c (machopic_output_stub): Increase
7925 alloca argument to be big enough.
7926
7927 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
7928
7929 PR middle-end/21049
7930 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
7931 cfun->cfg are NULL.
7932
7933 2005-04-18 Tom Tromey <tromey@redhat.com>
7934
7935 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
7936 typo.
7937
7938 2005-04-18 Richard Henderson <rth@redhat.com>
7939
7940 * config/alpha/alpha.c (alpha_split_atomic_op): New.
7941 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
7942 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
7943 * config/alpha/alpha-protos.h: Update.
7944 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
7945 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
7946 (attr type): Add ld_l, st_c, mb.
7947 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
7948 iornotsi3, xorsi_internal, xornotsi3): New.
7949 * config/alpha/ev4.md (ev4_ld): Add ld_l.
7950 (ev4_ist_c, ev4_mb): New.
7951 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
7952 (ev5_ld_l): New.
7953 * config/alpha/ev6.md (ev6_ild): Add ld_l.
7954 (ev6_ist): Add st_c.
7955 (ev6_mb): New.
7956 * config/alpha/sync.md: New file.
7957
7958 2005-04-18 Richard Henderson <rth@redhat.com>
7959
7960 * builtins.c (expand_builtin_sync_operation): Fold nand to and
7961 for constants.
7962
7963 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
7964
7965 2005-04-18 Devang Patel <dpatel@apple.com>
7966
7967 * config/rs6000/atlivec.md (mulv4si3): New pattern.
7968
7969 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7970
7971 PR tree-optimization/20922
7972 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
7973 Fold X + c >= X and fold X - c <= X to true.
7974
7975 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
7976
7977 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
7978 unsigned int.
7979 (emergency_labeled_state_free): Likewise.
7980
7981 2005-04-18 Nick Clifton <nickc@redhat.com>
7982
7983 * config/h8300/h8300.md (jump): Remove prescan parameter from
7984 calls to final_scan_insn.
7985
7986 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
7987 parameter from calls to final_scan_insn.
7988
7989 * config.gcc (m68hc12): Use the m68hc11.opt file for target
7990 specific options.
7991 (v850e, v850e1): Use the v850.opt file for target specific
7992 options.
7993
7994 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
7995
7996 PR tree-optimization/21001
7997 * tree-optimize.c (init_tree_optimization_passes): Move the
7998 first pass_forwprop immediately before pass_vrp.
7999
8000 2005-04-17 Ian Lance Taylor <ian@airs.com>
8001
8002 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8003 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8004 from enum tree_code op to bool is_sizeof.
8005 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8006 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8007 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8008 case.
8009 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8010 cases.
8011 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8012 ALIGNOF_EXPR cases.
8013
8014 2005-04-17 Ian Lance Taylor <ian@airs.com>
8015
8016 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8017
8018 2005-04-17 Richard Henderson <rth@redhat.com>
8019
8020 * config/alpha/alpha.c (va_list_skip_additions): Only define if
8021 TARGET_ABI_OSF.
8022 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8023 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
8024 of indirection through ssa names while looking for the gpr counter
8025 field.
8026 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8027 saved va_list_gpr_size and va_list_fpr_size.
8028
8029 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8030
8031 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8032 both pointers or both integers.
8033
8034 * tree-vrp.c (maybe_add_assert_expr): Don't assert
8035 ASSERT_EXPRs for single-use variable.
8036
8037 * tree-into-ssa.c: Fix a comment typo.
8038
8039 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
8040
8041 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8042 -mipsN before forcing a default of -mips2.
8043
8044 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8045
8046 * predict.h (IS_TAKEN): Remove.
8047 * rtl.h (NOTE_PREDICTION): Likewise.
8048
8049 * modulo-sched.c (CFG_HOOKS): Remove.
8050
8051 * c-parser.c (N_C_TTYPES): Remove.
8052
8053 * tree-flow-inline.h (get_stmt_operands): Remove.
8054 * lambda-code.c, tree-ssa-loop-unswitch.c,
8055 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
8056 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
8057 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
8058 calls to get_stmt_operands.
8059 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
8060
8061 2005-04-17 Richard Henderson <rth@redhat.com>
8062
8063 PR target/20375
8064 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
8065 of CUMULATIVE_ARGS past the last named argument.
8066 (alpha_va_start): Expect pretend_args_size only if strictly less than
8067 6 named arguments.
8068
8069 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8070
8071 PR middle-end/21024
8072 * builtins.c (expand_builtin_strcat): Convert the result of
8073 strlen to the right type.
8074 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
8075 avoid creating type mismatches.
8076 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
8077 type mismatches.
8078
8079 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8080
8081 2005-04-16 Richard Henderson <rth@redhat.com>
8082
8083 PR target/21051
8084 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
8085 Use the mode of boolean_type_node when the user doesn't provide one.
8086 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8087
8088 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
8089
8090 PR target/20126
8091 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
8092 (const)).
8093
8094 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
8095 comment.
8096
8097 2005-04-16 Roger Sayle <roger@eyesopen.com>
8098 Steven Bosscher <stevenb@suse.de>
8099
8100 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
8101 (fold_unary_to_constant): Likewise.
8102
8103 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
8104
8105 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
8106 PROP_ASM_SCAN.
8107
8108 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
8109
8110 * doc/install.texi (Specific): Avoid using asterisks in @anchor
8111 names related to target triplets.
8112 Remove i?86-*-esix from platform directory.
8113 Remove powerpc-*-eabiaix from platform directory.
8114
8115 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
8116
8117 PR middle-end/20491
8118 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
8119 falling through from SUBREG case to REG.
8120
8121 2005-04-15 Roger Sayle <roger@eyesopen.com>
8122
8123 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
8124 (fold_binary): Update comment mentioning fold_relational_hi_lo.
8125 (fold_binary_to_constant): Simplify using fold_binary.
8126 (fold_unary_to_constant): Likewise, simplify using fold_unary.
8127
8128 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8129
8130 * gthr-posix.c (pthread_cancel): Define.
8131 (pthread_mutexattr_init): Likewise.
8132 (pthread_mutexattr_settype): Likewise.
8133 (pthread_mutexattr_destroy): Likewise.
8134
8135 2005-04-15 David S. Miller <davem@davemloft.net>
8136
8137 PR target/20673
8138 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
8139
8140 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8141
8142 PR tree-optimization/21031
8143 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
8144 (forward_propagate_into_cond_1): Call it. Forward propagate
8145 integer-integer casts into COND_EXPRs.
8146
8147 2005-04-15 Dave Korn <dave.korn@artimi.com>
8148
8149 * gcc.c (default_compilers): Clarify obscure error message when
8150 reading from standard input.
8151
8152 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8153
8154 * basic-block.h (PROP_EQUAL_NOTES): Remove.
8155 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
8156
8157 * tree-ssa-alias.c (init_alias_info): Remove a call to
8158 get_stmt_operands.
8159
8160 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
8161
8162 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
8163 of non-virtual PHI nodes like we use to.
8164
8165 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
8166
8167 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
8168 (attr_copy_rtx): Do not use it.
8169
8170 2005-04-15 Andrew Macleod <amacleod@redhat.com>
8171
8172 * doc/tree-ssa.texi: Grammer/abbreviation updates.
8173
8174 2005-04-15 Diego Novillo <dnovillo@redhat.com>
8175
8176 * tree-vect-transform.c (vectorizable_store): Mark necessary
8177 objects in the vectorized store needing renaming. Update the
8178 SSA graph for V_MAY_DEF operands in the original store.
8179
8180 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8181
8182 * tree-ssa-pre.c (compute_avail): It's okay to have
8183 TREE_INVARIANT's here, and value number the resulting expressions.
8184 (create_expression_by_pieces): Make sure operands that were
8185 min_invariant when we started, stay that way.
8186
8187 2005-04-15 David Edelsohn <edelsohn@gnu.org>
8188
8189 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8190
8191 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8192
8193 PR tree-optimization/20936.
8194 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8195
8196 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8197
8198 * doc/invoke.texi: Fix typos.
8199 * doc/md.texi: Likewise.
8200 * doc/rtl.texi: Likewise.
8201 * doc/sourcebuild.texi: Likewise.
8202 * doc/tm.texi: Likewise.
8203
8204 2005-04-15 Uros Bizjak <uros@kss-loka.si>
8205
8206 PR tree-optimization/21004
8207 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8208 and floorl in c99 mode only.
8209 * builtins.c (expand_builtin_int_roundingfn): Assert that
8210 fallback_fndecl is not NULL_TREE.
8211
8212 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8213
8214 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8215 * basic-block.h: Update the prototype for
8216 purge_all_dead_edges.
8217 * cfgexpand.c (tree_expand_cfg): Update a call to
8218 purge_all_dead_edges.
8219 * combine.c (combine_instructions): Likewise.
8220 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8221 rest_of_handle_cse2, rest_of_handle_gcse,
8222 rest_of_handle_postreload): likewise.
8223
8224 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
8225
8226 PR middle-end/20739
8227 * gimplify.c (gimplify_addr_expr): Compensate for removal of
8228 e.g. cv-qualification conversions.
8229
8230 2005-04-14 Mike Stump <mrs@apple.com>
8231
8232 * config/darwin-c.c (framework_construct_pathname): We must
8233 find all headers of a framework in the first instance of it
8234 found in the seach path.
8235
8236 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8237
8238 PR tree-optimization/21021
8239 * tree-vrp.c (compare_values): Work around a bug in the front
8240 end that produces a comparison of mismatched types.
8241
8242 2004-04-14 Richard Henderson <rth@redhat.com>
8243
8244 * config/ia64/ia64.h (enum fetchop_code): Remove.
8245 (enum ia64_builtins): Move ...
8246 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
8247 members except BSP and FLUSHRS.
8248 (ia64_init_builtins): Remove __sync builtins.
8249 (ia64_expand_builtin): Likewise.
8250 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8251 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8252 (ia64_expand_lock_release): Remove.
8253 * config/ia64/ia64.md (mf): Move to sync.md.
8254 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8255 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8256 * config/ia64/sync.md: New file.
8257 (memory_barrier): Rename from mf.
8258 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8259 (cmpxchg_acq_<I48MODE>): Likewise.
8260 (sync_lock_test_and_set<I48MODE>): Likewise.
8261
8262 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8263 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
8264
8265 2004-04-14 Richard Henderson <rth@redhat.com>
8266
8267 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8268 (ix86_compare_emitted): New.
8269 (ix86_expand_compare): Use ix86_compare_emitted if set.
8270 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8271 and ix86_compare_op0 are set.
8272 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8273 (TARGET_CMPXCHG, TARGET_XADD): New.
8274 (ix86_compare_emitted): Declare.
8275 * config/i386/i386.md: Include sync.md
8276 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8277 (UNSPECV_XCHG, UNSPECV_LOCK): New.
8278 * config/i386/sync.md: New file.
8279
8280 2004-04-14 Richard Henderson <rth@redhat.com>
8281
8282 PR middle-end/14311
8283 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8284 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8285 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8286 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8287 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8288 BT_FN_I8_VPTR_I8_I8): New.
8289 * builtins.def (DEF_SYNC_BUILTIN): New.
8290 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8291 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8292 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8293 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8294 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8295 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8296 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8297 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8298 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8299 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
8300 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
8301 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
8302 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
8303 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
8304 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
8305 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
8306 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
8307 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
8308 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
8309 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
8310 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
8311 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
8312 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
8313 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
8314 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
8315 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
8316 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
8317 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
8318 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
8319 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
8320 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
8321 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
8322 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
8323 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
8324 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
8325 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
8326 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8327 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8328 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8329 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8330 BUILT_IN_SYNCHRONIZE: New.
8331 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8332 as a function. Accept __sync_ as a prefix as well.
8333 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8334 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8335 expand_builtin_lock_release): New.
8336 (expand_builtin): Call them.
8337 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8338 neither BOTH_P nor FALLBACK_P are defined.
8339 (builtin_type_for_size): New.
8340 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
8341 (resolve_overloaded_builtin): New.
8342 * c-common.h (resolve_overloaded_builtin): Declare.
8343 (builtin_type_for_size): Declare.
8344 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
8345 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
8346 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
8347 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
8348 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
8349 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
8350 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
8351 sync_compare_and_swap_cc, sync_lock_test_and_set,
8352 sync_lock_release): New.
8353 * optabs.h: Declare them.
8354 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
8355 expand_sync_operation, expand_sync_fetch_operation,
8356 expand_sync_lock_test_and_set): Declare.
8357 * genopinit.c (optabs): Add sync optabs.
8358 * optabs.c (init_optabs): Initialize sync optabs.
8359 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
8360 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
8361 expand_sync_operation, expand_sync_fetch_operation,
8362 expand_sync_lock_test_and_set): New.
8363 * doc/extend.texi (Atomic Builtins): New section
8364 * doc/md.texi (Standard Names): Add sync patterns.
8365
8366 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
8367
8368 * tree-eh.c (lower_try_finally_copy): Generate new code in
8369 response to goto_queue entries as if the queue was sorted by
8370 index, not pointers.
8371 (lower_try_finally_switch): Likewise.
8372
8373 2005-04-14 Richard Henderson <rth@redhat.com>
8374
8375 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
8376 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
8377 register.
8378 (ix86_expand_fp_movcc): Update to match.
8379 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
8380 * config/i386/i386-protos.h: Update.
8381 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
8382 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
8383
8384 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
8385
8386 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
8387 refer to 4.0.
8388
8389 2005-04-14 Julian Brown <julian@codesourcery.com>
8390
8391 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
8392 link failures on ppc64 Linux.
8393
8394 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
8395
8396 * config.gcc: Set cpu_type for s390.
8397
8398 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8399
8400 Fix PR tree-optimization/20963
8401 * tree-ssa-pre.c (compute_avail): Remove special case for
8402 TREE_INVARIANT.
8403 (create_expression_by_pieces): Add value numbers for forced out
8404 statements.
8405
8406 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
8407
8408 * config/cris/cris.md: Replace references to (reg:SI 16) with
8409 (reg:SI CRIS_SRP_REGNUM).
8410
8411 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8412
8413 PR tree-optimization/20657
8414 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
8415 create an appropriate range from it.
8416
8417 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8418
8419 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
8420 <UNSPEC_FIST_CEIL> case.
8421
8422 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
8423 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
8424 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
8425 to implement lfloor and llfloor built-ins as x87 intrinsic function.
8426 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
8427 (lfloor<mode>2): New expanders.
8428 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
8429 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
8430 to implement lceil and llceil built-ins as x87 intrinsic function.
8431 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
8432 (lceil<mode>2): New expanders.
8433
8434 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8435
8436 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
8437 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
8438
8439 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
8440
8441 PR target/20927
8442 * config/s390/s390-modes.def: Define TFmode.
8443
8444 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
8445
8446 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
8447 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8448 * config/mips/mips.c (mips16_insn_length): Remove reference to
8449 JUMP_TABLES_IN_TEXT_SECTION.
8450
8451 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
8452
8453 * simplify-rtx.c (simplify_binary_operation_1): Return
8454 scalar or vector of constant 0, depending on the xor's
8455 mode.
8456
8457 2005-04-13 Dale Johannesen <dalej@apple.com>
8458
8459 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
8460 (objc-act.o): Ditto.
8461 * objc/objc-act.c (objc_gimplify_expr): New.
8462 (objc_get_callee_fndecl): New.
8463 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
8464 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
8465 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
8466
8467 2005-04-13 Devang Patel <dpatel@apple.com>
8468
8469 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
8470 temp variables.
8471
8472 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
8473
8474 CRIS prologue as RTL.
8475 * config/cris/cris-protos.h (cris_emit_movem_store)
8476 (cris_expand_prologue): Prototype.
8477 * config/cris/cris.c (struct machine_function): New member
8478 stdarg_regs.
8479 (cfa_label_num, cris_target_asm_function_prologue): Remove.
8480 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
8481 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
8482 (cris_load_multiple_op, cris_return_address_on_stack)
8483 (cris_return_address_on_stack_for_return): ISO-Cify.
8484 (cris_store_multiple_op): New predicate function.
8485 (cris_expand_prologue, cris_emit_movem_store): New functions.
8486 (cris_print_operand) <case 'O'>: Handle modifications other than
8487 post-increment.
8488 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
8489 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
8490 (cris_gen_movem_load): Rearrange slightly to make local variable
8491 src a parameter, removing osrc.
8492 (cris_setup_incoming_varargs): Set machine_function member
8493 stdarg_regs to correspond to the number of registers that need to
8494 be saved.
8495 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
8496 CRIS_UNSPEC_GOT.
8497 (PREDICATE_CODES): Add cris_store_multiple_op. Make
8498 cris_general_operand_or_gotless_symbol accept UNSPEC.
8499 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
8500 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
8501 ("*cris_store_multiple"): New pattern. Tweak common comment above
8502 this and "*cris_load_multiple".
8503 ("prologue"): New define_expand.
8504
8505 * config/cris/cris.md ("epilogue"): Conditionalize on
8506 TARGET_PROLOGUE_EPILOGUE.
8507
8508 2005-04-13 Steve Ellcey <sje@cup.hp.com>
8509
8510 PR target/20924
8511 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
8512 fpsr 0 instead of fpsr 1.
8513 (divsf3_internal_thr): Ditto.
8514 (divdf3_internal_lat): Ditto.
8515 (divdf3_internal_thr): Ditto.
8516 (divxf3_internal_lat): Ditto.
8517 (divxf3_internal_thr): Ditto.
8518
8519 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8520
8521 PR tree-optimization/20913
8522 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
8523
8524 PR tree-optimization/20702
8525 * tree-vrp.c (maybe_add_assert_expr): Recurse into
8526 dominator children that haven't been walked into.
8527
8528 2005-04-13 Julian Brown <julian@codesourcery.com>
8529
8530 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
8531 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
8532 is true.
8533
8534 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8535
8536 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
8537 config/i386/sse.md: Fix comment typos.
8538
8539 * genattrtab.c (NULL_ATTR): Remove.
8540 * ifcvt.c (NULL_EDGE): Likewise.
8541
8542 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
8543
8544 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
8545 NOTE_PREDICT): Remove.
8546
8547 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8548
8549 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
8550 * configure: Regenerate.
8551 * config.in: Likewise.
8552 * system.h: Declare vsnprintf if not already declared.
8553
8554 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8555
8556 * optc-gen.awk: Handle stand-alone Mask records.
8557 * opth-gen.awk: Likewise.
8558 * doc/options.texi (Option file format): Document them.
8559 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
8560 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
8561 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
8562 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
8563 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
8564 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
8565 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
8566 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
8567 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
8568 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
8569 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
8570 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
8571 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
8572 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
8573 TARGET_LONG_DOUBLE_128): Likewise.
8574 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
8575 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
8576 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
8577 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
8578 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
8579 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
8580 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
8581 * config/sparc/sparc.c (fpu_option_set): New global.
8582 (sparc_handle_option): New function.
8583 (sparc_override_options): Test fpu_option_set.
8584 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
8585 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
8586 * config/sparc/sparc.opt: New file.
8587 * config/sparc/little-endian.opt: Likewise.
8588 * config/sparc/long-double-switch.opt: Likewise.
8589
8590 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
8591
8592 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
8593 (bfin_handle_options): Set it if -mshared-library-id= is seen.
8594 * config/bfin/bfin.opt (mshared-library-id=): Lose
8595 Var(bfin_lib_id_given).
8596
8597 2005-04-13 Matt Thomas <matt@3am-software.com>
8598
8599 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
8600 defining.
8601
8602 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
8603
8604 * rtl.h (CLEAR_RTX_FLAGS): Remove.
8605
8606 * cgraphunit.c (INSNS_PER_CALL): Remove.
8607
8608 * tree-ssa-forwprop.c (vars,
8609 record_single_argument_cond_exprs,
8610 substitute_single_use_vars): Remove.
8611 (forward_propagate_into_cond_1, forward_propagate_into_cond):
8612 New.
8613 (tree_ssa_forward_propagate_single_use_vars): Call
8614 forward_propagate_into_cond for each COND_EXPR.
8615
8616 * tree-inline.c (INSNS_PER_STMT): Remove.
8617
8618 2005-04-12 Richard Henderson <rth@redhat.com>
8619
8620 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
8621 (ix86_expand_sse_fp_minmax): ... from ...
8622 (ix86_expand_fp_movcc): ... here.
8623 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
8624 * config/i386/i386-protos.h: Update.
8625 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
8626 (sse_setccsf, sse_setccdf): Allow before reload.
8627 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
8628 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
8629 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
8630 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
8631 (anddf3, nanddf3, iordf3, xordf3): New.
8632
8633 2005-04-12 Jeff Law <law@redhat.com>
8634
8635 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
8636 (tree-ssa-uncprop.o): Add dependencies.
8637 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
8638 * tree-flow.h (remove_useless_stmts): Remove prototype.
8639 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
8640 remove_useless_stmts.
8641 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
8642 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
8643 * tree-pass.h (pass_uncprop): Declare.
8644 * tree-ssa-uncprop.c: New file.
8645
8646 2005-04-12 James E. Wilson <wilson@specifixinc.com>
8647
8648 PR target/20670
8649 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
8650
8651 2005-04-12 Caroline Tice <ctice@apple.com>
8652
8653 Temporary fix for partitioning problems.
8654 * passes.c (rest_of_handle_final): Remove code that
8655 frees unlikely_text_section_name,
8656 * varasm.c (assemble_start_function): Test for partitioning
8657 flag before writing out section labels.
8658 (assemble_end_function): Test for partitioning flag before
8659 writing out section labels.
8660
8661 2005-04-12 Steven Bosscher <stevenb@suse.de>
8662 Stuart Hastings <stuart@apple.com>
8663 Jan Hubicka <jh@suse.cz>
8664
8665 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
8666 references to gt-tree-cfg.h.
8667 * basic-block.h (struct basic_block_def): Don't skip rbi
8668 for garbage collection.
8669 (struct reorder_block_def): Make GTY-able.
8670 (struct control_flow_graph): New structure.
8671 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
8672 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
8673 but instead defines to the control_flow_graph for cfun.
8674 (label_to_block_map): New define, points to the label map of
8675 the control_flow_graph for cfun.
8676 (n_edges_for_function, n_basic_blocks_for_function,
8677 last_basic_block_for_function, basic_block_info_for_function,
8678 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
8679 basic_block_info_for_function, label_to_block_map_for_function):
8680 Counterparts for the above, taking a struct function as an extra
8681 argument.
8682 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
8683 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
8684 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
8685 (alloc_rbi_pool, free_rbi_pool): Remove.
8686 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
8687 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
8688 here...
8689 (cfg_layout_finalize) ... and don't free it here.
8690 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
8691 garbage collected.
8692 * flow.c (free_basic_block_vars): Set label_to_block_map and
8693 n_edges to zero too.
8694 * function.h (struct function): Add cfg field.
8695 * function.c (allocate_struct_function): Allocate the cfg.
8696 * tree-cfg.c (label_to_block_map): Remove.
8697 (build_tree_cfg): Don't allocate the rbi pool here...
8698 (delete_tree_cfg_annotations): ...and don't free it here.
8699 Also don't nullify label_to_block_map for cfun.
8700
8701 2005-04-12 Caroline Tice <ctice@apple.com>
8702
8703 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8704 Revert my patch from April 9.
8705 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
8706 (reorder_basic_blocks): Revert my patch from April 9.
8707 (insert_section_boundary_note): Revert my patch from April 9.
8708 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
8709 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
8710 (COLD_END_LABEL): Revert my patch from April 9.
8711 (cold_text_section_label): Revert my patch from April 9.
8712 (cold_end_label): Revert my patch from April 9.
8713 (dwarf2out_switch_text_section): Revert my patch from April 9.
8714 (output_aranges): Revert my patch from April 9.
8715 (output_ranges): Revert my patch from April 9.
8716 (output_line_info): Revert my patch from April 9.
8717 (add_location_or_const_value_attribute): Revert my patch from April 9.
8718 (dwarf2out_var_location): Revert my patch from April 9.
8719 (dwarf2out_init): Revert my patch from April 9.
8720 (dwarf2out_finish): Revert my patch from April 9.
8721 * function.h (struct function): Revert my patch from April 9.
8722 * opts.c (decode_options): Revert my patch from April 9.
8723 * output.h (unlikely_section_label, hot_section_label,
8724 hot_section_end_label, cold_section_end_label,
8725 unlikely_text_section_name): Revert my patch from April 9.
8726 * passes.c (rest_of_handle_final): Revert my patch from April 9.
8727 * varasm.c (unlikely_section_label, hot_section_label,
8728 hot_section_end_label, cold_section_end_label,
8729 unlikely_text_section_name): Revert my patch from April 9.
8730 (initialize_cold_section_name): Revert my patch from April 9.
8731 (unlikely_text_section): Revert my patch from April 9.
8732 (in_unlikely_text_section): Revert my patch from April 9.
8733 (named_section): Revert my patch from April 9.
8734 (function_section): Revert my patch from April 9.
8735 (current_function_section): Revert my patch from April 9.
8736 (assemble_start_function): Revert my patch from April 9.
8737 (assemble_end_function): Revert my patch from April 9.
8738 (default_section_type_flags_1): Revert my patch from April 9.
8739
8740 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8741
8742 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
8743 * config/sparc/sparc.md (untyped_call): Save the registers manually.
8744
8745 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
8746
8747 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
8748
8749 PR middle-end/20917
8750 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
8751 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
8752
8753 2004-04-12 Richard Henderson <rth@redhat.com>
8754
8755 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
8756 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
8757 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
8758 (UNSPEC_*, UNSPECV_*): Renumber.
8759
8760 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
8761
8762 PR mudflap/19266
8763 From Richard Henderson <rth@redhat.com>:
8764 * tree-mudflap.c (mf_build_check_statement_for): Correct block
8765 splitting logic.
8766
8767 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
8768
8769 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
8770
8771 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8772
8773 * config/bfin/bfin.c (bfin_library_id_string): Remove.
8774 (bfin_library_id): New variable.
8775 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
8776 instead of bfin_library_id_string.
8777 (bfin_handle_option): New function.
8778 (override_options): Remove most code to deal with shared library IDs,
8779 just check they aren't used without -mid-shared-library.
8780 (TARGET_HANDLE_OPTION): Define.
8781 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
8782 * config/bfin/bfin.opt (mshared-library-id=): New.
8783
8784 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
8785
8786 * tree-vect-transform.c: Fix comment typos.
8787
8788 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
8789
8790 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
8791 split critical edges when not possible/profitable.
8792
8793 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8794
8795 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
8796 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
8797 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
8798 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
8799 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
8800 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
8801 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
8802 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
8803 MASK_NO_BITFIELD.
8804 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
8805 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8806 * config/ns32k/ns32k.opt: New file.
8807
8808 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
8809
8810 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
8811 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
8812 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
8813 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
8814 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
8815 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
8816 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
8817 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
8818 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
8819 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
8820 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
8821 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
8822 (MASK_COLDFIRE): Formatting fixes.
8823 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
8824 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
8825 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
8826 "_current_shared_library_a5_offset_".
8827 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8828 (MASK_ALL_CPU_BITS): New macro.
8829 (m68k_handle_option): New function.
8830 (override_options): Remove handling of m68k_library_id_string.
8831 * config/m68k/m68k.opt: New file.
8832 * config/m68k/ieee.opt: New file.
8833
8834 2005-04-11 Mark Mitchell <mark@codesourcery.com>
8835
8836 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8837 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
8838 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8839 (TARGET_CXX): Adjust accordingly.
8840 * target.h (struct gcc_target): Remove epxort_class_data. Add
8841 determine_class_data_visibility and class_data_always_comdat.
8842 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8843 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
8844 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8845 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
8846 (arm_cxx_determine_class_data_visibility): New.
8847 (arm_cxx_class_data_always_comdat): Likewise.
8848 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
8849 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
8850 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
8851 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
8852 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
8853 Define.
8854
8855 2005-04-11 Devang Patel <dpatel@apple.com>
8856
8857 * tree-data-ref.c (build_classic_dist_vector,
8858 compute_subscript_distance): Make externally visible.
8859 * tree-data-ref.h (build_classic_dist_vector,
8860 compute_subscript_distance): Same.
8861 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8862 Check distance vector against vectorization factor.
8863 (vect_analyze_loop): Determine vectorizaion factor before
8864 analyzing data dependences.
8865 * tree-vectorizer.c (loops_num): Make it externally visible and
8866 rename ...
8867 * tree-vectorizer.c (vect_loops_num): ... new name.
8868 * tree-vectorizer.h (vect_loops_num): New.
8869
8870 2005-04-11 Devang Patel <dpatel@apple.com>
8871
8872 * tree-vect-analyze.c (vect_analyze_operations): Check
8873 vectorizable codition.
8874 * tree-vect-transform.c (vect_is_simple_cond): New function.
8875 (vectorizable_condition): New function.
8876 (vect_transform_stmt): Handle condition_vec_info_type.
8877 * tree-vectorizer.h (enum stmt_vec_info_type): Add
8878 condition_vec_info_type.
8879 (vectorizable_condition): New.
8880
8881 2005-04-11 Geoffrey Keating <geoffk@apple.com>
8882
8883 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
8884 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
8885 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
8886
8887 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
8888 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
8889
8890 * dwarf2out.c (output_line_info): Don't try to dereference
8891 a NULL current_function_decl.
8892
8893 * config/t-slibgcc-darwin: Don't put shared libraries in
8894 directories other than $(slibdir).
8895 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
8896 OS uses for it.
8897
8898 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8899
8900 PR tree-optimization/20933
8901 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
8902 logic to reject aliases between read-only and writable
8903 variables ...
8904 (may_alias_p): ... here.
8905 (get_tmt_for): Do not associate read-only tags to pointers
8906 whose pointed-to type is not read-only.
8907 * tree-ssa.c (verify_ssa): Check that memory stores have at
8908 least one V_MAY_DEF or V_MUST_DEF.
8909
8910 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8911
8912 PR/17092
8913 * configure.ac (gcc_UNLOCKED_FUNCS): New.
8914 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
8915 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
8916 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
8917 _unlocked function.
8918 (fwrite_unlocked): Fix prototype.
8919
8920 * configure, config.in: Regenerate.
8921
8922 2005-04-11 David Edelsohn <edelsohn@gnu.org>
8923
8924 * tree-ssa-loop-im.c: Include real.h.
8925 (determine_invariantness_stmt): If real division divisor is
8926 invariant and flag_unsafe_math_optimizations enabled, generate
8927 invariant reciprocal for hoisting.
8928 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
8929
8930 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8931
8932 Fix PR tree-optimization/20926
8933
8934 * tree-ssa-alias.c (add_type_alias): Handle subvars.
8935
8936 2005-04-11 Devang Patel <dpatel@apple.com>
8937
8938 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
8939 operand ordering.
8940
8941 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8942
8943 * fold-const.c (fold_binary_op_with_conditional_arg):
8944 use fold_buildN instead of "fold (buildN" in some
8945 non obvious places.
8946 (fold_unary): Likewise.
8947 (fold_binary): Likewise.
8948
8949 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
8950
8951 Fix PR tree-optimization/20612
8952 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
8953 handling
8954 (perfect_nestify): preheaderbb is *not* part of loop of the
8955 old destination.
8956
8957 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8958
8959 * tree-ssa-alias.c (may_alias_p): If the variable
8960 is a global variable and the pointer is parameter
8961 and -fargument-noalias-global is used, then
8962 the pointer cannot alias the variable.
8963
8964 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
8965
8966 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
8967 * config/sparc/sparc.h: Likewise.
8968 * config/sparc/sparc.md: Likewise.
8969
8970 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
8971
8972 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
8973
8974 * tree-vrp.c: Fix a comment typo.
8975
8976 2005-04-11 Diego Novillo <dnovillo@redhat.com>
8977
8978 PR tree-optimization/20920
8979 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
8980 SSA_NAME flows through an abnormal edge.
8981 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
8982 through abnormal edges.
8983 (maybe_add_assert_expr): Likewise.
8984
8985 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
8986
8987 * config/s390/s390.h (s390_tune_string, s390_arch_string)
8988 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
8989 (s390_stack_size_string, s390_stack_guard_string, target_flags)
8990 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
8991 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
8992 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
8993 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
8994 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
8995 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
8996 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
8997 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8998 (TARGET_HANDLE_OPTION): Likewise.
8999 (s390_tune): Initialize to PROCESSOR_max.
9000 (s390_arch_string): Make static.
9001 (s390_tune_string, s390_warn_framesize_string): Delete.
9002 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9003 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9004 (s390_handle_arch_option, s390_handle_option): New functions.
9005 (override_options): Remove parsing of option strings.
9006 * config/s390/s390.opt: New file.
9007
9008 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9009
9010 * tree-complex.c (expand_vector_operations): Call
9011 update_stmt_if_modified.
9012
9013 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9014
9015 * tree-vect-analyze (vect_determine_vectorization_factor):
9016 Do not use GET_MODE_NUNITS.
9017 * tree-vect-transform.c (vect_get_vec_def_for_operand,
9018 (vectorizable_load, vect_transform_loop): Likewise.
9019
9020 2005-04-11 Uros Bizjak <uros@kss-loka.si>
9021
9022 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9023 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9024 * optabs.h (enum optab_index): Add new OTI_lceil.
9025 (lceil_optab): Define corresponding macro.
9026 * optabs.c (init_optabs): Initialize lceil_optab.
9027 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9028 and lceildi2 patterns.
9029 * builtins.c (expand_builtin_int_roundingfn): Handle
9030 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9031 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9032 BUILT_IN_LLCEIL{,F,L}.
9033 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9034 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9035 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9036 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9037 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9038 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9039 into lceil built-in function and (long long int)ceil{,f,l} into
9040 llceil built-in function.
9041 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9042 BUILT_IN_LLCEIL.
9043
9044 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9045
9046 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9047 zero.
9048
9049 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
9050
9051 * config/arm/arm.c: Fix a comment typo.
9052 * doc/tree-ssa.texi: Fix a typo.
9053
9054 2005-04-10 Steven Bosscher <stevenb@suse.de>
9055
9056 * cselib.c (clear_table): Rename to cselib_clear_table.
9057 * cselib.h (cselib_clear_table): Add prototype.
9058 * gcse.c (gcse_main): Make 'f' argument unused.
9059 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
9060 of each basic block instead.
9061 (compute_sets, compute_hash_table_work): Likewise.
9062 (constprop_register): Change int 'alter_jumps' argument to bool.
9063 (do_local_cprop): Likewise.
9064 (local_cprop_pass): Likewise. Also walk basic blocks instead of
9065 the insn chain. Explicitly clear the cselib tables after finishing
9066 one basic block. Make sure there are no unterminated libcall blocks.
9067 Update compute_sets call.
9068 (cprop): Walk basic blocks instead of the insn chain.
9069 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
9070 Likewise.
9071 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
9072 one_cprop_pass calls.
9073
9074 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9075
9076 * combine.c (combine_simplify_rtx): Remove a transformation that
9077 relies on an invalid assumption about rtl sign-extension semantics.
9078
9079 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9080
9081 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
9082 to build_int_cst_wide.
9083
9084 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
9085
9086 PR target/20126
9087 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
9088 set the original address pseudo to the correct value before the
9089 original insn, if possible, and leave the insn alone, otherwise
9090 create a new pseudo, set it and replace it in the insn.
9091 * recog.c (validate_change_maybe_volatile): New.
9092 * recog.h (validate_change_maybe_volatile): Declare.
9093
9094 2005-04-09 Caroline Tice <ctice@apple.com>
9095
9096 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9097 Remove targetm.have_named_sections test.
9098 (fix_edges_for_rarely_executed_code): Likewise.
9099 (insert_section_boundary_note): Likewise.
9100 (reorder_basic_blocks): Check partitioning flag before calling
9101 verify_hot_cold_block_grouping.
9102 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
9103 the function struct rather than global variables.
9104 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
9105 (COLD_END_LABEL): Likewise
9106 (cold_text_section_label): New static global variable.
9107 (cold_end_label): Likewise.
9108 (dwarf2out_switch_text_section): Get hot/cold section labels from
9109 the function struct rather than global variables.
9110 (output_aranges): Use cold_text_section_label and cold_end_label;
9111 check partitioning flag before putting out delta.
9112 (output_ranges): Remove incorrect code attempting to use
9113 hot/cold labels.
9114 (output_line_info): Get cold section label from function struct.
9115 (add_location_or_const_value_attribute): Likewise.
9116 (get_subprogram_die): Get hot/cold section labels from function struct.
9117 (dwarf2out_var_location): Likewise.
9118 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
9119 write out cold_text_section_label if partition flag is set.
9120 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
9121 * function.h (struct function): Add new fields to point to hot/cold
9122 section labels: hot_section_label, cold_section_label,
9123 hot_section_end_label and cold_section_end_label; also add new field
9124 for cold text section name, unlikely_text_section_name.
9125 * opts.c (decode_options): Turn off partitioning flag if
9126 !targetm.have_named_sections.
9127 * output.h (hot_section_label): Remove.
9128 (hot_section_end_label): Remove.
9129 (cold_section_end_label): Remove.
9130 (unlikely_section_label): Remove.
9131 (unlikely_text_section_name): Remove.
9132 * passes.c (rest_of_handle_final): Remove code that frees
9133 unlikely_text_section_name.
9134 * varasm.c (unlikely_section_label): Remove.
9135 (hot_section_label): Remove.
9136 (hot_section_end_label): Remove.
9137 (cold_section_end_label): Remove.
9138 (unlikely_text_section_name): Remove.
9139 (initialize_cold_section_name): Modify to call
9140 targetm.strip_name_encoding; to store cold section name in current
9141 function struct, if it exists; and to only use the decl_section_name
9142 if flag_named_sections is true.
9143 (unlikely_text_section): Modify to get section name out of current
9144 function struct, if there is one; otherwise build it from
9145 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
9146 (in_unlikely_text_section): Likewise.
9147 (named_section): Modify to get/put cold section name in current function
9148 struct, if there is one.
9149 (function_section): Change 'bool unlikely' to 'int reloc'; check
9150 targetm.have_named_sections before calling named_section.
9151 (current_function_section): Likewise.
9152 (assemble_start_function): Modify to get/put unlikely_text_section_name
9153 in current function struct; modify to get hot/cold section labels
9154 from function struct; initialize labels using
9155 ASM_GENERATE_INTERNAL_LABEL;
9156 test partitioning flag before writing out hot section label.
9157 (assemble_end_function): Test partitioning flag before writing out
9158 hot/cold section labels.
9159 (default_section_type_flags_1): Modify to use array instead of
9160 char* for unlikely_text_section_name; set flags correctly for
9161 cold text section if there is not a current function decl.
9162
9163 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9164
9165 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9166 and TI_VA_LIST_FPR_COUNTER_FIELD.
9167 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9168 * tree-pass.h (pass_stdarg): Add.
9169 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9170 * tree-stdarg.c: New file.
9171 * tree-stdarg.h: New file.
9172 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9173 (tree-stdarg.o): Add dependencies.
9174 * function.h (struct function): Add va_list_gpr_size and
9175 va_list_fpr_size fields.
9176 * function.c (allocate_struct_function): Initialize them.
9177 * target.h (struct gcc_target): Add stdarg_optimize_hook.
9178 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9179 (TARGET_INITIALIZER): Add it.
9180
9181 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9182 va_list_{g,f}pr_counter_field.
9183 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9184 area will not be used. Only save registers that tree-stdarg.c
9185 detected they need saving.
9186 (ix86_va_start): Don't set up fields that won't be used.
9187
9188 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9189 va_list_{g,f}pr_counter_field.
9190 (setup_incoming_varargs): Don't do anything if reg_save
9191 area will not be used. Only save registers that tree-stdarg.c
9192 detected they need saving.
9193 (rs6000_va_start): Don't set up fields that won't be used.
9194
9195 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9196 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9197 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9198 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9199
9200 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9201
9202 PR target/20795
9203 * config/i386/i386.c (construct_container): Pass empty aligned
9204 struct, union or class in memory.
9205
9206 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
9207
9208 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9209 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9210 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9211 config/rs6000/predicates.md: Fix comment typos.
9212
9213 * sched-int.h (haifa_insn_data): Remove blockage and units.
9214 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9215 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9216 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9217
9218 2005-04-09 Jan Hubicka <jh@suse.cz>
9219 Steven Bosscher <stevenb@suse.de>
9220
9221 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9222 * cfgloop.c (get_loop_exit_edges): Likewise.
9223 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9224 (unloop): Likewise.
9225 * loop-unroll.c (analyze_insns_in_loop): Likewise.
9226 * tree-cfg.c (dump_cfg_status): Likewise.
9227
9228 2005-04-09 David Edelsohn <edelsohn@gnu.org>
9229
9230 * config/rs6000/predicates.md (altivec_register_operand): Remove
9231 redundant match_code test.
9232 (gpc_reg_operand): Same.
9233 (cc_reg_operand): Same.
9234 (cc_reg_not_cr0_operand): Same.
9235
9236 2005-04-09 Jan Hubicka <jh@suse.cz>
9237
9238 Forgotten hunk from my last merge patch:
9239 * final.c (output_addr_const): Do not call mark_referenced.
9240
9241 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
9242
9243 * doc/tree-ssa.texi: Add immediate use documentation.
9244
9245 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
9246
9247 * arm.c (FL_WBUF): Define.
9248 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9249 (arm_is_6_or_7): Delete.
9250 (arm_tune_wbuf): New.
9251 (arm_override_options): Set arm_tune_wbuf.
9252 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9253 (arm_is_6_or_7): Delete declaration.
9254 (arm_tune_wbuf): New declartion.
9255 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9256 (model_wbuf): Derive from arm_tune_wbuf.
9257 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9258 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9259 (arm740t): Mark CPUs as having a write buffer.
9260
9261 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9262
9263 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9264 of 'const_double_operand' in operand 2 constraints. Update enable
9265 condition.
9266
9267 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9268
9269 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9270 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9271 * optabs.h (enum optab_index): Add new OTI_lfloor.
9272 (lfloor_optab): Define corresponding macro.
9273 * optabs.c (init_optabs): Initialize lfloor_optab.
9274 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9275 and lfloordi2 patterns.
9276 * builtins.c (expand_builtin_int_roundingfn): New prototype.
9277 (expand_builtin_int_roundingfn): New function.
9278 (fold_builtin_int_roundingfn): New prototype.
9279 (fold_builtin_int_roundingfn): New function, renamed from
9280 fold_builtin_lround.
9281 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9282 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9283 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9284 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9285 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9286 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9287 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9288 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9289 into lfloor built-in function and (long long int)floor{,f,l} into
9290 llfloor built-in function.
9291 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9292 BUILT_IN_LLFLOOR.
9293
9294 2005-04-08 Ian Lance Taylor <ian@airs.com>
9295
9296 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9297 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9298 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9299 (DO_COND, DO_BODY): Likewise.
9300 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
9301 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
9302 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
9303 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
9304 (build_continue_stmt, build_break_stmt): Don't declare.
9305 (c_do_switch_warnings): Update declaration.
9306 * c-gimplify.c (enum bc_t): Remove.
9307 (struct c_gimplify_ctx, ctxp): Remove.
9308 (push_context, pop_context): Remove static functions.
9309 (c_genericize): Don't call push_context or pop_context.
9310 (begin_bc_block, finish_bc_block): Remove static functions.
9311 (build_bc_goto): Likewise.
9312 (gimplify_c_loop): Likewise.
9313 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
9314 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
9315 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
9316 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
9317 * c-common.c (c_do_switch_warnings): Rename from
9318 c_do_switch_warnings_1.
9319 (c_do_switch_warnings) [old version]: Remove.
9320 (c_do_switch_expr_warnings): Remove.
9321 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
9322 function instead of c_do_switch_expr_warnings.
9323 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
9324 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
9325 * c-pretty-print.c (pp_c_statement): Likewise.
9326 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9327
9328 2005-04-08 Devang Patel <dpatel@apple.com>
9329
9330 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9331 While selecting replacement condition pay attention to loop header.
9332
9333 2005-04-08 Diego Novillo <dnovillo@redhat.com>
9334
9335 Merge from tree-cleanup-branch: VRP, store CCP, store
9336 copy-prop, incremental SSA updating of FUD chains and
9337 newly exposed symbols.
9338
9339 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
9340 (OBJS-common): Add tree-vrp.o.
9341 (tree-vrp.o): New rule.
9342 * basic-block.h (nearest_common_dominator_for_set): Declare.
9343 * common.opt (ftree-store-ccp): New flag.
9344 (ftree-copy-prop): New flag.
9345 (ftree-vrp): New flag.
9346 (ftree-store-copy-prop): New flag.
9347 * dominance.c (nearest_common_dominator_for_set): New.
9348 * domwalk.c (walk_dominator_tree): Only traverse
9349 statements in blocks marked in walk_data->interesting_blocks.
9350 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
9351 * fold-const.c (fold): Handle ASSERT_EXPR.
9352 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
9353 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
9354 flag_tree_vrp at -O2.
9355 * timevar.def (TV_TREE_VRP): Define.
9356 (TV_TREE_COPY_PROP): Define.
9357 (TV_TREE_STORE_COPY_PROP): Define.
9358 (TV_TREE_SSA_INCREMENTAL): Define.
9359 (TV_TREE_STORE_CCP): Define.
9360 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
9361 to kill_redundant_phi_nodes from comment.
9362 (verify_expr): Handle ASSERT_EXPR.
9363 * tree-dfa.c (mark_new_vars_to_rename): Remove second
9364 argument. Update all users.
9365 (mark_call_clobbered_vars_to_rename): Remove. Update all
9366 users.
9367 * tree-flow-inline.h (unmodifiable_var_p): New.
9368 * tree-flow.h (enum value_range_type): Declare.
9369 (struct value_range_def): Declare.
9370 (value_range): Declare.
9371 (remove_all_phi_nodes_for): Remove. Update all users.
9372 (find_phi_node_for): Declare.
9373 (add_type_alias): Declare.
9374 (count_uses_and_derefs): Declare.
9375 (kill_redundant_phi_nodes): Remove.
9376 (rewrite_into_ssa): Remove.
9377 (rewrite_def_def_chains): Remove.
9378 (update_ssa, register_new_name_mapping, create_new_def_for,
9379 need_ssa_update_p, name_registered_for_update_p,
9380 release_ssa_name_after_update_ssa, dump_repl_tbl,
9381 debug_repl_tbl, dump_names_replaced_by,
9382 debug_names_replaced_by, mark_sym_for_renaming,
9383 mark_set_for_renaming, get_current_def, set_current_def,
9384 get_value_range, dump_value_range, debug_value_range,
9385 dump_all_value_ranges, debug_all_value_ranges,
9386 expr_computes_nonzero, loop_depth_of_name,
9387 unmodifiable_var_p): Declare.
9388 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
9389 ASSERT_EXPR.
9390 * tree-into-ssa.c (block_defs_stack): Update comment.
9391 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
9392 syms_to_rename, names_to_release, repl_tbl,
9393 need_to_initialize_update_ssa_p, need_to_update_vops_p,
9394 need_to_replace_names_p): New locals.
9395 (NAME_SETS_GROWTH_FACTOR): Define.
9396 (struct repl_map_d): Declare.
9397 (struct mark_def_sites_global_data): Add field
9398 interesting_blocks.
9399 (enum rewrite_mode): Declare.
9400 (REGISTER_DEFS_IN_THIS_STMT): Define.
9401 (compute_global_livein): Use last_basic_block instead of
9402 n_basic_blocks.
9403 (set_def_block): Remove last argument. Update all callers.
9404 (prepare_use_operand_for_rename): Remove. Update all callers.
9405 (prepare_def_operand_for_rename): Remove. Update all callers.
9406 (symbol_marked_for_renaming): New.
9407 (is_old_name): New.
9408 (is_new_name): New.
9409 (repl_map_hash): New.
9410 (repl_map_eq): New.
9411 (repl_map_free): New.
9412 (names_replaced_by): New.
9413 (add_to_repl_tbl): New.
9414 (add_new_name_mapping): New.
9415 (mark_def_sites): Assume that all the operands in the
9416 statement are in normal form.
9417 (find_idf): Assert that the block in the stack is valid.
9418 (get_default_def_for): New.
9419 (insert_phi_nodes_for): Add new argument 'update_p'.
9420 Add documentation.
9421 If update_p is true, add a new mapping between the LHS of
9422 each new PHI and the name that it replaces.
9423 (insert_phi_nodes_1): Only call find_idf if needed.
9424 (get_reaching_def): Call get_default_def_for.
9425 (rewrite_operand): Remove.
9426 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
9427 and REWRITE_THIS_STMT are false.
9428 Assume that all the operands in the statement are in
9429 normal form.
9430 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
9431 (rewrite_virtual_phi_arguments): Remove.
9432 (invalidate_name_tags): Remove.
9433 (register_new_update_single, register_new_update_set,
9434 rewrite_update_init_block, replace_use,
9435 rewrite_update_fini_block, rewrite_update_stmt,
9436 rewrite_update_phi_arguments): New.
9437 rewrite_blocks): Remove argument 'fix_virtual_phis'.
9438 Add arguments 'entry', 'what' and 'blocks'.
9439 Initialize the dominator walker according to 'what' and
9440 'blocks'.
9441 Start the dominator walk at 'entry'.
9442 (mark_def_site_blocks): Add argument 'interesting_blocks'.
9443 Use it to configure the dominator walker.
9444 (rewrite_into_ssa): Remove argument 'all'.
9445 Make internal.
9446 (rewrite_all_into_ssa): Remove.
9447 (rewrite_def_def_chains): Remove.
9448 (mark_def_interesting, mark_use_interesting,
9449 prepare_phi_args_for_update, prepare_block_for_update,
9450 prepare_def_site_for, prepare_def_sites,
9451 dump_names_replaced_by, debug_names_replaced_by,
9452 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
9453 delete_update_ssa, create_new_def_for,
9454 register_new_name_mapping, mark_sym_for_renaming,
9455 mark_set_for_renaming, need_ssa_update_p,
9456 name_registered_for_update_p, ssa_names_to_replace,
9457 release_ssa_name_after_update_ssa,
9458 insert_updated_phi_nodes_for, update_ssa): New.
9459 * tree-loop-linear.c (linear_transform_loops): Call
9460 update_ssa instead of rewrite_into_ssa.
9461 * tree-optimize.c (vars_to_rename): Remove.
9462 Update all users.
9463 (init_tree_optimization_passes): Replace
9464 pass_redundant_phi with pass_copy_prop.
9465 Add pass_vrp.
9466 Replace pass_ccp with pass_store_ccp.
9467 Add pass_store_copy_prop after pass_store_ccp.
9468 (execute_todo): If the TODO_ flags don't include updating
9469 the SSA form, assert that it does not need to be updated.
9470 Call update_ssa instead of rewrite_into_ssa and
9471 rewrite_def_def_chains.
9472 If TODO_verify_loops is set, call verify_loop_closed_ssa.
9473 (tree_rest_of_compilation):
9474 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
9475 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
9476 TODO_cleanup_cfg): Renumber.
9477 (TODO_verify_loops, TODO_update_ssa,
9478 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
9479 TODO_update_ssa_only_virtuals): Define.
9480 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
9481 Declare.
9482 * tree-phinodes.c (make_phi_node): Update documentation.
9483 (remove_all_phi_nodes_for): Remove.
9484 (find_phi_node_for): New.
9485 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
9486 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
9487 (interpret_rhs_modify_expr): Likewise.
9488 * tree-sra.c (decide_instantiations): Mark all symbols in
9489 SRA_CANDIDATES for renaming.
9490 (mark_all_v_defs_1): Rename from mark_all_v_defs.
9491 (mark_all_v_defs): New function. Update all users to call it
9492 with the whole list of scalarized statements, not just the
9493 first one.
9494 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
9495 (compute_flow_insensitive_aliasing): If the tag is
9496 unmodifiable and the variable isn't or vice-versa, don't
9497 make them alias of each other.
9498 (setup_pointers_and_addressables): If the type tag for
9499 VAR is about to change, mark the old one for renaming.
9500 (add_type_alias): New.
9501 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
9502 (ccp_lattice_t): Rename from latticevalue.
9503 (value): Remove. Update all users.
9504 (const_val): New local variable.
9505 (do_store_ccp): New local variable.
9506 (dump_lattice_value): Handle UNINITIALIZED.
9507 (debug_lattice_value): New.
9508 (get_default_value): Re-write.
9509 (set_lattice_value): Re-write.
9510 (def_to_varying): Remove. Update all users.
9511 (likely_value): Return VARYING for statements that make
9512 stores when STORE_CCP is false.
9513 Return VARYING for any statement other than MODIFY_EXPR,
9514 COND_EXPR and SWITCH_EXPR.
9515 (ccp_initialize): Re-write.
9516 (replace_uses_in, replace_vuse_in, substitute_and_fold):
9517 Move to tree-ssa-propagate.c.
9518 (ccp_lattice_meet): Handle memory stores when
9519 DO_STORE_CCP is true.
9520 (ccp_visit_phi_node): Likewise.
9521 (ccp_fold): Likewise.
9522 (evaluate_stmt): Likewise.
9523 (visit_assignment): Likewise.
9524 (ccp_visit_stmt): Likewise.
9525 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
9526 into DO_STORE_CCP.
9527 (do_ssa_ccp): New.
9528 (pass_ccp): Use it.
9529 (do_ssa_store_ccp): New.
9530 (gate_store_ccp): New.
9531 (pass_store_ccp): Declare.
9532 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
9533 (may_propagate_copy): Reformat.
9534 Don't abort if ORIG is a virtual and DEST isn't.
9535 If NEW does not have alias information but DEST does,
9536 copy it.
9537 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
9538 copy_prop_kind, which_copy_prop): Declare.
9539 (stmt_may_generate_copy, get_copy_of_val,
9540 get_last_copy_of, set_copy_of_val, dump_copy_of,
9541 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
9542 copy_prop_visit_stmt, copy_prop_visit_phi_node,
9543 init_copy_prop, fini_copy_prop, execute_copy_prop,
9544 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
9545 store_copy_prop): New.
9546 (pass_copy_prop, pass_store_copy_prop): Declare.
9547 * tree-ssa-dom.c (struct opt_stats_d): Add fields
9548 'num_const_prop' and 'num_copy_prop'.
9549 (cprop_operand): Update them.
9550 (dump_dominator_optimization_stats): Dump them.
9551 (tree_ssa_dominator_optimize): Call update_ssa instead of
9552 rewrite_into_ssa.
9553 (loop_depth_of_name): Declare extern.
9554 (simplify_cond_and_lookup_avail_expr): Guard against NULL
9555 values for LOW or HIGH.
9556 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
9557 (record_equivalences_from_stmt): Call expr_computes_nonzero.
9558 (cprop_operand): Only propagate if VAL != OP.
9559 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
9560 statement for renaming.
9561 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
9562 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
9563 add_type_alias if necessary.
9564 Call mark_new_vars_to_rename.
9565 (tree_ssa_iv_optimize): If new symbols need to be renamed,
9566 mark every statement updated, call update_ssa and
9567 rewrite_into_loop_closed_ssa.
9568 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
9569 from LIVEIN if VAR is a virtual.
9570 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
9571 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
9572 (get_call_expr_operands): Reformat statement.
9573 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
9574 symbols.
9575 * tree-ssa-propagate.c (ssa_prop_init): Initialize
9576 SSA_NAME_VALUE for every name.
9577 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9578 get_value_loaded_by): New.
9579 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
9580 substitute_and_fold): Move from tree-ssa-ccp.c.
9581 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
9582 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
9583 get_value_loaded_by, replace_uses_in, substitute_and_fold):
9584 Declare.
9585 * tree-ssa.c (verify_use): Fix error message.
9586 (propagate_into_addr, replace_immediate_uses, get_eq_name,
9587 check_phi_redundancy, kill_redundant_phi_nodes,
9588 pass_redundant_phi): Remove. Update all users.
9589 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9590 add_type_alias, if necessary.
9591 * tree-vectorizer.h (struct _stmt_vect_info): Update
9592 documentation for field 'memtag'.
9593 * tree-vrp.c: New file.
9594 * tree.def (ASSERT_EXPR): Define.
9595 * tree.h (ASSERT_EXPR_VAR): Define.
9596 (ASSERT_EXPR_COND): Define.
9597 (SSA_NAME_VALUE_RANGE): Define.
9598 (struct tree_ssa_name): Add field 'value_range'.
9599 (PHI_REWRITTEN): Remove.
9600 (struct tree_phi_node): Remove field 'rewritten'.
9601 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
9602 -ftree-store-copy-prop): Document.
9603 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
9604 Document usage of update_ssa.
9605
9606 2005-04-08 David Edelsohn <edelsohn@gnu.org>
9607
9608 PR target/20814
9609 * config/rs6000/predicates.md (altivec_register_operand): Accept
9610 SUBREG.
9611 (and64_operand): Do not limit CONST_INT to mask64_operand.
9612 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
9613 (and_operand): Do not limit CONST_INT to mask_operand.
9614
9615 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
9616
9617 PR rtl-optimization/20466
9618 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
9619 for overlap of the address of each list member.
9620 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
9621
9622 2005-04-08 Mike Stump <mrs@apple.com>
9623
9624 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
9625
9626 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
9627 instead of 4.
9628
9629 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9630
9631 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
9632
9633 * function.c (push_function_context_to): Don't set
9634 contains_functions.
9635 * function.h (function): Remove contains_functions.
9636 (current_function_contains_functions): Remove.
9637
9638 * function.h (function): Remove instrument_entry_exit.
9639 (current_function_instrument_entry_exit): Remove.
9640
9641 * function.h (nonlocal_labels): Remove.
9642
9643 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
9644
9645 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
9646 (check_attr_value, write_attr_get, write_expr_attr_cache,
9647 find_attr, make_internal_attr): Don't reference negative_ok or
9648 unsigned_p.
9649 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
9650 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
9651 (ATTR_STATIC): Adjust the value.
9652
9653 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
9654
9655 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
9656
9657 * config/s390/tpf.h (ASM_SPEC): Define.
9658
9659 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
9660
9661 * tree-flow.h: Remove the prototype for
9662 redirect_immediate_uses.
9663 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
9664
9665 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
9666
9667 * arm.c (arm_const_double_by_parts): New function.
9668 * arm-protos.h (arm_const_double_by_parts): Add prototype.
9669 * arm.md (define_split for 64-bit constants): Add another one.
9670
9671 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
9672
9673 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
9674
9675 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9676
9677 * system.h: Revert last change.
9678
9679 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
9680
9681 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
9682 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
9683 (TARGET_SWITCHES): Delete.
9684 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9685 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
9686 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
9687 * config/xtensa/xtensa.opt: New file.
9688
9689 2005-04-08 Ben Elliston <bje@au.ibm.com>
9690
9691 * config/fp-bit.c: Include L_mul_tf in #endif comment.
9692 * config/fp-bit.h: Tidy comments.
9693
9694 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9695
9696 * system.h: Poison PARAMS.
9697
9698 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
9699
9700 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
9701 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
9702 (TARGET_SWITCHES): Delete.
9703 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9704 * config/vax/vax.opt: New file.
9705
9706 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
9707
9708 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
9709
9710 2005-04-07 Ian Lance Taylor <ian@airs.com>
9711
9712 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
9713 define.
9714 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
9715 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
9716 Likewise.
9717
9718 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
9719
9720 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
9721 all immediate uses in PHI nodes.
9722
9723 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
9724
9725 * arm.c (arm_const_double_inline_cost): Handle any constant by
9726 using gen_lowpart and gen_highpart_mode.
9727 (note_invalid_constants): All constants in an RTX with a constraint
9728 that permits memory are now pushed to the constant pool.
9729 (output_move_double): Delete code to handle reg to reg and
9730 constant to reg moves.
9731 (const_double_needs_minipool, output_mov_immediate): Delete.
9732 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
9733 CONST_INT and CONST_VECTOR.
9734 * arm.md (ANY64): New mode macro.
9735 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
9736 (movdf_soft_insn): Split reg-reg and const-reg moves.
9737 (split patterns for 64-bit constant and register moves): New.
9738 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
9739 (cirrus_movdf_hard_insn): Likewise.
9740 * fpa.md (movdf_fpa): Likewise.
9741 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
9742 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
9743 constraints.
9744 (movv2si_internal_2): Likewise.
9745 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
9746 (movdf_vfp): Likewise.
9747 * arm-protos.h (output_mov_immediate): Delete prototype.
9748
9749 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
9750
9751 PR target/20093
9752 * simplify-rtx.c (simplify_unary_operation_1): Check
9753 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
9754
9755 2005-04-06 James E Wilson <wilson@specifixinc.com>
9756
9757 PR target/20717
9758 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
9759 ADDR_EXPR.
9760
9761 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9762
9763 * coverage.h (GCOV_TYPE_NODE): Delete.
9764 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
9765 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
9766 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
9767 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
9768 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
9769
9770 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9771
9772 PR other/20792
9773 * Makefile.in (gcc.pot): Remove options.c dependency.
9774 * optc-gen.awk: Don't quote help strings with N_().
9775
9776 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
9777
9778 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
9779 the function returns a pointer type.
9780
9781 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
9782
9783 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
9784 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
9785 * doc/invoke.texi: Documnet salias-max-implicit-fields.
9786 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
9787 explicit_uses members.
9788 (get_or_create_used_part_for): Initialize new fields.
9789 (fieldoff_compare): New function.
9790 (create_overlap_variables_for): Count number of fields, use
9791 heuristic to determine whether to create subvars for vars with
9792 only implicit uses.
9793 Sort the field list by offset and avoid creating duplicate SFT's.
9794
9795 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9796
9797 * c.opt (-F): Remove trailing whitespace from help string.
9798 (-finput-charset): Use a tab to separate the switch name and help
9799 string.
9800 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
9801 (-ftree-vectorizer-verbose): Likewise.
9802
9803 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9804
9805 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
9806 a PHI argument where a use occurs instead of all PHI arguments.
9807
9808 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
9809
9810 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
9811 scope.
9812
9813 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
9814
9815 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
9816 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
9817 config/bfin/bfin.h: Fix comment typos.
9818
9819 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
9820
9821 * doc/install.texi: Update the URL for Jacks.
9822 * doc/sourcebuild.texi: Likewise.
9823
9824 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
9825
9826 PR target/17245
9827 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
9828 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
9829
9830 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9831
9832 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
9833
9834 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
9835
9836 * config/v850/v850-protos.h (override_options): Delete.
9837 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
9838 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
9839 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
9840 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
9841 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
9842 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
9843 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
9844 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
9845 (OVERRIDE_OPTIONS): Delete.
9846 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
9847 (small_memory_info): Remove the value field.
9848 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
9849 TARGET_NO_APP_REGS.
9850 * config/v850/v850.c (small_memory): Remove the value field.
9851 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9852 (override_options): Delete.
9853 (v850_handle_memory_option, v850_handle_option): New functions.
9854 * config/v850/v850.opt: New file.
9855
9856 2005-04-06 Geoffrey Keating <geoffk@apple.com>
9857
9858 * config.host: Add a section for generic hosts, and a subsection
9859 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
9860 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
9861 * config/host-darwin.h: New.
9862 * config/x-darwin: New.
9863 * config/i386/host-i386-darwin.c: New.
9864 * config/i386/x-darwin: New.
9865 * config/rs6000/host-darwin.c: Include host-darwin.h.
9866 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
9867 (darwin_rs6000_gt_pch_use_address): Likewise.
9868 * config/rs6000/x-darwin: Change name of .o built, update
9869 dependencies for changes to rs6000/host-darwin.c.
9870
9871 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9872
9873 PR target/17824
9874 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
9875
9876 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
9877
9878 * tree-vect-analyze.c (vect_analyze_loop_form): Call
9879 split_loop_exit_edge instead of loop_split_edge_with.
9880
9881 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
9882
9883 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
9884 UNSPEC_SET_VSCR): New constants, used throughout.
9885 (*andc3_v4sf): New.
9886 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
9887 Replace with...
9888 (altivec_vspltis<VI_char>): ... this pattern, using
9889 a QImode const_int_operand for the immediate.
9890 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
9891 define_expands.
9892
9893 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9894
9895 PR target/17822
9896 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
9897
9898 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
9899
9900 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
9901
9902 2005-04-06 Ben Elliston <bje@au.ibm.com>
9903
9904 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
9905 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
9906 macros as living in "this file" and not gcc.h.
9907
9908 2005-04-06 Ben Elliston <bje@au.ibm.com>
9909
9910 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
9911 -ftree-live_range_split. Perhaps renamed at some point?
9912
9913 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9914
9915 PR target/20625
9916 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
9917 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
9918
9919 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9920
9921 * tree-flow.h (number_of_iterations_cond): Declaration removed.
9922 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
9923 (number_of_iterations_special): New function.
9924 (number_of_iterations_exit): Use number_of_iterations_special.
9925 Use simplify_using_outer_evolutions only at -O3.
9926 (number_of_iterations_cond, tree_simplify_using_condition,
9927 simplify_using_initial_conditions, loop_niter_by_eval,
9928 compare_trees, can_count_iv_in_wider_type_bound,
9929 simplify_using_outer_evolutions): Use fold_build.
9930
9931 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
9932
9933 * doc/install.texi (Configuration): Document --with-java-home.
9934
9935 2005-04-05 Richard Henderson <rth@redhat.com>
9936
9937 PR target/20342
9938 PR target/20447
9939 * config/i386/i386.c (print_operand): Handle vector zeros.
9940 (ix86_split_to_parts): Handle CONST_VECTOR.
9941 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
9942 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
9943 what modes to tie for MMX and SSE registers.
9944 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
9945 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
9946 to vector modes as well.
9947 * config/i386/predicates.md (const0_operand): Handle VOIDmode
9948 properly as an input mode.
9949
9950 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9951
9952 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
9953
9954 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9955
9956 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
9957
9958 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9959
9960 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
9961 and local functions, set sse_nregs to 8 and float_in_sse.
9962 (function_arg_advance, function_arg): If float_in_sse, pass
9963 SFmode and DFmode arguments in SSE registers.
9964 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
9965
9966 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
9967 of -funit-at-a-time.
9968
9969 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
9970
9971 * config/i386/i386-protos.h (ix86_function_value): Accept two
9972 arguments, like the target macro.
9973 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
9974 * config/i386/i386.c (ix86_function_value): Accept the second
9975 argument of the target macro.
9976 (ix86_function_ok_for_sibcall): Pass a function pointer to
9977 ix86_function_value.
9978 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
9979 call to ix86_value_regno).
9980 (ix86_value_regno): Add support for returning floating point values
9981 in SSE registers.
9982
9983 2005-04-05 Jakub Jelinek <jakub@redhat.com>
9984
9985 PR tree-optimization/20076
9986 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
9987 that call __builtin_return or __builtin_apply_args.
9988
9989 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
9990
9991 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
9992 Use immediate use iterator.
9993 (stmt_is_bumper_for_loop): Use immediate use iterator.
9994 * predict.c (strip_builtin_expect): Use update_stmt.
9995 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
9996 on all elements of a STATEMENT_LIST.
9997 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
9998 (bsi_remove): Remove imm_use links and mark the stmt as modified.
9999 (bsi_replace): Mark stmt as modified and the update it.
10000 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10001 (expand_complex_libcal): Call update_stmt.
10002 (expand_complex_comparison): Call mark_stmt_modified.
10003 (expand_complex_operations_1): Call update_stmt_if_modified.
10004 (expand_vector_operations_1): Call mark_stmt_modified.
10005 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10006 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10007 add_immediate_use, redirect_immediate_use,
10008 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10009 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10010 (mark_new_vars_to_rename): Call update_stmt.
10011 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10012 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10013 Ignore PHI nodes.
10014 (unmodify_stmt): Delete.
10015 (update_stmt): New. Force an update of a stmt.
10016 (update_stmt_if_modified): update a stmt if it is out of date.
10017 (get_stmt_operands): Verify stmt is NOT modified.
10018 (stmt_modified_p): Update comment.
10019 (delink_imm_use): Remove a use node from its immuse list.
10020 (link_imm_use_to_list): Link a use node to a specific list.
10021 (link_imm_use): Link a node to the correct list.
10022 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10023 it in the correct list, if appropriate.
10024 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10025 (relink_imm_use): Link a use node in place of another node in a list.
10026 (relink_imm_use_stmt): LInk a node in place of another node, and set
10027 the stmt pointer.
10028 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
10029 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
10030 (first_safe_imm_use): New. Initialize a safe immuse iterator.
10031 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
10032 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
10033 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
10034 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
10035 (has_zero_uses): New. Return true if there are no uses of a var.
10036 (has_single_use): New. Return true if there is only a single use of a
10037 variable.
10038 (single_imm_use): New. Return the simgle immediate use.
10039 (num_imm_uses): New. Return the number of immediate uses.
10040 (get_v_must_def_ops): Use is now a pointer.
10041 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10042 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10043 the use node.
10044 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10045 (delink_stmt_imm_use): Delink all immuses from a stmt.
10046 (phi_arg_index_from_use): New. Return a phi arg index for a use.
10047 * tree-flow.h (struct dataflow_d): Delete.
10048 (immediate_use_iterator_d): New. Immediate use iterator struct.
10049 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
10050 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
10051 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
10052 iteration.
10053 (struct stmt_ann_d): Remove dataflow_t from struct.
10054 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
10055 (if_convertible_phi_p): Use FAST immuse iterator.
10056 (if_convertible_loop_p): Don't call compute_immediate_uses.
10057 (replace_phi_with_cond_modify_expr): Call update_stmt.
10058 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
10059 update_stmt_if_modified.
10060 (rewrite_all_into_ssa): Initialize ssa operands.
10061 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
10062 compute_immediate_uses.
10063 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
10064 ssa_property is available.
10065 (execute_one_pass): Change parameters passed to execute_todo.
10066 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
10067 (remove_ssa_form): Call fini_ssa_operands.
10068 (insert_backedge_copies): Delete call to modify_stmt.
10069 * tree-phinodes.c (make_phi_node): Initialize use nodes.
10070 (release_phi_node): Delink any use nodes before releasing.
10071 (resize_phi_node): Relink any use nodes.
10072 (remove_phi_arg_num): Delink the use node.
10073 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
10074 (remove_all_phi_nodes_for): Release phi node first.
10075 * tree-pretty-print.c (dump_generic_node): Print stmt address.
10076 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
10077 (scalarize_use, scalarize_copy): Call update_stmt.
10078 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
10079 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
10080 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
10081 (ccp_initialize): Remove call to compute_immediate_uses.
10082 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
10083 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
10084 stmts.
10085 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
10086 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
10087 (eliminate_redundant_computations): Call mark_stmt_modified.
10088 (cprop_operand): Call mark_stmt_modified.
10089 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
10090 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
10091 (dse_optimize_stmt): Use new immuse interface.
10092 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
10093 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
10094 (substitute_single_use_vars): Use new immuse interface.
10095 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
10096 and compute_immediate_uses.
10097 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
10098 interface.
10099 (rewrite_mem_refs): Call update_stmt.
10100 (determine_lsm): Remove call to compute_imm_uses and free_df.
10101 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
10102 (try_unroll_loop_completely): Call update_stmt.
10103 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
10104 (rewrite_use_compare): Call update_stmt.
10105 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
10106 (rewrite_use) : Call update_stmt.
10107 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
10108 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
10109 update_stmt.
10110 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
10111 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
10112 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
10113 use nodes.
10114 (initialize_vuse_operand): New. Initialize a vuse operand.
10115 (initialize_v_may_def_operand): New. Initialize a maydef operand.
10116 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
10117 (finalize_ssa_defs): Use stmt parameter.
10118 (correct_use_link): Ensure a use node is in the correct list, and has
10119 the correct stmt pointer.
10120 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
10121 finalize_ssa_v_must_defs): Also initialize use nodes.
10122 (finalize_ssa_stmt_operands): Pass extra stmt operands.
10123 (build_ssa_operands): Seperate parsing from final operand construction.
10124 (parse_ssa_operands): New. Parse entry point for operand building.
10125 (swap_tree_operands): New. Swap 2 tree operands.
10126 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
10127 operands.
10128 (get_expr_operands): Call swap_tree_operands when needed.
10129 (copy_virtual_operands): Use initialize routines for virtual use ops.
10130 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
10131 (verify_abort): New. Issue imm_use error.
10132 (verify_imm_links): New Verify imm_use links for a var.
10133 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
10134 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
10135 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
10136 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
10137 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
10138 (NULL_USE_OPERAND_P) Define.
10139 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
10140 use node.
10141 (struct vuse_operand_type): New struct.
10142 (SET_USE): Call set_ssa_use_from_ptr.
10143 (USE_STMT): Define.
10144 (PHI_ARG_INDEX_FROM_USE): Define.
10145 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
10146 argument via SET_USE, not PHI_ARG_DEF_TREE.
10147 * tree-ssa-pre.c (eliminate): Call update_stmt.
10148 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
10149 call free_df.
10150 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
10151 (nearest_common_dominator_of_uses): Use imm_use iterator.
10152 (statement_sink_location): Use imm_use iterator and interface.
10153 (execute_sink_code): Don't call compute_immediate_uses or free-df.
10154 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
10155 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
10156 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
10157 (verify_ssa): Ensure no stmt is marked modify after optimization pass
10158 if new parameter is true.
10159 (init_tree_ssa): Don't initialize operand cache here.
10160 (delete_tree_ssa): Don't destroy operand cache here.
10161 (propagate_into_addr): Pass in a use pointer, return true if anything
10162 was changed.
10163 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
10164 (check_phi_redundancy): Use imm_use iterator.
10165 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
10166 free_df.
10167 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
10168 (release_ssa_name): Delink node and all elements in its imm_use list.
10169 * tree-tailcall.c (adjust_return_value): Call update_stmt.
10170 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
10171 * tree-vectorizer.c (need_imm_uses_for): Delete.
10172 (vectorize_loops): Dont call compute_immediate_uses or free_df.
10173 * tree.h (struct ssa_imm_use_d): Define.
10174 (SSA_NAME_IMM_USE_NODE): Define.
10175 (struct tree_ssa_name): Add imm_use node.
10176 (PHI_DF): Delete.
10177 (PHI_ARG_IMM_USE_NODE): Define.
10178 (struct phi_arg_d): Add imm_use node.
10179 (struct tree_phi_node): Remove struct dataflow_d element.
10180 (TDF_STMTADDR): Define.
10181
10182 2005-04-05 Dale Johannesen <dalej@apple.com>
10183
10184 * doc/invoke.texi (Optimization Options): Remove
10185 duplicate -fcse-follow-jumps. Add -fweb.
10186 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
10187 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
10188
10189 2005-04-05 Per Bothner <per@bothner.com>
10190
10191 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10192 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10193 (warn_uninit): Get EXPR_LOCUS from context now instead.
10194 This fixes a USE_MAPPED_LOCATION testsuite failure.
10195
10196 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10197
10198 2005-04-05 Per Bothner <per@bothner.com>
10199
10200 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10201 of the artification 'return 0' in main() to BUILTINS_LOCATION.
10202 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10203 before warning.
10204
10205 2004-04-05 Devang Patel <dpatel@apple.com>
10206
10207 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10208 (lhsr<mode>3): ... new name.
10209 (altivec_vsra<VI_char>): Rename to ..
10210 (ashr<mode>3): ... new name.
10211 * config/rs6000/rs6000.c (builtin_description): Rename shift
10212 operations.
10213
10214 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
10215
10216 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10217 gen_lowpart_for_combine.
10218 * cse.c (gen_lowpart_if_possible): Move...
10219 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
10220 gen_lowpart_SUBREG.
10221 (gen_lowpart_no_emit_general): Use it.
10222
10223 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10224
10225 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10226 overriding.
10227
10228 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10229
10230 * system.h: Fix typo.
10231
10232 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
10233
10234 * config/bfin/bfin-modes.def: New file.
10235 * config/bfin/bfin-protos.h: New file.
10236 * config/bfin/bfin.c: New file.
10237 * config/bfin/bfin.h: New file.
10238 * config/bfin/bfin.md: New file.
10239 * config/bfin/bfin.opt: New file.
10240 * config/bfin/crti.s: New file.
10241 * config/bfin/crtn.s: New file.
10242 * config/bfin/elf.h: New file.
10243 * config/bfin/lib1funcs.asm: New file.
10244 * config/bfin/predicates.md: New file.
10245 * config/bfin/t-bfin: New file.
10246 * config/bfin/t-bfin-elf: New file.
10247 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10248 Document new attributes.
10249 (interrupt, interrupt_handler, saveall): Update documentation for
10250 these attributes.
10251 * doc/install.texi (Specific): Add entry for the Blackfin.
10252 * doc/invoke.texi (Blackfin Options): New section.
10253 * doc/md.texi (Blackfin family): New section to document constraints.
10254 * config.gcc: Add bfin*-* and bfin*-elf configurations.
10255
10256 2005-04-05 Olivier Hainque <hainque@adacore.com>
10257
10258 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10259 match what the system unwinder expects.
10260 * config/mips/mips.c (mips_frame_set): If we're saving the return
10261 address register and the dwarf return address column number differs
10262 from the hard register number, adjust the note reg to refer to the
10263 former.
10264
10265 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
10266
10267 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10268 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10269 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10270 (processor_type): New enum.
10271 (mn10300_processor): New variable.
10272 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10273 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10274 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10275 (PROCESSOR_DEFAULT): New macro.
10276 * config/mn10300/mn10300.c (mn10300_processor): New variable.
10277 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10278 (mn10300_handle_option, mn10300_override_options): New functions.
10279 * config/mn10300/mn10300.opt: New file.
10280
10281 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10282 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10283
10284 PR tree-optimization/19903
10285 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10286 that don't fit in their type after conversion.
10287
10288 2005-04-05 Uros Bizjak <uros@kss-loka.si>
10289
10290 PR target/20421
10291 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10292 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10293 Allocate local stack slots here. Set ix86_optimize_mode_switching.
10294 flag here. Implement using define_insn_and_split.
10295 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10296 (frndintxf2_mask_pm_i387): New insn patterns.
10297 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10298 Do not set ix86_optimize_mode_switching flag.
10299 (ceilsf2, ceildf2, ceilxf2): Same.
10300 (btruncsf2, btruncdf2, btruncxf2): Same.
10301 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
10302
10303 2005-04-05 Ian Lance Taylor <ian@airs.com>
10304
10305 PR debug/9963
10306 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
10307 i386_pe_record_external_function.
10308 (i386_pe_record_external_function): Update declaration.
10309 * config/i386/winnt.c (struct extern_list): Add decl field.
10310 (i386_pe_record_external_function): Add decl parameter.
10311 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10312 identifier.
10313 * config/i386/i386-protos.h (i386_pe_record_external_function):
10314 Update declaration.
10315
10316 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
10317
10318 * config/m68k/m68k-protos.h: Add a prototype for
10319 valid_dbcc_comparison_p_2.
10320 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
10321 extend_operator, const_uint32_operand, const_sint32_operand,
10322 general_src_operand, nonimmediate_src_operand,
10323 memory_src_operand, post_inc_operand, pre_dec_operand,
10324 pcrel_address): Move to predicates to predicates.md.
10325 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
10326 * config/m68k/m68k.md: Include predicates.md.
10327 * config/m68k/predicates.md: New.
10328
10329 2005-04-04 Roger Sayle <roger@eyesopen.com>
10330
10331 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10332
10333 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10334
10335 2005-04-04 Ian Lance Taylor <ian@airs.com>
10336
10337 * c-typeck.c (struct c_switch): Rename switch_stmt field to
10338 switch_expr.
10339 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
10340 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
10341 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
10342 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
10343 * c-common.c (c_do_switch_warnings_1): New static function broken
10344 out of c_do_switch_warnings.
10345 (c_do_switch_warnings): Call c_do_switch_warnings_1.
10346 (c_do_switch_expr_warnings): New function.
10347 * c-common.h (c_do_switch_expr_warnings): Declare.
10348
10349 2005-04-04 David Edelsohn <edelsohn@gnu.org>
10350 Daniel Jacobowitz <dan@codesourcery.com>
10351
10352 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
10353 trapping divide.
10354 * rtlanal.c (may_trap_p): Same.
10355
10356 2005-04-04 Dale Johannesen <dalej@apple.com>
10357
10358 * ChangeLog: remove reference to ChangeLog.12.
10359
10360 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
10361
10362 CRIS epilogue as RTL.
10363 * config/cris/cris.md: Change all 0 in unspec 0 to
10364 CRIS_UNSPEC_PLT.
10365 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
10366 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
10367 patterns.
10368 ("return"): Change to define_expand. Call cris_expand_return for
10369 actual expansion.
10370 ("*return_expanded"): New pattern.
10371 ("epilogue"): New define_expand.
10372 * config/cris/cris.h (PREDICATE_CODES): Add
10373 cris_load_multiple_op.
10374 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
10375 type.
10376 (enum cris_retinsn_type): New.
10377 (struct machine_function): New member return_type.
10378 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
10379 (cris_target_asm_function_epilogue): Remove, moving RTLified
10380 contents to...
10381 (cris_expand_epilogue): New function.
10382 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
10383 (cris_gen_movem_load, cris_load_multiple_op)
10384 (cris_return_address_on_stack_for_return, cris_expand_return): New
10385 functions.
10386 (cris_target_asm_function_prologue)
10387 (cris_initial_frame_pointer_offset): Call
10388 cris_reg_saved_in_regsave_area instead of complicated expression.
10389 Call cris_return_address_on_stack instead of an expression.
10390 (cris_print_operand) <case 'o', case 'O'>: New cases.
10391 (cris_return_address_on_stack): Change return-type to bool.
10392 (cris_simple_epilogue): Ditto. Return false if registers are
10393 saved.
10394 * config/cris/cris-protos.h (cris_simple_epilogue)
10395 (cris_return_address_on_stack): Adjust prototype return type.
10396 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
10397 (cris_return_address_on_stack_for_return): New prototypes.
10398
10399 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10400
10401 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
10402 gpr_or_int12_operand.
10403
10404 * config/frv/frv-protos.h: Add a prototype to
10405 frv_legitimate_memory_operand and frv_const_unspec_p.
10406 (frv_unspec): Move from frv.c.
10407 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
10408 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
10409 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
10410 gpr_or_fpr_operand, gpr_or_int12_operand,
10411 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
10412 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
10413 int6_operand, int5_operand, uint5_operand, uint4_operand,
10414 uint1_operand, int_2word_operand, uint16_operand,
10415 upper_int16_operand, integer_register_operand,
10416 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
10417 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
10418 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
10419 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
10420 move_destination_operand, movcc_fp_destination_operand,
10421 frv_function_symbol_referenced_p, move_source_operand,
10422 condexec_dest_operand, condexec_source_operand,
10423 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
10424 const_unspec_operand, gpr_or_memory_operand,
10425 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
10426 icc_operand, fcc_operand, cc_operand, icr_operand,
10427 fcr_operand, cr_operand, call_operand, sibcall_operand,
10428 symbolic_operand, relational_operator,
10429 integer_relational_operator, float_relational_operator,
10430 ccr_eqne_operator, minmax_operator,
10431 condexec_si_binary_operator, condexec_si_media_operator,
10432 condexec_si_divide_operator, condexec_si_unary_operator,
10433 condexec_sf_conv_operator, condexec_sf_add_operator,
10434 condexec_memory_operand, intop_compare_operator, acc_operand,
10435 even_acc_operand, quad_acc_operand, accg_operand: Move to
10436 predicates.md.
10437 * config/frv/frv.h (PREDICATE_CODES): Remove.
10438 * config/frv/frv.md: Include predicates.md.
10439 * config/frv/predicates.md: New.
10440
10441 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10442
10443 PR target/19537
10444 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
10445 * tree-ssa-loop-ivopts.c: Include langhooks.h.
10446 (add_standard_iv_candidates_for_size): New function, extracting code
10447 from add_standard_iv_candidates and parameterizing it by type size.
10448 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
10449
10450 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10451
10452 * system.h (GCOV_SIZE_TYPE): Unposion.
10453 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
10454 (GCOV_TYPE_SIZE): ...this new macro.
10455 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
10456 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
10457 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
10458 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
10459 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
10460 instead of unsigned_intSI_type_node.
10461 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
10462 (rtl_gen_one_value_profiler_no_edge_manipulation)
10463 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
10464 * value-prof.c: Include coverage.h.
10465
10466 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
10467 Diego Novillo <dnovillo@redhat.com>
10468
10469 Fix PR tree-optimization/20703
10470 Fix PR tree-optimization/20725
10471
10472 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
10473 (create_expression_by_pieces): Ditto.
10474 (valid_in_set): Ditto. Also handle tcc_declaration.
10475 (find_or_generate_expression): Handle comparison class.
10476 (insert_into_preds_of_block): Ditto.
10477 (insert_aux): Ditto.
10478 (create_value_expr_from): Handle comparison class, recursively
10479 handle reference nodes.
10480 (compute_avail): Handle comparison classes, rewrite a little cleaner.
10481 (execute_pre): Fix spacing.
10482 (do_fre): Renamed to execute_fre.
10483
10484 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10485
10486 * doc/invoke.texi (SPARC options): Document that
10487 -mlittle-endian is not supported on Linux either.
10488
10489 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10490
10491 PR target/4198
10492 PR target/12027
10493 * config.gcc (Obsolete configurations): Remove
10494 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
10495 (sparclite-*-coff*): Delete.
10496 (sparclite-*-elf*): Likewise.
10497 (sparc86x-*-elf*): Likewise.
10498 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
10499 * config/sparc/lite.h: Delete.
10500 * config/sparc/litecoff.h: Likewise.
10501 * config/sparc/liteelf.h: Likewise.
10502 * config/sparc/sp86x-elf.h: Likewise.
10503 * config/sparc/t-sparclite: Likewise.
10504 * config/sparc/t-sp86x: Likewise.
10505
10506 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
10507
10508 * config/s390/s390-protos.h: (s390_comparison,
10509 s390_alc_comparison, s390_slb_comparison, const0_operand,
10510 consttable_operand, larl_operand, s_operand,
10511 shift_count_operand, bras_sym_operand, load_multiple_operation,
10512 store_multiple_operation, s390_plus_operand): Remove prototypes.
10513 (s390_legitimate_address_without_index_p): New prototype.
10514 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
10515 to s390.h.
10516 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
10517 const0_operand, consttable_operand, larl_operand, s_operand,
10518 shift_count_operand, bras_sym_operand, load_multiple_operation,
10519 store_multiple_operation, s390_plus_operand): Move to
10520 predicates.md.
10521 (check_mode): Remove.
10522 (s390_branch_condition_mask): Remove 'static'. Move prototype to
10523 s390-protos.h.
10524 (s390_legitimate_address_without_index_p): New.
10525 * config/s390/s390.h (PREDICATE_CODES): Remove.
10526 * config/s390/s390.md: Include predicates.md.
10527 * config/s390/predicates.md: New.
10528
10529 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10530
10531 PR target/20446
10532 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
10533 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
10534 (NEED_INDICATE_EXEC_STACK): Define to 1.
10535 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
10536 (NEED_INDICATE_EXEC_STACK): Define to 1.
10537 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
10538 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
10539 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
10540 (pic_helper_emitted_p): New global.
10541 (emit_pic_helper): New function extracted from...
10542 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
10543 Do not call emit_pic_helper if delay_pic_helper is true.
10544 (sparc_expand_prologue): Pass 'false' to load_pic_register.
10545 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
10546 (sparc_file_end): New function.
10547
10548 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10549
10550 * config/mcore/mcore-protos.h: Remove the prototypes for
10551 mcore_arith_reg_operand, mcore_general_movsrc_operand,
10552 mcore_general_movdst_operand, mcore_reload_operand,
10553 mcore_arith_J_operand, mcore_arith_K_operand,
10554 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
10555 mcore_arith_K_S_operand, mcore_arith_imm_operand,
10556 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10557 mcore_literal_K_operand, mcore_addsub_operand,
10558 mcore_compare_operand, mcore_load_multiple_operation,
10559 mcore_store_multiple_operation, mcore_call_address_operand.
10560 Add a prototype for const_ok_for_mcore.
10561 * config/mcore/mcore.c (mcore_call_address_operand,
10562 mcore_general_movsrc_operand, mcore_general_movdst_operand,
10563 mcore_arith_reg_operand, mcore_reload_operand,
10564 mcore_arith_J_operand, mcore_arith_K_operand,
10565 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
10566 mcore_arith_M_operand, mcore_arith_imm_operand,
10567 mcore_arith_any_imm_operand, mcore_arith_O_operand,
10568 mcore_literal_K_operand, mcore_addsub_operand,
10569 mcore_compare_operand, mcore_load_multiple_operation,
10570 mcore_store_multiple_operation): Move to predicates.md.
10571 (const_ok_for_mcore): Export.
10572 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
10573 * config/mcore/mcore.md: Include predicates.md.
10574 * config/mcore/predicates.md: New.
10575
10576 * config/mcore/predicates.md: Fix a comment typo.
10577
10578 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
10579 Adrian Straetling <straetling@de.ibm.com>
10580
10581 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
10582 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
10583 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
10584 attribute.
10585 ("imul"): Removed from "type" attribute.
10586 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
10587 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
10588 Changed type to imulsi.
10589 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
10590
10591 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10592
10593 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
10594 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
10595 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
10596 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
10597 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
10598 (TARGET_SWITCHES, mcore_stack_increment_string)
10599 (TARGET_OPTIONS): Delete.
10600 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
10601 than *_BIT constants.
10602 (TARGET_8ALIGN): #undef old definition before redefining to 1.
10603 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
10604 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
10605 (mcore_override_options): Delete mcore_stack_increment code.
10606 Change use of M340_BIT to MASK_M340.
10607 * config/mcore/mcore.opt: New file.
10608
10609 2005-04-04 Ian Lance Taylor <ian@airs.com>
10610
10611 * config/arm/arm.c (replace_symbols_in_block): Remove static
10612 function.
10613
10614 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10615
10616 * config/fr30/fr30-protos.h: Remove the prototypes for
10617 stack_add_operand, add_immediate_operand,
10618 high_register_operand, low_register_operand, call_operand,
10619 di_operand, and nonimmediate_di_operand.
10620 * config/fr30/fr30.c (stack_add_operand,
10621 add_immediate_operand, high_register_operand,
10622 low_register_operand, call_operand, di_operand,
10623 nonimmediate_di_operand): Move to predicates.md.
10624 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
10625 * config/fr30/fr30.md: Include predicates.md.
10626 * config/fr30/predicates.md: New.
10627
10628 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
10629 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
10630 mcore_call_address_operand.
10631
10632 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
10633 general_movsrc_operand.
10634
10635 2005-04-04 Alan Modra <amodra@bigpond.net.au>
10636
10637 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
10638 after freeing.
10639
10640 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
10641
10642 PR target/14812
10643 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
10644 a negated value.
10645
10646 2005-04-04 Richard Henderson <rth@redhat.com>
10647 Jakub Jelinek <jakub@redhat.com>
10648
10649 PR rtl-optimization/16104
10650 * fold-const.c (fold_unary): Fix folding of vector conversions.
10651
10652 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10653
10654 * config.gcc (xstormy16-*-elf): Set extra_options.
10655 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
10656 * config/stormy16/stormy16.opt: New file.
10657
10658 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
10659
10660 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
10661 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
10662 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
10663 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
10664 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
10665 (TARGET_UNIX_ASM): Delete.
10666 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
10667 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
10668 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
10669 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10670 * config/pdp11/pdp11.opt: New file.
10671
10672 2005-04-03 Roger Sayle <roger@eyesopen.com>
10673 Alexandre Oliva <aoliva@redhat.com>
10674
10675 PR c++/19199
10676 * fold-const.c (non_lvalue): Split tests into...
10677 (maybe_lvalue_p): New function.
10678 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
10679 C++ front-end prior to lowering into gimple form.
10680
10681 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10682
10683 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
10684 BUILT_IN_STRNCASECMP): New.
10685 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
10686 and strndup.
10687
10688 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
10689
10690 PR target/14812
10691 * arm.md (addsi3_compare0_for_combiner): Delete.
10692 (addsi3_compare0_scratch_for_combiner): Delete.
10693 (cmpsi_neg_shiftsi): Delete.
10694 (compare_negsi_si): New pattern.
10695 (cmpsi_negshiftsi_si): New pattern.
10696 (negated_cbranchsi4): Restrict to equality_operator.
10697
10698 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
10699 template.
10700
10701 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10702
10703 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
10704 Fix comment typos.
10705
10706 * doc/install.texi: Fix a typo.
10707
10708 2005-04-03 Steven Bosscher <stevenb@suse.de>
10709
10710 PR middle-end/20648
10711 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
10712 a computed goto if the edge to the computed goto block has
10713 incoming abnormal edges. Clarify how the function works.
10714
10715 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10716
10717 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
10718 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
10719 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
10720 hash_scan_set, reg_set_between_after_reload_p,
10721 reg_used_between_after_reload_p, get_avail_load_store_reg,
10722 eliminate_partially_redundant_load): Likewise.
10723 * postreload.c (reload_cse_simplify_set,
10724 reload_combine_note_use): Likewise.
10725 * predict.c (predict_insn, expected_value_to_br_prob,
10726 propagate_freq, expensive_function_p): Likewise.
10727 * print-rtl.c (print_rtx): Likewise.
10728 * profile.c (instrument_edges, instrument_values,
10729 compute_branch_probabilities, branch_prob, union_groups,
10730 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
10731 * protoize.c (in_system_include_dir, file_could_be_converted,
10732 file_normally_convertible, gen_aux_info_file, seek_to_line,
10733 do_cleaning): Likewise.
10734 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
10735 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
10736 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
10737
10738 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10739
10740 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
10741 * modulo-sched.c (undo_replace_buff_elem): New structure.
10742 (kernel_number_of_cycles, ps_unschedule_node,
10743 undo_generate_reg_moves,free_undo_replace_buff,
10744 undo_permute_partial_schedule, loop_single_full_bb_p,
10745 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
10746 build_loops_structure, get_sched_window): New.
10747 (generate_reg_moves): Return undo_replace_buff_elem and other
10748 fixes.
10749 (generate_prolog_epilog): Remove old loop versioning.
10750 (sms_schedule): Use loop information and loop_version.
10751 (sms_schedule_by_order): Split part of it to get_sched_window.
10752 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
10753 cfg_layout_finalize and free_dominance_info before/after SMS.
10754
10755 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
10756
10757 * cfghooks.c (lv_flush_pending_stmts,
10758 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
10759 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
10760 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
10761 lv_add_condition_to_bb,
10762 lv_adjust_loop_header_phi, extract_cond_bb_edges,
10763 flush_pending_stmts): New in cfg_hooks structure.
10764 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
10765 extract_cond_bb_edges, lv_adjust_loop_header_phi,
10766 lv_add_condition_to_bb): New declarations.
10767 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
10768 bool.
10769 (loop_version): Declare.
10770 * cfgloopmanip.c (cfghooks.h): Include.
10771 (duplicate_loop_to_header_edge): Change return type to bool.
10772 (loop_version, lv_adjust_loop_entry_edge): Move here.
10773 * cfgrtl.c (cfgloop.h): Include.
10774 (rtl_verify_flow_info_1): Fix.
10775 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
10776 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
10777 initialization.
10778 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
10779 tree_lv_add_condition_to_bb): New.
10780 (tree_cfg_hooks): Add new hooks to initialization.
10781 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
10782 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
10783
10784 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
10785
10786 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
10787 xstormy16_below100_or_register,
10788 xstormy16_splittable_below100_or_register, and
10789 nonimmediate_nonstack_operand.
10790
10791 * config/stormy16/stormy16-protos.h: Remove the prototypes for
10792 xstormy16_ineqsi_operator, equality_operator,
10793 inequality_operator, shift_operator,
10794 xstormy16_below100_operand, xstormy16_below100_or_register,
10795 xstormy16_splittable_below100_or_register,
10796 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
10797 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
10798 equality_operator, inequality_operator,
10799 xstormy16_below100_operand, xstormy16_below100_or_register,
10800 xstormy16_splittable_below100_or_register,
10801 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
10802 nonimmediate_nonstack_operand, shift_operator): Move to
10803 predicates.md.
10804 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
10805 * config/stormy16/stormy16.md: Include predicates.md.
10806 * config/stormy16/predicates.md: New.
10807
10808 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10809
10810 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
10811 small_int, large_int, reg_or_0_operand, simple_memory_operand,
10812 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
10813 move_operand, power_of_2_operand): Move to predicates.md.
10814 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
10815 PREDICATE_CODE): Remove.
10816 * config/iq2000/iq2000.md: Include predicates.md.
10817 * config/iq2000/predicates.md: New.
10818
10819 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
10820
10821 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
10822 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
10823 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
10824 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
10825 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
10826 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
10827 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
10828 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10829 (TARGET_M68HC11): Delete.
10830 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
10831 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
10832 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
10833 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
10834 (nb_soft_regs): Delete.
10835 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
10836 (m68hc11_override_options): Remove the code that caters for MASK_M6811
10837 and MASK_M6812 being set simultaneously. Change the code that sets
10838 the default m68hc11_soft_reg_count to use integers instead of strings.
10839 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
10840 m68hc11_soft_reg_count (which now has an int type) as the number
10841 of soft registers.
10842 * config/m68hc11/m68hc11.opt: New file.
10843
10844 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10845
10846 * config/fr30/fr30.h (PREDICATE_CODES): Remove
10847 fp_displacement_operand, sp_displacement_operand.
10848
10849 * config/m68hc11/m68hc11-protos.h: Add a prototype for
10850 m68hcc_auto_inc_p.
10851 Remove the prototypes for tst_operand, cmp_operand,
10852 stack_register_operand, d_register_operand,
10853 hard_addr_reg_operand, splitable_operand,
10854 m68hc11_logical_operator, m68hc11_arith_operator,
10855 m68hc11_non_shift_operator, m68hc11_shift_operator,
10856 m68hc11_unary_operator, m68hc11_eq_compare_operator,
10857 non_push_operand, hard_reg_operand, and
10858 reg_or_some_mem_operand.
10859 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
10860 extern.
10861 (tst_operand, cmp_operand, non_push_operand,
10862 splitable_operand, reg_or_some_mem_operand,
10863 stack_register_operand, d_register_operand,
10864 hard_addr_reg_operand, hard_reg_operand,
10865 m68hc11_eq_compare_operator, m68hc11_logical_operator,
10866 m68hc11_arith_operator, m68hc11_non_shift_operator,
10867 m68hc11_shift_operator, m68hc11_unary_operator): Move to
10868 predicates.md.
10869 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
10870 * config/m68hc11/m68hc11.md: Include predicates.md.
10871 * config/m68hc11/predicates.md: New.
10872
10873 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10874
10875 PR debug/19345
10876 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
10877 change checked in along with 2005-03-03's patch for debug/20253.
10878 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
10879 (remap_decl): Insert type decl in map earlier.
10880
10881 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10882
10883 PR tree-optimization/20640
10884 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
10885 post-dominator if it has phi nodes.
10886 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
10887 before dead statements.
10888
10889 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10890
10891 PR middle-end/20491
10892 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
10893
10894 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
10895
10896 PR rtl-optimization/20290
10897 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
10898 in every iteration if the entry point is the exit test.
10899
10900 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
10901
10902 * config/cris/cris.md (attribute "length"): Define.
10903
10904 2005-04-02 Geoffrey Keating <geoffk@apple.com>
10905
10906 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
10907 (word_offset_memref_operand): New.
10908 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
10909 (indexed_or_indirect_operand): Delete.
10910 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
10911 (indexed_or_indirect_operand): Delete.
10912
10913 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
10914
10915 PR 20650
10916 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
10917 a register.
10918
10919 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
10920 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
10921
10922 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10923
10924 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
10925
10926 2005-04-01 Ian Lance Taylor <ian@airs.com>
10927
10928 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
10929 (rus, prus): Remove static variables.
10930 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
10931 (process_command): Permit report_times and use_pipes together.
10932
10933 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
10934
10935 * c-decl.c (validate_proto_after_old_defn): Look at
10936 TYPE_MAIN_VARIANT of argument types.
10937
10938 2005-04-01 Paul Brook <paul@codesourcery.com>
10939
10940 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
10941 (arm_output_function_epilogue): Allow call_via_SP.
10942 (thumb_call_via_reg, arm_file_end): Ditto.
10943 * config/arm/arm.h (struct machine_function): Include space for SP.
10944 (thumb_call_via_label): Update declaration.
10945
10946 2005-04-01 Ian Lance Taylor <ian@airs.com>
10947
10948 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
10949 doing a peephole optimization, once again put any notes in the
10950 proper position.
10951
10952 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10953
10954 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
10955
10956 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10957
10958 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
10959 (block_alloc, find_free_reg): Likewise.
10960 * loop-doloop.c (doloop_modify): Likewise.
10961 * loop-invariant.c (record_use): Likewise.
10962 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
10963 get_iv_value, canon_condition, eliminate_implied_condition,
10964 eliminate_implied_condition, simplify_using_initial_values,
10965 shorten_into_mode, canonicalize_iv_subregs,
10966 iv_number_of_iterations): Likewise.
10967 * loop-unroll.c (expand_var_during_unrolling): Likewise.
10968 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
10969 unswitch_loop): Likewise.
10970 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
10971 move_movables, replace_call_address, find_and_verify_loops,
10972 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
10973 record_giv, final_giv_value, general_induction_var,
10974 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
10975 loop_giv_dump): Likewise.
10976
10977 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
10978 GCOV_CHECK_WRITING): Remove.
10979 (gcov_position, gcov_rewrite): Use gcc_assert.
10980 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
10981 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
10982 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
10983 gcc_assert.
10984
10985 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10986
10987 * tree-inline.c: Fix a typo.
10988
10989 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
10990
10991 * configure.ac (enable-checking): Explicitly set all variables for
10992 collective switch values. Alphabetize variables. Rename
10993 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
10994 synonym for 'no'.
10995 * doc/install.texi (enable-checking): Update documentation.
10996 * configure: Rebuilt.
10997
10998 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
10999
11000 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11001 possible.
11002
11003 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11004
11005 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11006 Also reject cases where this pattern will cause load delay stalls
11007 unless optimizing for size and it will produce a shorter sequence.
11008 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11009 variants to avoid pre-adjusting the base when possible.
11010
11011 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11012
11013 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11014 the frame and argument pointers.
11015 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11016 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11017 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11018 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11019 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11020 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11021
11022 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
11023
11024 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11025 with entry for selectany attribute.
11026 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11027 Declare.
11028 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11029 (i386_pe_asm_named_section): Handle sections generated by
11030 selectany attribute.
11031 * doc/extend.texi (selectany): Document attribute.
11032
11033 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
11034 Jan Hubicka <jh@suse.cz>
11035
11036 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11037 to fix addresses involving EBP and ESP.
11038 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11039 for SUBREGed registers.
11040 (legitimate_address_p): Accept SUBREGed registers.
11041
11042 2005-04-01 Jakub Jelinek <jakub@redhat.com>
11043
11044 PR c++/19406
11045 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11046 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11047 for FIELD_DECLs.
11048
11049 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11050
11051 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11052
11053 2005-04-01 James E Wilson <wilson@specifixinc.com>
11054
11055 PR c++/20505
11056 * dwarf2out.c (rtl_for_decl_init): New function.
11057 (rtl_for_decl_location): Extracted from here.
11058 (tree_add_const_value_attribute): Call rtl_for_decl_init and
11059 add_const_value_attribute. Delete initializer_constant_valid_p call.
11060
11061 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11062
11063 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
11064 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
11065 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
11066 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
11067 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
11068 config/i386/i386.md, config/rs6000/predicates.md,
11069 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
11070 config/s390/s390.c, config/stormy16/stormy16.c,
11071 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
11072 typos.
11073
11074 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11075
11076 PR c/17855
11077 * gimplify.c (gimplify_expr): Create a temporary for lvalue
11078 COND_EXPR and CALL_EXPR.
11079
11080 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
11081
11082 PR target/20632
11083 * genautomata.c (first_cycle_unit_presence): Check all alternative
11084 states for unit presence.
11085
11086 * doc/md.texi: Remove remark about impossibility to query unit
11087 presence in non nondeterministic automaton state.
11088
11089 * config/ia64/ia64.c (get_template): Change order of unit querying.
11090
11091 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11092
11093 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
11094 obsolete comment.
11095
11096 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
11097
11098 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
11099 flag for edges outside any loops.
11100
11101 2005-03-31 Janis Johnson <janis187@us.ibm.com>
11102
11103 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
11104
11105 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11106
11107 * tree-ssa-alias.c: Follow spelling conventions.
11108 * doc/tree-ssa.texi: Fix a typo.
11109
11110 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
11111
11112 * postreload-gcse.c: Include target.h.
11113 (gcse_after_reload_main): Return early if we cannot modify jumps.
11114 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
11115
11116 2005-03-31 David Edelsohn <edelsohn@gnu.org>
11117
11118 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
11119 expensive operations.
11120
11121 2005-03-31 Ian Lance Taylor <ian@airs.com>
11122
11123 * collect2.c (lderrout): New variable.
11124 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
11125 if it is set, to stderr.
11126 (handler): Unlink lderrout if it is set.
11127 (dump_file): Add "to" parameter. Change all callers.
11128 (main): Initialize lderrout.
11129 (collect_execute): Add errname parameter. Change all callers.
11130 Rename redir parameter to outname. Never pass
11131 PEX_STDERR_TO_STDOUT to pex_run.
11132 * collect2.h (collect_execute, dump_file): Update declarations.
11133 * tlink.c (tlink_execute): Add errname parameter. Change all
11134 callers.
11135 (do_tlink): Check lderrout as well as ldout.
11136
11137 2005-03-31 Caroline Tice <ctice@apple.com>
11138
11139 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
11140 (bb-reorder.o): Add errors.h to list of requirements.
11141 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
11142 profiledbootstrap flags.
11143 * bb-reorder.c (errors.h): Add new include.
11144 (struct bbro_basic_block_data_def): Add new field, in_trace.
11145 (add_unlikely_executed_notes): Remove function.
11146 (mark_bb_for_unlikely_executed_section): Remove function.
11147 (insert_section_boundary_note): New function.
11148 (verify_hot_cold_block_grouping): New function.
11149 (push_to_next_round_p): Remove variables and tests that push all
11150 cold blocks to last round.
11151 (find_traces): Remove code that added extra round of trace finding
11152 when doing partitioning.
11153 (find_traces_1_round) : Remove variable last_round; add code to
11154 update new struct field, in_trace; correct trace_length where it was
11155 incorrect before (after call to copy_bb); change code that pushed all
11156 cold blocks to last round. Instead verify that all blocks going into
11157 a trace belong in the same partition.
11158 (connect_traces): Modify to connect the traces in two passes, if the
11159 function contains both hot and cold blocks. The first pass connects
11160 all the traces for blocks in the partition that the first block in
11161 the function belongs to; the second pass connnects all the traces
11162 containing blocks that belong in the other partition.
11163 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11164 code that automatically put the first block in a function into the
11165 hot partition if the function had any hot blocks.
11166 (fix_crossing_unconditional_branches): Check number of succ edges
11167 before attempting to get one.
11168 (fix_edges_for_rarely_executed_code): Update comment describing
11169 function.
11170 (reorder_basic_blocks): Add code to initialize new field (in_trace);
11171 remove call to add_unlikely_executed_notes; add call to
11172 verify_hot_cold_block_grouping.
11173 (duplicate_computed_gotos): Don't change computed goto if it's a
11174 crossing edge.
11175 (partition_hot_cold_basic_blocks): Update function comment.
11176 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11177 condition.
11178 (try_forward_edges): Likewise.
11179 (merge_blocks_move_predecessor_nojumps): Likewise.
11180 (merge_blocks_move_successor_nojumps): Likewise.
11181 (merge_blocks_move): Likewise.
11182 (try_crossjump_bb): Likewise.
11183 * cfglayout.c (update_unlikely_executed_notes): Remove function.
11184 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11185 notes to cold bb's; remove call to update_unlikely_executed_notes.
11186 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11187 NOTE_INSN_SWITCH_TEXT_SECTIONS.
11188 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11189 function declaration.
11190 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11191 from consideration.
11192 (rtl_can_merge_blocks): Remove redundancy from condition.
11193 (try_redirect_by_replacing_jump): Likewise.
11194 (force_nonfallthru_and_redirect): Remove code for adding
11195 UNLIKELY_EXECUTED_CODE notes to cold bb's.
11196 (commit_one_edge_insertion): Likewise.
11197 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11198 * dbxout.c (FORCE_TEXT): Replace function_section with
11199 current_function_section.
11200 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11201 function, switch_text_section.
11202 (struct xcoff_debug): Likewise.
11203 (dbxout_function_end): Add code to put out label diffs for both
11204 hot and cold sections.
11205 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11206 for new debug_hooks funciton, switch_text_section..
11207 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
11208 switch_text_section.
11209 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
11210 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11211 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11212 dw_fde_switched_sections.
11213 (output_call_frame_info): Add test to see if function switches text
11214 sections in the middle; if so, use appropriate extra hot and cold
11215 section labels to compute size deltas for the hot and cold sections.
11216 (dwarf2out_begin_prologue): Add code to initialize new fields in
11217 dw_fde_struct.
11218 (dwarf2out_switch_text_section): New function (invoked through
11219 debug_hook); updates new fields in dw_fde_struct appropriately and
11220 increments separate_line_info_table_in_use.
11221 (dwarf2_debug_hooks): Initialize switch_text_section function to be
11222 dwarf2out_switch_text_section.
11223 (struct var_loc_node): Add new field, section_label.
11224 (output_aranges): Add code to check whether in hot or cold section and
11225 use the appropriate label in calculating deltas.
11226 (output_ranges): Likewise.
11227 (output_line_info): Add code to check which section we're in and
11228 use appropriate hot/cold label.
11229 (add_location_or_constant_value_attribute): Likewise.
11230 (gen_subprogam_die): Modify arange attributes to use correct labels.
11231 (dwarf2out_begin_block): Change call to function_section into call to
11232 current_function_section.
11233 (dwarf2out_end_block): Likewise.
11234 (dwarf2out_source_line): Likewise.
11235 (dwarf2out_var_location): Add code to check whether in hot or cold
11236 section and use the appropriate label.
11237 * except.c (output_function_exception_table): Change call to
11238 function_section into call to current_function_section.
11239 * final.c (profile_function): Likewise.
11240 (scan_ahead_for_unlikely_executed_note): Remove function.
11241 (final_scan_insn): Remove calls to
11242 scan_ahead_for_unlikely_executed_note, and related code for switching
11243 to cold section, except for the single time
11244 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
11245 debug_hooks->switch_text_sections; replace appropriate calls to
11246 function_section with calls to current_function_section.
11247 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11248 test_bb to condition.
11249 (find_if_case_2): Likewise.
11250 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11251 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
11252 * opts.c (decode_options): Change warning about hot/cold partitioning
11253 with exceptionss to inform (so as not to cause bootstrap failures);
11254 remove warning about partitioning with DWARF debug info.
11255 * output.h (current_function_section): Add new function decl.
11256 (insert_section_boundary_note): Likewise.
11257 (enum in_section): Move this declaration here from varasm.c.
11258 (unlikely_section_label): Likewise.
11259 (unlikely_text_section_name): Likewise.
11260 (last_text_section_name): New global variable.
11261 (last_text_section): Likewise.
11262 (hot_section_label): Likewise.
11263 (hot_section_end_label): Likewise.
11264 (cold_section_end_label): Likewise.
11265 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11266 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11267 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11268 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11269 insn from consideration.
11270 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11271 switch_text_section.
11272 * varasm.c (basic-block.h): Add new include.
11273 (unlikely_section_label_printed): Remove global variable.
11274 (unlikely_section_label): Make global variable not be static any more.
11275 (unlikely_text_section_name): Likewise.
11276 (hot_section_end_label): New global variable (not static)
11277 (first_function_block_is_cold): Likewise.
11278 (hot_section_label): Likewise.
11279 (cold_section_end_label): Likewise..
11280 (last_text_section): New global variable, not static.
11281 (last_text_section_name): New global variable, not static.
11282 (initialize_cold_section_name): New function.
11283 (enum in_section): Move declaration to output.h.
11284 (text_section): Update last_text_section.
11285 (unlikely_text_section): Replace code to determine cold section name
11286 with call to initialize_cold_section_name; Add code to update
11287 last_text_section; remove code for printing out label.
11288 (named_section_real): Add code to update last_text_section and
11289 last_text_section_name as appropriate.
11290 (function_section): Change test for 'unlikely' to depend on
11291 first_function_block_is_cold (moved old test to
11292 current_function_section).
11293 (current_function_section): New function.
11294 (assemble_start_function): Move code that frees
11295 unlikely_text_section_name; initialize hot_section_end_label;
11296 print hot and cold section labels at the start of the function;
11297 set first_function_block_is_cold, if appropriate; initialize l
11298 ast_text_section; add call to insert_section_boundary_note.
11299 (assemble_end_function): Add code to write out hot and cold section
11300 end labels.
11301 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
11302 switch_text_section.
11303 * config/darwin.c (machopic_select_section): Replace incorrect
11304 function in base_funs; update reloc for cold sections if necessary.
11305 * config/darwin.h (SECTION_FUNCTION): Add code to update
11306 last_text_section if appropriate.
11307 (text_unlikely_section): Remove.
11308 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
11309 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
11310 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
11311 partitioning for this architecture.
11312
11313 2005-03-31 Olivier Hainque <hainque@adacore.com>
11314
11315 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
11316 defined and non-zero.
11317
11318 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
11319
11320 PR c++/18644
11321 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11322 semantics.
11323
11324 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11325
11326 PR target/20611
11327 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11328 label operand. Remove (use (unspec..)). Don't emit a label on
11329 the offset word.
11330 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11331 generate inline label for load_toc_v4_PIC_1b.
11332 (rs6000_emit_load_toc_table): Likewise.
11333
11334 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11335
11336 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11337 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11338
11339 2005-03-29 Devang Patel <dpatel@apple.com>
11340
11341 * tree-sra.c (decide_block_copy): Disable scalarization of
11342 sub-elements.
11343
11344 2005-03-30 Stuart Hastings <stuart@apple.com>
11345 Dale Johannesen <dalej@apple.com>
11346
11347 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
11348 * print-tree.c (print_node): Add case STATEMENT_LIST.
11349
11350 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11351
11352 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
11353 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
11354 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
11355 is given with "powerpc64*" or "all", or when --with-cpu chooses
11356 a 64-bit cpu.
11357
11358 2005-03-30 James E. Wilson <wilson@specifixinc.com>
11359
11360 PR debug/20268
11361 * dwarf2out.c (add_high_low_attributes): New function, extracted from
11362 gen_lexical_block_die.
11363 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
11364
11365 2005-03-31 Jan Hubicka <jh@suse.cz>
11366
11367 2004-11-02 Jan Hubicka <jh@suse.cz>
11368
11369 * cgraph.c (cgraph_varpool_node_name): New function.
11370 (dump_cgraph_varpool_node): New function.
11371 (dump_varpool): New function.
11372 * cgraphunit.c (cgraph_optimize): Dump varpool.
11373
11374 2004-10-16 Jan Hubicka <jh@suse.cz>
11375
11376 * cgraph.c (decide_is_variable_needed): New function.
11377 (cgraph_varpool_finalize_decl): Use it.
11378 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
11379 unit-at-a-time.
11380 * final.c (output_addr_const): Do not call mark_referenced.
11381 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
11382 always go via cgraph.
11383 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
11384 (check_global_declarations): Ifdef out code clearing DECL_RTL.
11385 * tree-optimize.c (execute_inline): Mark functions called.
11386 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
11387
11388 2004-10-11 Jan Hubicka <jh@suse.cz>
11389
11390 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
11391 (cgraph_varpool_last_needed_node): New static variable.
11392 (enqueue_needed_varpool_node): Break out from ...; add items to the
11393 end of queue; update first pointers.
11394 (cgraph_varpool_mark_needed_node): ... here.
11395 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
11396 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
11397 * cgraph.h (cgraph_varpool_node): Add analyzed field.
11398 (cgraph_varpool_first_unanalyzed_node): Declare.
11399 * cgraphunit.c: Include output.h.
11400 (cgraph_varpool_analyze_pending_decls): New function.
11401 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
11402 for errors, analyze pending decls.
11403 (cgraph_finalize_compilation_unit): Only analyze decls.
11404 (cgraph_optimize): Assemble the decls after expanding.
11405
11406 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
11407
11408 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
11409 subvars get marked properly in tags for grouping.
11410 (add_pointed_to_var): Mark only actual pointed to
11411 variables/subvars in addresses needed.
11412 (create_overlap_variables_for): Clear call clobbered on original
11413 variable.
11414 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
11415 addresable vars with subvars into list.
11416 * tree-ssa.c (verify_ssa_name): Verify original is not used where
11417 subvar should be.
11418
11419 2005-03-30 Richard Henderson <rth@redhat.com>
11420
11421 * cgraph.h (struct cgraph_node): Add alias.
11422 * varasm.c (assemble_alias): Set it.
11423 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
11424 avoid calling cgraph_expand_function.
11425
11426 2005-03-30 Tom Tromey <tromey@redhat.com>
11427
11428 * tree.def (FILE_TYPE): Removed.
11429 * typeclass.h (enum type_class): Removed file_type_class.
11430 * dwarf2out.c (is_base_type): Updated.
11431 (gen_type_die): Likewise.
11432 * dbxout.c (dbxout_type): Updated.
11433 * builtins.c (type_to_class): Updated.
11434 * tree.c (type_contains_placeholder_1): Updated.
11435 * config/sparc/sparc.c (sparc_type_code): Updated.
11436 * config/ia64/ia64.c (hfa_element_mode): Updated.
11437 * expr.c (count_type_elements): Updated.
11438 * stor-layout.c (layout_type): Updated.
11439 * tree-inline.c (remap_type): Updated.
11440 * tree-pretty-print.c (dump_generic_node): Updated.
11441
11442 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
11443
11444 * builtins.c (expand_builtin_powi): Fix mode of
11445 2nd argument to match int.
11446 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
11447 2nd argument type to int.
11448 * libgcc2.c: Change prototype of __powi* functions to use
11449 int.
11450
11451 2005-03-30 Dale Johannesen <dalej@apple.com>
11452
11453 PR middle-end/19225
11454 * calls.c (expand_call): Flush pending deferrals before
11455 throwing call.
11456
11457 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11458
11459 PR c/772
11460 PR c/17913
11461 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
11462 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
11463 c_label_context, label_context_stack): New.
11464 * c-decl.c (define_label): Check for jumps into statement
11465 expressions. Add label to list of defined labels.
11466 (start_function): Push context on label_context_stack.
11467 (finish_function): Pop context from label_context_stack.
11468 * c-typeck.c (label_context_stack): New.
11469 (c_finish_goto_label): Check for jumps into statement
11470 expressions. Add label to list of jumped to labels.
11471 (struct c_switch): Add blocked_stmt_expr.
11472 (c_start_case): Initialize it.
11473 (do_case): Check it.
11474 (c_finish_case): Verify !blocked_stmt_expr.
11475 (c_begin_stmt_expr): Push context on label_context_stack.
11476 Increment blocked_stmt_expr. Mark labels jumped to from outside
11477 as undefinable.
11478 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
11479 defined in the statement expression and no longer jumpable to.
11480 Mark labels jumped to from just outside the statement expression
11481 as again definable. Pop context from label_context_stack.
11482 * doc/extend.texi (Statement Exprs): Update.
11483
11484 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11485
11486 PR c/20368
11487 * c-decl.c (start_function): Check for old_decl being
11488 error_mark_node.
11489
11490 2005-03-30 Ian Lance Taylor <ian@airs.com>
11491
11492 * final.c (final): Remove prescan parameter. Change all callers.
11493 (final_scan_insn): Remove prescan parameter. Change all callers.
11494
11495 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
11496
11497 * tree-vectorizer.c: Fix comment typos.
11498
11499 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
11500
11501 * tree-scalar-evolution.c (instantiate_parameters_1): Return
11502 as soon as a chrec_dont_know is detected.
11503
11504 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
11505
11506 Merge from csl-arm-branch.
11507 2004-02-12 Mark Mitchell <mark@codesourcery.com>
11508
11509 * tlink.c (recompile_files): Do not assume that "rename" can
11510 overwrite an existing file.
11511
11512 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
11513
11514 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
11515 * gcc/configure: Regenerate.
11516
11517 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11518
11519 * doc/install.texi: Update binutils requirement for powerpc*-linux.
11520
11521 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
11522
11523 * calls.c (struct arg_data): Update "partial" comment.
11524 (load_register_parameters): Update "nregs" comment.
11525
11526 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11527
11528 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
11529 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
11530 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
11531 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
11532 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
11533 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
11534 than target_flags & 0.
11535 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
11536 (iq2000_arch, iq2000_parse_cpu): Delete.
11537 (TARGET_HANDLE_OPTION): Override default.
11538 (iq2000_handle_option): New function.
11539 (override_options): Remove -march= and -mcpu= handling.
11540 * config/iq2000/iq2000.opt: New file.
11541
11542 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11543
11544 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
11545 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
11546 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
11547 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
11548 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
11549 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
11550 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
11551 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
11552 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
11553 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
11554 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
11555 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
11556 (c4x_rpts_cycles_string, c4x_cpu_version_string)
11557 (TARGET_OPTIONS): Delete.
11558 (c4x_rpts_cycles, c4x_cpu_version): Declare.
11559 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
11560 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
11561 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
11562 (c4x_cpu_version_string): Delete.
11563 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11564 (c4x_handle_option): New function. Map -m3x and -m4x options to the
11565 equivalent -mcpu= option.
11566 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
11567 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
11568 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
11569 or clearing the appropriate MASK_* bit.
11570 (c4x_file_start): Use c4x_cpu_version.
11571 * config/c4x/c4x.opt: New file.
11572
11573 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11574
11575 * doc/options.texi: Document the new MaskExists flag.
11576 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
11577 if the option has the MaskExists flag.
11578
11579 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
11580
11581 * opt-functions.awk (flag_set_p, test_flag): New functions.
11582 (switch_flags): Use them.
11583 * opth-gen.awk: Use flag_set_p to check for flags.
11584 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
11585
11586 2005-03-30 Ian Lance Taylor <ian@airs.com>
11587
11588 * config.host (i[34567]86-*-mingw32*): Don't set
11589 host_can_use_collect2 to no.
11590
11591 2005-03-30 Alan Modra <amodra@bigpond.net.au>
11592
11593 PR target/20203
11594 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
11595 Remove convert_memory_address call duplicating that in memory_address.
11596
11597 2005-03-29 Richard Henderson <rth@redhat.com>
11598
11599 PR c/20519
11600 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
11601 (build_compound_literal): Likewise. Propagate decl type into the
11602 initializer.
11603 (finish_decl): Likewise. Use new return value from complete_array_type
11604 for zero sized arrays.
11605 (complete_array_type): Move ...
11606 * c-common.c (complete_array_type): ... here. Change first argument
11607 to pointer-to-type-node. Consistently use sizetype for the index
11608 except for zero sized arrays. Detect zero sized arrays for pedantic
11609 mode diagnostics. Create a new type node instead of modifying the
11610 old node in place.
11611 * c-tree.h (complete_array_type): Move decl ...
11612 * c-common.h (complete_array_type): ... here.
11613
11614 2005-03-29 Richard Henderson <rth@redhat.com>
11615
11616 PR tree-opt/19108
11617 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
11618
11619 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
11620
11621 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
11622 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
11623 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
11624 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
11625
11626 2005-03-29 Eric Christopher <echristo@redhat.com>
11627
11628 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
11629 truthvalue conversion removal.
11630
11631 2005-03-29 Ian Lance Taylor <ian@airs.com>
11632
11633 PR bootstrap/14316
11634 * collect2.c: Never include <vfork.h>.
11635 (VFORK_STRING, vfork): Don't define.
11636 (pid): Remove global variable.
11637 (handler): Call raise instead of kill (getpid(), ...).
11638 (collect_wait): Add pex parameter. Change all callers. Use
11639 pex_get_status rather than pwait.
11640 (do_wait): Add pex parameter. Change all callers.
11641 (collect_execute): Return struct pex_obj * rather than void. Use
11642 pex routines rather than pexecute.
11643 (fork_execute): Get pex_obj from collect_execute, and pass it to
11644 do_wait.
11645 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
11646 Only declare quit_handler if SIGQUIT is defined.
11647 (scan_libraries): Likewise.
11648 * collect2.h (collect_execute): Update declaration.
11649 (collect_wait): Update declaration.
11650 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
11651 pass it to collect_wait.
11652
11653 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
11654
11655 PR c/20672
11656 * c-parser.c (c_parser_compound_statement_nostart): Give error
11657 message for EOF instead of just setting parser->error.
11658
11659 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
11660
11661 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
11662 (slpeel_update_phi_nodes_for_guard1): New function.
11663 (slpeel_update_phi_nodes_for_guard2): New function.
11664 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
11665 of slpeel_update_phi_nodes_for_guard.
11666 (vectorize_loops): Remove call to loop_closed_rewrite.
11667 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
11668 assertion.
11669
11670 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
11671
11672 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
11673 (TARGET_LITTLE_ENDIAN): New macro.
11674 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
11675 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
11676 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
11677 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
11678 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
11679 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
11680 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
11681 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
11682 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
11683 (TARGET_OPTIONS): Delete.
11684 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
11685 (CACHE_FLUSH_TRAP): Turn into an integer.
11686 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
11687 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
11688 -mflush-trap is in use.
11689 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
11690 (m32r_cache_flush_trap_string): Delete.
11691 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
11692 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
11693 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
11694 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11695 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
11696 -mmodel= and -msdata= handling from...
11697 (m32r_init): ...here.
11698 * config/m32r/m32r.opt: New file.
11699
11700 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
11701
11702 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
11703 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
11704 * tree-vect-analyze.c (vect_object_analysis): additional parm
11705 pass back a "struct ptr_info_def *" with the points-to info.
11706 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
11707 statement using info returned from vect_object_analysis.
11708 * tree-vect-transform.c (update_vuses_to_preheader): New function.
11709 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
11710 for virtual uses and defs when creating a replacement vector
11711 reference. Call duplicate_ssa_name_ptr_info to define points-to
11712 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
11713 (vectorizable_store): copy_virtual_operands and update
11714 definition statements.
11715 (vectorizable_load): copy_virtual_operands. Remove call to
11716 mark_call_clobbered_vars_to_rename for call to "const" builtin.
11717 * tree-vectorizer.c (vectorize_loops): Remove calls to
11718 rewrite_into_ssa and bitmap_clear (vars_to_rename).
11719 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
11720 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
11721 define macro STMT_VINFO_PTR_INFO for use in accessing.
11722 * tree.h add export of duplicate_ssa_name_ptr_info.
11723 * rs6000.c (altivec_init_builtins): Declare builtin function
11724 __builtin_altivec_mask_for_load to be "const".
11725
11726 2005-03-29 Jakub Jelinek <jakub@redhat.com>
11727
11728 PR middle-end/20622
11729 * cgraph.h (struct cgraph_varpool_node): Add alias field.
11730 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
11731 assemble_variable on aliases.
11732 * varasm.c (assemble_alias): Set node->alias.
11733 * toplev.c (wrapup_global_declarations): Don't call
11734 rest_of_decl_compilation on aliases again.
11735
11736 2005-03-29 Paul Brook <paul@codesourcery.com>
11737
11738 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
11739 * config/arm/arm.c (arm_dbx_register_number): New function.
11740 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
11741
11742 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
11743
11744 PR middle-end/20263
11745 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
11746 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
11747
11748 2005-03-29 Dale Johannesen <dalej@apple.com>
11749
11750 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
11751 $(TREE_H) and $(COVERAGE_H).
11752 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
11753 * opts.c (common_handle_option): Enable tree-based value transforms.
11754 * toplev.c (process_options): Ditto.
11755 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
11756 refers to references to this type.
11757 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
11758 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
11759 for may_be_more, may_be_less.
11760 (rtl_gen_pow2_profiler): Adjust.
11761 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
11762 (rtl_gen_one_value_profiler): Adjust.
11763 (rtl_gen_const_delta_profiler): Adjust.
11764 * tree-profile.c (tree_gen_interval_profiler): Implement.
11765 (tree_gen_pow2_profiler): Ditto.
11766 (tree_gen_one_value_profiler): Ditto.
11767 (tree_profiling): New.
11768 (pass_tree_profile): Reference it.
11769 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
11770 tree.h, gcov-io.h.
11771 (insn_divmod_values_to_profile): Rename to
11772 rtl_divmod_values_to_profile. Adjust.
11773 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
11774 (insn_prefetch_values_to_profile): Adjust.
11775 (rtl_value_profile_transformations): Adjust.
11776 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
11777 (gen_mod_pow2): Rename to rtl_mod_pow2.
11778 (gen_mod_subtract): Rename to rtl_mod_subtract.
11779 (divmod_fixed_value_transform): Rename to
11780 rtl_divmod_fixed_value_transform.
11781 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
11782 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
11783 (rtl_find_values_to_profile): Adjust.
11784 (tree_value_profile_transformations): Implement.
11785 (tree_divmod_values_to_profile): New.
11786 (tree_values_to_profile): New.
11787 (tree_divmod_fixed_value): New.
11788 (tree_mod_pow2): New.
11789 (tree_mod_subtract): New.
11790 (tree_divmod_fixed_value_transform): New.
11791 (tree_mod_pow2_value_transform): New.
11792 (tree_mod_subtract_transform): New.
11793 (tree_find_values_to_profile): Implement.
11794 * profile.c (instrument_values): Free histograms.
11795 (compute_value_histograms): Adjust. Implement tree version.
11796
11797 2005-03-29 Uros Bizjak <uros@kss-loka.si>
11798
11799 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
11800 * config/i386/i386.c (output_fix_trunc): Add new round_mode
11801 variable. Output "fldcw" depending on round_mode.
11802 * config/i386/i386.md (UNSPEC_FIST): New.
11803 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
11804 New isns patterns to implement lrint and llrint built-ins as x87
11805 intrinsic function.
11806 (fistdi2, fist<mode>2 splitters): New splitters.
11807 (lrint<mode>2): New expanders.
11808
11809 2005-03-28 Ian Lance Taylor <ian@airs.com>
11810
11811 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
11812 0 when calling final_scan_insn.
11813
11814 2005-03-28 Jan Hubicka <jh@suse.cz>
11815
11816 PR middle-end/20635
11817 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
11818 as needed.
11819
11820 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
11821 types where possible.
11822
11823 2005-03-26 Per Bothner <per@bothner.com>
11824
11825 Make -f[no-]show-column also control non-cpp diagnostics.
11826 * c.opt (fshow-column): Move option from here ...
11827 * common.opt (fshow-column): ... to here.
11828 * diagnostic.c (diagnostic_build_prefix): Only print column number
11829 if flag_show_column.
11830
11831 2005-03-27 Steven Bosscher <stevenb@suse.de>
11832
11833 * vax-protos.h (vax_output_int_move, vax_output_int_add,
11834 vax_output_conditional_branch): New prototypes.
11835 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
11836 extracted from vax.md mov and add patterns.
11837 (vax_output_conditional_branch): New function to output conditional
11838 branch instructions.
11839 * vax.md: Use mode macros for arithmetic and mov patterns.
11840 Use code macros for the jump patterns.
11841
11842 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11843
11844 * Makefile.in (libbackend.o): Depend on version files;
11845 add custom generation command.
11846
11847 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
11848
11849 PR target/20636
11850 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
11851 sure that we have a REG before getting its REGNO.
11852
11853 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11854
11855 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
11856 * builtins.def (BUILT_IN_STRNDUP): New.
11857
11858 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
11859
11860 PR tree-optimization/20470
11861 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
11862 ABS(x-y).
11863
11864 2005-03-25 Mike Stump <mrs@apple.com>
11865
11866 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
11867 sized objects.
11868
11869 2005-03-25 Geoffrey Keating <geoffk@apple.com>
11870
11871 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
11872 Use our own structure definitions.
11873
11874 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
11875 (fix_truncdfsi2): Allow registers or memory as destination.
11876 When TARGET_PPC_GFXOPT, generate simplified pattern.
11877 (fix_truncdfsi2_internal): Use define_insn_and_split.
11878 (fix_truncdfsi2_internal_gfxopt): New.
11879 (fctiwz): Don't confuse register allocation by giving it no choices.
11880 (stfiwx): New.
11881 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
11882 (EXTRA_MEMORY_CONSTRAINT): Likewise.
11883 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
11884 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
11885
11886 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11887
11888 * dominance.c (free_dominance_info): Speed up by freeing et
11889 data structures without maintaining other nodes.
11890 * et-forest.c (et_free_tree_force): New.
11891 * et-forest.h: Add a prototype for et_free_tree_force.
11892
11893 * tree.c (get_set_constructor_bits,
11894 get_set_constructor_bytes): Remove.
11895 * tree.h: Remove the corresponding prototypes.
11896
11897 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11898
11899 PR target/15491
11900 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
11901 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
11902 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
11903 PRE_DEC, NEG and NOT.
11904
11905 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
11906
11907 * fold-const.c: Convert uses of fold (build (...)) to
11908 fold_buildN.
11909
11910 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
11911
11912 PR rtl-optimization/20249
11913 * cse.c (insert_regs): Do not record equivalence of registers in
11914 different modes.
11915
11916 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
11917
11918 * emit-rtl.c (reverse_comparison): Remove.
11919 * rtl.h: Remove the corresponding prototype.
11920
11921 2005-03-24 James E Wilson <wilson@specifixinc.com>
11922
11923 * doc/install.texi (--enable-altivec): Delete docs.
11924
11925 2005-03-24 David Edelsohn <edelsohn@gnu.org>
11926
11927 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
11928 SFmode and DFmode before reload when
11929 flag_unsafe_math_optimizations not enabled.
11930
11931 2005-03-24 Geoffrey Keating <geoffk@apple.com>
11932
11933 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
11934
11935 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
11936 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
11937
11938 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
11939
11940 * configure.ac (enable-checking): Add 'runtime' option.
11941 * doc/install.texi (enable-checking): Document 'runtime' checking.
11942 * tsystem.h (gcc_assert, gcc_unreachable): Define.
11943 * config.in: Regenerated.
11944 * configure: Regenerated.
11945
11946 2005-03-23 Uros Bizjak <uros@kss-loka.si>
11947
11948 * optabs.h (enum optab_index): Remove OTI_llrint.
11949 (llrint_optab): Remove macro.
11950 * optabs.c (init_optabs): Remove llrint_optab initialization.
11951 * genopinit.c (optabs): Remove llrint_optab implementation.
11952 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
11953 using lrint_optab.
11954
11955 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
11956
11957 PR rtl-optimization/20532
11958 * simplify-rtx.c (simplify_binary_operation_1): Protect from
11959 overflow when adding coefficients for PLUS or MINUS.
11960 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
11961 two as multiplier.
11962
11963 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
11964
11965 * langhooks.h (truthvalue_conversion): Remove.
11966 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11967 LANG_HOOKS_TRUTHVALUE_CONVERSION.
11968 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
11969 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
11970 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
11971
11972 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
11973
11974 * params.def: Fix a typo.
11975 * config/mips/mips.c: Follow the spelling convensions.
11976 * doc/invoke.texi: Fix typos.
11977
11978 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
11979
11980 Fix PR tree-optimization/20601
11981
11982 * tree-ssa-pre.c (insert_aux): Add missing condition to
11983 constification.
11984
11985 2005-03-23 Ian Lance Taylor <ian@airs.com>
11986
11987 * final.c (final_scan_insn): Don't remove no-op instructions.
11988 * reload1.c (reload): Remove simple no-op instructions even when
11989 not optimizing.
11990
11991 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
11992
11993 PR tree-optimization/20501
11994 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
11995 reporting that peeling for alignment is applied moved to...
11996 * (vect_analyze_data_refs_alignment): Here.
11997
11998 2005-03-23 Ian Lance Taylor <ian@airs.com>
11999
12000 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12001
12002 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12003
12004 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12005 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12006
12007 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
12008
12009 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12010 imply that this is called once, independent of asms in code.
12011 Adjust to now being pased output and input lists. Mention helper
12012 function decl_overlaps_hard_reg_set_p.
12013 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12014 hook_tree_tree_identity and to take three trees, returning third.
12015 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12016 prototype.
12017 * stmt.c: include hard-reg-set.h before tree.h.
12018 (decl_overlaps_hard_reg_set_p): New function, broken out from...
12019 (decl_conflicts_with_clobbers_p): Call
12020 decl_overlaps_hard_reg_set_p.
12021 (expand_asm_operands): Pass output and input lists in call to
12022 targetm.md_asm_clobbers.
12023 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12024 hook_tree_tree_tree_tree_3rd_identity.
12025 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12026 parameters.
12027 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12028 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12029 parameters, first two unused.
12030 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12031 parameters. Only add MOF to clobbers if there's no 'h' mentioned
12032 in constraint letters and MOF is not mentioned as a asm-declared
12033 register in neither of the input and output lists.
12034
12035 2005-03-23 DJ Delorie <dj@redhat.com>
12036
12037 * optabs.c (expand_binop): Make sure the first subword's result
12038 gets stored.
12039
12040 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12041
12042 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12043 Call c_common_truthvalue_conversion rather than
12044 lang_hooks.truthvalue_conversion.
12045 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12046 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12047 c-typeck.c.
12048 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12049 c_common_truthvalue_conversion.
12050 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12051 c_parser_conditional_expression, c_parser_binary_expression): Call
12052 c_objc_common_truthvalue_conversion.
12053 * c-typeck.c (build_unary_op): Call
12054 c_objc_common_truthvalue_conversion.
12055 (build_conditional_expr): Do not call
12056 lang_hooks.truthvalue_conversion.
12057 (build_binary_op): Call c_common_truthvalue_conversion.
12058 (c_objc_common_truthvalue_conversion): Moved from
12059 c-objc-common.c. Call default_function_array_conversion instead
12060 of default_conversion.
12061
12062 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12063
12064 * c-common.h (default_conversion): Remove.
12065 (perform_integral_promotions): Add.
12066 * c-tree.h (default_conversion): Add.
12067 * c-typeck.c (perform_integral_promotions): New, split out from
12068 default_conversion.
12069 * c-common.c (check_case_value): Use perform_integral_promotions,
12070 not default_conversion.
12071 (c_add_case_label): Don't continue processing case label after
12072 found to be pointer.
12073
12074 2005-03-23 Mark Mitchell <mark@codesourcery.com>
12075
12076 * gcc.c (do_spec_1): Do not add a -L path for a directory in
12077 the prefix list if we have already added a multilib directory
12078 based on that path.
12079 (main): Do not add MD_EXEC_PREFIX to the list of directories to
12080 search with -L.
12081
12082 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12083
12084 * reload1.c (indirect_symref_ok, reload_obstack): Make them
12085 static.
12086 * reload.h: Remove the prototype for indirect_symref_ok.
12087
12088 * reload1.c (indirect_symref_ok): Make it global.
12089 * reload.h: Add a prototype for indirect_symref_ok.
12090
12091 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
12092
12093 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
12094 ashlhi3 expander.
12095
12096 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12097
12098 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
12099
12100 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
12101
12102 * c-opts.c (c_common_parse_file): Only start/end main source file
12103 if debug hooks says the writer wants it.
12104 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
12105 member.
12106 (xcoff_debug_hooks): Ditto.
12107 * debug.c (do_nothing_hooks): Ditto.
12108 * debug.h (gcc_debug_hooks): Ditto.
12109 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
12110 * sdbout.c (sdb_debug_hooks): Ditto.
12111 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
12112
12113 2005-03-22 Mark Mitchell <mark@codesourcery.com>
12114
12115 * doc/extend.texi: Deprecate C++ min/max operators.
12116
12117 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
12118
12119 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
12120 artificial original candidates.
12121
12122 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
12123 Jan Hubicka <jh@suse.cz>
12124 Steven Bosscher <stevenb@suse.de>
12125
12126 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
12127 call cost based on argument sizes.
12128 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
12129 inlining.
12130 * params.def: (max-inline-inssn-single): Set to 450.
12131 (max-inline-insns-auto): Set to 90.
12132 (max-inline-insns-recursive): Set to 450
12133 (max-inline-insns-recursive-auto): Set to 450.
12134 (large-function-insns): Set to 2700.
12135 (inline-call-cost): New parameter.
12136 * tree-inline.c (estimate_move_cost): New function.
12137 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
12138 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
12139 based on arguments.
12140 * tree-inline.h (estimate_move_cost): Declare.
12141 * invoke.texi: (max-inline-inssn-single): Change default to 450.
12142 (max-inline-insns-auto): Change default to 90.
12143 (max-inline-insns-recursive): Change default to 450
12144 (max-inline-insns-recursive-auto): Change default to 450.
12145 (large-function-insns): Change default to 2700.
12146 (inline-call-cost): Document new parameter.
12147
12148 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12149
12150 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
12151 (TARGET_DEFAULT): Delete.
12152 * config/i860/i860.opt: New file.
12153
12154 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12155
12156 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
12157 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12158 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12159 (frv_sched_lookahead): Delete.
12160 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
12161 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
12162 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
12163 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
12164 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
12165 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
12166 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
12167 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
12168 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
12169 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
12170 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
12171 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
12172 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12173 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12174 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12175 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12176 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12177 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12178 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12179 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12180 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12181 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12182 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12183 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12184 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12185 (frv_sched_lookahead): Delete.
12186 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12187 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12188 (frv_handle_option): New function. Move -mcpu= handling from...
12189 (frv_override_options): ...here. Remove handling of other
12190 TARGET_OPTIONS.
12191 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12192 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12193 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12194 and TARGET_NO_MULTI_CE.
12195 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12196 !TARGET_VLIW_BRANCH.
12197 * config/frv/frv.opt: New file.
12198
12199 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12200
12201 * fold-const.c (fold_ternary): Take decomposed arguments of
12202 CALL_EXPR.
12203 (fold): Update a call to fold_ternary.
12204
12205 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12206 * tree.h: Add corresponding prototypes.
12207
12208 2005-03-22 Jakub Jelinek <jakub@redhat.com>
12209
12210 PR target/20561
12211 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12212 between jump table and its label.
12213 * final.c (shorten_branches): Handle notes in between ADDR_VEC
12214 resp. ADDR_DIFF_VEC and the label preceeding it.
12215 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12216 is emitted in the right section.
12217
12218 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12219
12220 * fold-const.c (fold_unary, fold_binary): Update comments
12221 about arguments.
12222
12223 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
12224
12225 PR rtl-optimization/20527
12226 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12227 REG_INC note, test that the register also isn't mentioned in PRED
12228 or SUCC.
12229
12230 2005-03-22 Ben Elliston <bje@au.ibm.com>
12231
12232 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12233 and definition.
12234
12235 2005-03-21 Mike Stump <mrs@apple.com>
12236
12237 * varasm.c (default_assemble_visibility): Remove extra ().
12238
12239 2005-03-21 Roger Sayle <roger@eyesopen.com>
12240
12241 PR middle-end/20557
12242 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12243 to determine whether a block can be duplicated, rather than test
12244 whether the block contains noncopyable insns ourselves.
12245
12246 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12247
12248 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12249 predicates.
12250
12251 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12252
12253 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12254
12255 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12256
12257 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12258 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12259 * config/fr30/fr30.opt: New file.
12260
12261 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
12262
12263 Fix PR tree-optimization/20542
12264
12265 * tree-flow-inline.h (overlap_subvar): Move to here.
12266 * tree-ssa-operands.c: From here.
12267 * tree-flow.h (overlap_subvar): Declare.
12268 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12269 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12270 for variables with subvars.
12271
12272 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12273
12274 PR middle-end/20177
12275 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12276 * modulo-sched.c (const_iteration_count): Return on NULL
12277 pre-header.
12278 (print_node_sched_params): Return on NULL dump_file.
12279 (generate_reg_moves): Handle reg-anti dependencies and disregard
12280 closing branch when generating register moves.
12281 (sms_schedule): Mark the SMSed block dirty.
12282 * passes.c (rest_of_handle_sms): Call update_life_info for all
12283 basic-blocks.
12284 * testsuite/gcc.dg/20050321-1.c: New test.
12285
12286 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12287
12288 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12289 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12290 movqi_internal): Likewise.
12291
12292 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12293
12294 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12295 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12296 xtensa_b4const): Delete prototypes.
12297 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12298 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12299 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
12300 xtensa_extra_constraint): New prototypes.
12301 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12302 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12303 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12304 move_operand, const_float_1_operand, fpmem_offset_operand,
12305 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
12306 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
12307 (xtensa_b4const_or_zero): ...this. Change return type to bool and
12308 argument type to HOST_WIDE_INT.
12309 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
12310 xtensa_mask_immediate): Likewise.
12311 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
12312 Likewise. Also make these functions static.
12313 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
12314 (xtensa_const_ok_for_letter_p): New.
12315 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12316 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12317 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12318 move_operand, const_float_1_operand, fpmem_offset_operand,
12319 branch_operator, ubranch_operator, boolean_operator): Move to
12320 predicates.md.
12321 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
12322 (xtensa_mem_offset): Change return type to bool.
12323 (xtensa_extra_constraint): New.
12324 (gen_int_relational): Update type of const_range_p function pointer.
12325 Use xtensa_b4const_or_zero.
12326 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12327 xtensa_const_ok_for_letter_p. Update comments.
12328 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12329 (PREDICATE_CODES): Delete.
12330 * config/xtensa/xtensa.md: Include predicates.md.
12331 * config/xtensa/predicates.md: New file.
12332
12333 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12334
12335 * config/v850/v850-protos.h: Remove the prototypes for
12336 reg_or_int9_operand, reg_or_const_operand,
12337 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12338 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12339 movsi_source_operand, power_of_two_operand,
12340 not_power_of_two_operand, special_symbolref_operand,
12341 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
12342 register_is_ok_for_epilogue.
12343 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
12344 reg_or_int9_operand, reg_or_const_operand,
12345 call_address_operand, special_symbolref_operand,
12346 movsi_source_operand, power_of_two_operand,
12347 not_power_of_two_operand, register_is_ok_for_epilogue,
12348 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
12349 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
12350 predicates.md.
12351 * config/v850/v850.h (PREDICATE_CODES): Remove.
12352 * config/v850/v850.md: Include predicates.md.
12353 * config/v850/predicates.md: New.
12354
12355 2005-03-21 Zack Weinberg <zack@codesourcery.com>
12356
12357 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
12358 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12359 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
12360 (itoolsdir, itoolsdatadir): Move definition above new first use.
12361 (install-itoolsdirs): New rule.
12362 (install-mkheaders): Depend on install-itoolsdirs, not
12363 install-include-dir.
12364
12365 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12366
12367 * tree-into-ssa.c: Remove obsolete comments.
12368
12369 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
12370
12371 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
12372 unrolling if -fpeel-loops is specified, too.
12373 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12374 Remove superfluous check for flag_unroll_loops.
12375
12376 2005-03-21 Uros Bizjak <uros@kss-loka.si>
12377
12378 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
12379 (lrint_optab, llrint_optab): Define corresponding macros.
12380 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
12381 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
12382 pattern and llrint_optab using llrintdi2 patterns.
12383 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
12384 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
12385 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
12386 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
12387 flag_unsafe_math_optimizations is set.
12388
12389 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12390
12391 * combine.c (combine_simplify_rtx, simplify_if_then_else,
12392 simplify_logical, if_then_else_cond, known_cond,
12393 simplify_comparison): Adjust calls to reverse_comparison.
12394 Don't use combine_reversed_comparison_code).
12395 (combine_reversed_comparison_code): Remove.
12396 (reversed_comparison): Using reversed_comparison_code, move it...
12397 * jump.c (reversed_comparison): ... here.
12398 * rtl.h (reversed_comparison): Add prototype.
12399
12400 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12401
12402 * builtins.c (fold_builtin): Take decomposed arguments of
12403 CALL_EXPR.
12404 * fold-const.c (fold_ternary): Update a call to fold_builtin.
12405 * gimplify.c (gimplify_call_expr): Likewise.
12406 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
12407 * tree.h: Update the prototype of fold_builtin.
12408
12409 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12410
12411 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
12412 * rtlhooks.c (gen_lowpart_no_emit_general): New.
12413 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
12414 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
12415 * simplify-rtx.c (simplify_binary_operation_1): Use it.
12416
12417 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12418
12419 * builtins.c (fold_builtin_1): Take decomposed arguments of
12420 CALL_EXPR.
12421 (fold_builtin): Update a call to fold_builtin_1.
12422
12423 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
12424
12425 PR other/20564
12426 * gcov.c (output_lines): Only output function block summary when
12427 outputting branch information.
12428 * doc/gcov.texi: Document format of preamble and additional block
12429 information lines.
12430
12431 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12432
12433 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
12434 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
12435 the defaults false if BITS_PER_UNIT != 8.
12436 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
12437 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
12438 than BITS_PER_UNIT != 8.
12439 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
12440 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
12441 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
12442 #undefs.
12443 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
12444 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
12445
12446 2005-03-20 Roger Sayle <roger@eyesopen.com>
12447
12448 PR middle-end/20539
12449 * fold-const.c (fold_binary): Fix type mismatch between
12450 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
12451 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
12452 for non-truth-valued expressions.
12453
12454 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
12455 and FUNCTION_DECL in the main switch.
12456 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
12457 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
12458 we also need to convert their operands to match.
12459 <TRUTH_NOT_EXPR>: Likewise.
12460
12461 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
12462
12463 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
12464 diagnostic without checking whether an lvalue.
12465 * c-common.h (lvalue_p): Remove.
12466 (enum lvalue_use): Update comment.
12467 (lvalue_or_else): Replace by lvalue_error.
12468 * c-typeck.c (lvalue_p): Make static.
12469 (lvalue_or_else): New. Call lvalue_error.
12470
12471 2005-03-21 Alan Modra <amodra@bigpond.net.au>
12472
12473 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
12474 (function_arg_advance): Use rs6000_parm_start.
12475 (function_arg, rs6000_arg_partial_bytes): Likewise.
12476
12477 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12478
12479 * c-common.c (check_case_value): Adjust comment about stripping
12480 NOPs.
12481 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
12482 * c-typeck.c (default_conversion, convert_arguments,
12483 build_modify_expr, convert_for_assignment, store_init_value,
12484 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
12485 manually. Remove inaccurate comments.
12486
12487 2005-03-20 Roger Sayle <roger@eyesopen.com>
12488 Joseph S. Myers <joseph@codesourcery.com>
12489
12490 * varasm.c (do_assemble_alias): Restore comment describing function.
12491 Annotate the target parameter as potentially unused.
12492
12493 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
12494
12495 PR target/18551
12496 * config/avr/avr.c (avr_output_function_prologue): Do not use
12497 current_function_name() in a label, use a local label instead.
12498
12499 2005-03-20 David Edelsohn <edelsohn@gnu.org>
12500
12501 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
12502 flag_finite_math_only, not flag_unsafe_math_optimizations.
12503
12504 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12505
12506 * builtins.c (fold_builtin_1): Update a call to
12507 targetm.fold_builtin.
12508 * hooks.c (hook_tree_tree_bool_null): Rename to
12509 hook_tree_tree_tree_bool_null. Take one more argument of type
12510 tree.
12511 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
12512 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
12513 hook_tree_tree_tree_bool_null.
12514 * target.h (gcc_target): Update the prototype of fold_builtin.
12515 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
12516 arguments of CALL_EXPR.
12517 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
12518 new prototype.
12519
12520 2005-03-20 Jan Hubicka <jh@suse.cz>
12521
12522 * cgraph.h (cgraph_node): Add prev_clone pointer.
12523 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
12524 (cgraph_clone_node): Produce doubly linked chain.
12525
12526 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12527
12528 * c-common.c (handle_aligned_attribute, check_function_sentinel,
12529 get_nonnull_operand, handle_sentinel_attribute,
12530 check_function_arguments_recurse): Do not strip NOPS from
12531 INTEGER_CSTs.
12532 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
12533 Likewise.
12534 * c-format.c (get_constant): Likewise.
12535 * c-parser.c (c_parser_postfix_expression): Likewise.
12536 * c-typeck.c (set_init_index): Likewise.
12537 (convert_arguments): Don't check for NOP_EXPR containing integer
12538 constant.
12539
12540 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
12541
12542 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
12543 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
12544 Take decomposed arguments of CALL_EXPR.
12545 (fold_builtin_1): Update calls to the functions mentioned
12546 above.
12547
12548 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12549
12550 * c-decl.c (check_bitfield_type_and_width): Require bit-field
12551 width to have integer type.
12552 (build_enumerator): Require enumerator value to have integer type.
12553
12554 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12555
12556 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
12557 to __builtin_inff.
12558
12559 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12560
12561 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
12562 std=iso9899:199x): Correct descriptions.
12563
12564 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
12565
12566 * config.gcc: Consistently use solaris2.1[0-9]* instead of
12567 solaris2.1[0-9].
12568
12569 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
12570
12571 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
12572 of CALL_EXPR.
12573 (expand_builtin_memcpy, fold_builtin_1): Update calls to
12574 fold_builtin_memcpy.
12575
12576 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
12577 arguments of CALL_EXPR.
12578 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
12579 fold_builtin_found, fold_builtin_1): Update calls to
12580 fold_trunc_transparent_mathfn.
12581
12582 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12583
12584 PR middle-end/20493
12585 * fold-const.c (fold_widened_comparison): Don't optimize casts of
12586 function pointers on targets that require function pointer
12587 canonicalization.
12588 (fold_sign_changed_comparison): Likewise.
12589
12590 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
12591
12592 * combine.c (try_combine): When changing the mode of a hard reg, make
12593 sure that doing so is valid.
12594
12595 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
12596
12597 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
12598 (TARGET_HANDLE_OPTION): Override default.
12599 (avr_handle_option): New function.
12600 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
12601 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
12602 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
12603 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
12604 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
12605 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
12606 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
12607 (TARGET_OPTIONS): Delete.
12608 * config/avr/avr.opt: New file.
12609
12610 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12611
12612 * config/m32r/m32r-protos.h: Remove the prototypes for
12613 call_address_operand, symbolic_operand, seth_add3_operand,
12614 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12615 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12616 two_insn_const_operand, move_src_operand,
12617 move_double_src_operand, move_dest_operand,
12618 eqne_comparison_operator, signed_comparison_operator,
12619 large_insn_p, conditional_move_operand, carry_compare_operand,
12620 m32r_block_immediate_operand, extend_operand,
12621 reg_or_eq_int16_operand, int8_operand, and
12622 reg_or_zero_operand.
12623 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12624 seth_add3_operand, int8_operand, cmp_int16_operand,
12625 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12626 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12627 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12628 move_double_src_operand, move_dest_operand,
12629 eqne_comparison_operator, signed_comparison_operator,
12630 extend_operand, small_insn_p, large_insn_p,
12631 conditional_move_operand, carry_compare_operand,
12632 m32r_block_immediate_operand): Move to predicates.md.
12633 (MAX_MOVE_BYTES): Move to m32r.h.
12634 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12635 * config/m32r/m32r.md: Include predicates.md.
12636 * config/m32r/predicates.md: New.
12637
12638 2005-03-18 James E Wilson <wilson@specifixinc.com>
12639
12640 PR c++/19769
12641 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
12642 origin.
12643
12644 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12645
12646 * config/mn10300/mn10300-protos.h: Remove the prototypes for
12647 call_address_operand, const_8bit_operand.
12648 * config/mn10300/mn10300.c (call_address_operand,
12649 const_8bit_operand, const_1f_operand): Move to predicates.md.
12650 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
12651 * config/mn10300/mn10300.md: Include predicates.md.
12652 * config/mn10300/predicates.md: New.
12653
12654 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
12655
12656 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
12657 declarations in diagnostics and %E for identifiers, not %s.
12658
12659 2005-03-18 Jan Hubicka <jh@suse.cz>
12660 Dale Johannesen <dalej@apple.com>
12661
12662 * basic-block.h (scale_bbs_frequencies_int,
12663 scale_bbs_frequencies_gcov_type): Declare.
12664 * cfg.c (RDIV): New macro.
12665 (update_bb_frequency_for_threading): Fix.
12666 * basic-block.h (scale_bbs_frequencies_int,
12667 scale_bbs_frequencies_gcov_type): New.
12668 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
12669 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
12670 scale_bbs_frequencies_int.
12671 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
12672
12673 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12674
12675 * config/m32r/m32r-protos.h: Remove the prototypes for
12676 call_address_operand, symbolic_operand, seth_add3_operand,
12677 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
12678 reg_or_uint16_operand, reg_or_cmp_int16_operand,
12679 two_insn_const_operand, move_src_operand,
12680 move_double_src_operand, move_dest_operand,
12681 eqne_comparison_operator, signed_comparison_operator,
12682 large_insn_p, conditional_move_operand, carry_compare_operand,
12683 m32r_block_immediate_operand, extend_operand,
12684 reg_or_eq_int16_operand, int8_operand, and
12685 reg_or_zero_operand.
12686 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
12687 seth_add3_operand, int8_operand, cmp_int16_operand,
12688 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
12689 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
12690 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
12691 move_double_src_operand, move_dest_operand,
12692 eqne_comparison_operator, signed_comparison_operator,
12693 extend_operand, small_insn_p, large_insn_p,
12694 conditional_move_operand, carry_compare_operand,
12695 m32r_block_immediate_operand): Move to predicates.md.
12696 (MAX_MOVE_BYTES): Move to m32r.h.
12697 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
12698 * config/m32r/m32r.md: Include predicates.md.
12699 * config/m32r/predicates.md: New.
12700
12701 * config/pa/pa-protos.h: Add prototypes for magic_milli and
12702 shadd_constant_p.
12703 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
12704 symbolic_operand, symbolic_memory_operand,
12705 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
12706 indexed_memory_operand, move_dest_operand, move_src_operand,
12707 prefetch_cc_operand, prefetch_nocc_operand,
12708 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
12709 arith_operand, arith11_operand, pre_cint_operand,
12710 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
12711 ireg_operand, int5_operand, uint5_operand, int11_operand,
12712 uint32_operand, arith5_operand, and_operand, ior_operand,
12713 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
12714 pc_or_label_operand, div_operand, plus_xor_ior_operator,
12715 shadd_operand, movb_comparison_operator,
12716 cmpib_comparison_operator): Move to predicates.md.
12717 (magic_milli, shadd_constant_p): Make it extern.
12718 * config/pa/pa.h (PREDICATE_CODES): Remove.
12719 * config/pa/pa.md: Include predicates.md.
12720 * config/pa/predicates.md: New.
12721
12722 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
12723 predicate.
12724
12725 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12726
12727 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
12728 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
12729 config/alpha/freebsd.h, config/alpha/linux.h,
12730 config/alpha/netbsd.h, config/alpha/osf5.h,
12731 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
12732 config/h8300/h8300-protos.h, config/h8300/h8300.c,
12733 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
12734 doc/cppopts.texi: Update copyright.
12735
12736 2005-03-18 Jan Hubicka <jh@suse.cz>
12737
12738 PR middle-end/20225
12739 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
12740 too late.
12741 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
12742 called too late.
12743
12744 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12745
12746 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
12747 VEC_safe_push.
12748
12749 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
12750
12751 * combine.c (gen_binary): Remove.
12752 (known_cond, simplify_shift_const, find_split_point,
12753 combine_simplify_rtx, simplify_if_then_else, simplify_set,
12754 simplify_logical, expand_field_assignment, extract_left_shift,
12755 force_to_mode, if_then_else_cond, apply_distributive_law,
12756 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
12757 simplify_comparison, reversed_comparison): Replace with
12758 simplify_gen_binary, simplify_gen_relational or
12759 distribute_and_simplify_rtx.
12760 (distribute_and_simplify_rtx): New function.
12761
12762 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
12763 Paolo Bonzini <gcc.gnu.org>
12764
12765 * calls.c (setjmp_call_p, special_function_p): Update comments
12766 at the head of the functions.
12767
12768 2005-03-18 Jan Hubicka <jh@suse.cz>
12769
12770 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
12771
12772 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
12773 function body should be released; do not proactively release function
12774 bodies in non-unit-at-a-time mode.
12775
12776 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
12777
12778 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
12779 mno-fp-ret-in-387 multilib variants.
12780
12781 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
12782
12783 * common.opt (m): Remove.
12784 * opts.c (handle_option): Pass 'm' options to set_target_switch if
12785 table lookup fails.
12786 (common_handle_option): Remove OPT_m case.
12787
12788 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
12789
12790 * builtins.c (fold_builtin_bitop): Take decomposed arguments
12791 of CALL_EXPR.
12792 (fold_builtin_1): Update a call to fold_builtin_bitop.
12793
12794 * builtins.c (fold_builtin_signbit): Take decomposed arguments
12795 of CALL_EXPR.
12796 (fold_builtin_1): Update a call to fold_builtin_signbit.
12797
12798 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
12799
12800 PR tree-optimization/20474
12801 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
12802 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
12803
12804 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12805
12806 * config/h8300/h8300-protos.h: Remove prototypes for
12807 general_operand_src, general_operand_dst, single_one_operand,
12808 single_zero_operand, call_insn_operand,
12809 two_insn_adds_subs_operand, small_call_insn_operand,
12810 jump_address_operand, bit_operand, bit_memory_operand,
12811 stack_pointer_operand, const_int_gt_2_operand,
12812 const_int_ge_8_operand, const_int_qi_operand,
12813 const_int_hi_operand, incdec_operand, bit_operator,
12814 nshift_operator, eqne_operator, gtle_operator,
12815 gtuleu_operator, iorxor_operator.
12816 Add prototypes for h8sx_shift_type h8sx_classify_shift and
12817 h8300_ldm_stm_parallel.
12818 * config/h8300/h8300.c (h8sx_shift_type,): Move to
12819 h8300-protos.h.
12820 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
12821 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
12822 (h8300_ldm_stm_parallel): Make it extern.
12823 (h8300_ldm_parallel, h8300_stm_parallel,
12824 h8300_return_parallel, general_operand_src,
12825 general_operand_dst, h8300_dst_operand, h8300_src_operand,
12826 nibble_operand, reg_or_nibble_operand, single_one_operand,
12827 single_zero_operand, call_insn_operand,
12828 two_insn_adds_subs_operand, small_call_insn_operand,
12829 jump_address_operand, bit_operand, bit_memory_operand,
12830 stack_pointer_operand, const_int_gt_2_operand,
12831 const_int_ge_8_operand, const_int_qi_operand,
12832 const_int_hi_operand, incdec_operand, eqne_operator,
12833 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
12834 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
12835 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
12836 nshift_operator): Move to predicates.md.
12837 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
12838 * config/h8300/h8300.md: Include predicates.md.
12839 * config/h8300/predicates.md: New.
12840
12841 2005-03-17 Richard Henderson <rth@redhat.com>
12842
12843 * config.gcc (ia64*-*-hpux*): Add extra_options.
12844 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
12845 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12846 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
12847 (ia64_tls_size_string, ia64_tune_string): Remove.
12848 (ia64_tune): Init to PROCESSOR_ITANIUM2.
12849 (TARGET_DEFAULT_TARGET_FLAGS): New.
12850 (TARGET_HANDLE_OPTION): New.
12851 (ia64_override_options): Move options parsing ...
12852 (ia64_handle_option): ... here. New.
12853 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
12854 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
12855 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
12856 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
12857 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
12858 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
12859 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
12860 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
12861 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
12862 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
12863 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
12864 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
12865 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
12866 TARGET_EARLY_STOP_BITS): Remove.
12867 (TARGET_ILP32): Default false.
12868 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
12869 (enum ia64_inline_type): New.
12870 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
12871 * config/ia64/ia64.md: Update for new definitions of
12872 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
12873 * config/ia64/ia64.opt: New file.
12874 * config/ia64/ilp32.opt: New file.
12875
12876 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
12877
12878 PR target/18380
12879 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
12880
12881 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
12882
12883 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
12884 instead of MASK_H8300S.
12885 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
12886 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
12887 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
12888 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
12889 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
12890 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
12891 TARGET_SWITCHES): Remove.
12892 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
12893 TARGET_H8300SX.
12894 * config/h8300/h8300.opt: New.
12895
12896 * config/alpha/alpha.opt, config/arc/arc.opt,
12897 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
12898 notices.
12899
12900 2005-03-17 Ian Lance Taylor <ian@airs.com>
12901
12902 * gmon.c: Remove.
12903
12904 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
12905
12906 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
12907 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
12908 (TARGET_HANDLE_OPTION): Override default.
12909 (arc_handle_option): New function.
12910 (arc_init): Remove code to set arch_cpu_string.
12911 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
12912 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
12913 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
12914 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
12915 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
12916 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
12917 (arc_rodata_string, TARGET_OPTIONS): Delete.
12918 * config/arc/arc.opt: New file.
12919
12920 2005-03-17 Richard Henderson <rth@redhat.com>
12921
12922 * doc/extend.texi (Weak Pragmas): New section.
12923 (attribute alias): Clarify that target must be in the same
12924 translation unit.
12925
12926 2005-03-17 Richard Henderson <rth@redhat.com>
12927
12928 * config/alpha/alpha.opt: New file.
12929 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
12930 of alpha_cpu.
12931 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
12932 alpha_fprm_string, alpha_fptm_string): Make static.
12933 (alpha_tls_size_string): Remove.
12934 (alpha_handle_option): New.
12935 (override_options): Update for alpha_cpu/alpha_tune split.
12936 (alpha_file_start): Likewise.
12937 (TARGET_DEFAULT_TARGET_FLAGS): New.
12938 (TARGET_HANDLE_OPTION): New.
12939 * config/alpha/alpha.h (alpha_tune): Declare.
12940 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
12941 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
12942 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
12943 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
12944 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
12945 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
12946 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
12947 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
12948 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
12949 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
12950 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
12951 (TARGET_DEFAULT): Remove MASK_FP.
12952 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
12953 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
12954 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
12955 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
12956 alpha_tls_size_string): Remove.
12957 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
12958 (attribute tune): Rename from attribute cpu.
12959 * config/alpha/ev4.md: Update to match.
12960 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
12961 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
12962 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
12963 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
12964 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
12965 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
12966
12967 2005-03-16 James E. Wilson <wilson@specifixinc.com>
12968
12969 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
12970 and return without creating new state if before_nops_num is nonzero.
12971 * config/ia64/ia64.md (first_insn): New attribute.
12972 (alloc): Set it to yes.
12973
12974 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
12975
12976 * tree-vectorizer.c (new_vec_stmt_info): Initialize
12977 STMT_VINFO_SUBVARS to NULL.
12978 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
12979
12980 2005-03-16 Dale Johannesen <dalej@apple.com>
12981
12982 * rtlanal.c (find_first_parameter_load): Rewrite to
12983 return actual first param load or the call if none,
12984 instead of first in block, when not all loads exist.
12985
12986 2005-03-16 Roger Sayle <roger@eyesopen.com>
12987
12988 * optabs.c (expand_copysign_absneg): Make static.
12989 * optabs.h (expand_copysign_absneg): Delete prototype.
12990 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
12991
12992 2005-03-16 Richard Henderson <rth@redhat.com>
12993
12994 PR middle-end/15700
12995 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
12996 (alias_pairs): Rename from output_defs.
12997 (find_decl_and_mark_needed): Split out from assemble_alias.
12998 (do_assemble_alias): New.
12999 (assemble_output_def): Remove.
13000 (finish_aliases_1, finish_aliases_2): New.
13001 (process_pending_assemble_output_defs): Remove.
13002 (assemble_alias): Defer aliases for which we don't yet have a
13003 non-external decl for the target symbol.
13004 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13005 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13006 * toplev.c (compile_file): Use finish_aliases_2 instead of
13007 process_pending_assemble_output_defs.
13008 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13009 (process_pending_assemble_output_defs): Remove.
13010
13011 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13012
13013 Fix PR tree-optimization/20489
13014
13015 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13016 for empty structures.
13017
13018 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13019
13020 Fix PR tree-optimization/20490
13021
13022 * tree-ssa-pre.c (create_expression_by_pieces): Use
13023 force_gimple_operand on result of fold.
13024
13025 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
13026
13027 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13028 of closing parenthesis.
13029
13030 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
13031
13032 * builtins.c (expand_movstr): Update a call to
13033 fold_builtin_strcpy.
13034 (expand_builtin_strncpy): Update a call to
13035 fold_builtin_strncpy.
13036 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13037 arguments of CALL_EXPR.
13038 (fold_builtin_1): Update calls to fold_builtin_strcpy and
13039 fold_builtin_strncpy.
13040 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13041 * tree.h: Update the prototypes of fold_builtin_strcpy and
13042 fold_builtin_strncpy.
13043
13044 2005-03-16 Steven Bosscher <stevenb@suse.de>
13045 Dorit Naishlos <dorit@il.ibm.com>
13046
13047 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13048 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13049 error.
13050
13051 2005-03-16 Steven Bosscher <stevenb@suse.de>
13052
13053 * tree-inline.c (walk_type_fields, walk_tree,
13054 walk_tree_without_duplicates): Move from here...
13055 * tree.c: ...to here.
13056
13057 2005-03-15 Zack Weinberg <zack@codesourcery.com>
13058
13059 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
13060 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
13061 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13062 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13063 (version): Define using $(BASEVER_c).
13064 (Makefile, config.status, build/gcov-iov.o): No longer depends on
13065 version.c.
13066 (version.o): Depend on version files; add custom generation command.
13067 (prefix.o): Define BASEVER on command line.
13068 (s-iov): Depend on version files; adjust command.
13069 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
13070 Add gcc-vers.texi.
13071 (gcc-vers.texi): New rule.
13072 (doc/%.info, doc/%.dvi): Add -I . to command line.
13073 (doc/gccinstall.dvi): Likewise.
13074 (PACKAGE): Delete. All uses replaced with "gcc".
13075 * aclocal.m4: Do not include gcc-version.m4.
13076 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
13077 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
13078 Set is_release based on contents of DEV-PHASE.
13079 Set gcc_version based on contents of BASE-VER.
13080 Define WIN32_REGISTRY_KEY only if the user overrode the default.
13081 * config.in, configure: Regenerate.
13082 * gccbug.in: Determine version of GCC in use at runtime.
13083 * gcov-iov.c: Get version number and development phase from
13084 command line, not by including version.c.
13085 * intl.c: Replace all uses of PACKAGE with "gcc".
13086 * libada-mk.in: Delete unused "gcc_version" variable.
13087 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
13088 * version.c: (VERSUFFIX): New hook for redistributors; adjust
13089 commentary to match.
13090 (version_string): Put together from pieces.
13091 * config/alpha/x-vms: Do not use $(gcc_version).
13092 * config/i386/t-nwld: Likewise.
13093 * doc/include/gcc-common.texi: Include gcc-vers.texi for
13094 version-GCC and DEVELOPMENT.
13095
13096 2005-03-15 Roger Sayle <roger@eyesopen.com>
13097
13098 PR tree-optimization/17454
13099 * tree.c (tree_size): Add case for TREE_BINFO.
13100 * fold-const.c (fold_checksum_tree): Only clear the overloaded
13101 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
13102
13103 2005-03-15 Roger Sayle <roger@eyesopen.com>
13104
13105 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
13106 op1 whilst expanding the signed widenening multiply variant.
13107
13108 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
13109
13110 * toplev.c (display_target_options): Avoid unused variable warning if
13111 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
13112 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
13113 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
13114 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
13115 (mips_isa_info): New variable.
13116 (mips_parse_cpu): Remove the first argument and leave the caller
13117 to report errors.
13118 (TARGET_HANDLE_OPTION): Override default.
13119 (mips_handle_option): New function. Move option validation code from...
13120 (override_options): ...here. Update calls to mips_parse_cpu.
13121 * config/mips/mips.h (mips_arch_string, mips_tune_string)
13122 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
13123 (SUBTARGET_TARGET_OPTIONS): Delete.
13124 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
13125 (mno-flush-func, mtune=): New options.
13126
13127 2005-03-15 Roger Sayle <roger@eyesopen.com>
13128 Richard Henderson <rth@redhat.com>
13129
13130 * real.c (c4x_single_format, c4x_extended_format): Provide values
13131 for signbit_ro for c4x's single and extended floating point formats.
13132 * optabs.c (expand_copysign): Use the floating point format's
13133 signbit_ro for expanding via expand_copysign_absneg, and it's
13134 signbit_rw field for expanding via expand_copysign_bit.
13135
13136 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
13137
13138 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
13139 known_alignment_for_access_p.
13140 (known_alignment_for_access_p): New.
13141 (do_peeling_for_alignment): Field made int instead of bool and renamed
13142 to peeling_for_alignment.
13143 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
13144 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
13145 functionality used to be in vect_analyze_operations.
13146 (vect_analyze_operations): Code to determine vectorization factor was
13147 moved to vect_determine_vectorization_factor.
13148 (vect_enhance_data_refs_alignment): Update to correct alignment when it
13149 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
13150 factor.
13151 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
13152 be part of vect_analyze_operations).
13153 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
13154 creating the guard condition, as the number of iterations may be
13155 constant.
13156 (slpeel_tree_peel_loop_to_edge): Use new name of
13157 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
13158 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
13159 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
13160 (vect_do_peeling_for_alignment): Use fold.
13161 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
13162
13163 (vect_update_inits_of_dr): Renamed to
13164 vect_update_init_of_dr.
13165 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
13166 (vectorizable_store): Fix assertion to use == instead of =.
13167
13168 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
13169
13170 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
13171 call_used_regs for wCG registers.
13172
13173 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
13174
13175 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13176 for non-offsettable memory references to cope with outstanding reload
13177 replacements, take 2.
13178
13179 2005-03-15 Uros Bizjak <uros@kss-loka.si>
13180
13181 PR target/18668
13182 * config/i386/i386.h (x86_fisttp): New.
13183 (TARGET_FISTTP): New macro.
13184 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13185 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
13186 instruction when fisttp flag is set.
13187 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13188
13189 * config/i386/i386.md (type attribute): Add fisttp.
13190 (unit attribute): Set to i387 for fisttp type.
13191 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13192 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13193 TARGET_FISTTP.
13194 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13195 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13196 macros.
13197 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13198 patterns for TARGET_FISTTP. Enable patterns for
13199 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13200 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13201 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13202 implement fisttp x87 insn.
13203 (fix_trunc*_i387_fisttp splitters): New patterns.
13204 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13205 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
13206 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
13207 clobber.
13208 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13209 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13210 Implement using mode macros. Disable patterns for TARGET_FISTTP.
13211 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13212 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13213 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13214 Disable patterns for TARGET_FISTTP.
13215 (fix_trunc*_i387 splitters): Implement usign mode macros.
13216 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13217 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13218 (fix_trunx*_sse peephole2s): Implement using mode macros.
13219
13220 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
13221
13222 PR rtl-optimization/20291
13223 * combine.c (try_combine): If splitting fails, re-try with
13224 original combined pattern, i.e. before clobber stripping.
13225
13226 2005-03-14 Eric Christopher <echristo@redhat.com>
13227
13228 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13229 STACK_GROWS_DOWNWARD.
13230
13231 2005-03-14 Roger Sayle <roger@eyesopen.com>
13232
13233 * real.h (struct real_format): Split the signbit field into two
13234 two fields, signbit_ro and signbit_rw.
13235 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13236 mips_double_format, ieee_extended_motorola_format,
13237 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13238 ieee_extended_intel_128_format, ibm_extended_format,
13239 mips_extended_format, ieee_quad_format, mips_quad_format,
13240 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13241 i370_double_format, c4x_single_format, c4x_extended_format,
13242 real_internal_format): Update initializers for new field.
13243 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13244 real_format structure.
13245 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13246 field of the real_format structure.
13247
13248 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
13249
13250 Fix PR tree-optimization/20458
13251
13252 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13253 DECL_EXTERNAL on STRUCT_FIELD tags.
13254 (clear_call_clobbered): Ditto.
13255 * tree-ssa-operands.c (note_addressable): Make sure the original
13256 variable doesn't slip into the addressable list if we have
13257 subvars.
13258 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13259 tags too.
13260
13261 2005-03-14 Geoffrey Keating <geoffk@apple.com>
13262
13263 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13264 (-fwide-exec-charset): Likewise.
13265 (-finput-charset): Likewise.
13266 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13267 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13268 * c.opt (Wnormalized): New.
13269
13270 2005-03-14 Devang Patel <dpatel@apple.com>
13271
13272 * doc/invoke.texi: Add reference to Visibility document.
13273
13274 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13275
13276 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13277 MASK_SPLIT_ADDRESSES.
13278 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13279 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13280 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13281 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13282 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13283 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13284 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13285 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13286 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13287 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13288 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13289 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13290 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13291 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13292 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13293 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13294 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13295 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13296 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13297 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13298 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13299 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
13300 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
13301 (TARGET_EXPLICIT_RELOCS): Delete.
13302 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
13303 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
13304 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
13305 (override_options): Set MASK_LONG64 if -mint64 is given and no
13306 -mlongXX option is. Complain about -mint64 -mlong32.
13307 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
13308 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
13309 * config/mips/mips.opt: New file.
13310
13311 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13312
13313 * config.gcc (extra_options): New variable for listing option files.
13314 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
13315 * configure.ac (extra_opt_files): New AC_SUBST variable.
13316 (tm_file_list, tm_include_list): Include options.h first.
13317 * configure: Regenerate.
13318 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
13319 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
13320 (s-options-h): New rule.
13321 (options.h): Depend on it.
13322 (TEXI_GCCINT_FILES): Add options.texi.
13323 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
13324 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
13325 * target.h (gcc_target): Add default_target_flags and handle_option.
13326 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13327 (TARGET_HANDLE_OPTION): New macros.
13328 (TARGET_INITIALIZER): Include them.
13329 * opt-functions.awk (opt_args, nth_arg): New functions.
13330 (switch_flags): Handle the "Target" flag.
13331 (var_args): Delete.
13332 (var_name): Use opt_args and nth_arg.
13333 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
13334 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
13335 macros for the "Mask" and "InverseMask" options.
13336 * opts.h (cl_var_cond): New enum.
13337 (cl_option): Replace the "has_set_value" and "set_value" fields with
13338 "var_cond" and "var_value".
13339 (CL_TARGET): New macro.
13340 (option_enabled, print_filtered_help): Declare.
13341 (decode_options): Move definition.
13342 * opts.c (handle_option): Search for the original option before
13343 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
13344 var_cond and var_value fields. Use targetm.handle_option to handle
13345 target options.
13346 (decode_options): Set target_flags to targetm.default_target_flags.
13347 (print_filtered_help): Make global. Handle CL_TARGET.
13348 (option_enabled): New function.
13349 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
13350 (display_target_options, set_target_switch, print_switch_values)
13351 (default_pch_valid_p): Guard uses of target_switches with
13352 #ifdef TARGET_SWITCHES. Also...
13353 (display_target_options): Display the CL_TARGET entries in cl_options.
13354 (set_target_option): Don't complain about the "" option when
13355 TARGET_SWITCHES is undefined.
13356 (print_switch_values): Use option_enabled.
13357 (default_pch_valid_p): Check cl_options[] when looking for something
13358 that has changed the value of target_flags.
13359 * c.opt: Remove documentation from top of file.
13360 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
13361 * doc/sourecebuild.texi: Refer to the new options documentation
13362 instead of c.opt. Document machine-specific .opt files.
13363 * doc/tm.texi (target_flags): Say that this variable is declared
13364 by options.h.
13365 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
13366 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
13367 an alternative.
13368 * doc/options.texi: New file.
13369
13370 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13371
13372 PR middle-end/18628
13373 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
13374 register.
13375
13376 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13377
13378 PR c++/20280
13379 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
13380 temporary variable of pointer type if an lvalues is required.
13381 (gimplify_modify_expr_rhs): Request an rvalue from it.
13382 (gimplify_expr): Pass fallback on.
13383
13384 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13385
13386 * cfgbuild.c: Update comments.
13387
13388 2005-03-14 Roger Sayle <roger@eyesopen.com>
13389
13390 PR rtl-optimization/17236
13391 * optabs.c (expand_doubleword_mult): New helper function split out
13392 from expand_binop. Permute the order in which instructions are
13393 emitted to minimize the number of simultaneously live registers.
13394 (expand_binop): Call expand_doubleword_mult to synthesize a double
13395 word multiplication.
13396
13397 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13398
13399 * basic-block.h: Update the prototypes of cached_make_edge and
13400 rtl_make_eh_edge.
13401 * cfg.c (cached_make_edge): Take edge_cache representing one
13402 row of the adjacency matrix of edges.
13403 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
13404 (make_edges): Initialize edge_cache to represent one row of
13405 the adjacency matrix of edges.
13406
13407 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13408
13409 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
13410 New functions.
13411 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
13412 Remove unused removed_phis variable.
13413 (conditional_replacement): Use build1/build2.
13414 (abs_replacement): Use last_and_only_stmt and build1/build2.
13415
13416 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13417
13418 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
13419 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
13420 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
13421 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
13422 * c-common.c (handle_novops_attribute): New function.
13423 (c_common_attribute_table): Add "no vops" entry.
13424 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
13425 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
13426 * tree-ssa-operands.c (get_call_expr_operands): Do not
13427 create virtual operands for calls with ECF_NOVOPS flag.
13428 * tree.h (DECL_IS_NOVOPS): New macro.
13429 (struct tree_decl): Add novops_flag.
13430 (ECF_NOVOPS): New constant.
13431
13432 2005-03-14 Uros Bizjak <uros@kss-loka.si>
13433
13434 PR target/17688
13435 * config/i386/i386.c (x86_use_himode_fiop): New.
13436 (x86_use_simode_fiop): Rename from x86_use_fiop.
13437 * config/i386/i386.h (x86_use_himode_fiop): Declare.
13438 (TARGET_USE_HIMODE_FIOP): New.
13439 (x86_use_simode_fiop): Rename from x86_use_fiop.
13440 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
13441
13442 * config/i386/i386.md (X87MODEI12): New mode macro define.
13443 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
13444 to implement x87 FP compare with HImode input operands.
13445 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
13446 Use X87MODEI12 mode macro to handle HImode input operands.
13447 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
13448 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
13449 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
13450 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
13451 macro to implement x87 operators with HImode input operands.
13452 (fop splitters): Use X87MODEI12 mode macro to handle HImode
13453 input operands.
13454
13455 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13456
13457 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
13458 integer_zerop.
13459 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
13460 constants invariant.
13461
13462 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13463
13464 * basic-block.h (BB_VISITED): Removed.
13465 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
13466
13467 2005-03-14 Falk Hueffner <falk@debian.org>
13468
13469 PR bootstrap/20424
13470 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
13471
13472 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13473
13474 * ggc-zone.c: Fix comment typos.
13475
13476 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
13477 stringpool.c, config/mips/mips-protos.h: Update copyright.
13478
13479 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13480
13481 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
13482 throughout with its typedef, "rtx".
13483 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
13484 (rs6000_tls_symbol_ref_1): Remove inline keyword.
13485 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
13486 regs in comment to match code.
13487
13488 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13489
13490 * except.c (check_handled): Make it static.
13491 * except.h: Remove the corresponding prototype.
13492
13493 * function.c (get_func_frame_size): Make it static.
13494 * function.h: Remove the corresponding type.
13495
13496 * regclass.c (reg_class_superclasses, reg_class_subclasses):
13497 Make them static.
13498 * hard-reg-set.h: Remove the corresponding declarations.
13499
13500 * tree-cfg.c (verify_stmts): Check that
13501 bb_for_stmt (stmt) == bb for every PHI node and statement.
13502
13503 2005-03-14 Alan Modra <amodra@bigpond.net.au>
13504
13505 * config.gcc: Remove excess indentation.
13506 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
13507
13508 2005-03-13 Roger Sayle <roger@eyesopen.com>
13509
13510 PR middle-end/19331
13511 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
13512 * fold-const.c (fold_sign_changed_comparison): Likewise.
13513 (fold_binary): Optimize comparisons against widened operands if
13514 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
13515
13516 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
13517
13518 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
13519 (sparc_override_options): Initialize it.
13520 (sparc_struct_value_rtx): Set it on the MEM to be returned.
13521
13522 2005-03-13 David Edelsohn <edelsohn@gnu.org>
13523
13524 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
13525 (reg_or_none500mem_operand): New predicate.
13526 (zero_reg_mem_operand): New predicate.
13527 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
13528 to reg_or_none500mem_operand.
13529 (extendsfdf2_fpr): Add MEM alternative.
13530 (extenddftf2_internal): Change operand2 predicate to
13531 zero_reg_mem_operand.
13532
13533 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13534
13535 * ggc-zone.c: Rewritten.
13536
13537 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
13538 if there are none.
13539 * configure.ac: Define GGC_ZONE for --with-gc=zone.
13540 * config.in: Regenerated.
13541 * configure: Regenerated.
13542 * gengtype.c (write_types_process_field, write_func_for_structure):
13543 Pass new argument to gt_pch_note_object.
13544 * ggc-common.c (struct ptr_data): Add TYPE.
13545 (gt_pch_note_object): Take TYPE argument and save it.
13546 (call_count): Update call to ggc_pch_count_object.
13547 (call_alloc): Update call to ggc_pch_alloc_object.
13548 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
13549 file.
13550 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
13551 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
13552 (ggc_alloc_zone_stat): Delete.
13553 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
13554 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
13555 (ggc_pch_alloc_object): Update prototypes.
13556 (garbage_zone): Delete.
13557 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
13558 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
13559 pointers.
13560 (tree_id_zone): New variable.
13561 (ggc_alloc_cleared_zone): Remove unused.
13562 (ggc_alloc_zone): Define.
13563 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
13564 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
13565 ggc_alloc_zone_stat.
13566 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
13567 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
13568 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
13569 (make_node_stat): Likewise. Use tree_id_zone.
13570
13571 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13572 Joseph S. Myers <joseph@codesourcery.com>
13573
13574 * configure.ac: Check for MIPS TLS.
13575 * configure: Regenerated.
13576 * config/mips/mips-protos.h (enum mips_symbol_type): Add
13577 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
13578 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
13579 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
13580 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
13581 (mips_classify_symbol, mips_symbolic_constant_p)
13582 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
13583 (mips_tls_operand_p, mips_call_tls_get_addr)
13584 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
13585 (mips_tls_symbol_ref_1): New functions.
13586 (mips_legitimize_address, mips_legitimize_const_move): Call
13587 mips_legitimize_tls_address.
13588 (override_options): Handle V1_REG and TLS symbols. Disable TLS
13589 for MIPS16.
13590 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
13591 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
13592 (mips_char_to_class): Document V1_REG.
13593 (HAVE_AS_TLS): Provide default.
13594 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
13595 constants.
13596 (load_got<mode>): Renamed from *load_got<mode>. Allow when
13597 !TARGET_ABICALLS.
13598 (tls_get_tp_<mode>): New instruction.
13599
13600 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13601
13602 * configure.ac: Update checks for target tools.
13603 * configure: Regenerated.
13604
13605 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
13606
13607 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
13608
13609 2005-03-13 Roger Sayle <roger@eyesopen.com>
13610
13611 * expmed.c (expand_mult): Use synthetic multiplication sequences for
13612 more classes of DImode multiplication by constant. Allow both
13613 multiplication by small negative constants (by performing a
13614 multiplication by a positive constant and negating the result) and
13615 multiplications by large powers of two, by using a left shift.
13616
13617 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13618
13619 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
13620 of basic blocks into work_stack.
13621
13622 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
13623 config/mips/vr.h: Update copyright.
13624
13625 * c-decl.c (c_init_decl_processing): Remove useless calls to
13626 build_function_type.
13627
13628 * builtins.c (fold_trunc_transparent_mathfn,
13629 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
13630 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13631 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
13632 fold_builtin_strcpy, fold_builtin_strncpy,
13633 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
13634 TREE_TYPE (exp).
13635
13636 * builtins.c (expand_builtin_mathfn_3): Remove local variable
13637 before_call.
13638
13639 * lambda-code.c (lambda_compute_auxillary_space): Remove local
13640 variable determinant.
13641
13642 * tree-cfg.c (group_case_labels): Remove local variable type.
13643
13644 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
13645 variable ann.
13646
13647 * tree-ssa-phiopt.c (value_replacement): Remove local variable
13648 result.
13649
13650 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
13651
13652 PR target/18251
13653 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
13654 (*movmemqi_insn): Delete.
13655 (*movmemhi): Delete.
13656
13657 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
13658
13659 * builtins.c (fold_builtin_classify): Take decomposed
13660 arguments of CALL_EXPR.
13661 (fold_builtin_1): Update a call to fold_builtin_classify.
13662
13663 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
13664
13665 PR c/20402
13666 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
13667 through into call to parser_xref_tag after parse error.
13668 (c_parser_struct_declaration): Consistently return NULL_TREE on
13669 error.
13670
13671 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
13672
13673 * tree-flow-inline.h (ref_contains_array_ref): New function.
13674 (lookup_subvars_for_var): Ditto.
13675 (get_subvars_for_var): Ditto.
13676 (var_can_have_subvars): Ditto.
13677
13678 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
13679 (struct subvar): New type.
13680
13681 * tree-dfa.c (okay_component_ref_for_subvars): New function.
13682
13683 * tree-optimize.c (init_tree_optimization_passes): Call
13684 pass_create_structure_vars.
13685
13686 * tree-ssa-alias.c: Include vec.h.
13687 (init_alias_info): Don't auto-clear call clobbered on struct-field
13688 tags.
13689 (compute_flow_insensitive_aliasing): Handle subvars.
13690 (group_aliases): Handle STRUCT_FIELD aliases.
13691 (setup_pointers_and_addressables): Ditto.
13692 Don't mark variables non-addressable if they still have
13693 addressable subvars.
13694 Also mark subvars addressable when the real variable is marked
13695 addressable.
13696 (add_pointed_to_var): Try to prune the pointed-to set by only
13697 pointing to subvars when possible.
13698 Otherwise, make sure we set addresses_needed and pt_vars to
13699 properly include subvars.
13700 (bitpos_of_field): New function.
13701 (push_fields_onto_fieldstack): Ditto.
13702 (get_or_create_used_part_for): Ditto.
13703 (create_overlap_variables_for): Ditto.
13704 (find_used_portions): Ditto.
13705 (create_structure_vars): Ditto.
13706 (pass_create_structure_vars): New structure.
13707
13708 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
13709 (get_expr_operands): Handle subvars. Also try to turn
13710 COMPONENT_REF accesses into must-defs now that we can accurately
13711 portray it.
13712 (note_addressable): Try to only mark as addressable those subvars
13713 we know a COMPONENT_REF touches.
13714 (overlap_subvar): New function.
13715
13716 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
13717 Handle subvar storing.
13718 (vect_address_analysis): Update caller of vect_object_analysis.
13719
13720 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
13721
13722 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
13723 (STMT_VINFO_SUBVARS): New macro.
13724
13725 * common.opts: add flag_tree_salias.
13726
13727 * opts.c (decode_options): flag_tree_salias defaults to on.
13728
13729 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
13730
13731 * doc/tree-ssa.texi: Document structural alias analysis.
13732
13733 2005-03-12 Steven Bosscher <stevenb@suse.de>
13734
13735 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
13736 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
13737 * tree-ssa-operands.c (get_expr_operands): Likewise.
13738 (get_expr_operands): Likewise for ERROR_MARK.
13739
13740 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13741
13742 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
13743 var.
13744
13745 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
13746 removed_phis.
13747
13748 * tree-ssa-pre.c (compute_avail): Remove local variable val.
13749 (mark_operand_necessary): Remove local variable ver.
13750
13751 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
13752 variable prefix_len.
13753
13754 * value-prof.c (mod_subtract_transform): Remove local variable
13755 value.
13756
13757 * builtins.c (fold_builtin_exponent): Take decomposed
13758 arguments of CALL_EXPR.
13759 (fold_builtin_1): Update a call to fold_builtin_exponent.
13760
13761 * builtins.c (fold_builtin_logarithm): Take decomposed
13762 arguments of CALL_EXPR.
13763 (fold_builtin_1): Update a call to fold_builtin_logarithm.
13764
13765 * c-decl.c (c_init_decl_processing): Remove local variables
13766 ptr_ftype_void and ptr_ftype_ptr.
13767
13768 * gimplify.c (gimplify_expr): Remove local variables r0 and
13769 r1.
13770
13771 * reg-stack.c (move_for_stack_reg): Remove local variable
13772 push_insn.
13773 (compare_for_stack_reg): Remove local variable flags_user.
13774 (convert_regs_1): Remove local variable deleted.
13775
13776 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
13777 variable new_cond.
13778 (combine_blocks): Remove local variables exits and new_e.
13779
13780 * tree-inline.c (expand_call_inline): Remove local variable
13781 decl.
13782
13783 * tree-ssa-live.c (create_ssa_var_map,
13784 calculate_live_on_entry): Remove local variable snn.
13785
13786 2005-03-12 Geoffrey Keating <geoffk@apple.com>
13787
13788 * c-lex.c (c_lex_with_flags): Add parameter to call to
13789 cpp_spell_token.
13790
13791 2005-03-11 Per Bothner <per@bothner.com>
13792
13793 * c-tree.h (struct c_declarator): New id_loc field.
13794 * c-pragma.h (c_lex_with_flags): Take position reference.
13795 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
13796 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
13797 (c_lex): Pass dummy location to c_lex_with_flags.
13798 * c-parser.c (c_lex_one_token): Set c_token's location using
13799 c_lex_with_flags, instead of input_location, which might be "ahead".
13800 (c_parser_direct_declarator): Set declarator's id_loc from
13801 c_token's id_loc.
13802 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
13803 declarator's id_loc, rather than probably-imprecise input_location.
13804 (build_id_declarator): Initialize c_declarator's id_loc field.
13805
13806 2005-03-11 Roger Sayle <roger@eyesopen.com>
13807
13808 PR middle-end/20419
13809 * builtins.c (expand_builtin_signbit): Force the signbit's word
13810 into an integer register to avoid SUBREGs of floating point modes.
13811
13812 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
13813
13814 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
13815 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
13816 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
13817 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
13818
13819 2005-03-11 David Edelsohn <edelsohn@gnu.org>
13820
13821 PR rtl-optimization/20306
13822 * expr.c (emit_move_complex): Set try_int false if mode is
13823 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
13824 emit_block_move if try_int is true.
13825
13826 2005-03-11 Richard Henderson <rth@redhat.com>
13827
13828 PR target/20415
13829 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
13830 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
13831 to match.
13832
13833 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13834
13835 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
13836 (TARGET_FIX_VR4130): New macro.
13837 (TARGET_OPTIONS): Add -mfix-vr4130.
13838 (ISA_HAS_MACCHI): New macro.
13839 (ASM_SPEC): Add -mfix-vr4130.
13840 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
13841 (override_options): Handle mips_fix_vr4130_string.
13842 (mips_avoid_hazards): Clear all_noreorder_p
13843 if we're working around VR4130 errata and the macc alternatives
13844 are not available.
13845 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
13846 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
13847 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
13848 (MULTILIB_DEFAULTS): Remove leading "march=".
13849 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
13850 if no architecture option is given.
13851 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
13852 VR4130 multilibs.
13853 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
13854 * doc/invoke.texi: Document -mfix-vr4130.
13855
13856 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
13857
13858 * config/mips/mips.c (override_options): Only warn about -mint64
13859 deprecation if TARGET_INT64.
13860
13861 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13862
13863 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
13864 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
13865 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
13866 are non-specific regarding the nonnull parameter positions.
13867 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
13868 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
13869 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
13870 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
13871
13872 * builtins.def: Use the non-specific "nonnull" attibute lists.
13873
13874 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13875
13876 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13877 single_pred_edge, single_succ, single_pred): Improve comments.
13878
13879 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
13880
13881 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
13882 single_pred_edge, single_succ, single_pred): New inline functions.
13883 * bb-reorder.c (rotate_loop, find_traces_1_round,
13884 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
13885 duplicate_computed_gotos): Use the single_succ/pred functions.
13886 * cfganal.c (forwarder_block_p): Ditto.
13887 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
13888 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13889 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
13890 merge_seq_blocks): Ditto.
13891 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
13892 * cfglayout.c (fixup_reorder_chain): Ditto.
13893 * cfgloop.c (mark_single_exit_loops, update_latch_info,
13894 canonicalize_loop_headers, verify_loop_structure): Ditto.
13895 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
13896 mfb_update_loops, create_preheader, force_single_succ_latches,
13897 create_loop_notes): Ditto.
13898 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13899 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
13900 commit_one_edge_insertion, purge_dead_edges,
13901 cfg_layout_can_merge_blocks_p): Ditto.
13902 * except.c (sjlj_emit_function_enter): Ditto.
13903 * flow.c (init_propagate_block_info): Ditto.
13904 * function.c (thread_prologue_and_epilogue_insns): Ditto.
13905 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
13906 insert_insn_end_bb): Ditto.
13907 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
13908 find_if_case_2): Ditto.
13909 * lambda-code.c (perfect_nestify): Ditto.
13910 * lcm.c (optimize_mode_switching): Ditto.
13911 * loop-doloop.c (doloop_modify): Ditto.
13912 * loop-init.c (loop_optimizer_init): Ditto.
13913 * loop-iv.c (simplify_using_initial_values): Ditto.
13914 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13915 * loop-unswitch.c (unswitch_loop): Ditto.
13916 * modulo-sched.c (generate_prolog_epilog): Ditto.
13917 * predict.c (combine_predictions_for_insn, estimate_probability,
13918 tree_estimate_probability, last_basic_block_p,
13919 estimate_bb_frequencies): Ditto.
13920 * profile.c (branch_prob): Ditto.
13921 * regrename.c (copyprop_hardreg_forward): Ditto.
13922 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
13923 * tracer.c (layout_superblocks): Ditto.
13924 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
13925 cfg_remove_useless_stmts_bb, cleanup_control_flow,
13926 cleanup_control_expr_graph, disband_implicit_edges,
13927 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
13928 tree_verify_flow_info, tree_make_forwarder_block,
13929 tree_forwarder_block_p, remove_forwarder_block,
13930 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
13931 * tree-if-conv.c (tree_if_conversion): Ditto.
13932 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
13933 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
13934 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
13935 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
13936 copy_loop_headers): Ditto.
13937 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
13938 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
13939 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
13940 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
13941 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
13942 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
13943 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
13944 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
13945 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
13946 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
13947 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
13948 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
13949 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13950 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
13951 slpeel_add_loop_guard): Ditto.
13952
13953 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
13954
13955 PR tree-optimization/15784
13956 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
13957 and -1 - A to ~A.
13958
13959 * stmt.c (expand_case): Don't change index_type. Convert minval
13960 to the proper type.
13961
13962 PR tree-optimization/20130
13963 * fold-const.c (fold): Fold x * -1 into -x.
13964
13965 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
13966
13967 PR rtl-optimization/20331
13968 * rtlanal.c (modified_between_p): Check its address first for MEM.
13969 (modified_in_p): Likewise.
13970
13971 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
13972
13973 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
13974
13975 2005-03-10 Steven Bosscher <stevenb@suse.de>
13976
13977 * expr.c (expand_expr_real_1): If possible, use a conditional
13978 move for expanding MIN_EXPR and MAX_EXPR.
13979 Use temp for moving around rtx-en.
13980
13981 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
13982
13983 PR rtl-opt/20412
13984 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
13985 correct mode.
13986
13987 2005-03-10 Roger Sayle <roger@eyesopen.com>
13988
13989 * builtins.c (expand_builtin_signbit): Extend to handle floating
13990 point modes wider than the largest integer type, using the
13991 operand_subword_force function to obtain the signbit's word.
13992
13993 2005-03-10 Jakub Jelinek <jakub@redhat.com>
13994
13995 PR target/20322
13996 * combine.c (try_combine): If recog_for_combine added CLOBBERs
13997 to NEWI2PAT, fail to combine if they are used by NEWPAT.
13998
13999 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
14000
14001 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14002
14003 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
14004
14005 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14006 type void.
14007 (perform_edge_inserts): Unconditionally call
14008 free_dominator_info.
14009
14010 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14011
14012 2005-03-10 Bob Wilson <bob.wilson@acm.org>
14013
14014 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14015
14016 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
14017
14018 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14019
14020 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14021 gcc_unreachable.
14022 (rtl_register_value_prof_hooks,
14023 tree_value_profile_transformations,
14024 tree_register_value_prof_hooks): Likewise.
14025 * var-tracking.c (stack_adjust_offset_pre_post,
14026 variable_htab_free, variable_union, dataflow_set_different_2,
14027 count_uses, variable_was_changed, set_frame_base_location,
14028 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14029 vt_add_function_parameters): Likewise.
14030 * varasm.c (named_section_real, named_section, make_decl_rtl,
14031 asm_emit_uninitialised, assemble_integer, decode_addr_const,
14032 const_hash_1, compare_constant, copy_constant, force_const_mem,
14033 output_constant_pool_2, output_constant_pool_1, output_constant,
14034 output_constructor, make_decl_one_only, decl_tls_model,
14035 default_no_named_section, default_elf_select_section_1,
14036 default_unique_section_1): Likewise.
14037 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14038 * vmsdbgout.c (addr_const_to_string): Likewise.
14039
14040 PR c++/20375
14041 * function.c (struct assign_parm_data_one): Remove last_named
14042 field.
14043 (assign_parm_find_data_types): Don't determine last_named.
14044 Reorder named_parm determination.
14045 (assign_parms): Only setup varargs on the last non-varadic
14046 parameter.
14047
14048 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
14049
14050 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
14051 sda base address on medium model.
14052
14053 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
14054
14055 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
14056 * cfgloop.c (flow_loop_nodes_find): Export.
14057 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
14058 Declare.
14059 * cfgloopmanip.c (fix_loop_structure): New function.
14060 * predict.c (predict_loops): Clean up the loops information.
14061 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
14062 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
14063 loop structure.
14064 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
14065 (rewrite_into_loop_closed_ssa): Declaration changed.
14066 * tree-loop-linear.c (linear_transform_loops): Add argument to
14067 rewrite_into_loop_closed_ssa call.
14068 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14069 * tree-ssa-loop-im.c (move_computations): Ditto.
14070 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
14071 * tree-vectorizer.c (vectorize_loops): Ditto.
14072 * tree-optimize.c: Include cfgloop.h.
14073 (execute_todo): Choose whether to call cleanup_tree_cfg or
14074 cleanup_tree_cfg_loop.
14075 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
14076 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
14077 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
14078 cleanup_tree_cfg_loop call.
14079 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
14080 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
14081 work on part of cfg.
14082
14083 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14084
14085 PR inline-asm/20314
14086 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
14087 with multiple alternatives.
14088
14089 * stmt.c (parse_output_constraint): Fix a typo.
14090
14091 2005-03-09 Bob Wilson <bob.wilson@acm.org>
14092
14093 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
14094 assembly directive instead of deprecated "no-generics".
14095
14096 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
14097
14098 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14099 for non-offsettable memory references to cope with outstanding reload
14100 replacements.
14101 * config/s390/s390.md ("reload_outti"): Call find_replacement to
14102 avoid losing outstanding address reloads.
14103 ("reload_outdi", "reload_outdf"): Likewise.
14104
14105 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14106
14107 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
14108 code. Add more cbrt transformations.
14109
14110 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14111
14112 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
14113
14114 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14115
14116 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
14117 NULL_TREE when a given tree is not simplified.
14118 (fold): Return the original tree when any of the functions
14119 mentioned above NULL_TREE.
14120
14121 * fold-const.c (fold_unary, fold_binary): Take decomposed
14122 arguments, code, type, op0, and op1 in case of fold_binary.
14123 (fold): Update calls to fold_unary and fold_binary.
14124
14125 2005-03-09 Roger Sayle <roger@eyesopen.com>
14126
14127 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
14128 a fndecl and an arglist instead of a CALL_EXPR, exp.
14129
14130 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14131
14132 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
14133
14134 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
14135
14136 * expr.c (expand_assignment): Remove orig_to_rtx.
14137
14138 * fold-const.c (int_const_binop): Remove no_overflow.
14139
14140 * ifcvt.c (noce_emit_move_insn): Remove inmode.
14141
14142 * loop-iv.c (get_biv_step_1): Remove lhs.
14143
14144 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
14145
14146 * real.c (real_nan): Remove neg.
14147
14148 * function.c (thread_prologue_and_epilogue_insns): Remove i
14149 and newinsn.
14150
14151 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
14152 tb.
14153
14154 * tree-eh.c (tree_could_trap_p): Remove idx.
14155
14156 * tree-into-ssa.c (ann): Remove ann.
14157
14158 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
14159
14160 * tree-sra.c (decide_block_copy): Remove inst_count.
14161
14162 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
14163
14164 * tree-ssa-loop-im.c (lhs): Remove.
14165
14166 * cfgbuild.c (state, STATE, SET_STATE,
14167 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
14168 make_edges.
14169 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14170 (find_basic_blocks): Set the state of each basic block to
14171 BLOCK_NEW.
14172
14173 2005-03-08 Jeff Law <law@redhat.com>
14174
14175 * tree-cfg.c (cleanup_control_flow): If removal of a computed
14176 goto results in the removal of edges in the CFG, then we need
14177 to recompute dominators.
14178
14179 2005-03-09 Ben Elliston <bje@au.ibm.com>
14180
14181 * c-common.c (c_do_switch_warnings): Comment fix.
14182
14183 2005-03-08 Julian Brown <julian@codesourcery.com>
14184
14185 * Patch from 2005-03-08 reverted for causing regressions and
14186 ppc-darwin bootstrap failure.
14187
14188 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
14189
14190 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14191 Define the real function for ppc-darwin.
14192 * c-typeck.c (convert_arguments): Check for target-specific
14193 invalid argument call to unprototyped function.
14194 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14195 New Macro.
14196 * target.h (invalid_arg_for_unprototyped_fn): New field
14197 in struct calls.
14198 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14199 default target hook.
14200 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14201 Declare.
14202
14203 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14204
14205 * c-typeck.c (constructor_stack, constructor_range_stack,
14206 initializer_stack): Make them static.
14207
14208 * cfg.c (rbi_pool): Make it static.
14209
14210 * gimple-low.c (lower_stmt_body): Make it static.
14211 * tree-flow.h: Remove the corresponding prototype. Don't
14212 declare lower_data.
14213
14214 * sched-deps.c (cache_size): Make it static.
14215
14216 * stor-layout.c (lang_adjust_rli): Make it static.
14217
14218 2005-03-08 Julian Brown <julian@codesourcery.com>
14219
14220 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14221 from being used for symbols with vague linkage when
14222 HAVE_GAS_COMDAT_GROUP is true.
14223
14224 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
14225
14226 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14227 nlabel == JUMP_LABEL (jump).
14228
14229 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14230
14231 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14232 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14233 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14234 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14235
14236 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
14237
14238 PR c/14411
14239 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14240 * c-common.c (handle_returns_twice): New function.
14241 (c_common_attribute_table): Declare eturns_twice' attribute.
14242 * doc/extend.texi: Document eturns_twice' attribute.
14243 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14244 (struct tree_decl): Add returns_twice_flag.
14245
14246 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14247
14248 * tree-ssa-phiopt.c: Fix a comment typo.
14249
14250 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14251 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14252 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14253 copyright.
14254
14255 2005-03-08 Richard Henderson <rth@redhat.com>
14256
14257 * config/alpha/alpha.c (code_for_builtin): Replace special-case
14258 builtin codes with ctzdi2, clzdi2, popcountdi2.
14259 (struct alpha_builtin_def): Add is_const.
14260 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14261 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14262 (alpha_init_builtins): Init them. Set nothrow and const attributes
14263 on builtins.
14264 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14265 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14266 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14267 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14268 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14269 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14270 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14271 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14272 (TARGET_FOLD_BUILTIN): New.
14273 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14274 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14275 (ffsdi2): Use ctz.
14276 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14277
14278 2005-03-08 Ira Rosen <irar@il.ibm.com>
14279
14280 PR tree-optimization/20122
14281 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14282 condition of access function instead of base.
14283
14284 2005-03-07 Jeff Law <law@redhat.com>
14285 Steven Bosscher <stevenb@suse.de>
14286
14287 * tree-cfg.c (find_taken_edge_computed_goto): New function.
14288 (find_taken_edge): Call find_taken_edge_computed_goto as
14289 appropriate. Allow any gimple invariant rather than just
14290 INTEGER_CST for VAL.
14291 (cleanup_control_flow): Cleanup a computed goto which has turned
14292 into a simple goto.
14293 (tree_merge_blocks): If block B has any forced labels, move
14294 them to the start of block A.
14295 * tree-ssa-dom.c (thread_across_edge): Allow threading across
14296 computed gotos as well.
14297 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14298 removal of unnecessary computed gotos too.
14299 (lookup_redirection_data): Fix type of INSERT argument. Callers
14300 updated.
14301
14302 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14303
14304 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
14305 Remove trailing spaces.
14306
14307 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
14308 unshare_all_trees): Make them static.
14309 * tree-gimple.h: Remove the corresponding prototypes.
14310
14311 * diagnostic.h: Remove unused prototype
14312 debug_output_buffer.
14313 * modulo-sched.c: Remove unused prototype
14314 set_row_column_for_ps.
14315
14316 * tree-ssa-phiopt.c (tree_ssa_phiopt,
14317 replace_phi_edge_with_variable): Remove unused variable i.
14318
14319 2005-03-07 Per Bothner <per@bothner.com>
14320
14321 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
14322
14323 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
14324
14325 PR tree-opt/17671
14326 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14327 bbs on the COND_EXPR instead of the PHI_NODEs.
14328 (candidate_bb_for_phi_optimization): Remove.
14329 (replace_phi_with_stmt): Rename to ...
14330 (replace_phi_edge_with_variable): this and change so that we
14331 replace the phi argument instead of removing the PHI.
14332 (conditional_replacement): Change so we deal with PHI with more
14333 than two arguments.
14334 (value_replacement): Likewise.
14335 (abs_replacement): Likewise.
14336
14337 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
14338
14339 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
14340 output_e500_flip_gt_bit.
14341
14342 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
14343 as bit 31.
14344 (rs6000_generate_compare): Fix logic to look at the correct bits.
14345 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
14346 Look at GT bit.
14347 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
14348 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
14349 gen_move_from_CR_gt_bit.
14350
14351 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
14352 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
14353 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
14354
14355 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
14356 (E500_CR_IOR_COMPARE): New constant.
14357
14358 2005-03-08 Earl Chew <earl_chew@agilent.com>
14359 David Billinghurst <David.Billinghurst@riotinto.com>
14360
14361 * config/i386/host-cygwin.c: New file to support precompiled
14362 headers on cygwin
14363 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
14364 * config.host: Use above files for cygwin host.
14365
14366 2005-03-07 David Edelsohn <edelsohn@gnu.org>
14367
14368 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
14369 ordering ops from earlier change.
14370
14371 2005-03-07 Per Bothner <per@bothner.com>
14372
14373 Various fixes to allow us to again build if --enable-mapped-location:
14374 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
14375 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
14376 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
14377 local variable loc. Change logic appropriately.
14378 * tree-vect-transform.c (vect_finish_stmt_generation): Use
14379 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
14380 * c-parser.c (c_parser_for_statement): Initialize loc variable.
14381 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
14382 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
14383
14384 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
14385
14386 PR rtl-optimization/19683
14387 * reload1.c (choose_reload_regs): Pass the number of bits, not the
14388 number of bytes, to smallest_int_for_mode. Fix arguments to
14389 REG_CANNOT_CHANGE_MODE_P.
14390
14391 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14392
14393 * reorg.c (relax_delay_slots): Check that the jump is
14394 conditional before trying to invert it.
14395
14396 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14397
14398 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
14399 Make them static.
14400
14401 * calls (stack_arg_under_construction): Make it static.
14402
14403 * flow.c (regs_live_at_setjmp): Make it static.
14404 * flow.h: Remove the corresponding prototype.
14405
14406 * reload1.c (reload_startobj, reload_firstobj,
14407 something_needs_operands_changed, reload_inherited,
14408 reload_inheritance_insn, reload_override_in,
14409 reload_spill_index): Make them static.
14410
14411 * recog.c (verify_changes): Make it static.
14412 * recog.h: Remove the corresponding prototype.
14413
14414 * cfgbuild.c (find_sub_basic_blocks): Remove.
14415 * basic-block.h: Remove the corresponding prototype.
14416 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
14417 in comments.
14418 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
14419
14420 * tree-ssa-operands.c (check_build_stmt): Remove.
14421
14422 * stor-layout.c (set_alignment): Remove.
14423 * tree.h: Remove the corresponding prototype.
14424
14425 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
14426
14427 * tree-ssa-dce.c (control_dependence_map,
14428 visited_control_parents): Make them static.
14429
14430 * cfghooks.c (verify_flow_info): Remove local variable
14431 num_bb_notes.
14432
14433 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
14434 last_bb_seen.
14435
14436 * loop-unswitch.c (unswitch_loop): Remove local variable src.
14437
14438 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
14439
14440 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
14441
14442 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
14443
14444 * config/ia64/hpux.h (LINK_SPEC): Add -z.
14445 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
14446 PARALLEL for an empty structure.
14447
14448 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14449
14450 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
14451
14452 * fold-const.c (fold_binary): Unroll the very first "for"
14453 loop.
14454
14455 2005-03-06 David Edelsohn <edelsohn@gnu.org>
14456
14457 * config/rs6000/predicates.md (branch_comparison_operator): Remove
14458 redundant match_code test.
14459 (scc_comparison_operator): Swap match_operand and match_code
14460 tests.
14461 (branch_positive_comparison_operator): Same.
14462 (trap_comparison_operator): Use comparison_operator and swap with
14463 match_code test.
14464
14465 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
14466
14467 PR target/20288
14468 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
14469 (out_movhi_r_mr): Read low byte of volatile MEM first.
14470 (out_movhi_mr_r): Write high byte of volatile MEM first.
14471
14472 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14473
14474 * cselib.c (reg_values, reg_values_size): Make them static.
14475
14476 * cse.c (cse_reg_info_table): Make it static.
14477
14478 * fold-const.c (fold_unary): Use build1 instead of copy_node.
14479
14480 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
14481
14482 * cse.c (find_best_addr): Use canon_for_address.
14483
14484 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14485
14486 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
14487 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
14488 SUBREG and MEM, respectively.
14489
14490 * fold-const.c (fold_binary): Use code instead of t.
14491
14492 * fold-const.c (optimize_minmax_comparison): Take decomposed
14493 arguments code, type, op0, and op1 instead of t.
14494 (fold_binary): Update a call to optimize_minmax_comparison.
14495
14496 * fold-const.c (fold_range_test): Take decomposed arguments
14497 code, type, op0, and op1 instead of t.
14498 (fold_binary): Update a call to fold_range_test.
14499
14500 * fold-const.c (fold_binary_op_with_conditional_arg): Take
14501 decomposed arguments code, type, op0, and op1 instead of t.
14502 (fold_binary): Update a call to fold_range_test.
14503
14504 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
14505
14506 * fold-const.c (fold_binary): Avoid directly using the original
14507 expression t as much as possible.
14508
14509 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14510
14511 * c-semantics.c (build_stmt): Use TYPE_P instead of
14512 IS_NON_TYPE_CODE_CLASS.
14513 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
14514 (NON_TYPE_CHECK): Use TYPE_P instead of
14515 IS_NON_TYPE_CODE_CLASS.
14516
14517 * fold-const.c (fold): Remove handling of binary expressions.
14518
14519 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
14520
14521 * doc/c-tree.texi: Wrap comments in @r{}.
14522 * doc/cpp.texi: Likewise.
14523 * doc/cppinternals.texi: Likewise.
14524 * doc/extend.texi: Likewise.
14525 * doc/md.texi: Likewise.
14526 * doc/objc.texi: Likewise.
14527 * doc/sourcebuild.texi: Likewise.
14528 * doc/tm.texi: Likewise.
14529 * doc/tree-ssa.texi
14530
14531 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14532
14533 * predict.c (apply_return_prediction): Standardize PHI chain
14534 walking.
14535 * tree-ssa.c (ssa_redirect_edge): Likewise.
14536
14537 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
14538 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
14539 Update copyright.
14540
14541 * tree-phinodes.c (remove_phi_node): Drop the last argument.
14542 * tree-flow.h: Adjust the prototype for remove_phi_node.
14543 * lambda-code.c (perfect_nestify): Adjust a call to
14544 remove_phi_node.
14545 * tree-cfg.c
14546 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
14547 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
14548 Likewise.
14549 * tree-ssa-dce.c (remove_dead_phis): Likewise.
14550 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
14551 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
14552 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
14553
14554 * combine.c (simplify_and_const_int): Use gen_int_mode instead
14555 of GEN_INT (trunc_int_for_mode (...)).
14556 * loop-iv.c (iv_number_of_iterations): Likewise.
14557 * postreload.c (reload_cse_move2add): Likewise.
14558 * simplify-rtx.c (simplify_const_unary_operation,
14559 simplify_const_binary_operation): Likewise.
14560 * stor-layout.c (get_mode_bounds): Likewise.
14561
14562 * fold-const.c (fold_binary): New.
14563 (fold): Call fold_binary on binary expressions.
14564
14565 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
14566
14567 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
14568 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
14569 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
14570 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
14571 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
14572
14573 2005-03-04 Devang Patel <dpatel@apple.com>
14574
14575 PR tree-optimization/18815
14576 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14577 loops with zero exit edges.
14578
14579 2005-03-04 Devang Patel <dpatel@apple.com>
14580
14581 * doc/invoke.texi: Remove reference to webpage that does not exist.
14582
14583 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
14584 Joseph S. Myers <joseph@codesourcery.com>
14585
14586 PR c++/19797
14587 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
14588 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
14589 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
14590 * pa.c (get_plabel): Change argument to symbol_ref. Call
14591 maybe_get_identifier instead of get_identifier.
14592 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
14593 (struct deferred_plabel): Replace name field with symbol field.
14594 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
14595 ASM_OUTPUT_EXTERNAL_REAL is defined.
14596 (output_global_address): Use output_addr_const for output of all
14597 symbol_refs.
14598 (output_deferred_plabels): Use symbol_ref instead of name for address
14599 output.
14600 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
14601 ASM_OUTPUT_SYMBOL_REF): New macros.
14602 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
14603 comment.
14604 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
14605 label.
14606
14607 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
14608
14609 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
14610 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
14611
14612 2005-03-04 Jeff Law <law@redhat.com>
14613
14614 * basic-block.h (rediscover_loops_after_threading): Declare.
14615 * tree-ssa-dom.c: Include cfgloop.h.
14616 (tree_ssa_dominator_optimize): Discover loops and some basic
14617 properties. Remove forwarder blocks recreated by loop header
14618 canonicalization. Also mark backedges in the CFG.
14619 * tree-ssa-threadupdate.c: Include cfgloop.h
14620 (rediscover_loops_after_threading): Define.
14621 (struct local_info): New field, JUMP_THREADED.
14622 (prune_undesirable_thread_requests): New function.
14623 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
14624 then record that fact for the callers of redirct_edges.
14625 (thread_block): If BB has incoming backedges, then call
14626 prune_undesirable_thraed_requests. Note when we are
14627 going to have to rediscover loop information. Return a
14628 boolean indicating if any jumps were threaded.
14629 (thread_through_all_blocks): Bubble up boolean indicating
14630 if any jumps were threaded.
14631 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
14632 (tree-ssa-threadupdate.o): Similarly.
14633
14634 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14635
14636 * fold-const.c (fold_ternary): Unroll the "for" loop to
14637 extract operands.
14638
14639 2005-03-04 Andrew Haley <aph@redhat.com>
14640
14641 * unwind-dw2-fde-glibc.c (struct
14642 unw_eh_callback_data.check_cache): New field.
14643 (frame_hdr_cache): New.
14644 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
14645 Cache frame header info.
14646
14647 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
14648
14649 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
14650 (print_c_condition): Declare.
14651 * read-rtl.c (ptr_loc): New structure.
14652 (ptr_locs, ptr_loc_obstack, joined_conditions)
14653 (joined_conditions_obstack): New variables.
14654 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
14655 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
14656 (join_c_conditions, print_c_condition): New functions.
14657 (apply_macro_to_string): Associate the new string with the same
14658 source location as the old one.
14659 (add_condition_to_string): Use join_c_conditions.
14660 (read_string): Use set_rtx_ptr_loc to record a filename and line
14661 number for the string.
14662 (read_rtx): Initialize the new variables above.
14663 * genattrtab.c (write_test_expr, write_attr_value): Use
14664 print_c_condition.
14665 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
14666 comment above the GCC_VERSION check.
14667 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
14668 Inline the definition of MAYBE_EVAL.
14669 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
14670 * genoutput.c (process_template): Likewise.
14671 * genpreds.c (write_predicate_subfunction): Likewise.
14672 (write_predicate_expr): Use print_c_condition.
14673 * genrecog.c (write_cond): Likewise.
14674 * gensupport.c (process_rtx): Use join_c_conditions to join the
14675 conditions of a define_insn_and_split. Record a source location
14676 for the string after the "&&".
14677 (alter_test_for_insn): Use join_c_conditions.
14678
14679 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
14680
14681 Revert for now:
14682 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14683 PR tree-optimization/15784
14684 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14685 and -1 - A to ~A.
14686
14687 2005-03-04 Ben Elliston <bje@au.ibm.com>
14688
14689 * gcc.c (option_map): Add --coverage.
14690 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
14691 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
14692 * config/darwin.h: Pass -lgcov for `coverage'.
14693 * doc/invoke.texi (Debugging Options): Document --coverage.
14694
14695 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14696
14697 * gcse.c (bypass_block): Use find_edge wherever possible.
14698
14699 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
14700
14701 Fix PR debug/20253
14702
14703 * c-opts.c (c_common_parse_file): Call start_source_file
14704 and end_source_file at the approriate times.
14705
14706 * dwarf2out.c (dwarf2out_finish): Don't auto-end
14707 the main file, it will be done for us now.
14708
14709 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
14710
14711 * fold-const.c (fold_ternary): New.
14712 (fold): Call fold_ternary on ternary expressions. Remove
14713 handling of ternary expressions.
14714
14715 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
14716
14717 PR tree-optimization/15784
14718 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14719 and -1 - A to ~A.
14720
14721 2005-03-03 David Edelsohn <edelsohn@gnu.org>
14722
14723 * config/rs6000/predicates.md (branch_comparison_operator):
14724 Convert from C block to conditional format.
14725
14726 2005-03-03 Jan Hubicka <jh@suse.cz>
14727
14728 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
14729 and non-constant public variables.
14730
14731 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
14732
14733 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
14734 with LABEL_EXPR.
14735
14736 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
14737 EDGE_I.
14738
14739 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
14740 calls to release_ssa_name and release_phi_node.
14741
14742 * fold-const.c (fold): Remove handling of unary expressions.
14743
14744 * fold-const.c (fold_unary): Avoid directly using the original
14745 expression t as much as possible.
14746
14747 2005-03-03 Roger Sayle <roger@eyesopen.com>
14748 Andrew Pinski <pinskia@physics.uc.edu>
14749
14750 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
14751 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
14752
14753 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
14754
14755 Describe special registers SRP and MOF as allocatable registers.
14756 * config/cris/cris.c (cris_md_asm_clobbers): New function.
14757 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
14758 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
14759 TARGET_HAS_MUL_INSNS.
14760 (cris_print_operand) <case 'd'>: New case.
14761 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
14762 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
14763 define.
14764 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
14765 (REG_ALLOC_ORDER): Update for MOF.
14766 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
14767 SPECIAL_REGS.
14768 (GENERAL_REGS): No longer a define of ALL_REGS.
14769 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
14770 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
14771 Adjust accordingly.
14772 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
14773 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
14774 (SECONDARY_RELOAD_CLASS): Define.
14775 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
14776 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
14777 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
14778 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
14779 (REGISTER_MOVE_COST): Define.
14780 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
14781 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
14782 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
14783 (CRIS_MOF_REGNUM): New define_constants.
14784 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
14785 special registers.
14786 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
14787 New patterns.
14788 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
14789 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
14790 Adjust for MOF being properly described as a register.
14791 (indir_to_reg_split): Name this split. Conditionalize on the
14792 destination register being a general register.
14793 (movei): Conditionalize on on operands 0 and 1 having the same
14794 register class.
14795
14796 2005-03-03 Alan Modra <amodra@bigpond.net.au>
14797
14798 PR target/20277
14799 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
14800 -mcpu to override any other explicitly given flags.
14801
14802 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
14803
14804 * recog.c (verify_changes, confirm_change_group): New functions,
14805 broken out of apply_change_group.
14806 (apply_change_group): Use them.
14807 * recog.h (verify_change, confirm_change_group): Declare.
14808 * rtl.h (redirect_jump_2): Declare.
14809 * jump.c (redirect_exp, invert_exp): Delete.
14810 (invert_exp_1): Take second parameter. Return value. Changed caller.
14811 (redirect_jump_2): New function, broken out of redirect_jump.
14812 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
14813 (invert_jump): Use invert_jump_1 and redirect_jump_2.
14814 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
14815
14816 2005-03-02 Geoffrey Keating <geoffk@apple.com>
14817
14818 * varasm.c (named_section): Use xstrdup rather than doing it by
14819 hand.
14820
14821 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
14822
14823 2005-03-02 Devang Patel <dpatel@apple.com>
14824
14825 Undo PR tree-optimization/18815 fix.
14826
14827 2005-03-02 Devang Patel <dpatel@apple.com>
14828
14829 PR tree-optimization/18815
14830 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
14831 loops with zero exit edges.
14832
14833 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14834
14835 * cfg.c (connect_src, connect_dest, disconnect_src,
14836 disconnct_dest): New.
14837 (unchecked_make_edge, remove_edge, redirect_edge_succ,
14838 redirect_edge_pred): Use the new functions.
14839
14840 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
14841 free_dominance_info only when needed.
14842
14843 2005-03-02 David Edelsohn <edelsohn@gnu.org>
14844
14845 PR target/20276
14846 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
14847 (reg_or_sub_cint64_operand): Same.
14848
14849 2005-03-02 Jeff Law <law@redhat.com>
14850
14851 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
14852 CFG_ALTERED in the main DOM iteration loop.
14853
14854 2005-03-02 Mark Mitchell <mark@codesourcery.com>
14855
14856 PR c++/19916
14857 * varasm.c (initializer_constant_valid_p): Allow conversions
14858 between OFFSET_TYPEs. Tidy.
14859
14860 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
14861
14862 * config/cris/cris.md ("return"): Remove epilogue delay list
14863 sanity check.
14864
14865 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
14866
14867 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
14868 for Thumb.
14869 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
14870
14871 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
14872
14873 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
14874 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
14875 config/m68k/m68k.c, config/mips/mips.h,
14876 config/rs6000/rs6000-protos.h, doc/contrib.texi,
14877 doc/include/gcc-common.texi: Update copyright.
14878
14879 PR middle-end/18029 and PR middle-end/18030
14880 * expr.c (optimize_bitfield_assignment_op): Add a special case
14881 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
14882
14883 * fold-const.c (fold_unary): New.
14884 (fold): Call fold_unary on unary expressions.
14885
14886 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
14887
14888 * cgraph.h (struct cgraph_edge): Add prev_caller and
14889 prev_callee fields.
14890 (cgraph_node_remove_callees): Export.
14891 * cgraph.c (cgraph_create_edge): Initialize prev_caller
14892 and prev_callee.
14893 (cgraph_edge_remove_callee): New function.
14894 (cgraph_edge_remove_caller): Likewise.
14895 (cgraph_remove_edge): Use.
14896 (cgraph_redirect_edge_callee): Likewise.
14897 (cgraph_node_remove_callees): New function.
14898 (cgraph_node_remove_callers): Likewise.
14899 (cgraph_remove_node): Use.
14900 * tree-optimize.c (tree_rest_of_compilation): Use
14901 cgraph_node_remove_callees instead of manual loop.
14902 * cgraphunit.c (cgraph_finalize_function): Likewise.
14903 (cgraph_expand_function): Likewise.
14904 (cgraph_remove_unreachable_nodes): Likewise.
14905
14906 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
14907
14908 PR c/8927
14909 * c-tree.h (undeclared_variable, build_external_ref): Add extra
14910 argument.
14911 * c-decl.c (undeclared_variable): Take location as argument.
14912 * c-typeck.c (build_external_ref): Likewise.
14913 * c-parser.c (c_parser_postfix_expression): Pass location of
14914 identifier to build_external_ref.
14915
14916 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14917
14918 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
14919 CCEQ mode for branch_positive_comparison_operator test.
14920 * config/rs6000/predicates (branch_comparison_operator): Revert to
14921 define_predicate.
14922 (scc_comparison_operator): Same.
14923 (branch_positive_comparison_operator): Same.
14924
14925 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
14926
14927 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
14928 (cris_delay_slots_for_epilogue): Remove.
14929 (save_last): Move into cris_target_asm_function_epilogue.
14930 (cris_target_asm_function_epilogue): Remove tests for file being
14931 NULL.
14932 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
14933 (cris_delay_slots_for_epilogue): Remove prototypes.
14934 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
14935 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
14936
14937 2005-03-01 David Edelsohn <edelsohn@gnu.org>
14938
14939 * config/rs6000/predicates.md (branch_comparison_operator): Change
14940 to define_special_predicate.
14941 (scc_comparison_operator): Same.
14942 (branch_positive_comparison_operator): Same.
14943
14944 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
14945
14946 * Makefile.in (tree-ssa-sink.o): New.
14947 (OBJS-common): Add tree-ssa-sink.o.
14948 * common.opt: Add -ftree-sink
14949 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
14950 * timevar.def (TV_TREE_SINK): new timevar.
14951 * tree-flow.h (is_hidden_global_store): Prototype.
14952 * tree-optimize.c (init_tree_optimization_passes): Add
14953 pass_sink_code.
14954 * tree-pass.h (pass_sink_code): New.
14955 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
14956 for non-obvious global store store to is_hidden_global_store, and
14957 call that new function.
14958 * tree-ssa-sink.c: New file.
14959 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
14960 * doc/passes.texi: Document forward store motion.
14961 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
14962 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
14963 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
14964 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
14965
14966 2005-03-01 Per Bothner <per@bothner.com>
14967
14968 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
14969 and we have a non-zero column-number, add it to the message.
14970 Also factor out the diagnostic_kind_text.
14971
14972 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
14973
14974 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
14975 flow_loop_pre_header_scan, flow_loop_pre_header_find,
14976 flow_loop_scan): Removed.
14977 (flow_loop_dump): Do not dump removed fields.
14978 (flow_loop_free): Do not free removed fields.
14979 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
14980 (loop_exit_edge_p): New function.
14981 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
14982 num_pre_header_edges, entry_edges, num_entries, exit_edges,
14983 num_exits, exits_doms.
14984 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
14985 LOOP_EDGES, LOOP_ALL): Removed.
14986 (flow_loop_scan): Declaration removed.
14987 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
14988 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
14989 flow_loops_find.
14990 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
14991 (if_convert): Call flow_loops_find and flow_loops_free
14992 when calling mark_loop_exit_edges.
14993 * cfgloopanal.c (mark_loop_exit_edges): Moved from
14994 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
14995 free_dominance_info calls.
14996 * loop-init.c (flow_loops_find): Ditto.
14997 * passes.c (rest_of_handle_branch_prob): Ditto.
14998 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
14999 * loop-unroll.c (analyze_insns_in_loop): Do not use
15000 EDGE_LOOP_EXIT.
15001 * predict.c (predict_loops): Do not call flow_loop_scan.
15002 Use get_loop_exit_edges.
15003 (tree_estimate_probability): Do not pass flags to flow_loops_find.
15004 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15005 Do not use EDGE_LOOP_EXIT.
15006 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15007 to bb_with_exit_edge_p.
15008 (if_convertible_loop_p): Do not call flow_loop_scan. Use
15009 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
15010 to bb_with_exit_edge_p.
15011 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
15012 EDGE_LOOP_EXIT.
15013 * tree-loop-linear.c (linear_transform_loops): Do not call
15014 flow_loop_scan. Use loop->single_exit.
15015 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15016 (vect_analyze_loop_form): Do not call flow_loop_scan.
15017 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15018 loop->single_exit.
15019 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15020 loop->single_exit.
15021 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15022 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15023 slpeel_tree_duplicate_loop_to_edge_cfg,
15024 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15025 Use loop_preheader_edge and loop->single_exit. Do not call
15026 flow_loop_scan.
15027
15028 2005-03-01 Nick Clifton <nickc@redhat.com>
15029
15030 * config/arm/arm.c (thumb_find_work_register): Check all of the
15031 argument registers to see if they are free, and a couple of
15032 special cases where the last argument register but can be proved
15033 to be available during the function's prologue.
15034 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15035 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15036 thumb_unexpanded_epilogue): Use unsigned long as the type for the
15037 register bit-mask.
15038 (thumb_compute_save_reg_mask): Likewise. Also use
15039 thumb_find_work_register() to ensure that there is agreement about
15040 which work register is going to be used in the prologue.
15041 (thumb_output_function_prologue): Use unsigned long as the type
15042 for the register bit-mask. Also delay pushing the link register if
15043 other high registers are going to be pushed.
15044 (thumb_compute_save_reg_mask, emit_multi_reg_push,
15045 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15046 redundant prototypes.
15047
15048 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
15049
15050 PR target/19819
15051 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15052 and after reload in REG+REG indexed addresses without REG_POINTER
15053 set in the base and not set in the index.
15054
15055 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
15056
15057 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
15058 Don't undefine here.
15059 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
15060 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
15061 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15062 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
15063 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
15064 Delete.
15065 * config.gcc (sh*-*-linux*): Use config/linux.h.
15066
15067 2005-02-28 Dale Johannesen <dalej@apple.com>
15068 Stan Shebs <shebs@apple.com>
15069
15070 Rewrite of 64-bit Darwin structure-by-value pass/return.
15071 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
15072 intoffset, use_stack, named.
15073 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
15074 (rs6000_darwin64_record_arg_advance_flush): New.
15075 (rs6000_darwin64_record_arg_advance_recurse): New.
15076 (rs6000_darwin64_record_arg_flush): New.
15077 (rs6000_darwin64_record_arg_recurse): New.
15078 (rs6000_darwin64_record_arg): New.
15079 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
15080 (function_arg_boundary): Handle 128-bit aligned structs.
15081 (function_arg_advance): Rewrite darwin64 struct handling.
15082 (function_arg): Call rs6000_darwin64_record_arg.
15083 (function_arg_partial_nregs): Handle darwin64 structs.
15084 (rs6000_darwin64_function_value): Remove.
15085 (rs6000_function_value): Call rs6000_darwin64_record_arg.
15086
15087 2005-02-28 Roger Sayle <roger@eyesopen.com>
15088
15089 PR tree-optimization/20216
15090 * tree-chrec.c (tree_fold_factorial): Delete.
15091 (tree_fold_binomial): Change argument list to take a return type
15092 and change the type of K to unsigned int. Rewrite to avoid explicit
15093 evaluation of factorials, and (recursively) calling fold to perform
15094 compile-time arithmetic. Return NULL on (internal) overflow.
15095 (chrec_evaluate): Change type of K to an unsigned int. Avoid
15096 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
15097 if any intermediate calculation overflows.
15098 (chrec_apply): Update call to chrec_evaluate.
15099
15100 2005-02-28 James E Wilson <wilson@specifixinc.com>
15101
15102 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
15103
15104 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
15105
15106 PR c/20245
15107 * c-parser.c (c_parser_compound_statement): Return error_mark_node
15108 instead of NULL_TREE on error.
15109
15110 2005-02-28 David Edelsohn <edelsohn@gnu.org>
15111
15112 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
15113 (EASY_VECTOR_15_ADD_SELF): Remove.
15114 (num_insns_constant_wide): Not static.
15115 (validate_condition_mode): Not static.
15116 (toc_relative_expr_p): Not static.
15117 (legitimate_indirect_address_p): Not static.
15118 (macho_lo_sum_memory_operand): Not static.
15119 (invalid_e500_subreg): Not static.
15120 (easy_vector_same): Not static.
15121 (easy_vector_splat_const): Not static.
15122 (RS6000_SYMBOL_REF_TLS_P): Remove.
15123 (any_operand): Delete.
15124 (any_parallel_operand): Delete.
15125 (count_register_operand): Delete.
15126 (altivec_register_operand): Delete.
15127 (xer_operand): Delete.
15128 (s8bit_cint_operand): Delete.
15129 (short_cint_operand): Delete.
15130 (u_short_cint_operand): Delete.
15131 (non_short_cint_operand): Delete.
15132 (exact_log2_cint_operand): Delete.
15133 (gpc_reg_operand): Delete.
15134 (cc_reg_operand): Delete.
15135 (cc_reg_not_cr0_operand): Delete.
15136 (reg_or_short_operand): Delete.
15137 (reg_or_neg_short_operand): Delete.
15138 (reg_or_aligned_short_operand): Delete.
15139 (reg_or_u_short_operand): Delete.
15140 (reg_or_cint_operand): Delete.
15141 (reg_or_arith_cint_operand): Delete.
15142 (reg_or_add_cint64_operand): Delete.
15143 (reg_or_sub_cint64_operand): Delete.
15144 (reg_or_logical_cint_operand): Delete.
15145 (got_operand): Delete.
15146 (got_no_const_operand): Delete.
15147 (easy_fp_constant): Delete.
15148 (easy_vector_constant): Delete.
15149 (easy_vector_constant_add_self): Delete.
15150 (zero_constant): Delete.
15151 (zero_fp_constant): Delete.
15152 (volatile_mem_operand): Delete.
15153 (offsettable_mem_operand): Delete.
15154 (mem_or_easy_const_operand): Delete.
15155 (add_operand): Delete.
15156 (non_add_cint_operand): Delete.
15157 (logical_operand): Delete.
15158 (non_logical_cint_operand): Delete.
15159 (mask_operand): Delete.
15160 (mask_operand_wrap): Delete.
15161 (mask64_operand): Delete.
15162 (mask64_2_operand): Delete.
15163 (and64_operand): Delete.
15164 (and64_2_operand): Delete.
15165 (and_operand): Delete.
15166 (reg_or_mem_operand): Delete.
15167 (lwa_operand): Delete.
15168 (symbol_ref_operand): Delete.
15169 (call_operand): Delete.
15170 (current_file_function_operand): Delete.
15171 (input_operand): Delete.
15172 (rs6000_nonimmediate_operand): Delete.
15173 (rs6000_tls_symbol_ref): Delete.
15174 (save_world_operation): Delete.
15175 (restore_world_operation): Delete.
15176 (load_multiple_operation): Delete.
15177 (store_multiple_operation): Delete.
15178 (vrsave_operation): Delete.
15179 (mfcr_operation): Delete.
15180 (mtcrf_operation): Delete.
15181 (lmw_operation): Delete.
15182 (stmw_operation): Delete.
15183 (branch_comparison_operator): Delete.
15184 (branch_positive_comparison_operator): Delete.
15185 (scc_comparison_operator): Delete.
15186 (trap_comparison_operator): Delete.
15187 (boolean_operator): Delete.
15188 (boolean_or_operator): Delete.
15189 (min_max_operator): Delete.
15190 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15191 (EASY_VECTOR_15): Moved to here.
15192 (EASY_VECTOR_15_ADD_SELF): Move to here.
15193 (PREDICATE_CODES): Delete.
15194 * config/rs6000/rs6000-protos.h: Delete predicate functions.
15195 Declare functions no longer static.
15196 * config/rs6000/predicates.md: New.
15197 * config/rs6000/rs6000.md: Include predicates.md
15198
15199 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
15200
15201 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
15202 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15203 REG_ALWAYS_RETURN.
15204 * cfgrtl.c (need_fake_edge_p): Likewise.
15205 * combine.c (distribute_notes): Likewise.
15206 * emit-rtl.c (try_split): Likewise.
15207 * recog.c (peephole2_opimize): Likewise.
15208 * reg-notes.def (ALWAYS_RETURN): Remove.
15209 * rtl.h (LCT_ALWAYS_RETURN): Remove.
15210 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15211 * tree.h (ECF_ALWAYS_RETURN): Remove.
15212
15213 2005-02-28 Roger Sayle <roger@eyesopen.com>
15214
15215 PR middle-end/19874
15216 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15217 between different machine modes is never a "useless" conversion.
15218
15219 2005-02-28 Geert Bosch <bosch@gnat.com>
15220
15221 PR ada/15977
15222 * doc/contrib.texi: List contributors for Ada front end
15223
15224 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15225
15226 * simplify-rtx.c (simplify_unary_operation_1,
15227 simplify_const_unary_operation): New, extracted from...
15228 (simplify_unary_operation): ... this one.
15229 (simplify_binary_operation_1,
15230 simplify_const_binary_operation): New, extracted from...
15231 (simplify_binary_operation): ... this one.
15232 * rtl.h (simplify_const_unary_operation,
15233 simplify_const_binary_operation): Add prototypes.
15234
15235 2005-02-28 Julian Brown <julian@codesourcery.com>
15236
15237 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15238 building libjava and caused PR regression/20228.
15239
15240 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15241
15242 PR bootstrap/17383
15243 * Makefile.in (host_subdir): New.
15244 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
15245 * configure: Regenerate.
15246
15247 2005-02-27 Zack Weinberg <zack@codesourcery.com>
15248
15249 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15250 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15251 installation directory first.
15252
15253 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
15254
15255 PR target/19065.
15256 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15257 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15258 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15259 * config/cris/cris.md: Tweak comments referring to Q.
15260 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15261 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15262 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15263 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15264 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15265 Insert spaces in constraints to align alternatives vertically for
15266 readability.
15267 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
15268 operand 1: "M".
15269
15270 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15271
15272 PR rtl-optimization/17728
15273 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15274 operand 0 from general_operand to move_dest_operand.
15275
15276 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15277
15278 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15279 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15280 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15281 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15282
15283 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
15284
15285 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15286 * configure: Regenerate.
15287 * libada-mk.in: Remove CC; rename
15288 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15289
15290 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
15291
15292 PR tree-opt/20188
15293 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15294 for the lhs, also walk over the tree. Likewise for rhs.
15295
15296 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
15297
15298 * tree-ssa-dom.c (simple_iv_increment_p): New function.
15299 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
15300 Do not propagate value of iv before increment over the increment.
15301
15302 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
15303
15304 * c-parser.c: New file.
15305 * c-parse.in: Remove.
15306 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
15307 Remove.
15308 (c-parser.o): Add dependencies.
15309 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15310 maintainer-clean, TAGS): Update.
15311 * c-config-lang.in (gtfiles): Update.
15312 * gengtype-lex.l: Don't handle "@@".
15313 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
15314 objc_build_synchronized, objc_begin_try_stmt,
15315 objc_begin_catch_clause, objc_finish_catch_clause,
15316 objc_build_finally_clause, objc_finish_try_stmt): New.
15317 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
15318 type_seen_p.
15319 (c_parse_init): Update comment.
15320 * c-decl.c (c_init_decl_processing): Update comment.
15321 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
15322 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
15323 new c_declspecs members.
15324
15325 2005-02-25 Julian Brown <julian@codesourcery.com>
15326
15327 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15328 from being used for symbols with vague linkage when
15329 HAVE_GAS_COMDAT_GROUP is true.
15330
15331 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15332
15333 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15334
15335 2005-02-25 Steve Ellcey <sje@cup.hp.com>
15336
15337 PR target/19930
15338 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15339 (LIBGCC2_HAS_DF_MODE): New.
15340 (LIBGCC2_HAS_XF_MODE): New.
15341 (LIBGCC2_HAS_TF_MODE): New.
15342 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15343 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15344 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15345 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15346 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
15347 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
15348 and add _fixtfdi, _fixunstfdi, _floatditf
15349 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
15350 L_fixunstfdi, L_floatditf.
15351 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
15352 (LIBGCC2_HAS_TF_MODE): Define.
15353
15354 2005-02-25 Diego Novillo <dnovillo@redhat.com>
15355
15356 PR tree-optimization/20204
15357 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
15358 REWRITE_THIS_STMT markers on PHI nodes.
15359 (rewrite_initialize_block): Likewise.
15360
15361 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15362
15363 * version.c (version_string): Update to 4.1.
15364
15365 2005-02-25 Paolo Carlini <pcarlini@suse.de>
15366
15367 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
15368 Clarify that the alternative way doesn't work in GNU C++.
15369
15370 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15371
15372 PR tree-optimization/19937
15373 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
15374 to the type of the induction variable.
15375
15376 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
15377
15378 PR rtl-optimization/20117
15379 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
15380 the block including noncopyable insn.
15381
15382 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15383
15384 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
15385 calls to find_reg_note.
15386
15387 2005-02-24 Richard Henderson <rth@redhat.com>
15388
15389 PR tree-opt/20127
15390 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
15391 the type.
15392
15393 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
15394
15395 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
15396 vector types if to use base reg for misaligned non-word ld/std.
15397
15398 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15399
15400 PR target/14619
15401 * config/cris/cris.c (cris_target_asm_function_prologue): Create
15402 dwarf2 label manually and put it after, not before the prologue.
15403
15404 2005-02-24 David Edelsohn <edelsohn@gnu.org>
15405
15406 PR target/19019
15407 * reload.c (operands_match_p): Only increment register number for
15408 SCALAR_INT_MODE_P modes in multiple hard registers.
15409
15410 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
15411 Fix formatting.
15412
15413 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15414
15415 * ChangeLog.5: Fix log message typo(s).
15416 * ChangeLog.7: Likewise.
15417 * ChangeLog.tree-ssa: Likewise.
15418 * cfgexpand.c: Fix comment typo(s).
15419 * conflict.c: Likewise.
15420 * defaults.h: Likewise.
15421 * dwarf2out.c: Likewise.
15422 * gcse.c: Likewise.
15423 * ggc-page.c: Likewise.
15424 * tree-eh.c: Likewise.
15425 * tree-ssa-dom.c: Likewise.
15426
15427 2005-02-24 Jakub Jelinek <jakub@redhat.com>
15428
15429 PR target/19019
15430 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
15431 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
15432 if SHARED is defined.
15433
15434 PR target/20196
15435 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
15436 allow splitting only if operands 0 and 3 don't overlap.
15437
15438 2005-02-24 Richard Henderson <rth@redhat.com>
15439
15440 PR middle-end/19953
15441 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
15442 (fold_builtin_1): Call them.
15443 * fold-const.c (fold_complex_mult_parts): Split out from ...
15444 (fold_complex_mult): ... here. Fix typo in both imaginary case.
15445 (fold_complex_div_parts, fold_complex_div): New.
15446 (fold): Use them.
15447 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
15448
15449 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15450
15451 * tree-ssa-ccp.c (visit_assignment): Verify that result of
15452 VIEW_CONVERT_EXPR is_gimple_min_invariant.
15453
15454 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
15455 (print_node): Likewise.
15456 Print TYPE_SIZES_GIMPLIFIED.
15457
15458 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15459
15460 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
15461 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
15462 operands as commutative in constraints.
15463
15464 2005-02-24 Diego Novillo <dnovillo@redhat.com>
15465
15466 * tree-into-ssa.c: Re-organize internal functions.
15467
15468 2005-02-24 Richard Henderson <rth@redhat.com>
15469
15470 PR middle-end/18902
15471 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
15472 for c99.
15473 * common.opt (fcx-limited-range): New.
15474 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
15475 * toplev.c (flag_complex_method): Initialize to 1.
15476 (process_options): Set flag_complex_method to 0 if
15477 flag_cx_limited_range.
15478 * doc/invoke.texi (-fcx-limited-range): New.
15479
15480 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15481
15482 * cse.c (delete_trivially_dead_insns): Speed up by using
15483 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
15484 prev_real_insn.
15485
15486 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
15487
15488 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
15489 functions when -mid-shared-library is being used.
15490
15491 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
15492
15493 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
15494 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
15495 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
15496 * system.h: Poison LINK_LIBGCC_SPECIAL.
15497
15498 2005-02-23 James E Wilson <wilson@specifixinc.com>
15499
15500 * gengtype.c (note_insn_name): Make 1 element larger.
15501
15502 2005-02-23 Roger Sayle <roger@eyesopen.com>
15503
15504 PR target/20018
15505 PR rtl-optimization/20097
15506 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15507 BImode SUBREGs of SImode registers which confuse the ia64 backend.
15508
15509 2005-02-23 David Edelsohn <edelsohn@gnu.org>
15510
15511 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
15512 * t-aix52 (SHLIB_INSTALL): Same.
15513
15514 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
15515
15516 * genpreds.c: Update copyright.
15517
15518 2005-02-23 Michael Beach <michaelb@ieee.org>
15519
15520 PR target/20159
15521 * config/sparc/t-elf (startup files): Assemble with CPP.
15522
15523 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
15524
15525 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
15526 (write_predicate_expr): Likewise.
15527
15528 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15529
15530 PR tree-optimization/20100
15531 PR tree-optimization/20115
15532 * tree-optimize.c (init_tree_optimization_passes): Remove
15533 pass_maybe_create_global_var.
15534 * tree-pass.h (pass_maybe_create_global_var): Remove.
15535 * tree-ssa-alias.c (aliases_computed_p): Declare.
15536 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
15537 (count_calls_and_maybe_create_global_var): Remove.
15538 (pass_maybe_create_global_var): Remove.
15539 (init_alias_info): Do not declare aliases_computed_p.
15540 (maybe_create_global_var): If the function contains no
15541 call-clobbered variables and a mix of pure/const and regular
15542 function calls, create .GLOBAL_VAR.
15543 Mark all call-clobbered variables for renaming.
15544 (merge_pointed_to_info): Update comment.
15545 (add_pointed_to_var): Likewise.
15546 (is_escape_site): Likewise.
15547 Accept struct alias_info * instead of size_t *.
15548 Update all users.
15549 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
15550 as necessary.
15551 * tree-ssa-operands.c (get_call_expr_operands): If
15552 ALIASES_COMPUTED_P is false, do not add call-clobbering
15553 operands.
15554 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
15555 (delete_tree_ssa): Likewise.
15556
15557 2005-02-22 James E Wilson <wilson@specifixinc.com>
15558
15559 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
15560 (do_compile): Do call it here.
15561
15562 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15563
15564 PR rtl-optimization/20017.
15565 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
15566 rest_of_handle_cse2, rest_of_handle_gcse): Call
15567 delete_dead_jumptables immediately before calling cleanup_cfg.
15568
15569 2005-02-22 Devang Patel <dpatel@apple.com>
15570
15571 PR 19952
15572 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
15573 all labels
15574
15575 2005-02-22 David Edelsohn <edelsohn@gnu.org>
15576
15577 * config/rs6000/aix.h (WINT_TYPE): Define.
15578
15579 2005-02-22 Stan Shebs <shebs@apple.com>
15580
15581 * config/rs6000/rs6000.c (rs6000_override_options): Default to
15582 natural alignment for 64-bit Darwin.
15583 (rs6000_parse_alignment_option): Warn about uses of -malign-power
15584 on 64-bit Darwin.
15585 * doc/invoke.texi: Document this.
15586
15587 2005-02-22 DJ Delorie <dj@redhat.com>
15588
15589 * c-common.c (c_common_type_for_mode): Pass the mode's precision
15590 to make_[un]signed_type, not the mode itself.
15591
15592 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
15593
15594 * cfg.c (cached_make_edge): Call make_edge if edge cache is
15595 not available. Use tail calls wherever possible.
15596 (make_edge): Call unchecked_make_edge to create an edge.
15597
15598 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
15599 (coalesce_ssa_name): Don't check for
15600 SSANORM_USE_COALESCE_LIST.
15601 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
15602
15603 2005-02-22 Diego Novillo <dnovillo@redhat.com>
15604
15605 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
15606 (rewrite_into_ssa): ... here.
15607
15608 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
15609
15610 PR tree-optimization/19786
15611 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
15612 tag to another's may-alias bitmap when adding to the other's list.
15613
15614 2005-02-21 DJ Delorie <dj@redhat.com>
15615
15616 * tree-ssa-loop-ivopts.c (computation_cost): Start register
15617 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
15618 registers in unsupported ways.
15619 * expmed.c (init_expmed): Likewise.
15620
15621 2005-02-21 Stan Cox <scox@redhat.com>
15622
15623 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
15624
15625 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15626
15627 * tree-cfg.c (fold_cond_expr_cond): New.
15628 (make_edges): Call fold_cond_expr_cond.
15629 (find_taken_edge): Accept nothing but INTEGER_CST.
15630 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
15631 and 1.
15632 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
15633
15634 * flow.c (delete_dead_jumptables): Speed up by scanning insns
15635 that do not belong to any basic block.
15636
15637 2005-02-21 Jeff Law <law@redhat.com>
15638
15639 * cfganal.c (find_unreachable_blocks): Manually CSE load of
15640 e->dest.
15641
15642 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
15643
15644 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
15645 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
15646 Adjust their definitions.
15647 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
15648 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
15649
15650 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
15651 genautomata.c, langhooks.c, langhooks.h, system.h,
15652 config/arm/lib1funcs.asm: Update copyright.
15653
15654 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
15655
15656 * dbxout.c (dbxout_function_end): Emit Lscope label always.
15657
15658 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
15659
15660 PR bootstrap/13770
15661 * doc/install.texi: Document --with-gc.
15662
15663 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
15664
15665 * simplify-rtx.c (simplify_unary_operation): Add a missing
15666 "break" statement.
15667
15668 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15669
15670 PR tree-optimization/18663
15671 * tree-ssa-dom.c (extract_range_from_cond): Return 0
15672 if the type has variable bounds.
15673
15674 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
15675
15676 * gcse.c: Remove an obsolete comment.
15677
15678 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
15679
15680 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
15681
15682 * doc/extend.texi (Function Attributes) <Attribute const>: The
15683 attribute "pure" is below this text, not above.
15684
15685 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15686
15687 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
15688 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
15689 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
15690
15691 2005-02-20 Zack Weinberg <zack@codesourcery.com>
15692
15693 PR 18785
15694 * langhooks.h (struct lang_hooks): Add to_target_charset.
15695 * langhooks.c (lhd_to_target_charset): New function.
15696 * langhooks-def.h: Declare lhd_to_target_charset.
15697 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
15698 (LANG_HOOKS_INITIALIZER): Update.
15699 * c-common.c (c_common_to_target_charset): New function.
15700 * c-common.h: Declare it.
15701 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
15702 c_common_to_target_charset.
15703
15704 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
15705 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
15706 Delete definitions.
15707 * system.h: Poison them.
15708 * doc/tm.texi: Don't discuss them.
15709 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
15710 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
15711 (pp_c_char): Do not attempt to generate letter escapes for
15712 newline, tab, etc.
15713 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
15714 * config/mips/mips.c (mips_output_ascii): Likewise.
15715
15716 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
15717
15718 PR tree-optimization/19951
15719 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
15720 is abnormal.
15721
15722 2005-02-19 Steven Bosscher <stevenb@suse.de>
15723
15724 PR middle-end/19698
15725 * function.h (struct function): New field `max_loop_depth'.
15726 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
15727 (flow_loops_find): Reset the max loop depth count before finding loops.
15728 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
15729 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15730 (calculate_global_regs_live): Make sure the loop will terminate
15731 when the initial sets are not empty.
15732
15733 2005-02-19 Zack Weinberg <zack@codesourcery.com>
15734
15735 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
15736 object inside.
15737 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
15738
15739 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
15740
15741 PR other/19525
15742 * doc/invoke.texi: Remove documentation of %M spec.
15743 * gcc.c: Likewise.
15744 (init_spec): Remove %M suffix from -lgcc_s.
15745 (do_spec_1): Remove 'M' case.
15746 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
15747 to put shared libraries in the multilib directory. Remove the
15748 shlib_so_soname substitution variable. Don't add a multilib encoding
15749 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
15750 reported by -print-multi-os-directory. Pass @multilib_dir@ to
15751 SHLIB_INSTALL as well as SHLIB_LINK.
15752 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
15753 (SHLIB_NAME): Delete.
15754 (SHLIB_DIR): New macro.
15755 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
15756 (SHLIB_INSTALL): Adjust accordingly.
15757 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
15758 * config/t-slibgcc-sld: Likewise.
15759 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
15760 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
15761 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
15762 in $(SHLIB_DIR).
15763 (SHLIBUNWIND_INSTALL): Adjust accordingly.
15764 * config/i386/t-nwld (SHLIB_SONAME): Delete.
15765 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
15766 Use @shlib_base_name@ instead of @shlib_so_name@.
15767 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
15768 and @shlib_base_name@.so in @multilib_dir@.
15769 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
15770 to the install path.
15771 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
15772 (SHLIB_LINK): Remove previous workaround.
15773 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
15774 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
15775 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
15776 the install path.
15777 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
15778 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
15779 (SHLIB_INSTALL): Adjust accordingly.
15780 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
15781 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
15782 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
15783 config/t-slibgcc-elf-ver.
15784
15785 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
15786 Jakub Jelinek <jakub@redhat.com>
15787
15788 PR tree-optimization/19828
15789 * tree-ssa-loop-im.c: Add a TODO comment.
15790 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
15791 without side-effects.
15792
15793 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15794
15795 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
15796 call fold_convert.
15797
15798 2005-02-18 James E. Wilson <wilson@specifixinc.com>
15799
15800 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
15801 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
15802 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
15803 functions.
15804 (ia64_reorg): Delete fixup_errata call.
15805 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
15806 (TARGET_SWITCHES): Delete -mb-step entry.
15807
15808 2005-02-19 Jakub Jelinek <jakub@redhat.com>
15809
15810 PR c/20043
15811 * c-typeck.c (composite_type): Handle quals in transparent unions.
15812 (type_lists_compatible_p): Likewise.
15813
15814 2005-02-18 Stan Shebs <shebs@apple.com>
15815
15816 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
15817 expressions in the .literal8 section.
15818
15819 2005-02-18 Geoffrey Keating <geoffk@apple.com>
15820
15821 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
15822
15823 2005-02-18 Roger Sayle <roger@eyesopen.com>
15824
15825 * fold-const.c (constant_boolean_node): Always create values of the
15826 specified type, don't bother calling truthvalue_conversion.
15827
15828 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15829
15830 * except.c (output_function_exception_table): Call
15831 assemble_external_libcall (eh_personality_libfunc).
15832
15833 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15834
15835 PR target/19886
15836 * config/ia64/ia64.h (struct machine_function): Add state_num.
15837 * config/ia64/ia64.c (process_epilogue,
15838 process_for_unwind_directive): Use new unwind state numbers each
15839 time rather than state 1.
15840
15841 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
15842
15843 PR target/20054
15844 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
15845 before the "*llgt_didi" pattern.
15846
15847 2005-02-18 Jason Merrill <jason@redhat.com>
15848
15849 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
15850
15851 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
15852
15853 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
15854 (div0): Use it in place of ARM_FUNC_ALIAS.
15855 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
15856
15857 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
15858
15859 PR middle-end/20030
15860 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
15861 access, the lower bound of the array type if it exists.
15862
15863 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
15864
15865 PR c++/20008
15866 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
15867 cases that are out-of-range for the index type.
15868
15869 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
15870
15871 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
15872 (estimate_case_costs): Don't call convert.
15873 * expmed.c (expand_shift): Likewise.
15874 (make_tree): Call fold_convert instead of convert.
15875
15876 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15877
15878 PR c++/19813
15879 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
15880 that ref to be marked MEM_READONLY_P doesn't have base that needs
15881 constructing.
15882
15883 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
15884
15885 * genautomata.c (output_get_cpu_unit_code_func,
15886 output_cpu_unit_reservation_p): Don't generate old-style function
15887 definitions.
15888
15889 2005-02-18 Jakub Jelinek <jakub@redhat.com>
15890
15891 PR c++/20023
15892 PR tree-optimization/20009
15893 * convert.c (convert_to_integer): Revert 2005-02-16 change.
15894
15895 PR tree-optimization/18947
15896 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
15897 inline, remove all nodes that are inlined into the extern inline
15898 being redefined.
15899
15900 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15901
15902 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
15903 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
15904 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
15905 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
15906 Update copyright.
15907
15908 2005-02-17 Roger Sayle <roger@eyesopen.com>
15909
15910 PR tree-optimization/19917
15911 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
15912 to be potentially trapping.
15913
15914 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
15915
15916 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
15917
15918 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
15919
15920 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
15921 tem becomes a local variable which is set to the value of the
15922 back end defined INITIAL_FRAME_ADDRESS macro.
15923 (expand_builtin_frame_address): Omit the base parameter to
15924 expand_builtin_return_addr.
15925 (expand_builtin_profile_func): Likewise.
15926 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
15927 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
15928 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
15929
15930 2005-02-17 Jakub Jelinek <jakub@redhat.com>
15931
15932 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
15933 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
15934 * config/frv/frv.c (frv_function_epilogue): Likewise.
15935
15936 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
15937
15938 * lambda-code (perfect_nestify): Remove mark/unmark
15939 for rewriting hack.
15940 * tree-loop-linear.c (linear_transform_loops): Add
15941 rewrite_into_ssa call so that ssa is correct for
15942 rewriting into loop closed.
15943
15944 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
15945
15946 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
15947 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
15948 BITMAP_FREE.
15949 * bt-load.c (btr_def_live_range, combine_btr_defs,
15950 migrate_btr_def, migrate_btr_defs): Likewise.
15951 * cfgcleanup.c (thread_jump): Likewise.
15952 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
15953 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
15954 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
15955 df_rd_local_compute, df_reg_info_compute): Likewise.
15956 * dominance.c (init_dom_info, free_dom_info): Likewise.
15957 * flow.c (init_propagate_block_info,
15958 free_propagate_block_info): Likewise.
15959 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
15960 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
15961 modify_reg_pav): Likewise.
15962 * loop-invariant.c (find_defs, find_invariant_insn,
15963 find_invariants, free_inv_motion_data): Likewise.
15964 * predict.c (tree_predict_by_opcode,
15965 estimate_bb_frequencies): Likewise.
15966 * stmt.c (expand_case): Likewise.
15967 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
15968 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
15969 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
15970 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
15971 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
15972 rewrite_ssa_into_ssa): Likewise.
15973 * tree-optimize.c (tree_rest_of_compilation): Likewise.
15974 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
15975 analyze_edges_for_bb, perform_edge_inserts): Likewise.
15976 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
15977 * tree-sra.c (tree_sra): Likewise.
15978 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
15979 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
15980 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
15981 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15982 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
15983 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
15984 Likewise.
15985 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
15986 calculate_live_on_entry, calculate_live_on_exit,
15987 build_tree_conflict_graph): Likewise.
15988 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
15989 record_important_candidates, set_use_iv_cost, find_depends,
15990 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
15991 tree_ssa_iv_optimize_finalize): Likewise.
15992 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
15993 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
15994 tree_duplicate_loop_to_header_edge): Likewise.
15995 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
15996 * tree-ssa.c (verify_flow_insensitive_alias_info,
15997 verify_name_tags, verify_ssa, init_tree_ssa,
15998 delete_tree_ssa): Likewise.
15999 * tree-ssanames.c (marked_ssa_names, init_ssanames,
16000 fini_ssanames): Likewise.
16001 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16002
16003 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
16004
16005 * config/rs6000/t-rtems: Completely reworked.
16006
16007 2005-02-17 Ira Rosen <irar@il.ibm.com>
16008
16009 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16010
16011 2005-02-17 Ira Rosen <irar@il.ibm.com>
16012
16013 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16014 POINTER_TYPE_P when checking that type is a pointer.
16015 (vect_get_memtag): Remove.
16016 (vect_address_analysis): Use POINTER_TYPE_P. Call
16017 vect_object_analysis with dummy parameter for memtag.
16018 (vect_object_analysis): Extract memtag (functionality that
16019 used to be in vect_get_memtag and moved here). Fix printings.
16020 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16021 with correct parameters. Remove call to vect_get_memtag.
16022
16023 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
16024
16025 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16026 (tree-vectorizer.o): Added missing dependencies.
16027
16028 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16029 decleration.
16030 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16031 declaration in tree-vectorizer.c, now has an extern declaration in
16032 tree-vectorizer.h).
16033 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16034 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16035 get_vectype_for_scalar_type, vect_is_simple_use,
16036 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16037 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16038 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16039 vectorizable_store, vectorizable_operation, vectorizable_assignment,
16040 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16041 find_loop_location): Likewise.
16042
16043 * tree-vectorizer.c (langhooks.h): #include removed.
16044 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16045 moved to tree-vectorized.h.
16046 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16047 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16048 get_vectype_for_scalar_type, vect_is_simple_use,
16049 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16050 vect_supportable_dr_alignment, new_loop_vec_info,
16051 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16052 vect_set_verbosity_level, find_loop_location): Likewise.
16053
16054 (vect_analyze_loop): Function externalized. Declaration moved to
16055 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
16056 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
16057 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
16058 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
16059 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
16060 vect_enhance_data_refs_alignment, vect_analyze_operations,
16061 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
16062 vect_stmt_relevant_p, vect_get_loop_niters,
16063 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
16064 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
16065 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
16066 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
16067 vect_get_memtag): Likewise.
16068
16069 (vectorizable_load): Function externalized. Declaration moved to
16070 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
16071 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
16072 vect_transform_loop): Likewise.
16073 (vect_transform_stmt): Moved to tree-vect-transform.c.
16074 (vect_align_data_ref, vect_create_destination_var,
16075 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
16076 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
16077 vect_get_vec_def_for_operand, vect_init_vector,
16078 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
16079 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
16080 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
16081 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
16082 vect_do_peeling_for_loop_bound): Likewise.
16083
16084 * tree-vect-analyze.c: New file.
16085 * tree-vect-transform.c: New file.
16086
16087 2005-02-17 Jason Merrill <jason@redhat.com>
16088
16089 PR mudflap/19319, c++/19317
16090 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
16091 slot explicit.
16092
16093 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
16094
16095 * doc/install.texi (Specific): Update link for Darwin-specific
16096 tool binary site.
16097
16098 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
16099
16100 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
16101 constant_boolean_node.
16102
16103 2005-02-16 David Edelsohn <edelsohn@gnu.org>
16104
16105 PR target/19019
16106 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
16107 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
16108
16109 2005-02-16 Richard Henderson <rth@redhat.com>
16110
16111 PR 19920
16112 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
16113 with W_TYPE_SIZE.
16114 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
16115 replace uses with Wtype_MAXp1_F.
16116 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
16117 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
16118 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
16119 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
16120 and HAVE_TFMODE as appropriate.
16121 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
16122 (__floatdisf): Likewise.
16123 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
16124 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
16125 (Wtype_MAXp1_F): New.
16126 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
16127 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
16128
16129 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
16130
16131 * PR target/19162
16132 * arm.c (arm_apply_result_size): New function.
16133 * arm.h (APPLY_RESULT_SIZE): Define.
16134 * arm-protos.h (arm_apply_result_size): Add prototype.
16135 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
16136 (movxf): New expand.
16137 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
16138 (call_value_symbol): Remove predicate for operand 0.
16139 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
16140 (untyped_call): Rework to correclty return values for any type.
16141 (untyped_return): New expand.
16142 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
16143
16144 2005-02-16 Stan Shebs <shebs@apple.com>
16145
16146 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
16147 * config/rs6000/t-darwin8: New, for 64-bit multilib.
16148
16149 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
16150
16151 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
16152 configure settings on Solaris 7 and later.
16153
16154 2005-02-16 Diego Novillo <dnovillo@redhat.com>
16155
16156 PR tree-optimization/19865
16157 * tree-optimize.c (init_tree_optimization_passes): Run
16158 pass_may_alias after pass_sra.
16159
16160 2005-02-16 Richard Henderson <rth@redhat.com>
16161 Stuart Hastings <stuart@apple.com>
16162
16163 PR debug/19521
16164 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
16165 Do nothing if debug info suppressed for this function.
16166 (dbxout_begin_function): Early exit if debug info suppressed for
16167 this function.
16168
16169 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
16170
16171 PR target/20007
16172 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16173 find_basic_blocks.
16174 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16175
16176 PR tree-optimization/19967
16177 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16178 expand_builtin_strchr, expand_builtin_strrchr): Take a new
16179 argument TYPE. Adjust calls to fold_builtin_XXX.
16180 (expand_builtin, fold_builtin_1): Adjust calls to
16181 expand_builtin_XXX.
16182 (fold_builtin_strchr, fold_builtin_strpbrk,
16183 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16184 result to a requested type TYPE.
16185
16186 2005-02-16 Jakub Jelinek <jakub@redhat.com>
16187
16188 PR middle-end/19857
16189 * fold-const.c (fold): Don't optimize (T)(x & cst) to
16190 (T)x & (T)cst if (T)cst overflows.
16191 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16192 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16193
16194 2005-02-15 Jeff Law <law@redhat.com>
16195
16196 * gcse.c (blocks_with_calls): New bitmap.
16197 (alloc_gcse_mem): Allocate it.
16198 (free_gcse_mem): Free it.
16199 (clear_modifY_mem_tables): Clear it.
16200 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16201 when we encounter CALL_INSNs.
16202 (compute_transp, case MEM): Handle blocks with calls separate
16203 from blocks without calls. Use bitmap iterators rather than
16204 FOR_EACH_BB.
16205
16206 2005-02-15 Peter O'Gorman <peter@pogma.com>
16207
16208 PR bootstrap/18810
16209 * mklibgcc.in (vis_hide): Use a temporary object file, not
16210 -o /dev/null.
16211
16212 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
16213
16214 PR target/19924
16215 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16216 access optimization.
16217
16218 2005-02-15 David Edelsohn <edelsohn@gnu.org>
16219 Alan Modra <amodra@bigpond.net.au>
16220
16221 PR target/19019
16222 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16223 (_xlqsub): Rename to __gcc_qsub.
16224 (_xlqmul): Rename to __gcc_qmul.
16225 (_xlqdiv): Rename to __gcc_qdiv.
16226 Provide versioned symbol aliases with old names.
16227 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16228 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16229 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16230 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16231 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16232
16233 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16234
16235 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
16236 Fold ~(A - 1) and ~(A + -1) to -A.
16237
16238 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16239
16240 PR pch/14940
16241 PR target/19300
16242 * config/host-linux.c (linux_gt_pch_use_address): Copy from
16243 config/pa/pa-host.c:pa_gt_pch_use_address.
16244
16245 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
16246
16247 * tree-vn.c (get_value_handle): Make sure that given an
16248 is_gimple_min_invariant expression, we always return it.
16249
16250 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16251
16252 * passes.c (rest_of_handle_gcse): Fix a comment.
16253
16254 2005-02-15 Jeff Law <law@redhat.com>
16255
16256 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16257 bitmap.
16258 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16259 (canon_list_insert, record_last_mem_set_info): Similarly.
16260 (clear_modify_mem_tables): Similarly.
16261
16262 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16263
16264 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16265 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16266 config/mips/mips.md, config/rs6000/aix.h,
16267 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16268
16269 2005-02-15 Richard Henderson <rth@redhat.com>
16270
16271 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16272 call to be best_edge.
16273
16274 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16275
16276 * basic-block.h: Adjust the prototype for find_basic_blocks.
16277 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16278 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16279 find_basic_blocks.
16280
16281 * flow.c (recompute_reg_usage): Remove all arguments.
16282 * passes.c (rest_of_compilation): Adjust the call to
16283 recompute_reg_usage.
16284 * rtl.h: Adjust the prototype for recompute_reg_usage.
16285
16286 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
16287
16288 * tree-dump.c (dump_files): Update to reflect new member
16289 of dump_file_info.
16290 (dump_register): Add new argument.
16291 Set glob name.
16292 (dump_switch_p_1): Check against glob name if doglob was passed.
16293 (dump_switch_p): Check against regular first, then glob if
16294 we didn't have any hits on the dump name.
16295 * tree-optimize.c (register_one_dump_file):
16296 Pass in glob name as well.
16297 * tree-pass.h (struct dump_file_info): Add glob
16298 member.
16299
16300 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
16301
16302 PR preprocessor/16323
16303 * doc/invoke.texi: Document that -Wendif-labels is on by default.
16304
16305 2005-02-14 David Edelsohn <edelsohn@gnu.org>
16306
16307 PR target/19019
16308 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
16309 (trunctfdf2_internal1): New.
16310 (trunctfdf2_internal2): Renamed from trunctfdf2.
16311
16312 2005-02-14 Diego Novillo <dnovillo@redhat.com>
16313
16314 PR tree-optimization/19853
16315 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
16316
16317 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16318
16319 * passes.c (rest_of_handle_loop_optimize): Remove calls to
16320 delete_dead_jumptables and cleanup_cfg.
16321
16322 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
16323
16324 * reload.c (find_reloads): Swap address_reloaded flags when
16325 swapping commutative operands.
16326
16327 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
16328
16329 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16330 Use standard_iv_increment_position for computing the bsi position
16331 for create_iv.
16332 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16333 the bsi position.
16334
16335 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
16336
16337 PR target/17428
16338 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16339 life range of hard registers.
16340 * value-prof.c (insn_prefetch_values_to_profile): Only
16341 scan normal insns.
16342
16343 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
16344 profile in libcalls.
16345
16346 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
16347
16348 * bitmap.h (bitmap_and_compl_into): Return bool.
16349 * bitmap.c (bitmap_and_compl_into): Return changed flag.
16350
16351 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16352
16353 PR tree-optimization/19944
16354 * fold-const.c (fold): Re-add ABS_EXPR folding.
16355
16356 2005-02-13 David Edelsohn <edelsohn@gnu.org>
16357
16358 PR target/19019
16359 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
16360 {TARGET,MASK}_XL_COMPAT.
16361 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
16362 MASK_XL_COMPAT.
16363 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
16364 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
16365 TARGET_XL_COMPAT.
16366 (rs6000_arg_partial_bytes): Same.
16367 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
16368 and XL compatibility enabled.
16369 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
16370 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
16371 test to final condition.
16372 (cmptf_internal2): New.
16373 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
16374 xl-compat. Add TFmode information to description.
16375
16376 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
16377
16378 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
16379
16380 2005-02-13 Jason Merrill <jason@redhat.com>
16381
16382 PR c++/16405
16383 * fold-const.c (fold_indirect_ref_1): Split out from...
16384 (build_fold_indirect_ref): Here.
16385 (fold_indirect_ref): New fn.
16386 * tree.h: Declare it.
16387 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
16388 (gimplify_modify_expr_rhs): Likewise.
16389 (gimplify_expr): Likewise.
16390
16391 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16392
16393 PR tree-optimization/14303
16394 PR tree-optimization/15784
16395 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
16396 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
16397 ABS_EXPR<x> != 0 to x != 0.
16398
16399 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
16400
16401 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
16402 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
16403 spelling conventions.
16404
16405 * passes.c (rest_of_handle_gcse): Don't run cse_main and
16406 delete_trivially_dead_insns too many times.
16407
16408 * passes.c (rest_of_handle_gcse): Remove dead assignments to
16409 tem and tem2.
16410
16411 2005-02-12 Ira Rosen <irar@il.ibm.com>
16412
16413 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
16414 (vect_is_simple_iv_evolution): Remove redundant parameter
16415 and step check.
16416 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
16417 without last parameter.
16418 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
16419 Return pointer step. Call vect_is_simple_iv_evolution without
16420 last parameter. Check only that the step is multiple of size
16421 type. Remove stmt_vinfo updates.
16422 (vect_get_memtag_and_dr): Remove.
16423 (vect_get_memtag): New function.
16424 (vect_address_analysis): New function.
16425 (vect_object_analysis): New function.
16426 (vect_analyze_data_refs): Call vect_object_analysis and
16427 vect_get_memtag. Update stmt_vinfo fields.
16428
16429 2005-02-12 Ira Rosen <irar@il.ibm.com>
16430
16431 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
16432 exist and are objects. Remove checks for pointer.
16433 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
16434 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
16435 (vect_create_data_ref_ptr): Likewise.
16436 (vect_base_addr_differ_p): New function.
16437 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
16438 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
16439 Don't set the DR_BASE_NAME field of data-ref.
16440 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
16441
16442 2005-02-12 Uros Bizjak <uros@kss-loka.si>
16443
16444 * optabs.h (enum optab_index): Add new OTI_ldexp.
16445 (ldexp_optab): Define corresponding macro.
16446 * optabs.c (init_optabs): Initialize ldexp_optab.
16447 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
16448 patterns.
16449 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
16450 using ldexp_optab.
16451 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
16452 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
16453
16454 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
16455 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
16456 intrinsics.
16457
16458 2005-02-12 Ira Rosen <irar@il.ibm.com>
16459
16460 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
16461 to base_address.
16462 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
16463 stmt_vec_info.
16464 (vect_get_base_and_offset): Always return an address.
16465 (vect_create_addr_base_for_vector_ref): Remove treatment for
16466 different data reference types.
16467 (vect_compute_data_ref_alignment): Rename base to base_address in
16468 stmt_vec_info. Get the object in order to force its alignment.
16469 (vect_get_memtag_and_dr): Rename base to base_address in
16470 stmt_vec_info. Extract the object for memtag analysis.
16471
16472 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
16473
16474 PR regression/19898.
16475 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
16476 changes cc_status, use apply modified_in_p to part of cc_status
16477 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
16478 body.
16479
16480 2005-02-11 Richard Henderson <rth@redhat.com>
16481
16482 * tree-complex.c (expand_complex_libcall): New.
16483 (expand_complex_multiplication): Use it for c99 compliance.
16484 (expand_complex_division): Likewise.
16485 * fold-const.c (fold_complex_add, fold_complex_mult): New.
16486 (fold): Call them.
16487 * builtins.c (built_in_names): Remove const.
16488 * tree.c (build_common_builtin_nodes): Build complex arithmetic
16489 builtins.
16490 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
16491 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
16492 (built_in_names): Remove const.
16493 * c-common.c (c_common_type_for_mode): Handle complex modes.
16494 * flags.h, toplev.c (flag_complex_method): Rename from
16495 flag_complex_divide_method.
16496 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
16497 __mulsc3, __muldc3, __mulxc3, __multc3): New.
16498 * libgcc2.h: Declare them.
16499 * libgcc-std.ver: Export them.
16500 * mklibgcc.in (lib2funcs): Build them.
16501
16502 2005-02-11 Steven Bosscher <stevenb@suse.de>
16503
16504 PR tree-optimization/19876
16505 Partially revert my change from 2005-01-14
16506 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
16507 (compute_antic): ...and remove the loop here.
16508
16509 2005-02-11 Jakub Jelinek <jakub@redhat.com>
16510
16511 PR middle-end/19858
16512 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
16513 is number of inner's bits, avoid creating a BIT_FIELD_REF.
16514
16515 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
16516 crtend.o if -pie. Use %{x:a;:b} spec syntax.
16517
16518 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
16519
16520 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
16521 offsets for the big-endian 32-bit case.
16522
16523 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
16524
16525 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
16526
16527 2005-02-11 Dale Johannesen <dalej@apple.com>
16528
16529 * cselib.c (cselib_process_insn): Clear out regs where
16530 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
16531 * reload.c (find_equiv_reg): Ditto.
16532
16533 2005-02-11 Ian Lance Taylor <ian@airs.com>
16534
16535 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
16536 with no elements.
16537
16538 * tree.c (build_function_type_list): Work correctly if there are
16539 no arguments.
16540
16541 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
16542
16543 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
16544 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
16545 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
16546 TARGET_ZARCH instead of TARGET_64BIT.
16547
16548 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
16549
16550 * config/rs6000/t-rtems:
16551 (MULTILIB_OPTIONS): Remove mcpu=602.
16552 (MUTLILIB_DIRNAMES): Remove m602.
16553 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
16554 Let mcpu=602 match mcpu=603.
16555 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
16556
16557 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16558
16559 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
16560 signal trampolines.
16561
16562 2005-02-10 David Daney <ddaney@avtrex.com>
16563
16564 * config/alpha/linux-unwind.h: Add exception clause to copyright.
16565 * config/i386/linux-unwind.h: Likewise.
16566 * config/ia64/linux-unwind.h: Likewise.
16567 * config/mips/linux-unwind.h: Likewise.
16568 * config/pa/linux-unwind.h: Likewise.
16569 * config/rs6000/linux-unwind.h: Likewise.
16570 * config/s390/linux-unwind.h: Likewise.
16571 * config/sh/linux-unwind.h: Likewise.
16572 * config/sparc/linux-unwind.h: Likewise.
16573
16574 2005-02-10 Steven Bosscher <stevenb@suse.de>
16575
16576 PR tree-optimization/17549
16577 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
16578 TER to replace a DEF with its expression if the DEF and the
16579 rhs of the expression we replace into have the same root
16580 variable.
16581
16582 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
16583
16584 * config/mips/mips.md: Fix the placement of the match_scratch in the
16585 lea64 peephole2.
16586
16587 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16588
16589 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
16590 Fix comment typos.
16591
16592 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
16593
16594 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
16595 (strip_offset): Handle addresses.
16596 (add_address_candidates): Use strip_offset.
16597 (difference_cost): Reflect strip_offset change.
16598 (force_var_cost, difference_cost): Strip nops.
16599
16600 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
16601
16602 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
16603
16604 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
16605 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
16606 config/cris/cris-protos.h, config/cris/cris.c: Update
16607 copyright.
16608
16609 2005-02-10 Jeff Law <law@redhat.com>
16610
16611 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
16612 (lookup_avail_expr): Similarly.
16613
16614 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
16615
16616 * builtins.c (fold_builtin_powi): New function.
16617 (fold_builtin_1): Call it.
16618
16619 2005-02-10 Steven Bosscher <stevenb@suse.de>
16620
16621 PR documentation/19309
16622 * doc/cpp.texi: The __GNUC__ and related predefined macros
16623 are also defined for the "standalone" cpp.
16624 Some non-GCC compilers may also define __GNUC__.
16625
16626 2005-02-10 Jakub Jelinek <jakub@redhat.com>
16627
16628 PR c/19342
16629 * c-typeck.c (common_type): New routine. Old common_type renamed
16630 to...
16631 (c_common_type): ...this.
16632 (build_conditional_expr, build_binary_op): Use c_common_type instead
16633 of common_type.
16634
16635 2005-02-10 Steven Bosscher <stevenb@suse.de>
16636
16637 * doc/md.texi: Replace @samp{length} with @code{length}.
16638
16639 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
16640
16641 PR tree-optimization/18687
16642 * tree-flow.h (find_loop_niter): Declare.
16643 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
16644 Try using scev even for loops with more than one exit.
16645 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
16646 (struct ivopts_data): Added niters field.
16647 (struct nfe_cache_elt): New.
16648 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
16649 functions.
16650 (tree_ssa_iv_optimize_init): Initialize niters cache.
16651 (determine_number_of_iterations): Removed.
16652 (find_induction_variables): Do not call determine_number_of_iterations.
16653 Access niters for single exit through niter_for_single_dom_exit.
16654 (add_iv_outer_candidates): Access niters for single exit through
16655 niter_for_single_dom_exit.
16656 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
16657 number_of_iterations_cond.
16658 (iv_period): New function.
16659 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
16660 (may_replace_final_value): Take data argument. Use
16661 niter_for_single_dom_exit.
16662 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
16663 (rewrite_use_compare): Pass data to may_eliminate_iv.
16664 (rewrite_use_outer): Pass data to may_replace_final_value.
16665 (free_loop_data): Clean up the niters cache.
16666 (tree_ssa_iv_optimize_finalize): Free the niters cache.
16667 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
16668 * tree-ssa-loop-niter.c (find_loop_niter): New function.
16669 (find_loop_niter_by_eval): Use tree_int_cst_lt.
16670 (num_ending_zeros): Moved to tree.c.
16671 * tree.h (num_ending_zeros): Declare.
16672 * tree.c (num_ending_zeros): Moved from tree.c.
16673
16674 2005-02-09 Richard Henderson <rth@redhat.com>
16675
16676 * builtins.c (DEF_BUILTIN): Add COND argument.
16677 * tree.h (DEF_BUILTIN): Likewise.
16678 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
16679 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
16680 match.
16681 (DEF_BUILTIN_STUB): New.
16682 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
16683 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
16684 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
16685 * c-common.c (DEF_BUILTIN): Add COND argument.
16686 * tree.c (local_define_builtin): New.
16687 (build_common_builtin_nodes): New.
16688
16689 2005-02-09 Roger Sayle <roger@eyesopen.com>
16690
16691 * fold-const.c (fold_strip_sign_ops): New function to simplify a
16692 floating point expression ignoring the sign of the result.
16693 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
16694 (fold) <MULT_EXPR>: Use it to simplify x*x.
16695 * tree.h (fold_strip_sign_ops): Prototype here.
16696 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
16697 argument. Use fold_strip_sign_ops to simplify the first argument.
16698 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
16699 first argument when the second argument is an even integer
16700 constant, but only with -funsafe_math_optimizations.
16701 (fold_builtin_1): Update call to fold_builtin_copysign.
16702
16703 2005-02-09 Ian Lance Taylor <ian@airs.com>
16704
16705 PR middle-end/19583
16706 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
16707 just check whether EH_FILTER_FAILURE falls through.
16708
16709 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
16710
16711 * gcc/haifa-sched.c (schedule_block): Make queued sched group
16712 insns return to ready list in the next turn.
16713
16714 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16715
16716 PR middle-end/19402
16717 * builtins.def: New __builtin_powi[lf].
16718 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
16719 (expand_builtin_powi): New function.
16720 (expand_builtin): Dispatch to expand_builtin_powi.
16721 * libgcc2.h: Add prototypes for __builtin_powi[lf].
16722 * libgcc2.c: Add __builtin_powi[lf] implementation.
16723 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
16724 * optabs.h: Add powi_optab.
16725 * optabs.c (init_optabs): Initialize powi_optab.
16726 * doc/extend.texi: Document __builtin_powi[lf].
16727
16728 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
16729
16730 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
16731 exists.
16732
16733 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
16734
16735 PR middle-end/19854
16736 * fold-const.c (try_move_mult_to_index): Remove redundant
16737 type argument. Create ADDR_EXPR with correct type.
16738 (fold): Update callers of try_move_mult_to_index. Convert
16739 result to the appropriate type.
16740
16741 2005-02-09 Roger Sayle <roger@eyesopen.com>
16742
16743 PR target/19597
16744 * config/avr/avr.c (default_rtx_costs): Delete.
16745 (avr_operand_rtx_cost): New function.
16746 (avr_rtx_costs): Completely rewrite.
16747
16748 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
16749
16750 PR target/19806
16751 * config/cris/cris.c (in_code): New variable.
16752 (cris_output_addr_const): Now a static function, a wrapper for
16753 output_addr_const.
16754 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
16755 case from old cris_output_addr_const.
16756 (cris_asm_output_label_ref): Similar for LABEL_REF.
16757 (cris_output_addr_const_extra): Similar for UNSPEC.
16758 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
16759 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
16760 * config/cris/cris-protos.h (cris_output_addr_const): Remove
16761 declaration.
16762 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
16763 (cris_asm_output_label_ref): Declare.
16764
16765 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
16766
16767 PR preprocessor/19801
16768 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
16769 filenames that changed when libcpp was moved to the toplevel.
16770
16771 2005-02-07 Roger Sayle <roger@eyesopen.com>
16772
16773 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16774 zero extensions of BImode operands. Call lowpart_subreg instead
16775 of gen_lowpart_common and gen_lowpart_SUBREG.
16776
16777 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
16778
16779 PR ada/19489
16780 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
16781 * configure.ac: Set cc_for_cross_gnattools.
16782 * configure: Regenerate.
16783
16784 2005-02-08 Alan Modra <amodra@bigpond.net.au>
16785
16786 PR target/19803
16787 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
16788
16789 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16790
16791 PR debug/19327
16792 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
16793 of nested functions.
16794
16795 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
16796
16797 * doc/extend.texi: Document deprecated extensions allowing
16798 static floating-point members to have initializers and allowing
16799 floating-point literals in integral constant expressions.
16800
16801 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
16802
16803 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
16804 config/darwin7.h, config/mips/mips.c,
16805 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
16806 Update copyright.
16807
16808 * cse.c: Update comments.
16809
16810 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
16811
16812 PR middle-end/19775
16813 * builtins.c (fold_builtin_sqrt): Transform
16814 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
16815 pow(x,y*0.5).
16816
16817 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
16818 Dorit Naishlos <dorit@il.ibm.com>
16819
16820 * doc/invoke.texi (ftree-vectorizer-verbose): New.
16821 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
16822 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
16823 was added.
16824 * tree.h (vect_set_verbosity_level): New extern function declaration
16825 added.
16826 * tree-vectorizer.h (verbosity_levels): New enum type.
16827 * tree-vectorizer.c (vect_debug_stats): Function removed.
16828 (vect_debug_details): Likewise.
16829 (vect_verbosity_level): Global variable was defined and initialized.
16830 (vect_dump): Global variable definition.
16831 (vect_print_dump_info): New function.
16832 (vect_set_dump_settings): New function.
16833 (vect_set_verbosity_level): New function.
16834 (vectorize_loops): Add call to vect_set_dump_settings.
16835
16836 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
16837 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
16838 (slpeel_tree_peel_loop_to_edge): Likewise.
16839
16840 (vect_analyze_offset_expr): Call to vect_print_dump_info with
16841 appropriate verbosity level instead of call to vect_debug_details
16842 or vect_debug_stats.
16843 (vect_get_base_and_offset):
16844 (vect_create_addr_base_for_vector_ref):
16845 (get_vectype_for_scalar_type):
16846 (vect_create_data_ref_ptr):
16847 (vect_init_vector):
16848 (vect_get_vec_def_for_operand):
16849 (vect_finish_stmt_generation):
16850 (vectorizable_assignment):
16851 (vectorizable_operation):
16852 (vectorizable_store):
16853 (vectorizable_load):
16854 (vect_transform_stmt):
16855 (vect_update_ivs_after_vectorizer):
16856 (vect_do_peeling_for_loop_bound):
16857 (vect_update_inits_of_drs):
16858 (vect_do_peeling_for_alignment):
16859 (vect_transform_loop):
16860 (vect_is_simple_use):
16861 (vect_analyze_operations):
16862 (vect_is_simple_iv_evolution):
16863 (vect_analyze_scalar_cycles):
16864 (vect_analyze_data_ref_dependence):
16865 (vect_analyze_data_ref_dependences):
16866 (vect_compute_data_ref_alignment):
16867 (vect_enhance_data_refs_alignment):
16868 (vect_analyze_data_refs_alignment):
16869 (vect_analyze_data_ref_access):
16870 (vect_analyze_data_ref_accesses):
16871 (vect_analyze_pointer_ref_access):
16872 (vect_get_memtag_and_dr):
16873 (vect_analyze_data_refs):
16874 (vect_mark_relevant):
16875 (vect_stmt_relevant_p):
16876 (vect_mark_stmts_to_be_vectorized):
16877 (vect_can_advance_ivs_p):
16878 (vect_get_loop_niters):
16879 (vect_analyze_loop_form):
16880 (vect_analyze_loop):
16881 (vectorize_loops): Likewise.
16882
16883 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
16884 (vect_update_inits_of_drs):
16885 (vect_do_peeling_for_alignment):
16886 (vect_transform_loop):
16887 (vect_analyze_operations):
16888 (vect_analyze_scalar_cycles):
16889 (vect_analyze_data_ref_dependences):
16890 (vect_analyze_data_refs_alignment):
16891 (vect_analyze_data_ref_accesses):
16892 (vect_analyze_data_refs):
16893 (vect_mark_stmts_to_be_vectorized):
16894 (vect_get_loop_niters):
16895 (vect_analyze_loop_form):
16896 (vect_analyze_loop): Likewise.
16897 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
16898
16899 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
16900
16901 PR bootstrap/19796
16902 Revert:
16903 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
16904 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16905 either -ffast-math or -funsafe-math-optimizations is in use.
16906
16907 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
16908 * config/mips/irix-csr.c: New file.
16909 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
16910 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
16911 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
16912 executables.
16913
16914 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
16915
16916 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
16917 redundant, incorrect definitions.
16918
16919 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
16920 expand.
16921 ("*tls_indirect_call"): New, reference hard regs directly.
16922 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
16923
16924 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16925
16926 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
16927 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
16928
16929 2005-02-06 Roger Sayle <roger@eyesopen.com>
16930
16931 PR rtl-optimization/19800
16932 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
16933 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
16934 gen_lowpart.
16935
16936 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
16937
16938 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
16939
16940 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
16941
16942 PR other/17135
16943 * doc/invoke.texi: Correct documentation of -freorder-functions.
16944
16945 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16946
16947 PR other/14402
16948 * doc/invoke.texi: Don't mention gccbug.
16949
16950 2005-02-06 Roger Sayle <roger@eyesopen.com>
16951 Andrew Pinski <pinskia@physics.uc.edu>
16952 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
16953
16954 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16955 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
16956 into just (zero_extract:SI FOO (const_int 1) BAR).
16957
16958 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16959
16960 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
16961 macro locally. Don't give last revision date. Use GCC version
16962 number from gcc-common.texi.
16963 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
16964 revision date. Use GCC version number from gcc-common.texi.
16965 Describe being a library as current state rather than as 3.x
16966 history.
16967 * doc/gcc.texi: Remove last update date.
16968 * doc/gccint.texi: Likewise. Update copyright dates.
16969 * doc/install.texi: Update copyright dates.
16970
16971 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
16972
16973 PR other/7549
16974 * doc/invoke.texi: Mention for each option included in -Wall that
16975 it is included in -Wall.
16976 * doc/gcc.texi: Update copyright and last modification date.
16977
16978 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16979
16980 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
16981 unnecessary cast to original induction variable increments.
16982
16983 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
16984
16985 PR tree-optimization/18219
16986 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
16987 in distributed form.
16988
16989 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
16990
16991 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
16992 Set bitpos and offset later in the function. Do nothing if the
16993 target is a register and if the bitfield lies completely outside
16994 that register.
16995 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
16996 here. Return an uninitialised register if the source value is stored
16997 in a register and the bitfield lies completely outside that register.
16998
16999 2005-02-06 Steven Bosscher <stevenb@suse.de>
17000
17001 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17002 not SET_DEST.
17003
17004 2005-02-06 Marcin Dalecki <martin@dalecki.de>
17005
17006 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17007
17008 2005-02-06 Geoffrey Keating <geoffk@apple.com>
17009
17010 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17011 * config/darwin8.h: New.
17012 * config/darwin7.h: Update comment.
17013
17014 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17015 Dorit Naishlos <dorit@il.ibm.com>
17016
17017 * tree-vectorizer.h (LOC): New type.
17018 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17019 (loop_line_number): New field in struct _loop_vec_info.
17020 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17021
17022 * tree-vectorizer.c (input.h): Included.
17023 (find_loop_location): New function.
17024 (vect_debug_stats): Argument changed from loop to LOC. Computation of
17025 loop line number removed.
17026 (vect_debug_details): Likewise.
17027 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17028
17029 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17030 call to vect_debug_details/stats changed from loop to loop_loc.
17031 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17032 (slpeel_tree_peel_loop_to_edge): Likewise.
17033
17034 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17035 changed from NULL to UNKNOWN_LOC.
17036 (vect_get_base_and_offset):
17037 (vect_create_addr_base_for_vector_ref):
17038 (get_vectype_for_scalar_type):
17039 (vect_create_data_ref_ptr):
17040 (vect_init_vector):
17041 (vect_get_vec_def_for_operand):
17042 (vect_finish_stmt_generation):
17043 (vectorizable_assignment):
17044 (vectorizable_operation):
17045 (vectorizable_store):
17046 (vectorizable_load):
17047 (vect_transform_stmt):
17048 (vect_update_ivs_after_vectorizer):
17049 (vect_do_peeling_for_loop_bound):
17050 (vect_do_peeling_for_alignment):
17051 (vect_transform_loop):
17052 (vect_is_simple_use):
17053 (vect_analyze_operations):
17054 (vect_is_simple_iv_evolution):
17055 (vect_analyze_scalar_cycles):
17056 (vect_analyze_data_ref_dependences):
17057 (vect_compute_data_ref_alignment):
17058 (vect_enhance_data_refs_alignment):
17059 (vect_analyze_data_ref_access):
17060 (vect_analyze_data_ref_accesses):
17061 (vect_analyze_pointer_ref_access):
17062 (vect_get_memtag_and_dr):
17063 (vect_analyze_data_refs):
17064 (vect_mark_relevant):
17065 (vect_stmt_relevant_p):
17066 (vect_mark_stmts_to_be_vectorized):
17067 (vect_can_advance_ivs_p):
17068 (vect_get_loop_niters):
17069 (vect_analyze_loop):
17070 (vectorize_loops): Likewise.
17071
17072 (vectorizable_load): Argument in call to vect_debug_details/stats
17073 changed from loop to LOOP_LOC (loop_vinfo).
17074 (vect_transform_loop):
17075 (vect_analyze_operations):
17076 (vect_analyze_scalar_cycles):
17077 (vect_analyze_data_ref_dependence):
17078 (vect_enhance_data_refs_alignment):
17079 (vect_analyze_data_ref_accesses):
17080 (vect_analyze_pointer_ref_access):
17081 (vect_analyze_data_refs):
17082 (vect_analyze_loop): Likewise.
17083
17084 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
17085 changed from loop to loop_loc.
17086
17087 (vect_enhance_data_refs_alignment): Removed unused variable loop.
17088
17089 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17090 Dorit Naishlos <dorit@il.ibm.com>
17091
17092 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
17093 declaration added.
17094 (vect_analyze_data_ref_dependences): Likewise.
17095
17096 (vect_is_simple_use): Argument changed from loop structure to
17097 loop_vect_info structure.
17098 (vect_can_advance_ivs_p): Likewise.
17099 (vect_create_index_for_vector_ref): Likewise.
17100 (vect_update_ivs_after_vectorizer): Likewise.
17101 (new_stmt_vec_info): Likewise.
17102
17103 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
17104 changed from loop to loop_vinfo.
17105 (vect_create_data_ref_ptr): First argument in call to
17106 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
17107 (vectorizable_assignment): Second argument in call to vect_is_simple_use
17108 was changed from loop to loop_vinfo.
17109 (vectorizable_operation): Likewise.
17110 (vectorizable_store): Likewise.
17111 (vect_mark_stmts_to_be_vectorized): Likewise.
17112 (vect_do_peeling_for_loop_bound): First argument in call to
17113 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
17114 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
17115 was changed from loop to loop_vinfo.
17116 (vect_analyze_data_ref_dependences): Third argument in call to
17117 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
17118
17119 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
17120 (vect_create_data_ref_ptr): Likewise.
17121 (vect_init_vector): Likewise.
17122 (vect_get_vec_def_for_operand): Likewise.
17123 (vectorizable_assignment): Likewise.
17124 (vectorizable_operation): Likewise.
17125 (vectorizable_store): Likewise.
17126 (vectorizable_load): Likewise.
17127 (vect_update_ivs_after_vectorizer): Likewise.
17128 (vect_is_simple_use): Likewise.
17129 (vect_analyze_data_ref_dependence): Likewise.
17130 (vect_analyze_pointer_ref_access): Likewise.
17131 (vect_can_advance_ivs_p): Likewise.
17132
17133 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
17134 before _stmt_vec_info.
17135 (_stmt_vec_info): Loop field replaced by loop_vec_info.
17136 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
17137 (new_stmt_vec_info): Argument changed from loop structure to
17138 loop_vect_info structure
17139
17140 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
17141 (vect_analyze_offset_expr): Avoid 80 columns overflow.
17142 (vect_create_addr_base_for_vector_ref): Likewise.
17143 (vect_analyze_pointer_ref_access): Likewise.
17144
17145 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17146
17147 PR tree-opt/19768
17148 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
17149 phi flag if the phi is abnormal.
17150
17151 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17152
17153 PR tree-opt/19736
17154 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
17155 information for the new statement.
17156
17157 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17158
17159 PR driver/19117
17160 * gcc.c (main): Include the target in -v output.
17161
17162 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
17163
17164 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
17165 Do not drop the extend if we'd have to add a paradoxical subreg
17166 later. Include optabs.h and insn-codes.h.
17167 * Makefile.in (combine.o): Depend on $(OPTABS_H).
17168
17169 2005-02-02 Roger Sayle <roger@eyesopen.com>
17170
17171 PR middle-end/19405
17172 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17173 * fold-const.c (const_binop): Avoid constant folding floating
17174 point operations in modes that use composite representations.
17175 * simplify-rtx.c (simplify_binary_operation): Likewise.
17176
17177 2005-02-02 Geoffrey Keating <geoffk@apple.com>
17178
17179 * config/rs6000/altivec.md (altivec_dst): Make the first operand
17180 a REG, not a MEM.
17181 (altivec_dstt): Likewise.
17182 (altivec_dstst): Likewise.
17183 (altivec_dststt): Likewise.
17184 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17185 of first operand.
17186
17187 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17188
17189 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17190 EXPR_LOCUS from orig_cond to the new cond_stmt.
17191 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17192 the new vec_stmt.
17193
17194 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17195
17196 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17197 standard_iv_increment_position. Remove call to bsi_next
17198 (no need to bump the iterator anymore).
17199 (vect_create_index_for_vector_ref): Call
17200 standard_iv_increment_position. Remove second function argument.
17201 (vect_finish_stmt_generation): Remove call to bsi_next
17202 (no need to bump the iterator anymore).
17203 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17204 to vect_create_index_for_vector_ref.
17205
17206 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17207
17208 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17209 phis are used out of the loop.
17210
17211 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17212
17213 PR c/17807
17214 * c-decl.c (undef_nested_function): New variable.
17215 (pop_scope): Diagnose undefined nested functions.
17216 (finish_function): Don't attempt cgraph processing or genericizing
17217 if current top-level function contained an undefined nested
17218 function. Reset undef_nested_function at the end of a top-level
17219 function.
17220
17221 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
17222
17223 * tree.c (build_int_cst_type): Take sign of the value into account
17224 when deciding whether sign extend the value.
17225
17226 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17227
17228 PR c/18502
17229 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17230 (cpp_options, cc1_options): Change %{std*&ansi} to
17231 %{std*&ansi&trigraphs}.
17232
17233 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17234
17235 * cse.c: Update comments.
17236
17237 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
17238
17239 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17240 arguments go on the stack. Do not put complex doubles in odd/even
17241 pairs.
17242
17243 2005-02-02 Steven Bosscher <stevenb@suse.de>
17244
17245 * doc/invoke.texi: Update the options enabled at -O1, -O2,
17246 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
17247 -ftree-pre, and -fthread-jumps.
17248
17249 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
17250
17251 PR tree-optimization/19578
17252 * tree-flow.h (modified_noreturn_calls): Declare.
17253 (noreturn_call_p): Declare.
17254 * tree-flow-inline.h (noreturn_call_p): New function.
17255 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17256 * tree-cfg.c (modified_noreturn_calls): New variable.
17257 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
17258 that contain a mid-block noreturn call.
17259 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17260
17261 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17262
17263 * df.c (df_def_record_1, df_uses_record): Don't use
17264 DF_FOR_REGALLOC.
17265 * df.h (DF_FOR_REGALLOC): Remove.
17266
17267 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17268
17269 PR c/19435
17270 * c-typeck.c (really_start_incremental_init): Reset
17271 constructor_max_index for arrays of incomplete type.
17272
17273 2005-02-02 Jeff Law <law@redhat.com>
17274
17275 * gcse.c (struct reg_set): Store the block index where the register
17276 was set rather than the setting insn.
17277 (record_one_set, compute_transp): Corresponding changes.
17278 (pre_insert_copy_insn): Do not call replace_one_set.
17279 (replace_one_set): Remove.
17280
17281 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17282
17283 PR other/15514
17284 * doc/gcov.texi: Fix typo.
17285
17286 2005-02-01 Richard Henderson <rth@redhat.com
17287
17288 PR target/19680
17289 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17290 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17291 type to bool.
17292 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17293 * config/i386/i386-protos.h: Update.
17294
17295 2005-02-01 Steven Bosscher <stevenb@suse.de>
17296
17297 PR tree-optimization/19217
17298 * tree-cfg.c (verify_expr): Use the data field to see if TP was
17299 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
17300 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
17301 that it is walking a PHI node.
17302
17303 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
17304
17305 * doc/extend.texi (Nested Functions): Update.
17306
17307 2005-02-01 Richard Henderson <rth@redhat.com>
17308
17309 PR 19696
17310 * optabs.c (expand_copysign_absneg): Export.
17311 * optabs.h (expand_copysign_absneg): Declare.
17312 * config/rs6000/rs6000.md (copysigntf3): New.
17313
17314 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17315
17316 PR tree-optimization/19633
17317 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
17318 * tree-ssa-alias.c (init_alias_info): Initialize.
17319 (merge_pointed_to_info): Set.
17320 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
17321 (dump_points_to_info_for): Show value of pt_null.
17322 (struct count_ptr_d): Declare.
17323 (find_ptr_dereference): Remove.
17324 (ptr_is_dereferenced_by): Remove.
17325 (count_ptr_derefs): New local function.
17326 (count_uses_and_derefs): New local function.
17327 (compute_points_to_and_addr_escape): Call it. If the number
17328 of dereferences is greater than zero, mark the pointer as
17329 dereferenced. If there are fewer dereferences than uses of
17330 the pointer, the pointer's value escapes.
17331
17332 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17333
17334 PR tree-optimization/19670
17335 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17336 here...
17337 (verify_use): ... set it here, instead.
17338
17339 2005-02-01 Janis Johnson <janis187@us.ibm.com>
17340
17341 * doc/sourcebuild.texi (Test directives): Fix formatting.
17342
17343 * doc/sourcebuild.texi (Test directives): Describe selector
17344 expressions.
17345
17346 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
17347
17348 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
17349 specific 64-bit CPUs.
17350
17351 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
17352
17353 PR target/16201
17354 * arm.c (arm_eliminable_register): New function.
17355 (adjacent_mem_locations): Don't allow eliminable registers. Use
17356 HOST_WIDE_INT for address offsets.
17357 * arm-protos.h (arm_eliminable_register): Add prototype.
17358
17359 2005-02-01 Steven Bosscher <stevenb@suse.de>
17360
17361 PR optimization/15242
17362 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
17363 * basic-block.h (duplicate_computed_gotos): Add prototype.
17364 * bb-reorder.c (duplicate_computed_gotos): New function to
17365 duplicate sufficiently small blocks ending in a computed jump.
17366 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
17367 if not optimizing for size.
17368 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
17369 never do tail merging for blocks ending in a computed jump.
17370 * doc/invoke.texi: Document the max-goto-duplication-insns param.
17371
17372 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
17373
17374 Patch from Richard Sandiford <rsandifo@redhat.com>
17375 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
17376 from inheriting a subreg equivalence with a non-spill register.
17377
17378 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
17379
17380 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
17381
17382 * config/frv/frv.c (movcc_fp_destination_operand): New.
17383 (gpr_or_memory_operand): Fix typo in comment.
17384 (gpr_or_memory_operand_with_scratch): New.
17385 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
17386 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
17387 movcc_fp_destination_operand.
17388 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
17389 Legitimize memory addresses using a scratch register.
17390
17391 2005-01-31 Jeff Law <law@redhat.com>
17392
17393 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
17394 bitmap a sparse bitmap instead of a simple bitmap.
17395 (mark_def_sites_initialize_block): Corresponding changes.
17396 (ssa_mark_def_sites_initialize_block): Likewise.
17397 (ssa_mark_phi_uses): Likewise.
17398 (mark_def_site, ssa_mark_def_sites): Likewise.
17399 (mark_def_site_blocks): Likewise.
17400 (rewrite_ssa_into_ssa): Likewise.
17401
17402 * tree-ssa-dom.c (record_cond): Pass correct variable type
17403 for last argument to htab_find_slot_with_hash.
17404
17405 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
17406 effects when optimizing 0 % X. Do not try to optimize X % 0.
17407
17408 2005-01-31 James E. Wilson <wilson@specifixinc.com>
17409
17410 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
17411 1_mmalua.
17412
17413 2005-02-01 Eric Christopher <echristo@redhat.com>
17414
17415 * config/mips/mips.c (override_options): Warn if -mint64
17416 is used.
17417 * doc/invoke.texi (MIPS Options): Document that -mint64 is
17418 deprecated.
17419
17420 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
17421
17422 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
17423 timestamp.
17424 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
17425 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
17426 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
17427 (cached_regno): Initialize to INVALID_REGNUM.
17428 (cse_reg_info_table_size,
17429 cse_reg_info_table_first_uninitialized,
17430 cse_reg_info_timestamp): New.
17431 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
17432 get_cse_reg_info.
17433 (init_cse_reg_info, get_cse_reg_info_1): New.
17434 (get_cse_reg_info): Cache the last look-up.
17435 (new_basic_block): Update the code to clear mappings from
17436 registers to cse_reg_info entries.
17437 (cse_main): Call init_cse_reg_info.
17438
17439 * cse.c (get_cse_reg_info): Update a comment.
17440
17441 2005-01-31 Steven Bosscher <stevenb@suse.de>
17442
17443 PR c/19333
17444 * c-decl.c (start_decl): Do not warn about arrays of elements with
17445 an incomplete type here.
17446 (grokdeclarator): Do it here by making a pedwarn an error.
17447 * c-typeck.c (push_init_level): If there were previous errors with
17448 the constructor type, do not warn about braces for initializers.
17449 (process_init_element): Likewise for excess initializer elements.
17450
17451 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
17452
17453 * cse.c (delete_trivially_dead_insn): Don't iterate.
17454
17455 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
17456
17457 * config/rs6000/rs6000.md (copysignsf3): New expand.
17458 (copysigndf3): Likewise.
17459
17460 2005-01-31 Steven Bosscher <stevenb@suse.de>
17461
17462 * recog.c (constrain_operands): Only look for earlyclobber operand
17463 conflicts if an '&' constraint was seen.
17464
17465 2005-01-31 Marc Espie <espie@openbsd.org>
17466
17467 * config.gcc: Don't include embedded systems fragment, switches default
17468 debugging format to ELF.
17469 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
17470 longer pick it up there.
17471
17472 2005-01-31 Dale Johannesen <dalej@apple.com>
17473
17474 * doc/extend.texi (nested functions): Fix linkage description.
17475 Clarify that static is not allowed.
17476
17477 2005-01-31 Dale Johannesen <dalej@apple.com>
17478
17479 * config/rs6000/darwin.md (movsf_low_di): Make work.
17480 (movdf_low_di): Make work.
17481
17482 2005-01-31 Dale Johannesen <dalej@apple.com>
17483
17484 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
17485 Make work for 64 bit.
17486
17487 2005-01-31 Roger Sayle <roger@eyesopen.com>
17488 Dale Johannesen <dalej@apple.com>
17489
17490 PR middle-end/19650
17491 * fold-const.c (fold_binary_op_with_conditional_arg):
17492 Make types match original operands, before STRIP_NOPS.
17493
17494 2005-01-31 Alan Modra <amodra@bigpond.net.au>
17495
17496 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
17497 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
17498 (struct gcc_sigcontext): Delete. Merge contents to..
17499 (struct gcc_ucontext): ..here.
17500 (get_sigcontext): Delete.
17501 (get_regs): New function, like get_sigcontext but return regs ptr.
17502 64-bit version finds regs from r1 to support vdso.
17503 (ppc_linux_aux_vector): New function.
17504 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
17505 and vector regs.
17506
17507 2005-01-31 Ira Rosen <irar@il.ibm.com>
17508
17509 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
17510 sizetype.
17511 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
17512 redundant fold. Fix misalignment for MINUS_EXPR.
17513 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
17514 (vect_analyze_pointer_ref_access): Likewise.
17515 (vect_get_memtag_and_dr): Likewise.
17516
17517 2005-01-31 Richard Henderson <rth@redhat.com>
17518
17519 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
17520 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
17521 absnegdf2_i387, absnegxf2_i387): Likewise.
17522
17523 2005-01-31 Richard Henderson <rth@redhat.com>
17524
17525 PR 19696
17526 * optabs.c (expand_copysign_absneg): New.
17527 (expand_copysign_bit): Split out from ...
17528 (expand_copysign): ... here. Use expand_copysign_absneg.
17529
17530 2005-01-30 Roger Sayle <roger@eyesopen.com>
17531
17532 PR middle-end/19697
17533 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
17534 constant as the second operand and a register as the third.
17535
17536 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
17537
17538 PR target/19704
17539 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
17540 that dllimport'd functions do not use all call-clobbered registers
17541 to pass parameters.
17542
17543 2005-01-30 Richard Henderson <rth@redhat.com>
17544
17545 PR 19696
17546 * optabs.c (expand_absneg_bit): Split out from expand_unop and
17547 expand_abs_nojump and generalize. Use operand_subword and
17548 emit_no_conflict_block. Support large modes.
17549 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
17550 back to maximum.
17551 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
17552 negation to subtraction.
17553 (expand_copysign): Check that the format has signed zeros.
17554 Use operand_subword and emit_no_conflict_block. Support large modes.
17555
17556 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
17557
17558 Fix PR tree-optimization/19624
17559
17560 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
17561 * tree-ssa-pre.c: Add cfgloop.h.
17562 Update comment.
17563 (pre_stats): New member, constified.
17564 (inserted_exprs): New static variable.
17565 (NECESSARY): New macro.
17566 (create_expression_by_pieces): Fold the expression, and
17567 mark it as defaulting to not necessary. Also put in
17568 inserted_exprs.
17569 (fully_constant_expression): New function.
17570 (insert_into_preds_of_block): Modify to not insert phis when we
17571 are playing with induction variables.
17572 Push phis onto the inserted_exprs vector, and mark them as not
17573 necessary by default.
17574 (insert_aux): Call fully_constant_expression on eprime.
17575 If all edges produce the same value, mark it constant.
17576 (mark_operand_necessary): New function.
17577 (remove_dead_inserted_code): New function.
17578 (init_pre): Init loop optimizer to get loop info.
17579 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
17580 (execute_pre): Commit edge inserts, then remove dead code.
17581
17582 2005-01-30 Richard Henderson <rth@redhat.com>
17583
17584 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
17585 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
17586
17587 2005-01-30 Richard Henderson <rth@redhat.com>
17588
17589 PR target/19700
17590 * config/i386/i386.c (ix86_expand_copysign): New.
17591 (ix86_split_copysign_const): New.
17592 (ix86_split_copysign_var): Rename from ix86_split_copysign,
17593 rearrange op1/nmask operands.
17594 * config/i386/i386-protos.h: Update.
17595 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
17596 (copysigndf3): Likewise.
17597 (copysignsf3_const, copysigndf3_const): New.
17598 (copysignsf3_var): Rename from copysignsf3, split out splitter
17599 and fix split predicate for X constraint.
17600 (copysigndf3_var): Similarly.
17601
17602 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
17603
17604 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
17605 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
17606 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
17607
17608 2005-01-29 Richard Henderson <rth@redhat.com>
17609
17610 PR target/19690
17611 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
17612 of # and * in constraints.
17613
17614 2005-01-29 Richard Henderson <rth@redhat.com>
17615
17616 PR middle-end/19689
17617 * expr.c (store_field): Don't strip sub-mode cast when the input
17618 data is even smaller.
17619
17620 2005-01-29 Richard Henderson <rth@redhat.com>
17621
17622 PR middle-end/19687
17623 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
17624 union being empty.
17625
17626 2005-01-29 Richard Henderson <rth@redhat.com>
17627
17628 * combine.c (make_field_assignment): Fix argument order
17629 to gen_int_mode.
17630
17631 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
17632
17633 PR tree-optimization/15791
17634 * fold-const.c (extract_array_ref): New function.
17635 (fold): Fold comparisons between &a[i] and &a[j] or
17636 semantically equivalent trees.
17637
17638 2005-01-29 Jeff Law <law@redhat.com>
17639
17640 * gcse.c (insert_expr_in_table): Revamp handling of available
17641 and anticipatable occurrence lists to avoid unnecessary list
17642 walking.
17643 (insert_set_in_table): Similarly.
17644
17645 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
17646
17647 * c-common.c (fix_string_type): Just use c_build_qualified_type to
17648 build string type.
17649 (c_build_qualified_type): Build qualified array types with
17650 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
17651 * c-decl.c (c_make_fname_decl): Build unqualified array type
17652 before qualified type.
17653 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
17654 type is qualified, not just if type itself is. Don't apply
17655 qualifiers to array type when declarator is processed. Apply
17656 qualifiers to field type whether or not it is an array type.
17657 Don't handle array types specially for applying qualifiers to
17658 variables.
17659 * c-typeck.c (composite_type): Build unqualified element type and
17660 array type when forming composite of array types.
17661 (common_pointer_type, comptypes, comp_target_types,
17662 type_lists_compatible_p, build_indirect_ref, build_array_ref,
17663 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
17664 types.
17665 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
17666 (args2) in variables a1 and a2.
17667
17668 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
17669
17670 * cse.c (n_elements_made, max_elements_made): Remove.
17671 (insert): Don't touch n_elements_made.
17672 (cse_main): Don't touch n_elements_made or max_elements_made.
17673
17674 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
17675
17676 PR target/15384
17677 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
17678 configuration part of dp-bit.c to be lost.
17679
17680 2005-01-28 Roger Sayle <roger@eyesopen.com>
17681
17682 * expmed.c (expand_mult_highpart_optab): When attempting to use
17683 a non-widening multiplication in a wider mode, the operands need
17684 to be converted (zero or sign extended) to that mode.
17685
17686 2005-01-28 Ian Lance Taylor <ian@airs.com>
17687
17688 PR middle-end/16558
17689 PR middle-end/19583
17690 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
17691 through if both operands fall through.
17692
17693 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17694
17695 * cse.c (fold_rtx) <PC>: Don't optimize.
17696
17697 2005-01-28 Jeff Law <law@redhat.com>
17698
17699 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
17700 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
17701
17702 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
17703
17704 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
17705 cse_reg_info_used_list_end): Remove.
17706 (cse_reg_info_list, cse_reg_info_list_free): New.
17707 (get_cse_reg_info): When allocating an instance of
17708 cse_reg_info, add it to the beginning of the cse_reg_info_list
17709 list. Remove code to maintain cse_reg_info_used_list.
17710 (new_basic_block): Reset the free list to the beginning of
17711 cse_reg_info_list.
17712
17713 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
17714
17715 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
17716 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
17717 (frv_expand_mdpackh_builtin): New function.
17718 (frv_expand_builtin): Use it to expand __MDPACKH.
17719 * doc/extend.texi (__MDPACKH): Update documentation.
17720
17721 2005-01-28 Uros Bizjak <uros@kss-loka.si>
17722
17723 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
17724 SSE_FLOAT_MODE_P for use_sse computation.
17725
17726 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
17727
17728 PR target/19663
17729 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
17730
17731 2005-01-27 Richard Henderson <rth@redhat.com>
17732
17733 * builtins.c (expand_builtin_copysign): New.
17734 (expand_builtin): Call it.
17735 * genopinit.c (optabs): Add copysign_optab.
17736 * optabs.c (init_optabs): Initialize it.
17737 (expand_copysign): New.
17738 * optabs.h (OTI_copysign, copysign_optab): New.
17739 (expand_copysign): Declare.
17740
17741 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17742 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
17743
17744 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
17745 (ix86_expand_fp_absneg_operator): ... here.
17746 (ix86_split_copysign): New.
17747 * config/i386/i386-protos.h: Update.
17748 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
17749 (copysignsf3, copysigndf3): New.
17750
17751 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
17752 (copysignsf3, ncopysignsf3): New.
17753 (copysigndf3, ncopysigndf3): New.
17754 (copysignxf3, ncopysignxf3): New.
17755 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
17756
17757 2005-01-27 Arend Bayer <arend.bayer@web.de>
17758 Kazu Hirata <kazu@cs.umass.edu>
17759
17760 * cse.c: (find_best_addr): Don't call copy_rtx before calling
17761 fold_rtx. Save cost recomputation if fold_rtx did nothing.
17762 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
17763 NULL_RTX.
17764
17765 2005-01-27 Jeff Law <law@redhat.com>
17766
17767 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
17768 definitions of SSA_NAMEs which are not being rewritten.
17769 (rewrite_ssa_into_ssa): Only initialize the current definition
17770 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
17771 If checking is enabled, assert that SSA_NAME_AUX is clear for all
17772 SSA_NAMEs before returning.
17773
17774 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
17775
17776 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
17777 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
17778 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
17779 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
17780 config/mips/iris6.h, config/sh/sh.c: Update copyright.
17781
17782 2005-01-27 Steven Bosscher <stevenb@suse.de>
17783
17784 PR middle-end/17278
17785 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
17786 higher to -O2 and higher. Likewise for tree PRE.
17787 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
17788 and better.
17789
17790 2005-01-27 Ian Lance Taylor <ian@airs.com>
17791
17792 PR middle-end/19583
17793 * gimple-low.c (try_catch_may_fallthru): New static function.
17794 (block_may_fallthru): Handle TRY_CATCH_EXPR.
17795 * tree-inline.c (expand_call_inline): Don't warn about reaching
17796 the end of a non-void function being inlined if the function uses
17797 a return slot.
17798
17799 2005-01-27 Jakub Jelinek <jakub@redhat.com>
17800
17801 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
17802
17803 PR c/18946
17804 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
17805 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
17806 (implicitly_declare): Handle error_mark_node.
17807
17808 2005-01-27 Richard Henderson <rth@redhat.com>
17809
17810 PR tree-opt/14329
17811 * tree.h (struct tree_decl): Add debug_expr_is_from.
17812 (DECL_DEBUG_EXPR_IS_FROM): New.
17813 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
17814 * dwarf2out.c (dwarf2out_var_location): Update to match.
17815 * tree-outof-ssa.c (create_temp): Likewise.
17816 * var-tracking.c (track_expr_p): Likewise.
17817 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
17818 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
17819 * toplev.c (default_tree_printer): Likewise.
17820
17821 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
17822
17823 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
17824 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
17825
17826 2005-01-27 Steven Bosscher <stevenb@suse.de>
17827
17828 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
17829 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
17830 ASM_CLOBBERS): Add tree checks.
17831
17832 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
17833 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
17834 * c-common.def (SWITCH_STMT): Update to match.
17835 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
17836 macros instead of SWITCH_EXPR ones.
17837 * c-dump.c (c_dump_tree): Likewise.
17838 * c-gimplify.c (gimplify_switch_stmt): Likewise.
17839 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
17840
17841 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
17842
17843 2005-01-27 Alan Modra <amodra@bigpond.net.au>
17844
17845 * unwind-dw2.c (execute_stack_op): Add missing cases for
17846 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
17847
17848 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
17849
17850 * config.gcc (Obsolete configurations): Remove 'dummy', add
17851 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
17852 sparc-*-openbsd*.
17853
17854 2005-01-26 Diego Novillo <dnovillo@redhat.com>
17855
17856 PR tree-optimization/19633
17857 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
17858 CALL_EXPRs.
17859 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
17860 are no call-clobbered variables.
17861 * tree-outof-ssa.c (check_replaceable): Return false for calls
17862 with side-effects.
17863
17864 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
17865
17866 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
17867 even for variables with NULL DECL_INITIAL.
17868
17869 2005-01-26 Stuart Hastings <stuart@apple.com>
17870
17871 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
17872
17873 2005-01-26 Richard Henderson <rth@redhat.com>
17874
17875 PR middle-end/18008
17876 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17877 field's type.
17878 * expr.c (store_field): Strip conversions to odd-bit-sized types
17879 if the destination field width matches.
17880
17881 2005-01-26 Richard Henderson <rth@redhat.com>
17882
17883 * c-decl.c, expmed.c, expr.c: Revert last change.
17884
17885 2005-01-26 Richard Henderson <rth@redhat.com>
17886
17887 PR middle-end/18008
17888 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
17889 field's type.
17890 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
17891 if we don't need the bits above those present in the current mode.
17892 * expr.c (store_field): Strip conversions to odd-bit-sized types
17893 if the destination field width matches.
17894
17895 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17896
17897 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17898 either -ffast-math or -funsafe-math-optimizations is in use.
17899
17900 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
17901
17902 PR target/19293
17903 PR target/19329
17904 * config/avr/avr.c (notice_update_cc): Only set condition code for
17905 ashrqi3 if shift count > 0.
17906 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
17907 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
17908 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
17909 count <= 0 as a no-op, and shift count >= width by copying zero
17910 or sign bit to all bits of the result.
17911 * config/avr/avr.md (all shifts): Add alternatives for zero shift
17912 count, with attribute "length" set to 0 and "cc" set to "none".
17913
17914 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17915
17916 * doc/invoke.texi: Document -mTLS.
17917
17918 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
17919 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
17920 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
17921 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
17922 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
17923 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
17924 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
17925 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
17926
17927 * configure.ac: Check for a TLS capable gas.
17928
17929 * configure: Regenerate.
17930
17931 2005-01-26 Richard Henderson <rth@redhat.com>
17932
17933 PR middle-end/18008
17934 * combine.c (make_field_assignment): Simplify store to zero_extract
17935 from a source with an overlapping mask.
17936
17937 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
17938
17939 2004-11-11 Eric Christopher <echristo@redhat.com>
17940
17941 * config/frv/frv.md: Add fr400_integer automaton. Don't
17942 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
17943 to TYPE_MACC.
17944
17945 2005-01-26 Steven Bosscher <stevenb@suse.de>
17946
17947 PR middle-end/16585
17948 * cfgbuild.c (make_edges): Do not clear or set
17949 current_function_has_computed_jump.
17950 * function.h (struct function): Remove the has_computed_jump field.
17951 (current_function_has_computed_jump): Do not define.
17952 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
17953 in a computed jump. Ignore current_function_has_computed_jump.
17954
17955 2005-01-26 Richard Henderson <rth@redhat.com>
17956
17957 PR middle-end/19515
17958 * expr.c (categorize_ctor_elements): New argument p_must_clear.
17959 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
17960 fully initialized.
17961 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
17962 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
17963 objects into static storage if they have more than one non-zero value.
17964 * tree.h (categorize_ctor_elements): Update decl.
17965
17966 2005-01-26 Steven Bosscher <stevenb@suse.de>
17967
17968 PR middle-end/19616
17969 * tree.h (CALL_EXPR_TAILCALL): Add comment.
17970 * calls.c (check_sibcall_argument_overlap_1): Revert the change
17971 to this function from 2004-07-10.
17972 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
17973 the current function for tail call optimizations if the address
17974 of one of it its arguments is taken.
17975
17976 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
17977
17978 * cse.c (fold_rtx): Call equiv_constant only when necessary.
17979
17980 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
17981
17982 * function.c (expand_function_end): If current_function_calls_alloca,
17983 emit stack restore in a place that is reached when the function falls
17984 through at the end.
17985
17986 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
17987
17988 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
17989 rule to avoid matching inappropriate suffix rule.
17990
17991 2005-01-26 Jan Hubicka <jh@suse.cz>
17992
17993 PR tree-optimization/19241
17994 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
17995
17996 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
17997
17998 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
17999 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
18000 of doubling.
18001 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18002 <sim*>: Always use crt1.o, regardless of N in simN.
18003 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18004 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18005 (CRT_CALL_STATIC_FUNCTION): Remove.
18006 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18007 use crt1.o, regardless of N in simN.
18008 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18009 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18010 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18011 case isystem setting.
18012 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18013
18014 2005-01-25 Ian Lance Taylor <ian@airs.com>
18015
18016 * gimple-low.c (block_may_fallthru): Correct handling of
18017 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18018
18019 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18020
18021 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18022 handlers to match indentation; nested under the mtune=* handler.
18023 Similar for mcpu= and march=.
18024
18025 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
18026
18027 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18028 * config/mips/linux64.h (LIB_SPEC): Likewise.
18029 * config/mn10300/linux.h (LIB_SPEC): Likewise.
18030 * config/sh/linux.h (LIB_SPEC): Likewise.
18031
18032 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
18033
18034 * config/frv/frv.c (frv_legitimize_tls_address): New.
18035 (TARGET_HAVE_TLS): Define.
18036 (FRV_SYMBOL_REF_TLS_P): Define.
18037 (frv_override_options): Handle new register classes.
18038 (frv_legitimate_address_p): Reject tls addresses.
18039 (frv_legitimize_address): Handle TLS addresses.
18040 (gen_inlined_tls_plt): New.
18041 (gen_tlsmoff): New.
18042 (frv_legitimize_tls_address): New.
18043 (unspec_got_name): Add TLS entries.
18044 (got12_operand): Add R_FRV_TLSMOFF12 case.
18045 (frv_emit_move): Fixup TLS addresses.
18046 (frv_emit_movsi): Legitimize TLS addresses.
18047
18048 * config/frv/frv.h (MASK_BIG_TLS): New.
18049 (TARGET_BIG_TLS): New.
18050 (HAVE_AS_TLS): Define.
18051 (TARGET_SWITCHES): Add -mTLS and -mtls options.
18052 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18053 (REG_CLASS_NAMES): Same.
18054 (REG_CLASS_CONTENTS): Same.
18055 (CONSTRAINT_LEN): New.
18056 (REG_CLASS_FROM_CONSTRAINT): New.
18057 (PREDICATE_CODES): Add symbolic_operand.
18058
18059 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
18060 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
18061 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
18062 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
18063 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
18064 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
18065 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
18066 GR9_REG, GR14_REG, LRREG.
18067 (type): Add load_or_call attribute.
18068 ("load_or_call"): New reservation.
18069 ("call_gettlsoff"): New.
18070 ("tls_indirect_call"): New.
18071 ("tls_load_gottlsoff12"): New.
18072 ("tlsoff_hilo"): New.
18073 ("tls_tlsdesc_ldd"): New.
18074 ("tls_tlsoff_ld"): New.
18075 ("tls_lddi"): New.
18076
18077 * config/frv/frv-protos.h (symbolic_operand): Protoize.
18078
18079 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
18080
18081 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
18082 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
18083 * config/frv/frv.c (TLS_BIAS): Define.
18084 (frv_output_dwarf_dtprel): New.
18085
18086 2005-01-26 Jakub Jelinek <jakub@redhat.com>
18087
18088 PR rtl-optimization/19579
18089 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
18090 both A and B, see if they don't clobber registers the other expr uses.
18091
18092 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
18093
18094 * real.c (do_add): Initialize signalling and canonical members.
18095
18096 * real.c (real_from_integer): Zero out destination.
18097
18098 2005-01-18 Jan Hubicka <jh@suse.cz>
18099
18100 PR tree-optimize/19337
18101 * tree-inline.c (initialize_inlined_parameters): Copy
18102 saved_static_chain_decl only.
18103
18104 2005-01-25 Richard Henderson <rth@redhat.com>
18105
18106 PR target/19556
18107 PR target/19584
18108 * config/i386/i386.c (x86_inter_unit_moves): Zero.
18109 (ix86_preferred_reload_class): Rewrite fp-constant section, with
18110 80387 enabled, to return a proper subclass. Return the subset that
18111 overlaps with GENERAL_REGS for PLUS.
18112 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
18113
18114 2005-01-25 Richard Henderson <rth@redhat.com>
18115
18116 PR middle-end/19609
18117 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
18118
18119 2005-01-25 Roger Sayle <roger@eyesopen.com>
18120
18121 * expmed.c (choose_multiplier): Change interface to return the
18122 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
18123 (expand_divmod): Update calls to choose_multiplier.
18124
18125 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18126
18127 PR middle-end/19330
18128 * expmed.c (extract_bit_field): Use adjust_address instead of
18129 gen_lowpart when op0 is a MEM.
18130
18131 2005-01-24 Steven Bosscher <stevenb@suse.de>
18132
18133 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
18134
18135 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18136
18137 * config/mips/irix-csr.c: New file.
18138 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18139 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18140 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18141 executables.
18142
18143 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
18144
18145 PR bootstrap/19364
18146 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
18147 sparc/elf.h, add sparc/sp-elf.h.
18148 (sparc-*-rtems*): Likewise.
18149 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
18150 tm-dwarf2.h, add sparc/sp-elf.h.
18151 (sparc86x-*-elf): Likewise.
18152 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
18153 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
18154 TARGET_OS_CPP_BUILTINS.
18155 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18156 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18157 Undefine it.
18158 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
18159 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
18160 (SWITCH_TAKES_ARG): Likewise.
18161 (LOCAL_LABEL_PREFIX): Likewise.
18162 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
18163 (TARGET_N_FORMAT_TYPES): Delete.
18164 (TARGET_FORMAT_TYPES): Likewise.
18165 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
18166 * config/sparc/elf.h: Delete.
18167 * config/sparc/sp-elf.h: New file.
18168
18169 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18170
18171 * tree-flow-inline.h (phi_arg_from_edge): Remove.
18172 * tree-flow.h: Remove the corresponding prototype.
18173 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18174 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18175
18176 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18177
18178 PR target/17751
18179 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18180 for AIX ABI or ELF -fPIC.
18181 (rs6000_emit_load_toc_table): Don't create toc_section here.
18182 (rs6000_xcoff_file_start): Nor here.
18183
18184 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18185
18186 * sh.c (ra.h): Don't #include.
18187 (hard_regs_intersect_p): New function, resurrected from ra.c.
18188
18189 * sh.c: Fix 1996 Copyright.
18190
18191 2005-01-24 Richard Henderson <rth@redhat.com>
18192 Aldy Hernandez <aldyh@redhat.com>
18193
18194 * regrename.c (note_sets): Handle subregs.
18195
18196 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
18197
18198 PR bootstrap/18058
18199 * genconditions.c (write_header, write_conditions): Elide file if
18200 not GCC >= 3.0.1.
18201
18202 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18203
18204 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18205 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18206 Update copyright.
18207
18208 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18209
18210 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18211 expand_builtin_printf, expand_builtin_fprintf,
18212 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18213 checking against POINTER_TYPE.
18214 (validate_arglist): Handle POINTER_TYPE code by checking
18215 POINTER_TYPE_P.
18216
18217 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18218
18219 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18220 init_rtlanal): New.
18221 (for_each_rtx): Call for_each_rtx_1.
18222 * rtl.h (init_rtlanal): Declare.
18223 * toplev.c (backend_init): Call init_rtlanal.
18224
18225 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18226
18227 * flow.c (propagate_one_insn): Formatting.
18228
18229 PR middle-end/19551
18230 * flow.c (libcall_dead_p): Be more conservative if unsure.
18231 If there are any instructions between insn and call, see if they are
18232 all dead before saying the libcall is dead.
18233
18234 2005-01-24 Uros Bizjak <uros@kss-loka.si>
18235
18236 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18237 operand constraint for operand 0.
18238
18239 2005-01-23 Richard Henderson <rth@redhat.com>
18240
18241 PR 19486
18242 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18243 edges leading to join block.
18244
18245 2005-01-23 Roger Sayle <roger@eyesopen.com>
18246
18247 * expmed.c (expand_mult_highpart): Make static. Change type of
18248 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18249 (expand_divmod): Updates calls to expand_mult_highpart by using
18250 gen_int_mode to pass a CONST_INT rtx.
18251 * rtl.h (expand_mult_highpart): Remove prototype.
18252
18253 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18254
18255 * flow.c (regset_bytes, regset_size): Remove.
18256
18257 * cfganal.c: Fix a reference to Harvey's paper.
18258
18259 2005-01-23 Steven Bosscher <stevenb@suse.de>
18260
18261 PR rtl-optimization/19464
18262 * tree-optimize.c (init_tree_optimization_passes): Add one more
18263 copyrename pass just before out-of-ssa.
18264
18265 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
18266
18267 PR bootstrap/18058
18268 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18269 * ggc-none.c (ggc_free): Define.
18270
18271 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18272
18273 * cse.c (max_reg, max_insn_uid): Remove.
18274 (cse_main): Don't access max_reg or max_insn_uid.
18275
18276 * c-common.c (explicit_flag_signed_bitfields,
18277 lang_statement_code_p, lang_expand_function_end): Remove.
18278 * c-common.h: Remove the corresponding declarations.
18279 * c-opts.c (c_common_handle_option): Remove all write access
18280 to explicit_flag_signed_bitfields.
18281
18282 * cgraph.c (cgraph_varpool_n_nodes): Remove.
18283 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18284 * cgraph.h: Remove the corresponding declaration.
18285
18286 * gcse.c (null_pointer_info): Remove.
18287
18288 2005-01-23 Roger Sayle <roger@eyesopen.com>
18289 Eric Botcazou <ebotcazou@libertysurf.fr>
18290
18291 * combine.c (simplify_logical): Only simplify logical expressions
18292 of the form ior(and(x,y),z) by the inverse distributive law if the
18293 result is cheaper than the original.
18294
18295 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18296
18297 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18298 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18299 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18300 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
18301 config/freebsd-spec.h, config/arm/arm.h,
18302 config/h8300/h8300.md, config/i386/i386.md,
18303 config/i386/predicates.md, config/i386/sse.md,
18304 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
18305 config/vax/vax.md: Fix comment typos. Follow spelling
18306 conventions.
18307
18308 2005-01-23 Steven Bosscher <stevenb@suse.de>
18309
18310 * gengtype.c (walk_type): Produce `not equal to' compares for loop
18311 tests, instead of `less than'.
18312
18313 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
18314
18315 * function.c (assign_parm_setup_block): When creating a new stack slot
18316 for a parameter, get its alignment from the parameter's DECL_ALIGN
18317 rather than the type's TYPE_ALIGN. Make sure that the parameter
18318 is at least word aligned.
18319
18320 2005-01-22 Roger Sayle <roger@eyesopen.com>
18321
18322 PR middle-end/19378
18323 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
18324
18325 2005-01-22 Richard Henderson <rth@redhat.com>
18326
18327 PR target/19506
18328 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18329 in both compare operands.
18330 (movdfcc_1_sse_max): Likewise.
18331 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
18332 (movdfcc_1_sse): Likewise.
18333 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18334 scratch register as needed.
18335
18336 2005-01-22 Richard Henderson <rth@redhat.com>
18337
18338 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
18339
18340 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
18341
18342 2005-01-22 Richard Henderson <rth@redhat.com>
18343
18344 * genopinit.c (optabs): Use smin/smax for floating point too.
18345 * doc/md.texi: Update to match. Clarify that floating point
18346 results are undefined for +0/-0 and NaN.
18347 * doc/rtl.texi: Likewise.
18348 * rtl.def (SMIN, SMAX): Likewise
18349 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
18350
18351 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
18352 leading 's' to the name.
18353 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
18354 smaxxf3, sminxf3): Likewise.
18355 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
18356 Likewise.
18357
18358 2005-01-22 Paul Brook <paul@codesourcery.com>
18359
18360 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
18361
18362 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
18363
18364 * config/s390/s390.c (struct processor_costs): New fields
18365 dlgr, dlr, dr, dsgfr, dsgr.
18366 (z900_cost, z990_cost): Values for new fields.
18367 (s390_rtx_costs): New cases MEM und COMPARE in switch
18368 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
18369 DIV, MOD, UDIV, UMOD.
18370
18371 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18372
18373 * config/s390/s390.md ("doloop_si64"): Reload input value directly
18374 into the register being decremented.
18375 ("doloop_si31", "doloop_di"): Likewise.
18376 ("*doloop_si_long"): Adapt pattern.
18377
18378 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18379
18380 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
18381 access registers.
18382 (CLASS_MAX_NREGS): Likewise.
18383
18384 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
18385
18386 * doc/tree-ssa.texi (Statement Operands): Add example for new
18387 must-def macro. Note deprecation of old operands interface.
18388
18389 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
18390
18391 PR tree-optimization/19484
18392 * tree-cfg.c (remove_fallthru_edge): New function.
18393 (cleanup_control_flow): Remove fallthru edges from calls that are
18394 now known not to return.
18395
18396 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18397
18398 Fix PR tree-optimization/19038
18399 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
18400 copies with loop variant ones.
18401
18402 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
18403
18404 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
18405 config/alpha/alpha-protos.h, config/alpha/alpha.h,
18406 config/alpha/alpha.md, config/alpha/predicates.md,
18407 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
18408 config/sparc/sol2.h: Update copyright.
18409
18410 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
18411 first label to see if it is a nonlocal label.
18412
18413 2005-01-22 David Edelsohn <edelsohn@gnu.org>
18414 Andrew Pinski <pinskia@physics.uc.edu>
18415
18416 PR target/19491
18417 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
18418 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
18419
18420 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18421
18422 * config/rs6000/rtems.h: Update copyright.
18423
18424 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18425
18426 PR target/19548
18427 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
18428 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
18429 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
18430
18431 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
18432
18433 PR c/18809
18434 * c-typeck.c (convert_arguments): Check for error_mark_node.
18435
18436 2005-01-21 Ian Lance Taylor <ian@airs.com>
18437
18438 PR tree-optimization/13000
18439 * tree-inline.c: Include "tree-flow.h".
18440 (expand_call_inline): If warn_return_type, warn if non-void inline
18441 function falls through.
18442 * tree-cfg.c (execute_warn_function_return): Don't warn about
18443 control reaching end if TREE_NO_WARNING is set. Set
18444 TREE_NO_WARNING.
18445 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
18446 has been lowered.
18447 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
18448 branch if we don't need one.
18449 * c-typeck.c: Include "tree-flow.h"
18450 (c_finish_bc_stmt): Don't add a goto if the current statement
18451 list doesn't fall through to the current point.
18452
18453 2005-01-21 Roger Sayle <roger@eyesopen.com>
18454
18455 PR rtl-optimization/576
18456 * real.c (real_arithmetic): Change return type from void to bool
18457 to return an indication that the result may be inexact.
18458 * real.h (real_arithmeric): Update prototype.
18459 * fold-const.c (const_binop): Don't constant fold floating
18460 point expressions when the user specifies -frounding-math and
18461 the result may depend upon the run-time rounding mode.
18462 (fold_convert_const_real_from_real): Clean-up.
18463 (fold_initializer): Ignore flag_rounding_math for initializers.
18464 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
18465 constant fold FP operations with flag_rounding_math if the
18466 result may depend upon the run-time rounding mode.
18467
18468 2005-01-21 Tom Tromey <tromey@redhat.com>
18469
18470 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
18471
18472 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
18473
18474 * tree-cfg.c: Fix comment typos.
18475
18476 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
18477
18478 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
18479 around the call to rest_of_handle_branch_target_load_optimize.
18480
18481 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
18482
18483 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
18484 (sparc64-*-openbsd*): Likewise.
18485 (sparclite-*-elf*): Include tm-dwarf2.h.
18486 (sparc86x-*-elf*): Likewise.
18487 (sparc64-*-elf*): Likewise.
18488 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
18489 (DBX_DEBUGGING_INFO): Likewise.
18490 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
18491 (PREFERRED_DEBUGGING_TYPE): Likewise.
18492 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
18493 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
18494 (PREFERRED_DEBUGGING_TYPE): Likewise.
18495 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
18496 (PREFERRED_DEBUGGING_TYPE): Likewise.
18497 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
18498
18499 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
18500
18501 PR target/18701
18502 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
18503
18504 2005-01-20 Paul Brook <paul@codesourcery.com>
18505
18506 * doc/rtl.texi: Document value extension requirements for CONST_INT.
18507
18508 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18509
18510 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
18511 label is first in a sequence of labels.
18512
18513 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
18514
18515 2005-01-20 Janis Johnson <janis187@us.ibm.com>
18516 Giovanni Bajo <giovannibajo@gcc.gnu.org>
18517
18518 * doc/sourcebuild.texi (Test Directives): New.
18519
18520 2005-01-20 Roger Sayle <roger@eyesopen.com>
18521
18522 * real.c (real_floor): Don't leave the result uninitialized when
18523 mode is VOIDMode, but return the unrounded intermediate value.
18524 (real_ceil): Likewise.
18525
18526 2005-01-20 Paul Brook <paul@codesourcery.com>
18527
18528 * config/arm/arm.md (insv): Use gen_int_mode.
18529
18530 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
18531
18532 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
18533 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18534 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18535 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18536 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
18537
18538 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18539
18540 Fix PR debug/19124
18541 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
18542 fbreg, so we have to assume we can't.
18543 (loc_descriptor_from_tree_1): Ditto.
18544 (containing_function_has_frame_base): New function.
18545 (add_location_or_const_value_attribute): Use it.
18546 Also try to generate a frame_base from a single element location
18547 list.
18548
18549 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18550
18551 PR tree-optimization/15349
18552 * timevar.def (TV_TREE_MERGE_PHI): New.
18553 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
18554 PHI_WANTED.
18555 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
18556 calls to tree_forwarder_block_p.
18557 (remove_forwarder_block_with_phi, merge_phi_nodes,
18558 gate_merge_phi, pass_merge_phi): New.
18559 * tree-optimize.c (init_tree_optimization_passes): Add
18560 pass_merge_phi.
18561 * tree-pass.h: Add an extern for pass_merge_phi;
18562
18563 2005-01-20 Richard Henderson <rth@redhat.com>
18564
18565 PR target/19418
18566 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
18567 (_mm_castps_pd, _mm_castps_si128): New.
18568 (_mm_castsi128_ps, _mm_castsi128_pd): New.
18569
18570 2005-01-20 Richard Henderson <rth@redhat.com>
18571
18572 PR target/19530
18573 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
18574 __builtin_ia32_vec_init_v2si.
18575 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
18576 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
18577 (ix86_init_mmx_sse_builtins): Create it.
18578 (ix86_expand_builtin): Expand it.
18579 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
18580 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
18581 (vec_extractv2si_0, vec_extractv2si_1): New.
18582
18583 2005-01-20 Richard Henderson <rth@redhat.com>
18584
18585 PR target/16533
18586 * config/i386/i386.c (ix86_expand_push): New.
18587 * config/i386/mmx.md (push<MMXMODE>1): New.
18588 * config/i386/sse.md (push<SSEMODE>1): New.
18589 * config/i386/i386-protos.h: Update.
18590
18591 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
18592
18593 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
18594 copyright.
18595
18596 2005-01-20 Richard Henderson <rth@redhat.com>
18597
18598 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
18599 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
18600
18601 2005-01-19 Richard Henderson <rth@redhat.com>
18602
18603 PR target/19350
18604 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
18605 to V4SFmode in SSE1 fallback load path.
18606
18607 2005-01-19 Richard Henderson <rth@redhat.com>
18608
18609 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
18610 in QImode expansion to ix86_expand_vector_set.
18611 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
18612
18613 2005-01-19 Richard Henderson <rth@redhat.com>
18614
18615 PR target/19511
18616 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
18617 subclass of the input class.
18618 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
18619 Always true for cross-SSE1 classes. Rationalize conditionals.
18620 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
18621 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
18622 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
18623 (movdi_2): Add MMX/SSE zeros.
18624 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
18625 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
18626 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18627 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
18628 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
18629 (zero_extendsidi2_rex64_1): Remove.
18630 (MOV0 peephole): Check GENERAL_REG_P.
18631
18632 2005-01-19 Richard Henderson <rth@redhat.com>
18633
18634 PR target/19427
18635 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
18636 shufps elements.
18637 (ix86_expand_vector_extract): Likewise.
18638
18639 2005-01-19 Richard Henderson <rth@redhat.com>
18640
18641 PR middle-end/19304
18642 * expr.c (emit_move_change_mode): New argument force; use
18643 simplify_gen_subreg if true.
18644 (emit_move_via_alt_mode): Merge into ...
18645 (emit_move_via_integer): ... here.
18646 (emit_move_ccmode): Use emit_move_change_mode directly.
18647
18648 2005-01-19 Richard Henderson <rth@redhat.com>
18649
18650 PR target/19518
18651 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
18652 (alpha_preferred_reload_class): Handle CONST_VECTOR.
18653 (alpha_emit_set_const_1): Add no_output parameter; don't emit
18654 rtl if true.
18655 (alpha_emit_set_const): Likewise. Make static.
18656 (alpha_emit_set_long_const): Make static.
18657 (alpha_extract_integer): Split out from alpha_expand_mov.
18658 (alpha_split_const_mov): Likewise.
18659 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
18660 (alpha_legitimate_constant_p): New.
18661 * config/alpha/alpha-protos.h: Update.
18662 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
18663 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
18664 * config/alpha/alpha.md (movsi): Add n alternative.
18665 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
18666 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
18667 (splitters for all of the above): Use alpha_split_const_mov.
18668 * config/alpha/predicates.md (non_add_const_operand): New.
18669 (non_zero_const_operand): New.
18670 (input_operand): Use alpha_legitimate_constant_p after reload.
18671
18672 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18673
18674 PR tree-optimization/19038
18675 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
18676 (add_candidate): Add ivs with increment in latch only if
18677 allow_ip_end_pos_p is true.
18678 (determine_iv_cost): Use empty_block_p.
18679
18680 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
18681
18682 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
18683 (compute_dominance_frontiers): Ditto.
18684
18685 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
18686
18687 PR target/19529
18688 * config/sh/t-rtems: New.
18689 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
18690
18691 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
18692
18693 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
18694 the offset of the selected field.
18695
18696 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
18697
18698 * tree-cfg.c (remove_forwarder_block): Fix the check to
18699 prevent a nonlocal label from appearing in the middle of a
18700 basic block.
18701
18702 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
18703
18704 PR rtl-optimization/19462
18705 * reorg.c (find_end_label): Create return insn only if
18706 current_function_epilogue_delay_list is empty.
18707
18708 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
18709
18710 * doc/passes.texi: Remove paragraph mentioning new-ra.
18711
18712 2005-01-19 Jakub Jelinek <jakub@redhat.com>
18713
18714 PR rtl-optimization/15139
18715 * combine.c: Include params.h.
18716 (count_rtxs): New function.
18717 (record_value_for_reg): If replace_rtx would replace at least
18718 2 occurrences of REG in VALUE and TEM is really large, replace REG with
18719 (clobber (const_int 0)) instead of TEM.
18720 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
18721 * params.h (MAX_LAST_VALUE_RTL): New.
18722 * Makefile.in (combine.o): Depend on $(PARAMS_H).
18723 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
18724
18725 PR c/17297
18726 * c-typeck.c (digest_init): Only call build_vector if all constructor
18727 elements are *_CST nodes.
18728 * gimplify.c (gimplify_init_constructor): Likewise.
18729
18730 PR middle-end/19164
18731 * c-typeck.c (digest_init): Only call build_vector if inside_init
18732 is a CONSTRUCTOR.
18733
18734 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
18735
18736 * toplev.c (init_asm_output): Remove dead #ifdef.
18737
18738 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
18739
18740 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
18741
18742 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18743
18744 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
18745 accessing DECL_FUNCTION_CODE.
18746 * dojump.c (do_jump): Likewise.
18747 * gimplify.c (gimplify_call_expr): Likewise.
18748 * predict.c (expr_expected_value): Likewise.
18749 (strip_builtin_expect): Likewise.
18750 * tree-inline.c (estimate_num_insns_1): Likewise.
18751 * tree-ssa-loop-im.c (stmt_cost): Likewise
18752 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
18753 (tree_expr_nonnegative_p): Likewise.
18754
18755 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18756
18757 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
18758 variant of the load_pcrel_sym pattern.
18759 * config/sparc/sparc.md (P macro): Move to the top.
18760 (load_pcrel_sym): Macroize using P.
18761 (save_register_window): Likewise.
18762
18763 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
18764
18765 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
18766 ("sordered"): Same.
18767
18768 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
18769
18770 PR C/19472
18771 * c-typeck.c (build_asm_expr): Strip nops off
18772 input memory operands.
18773
18774 2005-01-18 David Edelsohn <edelsohn@gnu.org>
18775
18776 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
18777 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
18778 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
18779 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
18780
18781 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
18782
18783 PR target/19379
18784 * config/i386/i386.c (override_options): If the 80387 is disabled,
18785 then do not return FP values using FP registers.
18786
18787 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
18788
18789 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
18790 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
18791 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
18792 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
18793 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
18794 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
18795 output.h, postreload-gcse.c, postreload.c, recog.c,
18796 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
18797 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
18798 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
18799 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
18800 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
18801 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
18802 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
18803 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
18804
18805 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
18806 config/alpha/alpha.c, config/arm/vfp.md,
18807 config/i386/emmintrin.h, config/i386/i386-modes.def,
18808 config/i386/i386-protos.h, config/i386/i386.h,
18809 config/i386/pmmintrin.h, config/i386/ppro.md,
18810 config/i386/predicates.md, config/i386/xmmintrin.h,
18811 config/i860/i860.c, config/ia64/ia64-modes.def,
18812 config/ia64/ia64-protos.h, config/ia64/ia64.h,
18813 config/ia64/ia64.md, config/ia64/itanium1.md,
18814 config/ia64/itanium2.md, config/ia64/predicates.md,
18815 config/iq2000/iq2000.h, config/mips/linux64.h,
18816 config/rs6000/aix41.h, config/rs6000/aix43.h,
18817 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
18818 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
18819 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
18820 config/sparc/linux64.h, config/sparc/litecoff.h,
18821 config/sparc/sp64-elf.h, config/sparc/sparc.c,
18822 config/sparc/sparc.h, config/sparc/sparc.md,
18823 config/sparc/sysv4-only.h: Update copyright.
18824
18825 2005-01-18 Richard Henderson <rth@redhat.com>
18826
18827 PR target/19496
18828 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
18829
18830 2005-01-18 Marc Espie <espie@openbsd.org>
18831 * config/i386/openbsdelf.h: Typo.
18832
18833 2005-01-18 Richard Henderson <rth@redhat.com>
18834
18835 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
18836 special case for sse.
18837 * config/i386/predicates.md (sse_comparison_operator): Likewise.
18838
18839 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
18840
18841 * tree-inline.c (estimate_num_insns_1): Added cases for
18842 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
18843
18844 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
18845
18846 PR rtl-optimization/19296
18847 * combine.c (simplify_comparison): Rewrite the condition under
18848 which a non-paradoxical SUBREG of a PLUS can be lifted when
18849 compared against a constant.
18850
18851 2005-01-18 Andi Kleen <ak@muc.de>
18852
18853 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
18854 * c.opt (-Wpointer-sign): Add.
18855 * doc/invoke.texi: (-Wpointer-sign): Add.
18856
18857 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18858
18859 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
18860 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
18861 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
18862 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
18863 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
18864 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
18865 for TARGET_MIX_SSE_I387.
18866 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
18867 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
18868 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
18869 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
18870 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
18871 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
18872 TARGET_MIX_SSE_I387.
18873 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
18874 from expander.
18875
18876 2005-01-18 Uros Bizjak <uros@kss-loka.si>
18877
18878 PR target/19424
18879 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
18880 Add movaps alternative for xmm reg->reg move.
18881
18882 2005-01-17 Jeff Law <law@redhat.com>
18883
18884 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
18885 at the end of the main DOM loop rather than just before DOM exits.
18886
18887 2005-01-17 Diego Novillo <dnovillo@redhat.com>
18888
18889 PR tree-optimization/19121
18890 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
18891 adding aliases to a name tag, also add them to the pointer's
18892 type tag.
18893 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
18894 sensitive alias info at all. Only check that the two pointers
18895 have compatible pointed-to sets.
18896 * tree-ssa.c (verify_name_tags): Verify that the alias set of
18897 a pointer's type tag is a superset of the alias set of the
18898 pointer's name tag.
18899
18900 2005-01-17 James E Wilson <wilson@specifixinc.com>
18901
18902 PR target/19357
18903 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
18904 comment to document why.
18905
18906 2005-01-17 Richard Henderson <rth@redhat.com>
18907
18908 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
18909 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
18910 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
18911 sse2_vmsminv2df3_finite): New.
18912 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
18913 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
18914 Force op1 into register.
18915
18916 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
18917
18918 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
18919 bubblestrap from always rebuilding build directory.
18920
18921 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
18922
18923 * config/s390/s390.md ("*clc"): Remove incorrect '='.
18924 ("*cmpmem_short"): Likewise.
18925
18926 2005-01-17 Steven Bosscher <stevenb@suse.de>
18927
18928 * basic-block.h: Document BB_* flags.
18929 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
18930 use an sbitmap instead.
18931 * sched-rgn.c (compute_trg_info): Likewise.
18932
18933 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
18934
18935 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
18936 redundant target_cpu_default and extra_parts lines. Use the default
18937 "from-abi" ISA.
18938 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
18939 (SUBTARGET_EXTRA_SPECS): Delete.
18940 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
18941 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
18942 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
18943 and "n32" for -mabi=n32.
18944
18945 2005-01-17 Ian Lance Taylor <ian@airs.com>
18946
18947 PR c/5675
18948 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
18949 fold constant variables into initial values.
18950
18951 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
18952
18953 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
18954
18955 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
18956 through the statements backward.
18957
18958 2005-01-17 Ian Lance Taylor <ian@airs.com>
18959
18960 PR middle-end/13127:
18961 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
18962 a variable set to the return value of the inlined function.
18963
18964 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
18965
18966 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
18967 when modes are tieable.
18968
18969 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
18970
18971 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
18972 of pthread_create to find out if threads are enabled.
18973 * gthr-posix95.h (__gthread_active_p): Likewise.
18974
18975 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18976
18977 * common.opt (-fnew-ra): Remove.
18978 * ra*.*: Remove.
18979 * toplev.h (flag_new_regalloc): Remove.
18980 * Makefile.in (ra*.*): Don't mention.
18981 * passes.c (rest_of_handle_new_regalloc): Remove.
18982 (rest_of_handle_combine, rest_of_compilation): Always consider
18983 flag_new_regalloc as false.
18984 * doc/invoke.texi: Don't document -fnew-ra.
18985
18986 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
18987
18988 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
18989 last parameter to reg_scan.
18990 * loop.c (loop_optimize): Likewise.
18991 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
18992 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
18993 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
18994 rest_of_handle_gcse, rest_of_handle_loop_optimize,
18995 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
18996 * regclass.c (reg_scan): Likewise, for the declaration.
18997 * rtl.h (reg_scan): Likewise, for the prototype.
18998
18999 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19000
19001 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19002 mark_dfs_back_edges.
19003
19004 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
19005
19006 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19007 (compute_avail): Uses don't go in tmp_gen.
19008
19009 2005-01-16 Steven Bosscher <stevenb@suse.de>
19010
19011 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19012 loop to look for a free slot in a page entry.
19013
19014 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19015
19016 PR target/16304
19017 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19018 * toplev.c (compile_file): Call process_pending_assemble_output_defs
19019 just before targetm.asm_out.file_end.
19020 * tree.h (process_pending_assemble_output_defs): Declare.
19021 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19022 New functions.
19023 (assemble_alias): Defer generation of assembly code for defines when
19024 TARGET_DEFERRED_OUTPUT_DEFS is true.
19025 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19026 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19027 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19028
19029 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19030
19031 PR target/19336
19032 * pa.c (pa_scalar_mode_supported_p): New function.
19033 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19034 * pa.h (MIN_UNITS_PER_WORD): Add comment.
19035
19036 * pa-protos.h (prefetch_operand): Delete.
19037 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19038 * pa.c (prefetch_operand): Delete.
19039 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19040 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19041 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
19042 and prefetch_nocc_operand.
19043 * pa.md (prefetch): Rework to avoid reload problems handling short
19044 displacements when a cache control completer needs to be provided.
19045 (prefetch_32, prefetch_64): Delete.
19046 (prefetch_cc, prefetch_nocc): New patterns.
19047
19048 2005-01-15 David Edelsohn <edelsohn@gnu.org>
19049
19050 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19051
19052 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19053
19054 PR ada/19388
19055 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
19056 exceeds maximum alignment for global common data.
19057 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
19058 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
19059
19060 2004-01-15 Roger Sayle <roger@eyesopen.com>
19061
19062 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
19063
19064 2004-01-15 Roger Sayle <roger@eyesopen.com>
19065
19066 * harg-reg-set.h (reg_class_names): Prototype global array.
19067 * regclass.c (reg_class_names): Declare here and initialize to
19068 REG_CLASS_NAMES.
19069 (dump_regclass): Remove local declaration of reg_class_names.
19070 (regclass): Likewise.
19071 * cfg.c (dump_flow_info): Likewise.
19072 * ra-debug.c (reg_class_names): Likewise.
19073 * regrename.c (reg_class_names): Likewise.
19074 * reload.c (reg_class_names): Likewise.
19075 * reload1.c (spill_failure): Likewise.
19076 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
19077
19078 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
19079
19080 * config/s390/s390.md ("reload_outti"): Remove predicate for
19081 output operand. Abort if operand is not a MEM.
19082 ("reload_outdi", "reload_outdf"): Likewise.
19083
19084 2005-01-15 Marc Espie <espie@openbsd.org>
19085
19086 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
19087 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
19088 * config/openbsd.h: Fix C++ includes for native configurations.
19089 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
19090 Add trampoline support.
19091 * config/i386/openbsdelf.h: New.
19092
19093 2005-01-15 Marc Espie <espie@openbsd.org>
19094
19095 * collect2.c (main): Explicitly parse -dynamic-linker option.
19096
19097 2005-01-15 Jakub Jelinek <jakub@redhat.com>
19098
19099 PR tree-optimization/19060
19100 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
19101 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
19102 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
19103 and handle extract_range_from_cond returning false.
19104 * fold-const.c (fold): Optimize comparisons with min/max even for
19105 width > HOST_BITS_PER_WIDE_INT.
19106
19107 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
19108
19109 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
19110 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
19111 Remove little endian multilib variants.
19112 Add mips32 multilib variant.
19113
19114 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
19115
19116 * explow.c (copy_all_reg, stabilize): Remove.
19117 * expr.h: Remove the corresponding prototypes.
19118
19119 * rtlanal.c (regs_set_between_p): Remove.
19120 * rtl.h: Remove the corresponding prototype.
19121
19122 2005-01-14 David Edelsohn <edelsohn@gnu.org>
19123
19124 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
19125 to rs6000_nonimmediate_operand.
19126 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
19127 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
19128 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
19129 rs6000_nonimmediate_operand.
19130 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
19131 rs6000_nonimmediate_operand.
19132
19133 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
19134
19135 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
19136
19137 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19138
19139 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
19140 on e500v2.
19141 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
19142 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
19143
19144 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
19145 (rs6k_nonimmediate_operand): New.
19146 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
19147 correctly.
19148 (legitimate_lo_sum_address_p): Same.
19149 (rs6000_legitimize_address): Same.
19150 (rs6000_legitimize_reload_address): Same.
19151 (rs6000_legitimate_address): Same.
19152 (spe_build_register_parallel): Pass DF and DC modes in a DI
19153 register.
19154
19155 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
19156 to rs6k_nonimmediate_operand.
19157
19158 * config/rs6000/spe.md ("*frob_df_di"): New.
19159 ("*frob_di_df"): New.
19160 ("*frob_di_df_2"): New.
19161 ("*mov_sidf_e500_subreg0"): New.
19162 ("*mov_sidf_e500_subreg4"): New.
19163 ("*movdf_e500_double"): Change predicate to
19164 rs6k_nonimmediate_operand.
19165
19166 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19167
19168 * postreload.c (move2add_note_store): Only call
19169 trunc_int_for_mode on scalar integers.
19170
19171 2005-01-14 Steven Bosscher <stevenb@suse.de>
19172
19173 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19174 replace BB_VISITED uses.
19175 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19176 (propagate_necessity): Check the bitmap instead of BB_VISITED.
19177 (tree_dce_done): Free visited_control_parents.
19178 (perform_tree_ssa_dce): Allocate and clear it.
19179 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19180 (compute_antic): Iterate from here using a DFS. Use an sbitmap
19181 instead of BB_VISITED.
19182
19183 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
19184
19185 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19186 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19187 Remove unused prototypes.
19188
19189 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19190
19191 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19192 64-bit register usage.
19193 (spe_func_has_64bit_regs_p): Add FIXME note.
19194
19195 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19196
19197 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19198 flag_finite_math_only with flag_unsafe_math_optimizations.
19199
19200 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
19201
19202 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19203 end-of-stack check.
19204 (__tpf_eh_return): Copy TPF private stack area from the module
19205 boundary stack frame. Add check for when module addresses are
19206 equal, but no stub address is found.
19207
19208 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
19209
19210 PR target/7525
19211 * arm.h (struct machine_function): Add call_via field.
19212 (thumb_call_via_label): Declare.
19213 * arm.c (thumb_call_via_label): New variable.
19214 (thumb_call_reg_needed): New variable.
19215 (arm_output_function_epilogue): For Thumb code, output any per-function
19216 call-indirect trampolines.
19217 (thumb_call_via_reg): New function.
19218 (arm_file_end): New function.
19219 (TARGET_ASM_FILE_END): Call arm_file_end.
19220 (aof_file_end): Likewise.
19221 * arm-protos.h (thumb_call_via_reg): Declare.
19222 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19223 thumb_call_via_reg in normal case.
19224
19225 2005-01-14 Jakub Jelinek <jakub@redhat.com>
19226
19227 PR middle-end/19084
19228 PR rtl-optimization/19348
19229 * recog.c (peephole2_optimize): Do global life update if some peephole
19230 decides it doesn't need at least one of its inputs and that change
19231 influences liveness at the start of the basic block.
19232
19233 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19234 arguments instead of 1.
19235
19236 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
19237
19238 PR middle-end/18820
19239 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19240 zero for nested functions needing a static chain or functions
19241 with a non-constant address.
19242
19243 2005-01-13 Roger Sayle <roger@eyesopen.com>
19244
19245 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19246 (and (sign_extend X) C) into (zero_extend (and X C)).
19247
19248 2005-01-13 David O'Brien <obrien@FreeBSD.org>
19249
19250 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
19251
19252 2005-01-13 Richard Henderson <rth@redhat.com>
19253
19254 PR target/19009
19255 PR target/19250
19256 PR target/19252
19257 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19258 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19259 not just TARGET_SSE.
19260 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
19261 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19262 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19263 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19264 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19265 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19266 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19267 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19268 (movdicc_c_rex64): Rename with '*'.
19269 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19270 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19271 (movsfcc_1_387): Rename from movsfcc_1.
19272 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19273 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19274 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19275 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19276 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19277 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19278 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19279 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19280 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19281 sse_movdfcc_const0_4): Remove.
19282 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19283 recognize min/max early. Update for changed sse cmove patterns.
19284 (ix86_split_sse_movcc): New.
19285 * config/i386/i386-protos.h: Update.
19286
19287 2005-01-13 Steven Bosscher <stevenb@suse.de>
19288
19289 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19290 (fix_stmt_v_may_defs): Likewise.
19291
19292 2005-01-13 Richard Henderson <rth@redhat.com>
19293
19294 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19295 for converting the mask.
19296
19297 2005-01-13 David Edelsohn <edelsohn@gnu.org>
19298
19299 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
19300 definition to 600.
19301
19302 2005-01-13 Richard Henderson <rth@redhat.com>
19303
19304 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
19305 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
19306 IX86_BUILTIN_MOVDQ2Q): Remove.
19307 (IX86_BUILTIN_VEC_EXT_V4SI): New.
19308 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
19309 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
19310 shuffling.
19311 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
19312 (sse2_pextrw): Fix immediate constraint.
19313 (sse2_loadq, sse2_loadq_rex64): Remove.
19314 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
19315 Use __builtin_ia32_vec_ext_<size>.
19316 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
19317
19318 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
19319
19320 * function.c (assign_parm_setup_block): Look inside original
19321 entry_parm when inspecting PARALLEL.
19322
19323 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19324 Joel Sherrill <joel@oarcorp.com>
19325
19326 PR target/19399
19327 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19328 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19329 rtems_gxx_recursive_mutex_init.
19330 (__gthread_recursive_mutex_lock): New function.
19331 (__gthread_recursive_mutex_trylock): Likewise.
19332 (__gthread_recursive_mutex_unlock): Likewise.
19333
19334 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19335
19336 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19337
19338 2005-01-13 Jan Beulich <jbeulich@novell.com>
19339
19340 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
19341 (ashrti3_internal): Indicate output is early clobber. Generate result
19342 into output rather than first input. Use move for low word of output
19343 if shift count is exactly 64.
19344 (lshrti3_internal): Likewise.
19345
19346 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
19347
19348 PR target/18329
19349 PR target/18330
19350 * reload1.c (delete_output_reload): Don't delete an output reload
19351 if the pseudo lives longer than a single basic block. Adjust and
19352 improve wording of comment.
19353
19354 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
19355
19356 PR target/19334
19357 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
19358 of TYPE_SIZE where we mean the number of bytes.
19359
19360 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
19361
19362 * function.c (assign_parm_setup_block): Relax condition on
19363 multi-register optimization.
19364
19365 2005-01-12 Nick Clifton <nickc@redhat.com>
19366
19367 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
19368 an "in_delay_slot" attribute of "no" to prevent them being used in
19369 delay slots. This is forbidden because they might generate
19370 exceptions.
19371
19372 2005-01-12 Alan Modra <amodra@bigpond.net.au>
19373
19374 PR target/19389
19375 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
19376 with r->Y and Y->r.
19377
19378 2005-01-12 Nick Clifton <nickc@redhat.com>
19379
19380 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
19381 passed on to GAS) but do not define, as GAS no longer supports or
19382 needs the -m2000 option.
19383
19384 2005-01-11 Roger Sayle <roger@eyesopen.com>
19385
19386 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
19387 type as args of unprototyped builtins aren't automatically promoted.
19388 (fold_builtin_abs): Likewise.
19389
19390 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19391
19392 * Makefile.in: Set a `build-warn' variable.
19393
19394 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19395
19396 PR tree-optimization/17949
19397 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
19398 (find_interesting_uses_address): Use it.
19399
19400 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
19401
19402 * regrename.c (kill_value): Handle subreg's that won't simplify.
19403
19404 2005-01-11 Richard Henderson <rth@redhat.com>
19405
19406 PR target/13366
19407 * config/i386/i386.h (enum ix86_builtins): Move ...
19408 * config/i386/i386.c: ... here.
19409 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
19410 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
19411 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
19412 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
19413 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
19414 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
19415 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
19416 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
19417 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
19418 IX86_BUILTIN_LOADDDUP): Remove.
19419 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
19420 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
19421 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
19422 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
19423 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
19424 (ix86_init_builtins): Make static.
19425 (ix86_init_mmx_sse_builtins): Update for changed builtins.
19426 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
19427 if all the modes match. Otherwise, fake it.
19428 (get_element_number, ix86_expand_vec_init_builtin,
19429 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
19430 (ix86_expand_builtin): Make static. Update for changed builtins.
19431 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
19432 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
19433 (ix86_expand_vector_init_duplicate): New.
19434 (ix86_expand_vector_init_low_nonzero): New.
19435 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
19436 Split out from ix86_expand_vector_init; handle integer modes.
19437 (ix86_expand_vector_init): Use them.
19438 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
19439 * config/i386/i386-protos.h: Update.
19440 * config/i386/predicates.md (reg_or_0_operand): New.
19441 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
19442 (movv2sf_internal): Likewise. And a splitter to match them all.
19443 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
19444 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
19445 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
19446 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
19447 (mmx_pinsrw): Fix operand ordering.
19448 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
19449 rather than sse_loadss expander.
19450 (movv2df splitter): Similarly.
19451 (sse_loadss, sse_loadlss): Remove.
19452 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
19453 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
19454 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
19455 (sse3_movddup): Rename with '*'.
19456 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
19457 (sse2_loadsd): Remove.
19458 (vec_dupv2df_sse3): Rename from sse3_loadddup.
19459 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
19460 (sse2_pinsrw): Fix argument ordering.
19461 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
19462 (sse2_stored): Remove 'r' destination.
19463 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
19464 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
19465 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
19466 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
19467 vec_extractv16qi, vec_initv16qi): New.
19468
19469 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
19470 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
19471 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
19472 constructor form.
19473 (_mm_load_pd, _mm_store_pd): Use plain dereference.
19474 (_mm_load_si128, _mm_store_si128): Likewise.
19475 (_mm_load1_pd): Use _mm_set1_pd.
19476 (_mm_load_sd): Use _mm_set_sd.
19477 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
19478 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
19479 (_mm_set_epi64): Use _mm_set_epi64x.
19480 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
19481 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
19482 _mm_setr_epi8): Use _mm_set_foo form.
19483 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
19484 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
19485 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
19486 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
19487 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
19488 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
19489 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
19490 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
19491 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
19492 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
19493 (_mm_movedup_pd): Use _mm_shuffle_pd.
19494 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
19495 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
19496 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
19497 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
19498 Use _mm_setzero_ps.
19499 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
19500 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
19501 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
19502 (_mm_store_ps): Use raw dereference.
19503 (_mm_store1_ps): Use _mm_storeu_ps.
19504 (_mm_storer_ps): Use _mm_store_ps.
19505 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
19506 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
19507
19508 2005-01-11 Stan Shebs <shebs@apple.com>
19509
19510 * config/rs6000/rs6000.c (machopic_output_stub): Issue
19511 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
19512
19513 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
19514
19515 PR target/18761
19516 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
19517 Skip all DECLs except for FIELD_DECLs.
19518
19519 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19520
19521 * config/s390/s390.c (override_options): Return error if
19522 -mbackchain, -mpacked-stack and -mhard-float are used together.
19523 (s390_va_start): Remove the backchain && packed-stack special case.
19524 (s390_gimplify_va_arg): Likewise.
19525 * doc/invoke.texi: Remove the ABI incompatibility note.
19526
19527 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
19528
19529 * config/s390/s390.c (struct s390_frame_layout): Remove
19530 save_backchain_p.
19531 (s390_frame_info, s390_emit_prologue): Replace occurrences of
19532 save_backchain_p with TARGET_BACKCHAIN.
19533
19534 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19535
19536 PR target/18916
19537 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
19538 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
19539 * function.c (locate_and_pad_parm): Set new field.
19540 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
19541 Tweak where_pad test to include "none". Always set mem align for
19542 stack_parm.
19543 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
19544 not sufficient for type.
19545 (assign_parm_setup_block): If stack_parm is zero on entry, always
19546 make a new stack local. Block move old stack parm if necessary
19547 to new aligned stack local.
19548 (assign_parm_setup_stack): Use a block move to handle
19549 potentially misaligned entry_parm.
19550 (assign_parms_unsplit_complex): Specify required alignment when
19551 creating stack local.
19552 * calls.c (compute_argument_addresses): Override alignment of stack
19553 arg calculated from its type with the alignment given by
19554 FUNCTION_ARG_BOUNDARY.
19555 (store_one_arg): Likewise.
19556
19557 2005-01-11 Jan Beulich <jbeulich@novell.com>
19558
19559 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
19560 Change respective itanium_class attribute to ialu.
19561 (shladdp4_internal): New.
19562 * config/ia64/predicates.md (shladd_log2_operand): New.
19563
19564 2005-01-11 Richard Henderson <rth@redhat.com>
19565
19566 * expr.c (store_constructor): Use rtvec_alloc instead of
19567 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
19568
19569 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
19570
19571 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
19572
19573 2005-01-11 Alan Modra <amodra@bigpond.net.au>
19574
19575 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
19576 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
19577 (TARGET_RWRELOC): Define.
19578 (ia64_rwreloc_section_type_flags): Delete.
19579 (ia64_section_type_flags): New function.
19580 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
19581 (TARGET_RWRELOC): Define.
19582
19583 2005-01-10 David Mosberger <davidm@hpl.hp.com>
19584
19585 PR target/18987
19586 * config/ia64/ia64.c (process_set): For alloc insn, only call
19587 process_epilogue is !frame_pointer_needed.
19588
19589 2005-01-10 Roger Sayle <roger@eyesopen.com>
19590
19591 PR c++/19355
19592 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
19593 unary operator and can't be treated as a binary/comparison operator.
19594
19595 2005-01-10 Richard Henderson <rth@redhat.com>
19596
19597 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
19598 (ix86_return_in_memory): Likewise.
19599 (function_arg_advance): Likewise. Mirror structure in function_arg
19600 for choosing register to advance.
19601
19602 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
19603
19604 * tree-vectorizer.c, tree.def: Fix comment typos.
19605
19606 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
19607
19608 * config/s390/s390.c (struct processor_costs): 4 new fields:
19609 ddbr, ddr, debr, der.
19610 (s390_rtx_costs): More precise handling of divide instructions.
19611
19612 2005-01-10 David Edelsohn <edelsohn@gnu.org>
19613
19614 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
19615
19616 2005-01-10 Jan Beulich <jbeulich@novell.com>
19617
19618 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
19619 names resulting from -ffunction-sections/-fdata-sections and linkonce
19620 ones.
19621 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
19622 based on the section name. Rearrange the section name comparison logic
19623 slightly so that each section name is compared against at most once.
19624
19625 2005-01-10 Ben Elliston <bje@au.ibm.com>
19626
19627 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
19628 targets for which -fPIC reduces limitations on the GOT size.
19629
19630 2005-01-09 Falk Hueffner <falk@debian.org>
19631
19632 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
19633 X/C1 cmpop C2.
19634
19635 2005-01-09 David Edelsohn <edelsohn@gnu.org>
19636
19637 PR target/18720
19638 * collect2.c (main): Set aixrtl_flag for -brtl option.
19639 (resolve_lib_name): Search for .so file extension before .a
19640 if aixrtl_flag set.
19641
19642 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
19643
19644 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
19645 (vect_analyze_data_refs_alignment): Add dump prints.
19646
19647 2005-01-09 Ira Rosen <irar@il.ibm.com>
19648
19649 * tree-vectorizer.c (vect_analyze_offset_expr): Use
19650 expr_invariant_in_loop_p.
19651 Initialize outputs first thing in the function.
19652 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
19653 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
19654 (vect_analyze_pointer_ref_access): Check that the initial condition of
19655 the access function is loop invariant.
19656
19657 2005-01-09 Richard Henderson <rth@redhat.com>
19658
19659 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
19660 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
19661 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
19662 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
19663 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
19664 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
19665 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
19666 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
19667 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
19668 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
19669 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
19670 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
19671 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
19672 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
19673 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
19674 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
19675 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
19676 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
19677 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
19678 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
19679 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
19680 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
19681 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
19682 mmx_ prefix.
19683 (mmx_clrdi, pavgusb): Remove.
19684 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
19685 with leading sse_ prefix.
19686 * config/i386/sse.md: Receive them.
19687 * config/i386/mmx.md: New file.
19688 (MMXMODE12, MMXMODE24, mmxvecsize): New.
19689 (subrv2sf3): Turn into expander for normal subtraction.
19690 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
19691 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
19692 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
19693 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
19694 commutative; use ix86_binary_operator_ok.
19695 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
19696 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
19697 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
19698 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
19699 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
19700 Macroize from existing patterns; use ix86_binary_operator_ok.
19701 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
19702 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
19703 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
19704 with vec_select+vec_concat.
19705 (mmx_pshufw, mmx_pshufw_1): Likewise.
19706 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
19707 (mmx_uavgv4hi3): Model correctly.
19708 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
19709 _mm_xor_si64): Remove casts.
19710
19711 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
19712
19713 PR tree-optimization/19224
19714 * tree-scalar-evolution.c (get_instantiated_value,
19715 set_instantiated_value): New functions.
19716 (instantiate_parameters_1): Cache the results.
19717 (instantiate_parameters, resolve_mixers): Initialize and free
19718 the cache.
19719
19720 2005-01-08 David Edelsohn <edelsohn@gnu.org>
19721
19722 * config/i386/i386.md (addhi_4): Correct reference in comment.
19723 (addqi_4): Same.
19724
19725 2005-01-08 Richard Henderson <rth@redhat.com>
19726
19727 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
19728 (_mm_cvtsi128_si64x): Likewise.
19729 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
19730 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
19731 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
19732 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
19733 * config/i386/i386-protos.h: Update.
19734 * config/i386/i386.c (print_operand): Add 'H'.
19735 (ix86_fixup_binary_operands): Split out from ...
19736 (ix86_expand_binary_operator): ... here.
19737 (ix86_fixup_binary_operands_no_copy): New.
19738 (ix86_expand_fp_absneg_operator): Handle vector mode results.
19739 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
19740 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
19741 (safe_vector_operand): Use CONST0_RTX.
19742 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
19743 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
19744 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
19745 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
19746 special cases.
19747 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
19748 (IX86_BUILTIN_CMPNGESS): New.
19749 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
19750 (attr type): Add sselog1.
19751 (attr unit, attr memory): Handle it.
19752 (movti, movti_internal, movti_rex64): Move near other integer moves.
19753 (movtf, movtf_internal): Move near other fp moves.
19754 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
19755 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
19756 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
19757 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
19758 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
19759 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
19760 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
19761 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
19762 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
19763 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
19764 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
19765 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
19766 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
19767 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
19768 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
19769 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
19770 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
19771 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
19772 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
19773 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
19774 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
19775 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
19776 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
19777 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
19778 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
19779 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
19780 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
19781 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
19782 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
19783 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
19784 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
19785 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
19786 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
19787 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
19788 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
19789 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
19790 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
19791 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
19792 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
19793 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
19794 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
19795 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
19796 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
19797 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
19798 same time.
19799 (SSEPUSH, push<SSEPUSH>): Remove.
19800 (MMXPUSH, push<MMXPUSH>): Remove.
19801 (sse_movaps, sse_movaps_1, sse_movups): Remove.
19802 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
19803 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
19804 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
19805 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
19806 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
19807 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
19808 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
19809 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
19810 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
19811 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
19812 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
19813 (ppro_sse_log_V4SF): Handle sselog1.
19814 * config/i386/predicates.md (const_0_to_1_operand): New.
19815 (const_0_to_255_mul_8_operand): New.
19816 (const_1_to_31_operand): Rename from const_int_1_31_operand.
19817 (const_2_to_3_operand, const_4_to_7_operand): New.
19818 * config/i386/sse.md: New file.
19819 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
19820 (sse_movups): Rename from sse_movups_1.
19821 (sse_loadlss): Rename from sse_loadss_1.
19822 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
19823 from the name.
19824 (negv4sf2): Use ix86_expand_fp_absneg_operator.
19825 (absv4sf2, negv2df, absv2df): New.
19826 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
19827 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
19828 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
19829 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
19830 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
19831 (sse3_addsubv4sf3): Model correctly.
19832 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
19833 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
19834 (sse_movhlps): Model with vec_select+vec_concat.
19835 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
19836 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
19837 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
19838 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
19839 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
19840 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
19841 sse2_pshufhw_1): Likewise.
19842 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
19843 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
19844 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
19845 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
19846 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
19847 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
19848 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
19849 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
19850 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
19851 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
19852 sminv8hi3): Mark commutative
19853 operands. Use ix86_binary_operator_ok.
19854 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
19855 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
19856 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
19857 sse2_punpcklqdq): Allow operand2 in memory.
19858 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
19859 sse2_movsd): Add memory alternatives.
19860 (sse_storelps): Turn expander into an insn; split after reload.
19861 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
19862 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
19863
19864 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
19865
19866 * configure.ac (DWARF-2 debug_line): Use objdump.
19867 * configure: Regenerate.
19868
19869 2005-01-08 Jeff Law <law@redhat.com>
19870 Diego Novillo <dnovillo@redhat.com>
19871
19872 PR tree-optimization/18241
19873 * tree-nrv.c (tree_nrv): Ignore volatile return values.
19874 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
19875 statements with volatile operands.
19876 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
19877 operands after marking a statement with has_volatile_ops.
19878
19879 2005-01-08 Roger Sayle <roger@eyesopen.com>
19880
19881 * tree.c (int_fits_type_p): Always honor integer constant
19882 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
19883
19884 2005-01-08 Roger Sayle <roger@eyesopen.com>
19885
19886 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
19887 the latent bug in rtl_delete_block has been resolved.
19888
19889 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19890
19891 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
19892 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
19893
19894 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
19895
19896 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
19897 library as @multilib_dir@/$(SHLIB_SONAME).
19898
19899 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
19900
19901 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
19902 * configure: Regenerate.
19903
19904 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19905
19906 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
19907 TYPE_MODE.
19908
19909 2005-01-07 David Edelsohn <edelsohn@gnu.org>
19910
19911 PR target/13674
19912 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
19913 Convert non-word aligned offset address using ld/std into
19914 indirect address.
19915
19916 2005-01-07 Richard Henderson <rth@redhat.com>
19917
19918 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
19919
19920 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
19921
19922 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
19923
19924 2005-01-07 Jakub Jelinek <jakub@redhat.com>
19925
19926 PR tree-optimization/19283
19927 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
19928 is not shorter than the original type.
19929
19930 PR rtl-optimization/19012
19931 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
19932
19933 PR rtl-optimization/18861
19934 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
19935 (FULL_STATE): Define.
19936 (mark_tablejump_edge): New function.
19937 (purge_dead_tablejump_edges): New function.
19938 (find_bb_boundaries): Use it.
19939
19940 PR tree-optimization/18828
19941 * builtins.c (expand_builtin_next_arg): Remove argument and all
19942 the argument checking.
19943 (expand_builtin): Adjust caller.
19944 (expand_builtin_va_start): Likewise. Remove error for too many
19945 arguments.
19946 (fold_builtin_next_arg): Issue error for too many arguments.
19947 After checking arguments, replace them with magic arguments that
19948 prevent further checking of the args.
19949
19950 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19951
19952 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
19953
19954 2005-01-06 Roger Sayle <roger@eyesopen.com>
19955
19956 PR target/6077
19957 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
19958 and %{.S:...} (and their negative variants) to test whether the
19959 input file is assembler or pre-processed-assembler independent of
19960 the actual filename extension.
19961
19962 2005-01-06 Roger Sayle <roger@eyesopen.com>
19963
19964 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
19965 of sign or zero extended values.
19966
19967 2005-01-06 Geoffrey Keating <geoffk@apple.com>
19968
19969 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
19970 for IBM long double format correctly.
19971
19972 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
19973
19974 Fix PR tree-optimization/18792
19975
19976 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
19977 to first_loop_depth, and use loop depth instead of loop number.
19978 (build_classic_dir_vector): Ditto.
19979 (compute_data_dependences_for_loop): Use depth, not loop number.
19980 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
19981 number. Pass in loops, instead of loop numbers.
19982 (gather_interchange_stats): Ditto.
19983 (linear_transform_loops): Ditto.
19984
19985 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
19986
19987 PR rtl-opt/13299
19988 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
19989 biv_fits_mode_p, extension_within_bounds_p): New functions.
19990 (check_ext_dependent_givs): Use them.
19991
19992 2005-01-06 Roger Sayle <roger@eyesopen.com>
19993
19994 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
19995 more than one barrier, in which case we should delete them all.
19996
19997 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
19998
19999 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20000
20001 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
20002
20003 Fix PR middle-end/19286
20004 Fix PR debug/19267
20005 * dwarf2out.c (gen_subprogram_die): If we've already tried to
20006 output this subprogram, simply ignore this attempt to do it again.
20007 (add_abstract_origin_attribute): Don't abort trying to add the abstract
20008 origin attribute if it's not possible.
20009 (gen_block_die): Don't ignore subblocks of "unused" blocks.
20010 (decls_for_scope): Ditto.
20011 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20012 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20013
20014 2005-01-05 Richard Henderson <rth@redhat.com>
20015
20016 PR target/11327
20017 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20018 (bdesc_2arg): Use it.
20019 (ix86_expand_binop_builtin): Force operands into registers
20020 when optimizing.
20021 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20022 ix86_expand_sse_compare, ix86_expand_sse_comi,
20023 ix86_expand_builtin): Likewise.
20024
20025 2005-01-05 Richard Henderson <rth@redhat.com>
20026
20027 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20028 and VEC_SELECT.
20029 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20030 (mulv4hi3): Set itanium_class mmmul.
20031 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20032 (fpack): Rename from fpack_sfsf.
20033
20034 2005-01-05 Richard Henderson <rth@redhat.com>
20035
20036 PR rtl-opt/10692
20037 * reload1.c (do_input_reload): Restrict the optimization deleteing
20038 a previous output reload to RELOAD_FOR_INPUT.
20039
20040 2005-01-05 Steven Bosscher <stevenb@suse.de>
20041
20042 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
20043 comment that we fall through after case.
20044 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20045 (distribute_links): Likewise.
20046 * cse.c (cse_insn): Likewise.
20047 * cselib.c (cselib_invalidate_mem): Likewise.
20048 * df.c: Update comments at the top of the file.
20049 (read_modify_subreg_p): Update comments here too.
20050 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20051 * flow.c (mark_set_1): Likewise.
20052 (mark_used_regs): Likewise.
20053 * gcse.c (mems_conflict_for_gcse_p): Likewise.
20054 (canon_list_insert): Likewise.
20055 (mark_set): Likewise.
20056 (try_replace_reg): Likewise.
20057 (store_killed_in_insn): Likewise.
20058 * loop.c (count_one_set): Likewise.
20059 (basic_induction_var): Likewise.
20060 * postreload-gcse.c (find_mem_conflicts): Likewise.
20061 * postreload.c (reload_combine_note_store): Likewise.
20062 (move2add_note_store): Likewise.
20063 * reload.c (find_equiv_reg): Likewise.
20064 (mark_referenced_resources): Likewise.
20065 * rtlanal.c (set_noop_p): Likewise.
20066 (note_stores): Likewise.
20067 (note_uses): Likewise.
20068 * sched-deps.c (sched_analyze_1): Likewise.
20069 * sched-rgn.c (check_live_1): Likewise.
20070 (update_live_1): Likewise.
20071 * config/i860/i860.c: Likewise.
20072
20073 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
20074 an lvalue.
20075 (ZERO_EXTRACT): Mention that this one can be an lvalue.
20076
20077 * doc/rtl.texi: Update documentation for bit-fields and SET.
20078
20079 2005-01-05 Roger Sayle <roger@eyesopen.com>
20080
20081 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
20082
20083 2005-01-05 Jan Hubicka <jh@suse.cz>
20084 Richard Henderson <rth@redhat.com>
20085
20086 PR target/18910
20087 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20088 with an offset.
20089
20090 2005-01-05 Richard Henderson <rth@redhat.com>
20091
20092 PR target/12902
20093 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
20094 (sse_shufps): Change operand 3 to const_int_operand.
20095 (sse2_storelps): Fix typo in template.
20096 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
20097 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
20098 (ix86_expand_builtin): Likewise.
20099
20100 2005-01-05 Julian Brown <julian@codesourcery.com>
20101
20102 * config/arm/arm.c (arm_return_in_memory): Treat complex types
20103 as aggregates for AAPCS ABIs.
20104
20105 2005-01-05 Stan Shebs <shebs@apple.com>
20106
20107 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
20108 Mach-O getters if ppc64.
20109 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
20110 size argument.
20111 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
20112 signed four-byte field for global code case.
20113 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
20114
20115 2005-01-05 Roger Sayle <roger@eyesopen.com>
20116
20117 PR middle-end/19100
20118 * c-common.c: Include real.h.
20119 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
20120 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
20121 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
20122 * Makefile.in (c-common.o): Update dependencies.
20123
20124 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20125
20126 * c-parse.in (asm_string): Add trailing semicolon.
20127
20128 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20129
20130 * c-parse.in (asm_string): New. Don't allow wide strings in
20131 'asm'.
20132 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
20133 asm_string instead of STRING.
20134
20135 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20136
20137 * c-typeck.c (constructor_no_implicit): Remove.
20138 (set_designator, process_init_element): Don't check
20139 constructor_no_implicit.
20140
20141 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
20142 Kaz Kojima <kkojima@gcc.gnu.org>
20143
20144 PR target/16482
20145 * lcm.c (create_pre_exit): New.
20146 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
20147 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
20148
20149 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20150
20151 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
20152 -msoft-float in target_float_switch.
20153 * arm.c (arm_override_options): Fix processing of target_float_switch.
20154
20155 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20156
20157 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
20158 preferencing.
20159
20160 2004-01-05 Uros Bizjak <uros@kss-loka.si>
20161
20162 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
20163 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
20164
20165 2005-01-04 Roger Sayle <roger@eyesopen.com>
20166
20167 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
20168 if deleting the then-block allows the test-block to fallthru to the
20169 else-block.
20170
20171 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
20172
20173 PR c/19152
20174 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20175 after the full declaration if the are in two different TUs.
20176
20177 2005-01-04 Richard Henderson <rth@redhat.com>
20178
20179 PR tree-opt/19158
20180 * tree-sra.c (generate_one_element_init): Just
20181 call gimplify_and_add.
20182 (generate_element_init): Record the
20183 new referenced variables and mark them for renaming
20184 and split out to ...
20185 (generate_element_init_1): This.
20186 (scalarize_init): Don't call push_gimplify_context/
20187 pop_gimplify_context.
20188
20189 2005-01-04 Geoffrey Keating <geoffk@apple.com>
20190
20191 * toplev.c (get_src_pwd): Handle failure of getpwd().
20192
20193 2005-01-04 Roger Sayle <roger@eyesopen.com>
20194
20195 * fold-const.c (fold_single_bit_test): Delete unreachable handling
20196 of TRUTH_NOT_EXPR.
20197 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20198 all the cases handled by it are inverted by invert_truthvalue.
20199
20200 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20201
20202 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20203 (save_register_windowsi): Likewise.
20204
20205 2005-01-04 Richard Henderson <rth@redhat.com>
20206
20207 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20208
20209 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20210
20211 PR middle-end/17767
20212 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20213 any simplifications of vector mode comparison operators.
20214 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20215
20216 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
20217 Devang Patel <dpatel@apple.com>
20218
20219 PR tree-optimization/18308
20220 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20221 the operands before creating a new expression.
20222 * dojump.c (do_jump): Make drop_through_label available
20223 for all cases. Add expansion of COND_EXPR.
20224
20225 2005-01-04 Ira Rosen <irar@il.ibm.com>
20226
20227 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20228 INTEGER_CST instead of TREE_CONSTANT.
20229 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20230 instead of TREE_CONSTANT.
20231 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20232 instead of TREE_CONSTANT.
20233
20234 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20235
20236 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20237
20238 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20239
20240 PR target/19240
20241 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20242 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20243
20244 2005-01-03 Richard Henderson <rth@redhat.com>
20245
20246 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20247 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20248 fold_convert_const_real_from_real): Split out from ...
20249 (fold_convert_const): ... here.
20250
20251 2005-01-03 Richard Henderson <rth@redhat.com>
20252
20253 PR target/19235
20254 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20255 (mov<MMXMODEI>_internal): Likewise.
20256 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20257 Add V2SF case; use it for SSE1; don't use TI.
20258 (movdf_integer): Likewise.
20259 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20260
20261 2005-01-03 Ira Rosen <irar@il.ibm.com>
20262
20263 * tree-vectorizer.c (vect_strip_conversions): New function.
20264 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20265 check for binary class.
20266
20267 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
20268
20269 Fix PR debug/17924
20270 Fix PR debug/19191
20271 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20272 is a decl.
20273 * gimple-low.c (mark_blocks_with_used_vars): New function.
20274 (mark_blocks_with_used_subblocks): Ditto.
20275 (mark_used_blocks): Ditto.
20276 (pass_mark_used_blocks): New pass.
20277 * tree-inline.c: Include debug.h.
20278 (expand_call_inline): Call outlining_inline_function here.
20279 * tree-optimize.c (init_tree_optimization_passes): Add
20280 pass_mark_used_blocks.
20281 * tree-pass.h (pass_mark_used_blocks): New.
20282 * Makefile.in (tree-inline.o): Add debug.h dependency.
20283
20284 2005-01-03 Geoffrey Keating <geoffk@apple.com>
20285
20286 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20287 VAR_DECLs to have weak_import attribute.
20288
20289 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20290 'struct ucontext'.
20291
20292 2004-01-03 Steven Bosscher <stevenb@suse.de>
20293
20294 * passes.c (rest_of_compilation): Don't run regmove if only
20295 flag_expensive_optimizations, require flag_regmove instead.
20296
20297 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20298
20299 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
20300 register "sparc".
20301 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
20302 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20303 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
20304 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20305
20306 2005-01-03 Richard Henderson <rth@redhat.com>
20307
20308 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
20309 (ia64_const_ok_for_letter_p): New.
20310 (ia64_const_double_ok_for_letter_p): New.
20311 (ia64_extra_constraint): New.
20312 (ia64_expand_vecint_compare): New.
20313 (ia64_expand_vcondu_v2si): New.
20314 (ia64_expand_vecint_cmov): New.
20315 (ia64_expand_vecint_minmax): New.
20316 (ia64_print_operand): Add 'v'.
20317 (ia64_preferred_reload_class): New.
20318 (ia64_vector_mode_supported_p): New.
20319 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
20320 (PREFERRED_RELOAD_CLASS): Move to function.
20321 (CONST_OK_FOR_LETTER_P): Move to function.
20322 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
20323 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
20324 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
20325 (EXTRA_CONSTRAINT): Move to function.
20326 * config/ia64/ia64.md: Include vect.md.
20327 (itanium_class): Add mmalua.
20328 (type): Handle it.
20329 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
20330 (1b_mmalua): New.
20331 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20332 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20333 CONST0_RTX.
20334 (const_int_2bit_operand): New.
20335 (fr_reg_or_0_operand): New.
20336 * config/ia64/ia64-modes.def: Add vector modes.
20337 * config/ia64/ia64-protos.h: Update.
20338 * config/ia64/vect.md: New file.
20339
20340 2005-01-03 Richard Henderson <rth@redhat.com>
20341
20342 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
20343
20344 2005-01-03 Uros Bizjak <uros@kss-loka.si>
20345
20346 PR target/19236
20347 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
20348 to SFmode.
20349 (log1pdf2): Change mode of operands[0,1] to DFmode.
20350
20351 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20352
20353 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
20354 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
20355 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
20356 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
20357 SPARC_RELAXED_ORDERING.
20358
20359 2005-01-03 Richard Henderson <rth@redhat.com>
20360 Uros Bizjak <uros@kss-loka.si>
20361
20362 PR target/14631
20363 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
20364 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
20365 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
20366 handling.
20367 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
20368 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
20369 const_pow2_1_to_128_operand): New predicates.
20370
20371 2005-01-02 Greg McGary <greg@mcgary.org>
20372
20373 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
20374 anonymous decls.
20375 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
20376 object. [ptr_type]: Remove unused variable.
20377 Remember nearest addressable array-element or record-component
20378 when checking bitfield components. Tolerate empty BIND_EXPR.
20379
20380 2005-01-01 Richard Henderson <rth@redhat.com>
20381
20382 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
20383 that don't narrow the value. Fail for other conversions.
20384
20385 2005-01-01 Richard Henderson <rth@redhat.com>
20386
20387 PR c/19031
20388 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
20389 * c-lang.c (finish_file): Don't do it here.
20390 * objc/objc-act.c (objc_finish_file): Likewise.
20391
20392 * cgraph.c (decl_assembler_name_equal): New.
20393 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
20394 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
20395 * cgraph.h (struct cgraph_varpool_node): Add next.
20396 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
20397 * varasm.c (assemble_alias): Mark the target as needed.
20398
20399 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
20400
20401 PR middle-end/19221
20402 * function.c (get_arg_pointer_save_area): Use entry_of_function
20403 instead of get_insns.
20404
20405 2005-01-01 Roger Sayle <roger@eyesopen.com>
20406 Andrew Pinski <pinskia@physics.uc.edu>
20407 James E. Wilson <wilson@specifixinc.com>
20408
20409 PR rtl-optimization/12092
20410 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
20411 is zero.
20412
20413 2005-01-01 Roger Sayle <roger@eyesopen.com>
20414 Olivier Hainque <hainque@act-europe.fr>
20415
20416 * tree.c (int_fits_type_p): A narrower type always fits in a
20417 wider one, except for negative values into unsigned types.
20418
20419 2005-01-01 Roger Sayle <roger@eyesopen.com>
20420
20421 * tree.c (int_fits_type_p): Compare the result of force_fit_type
20422 with the original constant rather than require TREE_OVERFLOW.
20423
20424 2005-01-01 Steven Bosscher <stevenb@suse.de>
20425
20426 PR middle-end/17544
20427 * c-decl.c (finish_function): If compiling C99, annotate the
20428 compiler generated return with the current file name and line 0.
20429 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
20430 the source line is greater than 0.
20431 (remove_bb): Likewise.