1 2005-05-19 Richard Henderson <rth@redhat.com>
4 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
5 memory indirection in local-dynamic case.
7 2005-05-18 Jie Zhang <jie.zhang@analog.com>
8 Bernd Schmidt <bernd.schmidt@analog.com>
10 * config/bfin/bfin.c (branch_dest): Add comment why it's
12 * config/bfin/bfin.md (attr "length" default): Change the offset of
13 forward conditional branch of length 4 from 4096 to 4092.
15 2005-05-19 Jan Beulich <jbeulich@novell.com>
17 * unwind-compat.c: Include tconfig.h and tsystem.h.
18 * unwind-dw2-fde-compat.c: Likewise.
20 2005-05-18 Richard Henderson <rth@redhat.com>
23 * ifcvt.c (noce_process_if_block): Avoid conversion when the
24 memory destination is readonly.
26 2005-05-18 Richard Henderson <rth@redhat.com>
29 * tree-ssa-operands.c (opf_non_specific): New.
30 (get_asm_expr_operands): Set it.
31 (add_call_clobber_ops, add_call_read_ops): Likewise.
32 (add_stmt_operand): Test it instead of opf_kill_def when
33 considering unmodifiable variables.
35 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
37 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
39 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
40 tree-ssa-forwprop.c: Fix comment typos.
41 * doc/invoke.texi: Fix a typo.
43 2005-05-18 Richard Henderson <rth@redhat.com>
45 * config.gcc (powerpc-*-linux*): Include linux64.opt when
48 2005-05-18 Richard Henderson <rth@redhat.com>
50 * tree-cfg.c (pass_remove_useless): Revert last change.
51 * tree-optimize.c (init_tree_optimization_passes): Initialize
52 all_lowering_passes with PROP_gimple_any.
54 2005-05-18 Devang Patel <dpatel@apple.com>
56 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
59 2005-05-18 Richard Henderson <rth@redhat.com>
61 * tree-ssa-forwprop.c (cfg_changed): New.
62 (tidy_after_forward_propagate_addr): New.
63 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
64 (forward_propagate_addr_into_variable_array_index): Likewise.
65 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
68 2005-05-18 Geoffrey Keating <geoffk@apple.com>
70 * dummy-checksum.c: New.
72 * c.opt (print_pch_checksum): New flag.
73 * c-pch.c (struct c_pch_validity): Make much shorter.
75 (host_machine): Remove.
76 (target_machine): Remove.
77 (get_ident): Change PCH version number.
78 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
79 Don't put triplets or version string in PCH validity data.
80 Do put the compiler checksum in the validity data.
81 (c_common_valid_pch): Don't check triplets or version string. Do
83 (c_common_print_pch_checksum): New.
84 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
85 Print fingerprint with -v.
86 * c-common.h (c_common_print_pch_checksum): New.
87 (executable_checksum): New.
88 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
89 (cc1-dummy): New rule.
90 (cc1-checksum.c): New rule.
91 (cc1-checksum.o): New rule.
92 (cc1): Add checksum support.
93 (build/genchecksum): New.
94 (build/genchecksum.o): New.
95 (dummy-checksum.o): New.
96 (genobjnames): Add genchecksum.o.
97 (mostlyclean): Remove *-checksum.c.
98 (gnucompare): Add libgcc to list of directories checked.
99 Make comparison problems in libgcc/ and with checksum files only
101 * doc/invoke.texi (Precompiled Headers): Remove caution.
102 Document that it must be the exact same binary. Add a few
103 known-safe flags to the list.
105 * rs6000/predicates.md (fix_trunc_dest_operand): New.
106 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
107 Check that a memory operand is valid before trying to use it.
109 * tree-cfg.c (pass_remove_useless): This pass works on trees.
111 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
113 * tree.c (build1_stat): Don't try to handle two-operand
116 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
118 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
119 * config/sh/sh.h: Update mask names throughout.
120 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
121 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
122 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
123 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
124 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
125 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
126 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
127 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
128 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
129 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
130 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
131 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
132 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
133 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
134 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
135 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
136 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
137 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
138 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
139 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
140 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
141 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
142 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
143 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
144 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
145 (SUBTARGET_SWITCHES): Delete.
146 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
147 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
148 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
149 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
150 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
151 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
152 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
153 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
154 (SUPPORT_SH3): Likewise SUPPORT_SH2.
155 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
156 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
158 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
159 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
160 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
161 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
162 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
163 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
164 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
165 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
166 (SUPPORT_ANY_SH5): New macros.
167 (TARGET_NONE): Replace with...
168 (MASK_ARCH): ...this new macro.
169 * config/sh/elf.h: Update mask names
170 * config/sh/linux.h: Likewise.
171 * config/sh/little.h: Likewise.
172 * config/sh/netbsd-elf.h: Likewise.
173 * config/sh/symbian-pre.h: Likewise.
174 * config/sh/sh.c (sh_handle_option): New function.
175 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
176 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
177 (sh_target_switches, target_switches): Delete.
178 (sh_pch_valid_p): Check for specific differences in the target_flags
180 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
181 * config/sh/sh.opt: New file.
183 2005-05-18 Richard Henderson <rth@redhat.com>
186 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
187 small_addr_symbolic_operand.
189 2005-05-18 Jeff Law <law@redhat.com>
191 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
192 propagate an ADDR_EXPR if the definition and use sites are
193 in different EH regions.
195 2005-05-18 Ian Lance Taylor <ian@airs.com>
197 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
200 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
202 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
204 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
206 Fix PR tree-optimization/21407
208 * tree-ssa-operands.c (note_addressable): Change
209 COMPONENT_REF handling in response to aliasing
212 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
214 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
215 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
216 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
217 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
218 the default on Solaris too.
220 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
222 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
225 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
227 * timevar.def (TV_SCEV_CONST): New timevar.
228 * tree-optimize.c (init_tree_optimization_passes): Add
230 * tree-pass.h (pass_scev_cprop): Declare.
231 * tree-scalar-evolution.c (scev_const_prop): New function.
232 * tree-scalar-evolution.h (scev_const_prop): Declare.
233 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
235 * tree-cfg.c (replace_uses_by): Export.
236 * tree-flow.h (replace_uses_by): Declare.
238 2005-05-17 Mike Stump <mrs@apple.com>
240 Yet more Objective-C++...
242 * c-common.h (objc_finish_try_stmt): Add.
243 (objc_build_synchronized): Add.
244 (objc_generate_write_barrier): Add.
245 * stub-objc.c (objc_build_synchronized): Add return value.
246 (objc_finish_try_stmt): Likewise.
247 (objc_generate_write_barrier): Add.
249 * c-common.h (objc_rewrite_function_call): Add.
250 * c-typeck.c (build_function_call): Allow objc to rewrite
252 (build_modify_expr): Allow objc to generate write barriers.
253 * c.opt (Wassign-intercept): Add.
254 (Wstrict-selector-match): Add.
255 (fobjc-call-cxx-cdtors): Add.
256 (fobjc-direct-dispatch): Add.
258 * dbxout.c (get_lang_number): Add Objective-C++ support.
259 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
260 (-Wstrict-selector-match): Likewise.
261 (-fobjc-direct-dispatch): Likewise.
262 (-Wassign-intercept): Likewise.
263 (Overall Options): Likewise.
264 * gengtype.c (get_output_file_with_visibility): Likewise.
265 * stub-objc.c (objc_rewrite_function_call): Add.
266 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
268 * c-common.c (flag_objc_exceptions): Remove.
269 (flag_objc_sjlj_exceptions): Remove.
270 * c-decl.c (objc_mark_locals_volatile): Don't change decls
272 * c-opts.c (c_common_handle_option, case
273 OPT_fobjc_exceptions): Remove.
274 (case OPT_fobjc_sjlj_exceptions): Remove
275 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
276 (fobjc-exceptions): Likewise.
277 (fobjc-sjlj-exceptions): Likewise.
278 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
279 (OFFS_ASSIGNIVAR_FAST): Add.
281 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
283 * config/sparc/sparc.md (movhi): Do not test constness
286 (movdi): Unconditionally accept zero as second operand
287 when the first is memory.
288 (movdi_insn_sp32): Handle above case.
289 (DImode splitter): Use predicates.
290 (DImode splitter): Use const_zero_operand predicate.
291 (movsf_insn): Swap 2 alternatives.
293 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
295 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
296 expand_simple_operations to bases of the ivs.
297 (tree_int_cst_sign_bit): Export.
298 * tree-flow.h (expand_simple_operations): Declare.
299 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
300 tree_int_cst_sign_bit.
301 (expand_simple_operations): Export.
302 * tree.h (tree_int_cst_sign_bit): Declare.
304 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
306 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
308 (replace_uses_by): New function.
309 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
310 * tree-flow.h (fold_stmt_inplace): Declare.
311 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
312 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
313 info after cfg cleanup.
315 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
317 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
318 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
321 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
323 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
324 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
325 * timevar.c (timevar_ggc_mem_total): New variable.
326 (GGC_MEM_BOUND): New constant.
327 (get_time): Record ggc memory status.
328 (timevar_accumulate): Accumulate amount of ggc memory.
329 (timevar_print): Print consumption of ggc memory.
330 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
331 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
332 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
333 * timevar.h (struct timevar_time_def): Add ggc_mem field.
334 (timevar_ggc_mem_total): Declare.
336 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
338 * tree-into-ssa.c (update_ssa): Clean up by shortening the
341 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
343 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
345 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
346 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
347 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
348 ("s<ocond:code>"): Rename from respectively "b<ncond>",
349 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
350 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
351 "s<rcond>" and "s<ocond>".
352 ("b<ocond:code>", "*b<ocond:code>_reversed")
353 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
354 output statement section.
356 2005-05-17 Roger Sayle <roger@eyesopen.com>
358 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
360 2005-05-17 Steven Bosscher <stevenb@suse.de>
361 Stuart Hastings <stuart@apple.com>
362 Jan Hubicka <jh@suse.cz>
363 Dale Johannesen <dalej@apple.com>
365 * cgraph.h (cgraph_node): Add 'lowered' state.
366 (cgraph_lower_function): Declare.
367 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
368 (cgraph_lower_function): New function.
369 (cgraph_create_edges): Deal with lowered function bodies.
370 (verify_cgraph_node): Likewise.
371 (cgraph_analyze_function): Do lowering job.
372 (cgraph_build_static_cdtor): Likewise.
373 * function.h (struct function): Add saved_eh and saved_cfg.
374 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
375 * tree-cfg.c (fold_cond_expr_cond): Export.
376 * tree-flow.h (fold_cond_expr_cond): Declare.
377 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
379 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
380 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
381 callee_cfun, block, eh_region, eh_region_offset.
382 (inlining_p): New predicate.
383 (remap_decl): Update for new inline_data; declare newly created inline
384 vars in low gimple way.
385 (copy_body_r): Update for new datastructure, simplify some of handling
386 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
387 deal with RESX_EXPRs.
389 (copy_edges_for_bb): Likewise.
391 (copy_cfg_body): New.
392 (copy_generic_body): Rewrite to work on low gimple.
393 (copy_body): Turn into simple wrapper around copy_cfg_body.
394 (setup_one_parameter): Insert new statements into given basic block.
395 (initialize_initialized_parameters): Likewise, reorganize way things are
397 (declare_return_variable): Update for new inline data datastructure.
398 (inline_forbidden_p): Work on low gimple.
399 (estimate_num_insns): Likewise.
400 (expand_call_inline): Work on CFG.
401 (push_cfun, pop_cfun): New functions.
402 (cfun_stack): New stack.
403 (add_lexical_block): New function.
404 (gimple_expand_calls_inline): Work on basic block.
405 (optimize_inline_calls): Likewise.
406 (clone_body, save_body, unsave_ewpr_now): Update for new
408 (declare_inline_vars): Work on block instead of bind_expr.
409 (inlining_p): New predicate.
410 * tree-inline.h (push_cfun, pop_cfun): Declare.
411 * tree-optimize.c: Include except.h
412 (all_lowering_passes): New variable.
413 (execute_fixup_cfg, pass_fixup_cfg): New pass.
414 (init_tree_optimization_passes): Move some to all_lowering_passes.
415 (tree_lowering_passes): New function.
416 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
417 * tree-pass.h (tree_lowering_passes): Declare
419 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
421 * unwind-dw2-fde-darwin.c: Include tsystem.h.
423 2005-05-17 Jeff Law <law@redhat.com>
425 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
426 * tree-ssa-forwprop.c: Include langhooks.h.
427 (forward_propagate_addr_expr_into_variable_array_index): New.
428 (forward_propagate_addr_expr): New.
429 (tree_ssa_forward_propagate_single_use_vars): Loop over all
430 the statements in the block instead of just the last statement.
431 Call forward_propagate_addr_expr as needed.
432 (pass_forwprop): Update the SSA graph after forward propagation is
435 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
437 * unwind-dw2-fde-glibc.c (base_from_cb_data,
438 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
440 * unwind-dw2-fde.c (__deregister_frame_info_bases,
441 base_from_object, fde_split, end_fde_sort): Likewise.
442 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
443 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
444 uw_init_context_1): Likewise.
445 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
446 _Unwind_Resume_or_Rethrow): Likewise.
447 * unwind-pe.h (__gxx_abort): Do not define.
448 (size_of_encoded_value, base_of_encoded_value,
449 read_encoded_value_with_base): Use gcc_unreachable.
450 * unwind.h (_Unwind_GetTextRelBase): Likewise.
452 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
454 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
455 (cfi_end): New macros.
456 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
457 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
458 an eight byte stack frame.
459 (__NR_tkill): Define.
460 (__div0): Use gettid tkill on GNU/Linux.
461 (_arm_return): Add CFI.
462 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
464 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
466 * configure.ac: Remove spaces around assignment to
468 * configure: Regenerated.
470 2005-05-17 David Edelsohn <edelsohn@gnu.org>
472 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
473 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
475 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
476 Modify aix_struct_return variable, not target_flags.
477 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
478 (rs6000_return_in_memory): Test aix_struct_return.
479 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
480 independent variable. Report mxl-compat.
482 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
484 * config/bfin/bfin.md (eh_return): Add missing DONE.
486 2005-05-17 Ian Lance Taylor <ian@airs.com>
488 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
490 (mode_attr_index): Remove check for defined attribute. Remove
491 infile parameter. Change all callers.
492 (apply_mode_maps): Add unknown parameter. Change caller. Always
493 return after finding attribute.
494 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
496 (apply_macro_traverse): Set mtd->unknown_mode_attr.
497 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
498 attribute used for a mode.
500 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
502 * tree-ssa-math-opts.c: New file.
504 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
506 * Makefile.in: Add tree-ssa-math-opts.c.
507 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
508 * fold-const.c (distribute_real_division): New.
509 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
510 * tree-pass.h (pass_cse_reciprocals): New.
511 * tree-optimize.c (init_tree_optimization_passes): Run it.
512 * doc/passes.texi: Document the new pass.
514 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
517 * builtins.c (fold_builtin_constant_p): Handle
518 &"string cst"[0] as constant.
520 2005-05-17 Richard Henderson <rth@redhat.com>
522 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
524 2005-05-17 Jakub Jelinek <jakub@redhat.com>
527 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
528 src2 if src2 has been split.
530 PR tree-optimization/21610
531 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
532 returning DECL, call unshare_expr.
534 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
536 * config/cris/cris.md: Unquote preparation and output statements.
537 (BWD, WD, BW): New, mode-macros.
538 (S, s, m, mm, nbitsm1): New, mode-attrs.
539 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
540 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
542 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
543 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
544 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
546 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
547 ("movdi"): Move misplaced head comment regarding necessity of
548 movdi from movsi to here.
549 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
551 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
552 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
553 "*mov_sideqi_biap_mem".
554 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
556 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
557 "*clear_sidehi_biap" and "*clear_sideqi_biap".
558 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
560 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
561 "*ext_sidehisi_biap".
562 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
564 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
565 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
566 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
567 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
568 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
570 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
571 "*op_sidehi_biap" and "*op_sidesi_biap".
572 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
574 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
575 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
576 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
577 "*op_swap_sidehi" and "*op_swap_sidesi".
578 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
579 in the N alternative of "subqi3".
580 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
581 "*extophisi_side_biap".
582 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
584 ("*extop<mode>si_swap_side_biap"): Replace
585 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
586 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
587 "*extophisi_swap_side".
588 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
589 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
591 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
592 "mulqihi3", "mulhisi3" and "mulhisi3".
593 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
594 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
596 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
597 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
598 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
599 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
600 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
601 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
602 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
603 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
604 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
605 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
606 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
607 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
609 ("abs<mode>2"): Replace "abshi2" and "absqi2".
610 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
612 ("b<ocond>"): Replace "bgt" and "ble".
613 ("b<rcond>"): Replace "blt" and "bge".
614 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
615 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
617 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
619 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
621 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
623 ("s<rcond>"): Replace "sge" and "slt".
624 ("s<ocond>"): Replace "sgt" and "sle".
625 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
626 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
627 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
628 clear.w [rx=rx+i] and clear.b [rx=rx+i].
630 2005-05-17 Jakub Jelinek <jakub@redhat.com>
632 * varasm.c (struct constant_descriptor_tree): Add hash field.
633 (const_desc_hash): Just return hash field.
634 (const_desc_eq): If hash values are different, return 0 immediately.
635 (output_constant_def): Compute hash field of temporary key, use
636 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
637 newly built constant descriptor.
638 (lookup_constant_def): Compute hash field of temporary key, use
639 htab_find_with_hash instead of htab_find.
641 2005-05-16 Richard Henderson <rth@redhat.com>
643 * config/i386/sse.md (mulv4si3): New.
645 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
647 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
648 tests for noncanonical versions of reg+constant and
651 2005-05-16 Richard Henderson <rth@redhat.com>
652 Steven Bosscher <stevenb@suse.de>
655 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
656 maybe_clean_eh_stmt; take old stmt parameter. Update EH
657 region data structure to match replacement.
658 * tree-flow.h: Update to match.
659 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
660 * tree-ssa-dom.c (optimize_stmt): Likewise.
661 * tree-ssa-pre.c (eliminate): Likewise.
662 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
664 2005-05-16 Caroline Tice <ctice@apple.com>
666 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
667 internal_error with gcc_assert.
668 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
669 * function.h (struct function): Remove space between "*" and
671 * varasm.c (initialize_cold_section_name): Add gcc_assert;
672 modify to use alloca.
673 (unlikely_text_section): Add check for flag_function_sections.
674 (assemble_start_function): Move call to resolve_section, so it
675 comes before first call to unlikely_text_section.
676 (assemble_end_function): Add test and call to function_section
679 2005-05-16 Roger Sayle <roger@eyesopen.com>
681 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
682 instead of build_binary_op when performing code transformations
683 to avoid error messages about constructs not it the user's code.
685 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
687 * tree-ssa-pre.c: Fix a comment typo.
689 2005-05-16 Richard Henderson <rth@redhat.com>
692 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
693 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
694 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
695 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
696 add_tprel22): Remove mode from symbolic operand.
698 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
700 * optc-gen.awk: Include intl.h after the externally-provided files.
702 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
704 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
705 folding a COND_EXPR_COND in a nondestructive manner.
707 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
709 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
710 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
711 New values for vec_select definitions and bitmask for element
714 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
716 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
717 Change the type to VEC(rtx,gc)*.
718 (mem_loc_descriptor, add_const_value_attributes,
719 dwarf2out_init): Adjust uses of used_rtx_varray.
721 * tree-data-ref.c (compute_all_dependences): Change the type
722 of dependence_relations to VEC(ddr_p,heap)**.
723 (compute_data_dependences_for_loop): Change the type of
724 allrelations to VEC(ddr_p,heap)*.
726 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
728 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
729 system.h, coretypes.h and tm.h.
730 (options.o): Update dependencies accordingly.
731 * optc-gen.awk: Allow header_name to be a list of filenames.
732 Handle the "Condition" flag.
733 * opts.h (CL_DISABLED): New flag.
734 * opts.c (handle_option): Print an error for CL_DISABLED options.
735 * doc/options.texi: Document the "Condition" option flag.
737 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
739 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
741 2005-05-15 Roger Sayle <roger@eyesopen.com>
743 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
744 check for TREE_OVERFLOW on INTEGER_CST trees.
745 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
746 CONSTANT_CLASS_P tree nodes.
748 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
751 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
753 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
755 Fix PR tree-optimization/21576
757 * tree-ssa-pre.c (expression_node_pool): New pool.
758 (comparison_node_pool): Ditto.
759 (list_node_pool): Ditto.
760 (pool_copy_list): New function.
761 (phi_translate): Handle CALL_EXPR.
762 (valid_in_set): Ditto.
763 (create_expression_by_pieces): Ditto.
764 (insert_into_preds_of_block): Ditto.
766 (compute_avail): Ditto.
767 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
768 (can_value_number_call): New function.
769 (find_leader): Update comment.
770 (init_pre): Create new pools.
771 (fini_pre): Free new pools.
772 (pass_pre): Add TODO_update_ssa for the future when we are going
774 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
775 (set_value_handle): Ditto.
776 (get_value_handle): Ditto.
778 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
780 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
782 2005-05-15 Andreas Jaeger <aj@suse.de>
784 * gcc.c (pfatal_pexecute): Remove unused local function.
786 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
788 * optc-gen.awk: Remove excess indentation.
789 * opth-gen.awk: Likewise.
791 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
793 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
794 of basic_block_info. Call init_flow and find_basic_blocks
795 before dbr_schedule if needed.
797 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
799 * tree-optimize.c (init_tree_optimization_passes): Move
800 pass_cd_dce in place of the last pass_dce.
802 PR tree-optimization/21563
803 * tree-vrp.c (compare_value): Return boolean_false_node when
804 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
805 strictly larger than CST.
807 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
808 Jan-Benedict Glaw <jbglaw@lug-owl.de>
810 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
812 (rev_cond_name) Likewise.
813 (vax_float_literal) Likewise.
814 * config/vax/vax.md: Likewise.
816 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
818 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
819 registers and use them (specifically the stack pointer).
820 * config/vax/vax.h: Use above defines right here.
822 * config/vax/vax.c: (override_options) Remove 'register' keyword.
823 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
824 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
826 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
827 mostly removal of trailing spaces...
828 * config/vax/vax-modes.def: Remove trailing whitespace.
830 * config/vax/elf.h: Update whitespace.
832 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
835 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
836 * fold-const.c (fold_indirect_ref_1): Avoid removing
837 NOP_EXPRs with type qualifiers like const.
839 2005-05-14 Jan Hubicka <jh@suse.cz>
841 Patch by Richard Henderson:
842 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
843 Handle RESX expressions properly.
845 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
846 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
847 (remove_stmt_from_eh_region_fn): Likewise.
849 * tree-cfg.c (execute_warn_function_return): Break out noreturn
851 (execute_warn_function_noreturn): ... here.
852 (pass_warn_function_noreturn): New pass.
853 * tree-pass.h (pass_warn_function_noreturn): Declare
854 * tree-optimize.c (init_tree_optimization_passes): Move return
855 warnings early and add noreturn warnings at place of previous
858 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
860 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
861 root_var_init, type_var_init): Use VEC instead of VARRAY.
862 * tree-ssa-live.h (tree_partition_associator_d): Change the
863 type of trees to VEC(tree,heap)*.
864 (tpa_tree): Use VEC instead of VARRAY.
866 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
868 * fold-const.c (div_if_zero_remainder): New function.
869 (try_move_mult_to_index): Use it.
871 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
873 * tree-eh.c (leh_tf_state): Change the type of dest_array to
875 (maybe_record_in_goto_queue, lower_try_finally_onedest,
876 lower_try_finally_copy, lower_try_finally_switch,
877 lower_try_finally): Use VEC instead of VARRAY.
879 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
881 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
882 comment regarding defined register classes.
883 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
885 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
887 * tree-optimize.c (init_tree_optimization_passes): Move
888 pass_merge_phi before the first pass_dominator.
890 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
892 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
895 2005-05-13 Josh Conner <jconner@apple.com>
897 * config/arm/arm.c (arm_size_return_regs): New.
898 (thumb_unexpanded_epilogue): replace in-line calculation
899 of return registers with call to arm_size_return_regs.
900 (use_return_insn): Include test of which registers are
901 being used to hold return values, to accommodate
902 vector return values.
904 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
906 * config/rs6000/sysv4.opt (mlittle): Handle.
908 * config/rs6000/rs6000.c (rs6000_handle_option): Set
909 target_flags_explicit when appropriate.
911 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
914 * optabs.c (no_conflict_data): New struct.
915 (no_conflict_move_test): New function.
916 (emit_no_conflict_block): Use it.
918 2005-05-13 Adam Nemet <anemet@lnxw.com>
920 * doc/invoke.texi (Debugging Options): Option
921 -fdump-translation-unit only works with C++ now.
923 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
925 Replace calls to abort in CRIS port.
926 * config/cris/cris.h (CRIS_ASSERT): New macro.
927 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
928 internal_error instead of abort.
929 ("movsi"): Ditto. Unquote preparation statement section.
930 ("call", "call_value"): Ditto, but use gcc_assert where
931 appropriate. Tweak comments.
932 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
934 (cris_op_str): Call internal_error, not abort.
935 (cris_print_operand): Tweak "abort" reference to "die" in comment.
936 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
937 (cris_notice_update_cc): Call internal_error, not abort.
938 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
939 (cris_emit_movem_store, cris_asm_output_symbol_ref)
940 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
941 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
942 ENABLE_CHECKING-guarded abort call.
943 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
944 Use internal_error at end of test-chain.
946 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
948 PR rtl-optimization/20769:
949 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
950 pattern emitted by expand_nl_goto_receiver.
953 * integrate.c (allocate_initial_values): Update register liveness
956 2005-05-13 Josh Conner <jconner@apple.com>
958 * arm.c (arm_return_in_memory): Add handling for vector return types.
960 2005-05-13 David Ung <davidu@mips.com>
962 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
964 * config/mips/mips.c: Add 4km alias.
965 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
966 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
969 2005-05-13 Jan Hubicka <jh@suse.cz>
971 * c-decl.c (finish_function): Suppress "control reaches end of
972 non-void function" when "no return statement in function
973 returning non-void" is issued.
975 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
976 * tree-optimize.c (pass_gimple): Kill.
977 (init_tree_optimization_passes): Kill pass_gimple.
978 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
979 * tree-dump.c (dump_files): Rename .generic to .gimple.*
981 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
983 PR rtl-optimization/20756:
984 * basic-block.h (PROP_DEAD_INSN): Define.
985 * flow.c (propagate_one_insn): Set during mark_set_regs call
987 (mark_set_1): Emit a clobber when we are about to delete a dead insn
988 that kills a live register.
990 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
992 * config/s390/s390.md: ("DBL"): New mode attribute.
993 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
994 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
995 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
997 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
999 * c-format.c (check_format_arg): Handle string literals of
1000 the form &"string"[offset].
1002 * g++.dg/warn/format4.C: New testcase.
1004 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
1006 * config/mips/3000.md, config/mips/4000.md,
1007 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
1008 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
1009 config/mips/generic.md, config/pdp11/pdp11.md,
1010 config/sh/crt1.asm, config/sh/lib1funcs.asm,
1011 config/sh/sh-modes.def, config/sh/sh-protos.h,
1012 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
1014 2005-05-13 Richard Henderson <rth@redhat.com>
1016 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
1017 addition to move unless dest is a register. Do not skip
1018 instantiation in dest on addition simplification.
1020 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
1022 * config/cris/cris.c (cris_print_operand) <case 'H'; case
1023 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
1024 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
1026 2005-05-13 Jan Hubicka <jh@suse.cz>
1028 * basic-block.h (FOR_ALL_BB_FN): New macro.
1029 (init_flow): Initialize cfg structure.
1030 * function.c (allocate_struct_function): Do not initialize cfg structure.
1031 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
1032 (build_tree_cfg): ... here.
1033 * tree-flow.h (init_empty_tree_cfg): Declare.
1035 2005-05-12 Steven Bosscher <stevenb@suse.de>
1037 Fix PR tree-optimization/21520
1038 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
1039 to attempt to fold constants.
1041 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1043 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
1044 only when TARGET_ADJUST_UNROLL_MAX is defined.
1045 (general_movsrc_operand): Use the C style comment.
1046 (ua_offset): Use prototype.
1048 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
1050 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
1051 (struct hmr_data, hoist_memory_reference, memref_del,
1052 struct fmrv_data): Removed.
1053 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
1054 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
1056 (find_more_ref_vops): Traverse the list of memory references.
1057 (determine_lsm_loop): Work with the list of memory references instead
1058 of traversing the hashtable.
1060 2005-05-12 Steven Bosscher <stevenb@suse.de>
1061 Stuart Hastings <stuart@apple.com>
1062 Jan Hubicka <jh@suse.cz>
1064 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1065 duplicate_eh_regions): New functions, based on old
1066 implementation removed with RTL inliner.
1067 (reachable_next_level): Modify behaviour pre-inline.
1068 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
1070 * function.h (struct function): Add after_inlining flag.
1071 * tree-optimize.c (tree_rest_of_compilation): Set it.
1072 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
1074 * tree-cfg.c (label_to_block_fn): Deal with cases where
1075 label was never insterted into code.
1077 2005-05-12 Zack Weinberg <zack@codesourcery.com>
1079 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
1081 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
1083 Fix PR tree-optimization/21532
1084 * tree-ssa-pre.c (create_expression_by_pieces): stmt
1085 needs to go onto the inserted_exprs list.
1087 2005-05-12 Ian Lance Taylor <ian@airs.com>
1089 * c-common.h (statement_code_p): Don't declare.
1090 (STATEMENT_CODE_P): Don't define.
1091 (INIT_STATEMENT_CODES): Don't define.
1092 * c-common.c (statement_code_p): Don't define.
1094 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1096 * config/sparc/sparc.h: Remove dead code.
1097 * config/sparc/sparc.c (sparc_compute_frame_size): Use
1098 FIRST_PARM_OFFSET for the size of the register window area.
1099 (emit_save_regs): Rename into emit_save_or_restore_regs.
1100 Add 'action' parameter. Use 4095 as upper bound for the offset.
1101 Pass 'action' to save_or_restore_regs.
1102 (emit_restore_regs): Delete.
1103 (sparc_expand_prologue): Call emit_save_or_restore_regs.
1104 (sparc_expand_epilogue): Likewise.
1105 * config/sparc/sparc.md (mode macro P): Move.
1106 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
1107 (mov<V32:mode> expander): Move to the top of the V32 section.
1108 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
1109 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
1110 (sibcall_epilogue): Move.
1112 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1115 * arm.c (arm_gen_constant): Sign-extend intermediate values when
1116 synthesizing a constant of the difference of two immediates.
1118 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
1120 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
1121 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
1122 the alternatives using integer registers into the appropriate
1125 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1127 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
1128 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
1129 * bitmap.h: Fixed comments.
1131 2005-05-11 Richard Henderson <rth@redhat.com>
1134 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
1135 (ia64_cannot_force_const_mem): New.
1136 (tls_symbolic_operand_type): New.
1137 (ia64_legitimate_constant_p): New.
1138 (ia64_expand_load_address): Return true on success. Improve
1139 checks for when we should not split.
1140 (ia64_expand_tls_address): New addend operand. Distribute it
1141 as appropriate to the tls_kind. Delay referencing gp.
1142 (ia64_expand_move): Split symbolic addend as necessary. Handle
1143 tls symbols with addends.
1144 * config/ia64/ia64-protos.h: Update.
1145 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
1146 p0, f0, f1, and r13.
1147 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
1148 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
1149 (symbolic_operand splitter): Pass everything through
1150 ia64_expand_load_address and FAIL or DONE as appropriate.
1151 (load_fptr): Only accept after reload.
1152 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
1153 load_symptr_low, load_ltoff_dtpmod,
1155 (load_dtprel): Only accept tls symbols.
1156 (load_dtprel64, load_dtprel22): Likewise.
1157 (load_tprel, load_tprel64, load_tprel22): Likewise.
1158 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
1159 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
1160 (add_dtprel14, add_dtprel22): Likewise.
1161 (add_tprel, add_tprel14, add_tprel22): Likewise.
1162 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
1163 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
1164 (got_symbolic_operand): Check CONST offsets.
1165 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
1166 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
1167 (move_operand): Don't handle tls here. Check CONST offsets.
1169 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1171 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
1172 Remove hilo_operand check.
1173 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
1174 * config/mips/predicates.md (hilo_operand): Delete.
1176 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1178 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
1180 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1182 PR tree-optimizer/18472
1183 * tree-if-conv.c (tree_if_convert_stmt,
1184 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
1186 2005-05-11 Jan Hubicka <jh@suse.cz>
1188 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
1189 (GTFILES): add except.h.
1190 * except.c (eh_status): Add throw_stmt_table.
1191 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
1192 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
1193 lookup_stmt_eh_region_fn): Declare.
1194 (throw_stmt_node): New structure.
1195 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
1196 * gengtype.c (open_base_files): Add except.h to inlines.
1197 * tree-eh.c (throw_stmt_node): Kill.
1198 (record_stmt_eh_region): Update.
1199 (add_stmt_to_eh_region_fn): Break out from ...
1200 (add_stmt_to_eh_region): ... here.
1201 (remove_stmt_from_eh_region_fn): Break out from ...
1202 (remove_stmt_from_eh_region): ... here.
1203 (lookup_stmt_eh_region_fn): Break out from ...
1204 (lookup_stmt_eh_region): ... here.
1205 (honor_protect_cleanup_actions): Use build_resx.
1206 (lower_try_finally_onedest): Likewise.
1207 (lower_try_finally_copy): Likewise.
1208 (lower_try_finally_switch): Likewise.
1209 (lower_eh_constructs): Update eh table construction.
1210 * tree.c (build_resx): New.
1211 * tree.h (build_resx): Declare.
1213 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
1215 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
1218 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
1220 * fold-const.c, libgcov.c: Fix comment typos.
1222 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
1225 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
1227 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1228 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
1230 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
1232 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
1235 * crtstuff.c: Include auto-host.h again, for now.
1237 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
1239 * config/mips/24k.md: Remove trailing whitespace.
1241 2005-05-11 David Ung <davidu@mips.com>
1243 * config/mips/mips.md (type): Add imul3.
1244 (length, hazard, may_clobber_hilo): Check for imul3.
1245 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
1246 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
1247 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
1248 for a 3 operand mul and its bypasses.
1249 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
1250 * config/mips/4000.md (r4k_imul): Likewise.
1251 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
1252 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
1253 (vr4130_muldi): Likewise.
1254 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
1255 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
1256 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
1257 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
1258 (ir_vr54_imadd_si): Likewise.
1259 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
1260 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
1261 (rm7_impy_di): Likewise.
1262 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
1263 * config/mips/generic.md (generic_imul): Likewise.
1264 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
1265 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
1267 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
1269 PR middle-end/20371:
1270 * tree.h (record_layout_info_s): New member prev_packed.
1271 * stor-layout.c (update_alignment_for_field): Fix comment about
1272 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
1273 we start it properly aligned.
1274 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
1275 to update_alignment_for_field, and recompute it afterwards using
1276 the alignment of the record.
1277 When a packed bitfield precedes an MS bitfield, don't add padding
1278 at the end of the packed bitfield on behalf of the base type of
1279 the packed bit field.
1280 Don't adjust rli->bitpos at the end
1281 of an MS bitfield run if we already adjusted bitpos/offset for an
1282 alignment as large or larger than the bitfield type size.
1283 Take possible record alignment > BIGGEST_ALIGNMENT into account
1284 when calculating actual_align.
1285 Only put packed buit fields into rli->prev_field if they end up
1287 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
1288 Update rli->remaining_in_alignment when we have already started a
1289 run of bit fields and we process a packed bit field.
1291 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
1293 * tree-data-ref.c (find_data_references_in_loop): Give up when
1294 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
1295 may embed arbitrary side effects.
1296 Remove the assumption that GIMPLE form contains a single array
1297 access per statement.
1298 When the statement contains virtual operands, fail if it is not
1299 a MODIFY_EXPR or a CALL_EXPR.
1300 Return after the dont know node is inserted.
1302 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
1304 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
1306 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1309 PR tree-optimization/19639
1310 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
1311 and generic summands for char* as s * delta, too, folding &a[i]
1312 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
1313 for comparison of steps. Convert types for index addition.
1314 (fold_binary): Adjust the callers to always dispatch to
1315 try_move_mult_to_index.
1316 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
1317 expr with non-gimple ARRAY_REF offset.
1319 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
1321 * fold-const.c (fold_indirect_ref_1): Avoid removing
1322 NOP_EXPRs with type qualifiers like const.
1324 2005-05-11 Richard Henderson <rth@redhat.com>
1327 * c-decl.c (finish_decl): Propagate the completed array type of
1328 a global variable into the binding.
1330 2005-05-10 Matt Kraai <kraai@ftbfs.org>
1332 * Makefile.in (gtype-desc.o, build/genautomata.o)
1333 (build/varray.o): Depend on $(VARRAY_H).
1335 2005-05-10 Diego Novillo <dnovillo@redhat.com>
1337 * tree-optimize.c (init_tree_optimization_passes): Re-organize
1338 optimization passes to do an initial batch of scalar cleanups.
1340 2005-05-10 Ian Lance Taylor <ian@airs.com>
1342 * read-rtl.c (struct macro_traverse_data): Define.
1343 (map_attr_string): New static function, broken out of
1344 apply_macro_to_string.
1345 (mode_attr_index, apply_mode_maps): New static functions.
1346 (apply_macro_to_string): Call map_attr_string.
1347 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
1349 (apply_macro_traverse): Expect data to point to a struct
1350 macro_traverse_data.
1351 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
1352 to pass data through htab_traverse.
1353 (read_rtx_1): Add mode_maps parameter. Change all callers.
1354 Handle mode names which are attribute strings.
1355 * doc/md.texi (Substitutions): Rename from String Substitutions.
1356 Change references. Document using attributes as modes.
1358 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1360 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
1361 * tree-optimize.c (init_tree_optimization_passes) Swap
1362 pass_ch and pass_profile.
1363 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
1364 here. Remove rewrite_into_loop_closed_ssa call.
1366 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1368 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
1370 (legitimate_reload_constant_p): Add check for const double zero.
1371 * config/s390/s390.md: Add comment for constraint letter 'G'.
1372 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
1373 attributes for new case.
1374 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
1375 s390_const_double_ok_for_constraint_p.
1376 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
1379 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1381 PR tree-optimization/21170
1382 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
1383 rewrite_ssa_into_ssa in comments with update_ssa.
1385 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1387 * tree-ssa-loop-im.c: Include hashtab.h.
1388 (struct mem_ref_loc): New.
1389 (struct mem_ref): Describe the set of references with the same
1391 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
1392 maybe_queue_var, fem_single_reachable_address,
1393 for_each_memref, single_reachable_address,
1394 is_call_clobbered_ref, determine_lsm_reg): Removed.
1395 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
1396 hoist_memory_reference, memref_hash, memref_eq, memref_del,
1397 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
1399 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
1400 (determine_lsm_loop): Rewritten.
1401 (determine_lsm): Do not set stmt uids.
1403 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1405 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
1408 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
1410 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
1411 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
1412 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
1414 2005-05-10 Jeff Law <law@redhat.com>
1416 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
1417 thread_across_edge for any abnormal edges.
1419 2005-05-10 Richard Henderson <rth@redhat.com>
1421 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
1422 * config/ia64/ia64-protos.h: Declare it.
1423 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
1424 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
1425 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
1426 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
1427 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
1428 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
1429 extend result; use release semantics.
1430 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
1431 (sync_val_compare_and_swap_<IMODE>): Update to match.
1433 2005-05-10 Richard Henderson <rth@redhat.com>
1435 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
1436 before comparing it for success.
1438 2005-05-10 Richard Henderson <rth@redhat.com>
1440 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
1441 no return value pattern.
1443 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
1444 H.J. Lu <hongjiu.lu@intel.com>
1446 * libgcov.c (create_file_directory): New function. Create
1447 directory for the given file name.
1448 (gcov_max_filename): New static var. Keeps size of the longest
1450 (gcov_exit): Always try to create directory for output
1451 file. Relocate each filename basing on environment vars.
1452 (__gcov_init): Remember the longest file name.
1453 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
1454 * doc/gcov.texi (Cross-profiling): New node documenting
1455 cross-profiling management.
1456 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
1458 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1460 * config/sparc/sparc.c (mem_min_alignment): Do not rely
1461 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
1463 2005-05-10 Bob Wilson <bob.wilson@acm.org>
1465 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
1466 case code to avoid one move instruction.
1467 (__umodsi3, __modsi3): Merge duplicated code sequences.
1469 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1471 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
1472 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
1473 * doc/invoke.texi: Fix typos.
1475 * tree-data-ref.c (analyze_array_indexes, analyze_array,
1476 init_data_ref, access_functions_are_affine_or_constant_p,
1477 free_data_refs): Use VEC instead of VARRAY.
1478 * tree-data-ref.h (data_reference): Change the type of
1479 access_fns to VEC(tree,gc)*.
1480 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
1482 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
1485 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
1486 * fold-const.c (fold): Expand the condition of reducing cond_expr.
1487 (contains_label_1, contains_label_p): New functions for checking
1488 labels in a sub-tree.
1490 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
1493 * c-decl.c (pushdecl): When there is a declaration in the current
1494 scope and the declarations are external linkage, check for
1495 compatibility with the type in the external scope and update the
1496 type in the external scope with the composite type information.
1497 Do not form a composite type of the new type and the visible type
1498 if they are incompatible.
1500 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
1502 * crtstuff.c: Revert part of 2005-05-08 Change.
1503 (IN_LIBGCC2): Define.
1505 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1507 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
1508 remove redundant test.
1509 (fp_mov_p): Accept 0.
1510 (fp_high_losum_p): Remove redundant test.
1511 * config/sparc/predicates.md (const_high_operand): Explicitly test
1512 (not small_int_operand).
1513 (fp_const_high_losum_operand): New.
1514 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
1515 (movdi_insn_sp32_v9): Use canonical predicates.
1516 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
1517 (movdi_insn_sp64_novis): Delete.
1518 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
1519 (movsf_insn_novis): Delete.
1520 (movsf_insn_vis): Rename into movsf_insn.
1521 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
1522 (movsf_lo_sum): Use fp_const_high_losum_operand.
1523 (movsf_high): Likewise.
1524 (movsf_high_losum splitter): Likewise.
1525 (mov<V32:mode> expander): Use register_or_zero_operand.
1526 (mov<V64:mode> expander): Likewise.
1527 (movdf_insn_sp32): Use register_or_zero_operand.
1528 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
1529 Rename into movdf_insn_sp32_no_fpu.
1530 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
1531 Rename into movdf_insn_sp32_v9_no_fpu.
1532 (movdf_insn_v9only_novis): Delete.
1533 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
1534 (movdf_insn_sp64_novis): Delete.
1535 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
1536 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
1537 Rename into movdf_insn_sp64_no_fpu.
1538 (movtf expander): Use register_or_zero_operand.
1539 (movtf_insn_sp32): Delete.
1540 (movtf_insn_vis_sp32): Use register_or_zero_operand.
1541 Rename into movtf_insn_sp32.
1542 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
1543 Rename into movtf_insn_sp32_no_fpu.
1544 (movtf_insn_hq_sp64): Delete.
1545 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
1546 Rename into movtf_insn_sp64_hq.
1547 (movtf_insn_sp64): Delete.
1548 (movtf_insn_vis_sp64): Use register_or_zero_operand.
1549 Rename into movtf_insn_sp64.
1550 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
1551 Rename into movtf_insn_sp64_no_fpu.
1553 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
1555 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
1556 gcc_assert and gcc_unreachable as appropriate.
1557 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
1558 xstormy16_output_cbranch_si, xstormy16_split_move,
1559 xstormy16_initial_elimination_offset,
1560 xstormy16_encode_section_info, xstormy16_print_operand_address,
1561 xstormy16_expand_call, xstormy16_expand_arith,
1562 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
1564 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
1566 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
1567 const_copies to VEC(tree,heap)*.
1568 (new_elim_graph, delete_elim_graph, elim_graph_size,
1569 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
1572 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
1575 * doc/extend.texi (Type Attributes): Correct example syntax.
1577 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
1580 * doc/invoke.texi (-Wuninitialized): Update documentation.
1582 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
1584 * arm.c (const_ok_for_arm): Use a faster algorithm.
1586 2005-05-09 David Edelsohn <edelsohn@gnu.org>
1589 * config/rs6000/rs6000.md (add_op2): New.
1590 (add<mode>3): Use it.
1592 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
1594 * arm.c (arm_gen_constant): Add new heuristic for generating
1595 constant integers that can be expressed as the difference of two
1598 2005-05-09 Roger Sayle <roger@eyesopen.com>
1600 * c-tree.h (parser_build_unary_op): New prototype.
1601 * c-typeck.c (parser_build_unary_op): New function to construct
1602 a unary operation in the C parser.
1603 * c-parser.c (c_parser_unary_expression): Use the new function
1604 parser_build_unary_op when appropriate.
1606 2005-05-09 Mark Mitchell <mark@codesourcery.com>
1609 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
1610 before outputting DWARF_FRAME_RETURN_COLUMN.
1612 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1614 * config/s390/s390.c: (s390_branch_condition_mask,
1615 s390_branch_condition_mnemonic, s390_extra_constraint_str,
1616 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
1617 legitimize_pic_address, s390_emit_tls_call_insn,
1618 legitimize_tls_address, legitimize_tls_address,
1619 s390_expand_addcc, print_shift_count_operand, print_operand,
1620 addr_generation_dependency_p, annotate_constant_pool_refs,
1621 s390_split_branches, find_constant_pool_ref,
1622 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
1623 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
1624 s390_output_pool_entry, s390_function_value,
1625 s390_call_saved_register_used, s390_emit_call): Replace
1626 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
1627 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
1628 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
1629 get_some_local_dynamic_name, s390_function_arg_size,
1630 s390_function_arg_advance, s390_function_arg,
1631 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
1632 default case by gcc_unreachable.
1633 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
1634 conditional abort by gcc_assert.
1635 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
1636 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
1638 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1640 * config/s390/s390.c: (s390_decompose_address,
1641 tls_symbolic_operand, legitimate_pic_operand_p,
1642 legitimate_constant_p, legitimate_reload_constant_p,
1643 s390_expand_plus_operand, legitimate_address_p,
1644 legitimate_la_operand_p, ): Remove 'register' from signature.
1645 (symbolic_reference_mentioned_p,
1646 tls_symbolic_reference_mentioned_p): Remove 'register' from local
1647 variable declarations.
1648 (legitimize_address): Remove 'register' from
1649 signature and local variable declarations.
1651 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1653 * config/s390/s390-protos.h: (s390_match_ccmode,
1654 s390_match_ccmode_set, reg_used_in_mem_p,
1655 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
1656 legitimate_la_operand_p, preferred_la_operand_p,
1657 s390_short_displacement, addr_generation_dependency_p,
1658 legitimate_reload_constant_p, legitimate_address_p): Change return type
1660 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
1661 * config/s390/s390.c: (s390_match_ccmode,
1662 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
1663 legitimate_reload_constant_p): Change return type into 'bool'.
1664 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
1665 Likewise. Additionally adapted comment.
1666 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
1667 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
1668 (s390_decompose_address): Change the type of the internal flags
1669 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
1670 (struct s390_address): Change type of "pointer" into bool.
1671 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
1672 Adapt calls for 's390_tm_ccmode' to the new signature.
1674 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1676 * config/s390/s390.c: (s390_match_ccmode_set,
1677 s390_branch_condition_mnemonic, s390_short_displacement,
1678 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
1679 print_shift_count_operand, get_some_local_dynamic_name,
1680 get_some_local_dynamic_name_1, reg_used_in_mem_p,
1681 addr_generation_dependency_p, s390_split_branches,
1682 annotate_constant_pool_refs, find_constant_pool_ref,
1683 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
1684 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
1685 s390_register_info, s390_frame_info, s390_init_frame_layout,
1686 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
1687 restore_gprs, s390_function_arg_size, s390_function_arg_float,
1688 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
1689 s390_encode_section_info, s390_cannot_force_const_mem,
1690 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
1691 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
1692 s390_adjust_priority, s390_issue_rate,
1693 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
1694 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
1695 s390_build_builtin_va_list, s390_gimplify_va_arg,
1696 s390_function_ok_for_sibcall, s390_call_saved_register_used,
1697 s390_pass_by_reference, s390_fixed_condition_code_regs,
1698 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
1699 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
1700 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
1701 s390_add_pool_insn, s390_find_pool, s390_add_constant,
1702 s390_find_constant, s390_add_execute, s390_find_execute,
1703 s390_execute_label, s390_execute_target, s390_dump_pool,
1704 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
1705 Move target macro definitions to the end of the file. Move several
1706 functions within the file to assure correct compiling.
1708 2005-05-09 Steven Bosscher <stevenb@suse.de>
1710 * calls.c (purge_reg_equiv_notes): Remove, fold into...
1711 (fixup_tail_calls): ...here. Only look at insns between the
1712 start of the function and the FUNCTION_BEG insn note.
1714 * gcse.c (one_cprop_pass): Fix typos in dumps.
1716 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
1718 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1720 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
1721 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
1722 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
1723 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
1725 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
1726 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
1727 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
1730 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1732 * config/s390/s390.md: ("gf") New mode attribute.
1733 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
1734 "fixuns_truncsfsi2"): Merge.
1735 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
1736 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
1737 "fix_truncsfsi2_ieee"): Merge.
1739 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1741 * config/s390/s390.md: ("FPR") New mode macro.
1742 ("de", "dee"): New mode attributes.
1743 ("cmpdf", "cmpsf"): Merge.
1744 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
1745 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
1746 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
1747 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
1748 ("floatdidf2", "floatdisf2"): Merge.
1749 ("adddf3", "addsf3"): Merge.
1750 ("*adddf3", "*addsf3"): Merge.
1751 ("*adddf3_cc", "*addsf3_cc"): Merge.
1752 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
1753 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
1754 ("subdf3", "subsf3"): Merge.
1755 ("*subdf3", "*subsf3"): Merge.
1756 ("*subdf3_cc", "*subsf3_cc"): Merge.
1757 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
1758 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
1759 ("muldf3", "mulsf3"): Merge.
1760 ("*muldf3", "*mulsf3" "): Merge.
1761 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
1762 ("*fmadddf", "*fmaddsf"): Merge.
1763 ("*fmsubdf", "*fmsubsf"): Merge.
1764 ("divdf3", "divsf3"): Merge.
1765 ("*divdf3", "*divsf3"): Merge.
1766 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
1767 ("negdf2", "negsf2"): Merge.
1768 ("*negdf2_cc", "*negsf2_cc"): Merge.
1769 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
1770 ("*negdf2", "*negsf2"): Merge.
1771 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
1772 ("absdf2", "abssf2"): Merge.
1773 ("*absdf2_cc", "*abssf2_cc"): Merge.
1774 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
1775 ("*absdf2", "*abssf2"): Merge.
1776 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
1777 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
1778 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
1779 ("*negabsdf2", "*negabssf2"): Merge.
1780 ("sqrtdf2", "sqrtsf2"): Merge.
1782 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1784 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
1786 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
1787 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
1788 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
1789 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
1791 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
1792 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
1793 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
1794 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
1795 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
1796 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
1797 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
1798 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
1799 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
1800 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
1801 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
1802 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
1803 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
1804 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
1805 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
1806 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
1808 ("*divsf3"): Additionally rename second pattern to
1810 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1811 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
1812 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
1813 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
1814 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
1815 'type values' and rename 'type' value.
1816 ("*addsf3"): Additionally rename second pattern to
1819 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1821 * config/s390/s390.md: ("SHIFT"): New mode macro.
1822 ("lr", "shift"): New mode attributes.
1823 ("ashldi3", "lshrdi3"): Merge.
1824 ("*ashldi3_31", "*lshrdi3"_31): Merge.
1825 ("*ashldi3_64", "*lshrdi3"_64): Merge.
1826 ("ashlsi3", "lshrsi3"): Merge.
1828 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1830 * config/s390/s390.md: ("DSI", "SCOND"): New mode
1832 ("E", "g"): New mode attributes.
1833 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
1834 ("*adddi3_alc", "*addsi3_alc"): Merge.
1835 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
1836 ("*subdi3_slb", "*subsi3_slb"): Merge.
1837 ("adddicc", "addsicc"): Merge.
1838 ("*sconddi", "*scondsi"): Merge.
1839 ("*sconddi_neg", "*scondsi_neg"): Merge.
1840 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
1841 ("negdi2", "negsi2"): Extract expander pattern from
1842 "negsi2" and merge with "negdi2".
1843 ("*negdi2"): Merge with instruction pattern of "negsi2".
1844 ("*negdi2_cc", "*negsi2_cc"): Merge.
1845 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
1846 ("rotldi3", "rotlsi3"): Merge.
1848 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1850 * config/s390/s390.md: ("hc"): New mode attribute.
1851 ("extendhidi2", "extendqidi2"): Merge.
1852 ("*extendhidi2", "*extendqidi2"): Merge.
1853 ("extendhisi2", "extendqisi2"): Merge.
1854 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1855 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
1856 Merged 2 define_split.
1857 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
1858 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
1860 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1862 * config/s390/s390.md: ("COMPARE"): New mode macro.
1863 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
1864 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
1865 "bungt", "bunle", "bunge", "bltgt"): Merge.
1867 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1869 * config/s390/s390.md: ("INT"): New mode macro.
1870 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
1873 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1875 * config/s390/s390.md: ("GPR", "P"): New mode macros.
1876 ("cmpdi", "cmpsi"): Merge.
1877 ("strlendi", "strlensi"): Merge.
1878 ("*strlendi", "*strlensi"): Merge.
1879 ("movmemdi", "movmemsi"): Merge.
1880 ("clrmemdi", "clrmemsi"): Merge.
1882 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
1884 * config/s390/s390.md: ("HQI"): New mode macro.
1885 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
1886 ("*tmhi_full", "*tmqi_full"): Merge.
1887 ("*tsthiCCT", "*tstqiCCT"): Merge.
1888 ("*tsthi", "*tstqi"): Merge.
1889 ("*tsthi_cconly", "tstqi_cconly"): Merge.
1890 ("*sethighhisi", "*sethighqisi"): Merge.
1892 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
1894 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
1895 config/alpha/unicosmk.h, config/arc/arc.md,
1896 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
1897 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
1898 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
1899 config/arm/semi.h, config/arm/uclinux-elf.h,
1900 config/arm/wince-pe.h, config/fr30/fr30.c,
1901 config/rs6000/altivec.h: Update copyright.
1903 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1905 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
1906 gcc_assert and gcc_unreachable as appropriate.
1907 (pdp11_output_function_epilogue, output_move_double,
1908 output_move_quad, print_operand_address, output_jump,
1909 output_addr_const_pdp11): Likewise.
1910 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
1911 ASM_OUTPUT_ALIGN): Likewise.
1912 * config/pdp11/pdp11.md: Likewise.
1913 (extendhisi2, subhi3, subqi3): Likewise.
1915 2005-05-09 David Edelsohn <edelsohn@gnu.org>
1918 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
1921 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
1923 * config/ia64/ia64.c: Fix a comment typo.
1925 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
1928 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
1929 (arm_override_options): Use them instead of manifest constants. Don't
1930 allow -march to override the -mtune setting.
1932 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1934 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
1935 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
1936 (function_arg_advance, function_arg, save_restore_insns,
1937 iq2000_expand_prologue, iq2000_output_conditional_branch,
1938 expand_one_builtin, print_operand):
1939 * config/iq2000/iq2000.md (tablejump): Likewise.
1941 2005-05-09 David Ung <davidu@mips.com>
1943 * config/mips/mips.h (processor_type): Add names for the 24K.
1944 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
1946 * config/mips/mips.md (cnv_mode): New attribute for recording the
1947 conversion types of float convert insns.
1948 (cpu): Add 24k and 24kx.
1949 (include): Include 24k.md file.
1950 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
1951 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
1952 (floatdisf2): Setup cnv_mode.
1953 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
1955 * config/mips/24k.md: New file, contains 24k DFA pipeline
1958 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
1960 * config/sh/sh.c (print_operand_address): Use gcc_assert and
1961 gcc_unreachable as appropriate.
1962 (print_operand, prepare_move_operands, prepare_scc_operands,
1963 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
1964 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
1965 fixup_mova, gen_far_branch, sh_reorg, split_branches,
1966 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
1967 sh_set_return_address, sh_setup_incoming_varargs,
1968 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
1969 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
1970 check_use_sfunc_addr): Likewise.
1971 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
1972 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
1973 * config/sh/symbian.c (sh_symbian_mark_dllexport,
1974 sh_symbian_mark_dllimport): Likewise.
1975 * config/sh/sh.md: Likewise.
1976 (movdicc, call_pop, call_value_pop, casesi_worker_1,
1977 casesi_worker_2, casesi_shift_media, casesi_load_media,
1978 return_media): Likewise.
1980 2005-05-08 Roger Sayle <roger@eyesopen.com>
1983 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
1986 2005-05-08 Richard Henderson <rth@redhat.com>
1988 * config/alpha/alpha.c (adjust_address): Fix typo last change.
1990 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
1992 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
1993 and -1 can happen in reg_renumber when no hard register is assigned.
1995 2005-05-08 Steven Bosscher <stevenb@suse.de>
1996 Kazu Hirata <kazu@cs.umass.edu>
1998 PR tree-optimization/14841, tree-optimization/15838
1999 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
2000 (evaluate_stmt): Call it.
2002 2005-05-08 Jakub Jelinek <jakub@redhat.com>
2004 * config/ia64/ia64.c (ia64_override_options): Don't set
2005 ia64_flag_var_tracking and clear flag_var_tracking here...
2006 (ia64_file_start): ... but here.
2008 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2010 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
2011 and gcc_unreachable as appropriate.
2012 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
2013 m68hc11_gen_highpart, print_operand, print_operand_address,
2014 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
2015 m68hc11_gen_movhi): Likewise.
2016 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
2017 * config/m68hc11/m68hc11.md: Reword comment.
2019 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2022 * config/m68hc11/predicates.md (splitable_operand): An immediate is
2025 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2027 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
2028 the 68HC12 address indirect addressing mode as it is not supported by
2030 * config/m68hc11/m68hc11-protos.h
2031 (m68hc11_valid_addressing_p): Declare.
2032 (m68hc11_add_mode): Declare.
2033 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
2034 register_indirect_p and export it.
2035 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
2036 instruction so that it is part of the good BB.
2037 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
2038 addressing with movw.
2039 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
2041 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
2042 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
2043 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
2045 ("*movhi_68hc12"): Handle movhi_const0.
2046 ("*subhi3", "subqi3"): Use general_operand for operand 1.
2047 ("*subhi3_zext"): Likewise.
2049 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2052 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
2053 operand 1 and fix constraints.
2054 ("mulqihi3"): Use general_operand for operand 2.
2056 2005-05-08 Julian Brown <julian@codesourcery.com>
2057 H.J. Lu <hongjiu.lu@intel.com>
2058 Paul Brook <paul@codesourcery.com>
2060 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
2061 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
2062 20050308/2.16.0 or newer for comdat group.
2063 * configure: Regenerated.
2064 * config.in: Regenerated.
2065 * varasm.c (default_function_rodata_section): Put .rodata section in
2066 COMDAT group when necessary.
2067 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
2069 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
2072 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2074 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
2076 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
2077 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
2078 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
2079 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2081 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
2084 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
2085 64-bit constants on 64-bit hosts.
2086 (m68hc11_split_logical): Simplify.
2087 (m68hc11_split_move): Likewise.
2089 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2090 Paolo Bonzini <bonzini@gnu.org>
2092 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
2093 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
2094 * configure.ac (enable_checking): Fix typos in runtime_checking.
2095 (ENABLE_RUNTIME_CHECKING): Mark as target template.
2096 (xm_file): Prepend auto-host.h
2097 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
2098 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
2100 * crtstuff.c: Do not include auto-host.h.
2101 (IN_LIBGCC2): Do not define.
2102 * gcov-io.h: Include tconfig.h, not auto-host.h.
2103 * libgcc2.c: Do not include auto-host.h.
2104 (abort): Do not undefine.
2105 * libgcov.c: Remove unneeded comment about config.h.
2106 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
2107 * config.in, configure: Regenerated.
2109 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2110 Falk Hueffner <falk@debian.org>
2112 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
2113 and gcc_unreachable as appropriate.
2114 (get_aligned_mem, get_unaligned_address,
2115 alpha_emit_set_long_const, alpha_emit_conditional_branch,
2116 alpha_emit_setcc, alpha_emit_conditional_move,
2117 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
2118 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
2119 alpha_expand_unaligned_load, alpha_expand_block_move,
2120 alpha_expand_zap_mask, get_trap_mode_suffix,
2121 get_round_mode_suffix, get_some_local_dynamic_name,
2122 print_operand_address, function_arg, alpha_return_in_memory,
2123 function_value, alpha_expand_builtin,
2124 alpha_initial_elimination_offset, alpha_expand_epilogue,
2125 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
2126 alphaev5_next_group, alpha_align_insns,
2127 unicosmk_initial_elimination_offset, unicosmk_unique_section,
2128 unicosmk_ssib_name): Likewise.
2129 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2130 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
2131 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
2132 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
2133 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2134 * config/alpha/alpha.md (*divmodsi_internal_er,
2135 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
2136 call_nt, call_umk, call_vms, call_value, sibcall_value,
2137 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
2138 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
2139 * config/alpha/predicates.md (input_operand): Likewise.
2141 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
2143 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
2144 gcc_unreachable, as appropriate.
2145 (frv_function_prologue, frv_alloc_temp_reg,
2146 frv_initial_elimination_offset, frv_expand_block_move,
2147 frv_expand_block_clear, frv_print_operand_jump_hint,
2148 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
2149 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
2150 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
2151 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
2152 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
2153 frv_in_small_data_p, frv_asm_out_constructor,
2154 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
2155 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
2156 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
2157 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
2158 sibcall_value, casesi): Likewise.
2160 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
2161 gcc_unreachable as appropriate.
2162 (print_operand_address, mn10300_print_reg_list, expand_prologue,
2163 expand_epilogue, notice_update_cc, initial_offset,
2164 mn10300_address_cost_1): Likewise.
2165 * config/mn10300/mn10300.md: Likewise.
2166 (absdf2, abssf2, negdf2, negsf2): Likewise.
2168 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2171 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
2173 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
2174 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
2175 including sunge_<mode> and sungt_<mode>.
2177 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
2179 * integrate.h (get_hard_reg_initial_val): Change type of register
2180 parameter from int to unsigned int.
2181 (has_hard_reg_initial_val): Likewise.
2182 * integrate.c (get_hard_reg_initial_val): Likewise.
2183 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
2185 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
2187 * except.c (eh_status): Change the type of ttype_data to
2189 (add_ttypes_entry, assign_filter_values,
2190 output_function_exception_table): Use VEC instead of VARRAY.
2192 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2194 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
2196 2005-05-07 Paul Brook <paul@codesourcery.com>
2198 * Makefile.in: Fix dependencies.
2199 (GCOV_IO_H, VARRAY_H): Set.
2201 2005-05-07 Anthony Green <green@redhat.com>
2204 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
2205 x$STMP_FIXPROTO test.
2206 * configure: Rebuilt.
2208 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2210 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
2211 inappropriate feature test macros if flag_iso.
2213 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
2215 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
2217 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
2220 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
2221 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2222 Handle moved operand being in special register.
2223 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
2224 presumed working insn.
2225 (mover2side): Add FIXME.
2227 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2229 * integrate.c (get_func_hard_reg_initial_val): Delete.
2230 (has_func_hard_reg_initial_val): Delete.
2231 (get_hard_reg_initial_val): Inline the old implementation of
2232 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
2233 instead of has_func_hard_reg_initial_val to test for an existing
2234 pseudo. Only create an rtx if a new initial value entry is needed.
2235 (has_hard_reg_initial_val): Scan the initial value list directly.
2236 Don't create an rtx.
2238 2005-05-07 David Edelsohn <edelsohn@gnu.org>
2240 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
2242 * config.in (HAVE_AS_POPCNTB): New.
2243 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
2244 (HAVE_AS_POPCNTB): New.
2245 * configure: Regenerated.
2246 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
2247 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
2248 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
2249 and rs6000_sched_costly_dep.
2250 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
2251 (TARGET_XL_COMPAT): Delete.
2252 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
2253 (popcount<mode>2): New.
2254 (popcntb<mode>2): New.
2255 * config/rs6000/rs6000.opt (mpopcntb): New.
2257 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
2258 if variable name exists.
2260 2005-05-07 Matt Kraai <kraai@ftbfs.org>
2262 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
2264 2005-05-07 Richard Henderson <rth@redhat.com>
2267 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
2268 with constant offsets.
2270 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
2272 * config/v850/v850.c (print_operand): Use gcc_assert and
2273 gcc_unreachable, as appropriate.
2274 (print_operand_address, v850_handle_data_area_attribute,
2275 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
2276 v850_insert_attributes, construct_prepare_instruction): Likewise.
2277 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2278 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
2280 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
2282 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
2283 config/rs6000/rs6000.h: Fix comment typos.
2285 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
2287 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
2288 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
2289 (mips_scalar_mode_supported_p): Delete.
2291 2005-05-06 Eric Christopher <echristo@redhat.com>
2293 * config/mips/mips.opt: Remove -mint64 option.
2294 * config/mips/mips.c (override_options): Remove -mint64
2296 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
2297 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
2298 64-bit integer handling.
2299 * doc/invoke.texi (Option Summary): Remove -mint64 for
2302 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2304 PR tree-optimization/19401
2305 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
2306 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
2307 (estimated_unrolled_size): New function.
2308 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
2309 tree_unroll_loops_completely): Always unroll loops if the code size
2311 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
2312 loops should be unrolled completely.
2313 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
2315 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
2317 PR rtl-optimization/21254
2318 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
2319 assumptions for loops that otherwise do not roll.
2320 (find_simple_exit): Prefer # of iterations that is guaranteed
2322 * loop-unroll.c (decide_peel_once_rolling,
2323 decide_peel_completely): Check whether the loop is infinite.
2325 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
2327 * config/rs6000/sysv4.opt: Fix typo.
2329 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
2330 Jakub Jelinek <jakub@redhat.com>
2333 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
2334 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
2335 Don't use rep; movs{l,q} if the repetition count is really small,
2336 instead use a sequence of movs{l,q} instructions.
2338 2005-05-06 Jeff Law <law@redhat.com>
2340 PR tree-optimization/21380
2341 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
2342 thread through a block with no preds.
2344 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
2346 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
2347 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
2348 add_call_read_ops): Use VEC instead of VARRAY.
2350 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
2352 * config/mcore/mcore.c (mcore_print_operand_address): Use
2353 gcc_assert and gcc_unreachable as appropriate.
2354 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
2355 mcore_output_andn, output_inline_const, mcore_output_move,
2356 mcore_output_movedouble, mcore_expand_block_move,
2357 layout_mcore_frame, mcore_initial_elimination_offset,
2358 mcore_expand_prolog, mcore_mark_dllexport,
2359 mcore_mark_dllimport): Likewise.
2360 * config/mcore/mcore.h (switch_to_section): Likewise.
2361 * config/mcore/mcore.md: Likewise.
2363 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
2365 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
2366 TARGET_PROFILE_KERNEL.
2368 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
2369 TARGET_PROFILE_KERNEL use.
2371 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
2373 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
2374 and gcc_unreachable, as appropriate.
2375 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
2376 m32r_expand_prologue, m32r_output_function_epilogue,
2377 m32r_legitimize_pic_address, m32r_print_operand_address,
2378 emit_cond_move, m32r_function_symbol,
2379 m32r_output_block_move): Likewise.
2380 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2381 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
2382 *rev_zero_branch_insn): Likewise.
2384 2005-05-06 Jakub Jelinek <jakub@redhat.com>
2387 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
2388 if both NEWDECL and OLDDECL are already weak.
2390 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
2392 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2394 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
2395 Kaz Kojima <kkojima@gcc.gnu.org>
2397 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
2400 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
2401 David Edelsohn <edelsohn@gnu.org>
2403 * config.gcc: Add .opt magic for the rs6000 ports.
2405 * doc/invoke.texi: Document -mabi= option properly. Document
2406 -misel and -mno-sel. Document -mspe and -mno-spe. Document
2407 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
2410 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
2411 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
2414 * config/rs6000/aix.opt: New.
2415 * config/rs6000/aix41.opt: New.
2416 * config/rs6000/aix64.opt: New.
2417 * config/rs6000/darwin.opt: New.
2418 * config/rs6000/linux64.opt: New.
2419 * config/rs6000/rs6000.opt: New.
2420 * config/rs6000/sysv4.opt: New.
2422 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
2423 associated TARGET_*. Remove SUBTARGET_OPTIONS,
2425 Define TARGET_USES_SYSV4_OPT.
2426 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
2427 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
2428 TARGET_USES_AIX64_OPT.
2429 * config/rs6000/aix51.h: Same.
2430 * config/rs6000/aix52.h: Same.
2431 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
2432 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
2433 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
2434 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
2435 * config/rs6000/linux64.h: Use
2436 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
2438 * config/rs6000/rs6000.c: Remove definitions of
2439 rs6000_sched_restricted_insns_priority,
2440 rs6000_long_double_size_string, rs6000_altivec_vrsave,
2441 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
2442 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
2443 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
2444 rs6000_alignment_string. Define rs6000_explicit_options.
2445 (rs6000_parse_abi_options): Remove.
2446 (rs6000_parse_alignment_option): Remove.
2447 (rs6000_parse_float_gprs_option): Remove.
2448 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
2449 TARGET_DEFAULT_TARGET_FLAGS.
2450 (rs6000_override_options): Revamp to use new .opt machinery.
2452 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
2453 of new .opt machinery. Remove target_flags. Redefine
2454 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
2455 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
2456 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
2457 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
2458 rs6000_longcall_switch, rs6000_default_long_calls,
2459 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
2460 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
2461 TARGET_ALTIVEC_VRSAVE.
2463 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
2465 * config.gcc (hppa1.1-*-rtems*): Remove.
2466 * config/pa/rtems.h: Remove.
2468 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
2470 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
2471 Exclude roe/603e multilib variants.
2473 2005-05-04 Denis Chertykov <denisc@overta.ru>
2476 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
2479 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
2481 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
2482 arm/pe.opt to $extra_options.
2483 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
2484 (target_float_abi_name, target_float_switch, target_abi_name)
2485 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
2486 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
2487 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
2488 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
2489 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
2490 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
2491 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
2492 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
2493 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
2494 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
2495 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
2496 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
2497 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
2498 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
2499 (arm_pic_register_string): Delete.
2500 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
2502 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
2503 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
2504 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
2505 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
2506 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
2507 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
2508 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
2509 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
2510 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
2511 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
2512 (SUBTARGET_SWITCHES): Delete.
2513 * config/arm/arm.c (target_float_switch): Delete.
2514 (arm_cpu_select): Moved from config/arm/arm.h.
2515 (target_fpu_name, target_fpe_name, target_float_abi_name)
2516 (target_abi_name, structure_size_string, arm_pic_register_string)
2517 (arm_select): Make static.
2518 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2519 (arm_handle_option): New function.
2520 (arm_override_options): Update target_flags checks for new mask names.
2521 Remove target_float_switch code.
2522 (arm_expand_prologue, thumb_expand_prologue): Check
2523 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
2524 * config/arm/arm.opt, config/arm/pe.opt: New files.
2526 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
2528 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
2529 gcc_unreachable as appropriate.
2530 (arc_double_limm_p, arc_setup_incoming_varargs,
2531 arc_compute_function_type, arc_output_function_prologue,
2532 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
2533 output_shift, arc_print_operand, arc_print_operand_address,
2534 arc_final_prescan_insn): Likewise.
2535 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2537 2005-05-04 Geoffrey Keating <geoffk@apple.com>
2539 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
2544 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
2545 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
2546 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
2547 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
2548 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
2549 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
2550 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
2551 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
2553 2005-05-05 Paul Brook <paul@codesourcery.com>
2555 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
2556 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
2557 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
2558 and tree-data-ref.h with *_H variables.
2560 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
2562 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
2564 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
2566 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
2568 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
2570 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
2572 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
2574 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
2575 setting of vrsave register for current function after
2576 call to save_world is emitted.
2578 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
2580 * config/mmix/predicates.md: New file.
2581 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
2582 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
2583 (mmix_foldable_comparison_operator, mmix_comparison_operator)
2584 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
2585 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2587 * config/mmix/mmix.md: Include predicates.md.
2588 ("call", "call_value"): Force address to register if it isn't a
2589 mmix_symbolic_or_address_operand.
2591 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
2593 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
2594 the flags are of appropriate types.
2595 (num_ssa_operands): Generalize using the generic interface.
2596 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
2599 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
2601 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
2602 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
2604 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
2606 * tree-outof-ssa.c (edge_leader, stmt_list,
2607 analyze_edges_for_bb): Use VEC instead of VARRAY.
2608 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
2609 (perform_edge_inserts): Call init_analayze_edges_for_bb and
2610 fini_analayze_edges_for_bb.
2612 2005-05-04 James E Wilson <wilson@specifixinc.com>
2615 * gcc.c (process_command): In the second argv scan loop, ignore
2616 Xassembler and Xpreprocessor, along with their argument.
2618 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
2620 * tree-flow-inline.h, tree-ssa-operands.c,
2621 tree-ssa-operands.h, tree-ssa-opfinalize.h:
2622 Likewise. tree-vn.c: Fix comment typos.
2623 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
2625 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
2627 * doc/tm.texi (Target Hooks): Document
2628 TARGET_RESOLVE_OVERLOADED_BUILTIN.
2630 2005-05-04 Paul Brook <paul@codesourcery.com>
2632 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
2634 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
2636 * dwarf2out.c (incomplete_types, retry_incomplete_types,
2637 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
2640 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
2641 get_expansion, expand_var_during_unrolling,
2642 insert_var_expansion_initialization,
2643 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
2646 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
2649 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
2652 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
2653 the same as INTEGER_TYPE.
2654 (fold_binary): Fold "bool_var != 0" to bool_var.
2655 Fold "bool_var == 1" to bool_var.
2657 2004-05-03 Richard Henderson <rth@redhat.com>
2660 * function.c (instantiate_virtual_regs_in_insn): Use the mode
2661 from recog_data instead of insn_data.
2663 2005-05-03 DJ Delorie <dj@redhat.com>
2665 * common.opt (fdiagnostics-show-option): No variable is needed.
2666 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
2667 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
2668 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
2669 Save and restore original message format. Use flag in context
2671 (warning): Don't test for enabled warnings here.
2672 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
2675 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
2677 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
2678 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
2679 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
2680 * aclocal.m4: Don't include accross.m4.
2681 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
2682 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
2683 * configure, config.in: Regenerate.
2685 2005-05-04 Jakub Jelinek <jakub@redhat.com>
2688 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
2689 (clear_storage): Add argument.
2690 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
2691 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
2693 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
2694 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
2695 (store_expr, store_constructor): Adjust callers.
2696 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
2697 to emit_block_move if CALL_EXPR_TAILCALL (exp).
2698 (expand_builtin_memmove): Add ORIG_EXP argument, copy
2699 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
2700 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
2701 with EXP. Pass EXP to expand_builtin_memmove.
2702 (expand_builtin_memset): Add ORIG_EXP argument, pass
2703 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
2704 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
2705 Pass EXP to expand_builtin_memset.
2706 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
2708 (expand_builtin_strncmp): Likewise.
2709 (expand_builtin_printf): Replace ARGLIST argument with EXP.
2710 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
2711 (expand_builtin_fprintf): Likewise.
2712 (expand_builtin): Adjust calls to
2713 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
2715 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
2718 PR rtl-optimization/21239
2719 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
2721 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
2723 * tree-flow.h (tree_ann_common_d): Move aux to ...
2724 (stmt_ann_d): ... here.
2725 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
2726 move_computations_stmt, schedule_sm): Update references to
2728 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
2730 * tree-cfg.c (remove_bb): Remove a redundant call to
2732 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
2735 2005-05-03 Richard Henderson <rth@redhat.com>
2737 * config/rs6000/rs6000.c: Remove conflict markers.
2739 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
2741 2005-05-03 James E Wilson <wilson@specifixinc.com>
2743 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
2745 2005-05-03 DJ Delorie <dj@redhat.com>
2747 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
2748 decide if the warning will be printed.
2749 * calls.c (expand_call): Likewise.
2750 * function.c (init-function_start): Likewise.
2752 * common.opt (-fdiagnostics-show-option): New.
2753 * opts.c (option_enabled): Accept the option index instead of a
2754 pointer to the option descriptor.
2755 * opts.h (option_enabled): Likewise.
2756 * toplev.c (print_switch_values): Pass option index, not option
2758 * diagnostic.h (diagnostic_info): Add option_index.
2759 * diagnostic.c: Include opts.h.
2760 (diagnostic_set_info): Initialize option_index.
2761 (diagnostic_report_diagnostic): Amend option name if appropriate.
2762 (warning): Check to see if the specified warning is enabled.
2764 * doc/invoke.texi (-fdiagnostics-show-options): Document.
2766 2005-05-03 Richard Henderson <rth@redhat.com>
2768 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
2769 SPEC_OR_GEN_REGS definitions.
2771 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
2774 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
2775 for unavailable registers.
2777 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
2779 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
2781 * cfglayout.c (block_locators_blocks,
2782 insn_locators_initialize, insn_scope): Use VEC instead of
2785 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
2786 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
2789 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2791 * config/sparc/predicates.md (const_compl_high_operand): New.
2792 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
2794 (sparc_emit_set_const64_quick1): Adjust for above change.
2795 (sparc_emit_set_const64_quick2): Likewise.
2796 (sparc_emit_set_const64_longway): Likewise.
2797 (sparc_emit_set_const64): Likewise.
2798 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
2799 movdi_const64_special): Delete.
2800 (logical constant splitters): Use const_compl_high_operand.
2802 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
2804 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
2805 rather than STRIP_NOPS.
2807 2005-05-03 Jakub Jelinek <jakub@redhat.com>
2809 PR rtl-optimization/21330
2810 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
2812 (unswitch_single_loop): Clear cinsn when retrying.
2815 * config/i386/i386.c (legitimize_address): When canonicalizing
2816 ASHIFT into MULT, multiply by 1 << shift_count instead of
2817 1 << log2 (shift_count).
2819 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
2821 * lambda-code.c (gcc_loop_to_lambda_loop,
2822 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
2823 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
2824 generic operand interface.
2825 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
2826 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
2827 generic operand interface.
2828 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
2829 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
2830 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
2831 num_imm_uses): Use ssa_use_operand_t.
2832 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
2833 get_v_must_def_ops): Delete.
2834 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
2835 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
2836 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
2837 get_v_must_def_kill_ptr): Delete.
2838 (delink_stmt_imm_use): Move and use new operand interface.
2839 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
2840 op_iter_next_tree): Use new operand implementation.
2841 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
2842 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
2844 (op_iter_next_mustdef, op_iter_next_maydef,
2845 op_iter_next_must_and_may_def): Delete. Replace with...
2846 (op_iter_next_maymustdef): New. Combine must and may next operations.
2847 (op_iter_init_maydef, op_iter_init_mustdef,
2848 op_iter_init_must_and_may_def): Use new interface.
2849 (single_ssa_tree_operand ): New. Process single operands only as trees.
2850 (single_ssa_use_operand): New. Process single operands only as uses.
2851 (single_ssa_def_operand): New. Process single operands only as defs.
2852 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
2854 (num_ssa_operands): New. Count the number of specified operands.
2855 (compare_ssa_operands_equal): New. Compare two statements' operands.
2856 (single_phi_def): New. Return true if PHI has one def of the specified
2858 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
2859 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
2860 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
2861 (struct stmt_ann_d): Operands field no longer require GTY().
2862 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
2863 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
2864 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
2865 dump_replaceable_exprs, rewrite_trees): Use generic interface.
2866 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
2867 Use use_operand_p instead of ssa_imm_use_t *.
2868 * tree-pretty-print.c (dump_vops): check if operands are active before
2869 dumping virtual operands.
2870 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
2871 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
2872 (ccp_fold): Use new interface.
2873 (ccp_visit_stmt): Remove unused variables and code.
2874 (convert_to_gimple_builtin): Insert statements before calling
2875 mark_new_vars_to_rename.
2876 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
2877 (copy_prop_visit_cond_stmt): Use generic interface.
2878 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
2879 annotation in table.
2880 (thread_across_edge): Use generic interface.
2881 (initialize_hash_element): Initialzie with stmt, not annotation.
2882 (eliminate_redundant_computations): Use generic interface.
2883 (record_equivalences_from_stmt): Pass stmt, not annotation.
2884 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
2886 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
2887 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
2888 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
2889 generic operand interface.
2890 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
2892 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
2894 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
2895 (build_defs, build_uses, build_v_may_defs, build_vuses,
2896 build_v_must_defs): Change type to struct opbuild_list_d.
2897 (ops_active): New. Operands active boolean.
2898 (operand_memory, operand_memory_index): New. Operand memory managers.
2899 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
2900 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
2901 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
2902 Change from functions to static variable list heads.
2903 (opbuild_initialize_virtual): New. Initialize a virtual build list.
2904 (opbuild_initialize_real): New. Initialize a virtual build list.
2905 (opbuild_free): New. Free a build list.
2906 (opbuild_num_elems): New. Number of items in a list.
2907 (opbuild_append_real): New. Add a real (tree *) operand.
2908 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
2909 (opbuild_first): New. Return first element index in a list.
2910 (opbuild_next): New. Return next element in a list.
2911 (opbuild_elem_real): New. Return real element.
2912 (opbuild_elem_virtual): New. Return virtual element.
2913 (opbuild_elem_uid): New. Return UID of virtual element.
2914 (opbuild_clear): New. Reset an operand list.
2915 (opbuild_remove_elem): New. Remove an element form a list.
2916 (ssa_operands_active): New. Return true if operand cache is active.
2917 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
2918 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
2919 (correct_use_link): Use use_operand_p.
2920 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
2921 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
2922 (cleanup_v_may_defs): Use new implmentation.
2923 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
2925 (append_def, append_use, append_v_may_def, append_vuse,
2926 append_v_must_def): Call opbuild_append routine instead of using varray.
2927 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
2928 global parse_old_ops variable.
2929 (free_ssa_operands): New implementation.
2930 (update_stmt_operands): Move. Change argument to build_ssa_operands.
2931 (copy_virtual_operands): Move. New generic implementation.
2932 (create_ssa_artficial_load_stmt): Move. New implementation.
2933 (swap_tree_operands): Update for new implementation.
2934 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
2935 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
2936 rather than a varray.
2937 (verify_imm_links): Use use_operand_p.
2938 (dump_immediate_uses_for): If the immediate use variable is a virtual
2939 variable, show the virtual ops in the stmt.
2940 * tree-ssa-operands.h (def_operand_p): No longer a structure.
2941 (NULL_DEF_OPERAND_P): Now a #define.
2942 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
2943 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
2944 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
2945 mustdef_optype_d): New. Use Linked list representation.
2946 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
2947 (struct ssa_operand_memory_d): New. Allocated Chunk node.
2948 (struct stmt_operands_d): Change to new pointers that are not GTY.
2949 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
2950 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
2951 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
2952 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
2953 SET_V_MUST_DEF_KILL): Delete.
2954 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
2955 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
2956 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
2957 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
2958 (enum ssa_op_iter_type): Operand iterator typechecking values.
2959 (struct ssa_operand_iterator_d): Use linked lists of operands.
2960 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
2961 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
2962 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
2963 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
2964 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
2965 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
2966 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
2967 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
2968 * tree-ssa-opfinalize.h: New. Function templates for expansion.
2969 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
2970 alloc_vuse, and alloc_mustdef.
2971 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
2972 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
2973 and finalize_ssa_v_must_def_ops.
2974 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
2975 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
2977 (compute_avail): Use generic iterator interface.
2978 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
2979 (stmt_makes_single_load, stmt_makes_single_store): Use
2981 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
2982 (statement_sink_location): Use generic interface.
2983 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
2984 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
2985 reset the immediate use link nodes.
2986 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
2987 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
2988 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
2989 (eliminate_tail_call): Use generic operand interface.
2990 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
2991 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
2993 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
2995 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
2996 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
2998 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
2999 Use statement pointer instead of vuse_optype. Use generic interface.
3000 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
3001 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
3002 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
3003 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
3004 * doc/tree-ssa.texi: Update documentation for operand interface.
3006 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
3008 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
3009 gcc_unreachable as appropriate.
3010 (machopic_function_base_name, machopic_indirect_data_reference,
3011 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
3012 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
3013 * config/rs6000/altivec.md (*mov<mode>_internal,
3014 build_vector_mask_for_load): Likewise.
3015 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
3016 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
3017 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
3018 * config/rs6000/predicates.md (easy_fp_constant,
3019 logical_operand): Likewise.
3020 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
3021 compute_save_world_info, rs6000_emit_prologue,
3022 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
3023 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
3026 2005-05-03 Uros Bizjak <uros@kss-loka.si>
3029 * convert.c (convert_to_integer): Convert ceil and floor in
3032 2005-04-29 Geoffrey Keating <geoffk@apple.com>
3035 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
3036 define_insn_and_split. Split only when memory operand is
3037 offsettable. Use adjust_address rather than plus_constant.
3038 (floatunssidf2_internal): Likewise.
3039 (fix_truncdfsi2_internal): Split only when memory operand is
3040 offsettable. Use adjust_address rather than plus_constant.
3041 (fix_trunctfsi2_internal): Likewise.
3042 (floatsidf2_internal): Likewise.
3044 2005-05-02 Diego Novillo <dnovillo@redhat.com>
3046 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
3047 (set_value_range_to_null): Likewise.
3048 (set_value_range_to_varying): New function. Use it in all
3049 call sites that used to call set_value_range (vr, VR_VARYING, ...).
3050 (extract_range_from_assert): If the integral type has a
3051 super-type, and LIMIT is not within MIN and MAX values of that
3052 type, set the resulting range to VR_VARYING.
3054 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
3056 * config/mmix/mmix.opt: New file.
3057 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
3058 (mmix_cc1_ignored_option): Don't declare.
3059 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
3060 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
3061 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
3062 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
3063 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
3064 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
3065 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
3066 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
3068 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
3069 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
3070 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3072 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
3075 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
3076 * c-decl.c (current_function_prototype_built_in,
3077 current_function_prototype_arg_types): New.
3078 (merge_decls): Keep source location of prototype followed by
3079 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
3080 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
3081 (start_function): Always set current_function_prototype_locus,
3082 current_function_prototype_built_in and
3083 current_function_prototype_arg_types. Check for external
3084 prototype whether or not visible for external function and set
3085 current_function_prototype_arg_types accordingly.
3086 (store_parm_decls_oldstyle): Use
3087 current_function_prototype_arg_types for checking old-style
3088 definition against prototype. Give warnings only if
3089 current_function_prototype_built_in).
3091 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3093 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
3094 (ggc_alloc_zone_stat): Don't define.
3095 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
3096 ggc_alloc_zone_pass_stat.
3097 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
3098 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
3099 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
3101 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3103 * calls.c (expand_call): Handle current_function_pretend_args_size
3104 when checking for sibcalls.
3106 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3108 PR tree-optimization/21294
3109 * tree-vrp.c (vrp_expr_computes_nonzero): New.
3110 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
3112 2005-05-02 Janis Johnson <janis187@us.ibm.com>
3115 * gcov-io.h: Declare gcov external functions hidden.
3117 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3119 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
3120 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
3121 Use VEC instead of VARRAY.
3124 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
3127 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
3129 * c-common.c (resolve_overloaded_builtin): Forward to target
3130 hook for BUILT_IN_MD built-ins.
3131 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
3132 for all types of built-in.
3133 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
3134 in the definition of the target hooks struct.
3135 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
3136 * config/rs6000/altivec.h: Rewritten.
3137 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
3138 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
3139 rs6000_builtin_type, rs6000_builtin_type_compatible,
3140 altivec_overloaded_builtins, rs6000_builtin_type,
3141 rs6000_builtin_type_compatible): New.
3142 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
3144 (def_builtin): Turn into a function. Check for duplicates and store
3145 the builtin into rs6000_builtin_decls.
3146 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
3147 bdesc_1arg): Add overloaded builtins.
3148 (altivec_expand_builtin): Check for unresolved overloaded builtins,
3149 do not support ALTIVEC_COMPILETIME_ERROR.
3150 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
3151 nodes to represent front-end types.
3152 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
3153 with opaque arguments and/or return values.
3154 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
3155 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
3156 (rs6000_builtin_type_index): New.
3157 (is_ev64_opaque_type): Rename to...
3158 (rs6000_is_opaque_type): ... this.
3159 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
3162 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3164 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
3167 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
3168 Bernd Schmidt <bernd.schmidt@analog.com>
3170 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
3171 print_address_operand, print_operand, legitimize_pic_address,
3172 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
3173 output_pop_multiple): Use gcc_assert or gcc_unreachable as
3175 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
3177 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
3179 * doc/passes.texi: Document vectorization pass.
3181 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
3183 * tree-scalar-evolution.c (get_exit_conditions_rec,
3184 select_loops_exit_conditions,
3185 number_of_iterations_for_all_loops,
3186 analyze_scalar_evolution_for_all_loop_phi_nodes,
3187 scev_analysis): Use VEC instead of VARRAY.
3189 2005-05-02 Michael Matz <matz@suse.de>
3192 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
3193 (warn_strict_null_sentinel): Define.
3194 (check_function_sentinel): Check for null_node as valid sentinel too.
3195 * c-common.h (c_tree_index): Added CTI_NULL.
3196 (null_node) Define global_tree[CTI_NULL].
3197 (warn_strict_null_sentinel): Declare.
3198 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
3199 * c.opt: (Wstrict-null-sentinel): New C++ option.
3200 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
3202 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3204 * gimplify.c (gimplify_compound_lval): Use VEC instead of
3207 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
3209 * dwarf2out.c (decl_scope_table, push_decl_scope,
3210 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
3213 2005-05-01 Mark Mitchell <mark@codesourcery.com>
3216 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
3218 * doc/cpp.texi (__DEPRECATED): Document.
3219 (__EXCEPTIONS): Likewise.
3220 (__GXX_WEAK__): Likewise.
3222 * function.c (INVOKE__main): Do not define.
3223 (expand_main_function): Check HAS_INIT_SECTION when determining
3224 whether or not to call __main.
3226 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
3228 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3230 2005-01-05 Paul Brook <paul@codesourcery.com>
3232 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
3233 (INITIALIZE_TRAMPOLINE): Use it.
3234 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
3235 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
3236 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
3238 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
3240 * doc/install.texi (Specific): Omit dots in the @anchors names
3241 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
3242 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
3244 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3246 PR tree-optimization/18316
3247 PR tree-optimization/19126
3248 * tree.c (build_int_cst_type): Avoid shift by size of type.
3249 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
3251 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3252 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
3254 (dump_cand): Dump depends_on information.
3255 (determine_biv_step): Add argument to simple_iv call.
3256 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
3257 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
3259 (add_candidate_1): Record depends_on for candidates.
3260 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
3261 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
3262 Handle ivs with nonconstant step.
3263 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
3264 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
3265 (create_new_iv): Unshare the step before passing it to create_iv.
3266 (free_loop_data): Free cand->depends_on.
3267 (build_addr_strip_iref): New function.
3268 (find_interesting_uses_address): Use build_addr_strip_iref.
3269 (strip_offset_1): Split the recursive part from strip_offset.
3270 Strip constant offset component_refs and array_refs.
3271 (strip_offset): Split the recursive part to strip_offset_1.
3272 (add_address_candidates): Removed.
3273 (add_derived_ivs_candidates): Do not use add_address_candidates.
3274 (add_iv_value_candidates): Add candidates with stripped constant
3275 offset. Consider all candidates with initial value 0 important.
3276 (struct affine_tree_combination): New.
3277 (aff_combination_const, aff_combination_elt, aff_combination_scale,
3278 aff_combination_add_elt, aff_combination_add,
3279 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
3280 fold_affine_sum): New functions.
3281 (get_computation_at): Use fold_affine_sum.
3282 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
3283 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
3286 2005-04-30 Michael Matz <matz@suse.de>
3288 * config/i386/i386.md (movmemsi): Also active when
3289 TARGET_INLINE_ALL_STRINGOPS.
3291 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
3294 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
3296 2005-04-30 Paul Brook <paul@codesourcery.com>
3298 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
3300 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
3301 * config/arm/ieee754-sf.S: Ditto.
3302 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
3303 (FUNC_ALIAS): Use .thumb_set for thumb routines.
3305 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3307 * tree-ssanames.c: Fix a comment typo.
3308 * doc/options.texi: Fix a typo.
3310 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
3312 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
3313 gcc_unreachable as appropriate.
3314 (split_adds_subs, cond_string, print_operand,
3315 h8300_initial_elimination_offset, h8300_classify_operand,
3316 h8300_unary_length, h8300_short_immediate_length,
3317 h8300_bitfield_length, h8300_binary_length,
3318 h8300_insn_length_from_table, compute_mov_length, output_plussi,
3319 compute_plussi_length, compute_plussi_cc, output_logical_op,
3320 compute_logical_op_length, compute_logical_op_cc,
3321 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
3322 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
3323 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
3324 h8300_regs_ok_for_stm): Likewise.
3325 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
3326 monitor_prologue): Likewise.
3328 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
3330 * loop-invariant.c (invariants, create_new_invariant,
3331 get_inv_cost, best_gain_for_invariant,
3332 find_invariants_to_move, move_invariants,
3333 init_inv_motion_data, free_inv_motion_data): Use VEC instead
3336 2005-04-29 Richard Henderson <rth@redhat.com>
3338 * function.c (instantiate_decls): Remove valid_only argument.
3339 (instantiate_decls_1, instantiate_decl): Likewise.
3340 (instantiate_virtual_regs_1): Delete.
3341 (instantiate_virtual_regs_lossage): Delete.
3342 (instantiate_virtual_regs_in_rtx): New.
3343 (safe_insn_predicate): New.
3344 (instantiate_virtual_regs_in_insn): New.
3345 (instantiate_virtual_regs): Update to match all that. Only run
3346 instantiate_decls once.
3348 2005-04-29 Richard Henderson <rth@redhat.com>
3349 Daniel Jacobowitz <dan@codesourcery.com>
3351 * gengtype.c (write_func_for_structure): Split out ...
3352 (output_type_enum): ... new function. Fix thinko accessing
3353 TYPE_PARAM_STRUCT data.
3355 2005-04-29 Tom Tromey <tromey@redhat.com>
3357 * tree.c (build_block): Removed unused 'tags' argument.
3358 * tree.h (build_block): Removed argument.
3360 2005-04-29 Michael Matz <matz@suse.de>
3362 PR rtl-optimization/21144
3363 * postreload.c (reload_cse_move2add): Check for VOIDmode.
3365 2005-04-29 Bob Wilson <bob.wilson@acm.org>
3367 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
3368 flag_reorder_blocks.
3370 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3372 PR tree-optimization/21030
3373 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
3374 ranges where VR->MAX is smaller than VR->MIN.
3376 2005-04-29 Devang Patel <dpatel@apple.com>
3378 PR tree-optimization/21272
3379 PR tree-optimization/21266
3380 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
3382 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
3384 * tree-flow-inline.h: Fix a comment typo.
3385 * doc/tree-ssa.texi: Fix a typo.
3387 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
3389 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3391 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
3392 gcc_unreachable as appropriate.
3393 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
3394 fr30_print_operand, fr30_move_double): Likewise.
3395 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
3397 2005-04-29 Mark Mitchell <mark@codesourcery.com>
3399 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
3400 definition has already been provided.
3401 (ARM_EABI_DTORS_SECTION_OP): Likewise.
3402 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
3403 (ARM_EABI_DTORS_SECTION_OP): Likewise.
3405 2005-04-29 Jim Tison <jtison@us.ibm.com>
3407 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
3408 trace hooks calls to improve performance.
3410 2005-04-29 Julian Brown <julian@codesourcery.com>
3411 Mark Mitchell <mark@codesourcery.com>
3412 Paul Brook <paul@codesourcery.com>
3414 * crtstuff.c: Handle targets that use .init_array.
3415 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
3416 that INVOKE__main is set correctly.
3417 (expand_main_function): Test INVOKE__main.
3418 * libgcc2.c: Do not define __main when using .init_array.
3419 * config/arm/arm.c (arm_elf_asm_constructor): New function.
3420 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
3422 (DTORS_SECTION_ASM_OP): Likewise.
3423 (CTOR_LIST_BEGIN): Define specially when in libgcc.
3424 (CTOR_LIST_END): Likewise.
3425 (DTOR_LIST_BEGIN): Likewise.
3426 (DTOR_LIST_END): Likewise.
3427 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
3428 (FINI_SECTION_ASM_OP): Likewise.
3429 (INIT_ARRAY_SECTION_ASM_OP): Define.
3430 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
3431 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
3432 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
3433 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
3434 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
3436 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3438 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
3439 gcc_assert and gcc_unreachable as appropriate.
3440 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
3441 const_int_cost, output_move_const_into_data_reg,
3442 output_move_qimode, output_move_double, find_addr_reg,
3443 print_operand, print_operand_address): Likewise.
3444 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
3445 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
3446 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
3447 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
3448 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
3449 conditional_trap): Likewise.
3450 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
3452 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
3454 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
3455 gcc_unreachable as appropriate.
3456 (gen_conditional_move, xtensa_split_operand_pair,
3457 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
3458 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
3459 xtensa_copy_incoming_a7, xtensa_output_literal,
3460 xtensa_output_literal, xtensa_output_literal): Likewise.
3461 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3462 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
3463 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
3464 movsicc_internal1, movsfcc_internal0,
3465 movsfcc_internal1): Likewise.
3467 2005-04-28 James E Wilson <wilson@specifixinc.com>
3469 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
3470 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
3472 2005-04-28 DJ Delorie <dj@redhat.com>
3474 * opt-functions.awk (var_set): Emit proper initializer for
3475 non-target bitfields.
3477 2005-04-28 Devang Patel <dpatel@apple.com>
3479 * dbxout.c (have_used_extensions): Remove.
3480 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
3481 have_used_extensions.
3483 2005-04-28 James E Wilson <wilson@specifixinc.com>
3485 * doc/install.texi: Update -enable-languages info. Correct path to
3488 2005-04-28 DJ Delorie <dj@redhat.com>
3490 * optc-gen.awk (END): Make sure no variable is defined more
3492 * opth-gen.awk (END): Allocate bits on a per-variable basis.
3493 Allow for bitfield variables other than target_flags.
3494 * doc/options.text (Mask): Document that you may specify a
3495 variable other than target_flags.
3497 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
3499 PR rtl-optimization/18877
3500 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
3501 number in val.start.
3503 2005-04-28 David Edelsohn <edelsohn@gnu.org>
3506 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
3508 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
3509 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
3510 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
3512 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
3514 * arm.c (legitimize_pic_address): Fix sense of assertion test for
3515 creating pseudos when the base offset is too large.
3517 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3519 * global.c (earlyclobber_regclass): Change the type to
3521 (check_earlyclobber): Update uses of earlyclobber_regclass.
3522 (mark_reg_use_for_earlyclobber): Likewise.
3523 (calculate_local_reg_bb_info): Allocate and free
3524 earlyclobber_regclass using the VEC API.
3526 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
3528 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
3531 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
3533 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
3536 * config.gcc: Obsolete c4x-* and tic4x-*.
3538 * tree.h (edge_def): Remove.
3540 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
3541 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
3542 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
3543 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
3546 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
3547 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
3548 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
3549 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
3550 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
3551 machmode.def, mips-tfile.c, params.c, pretty-print.c,
3552 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
3553 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
3554 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
3555 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
3556 config/i386/cygming.h, config/i386/djgpp.h,
3557 config/i386/lynx.h, config/i386/netware.c,
3558 config/i386/winnt.c, config/ia64/ia64-c.c,
3559 config/iq2000/iq2000.c, config/m32r/little.h,
3560 config/m68k/m68k-protos.h, config/m68k/m68k.h,
3561 config/m68k/m68k.md, config/mcore/mcore.c,
3562 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
3563 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
3564 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
3565 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
3566 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
3567 config/pdp11/pdp11.h, config/rs6000/darwin.h,
3568 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
3569 config/s390/2064.md, config/s390/2084.md,
3570 config/s390/s390-modes.def, config/s390/s390-protos.h,
3571 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
3572 config/stormy16/stormy16.c, config/vax/vax-protos.h,
3573 config/vax/vax.c, config/vax/vax.h,
3574 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
3577 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
3579 * c-typeck.c (build_compound_expr): Correct logic in last change.
3581 2005-04-27 James E. Wilson <wilson@specifixinc.com>
3583 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
3584 parameters. Replace conditional move code with assert checking for
3585 ar.lc. Delete obsolete comments.
3586 (set_src_needs_barrier): Delete cond parameter, and code using it.
3587 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
3588 assert checking for PR_REGS. Fix calls to update_set_flags and
3589 set_src_needs_barrier.
3590 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
3591 callers. Rewrite explanatory comment before the function.
3592 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
3595 2005-04-27 Mike Stump <mrs@apple.com>
3597 * doc/cpp.texi: gcc now implements universal character names.
3599 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3602 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
3603 being a compound expression whose right-hand side is cast to void.
3605 2005-04-27 Caroline Tice <ctice@apple.com>
3607 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3608 Remove targetm.have_named_sections test.
3609 (fix_edges_for_rarely_executed_code): Likewise.
3610 (insert_section_boundary_note): Likewise.
3611 (reorder_basic_blocks): Check partitioning flag before calling
3612 verify_hot_cold_block_grouping.
3613 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3614 the function struct rather than global variables.
3615 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3616 (COLD_END_LABEL): Likewise
3617 (cold_text_section_label): New static global variable.
3618 (cold_end_label): Likewise.
3619 (dwarf2out_switch_text_section): Get hot/cold section labels from
3620 the function struct rather than global variables; test to make sure
3622 (output_aranges): Use cold_text_section_label and cold_end_label;
3623 check partitioning flag before putting out delta.
3624 (output_ranges): Remove incorrect code attempting to use
3626 (output_line_info): Get cold section label from function struct; test
3627 to make sure cfun is defined.
3628 (add_location_or_const_value_attribute): Likewise.
3629 (dwarf2out_var_location): Likewise.
3630 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
3631 write out cold_text_section_label if partition flag is set.
3632 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
3633 * function.h (struct function): Add new fields to point to hot/cold
3634 section labels: hot_section_label, cold_section_label,
3635 hot_section_end_label and cold_section_end_label; also add new field
3636 for cold text section name, unlikely_text_section_name.
3637 * opts.c (decode_options): Turn off partitioning flag if
3638 !targetm.have_named_sections.
3639 * output.h (hot_section_label): Remove.
3640 (hot_section_end_label): Remove.
3641 (cold_section_end_label): Remove.
3642 (unlikely_section_label): Remove.
3643 (unlikely_text_section_name): Remove.
3644 * passes.c (rest_of_handle_final): Remove extra blank line.
3645 * varasm.c (unlikely_section_label): Remove.
3646 (hot_section_label): Remove.
3647 (hot_section_end_label): Remove.
3648 (cold_section_end_label): Remove.
3649 (unlikely_text_section_name): Remove.
3650 (initialize_cold_section_name): Modify to call
3651 targetm.strip_name_encoding; to store cold section name in current
3652 function struct, if it exists; and to only use the decl_section_name
3653 if flag_named_sections is true.
3654 (unlikely_text_section): Modify to get section name out of current
3655 function struct, if there is one; otherwise build it from
3656 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
3657 (in_unlikely_text_section): Likewise.
3658 (named_section): Modify to get/put cold section name in current function
3659 struct, if there is one.
3660 (function_section): Change 'bool unlikely' to 'int reloc'; check
3661 targetm.have_named_sections before calling named_section.
3662 (current_function_section): Likewise.
3663 (assemble_start_function): Modify to get/put unlikely_text_section_name
3664 in current function struct; modify to get hot/cold section labels
3665 from function struct; initialize labels using
3666 ASM_GENERATE_INTERNAL_LABEL;
3667 test partitioning flag before writing out hot section label.
3668 (assemble_end_function): Test partitioning flag before writing out
3669 hot/cold section labels.
3670 (default_section_type_flags_1): Get cold text section name from
3671 function struct if there is one; Set flags correctly for
3672 cold text section if there is not a current function struct.
3674 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3676 * tree-ssa-propagate.c (set_rhs): Revert last change.
3678 2005-04-27 Steve Ellcey <sje@cup.hp.com>
3680 * explow.c (convert_memory_address): Add gcc_assert.
3682 2005-04-27 Mark Mitchell <mark@codesourcery.com>
3684 * configure.ac: Check for ld --sysroot support.
3685 * gcc.c: Document %R specifier for specs.
3686 (SYSROOT_SPEC): New macro.
3687 (sysroot_spec): New variable.
3688 (static_specs): Add sysroot_spec.
3689 (main): Pass the sysroot spec to the linker if appropriate.
3690 * configure: Regenerated.
3691 * config.in: Likewise.
3693 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3695 * fold-const.c (fold_binary): Use build_fold_addr_expr
3696 for address calculation and INDIRECT_REF handling.
3698 2005-04-27 Andrew Haley <aph@redhat.com>
3700 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
3702 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3704 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
3705 pointer when thumb backtracing is on.
3707 * config/fp-bit.c (abort): Revert change.
3709 2005-04-27 Ian Lance Taylor <ian@airs.com>
3711 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
3713 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3715 * tree-ssa-dce.c: Fix a comment typo.
3717 2005-04-27 David S. Miller <davem@davemloft.net>
3719 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
3720 Kill setjmpless_size. current_function_calls_setjmp is completely
3721 computed when we are called, so just use the optimized size value
3722 instead of using REG_SAVE_AREA notes.
3723 (optimize_save_area_alloca): Delete....
3724 * rtl.h (optimize_save_area_alloca): Likewise...
3725 * passes.c (rest_of_compilation): and don't call it any more.
3726 * reg-notes.def (SAVE_AREA): Delete.
3728 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3730 * config/fp-bit.c (abort): Add noreturn attribute.
3732 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
3733 gcc_unreachable as appropriate.
3734 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
3735 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
3736 ASM_OUTPUT_REG_POP): Likewise.
3738 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
3740 * tree-complex.c (expand_vector_operations_1): Do not build
3741 VIEW_CONVERT_EXPR's for the lhs.
3743 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3745 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
3746 unnecessary noncanonical RTL handling.
3747 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
3748 gcc_assert and gcc_unreachable.
3750 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
3751 gcc_unreachable as appropriate.
3752 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
3753 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
3754 use_return_insn, const_ok_for_op, arm_gen_constant,
3755 arm_canonicalize_comparison, legitimize_pic_address,
3756 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
3757 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
3758 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
3759 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
3760 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
3761 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
3762 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
3763 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
3764 output_call, output_mov_long_double_fpa_from_arm,
3765 output_mov_long_double_arm_from_fpa,
3766 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
3767 output_move_double, arithmetic_instr, shift_op, int_log2,
3768 output_return_instruction, arm_output_function_prologue,
3769 arm_output_epilogue, arm_output_function_epilogue,
3770 emit_multi_reg_push, arm_get_frame_offsets,
3771 arm_compute_initial_elimination_offset, arm_expand_prologue,
3772 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
3773 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
3774 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
3775 thumb_compute_initial_elimination_offset,
3776 thumb_output_function_prologue, thumb_load_double_from_address,
3777 thumb_output_move_mem_multiple, thumb_reload_out_hi,
3778 arm_emit_vector_const, arm_dbx_register_number): Likewise.
3779 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
3780 * config/arm/arm.md (thumb_extendhisi2,
3781 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
3782 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
3783 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
3784 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
3785 * config/arm/cirrus.md (*cirrus_arm_movdi,
3786 *cirrus_movdf_hard_insn): Likewise.
3787 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
3789 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3791 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
3792 (num_ssa_names): Use VEC_length.
3793 (ssa_names): Use VEC_index.
3794 * tree-ssanames.c (ssa_names): Change the type to
3796 (init_ssanames, fini_ssa_names, make_ssanames,
3797 release_ssa_name): Update uses of ssa_names.
3799 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
3800 Use fold_buildN instead of fold (buildN (...)).
3802 2005-04-27 Devang Patel <dpatel@apple.com>
3804 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
3806 2005-04-27 Matt Thomas <matt@3am-software.com>
3807 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
3809 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
3810 (vax_output_mi_thunk): Ditto.
3811 (vax_notice_cc_update): Ditto.
3812 (INDEX_REGISTER_P): Add trailing \.
3813 (BASE_REGISTER_P): Add trailing \.
3814 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
3816 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
3818 * tree-ssa-propagate.c (set_rhs): Check operand of
3819 ADDR_EXPR for gimpliness, too.
3821 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3823 * tree-ssa-pre.c: Fix a comment typo.
3825 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3827 PR tree-optimization/21171
3828 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
3829 record address uses if the reference is volatile.
3831 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
3833 * tree-complex.c (expand_vector_operation): New, extracted from
3834 expand_vector_operations_1.
3835 (tree_vec_extract): Build a NOP_EXPR.
3836 (expand_vec_parallel): Do not care about returning the correct type.
3837 (expand_vector_operations_1): Call expand_vector_operation.
3838 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
3840 * tree-complex.c (gate_expand_vector_operations): New.
3841 (pass_lower_vector_ssa): Use it.
3842 * tree-optimize.c (init_tree_optimization_passes): Include
3843 pass_lower_vector_ssa.
3844 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
3845 (vectorizable_operation): Use it.
3846 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
3847 integer modes for the vector type.
3849 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
3850 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
3851 Do not cope with UNITS_PER_SIMD_WORD == 0.
3852 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
3853 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
3854 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
3855 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
3856 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3857 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3858 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3860 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
3861 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
3862 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
3864 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
3865 (UNITS_PER_SIMD_WORD): New.
3867 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
3869 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
3870 gcc_unreachable as appropriate.
3871 (ia64_expand_load_address, ia64_expand_tls_address,
3872 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
3873 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
3874 next_scratch_gr_reg, ia64_initial_elimination_offset,
3875 ia64_expand_prologue, ia64_expand_epilogue,
3876 ia64_output_dwarf_dtprel, ia64_print_operand,
3877 ia64_register_move_cost, first_instruction, rws_access_regno,
3878 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
3879 ia64_sched_init, ia64_variable_issue,
3880 ia64_first_cycle_multipass_dfs_lookahead_guard,
3881 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
3882 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
3883 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
3884 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3885 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
3886 * config/ia64/predicates.md (got_symbolic_operand,
3887 sdata_symbolic_operand): Likewise.
3888 * config/ia64/vect.md (vcondv2sf): Likewise.
3890 2005-04-27 Matt Thomas <matt@3am-software.com>
3892 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
3893 CONSTANT_ADDRESS_P in config/vax/vax.h
3894 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
3895 (INDEX_REGISTER_P): New.
3896 (BASE_REGISTER_P): New.
3897 (indirectable_constant_address_p): New. Adapted from
3898 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
3899 (indirectable_address_p): New. Adapted from
3900 INDIRECTABLE_ADDRESS_P in vax.h.
3901 (nonindexed_address_p): New. Adapted from
3902 GO_IF_NONINDEXED_ADDRESS in vax.h.
3903 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
3904 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
3905 (legitimate_address_p): New. Adapted from
3906 GO_IF_LEGITIMATE_ADDRESS in vax.h.
3907 (vax_mode_dependent_address_p): New. Adapted from
3908 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
3909 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
3910 legitimate_constant_address_p.
3911 (CONSTANT_P): Use legitimate_constant_p.
3912 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
3913 (INDIRECTABLE_ADDRESS_P): Removed.
3914 (GO_IF_NONINDEXED_ADDRESS): Removed.
3915 (INDEX_TEMP_P): Removed.
3916 (GO_IF_REG_PLUS_INDEX): Removed.
3917 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
3918 definitions, depending on whether REG_OK_STRICT is defined.
3919 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
3920 Two definitions, depending on whether REG_OK_STRICT is defined.
3921 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
3923 (legitimate_constant_p): Prototype added.
3924 (legitimate_address_p): Prototype added.
3925 (vax_mode_dependent_address_p): Prototype added.
3927 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
3929 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
3931 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3934 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
3937 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
3940 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
3941 assertion failures, if __gcc_host_wide_int__ is not properly
3943 (init_dynamic_diag_info): Give errors, not assertion failures, if
3944 location_t, tree or __gcc_host_wide_int__ are not properly
3947 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3949 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
3950 n_iv_uses, iv_use, n_iv_cands, iv_cand,
3951 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
3952 prepare_decl_rtl, free_loop_data,
3953 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
3956 * tree.h (tree_phi_node): Add a comment about the order of PHI
3959 2005-04-26 Paul Brook <paul@codesourcery.com>
3961 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
3963 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
3965 * config/mips.mips.c (mips_legitimize_tls_address): Use
3968 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
3969 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
3970 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
3972 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
3975 2005-04-26 Jeff Law <law@redhat.com>
3977 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
3978 (op_iter_init_must_and_may_def): Likewise.
3979 (unmodifiable_var_p): Move to a later point in the file.
3980 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
3981 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
3982 (dse_record_phis): Directly check for virtual operands rather than
3983 using need_imm_uses_for.
3984 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
3985 store has multiple V_{MAY,MUST}_DEF operands.
3987 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
3989 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
3992 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
3994 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
3995 call to find_edge outside a loop to go through a PHI chain.
3997 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
3999 PR tree-optimization/17598
4000 * fold-const.c (fold_binary): Fold comparisons of addresses
4001 of COMPONENT_REFs which reference the same field to
4002 comparisons of the addresses of the base objects.
4004 2005-04-26 Julian Brown <julian@codesourcery.com>
4006 * config/arm/arm.c (arm_return_in_msb): New function.
4007 (arm_must_pass_in_stack): New function.
4008 (TARGET_RETURN_IN_MSB): Define target hook.
4009 (TARGET_MUST_PASS_IN_STACK): Define target hook.
4010 (arm_function_value): Pad small aggregate return.
4011 (arm_pad_arg_upward): New function.
4012 (arm_pad_reg_upward): New function.
4013 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
4014 (FUNCTION_ARG_PADDING): Define macro.
4015 (BLOCK_REG_PADDING): Define macro.
4016 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
4017 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
4018 (arm_pad_reg_upward): Declare function.
4020 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
4022 * basic-block.h (ei_cond): New.
4023 (FOR_EACH_EDGE): Call ei_cond.
4025 PR tree-optimization/21047
4026 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
4027 (fold): Don't handle ASSERT_EXPR.
4029 2005-04-25 Roger Sayle <roger@eyesopen.com>
4031 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
4032 all writes to any stack register as a read/write dependency on
4034 (sched_analyze_2): Likewise, for reads from any stack register.
4036 2005-04-25 Richard Henderson <rth@redhat.com>
4038 * final.c (output_addr_const): Revert 2005-04-09 change.
4040 2005-04-25 Mike Stump <mrs@apple.com>
4042 * config/darwin.c (darwin_encode_section_info): Always set
4043 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
4045 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4047 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
4048 gensupport.c, protoize.c, toplev.c: Replace calls to
4049 `unlock_stream' with `unlock_std_streams'.
4051 2005-04-25 Devang Patel <dpatel@apple.com>
4053 * dbxout.c (dbxout_type): Emit attribute vector.
4055 2005-04-05 Paul Brook <paul@codesourcery.com>
4057 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
4058 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
4059 * config/arm/arm.c (arm_cxx_atexit_name): New function.
4060 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
4061 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
4062 (register_dtor_fn): Likewise.
4063 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
4065 2005-04-25 Ian Lance Taylor <ian@airs.com>
4067 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
4068 * c-common.h (EXPR_STMT_EXPR): Don't define.
4069 (c_common_stmt_codes): Don't define.
4070 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
4071 * c-gimplify.c (gimplify_expr_stmt): Remove.
4072 (c_gimplify_expr): Remove EXPR_STMT case.
4073 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
4074 to INIT_STATEMENT_CODES.
4075 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
4077 2005-04-25 Jan Hubicka <jh@suse.cz>
4079 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
4081 * except.c: Include diagnostic.h
4082 (dump_eh_tree, verify_eh_tree): New functions.
4083 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
4084 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
4085 (dump_function_to_file): dump eh tree.
4086 * tree-eh.c (mark_eh_edge): New function.
4087 (mark_eh_edge_found_error): New static variable.
4088 (verify_eh_edges): New function.
4090 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
4092 * tree-ssa-alias.c (fieldoff_t): Remove.
4093 (fieldoff_s): typedef the structure itself. Create a vector of
4095 (push_fields_onto_fieldstack): Return count of fields pushed.
4096 Remove peeling of first field. Adjust.
4097 (fieldoff_compare): Adjust.
4098 (create_overlap_variables_for): Adjust.
4100 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4102 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
4104 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
4107 * doc/install.texi: Document correct assembler and linker to use
4108 on i?86-*-solaris2.10.
4110 2005-04-25 Steven Bosscher <stevenb@suse.de>
4112 Fix PR tree-optimization/21173
4114 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
4115 Unshare expression we pass to force_gimple_operand.
4117 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
4118 Stephen Clarke <stevec@superh.com>
4119 Roger Sayle <roger@eyesopen.com>
4121 PR rtl-optimization/20413
4122 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
4123 VOIDmode for LABEL_REF.
4124 * final.c (shorten_branches): Likewise.
4125 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
4126 * loop.c (reg_dead_after_loop): Likewise.
4127 * varasm.c (decode_addr_const): Likewise.
4128 * doc/rtl.texi: Document mode requirement for LABEL_REF.
4130 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
4132 * config.gcc (avr-*-*): Remove redundant "case".
4134 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
4136 * tree-vect-analyze.c (vect_mark_relevant): Take
4137 VEC(tree,heap) instead of varray_type as an argument.
4138 (vect_mark_stmts_to_be_vectorized): Change the type of
4139 worklist to VEC(tree,heap). Adjust uses of worklist.
4141 2005-04-24 Devang Patel <dpatel@apple.com>
4143 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
4145 2005-04-24 Ian Lance Taylor <ian@airs.com>
4147 * c-semantics.c (build_stmt): Remove test of specific tree codes
4148 for TREE_SIDE_EFFECTS handling.
4150 2005-04-24 Per Bothner <per@bothner.com>
4152 * c-opts.c (finish_options): Make the line-number of the <built-in>
4153 location 0, as assumed elsewhere, rather than 1.
4155 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4157 * tree-ssa-uncprop.c (equiv_stack): Change the type o
4159 (tree_ssa_uncprop, uncprop_finalize_block,
4160 uncprop_initialize_block): Update uses of equiv_stack.
4162 2005-04-24 Richard Henderson <rth@redhat.com>
4165 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
4166 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
4168 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
4169 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
4170 <DIV, MOD>: Likewise.
4172 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4174 * collect2.c (main): Unlock the stdio streams.
4175 * gcc.c (main): Likewise.
4176 * gcov-dump.c (main): Likewise.
4177 * gcov.c (main): Likewise.
4178 * gen-protos.c (main): Likewise.
4179 * gensupport.c (init_md_reader_args_cb): Likewise.
4180 * protoize.c (main): Likewise.
4181 * toplev.c (general_init): Likewise.
4183 2005-04-24 Jakub Jelinek <jakub@redhat.com>
4186 * cgraph.h (cgraph_local_info): Add vtable_method field.
4187 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
4188 and node is vtable_method, finalized and not reachable, don't do
4191 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4193 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
4195 * tree-ssa-pre.c (create_value_expr_from): Use
4196 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
4197 * tree-ssa-propagate.c (stmt_makes_single_load,
4198 stmt_makes_single_store): Use REFERENCE_CLASS_P.
4199 * tree-vect-transform.c (vect_is_simple_cond): Use
4201 * tree-vrp.c (extract_range_from_assert,
4202 build_assert_expr_for, fp_predicate, has_assert_expr): Use
4205 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
4206 of tpa_to_clear to VEC(int,heap). Update uses of
4207 tpa_to_clear. Free tpa_to_clear at the end.
4209 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
4211 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
4214 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
4216 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
4217 and gcc_unreachable as appropriate.
4218 (num_insns_constant, output_vec_const_move,
4219 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
4220 rs6000_emit_set_const, rs6000_emit_move,
4221 spe_build_register_parallel, function_arg,
4222 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
4223 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
4224 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
4225 rs6000_common_init_builtins, expand_block_clear,
4226 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
4227 extract_ME, rs6000_get_some_local_dynamic_name,
4228 rs6000_output_function_entry, print_operand,
4229 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
4230 output_cbranch, output_e500_flip_gt_bit,
4231 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
4232 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
4233 compute_save_world_info, rs6000_stack_info,
4234 rs6000_emit_load_toc_table, rs6000_frame_related,
4235 spe_synthesize_frame_save, rs6000_emit_epilogue,
4236 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
4237 output_function_profiler, rs6000_trampoline_size,
4238 rs6000_initialize_trampoline, find_addr_reg,
4239 rs6000_machopic_legitimize_pic_address,
4240 rs6000_initial_elimination_offset,
4241 rs6000_dbx_register_number): Likewise.
4242 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
4243 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
4244 *movti_power, *movti_string, call, call_value, sibcall,
4245 sibcall_value): Likewise.
4246 * config/rs6000/spe.md (*movdf_e500_double,
4247 *movv2si_internal): Likewise.
4248 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
4251 2005-04-24 Richard Henderson <rth@redhat.com>
4254 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
4255 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
4256 Deny modes smaller than 4 bytes.
4257 * config/i386/i386-protos.h: Update.
4259 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
4261 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
4262 Switch h8300-*-rtems* to ELF.
4264 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
4266 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
4268 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4270 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
4272 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
4275 * fold-const.c: Fold &a[i]-&a[j] to i-j.
4277 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4279 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
4280 definitions of ssa names in condition. Split recusive part to ...
4281 (tree_simplify_using_condition_1): New function.
4282 (expand_simple_operations): New function.
4284 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4286 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
4287 (find_interesting_uses_cond): Do not use integer_zerop and
4288 integer_nonzerop to check for integer constants.
4289 (set_use_iv_cost): Record the value field.
4290 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
4291 determine_use_iv_cost_outer): Set the value field of the cost pair.
4292 (may_eliminate_iv): Do not return the comparison code.
4293 (iv_elimination_compare): New function.
4294 (determine_use_iv_cost_condition): Set the value field. Record
4295 noneliminable invariants correctly.
4296 (rewrite_use_compare, rewrite_use_outer): Use the value field.
4298 2005-04-23 DJ Delorie <dj@redhat.com>
4300 * diagnostic.c (warning): Accept parameter to classify warning option.
4301 (warning0): New, for when a pointer to an error() like function is needed.
4302 * errors.c (warning): Likewise.
4303 * errors.h (warning, warning0): Adjust prototypes.
4304 * toplev.h (warning, warning0): Likewise.
4306 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
4307 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
4308 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
4309 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
4310 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
4311 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
4312 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
4313 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
4315 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
4316 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
4317 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
4318 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
4319 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
4320 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
4321 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
4322 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
4323 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
4324 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
4325 config/rs6000/aix52.h, config/rs6000/darwin.h,
4326 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
4327 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4328 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
4329 config/stormy16/stormy16.c, config/v850/v850-c.c,
4330 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
4333 2005-04-23 Richard Henderson <rth@redhat.com>
4336 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
4337 performing some integral scalar simplifications.
4339 2005-04-23 Richard Henderson <rth@redhat.com>
4342 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
4343 simplifying CONST_VECTOR.
4345 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4347 * tree-ssa-live.c (live_worklist): Take a stack allocated on
4348 heap as an argument. Update uses of stack.
4349 (calculate_live_on_entry): Allocate stack on heap.
4351 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
4352 partition_link and tpa_nodes on heap.
4354 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
4355 (mark_stmt_necessary, propagate_necessity,
4356 mark_really_necessary_kill_operand_phis): Update uses of
4358 (tree_dce_init): Allocate worklist using VEC_alloc.
4359 (tree_dce_done): Free worklist using VEC_free.
4361 2005-04-23 Mike Stump <mrs@apple.com>
4363 * config/darwin.c (machopic_indirection_name): Don't use
4365 (darwin_emit_unwind_label): Use user_label_prefix instead of
4368 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4370 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
4372 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
4374 * config.gcc <cris-*>: Specify .opt files.
4375 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
4376 config/cris/linux.opt: New files.
4377 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
4378 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
4379 (TARGET_ELF): Override to 0.
4380 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
4381 -melinux-stacksize=N.
4382 * config/cris/cris.c: (cris_handle_option): New function.
4383 (TARGET_DEFAULT_TARGET_FLAGS): Override.
4384 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
4385 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
4386 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
4387 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
4388 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
4389 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
4390 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
4391 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
4392 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
4393 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
4394 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
4395 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
4396 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
4397 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
4398 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
4399 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
4400 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
4401 (TARGET_LINUX): Define 0.
4402 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
4403 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
4404 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
4405 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
4406 (TARGET_LINUX): Override to 1.
4407 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
4409 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
4411 * haifa-sched.c (schedule_block): Fix thinko in previous
4412 assertification patch.
4414 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
4416 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
4417 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
4418 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
4419 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
4420 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
4421 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
4422 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
4424 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
4425 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
4426 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
4427 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
4428 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
4429 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
4430 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
4431 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
4432 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
4433 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
4434 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
4435 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
4436 (SUBTARGET_OPTIONS): Delete.
4437 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
4438 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
4439 instead of a string.
4440 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
4441 (pa_cpu_string, pa_unix_string): Delete.
4442 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
4443 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
4445 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4446 (pa_handle_option): New function.
4447 (override_options): Remove handling of -march=, -mfixed-range=,
4448 -mschedule= and -munix=.
4449 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
4450 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
4451 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
4452 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
4453 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
4454 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
4455 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
4457 * config/pa/pa.opt: New file.
4458 * config/pa/pa-hpux.opt: New file.
4459 * config/pa/pa-hpux1010.opt: New file.
4460 * config/pa/pa-hpux1111.opt: New file.
4461 * config/pa/pa64-hpux.opt: New file.
4463 2005-04-22 David S. Miller <davem@davemloft.net>
4465 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
4466 integer when it's mode is VOIDmode not DImode.
4468 2005-04-22 Geoffrey Keating <geoffk@apple.com>
4470 * config/rs6000/rs6000.md (sync_add<mode>_internal,
4471 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
4472 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
4473 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
4474 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
4475 "bne- $-xxx" rather than local labels.
4476 (sync_lock_release<mode>): Add second operand.
4477 (lwsync): Use .long rather than a more meaningful opcode.
4478 * doc/md.texi (Standard Names): Add description of second
4479 parameter to sync_lock_test_and_set.
4481 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
4483 PR tree-optimization/21088
4484 * fold-const.c (fold_unary, fold_binary, fold_ternary):
4486 * tree-vrp.c (compare_values): Use fold_binary to compare
4487 pointers. Use boolean_type_node as the type of a comparison
4488 expression being folded.
4489 * tree.h: Add prototypes for fold_unary, fold_binary,
4492 * tree-ssa-dom.c: Fix formatting.
4494 2005-04-22 Diego Novillo <dnovillo@redhat.com>
4496 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
4497 * lambda-code.c (perfect_nestify): Mark virtual operands in
4498 the moved statement for renaming.
4499 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
4500 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
4501 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
4502 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
4503 * tree-flow.h (struct var_ann_d): Update comments.
4504 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
4505 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
4506 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
4507 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
4508 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
4509 debug_names_replaced_by): Remove declarations.
4510 (delete_update_ssa, get_current_def, set_current_def): Declare.
4511 (rewrite_into_loop_closed_ssa): Add new argument. Update
4513 * tree-into-ssa.c: Include params.h.
4514 (old_virtual_ssa_names): Remove. Update all users.
4515 (need_to_replace_names_p): Remove. Update all users.
4516 (struct update_ssa_stats_d): Declare.
4517 (update_ssa_stats): New local.
4518 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
4519 dump_tree_ssa_stats, debug_tree_ssa_stats,
4520 dump_update_ssa, debug_update_ssa,
4521 dump_names_replaced_by, debug_names_replaced_by): Declare.
4522 (get_current_def, set current_def): Make extern.
4523 (is_old_name, is_new_name): Protect against references
4524 past the end of the sets.
4525 (add_new_name_mapping): Assert that OLD and NEW are
4526 different SSA names for the same symbol.
4527 When adding a virtual mapping, update stats for virtual
4529 (insert_phi_nodes_for): If UPDATE_P is true, create the
4530 LHS of the new PHI by duplicating SSA name VAR.
4531 (insert_phi_nodes_1): Remove. Update all users.
4532 (insert_phi_nodes): Remove second argument. Update all
4534 (maybe_replace_use, maybe_replace_def): New.
4535 (rewrite_update_stmt): Call them.
4536 (mark_def_interesting): Remove calls to is_gimple_reg.
4537 (prepare_phi_args_for_update): Remove. Update all users.
4538 (prepare_block_for_update): Only process virtual operands
4539 and GIMPLE registers in normal form.
4540 (prepare_use_sites_for): New.
4541 (prepare_names_to_update): Rename from prepare_def_sites.
4542 Call prepare_use_sites_for.
4543 (dump_update_ssa): Rename from dump_repl_tbl.
4545 Show statistics for virtual mapping heuristic.
4546 (debug_update_ssa): Rename from debug_debug_repl_tbl.
4547 (init_update_ssa): Initialize UPDATE_SSA_STATS.
4548 (delete_update_ssa): Make extern.
4549 (mark_set_for_renaming): If the set is empty, do nothing.
4550 (release_ssa_name_after_update_ssa): Update comment.
4551 (insert_updated_phi_nodes_for): Do not remove existing
4552 PHI nodes for symbols.
4553 (switch_virtuals_to_full_rewrite_p): New.
4554 (switch_virtuals_to_full_rewrite): New.
4555 (update_ssa): Call them.
4556 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
4557 for every statement before updating.
4558 If all the names in NEW_SSA_NAMES have been marked for
4559 removal, do nothing.
4560 Only start at the top of the CFG if there are symbols in
4562 (ssa_rewrite_finalize_block): Remove.
4563 (ssa_register_new_def): Remove.
4564 (ssa_rewrite_stmt): Remove.
4565 (ssa_rewrite_phi_arguments): Remove.
4566 (ssa_rewrite_initialize_block): Remove.
4567 (ssa_mark_def_sites): Remove.
4568 (ssa_mark_def_sites_initialize_block): Remove.
4569 (ssa_mark_phi_uses): Remove.
4570 (rewrite_ssa_into_ssa): Remove.
4571 * tree-phinodes.c (find_phi_node_for): Remove.
4572 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4574 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
4575 Remove calls to verify_dominators and
4576 verify_loop_structure.
4577 (tree_unswitch_single_loop): Call update_ssa.
4578 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
4581 (delete_tree_ssa): Assert that need_ssa_update_p returns
4583 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
4584 * tree-vectorizer.c (allocate_new_names, rename_def_op,
4585 free_new_names): Remove. Update all users.
4586 (rename_use_op): Call get_current_def.
4587 (rename_variables_in_bb): Do not handle any real or
4589 (slpeel_update_phis_for_duplicate_loop): Call
4590 get_current_def and set_current_def instead of using
4592 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
4593 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
4594 ssa_names_to_replace and delete_update_ssa.
4595 * doc/invoke.texi: Document --param min-virtual-mappings
4596 and --param virtual-mappings-ratio.
4598 2005-04-22 Diego Novillo <dnovillo@redhat.com>
4600 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
4601 for newly created PHI nodes.
4602 Call create_new_def_for for every new V_MAY_DEF and
4603 V_MUST_DEF on the copied statement.
4604 (struct ssa_name_map_entry): Remove.
4605 (ssa_name_map_entry_hash): Remove.
4606 (ssa_name_map_entry_eq): Remove.
4607 (allocate_ssa_names): Remove.
4608 (rewrite_to_new_ssa_names_def): Remove.
4609 (rewrite_to_new_ssa_names_use): Remove.
4610 (rewrite_to_new_ssa_names_bb): Remove.
4611 (rewrite_to_new_ssa_names): Remove.
4612 (tree_duplicate_sese_region): Remove variables ver,
4613 definitions, phi, ssa_name_map and bi.
4614 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
4616 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4617 update_ssa instead of rewrite_ssa_into_ssa.
4618 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
4620 (find_uses_to_rename_use): Add argument 'need_phis'.
4621 (find_uses_to_rename_stmt): Do not scan virtual operands.
4622 (find_uses_to_rename): Only scan PHI nodes for
4624 (rewrite_into_loop_closed_ssa): Call update_ssa.
4625 (check_loop_closed_ssa_use): Ignore virtual operands.
4626 (check_loop_closed_ssa_stmt): Likewise.
4627 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
4629 (rename_variables, set_phi_def_stmts): Remove.
4630 (tree_duplicate_loop_to_header_edge): Reformat comment.
4631 Remove variables BB, I and DEFINITIONS.
4632 Call need_ssa_update_p.
4634 (lv_adjust_loop_header_phi): Reformat comment.
4635 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
4636 (marked_for_rewrite_p, any_marked_for_rewrite_p,
4637 mark_for_rewrite, unmark_all_for_rewrite,
4638 marked_ssa_names): Remove. Update all users.
4639 (release_ssa_name): If VAR has been registered for SSA
4640 updating, do nothing.
4641 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
4642 (build_assert_expr_for): Call register_new_name_mapping.
4643 (insert_range_assertions): Update call to update_ssa.
4644 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
4645 marked_for_rewrite_p, any_marked_for_rewrite_p,
4646 marked_ssa_names): Remove.
4648 2005-04-22 Jeff Law <law@redhat.com>
4650 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
4651 (restore_currdefs_to_original_value): Likewise.
4652 (register_definitions_for_stmt): Likewise.
4653 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
4654 for each variable. Do not allocate/free block_defs_stack either.
4655 Do not iterate if we just thread jumps. Only iterate if the
4656 tree_cleanup_cfg does useful work (temporary).
4657 (dom_opt_initialize_block): No longer push a marker on
4659 (dom_opt_finalize_block): Removal call to restore currdefs.
4660 Relax restrictions for recording edge equivalences.
4661 (record_equivalences_from_phis): No longer need to track
4663 (optimize_stmt): Similarly.
4664 (thread_across_edge): Simplify by removing the requirement that
4665 statements in the block we are threading through must be nops.
4666 (initialize_hash_element): Handle GOTO_EXPR.
4668 2005-04-22 David S. Miller <davem@davemloft.net>
4670 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
4672 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
4673 fix check on CONST_DOUBLE mode. It should be VOIDmode
4674 when it is representing an integer.
4676 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4678 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
4679 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
4680 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
4681 find_char_info_specifier_index,
4682 find_length_info_modifier_index): Likewise.
4683 * c-typeck.c (composite_type, pop_init_level): Likewise.
4684 * combine.c (cant_combine_insn_p, try_combine): Likewise.
4685 * cse.c (cse_insn): Likewise
4686 * dominance.c (calc_dfs_tree): Likewise
4687 dwarf2out.c (loc_descriptor_from_tree_1,
4688 add_abstract_origin_attribute, force_decl_die,
4689 force_type_die): Likewise
4690 emit-rtl.c (operand_subword_force): Likewise
4691 explow.c (hard_function_value): Likewise
4692 expmed.c (store_bit_field, expand_divmod,
4693 emit_store_flag_force): Likewise
4694 expr.c (emit_move_multi_word, store_expr,
4695 expand_expr_real_1): Likewise
4696 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
4697 output_operand): Likewise
4698 flow.c (recompute_reg_usage): Likewise
4699 * function.c (assign_stack_temp_for_type, assign_temp,
4700 handle_epilogue_set): Likewise
4701 * genextract.c (main): Likewise
4702 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
4703 gimplify_modify_expr_rhs, gimplify_expr): Likewise
4704 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
4705 ready_remove, rm_line_notes, rm_other_notes,
4706 schedule_block): Likewise
4707 mips-tfile.c (copy_object, out_of_bounds): Likewise
4709 2005-04-22 David Edelsohn <edelsohn@gnu.org>
4712 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
4713 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
4714 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
4715 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
4717 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
4719 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4721 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
4722 (gcc_tree_to_linear_expression): Convert to heap allocated
4724 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
4725 lbv_to_gcc_expression, lle_to_gcc_expression,
4726 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
4727 perfect_nestify): Likewise.
4728 lambda.h (gcc_loopnest_to_lambda_loopnest,
4729 lambda_loopnest_to_gcc_loopnest): Likewise.
4730 tree-loop-linear.c (linear_transform_loops): Likewise.
4732 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4734 * config/sparc/predicates.md (arith_double_operand): Use
4735 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
4736 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
4737 (DImode, DFmode constant splitters): Likewise. Remove code for
4738 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
4739 (logical constant splitters): Use const_int_operand predicate.
4740 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
4741 HOST_BITS_PER_WIDE_INT < 64.
4743 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4745 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
4746 gcc_unreachable as appropriate.
4747 (force_mode, emit_move_sequence, singlemove_string,
4748 output_move_double, output_fp_move_double, find_addr_reg,
4749 output_block_move, output_block_clear, output_and,
4750 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
4751 pa_adjust_cost, pa_issue_rate, print_operand,
4752 output_global_address, output_arg_descriptor, output_cbranch,
4753 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
4754 output_call): Likewise.
4755 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
4756 prefetch, prefetch_cc, prefetch_nocc): Likewise.
4758 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
4760 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
4761 _gcov_pow2_profiler and _gcov_one_value_profiler.
4762 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
4763 (GTFILES): Add $(srcdir)/tree-profile.c.
4764 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
4765 __gcov_one_value_profiler): Declare.
4766 * gimplify.c (force_gimple_operand): Check whether the statements
4767 should be produced in ssa form.
4768 (force_gimple_operand_bsi): New function.
4769 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
4770 __gcov_one_value_profiler): New functions.
4771 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
4772 the profiled value is a power of two or not.
4773 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
4774 * tree-flow.h (in_ssa_p): Declare.
4775 (force_gimple_operand_bsi): Declare.
4776 * tree-into-ssa.c (in_ssa_p): New variable.
4777 (rewrite_into_ssa): Set in_ssa_p.
4778 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
4779 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
4780 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
4781 tree_one_value_profiler_fn): New variables.
4782 (tree_init_edge_profiler): Initialize the profiler function decls.
4783 (tree_gen_edge_profiler): Use global gcov_type_node.
4784 (prepare_instrumented_value): New function.
4785 (tree_gen_interval_profiler, tree_gen_interval_profiler,
4786 tree_gen_one_value_profiler): Call the library functions instead of
4787 creating instrumentation code.
4788 * tree.c (build_fn_decl): New function.
4789 * tree.h (build_fn_decl): Declare.
4790 * value-prof.c (rtl_divmod_values_to_profile,
4791 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
4792 tree_mod_pow2_value_transform, tree_find_values_to_profile):
4793 Do not handle may_be_other and precise values of exponents at pow2
4795 (tree_mod_subtract_transform): Reflect that value field of
4796 histogram has changed meaning.
4797 (tree_divmod_values_to_profile): Record the values correctly.
4798 (tree_values_to_profile): Update comment.
4799 * value-prof.h (struct histogram_value_t): Remove pow2 data.
4801 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
4803 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
4806 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
4808 * config/i386/i386.md (length_immediate): Use gcc_assert or
4809 gcc_unreachable, as appropriate.
4810 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
4811 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
4812 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
4813 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
4814 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
4815 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
4816 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
4817 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
4818 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
4819 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
4820 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
4821 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
4822 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
4823 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
4824 *prefetch_sse_rex): Likewise.
4825 * config/i386/predicates.md (x86_64_immediate_operand,
4826 x86_64_zext_immediate_operand, symbolic_operand,
4827 no_seg_address_operand, aligned_operand,
4828 memory_displacement_operand): Likewise.
4829 * config/i386/sse.md (*mov<mode>_internal,
4830 *movv2df_internal): Likewise.
4832 2005-04-22 Jan Hubicka <jh@suse.cz>
4834 * Makefile.in (ipa.o, ipa-inline.o): New files.
4835 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
4836 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
4837 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
4838 * cgraphunit.c (cgraph_default_inline_p,
4839 cgraph_decide_inlining_incrementally, ncalls_inlined,
4840 nfunctions_inlined, initial_insns, overall_insns,
4841 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
4842 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
4843 cgraph_mark_inline, cgraph_check_inline_limits,
4844 cgraph_default_inline_p, cgraph_recursive_inlining_p,
4845 update_callee_keys, lookup_recursive_calls,
4846 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
4847 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
4848 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
4849 pass_ipa_inline): Move to ipa-inline.c
4850 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
4852 * ipa-inline.c: New file.
4854 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4856 * doc/invoke.texi (SPARC options): Document that -mapp-regs
4857 is turned off by default on Solaris.
4859 2005-04-21 Roger Sayle <roger@eyesopen.com>
4861 * c-common.h (objc_build_method_signature): Update prototype.
4862 * stub-objc.c (objc_build_method_signature): Update the stub
4863 implementation to accept and ignore additional parameter.
4864 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
4865 the value of ellipsis to objc_build_method_signature instead
4866 of setting TREE_OVERFLOW on the parms TREE_LIST node.
4868 2005-04-21 Geoffrey Keating <geoffk@apple.com>
4870 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
4871 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
4872 gen_rtx_* not gen_rtx_fmt_*.
4873 (rs6000_emit_vector_select): Likewise.
4874 (rs6000_emit_sync): New.
4875 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
4876 (larx, stcx, cmp): New mode substitutions.
4877 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
4878 UNSPEC_ISYNC): New constants.
4879 (rlwinm): Give name.
4880 (memory_barrier, isync, lwsync): New insns.
4881 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
4882 (sync_lock_release<mode>): New expander.
4883 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
4884 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
4885 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
4886 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
4887 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
4888 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
4889 (sync_add<mode>_internal, sync_addshort_internal,
4890 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
4891 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
4892 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
4894 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
4895 is the memory before, not after, the operation. Clarify
4896 barrier requirements.
4898 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4900 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
4901 * lambda.h (lambda_vector_min_nz): Likewise.
4902 * langhooks.h (struct lang_hooks_for_types,
4903 struct lang_hooks): Likewise.
4904 * output.h (assemble_integer, this_is_asm_operands): Likewise.
4907 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
4909 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
4910 comments to avoid 'abort'. Use gcc_assert as necessary.
4911 * opts.c (common_handle_option): Likewise.
4912 * pretty-print.c (pp_base_format_text): Likewise.
4913 * print-rtl.c (print_rtx): Likewise.
4914 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
4915 * regmove.c (try_auto_increment): Likewise.
4916 * reload.c (find_valid_class, find_reloads_toplev,
4917 find_equiv_reg): Likewise.
4918 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
4919 merge_assigned_reloads): Likewise.
4920 * tree-inline.c (inline_forbidden_p_1,
4921 estimate_num_insns_1): Likewise.
4922 * tree-optimize.c (execute_todo): Likewise.
4923 * tree-outof-ssa.c (eliminate_phi): Likewise.
4924 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
4925 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
4926 * tree-ssa-operands.c (parse_ssa_operands,
4927 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
4928 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
4929 * tree-ssanames.c (release_ssa_name): Likewise.
4930 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
4931 walk_tree): Likewise.
4933 * tree-ssa-operands.c (verify_abort): Fold into ..
4934 (verify_imm_links): ... here.
4936 2005-04-21 Richard Henderson <rth@redhat.com>
4938 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
4939 on non-memory operand for previous inversion.
4941 2005-04-21 Devang Patel <dpatel@apple.com>
4943 PR optimization/20994
4944 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
4945 x = !(a == b) : p , q;.
4946 (pass_if_conversion): Verify stmts and flow.
4948 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
4950 * optabs.c (gen_conditional_trap): Restore #define.
4952 * alias.c (true_dependence): Remove 'abort' from comments. Use
4953 gcc_assert and gcc_unreachable as appropriate.
4954 (canon_true_dependence): Likewise.
4955 * bb-reorder.c (connect_traces): Likewise.
4956 * c-common.c (c_add_case_label): Likewise.
4957 * c-decl.c (finish_function): Likewise.
4958 * caller-save.c (insert_restore, insert_save): Likewise.
4959 * cfg.c (update_bb_profile_for_threading): Likewise.
4960 * cfganal.c (flow_active_insn_p): Likewise.
4961 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4962 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
4963 cfg_layout_merge_blocks): Likewise.
4964 * ifcvt.c (cond_exec_process_insns, merge_if_block,
4965 find_if_block): Likewise.
4966 * integrate.c (allocate_initial_values): Likewise.
4967 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
4968 swap_condition, unsigned_condition, signed_condition,
4969 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
4970 reg_or_subregno): Likewise.
4971 * lambda-code.c (lambda_compute_auxillary_space,
4972 lambda_transform_legal_p): Likewise.
4973 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
4974 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
4975 lhd_incomplete_type_error, lhd_expand_expr,
4976 lhd_types_compatible_p, lhd_tree_size): Likewise.
4977 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
4978 * local-alloc.c (update_equiv_regs): Likewise.
4979 * loop-unroll.c (peel_loop_completely
4980 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
4981 peel_loop_simple, unroll_loop_stupid,
4982 analyze_iv_to_split_insn): Likewise.
4983 * loop.c (gen_prefetch, find_and_verify_loops,
4984 basic_induction_var): Likewise.
4985 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
4986 * value-prof.c (tree_find_values_to_profile): Likewise.
4987 * varasm.c (named_section, default_assemble_integer,
4988 decode_addr_const): Likewise.
4990 2005-04-21 Alan Modra <amodra@bigpond.net.au>
4991 Fariborz Jahanian <fjahanian@apple.com>
4993 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
4994 portion of argument passed in fpr.
4995 * expr.c (emit_push_insn): Fix computation of 'offset' used to
4996 decide on partial argument save on stack.
4998 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5000 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
5003 2005-04-21 Jan Hubicka <jh@suse.cz>
5005 * cgraphunit.c: Include tree-pass.h
5006 (cgraph_decide_recursive_inlining,
5007 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
5008 cgraph_decide_inlining): Dump goes to dump_file.
5009 (cgraph_optimize): Call ipa passes instead of inliner.
5010 (cgraph_gate_inlining, pass_ipa_inline): New.
5011 * tree-optimize.c (all_ipa_passes): New static variable.
5012 (register_one_dump_file): Dead with IPA passes.
5013 (register_dump_files): Likewise.
5014 (init_tree_optimization_passes): Initialize IPA passes.
5015 (execute_todo): Do cgraph dump when asked to, do not dump function body
5017 * tree-pass.h (TODO_dump_cgraph): New macro.
5018 (ipa_passes): Declare.
5019 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
5021 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5023 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
5024 gcc_assert instead of abort.
5025 (classify_argument, examine_argument, construct_container,
5026 contains_128bit_aligned_vector_p, ix86_check_movabs,
5027 standard_80387_constant_opcode, standard_80387_constant_rtx,
5028 ix86_initial_elimination_offset, ix86_compute_frame_layout,
5029 pro_epilogue_adjust_stack, ix86_expand_epilogue,
5030 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
5031 legitimize_tls_address, output_pic_addr_const,
5032 i386_output_dwarf_dtprel, put_condition_code, print_reg,
5033 get_some_local_dynamic_name, print_operand, print_operand_address,
5034 output_387_binary_op, emit_i387_cw_initialization,
5035 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
5036 ix86_expand_clear, ix86_expand_binary_operator,
5037 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
5038 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
5039 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
5040 ix86_expand_branch, ix86_expand_setcc,
5041 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
5042 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
5043 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
5044 memory_address_length, ix86_attr_length_immediate_default,
5045 ix86_attr_length_address_default, ix86_agi_dependant,
5046 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
5047 ix86_expand_binop_builtin, ix86_force_to_memory,
5048 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
5049 x86_emit_floatuns): Likewise.
5050 * config/i386/netware.c (gen_regparm_prefix,
5051 i386_nlm_strip_name_encoding): Likewise.
5052 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
5054 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5056 * optabs.c (gen_condiational_trap): Remove #define.
5057 (add_equal_note): Assertify. Remove explicit indirection from
5058 call via function pointer.
5059 (expand_ternary_op, expand_simple_binop, expand_binop,
5060 expand_twoval_unop, expand_twoval_binop,
5061 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
5062 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
5063 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
5064 prepare_float_lib_cmp, emit_conditional_move,
5065 emit_conditional_add, gen_add2_insn, gen_add3_insn,
5066 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
5067 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
5068 vector_compare_rtx, expand_vec_cond_expr): Likewise.
5070 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
5072 * vec.h: Update API to separate allocation mechanism from type.
5073 (VEC_safe_grow): New.
5074 * vec.c (calculate_allocation): New.
5075 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
5076 (vec_gc_free, vec_heap_free): Remove.
5077 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
5079 (mangle_macro_name): New.
5080 (struct macro_def): New.
5081 (struct macro): Add multiple argument values.
5082 (macro_expans_end): New.
5083 (push_macro_expansion): Chain on new macro. Process multiple
5084 args, create follow on expansion. Return follow on argument.
5085 (macro_input): Deal with multiple arguments.
5087 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
5088 (struct tree_binfo): Adjust.
5089 * basic-block.h: Define VEC(edge,gc).
5090 (struct edge_def): Adjust.
5091 (struct basic_block_def, struct edge_iterator): Likewise.
5092 (ei_container, ei_start_1, ei_last_1): Likewise.
5093 * cfg.c (connect_src, connect_dest): Likewise.
5094 * cfgrtl.c (force_nonfallthru_and_redirect)
5095 * dbxout.c (dbxout_type)
5096 * dwarf2out.c (gen_member_die)
5097 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
5098 (gcc_tree_to_linear_expression): Adjust.
5099 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
5100 lbv_to_gcc_expression, lle_to_gcc_expression,
5101 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
5102 perfect_nestify): Likewise.
5103 * lambda.h (gcc_loopnest_to_lambda_loopnest,
5104 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
5105 * profile.c (instrument_values): Adjust.
5106 * tree-cfg.c (modified_noreturn_calls): Adjust.
5107 (remove_fallthru_edge): Likewise.
5108 * tree-dump.c (dequeue_and_dump): Adjust.
5109 * tree-flow-inline.h (mark_stmt_modified): Adjust.
5110 * tree-flow.h (modified_noreturn_calls): Adjust.
5111 (tree_on_heap): Remove. (yay!)
5112 (register_new_def): Adjust.
5113 * tree-into-ssa.c: Define VEC(int,heap).
5114 (block_defs_stack): Adjust.
5115 (find_idf, insert_phi_nodes, register_new_def,
5116 rewrite_initialize_block, rewrite_finalize_block,
5117 register_new_update_single, rewrite_update_init_block,
5118 rewrite_update_fini_block, rewrite_blocks,
5119 ssa_rewrite_finalize_block, ssa_register_new_def,
5120 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
5121 * tree-loop-linear.c (linear_transform_loops): Adjust.
5122 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
5123 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
5124 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
5125 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
5126 vrp_variables_stack): Adjust declarations.
5127 (tree_ssa_dominator_optimize): Adjust.
5128 (dom_opt_initialize_block, remove_local_expressions_from_table,
5129 restore_nonzero_vars_to_original_value,
5130 restore_vars_to_original_value,
5131 restore_currdefs_to_original_value, dom_opt_finalize_block,
5132 record_var_is_nonzero, record_cond, record_const_or_copy_1,
5133 optimize_stmt, update_rhs_and_lookup_avail_expr,
5134 lookup_avail_expr, record_range): Likewise.
5135 * tree-ssa-pre.c: Define VEC(basic_block,heap).
5136 (compute_antic_aux): Adjust.
5137 (inserted_exprs, create_expression_by_pieces,
5138 insert_into_preds_of_block, eliminate, mark_operand_necessary,
5139 remove_dead_inserted_code, fini_pre): Likewise.
5140 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
5141 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
5142 ssa_prop_init): Likewise.
5143 * tree-ssa.c: Define VEC(bitmap,heap).
5144 (verify_name_tags): Adjust.
5145 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
5146 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
5147 tree_divmod_values_to_profile, tree_find_values_to_profile,
5148 value_profile_transformations): Likewise.
5149 * value-prof.h: Define VEC(histogram_value,heap).
5150 * varasm.c: Remove alias_pair pointer typedef, define
5152 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
5154 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
5155 not a pointer to it. Create an object vector.
5156 (extern_symbols): Turn into an object vector.
5157 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
5159 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
5162 * Makefile.in (tree-chrec.o): Depend on params.h.
5163 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
5165 * tree-chrec.c: Depend on params.h. Replace build with buildN,
5166 and fold build with fold_buildN.
5167 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
5168 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5169 (tree_contains_chrecs): Compute an estimation of the size of the
5171 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
5172 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
5173 * tree-scalar-evolution.c (simple_iv): Ditto.
5174 * doc/invoke.texi (scev-max-expr-size): Documented.
5176 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
5178 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
5179 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
5180 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
5181 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
5182 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
5183 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
5184 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
5185 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
5186 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
5187 (darwin_fix_and_continue_switch): Delete.
5188 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
5189 (SUBTARGET_SWITCHES): Delete.
5190 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
5191 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
5192 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
5193 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
5194 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
5195 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
5196 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
5197 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
5198 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
5199 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
5200 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
5201 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
5202 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
5203 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
5204 (TARGET_64BIT): Undef before redefining.
5205 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
5206 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
5207 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
5208 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
5209 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
5210 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
5211 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
5212 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5213 (ix86_debug_arg_string, ix86_debug_addr_string)
5214 (ix86_align_loops_string, ix86_align_jumps_string)
5215 (ix86_align_funcs_string): Delete.
5216 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
5217 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
5218 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
5219 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
5220 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
5221 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
5222 (SUBTARGET_SWITCHES): Delete.
5223 * config/i386/i386.c (ix86_debug_arg_string): Delete.
5224 (ix86_debug_addr_string): Delete.
5225 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
5226 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
5227 (ix86_align_loops_string, ix86_align_jumps_string)
5228 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
5229 (ix86_align_funcs_string): Make static.
5230 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5231 (ix86_handle_option): New function.
5232 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
5233 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
5234 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
5235 of darwin_fix_and_continue_switch.
5236 (darwin_one_byte_bool): Delete.
5237 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5238 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
5239 to darwin_one_byte_bool.
5240 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
5241 * config/i386/djgpp.opt, config/i386/i386.opt,
5242 * config/i386/sco5.opt: New files.
5244 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5246 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
5247 fp_zero_operand, fp_register_operand, intreg_operand,
5248 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
5249 call_operand, call_operand_address, tgd_symbolic_operand,
5250 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
5251 symbolic_operand, symbolic_memory_operand, label_ref_operand,
5252 sp64_medium_pic_operand, data_segment_operand,
5253 text_segment_operand, splittable_symbolic_memory_operand,
5254 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
5255 eq_or_neq, normal_comp_operator, noov_compare_op,
5256 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
5257 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
5258 const64_operand, const64_high_operand, arith11_operand,
5259 arith10_operand, arith_double_operand, arith_double_4096_operand,
5260 arith_double_add_operand, arith11_double_operand,
5261 arith10_double_operand, small_int, small_int_or_double,
5262 uns_small_int, uns_arith_operand, clobbered_register,
5263 input_operand, compare_operand): Delete.
5264 (sparc_emit_set_const32): Use predicates in assertion. Remove special
5265 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
5266 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
5267 (GEN_HIGHINT64, GEN_INT64): Delete.
5268 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
5269 gen_safe_XOR64): Adjust for above deletion.
5270 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
5271 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
5272 (legitimate_constant_p): Use const_zero_operand instead.
5273 (sparc_extra_constraint_check): Likewise.
5274 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
5275 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
5276 (PREDICATE_CODES): Delete.
5277 * config/sparc/sparc.md: Include predicates.md.
5278 (All patterns): Adjust for new predicate names.
5279 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
5280 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
5281 (movdi): Use general_operand predicate.
5282 (movdi_sp64_dbl): Delete.
5283 (movdi_const64_special): Add 'N' constraint.
5284 (movdicc): Use arith10_operand predicate.
5285 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
5286 (movdi_cc_reg_sp64): Use arith10_operand predicate.
5287 (movdi_cc_reg_sp64_trunc): Delete.
5288 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
5289 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
5290 (subdi3_sp32): Delete.
5291 (subdi3_insn_sp32): Change to define_insn_and_split.
5292 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
5293 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
5294 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
5295 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
5296 small_int_operand predicate.
5297 (divdi3, udivdi3): Use arith_operand predicate.
5298 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
5299 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
5300 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
5301 (xordi3_sp64_dbl): Delete.
5302 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
5303 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
5304 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
5305 cmp_ccx_set_not): Use arith_operand predicate.
5306 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
5307 * config/sparc/predicates.md: New file.
5309 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
5311 PR tree-optimization/14846
5312 * fold-const.c (fold_single_bit_test_into_sign_test): New,
5314 (fold_single_bit_test): ... here.
5315 (fold_binary): Call fold_single_bit_test_into_sign_test
5316 instead of fold_single_bit_test.
5318 2005-04-20 James E Wilson <wilson@specifixinc.com>
5321 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
5322 is another declaration.
5324 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
5326 * config/cris/predicates.md: New file.
5327 * config/cris/cris-protos.h (cris_store_multiple_op_p)
5328 (cris_movem_load_rest_p): Declare.
5329 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
5330 (cris_movem_load_rest_p): Ditto. Globalize.
5331 (cris_bdap_operand, cris_bdap_biap_operand,
5332 cris_orthogonal_operator, cris_commutative_orth_op,
5333 cris_operand_extend_operator,
5334 cris_additive_operand_extend_operator, cris_extend_operator,
5335 cris_plus_or_bound_operator, cris_mem_op,
5336 cris_general_operand_or_symbol,
5337 cris_general_operand_or_gotless_symbol,
5338 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
5339 cris_load_multiple_op): Remove predicate functions.
5340 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
5341 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
5342 * config/cris/cris.h (PREDICATE_CODES): Don't define.
5343 * config/cris/cris.md: Include predicates.md.
5344 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
5346 2005-04-20 Ian Lance Taylor <ian@airs.com>
5348 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
5349 * c-common.h (STMT_EXPR_STMT): Don't define.
5350 (STMT_EXPR_NO_SCOPE): Don't define.
5351 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
5352 * c-pretty-print.c (pp_c_primary_expression): Likewise.
5353 (pp_c_expression): Likewise.
5355 2005-04-20 Richard Henderson <rth@redhat.com>
5358 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
5360 2005-04-20 Jeff Law <law@redhat.com>
5362 * reload1.c (reload): Ignore equivalences between pseudos and
5365 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
5368 * c-tree.h (struct c_label_list): Update comment.
5369 (struct c_label_context): Rename to struct c_label_context_se.
5370 (label_context_stack): Rename to label_context_stack_se.
5371 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
5372 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
5373 c_end_vm_scope): New.
5374 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
5375 * c-decl.c (pop_scope): Call c_end_vm_scope.
5376 (pushdecl): Call c_begin_vm_scope for variably modified
5378 (define_label): Check for jumping into scope of identifier with
5379 variably modified type. Push label on stack for those defined at
5380 current context of identifiers with variably modified type.
5381 (start_function): Create stack level for context of identifiers
5382 with variably modified type.
5383 (finish_function): Pop stack level for context of identifiers with
5384 variably modified type.
5385 * c-typeck.c (label_context_stack): Rename to
5386 label_context_stack_se.
5387 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
5388 (c_finish_goto_label): Check for jumping into scope of identifier
5389 with variably modified type. Push label on stack for those jumped
5390 to from current context of identifiers with variably modified
5392 (struct c_switch): Add blocked_vm.
5393 (c_start_case): Initialize blocked_vm.
5394 (do_case): Check blocked_vm.
5395 (c_finish_case): Add comment.
5396 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
5397 variable label_context_stack.
5399 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
5401 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
5402 conditional_replacement, value_replacement, abs_replacement,
5404 (replace_phi_edge_with_variable): Remove argument BB.
5405 (conditional_replacement, value_replacement,
5406 minmax_replacement, abs_replacement): Remove argument PHI_BB.
5407 Update a call to replace_phi_edge_with_variable.
5409 * tree-ssa-phiopt.c: Fix comments.
5411 2005-04-20 Michael Matz <matz@suse.de>
5414 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
5417 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
5419 * tree-ssa-phiopt.c: Fix comment typos.
5421 PR tree-optimization/21116
5422 * tree-ssa-phiopt.c: Fix a typo.
5424 2005-04-19 Richard Henderson <rth@redhat.com>
5426 * builtins.c (expand_builtin_sync_operation): Revert last change.
5427 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
5429 (expand_compare_and_swap_loop): Likewise.
5430 (expand_sync_operation): Remove fallback from NAND to AND; invert
5431 memory operand when expanding from cmpxchg.
5432 (expand_sync_fetch_operation): Likewise.
5433 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
5436 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
5437 when implementing NAND. Fix double-add for AFTER.
5438 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
5439 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
5440 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
5442 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
5445 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
5446 to return old memory value.
5447 (sync_compare_and_swap_cc<IMODE>): Likewise.
5449 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
5450 return pre-reload. Don't consider output or anti dependencies.
5451 * config/ia64/sync.md (IMODE): New.
5452 (modesuffix): Add QI and HI.
5453 (memory_barrier): Simplify expansion.
5454 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
5455 (cmpxchg_acq_<IMODE>): Likewise.
5456 (sync_lock_test_and_set<IMODE>): Likewise.
5457 (sync_lock_release<IMODE>): Likewise.
5459 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
5461 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
5464 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
5466 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
5468 2005-04-20 Michael Pogue <michael.pogue@sun.com>
5469 Joseph S. Myers <joseph@codesourcery.com>
5471 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
5472 * c-typeck.c (build_c_cast): Check these options.
5473 * doc/invoke.texi: Document these options.
5475 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
5477 * tree-ssa-phiopt.c: Update a comment about the pass.
5479 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
5481 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
5482 config/mcore/mcore.c: Fix comment typos.
5484 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
5486 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
5487 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
5489 2005-04-19 Paul Brook <paul@codesourcery.com>
5491 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
5493 2005-04-19 Andrew Haley <aph@redhat.com>
5496 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
5497 looking at a field's bitpos.
5499 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5501 * system.h (fopen, fdopen, freopen): Define these to the unlocked
5502 libiberty functions.
5504 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
5506 PR tree-optimization/21096
5507 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
5509 2005-04-19 Alan Modra <amodra@bigpond.net.au>
5512 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
5513 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
5515 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
5517 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
5518 refers to the function being dumped.
5520 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
5522 * varasm.c (assemble_start_function): Remove reset of in_section.
5524 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
5526 PR tree-optimization/21085
5527 * fold-const (fold_binary): Don't change X % -C to X % C if C has
5530 2005-04-19 Ben Elliston <bje@au.ibm.com>
5532 * doc/invoke.texi (Optimize Options): Refer to the correct
5533 optimisation flag -ftree-dominator-opts, not -ftree-dom.
5535 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
5537 * config/rs6000/rs6000.c (machopic_output_stub): Increase
5538 alloca argument to be big enough.
5540 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
5543 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
5546 2005-04-18 Tom Tromey <tromey@redhat.com>
5548 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
5551 2005-04-18 Richard Henderson <rth@redhat.com>
5553 * config/alpha/alpha.c (alpha_split_atomic_op): New.
5554 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
5555 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
5556 * config/alpha/alpha-protos.h: Update.
5557 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
5558 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
5559 (attr type): Add ld_l, st_c, mb.
5560 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
5561 iornotsi3, xorsi_internal, xornotsi3): New.
5562 * config/alpha/ev4.md (ev4_ld): Add ld_l.
5563 (ev4_ist_c, ev4_mb): New.
5564 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
5566 * config/alpha/ev6.md (ev6_ild): Add ld_l.
5567 (ev6_ist): Add st_c.
5569 * config/alpha/sync.md: New file.
5571 2005-04-18 Richard Henderson <rth@redhat.com>
5573 * builtins.c (expand_builtin_sync_operation): Fold nand to and
5576 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
5578 2005-04-18 Devang Patel <dpatel@apple.com>
5580 * config/rs6000/atlivec.md (mulv4si3): New pattern.
5582 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
5584 PR tree-optimization/20922
5585 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
5586 Fold X + c >= X and fold X - c <= X to true.
5588 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
5590 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
5592 (emergency_labeled_state_free): Likewise.
5594 2005-04-18 Nick Clifton <nickc@redhat.com>
5596 * config/h8300/h8300.md (jump): Remove prescan parameter from
5597 calls to final_scan_insn.
5599 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
5600 parameter from calls to final_scan_insn.
5602 * config.gcc (m68hc12): Use the m68hc11.opt file for target
5604 (v850e, v850e1): Use the v850.opt file for target specific
5607 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
5609 PR tree-optimization/21001
5610 * tree-optimize.c (init_tree_optimization_passes): Move the
5611 first pass_forwprop immediately before pass_vrp.
5613 2005-04-17 Ian Lance Taylor <ian@airs.com>
5615 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
5616 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
5617 from enum tree_code op to bool is_sizeof.
5618 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
5619 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
5620 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
5622 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
5624 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
5627 2005-04-17 Ian Lance Taylor <ian@airs.com>
5629 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
5631 2005-04-17 Richard Henderson <rth@redhat.com>
5633 * config/alpha/alpha.c (va_list_skip_additions): Only define if
5635 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
5636 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
5637 of indirection through ssa names while looking for the gpr counter
5639 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
5640 saved va_list_gpr_size and va_list_fpr_size.
5642 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
5644 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
5645 both pointers or both integers.
5647 * tree-vrp.c (maybe_add_assert_expr): Don't assert
5648 ASSERT_EXPRs for single-use variable.
5650 * tree-into-ssa.c: Fix a comment typo.
5652 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
5654 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
5655 -mipsN before forcing a default of -mips2.
5657 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
5659 * predict.h (IS_TAKEN): Remove.
5660 * rtl.h (NOTE_PREDICTION): Likewise.
5662 * modulo-sched.c (CFG_HOOKS): Remove.
5664 * c-parser.c (N_C_TTYPES): Remove.
5666 * tree-flow-inline.h (get_stmt_operands): Remove.
5667 * lambda-code.c, tree-ssa-loop-unswitch.c,
5668 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
5669 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
5670 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
5671 calls to get_stmt_operands.
5672 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
5674 2005-04-17 Richard Henderson <rth@redhat.com>
5677 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
5678 of CUMULATIVE_ARGS past the last named argument.
5679 (alpha_va_start): Expect pretend_args_size only if strictly less than
5682 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
5685 * builtins.c (expand_builtin_strcat): Convert the result of
5686 strlen to the right type.
5687 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
5688 avoid creating type mismatches.
5689 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
5692 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
5694 2005-04-16 Richard Henderson <rth@redhat.com>
5697 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
5698 Use the mode of boolean_type_node when the user doesn't provide one.
5699 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
5701 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
5704 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
5707 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
5710 2005-04-16 Roger Sayle <roger@eyesopen.com>
5711 Steven Bosscher <stevenb@suse.de>
5713 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
5714 (fold_unary_to_constant): Likewise.
5716 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
5718 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
5721 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
5723 * doc/install.texi (Specific): Avoid using asterisks in @anchor
5724 names related to target triplets.
5725 Remove i?86-*-esix from platform directory.
5726 Remove powerpc-*-eabiaix from platform directory.
5728 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
5731 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
5732 falling through from SUBREG case to REG.
5734 2005-04-15 Roger Sayle <roger@eyesopen.com>
5736 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
5737 (fold_binary): Update comment mentioning fold_relational_hi_lo.
5738 (fold_binary_to_constant): Simplify using fold_binary.
5739 (fold_unary_to_constant): Likewise, simplify using fold_unary.
5741 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5743 * gthr-posix.c (pthread_cancel): Define.
5744 (pthread_mutexattr_init): Likewise.
5745 (pthread_mutexattr_settype): Likewise.
5746 (pthread_mutexattr_destroy): Likewise.
5748 2005-04-15 David S. Miller <davem@davemloft.net>
5751 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
5753 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5755 PR tree-optimization/21031
5756 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
5757 (forward_propagate_into_cond_1): Call it. Forward propagate
5758 integer-integer casts into COND_EXPRs.
5760 2005-04-15 Dave Korn <dave.korn@artimi.com>
5762 * gcc.c (default_compilers): Clarify obscure error message when
5763 reading from standard input.
5765 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5767 * basic-block.h (PROP_EQUAL_NOTES): Remove.
5768 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
5770 * tree-ssa-alias.c (init_alias_info): Remove a call to
5773 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
5775 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
5776 of non-virtual PHI nodes like we use to.
5778 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
5780 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
5781 (attr_copy_rtx): Do not use it.
5783 2005-04-15 Andrew Macleod <amacleod@redhat.com>
5785 * doc/tree-ssa.texi: Grammer/abbreviation updates.
5787 2005-04-15 Diego Novillo <dnovillo@redhat.com>
5789 * tree-vect-transform.c (vectorizable_store): Mark necessary
5790 objects in the vectorized store needing renaming. Update the
5791 SSA graph for V_MAY_DEF operands in the original store.
5793 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
5795 * tree-ssa-pre.c (compute_avail): It's okay to have
5796 TREE_INVARIANT's here, and value number the resulting expressions.
5797 (create_expression_by_pieces): Make sure operands that were
5798 min_invariant when we started, stay that way.
5800 2005-04-15 David Edelsohn <edelsohn@gnu.org>
5802 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
5804 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5806 PR tree-optimization/20936.
5807 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
5809 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5811 * doc/invoke.texi: Fix typos.
5812 * doc/md.texi: Likewise.
5813 * doc/rtl.texi: Likewise.
5814 * doc/sourcebuild.texi: Likewise.
5815 * doc/tm.texi: Likewise.
5817 2005-04-15 Uros Bizjak <uros@kss-loka.si>
5819 PR tree-optimization/21004
5820 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
5821 and floorl in c99 mode only.
5822 * builtins.c (expand_builtin_int_roundingfn): Assert that
5823 fallback_fndecl is not NULL_TREE.
5825 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
5827 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
5828 * basic-block.h: Update the prototype for
5829 purge_all_dead_edges.
5830 * cfgexpand.c (tree_expand_cfg): Update a call to
5831 purge_all_dead_edges.
5832 * combine.c (combine_instructions): Likewise.
5833 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
5834 rest_of_handle_cse2, rest_of_handle_gcse,
5835 rest_of_handle_postreload): likewise.
5837 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
5840 * gimplify.c (gimplify_addr_expr): Compensate for removal of
5841 e.g. cv-qualification conversions.
5843 2005-04-14 Mike Stump <mrs@apple.com>
5845 * config/darwin-c.c (framework_construct_pathname): We must
5846 find all headers of a framework in the first instance of it
5847 found in the seach path.
5849 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
5851 PR tree-optimization/21021
5852 * tree-vrp.c (compare_values): Work around a bug in the front
5853 end that produces a comparison of mismatched types.
5855 2004-04-14 Richard Henderson <rth@redhat.com>
5857 * config/ia64/ia64.h (enum fetchop_code): Remove.
5858 (enum ia64_builtins): Move ...
5859 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
5860 members except BSP and FLUSHRS.
5861 (ia64_init_builtins): Remove __sync builtins.
5862 (ia64_expand_builtin): Likewise.
5863 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
5864 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
5865 (ia64_expand_lock_release): Remove.
5866 * config/ia64/ia64.md (mf): Move to sync.md.
5867 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
5868 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
5869 * config/ia64/sync.md: New file.
5870 (memory_barrier): Rename from mf.
5871 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
5872 (cmpxchg_acq_<I48MODE>): Likewise.
5873 (sync_lock_test_and_set<I48MODE>): Likewise.
5875 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
5876 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
5878 2004-04-14 Richard Henderson <rth@redhat.com>
5880 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
5881 (ix86_compare_emitted): New.
5882 (ix86_expand_compare): Use ix86_compare_emitted if set.
5883 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
5884 and ix86_compare_op0 are set.
5885 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
5886 (TARGET_CMPXCHG, TARGET_XADD): New.
5887 (ix86_compare_emitted): Declare.
5888 * config/i386/i386.md: Include sync.md
5889 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
5890 (UNSPECV_XCHG, UNSPECV_LOCK): New.
5891 * config/i386/sync.md: New file.
5893 2004-04-14 Richard Henderson <rth@redhat.com>
5896 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
5897 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
5898 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
5899 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
5900 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
5901 BT_FN_I8_VPTR_I8_I8): New.
5902 * builtins.def (DEF_SYNC_BUILTIN): New.
5903 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
5904 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
5905 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
5906 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
5907 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
5908 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
5909 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
5910 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
5911 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
5912 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
5913 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
5914 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
5915 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
5916 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
5917 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
5918 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
5919 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
5920 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
5921 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
5922 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
5923 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
5924 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
5925 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
5926 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
5927 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
5928 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
5929 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
5930 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
5931 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
5932 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
5933 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
5934 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
5935 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
5936 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
5937 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
5938 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
5939 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
5940 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
5941 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
5942 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
5943 BUILT_IN_SYNCHRONIZE: New.
5944 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
5945 as a function. Accept __sync_ as a prefix as well.
5946 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
5947 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
5948 expand_builtin_lock_release): New.
5949 (expand_builtin): Call them.
5950 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
5951 neither BOTH_P nor FALLBACK_P are defined.
5952 (builtin_type_for_size): New.
5953 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
5954 (resolve_overloaded_builtin): New.
5955 * c-common.h (resolve_overloaded_builtin): Declare.
5956 (builtin_type_for_size): Declare.
5957 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
5958 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
5959 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
5960 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
5961 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
5962 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
5963 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
5964 sync_compare_and_swap_cc, sync_lock_test_and_set,
5965 sync_lock_release): New.
5966 * optabs.h: Declare them.
5967 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
5968 expand_sync_operation, expand_sync_fetch_operation,
5969 expand_sync_lock_test_and_set): Declare.
5970 * genopinit.c (optabs): Add sync optabs.
5971 * optabs.c (init_optabs): Initialize sync optabs.
5972 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
5973 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
5974 expand_sync_operation, expand_sync_fetch_operation,
5975 expand_sync_lock_test_and_set): New.
5976 * doc/extend.texi (Atomic Builtins): New section
5977 * doc/md.texi (Standard Names): Add sync patterns.
5979 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
5981 * tree-eh.c (lower_try_finally_copy): Generate new code in
5982 response to goto_queue entries as if the queue was sorted by
5983 index, not pointers.
5984 (lower_try_finally_switch): Likewise.
5986 2005-04-14 Richard Henderson <rth@redhat.com>
5988 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
5989 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
5991 (ix86_expand_fp_movcc): Update to match.
5992 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
5993 * config/i386/i386-protos.h: Update.
5994 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
5995 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
5997 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
5999 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
6002 2005-04-14 Julian Brown <julian@codesourcery.com>
6004 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
6005 link failures on ppc64 Linux.
6007 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
6009 * config.gcc: Set cpu_type for s390.
6011 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
6013 Fix PR tree-optimization/20963
6014 * tree-ssa-pre.c (compute_avail): Remove special case for
6016 (create_expression_by_pieces): Add value numbers for forced out
6019 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
6021 * config/cris/cris.md: Replace references to (reg:SI 16) with
6022 (reg:SI CRIS_SRP_REGNUM).
6024 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
6026 PR tree-optimization/20657
6027 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
6028 create an appropriate range from it.
6030 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6032 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
6033 <UNSPEC_FIST_CEIL> case.
6035 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
6036 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
6037 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
6038 to implement lfloor and llfloor built-ins as x87 intrinsic function.
6039 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
6040 (lfloor<mode>2): New expanders.
6041 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
6042 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
6043 to implement lceil and llceil built-ins as x87 intrinsic function.
6044 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
6045 (lceil<mode>2): New expanders.
6047 2005-04-14 Uros Bizjak <uros@kss-loka.si>
6049 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
6050 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
6052 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
6055 * config/s390/s390-modes.def: Define TFmode.
6057 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
6059 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
6060 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6061 * config/mips/mips.c (mips16_insn_length): Remove reference to
6062 JUMP_TABLES_IN_TEXT_SECTION.
6064 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
6066 * simplify-rtx.c (simplify_binary_operation_1): Return
6067 scalar or vector of constant 0, depending on the xor's
6070 2005-04-13 Dale Johannesen <dalej@apple.com>
6072 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
6073 (objc-act.o): Ditto.
6074 * objc/objc-act.c (objc_gimplify_expr): New.
6075 (objc_get_callee_fndecl): New.
6076 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
6077 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
6078 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
6080 2005-04-13 Devang Patel <dpatel@apple.com>
6082 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
6085 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
6087 CRIS prologue as RTL.
6088 * config/cris/cris-protos.h (cris_emit_movem_store)
6089 (cris_expand_prologue): Prototype.
6090 * config/cris/cris.c (struct machine_function): New member
6092 (cfa_label_num, cris_target_asm_function_prologue): Remove.
6093 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
6094 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
6095 (cris_load_multiple_op, cris_return_address_on_stack)
6096 (cris_return_address_on_stack_for_return): ISO-Cify.
6097 (cris_store_multiple_op): New predicate function.
6098 (cris_expand_prologue, cris_emit_movem_store): New functions.
6099 (cris_print_operand) <case 'O'>: Handle modifications other than
6101 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
6102 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
6103 (cris_gen_movem_load): Rearrange slightly to make local variable
6104 src a parameter, removing osrc.
6105 (cris_setup_incoming_varargs): Set machine_function member
6106 stdarg_regs to correspond to the number of registers that need to
6108 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
6110 (PREDICATE_CODES): Add cris_store_multiple_op. Make
6111 cris_general_operand_or_gotless_symbol accept UNSPEC.
6112 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
6113 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
6114 ("*cris_store_multiple"): New pattern. Tweak common comment above
6115 this and "*cris_load_multiple".
6116 ("prologue"): New define_expand.
6118 * config/cris/cris.md ("epilogue"): Conditionalize on
6119 TARGET_PROLOGUE_EPILOGUE.
6121 2005-04-13 Steve Ellcey <sje@cup.hp.com>
6124 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
6125 fpsr 0 instead of fpsr 1.
6126 (divsf3_internal_thr): Ditto.
6127 (divdf3_internal_lat): Ditto.
6128 (divdf3_internal_thr): Ditto.
6129 (divxf3_internal_lat): Ditto.
6130 (divxf3_internal_thr): Ditto.
6132 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6134 PR tree-optimization/20913
6135 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
6137 PR tree-optimization/20702
6138 * tree-vrp.c (maybe_add_assert_expr): Recurse into
6139 dominator children that haven't been walked into.
6141 2005-04-13 Julian Brown <julian@codesourcery.com>
6143 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
6144 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
6147 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6149 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
6150 config/i386/sse.md: Fix comment typos.
6152 * genattrtab.c (NULL_ATTR): Remove.
6153 * ifcvt.c (NULL_EDGE): Likewise.
6155 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
6157 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
6158 NOTE_PREDICT): Remove.
6160 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6162 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
6163 * configure: Regenerate.
6164 * config.in: Likewise.
6165 * system.h: Declare vsnprintf if not already declared.
6167 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6169 * optc-gen.awk: Handle stand-alone Mask records.
6170 * opth-gen.awk: Likewise.
6171 * doc/options.texi (Option file format): Document them.
6172 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
6173 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
6174 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
6175 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
6176 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
6177 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
6178 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
6179 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
6180 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
6181 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
6182 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
6183 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
6184 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
6185 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
6186 TARGET_LONG_DOUBLE_128): Likewise.
6187 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
6188 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
6189 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
6190 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
6191 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
6192 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
6193 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
6194 * config/sparc/sparc.c (fpu_option_set): New global.
6195 (sparc_handle_option): New function.
6196 (sparc_override_options): Test fpu_option_set.
6197 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
6198 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
6199 * config/sparc/sparc.opt: New file.
6200 * config/sparc/little-endian.opt: Likewise.
6201 * config/sparc/long-double-switch.opt: Likewise.
6203 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
6205 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
6206 (bfin_handle_options): Set it if -mshared-library-id= is seen.
6207 * config/bfin/bfin.opt (mshared-library-id=): Lose
6208 Var(bfin_lib_id_given).
6210 2005-04-13 Matt Thomas <matt@3am-software.com>
6212 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
6215 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
6217 * rtl.h (CLEAR_RTX_FLAGS): Remove.
6219 * cgraphunit.c (INSNS_PER_CALL): Remove.
6221 * tree-ssa-forwprop.c (vars,
6222 record_single_argument_cond_exprs,
6223 substitute_single_use_vars): Remove.
6224 (forward_propagate_into_cond_1, forward_propagate_into_cond):
6226 (tree_ssa_forward_propagate_single_use_vars): Call
6227 forward_propagate_into_cond for each COND_EXPR.
6229 * tree-inline.c (INSNS_PER_STMT): Remove.
6231 2005-04-12 Richard Henderson <rth@redhat.com>
6233 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
6234 (ix86_expand_sse_fp_minmax): ... from ...
6235 (ix86_expand_fp_movcc): ... here.
6236 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
6237 * config/i386/i386-protos.h: Update.
6238 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
6239 (sse_setccsf, sse_setccdf): Allow before reload.
6240 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
6241 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
6242 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
6243 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
6244 (anddf3, nanddf3, iordf3, xordf3): New.
6246 2005-04-12 Jeff Law <law@redhat.com>
6248 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
6249 (tree-ssa-uncprop.o): Add dependencies.
6250 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
6251 * tree-flow.h (remove_useless_stmts): Remove prototype.
6252 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
6253 remove_useless_stmts.
6254 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
6255 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
6256 * tree-pass.h (pass_uncprop): Declare.
6257 * tree-ssa-uncprop.c: New file.
6259 2005-04-12 James E. Wilson <wilson@specifixinc.com>
6262 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
6264 2005-04-12 Caroline Tice <ctice@apple.com>
6266 Temporary fix for partitioning problems.
6267 * passes.c (rest_of_handle_final): Remove code that
6268 frees unlikely_text_section_name,
6269 * varasm.c (assemble_start_function): Test for partitioning
6270 flag before writing out section labels.
6271 (assemble_end_function): Test for partitioning flag before
6272 writing out section labels.
6274 2005-04-12 Steven Bosscher <stevenb@suse.de>
6275 Stuart Hastings <stuart@apple.com>
6276 Jan Hubicka <jh@suse.cz>
6278 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
6279 references to gt-tree-cfg.h.
6280 * basic-block.h (struct basic_block_def): Don't skip rbi
6281 for garbage collection.
6282 (struct reorder_block_def): Make GTY-able.
6283 (struct control_flow_graph): New structure.
6284 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
6285 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
6286 but instead defines to the control_flow_graph for cfun.
6287 (label_to_block_map): New define, points to the label map of
6288 the control_flow_graph for cfun.
6289 (n_edges_for_function, n_basic_blocks_for_function,
6290 last_basic_block_for_function, basic_block_info_for_function,
6291 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
6292 basic_block_info_for_function, label_to_block_map_for_function):
6293 Counterparts for the above, taking a struct function as an extra
6295 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
6296 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
6297 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
6298 (alloc_rbi_pool, free_rbi_pool): Remove.
6299 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
6300 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
6302 (cfg_layout_finalize) ... and don't free it here.
6303 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
6305 * flow.c (free_basic_block_vars): Set label_to_block_map and
6306 n_edges to zero too.
6307 * function.h (struct function): Add cfg field.
6308 * function.c (allocate_struct_function): Allocate the cfg.
6309 * tree-cfg.c (label_to_block_map): Remove.
6310 (build_tree_cfg): Don't allocate the rbi pool here...
6311 (delete_tree_cfg_annotations): ...and don't free it here.
6312 Also don't nullify label_to_block_map for cfun.
6314 2005-04-12 Caroline Tice <ctice@apple.com>
6316 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6317 Revert my patch from April 9.
6318 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
6319 (reorder_basic_blocks): Revert my patch from April 9.
6320 (insert_section_boundary_note): Revert my patch from April 9.
6321 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
6322 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
6323 (COLD_END_LABEL): Revert my patch from April 9.
6324 (cold_text_section_label): Revert my patch from April 9.
6325 (cold_end_label): Revert my patch from April 9.
6326 (dwarf2out_switch_text_section): Revert my patch from April 9.
6327 (output_aranges): Revert my patch from April 9.
6328 (output_ranges): Revert my patch from April 9.
6329 (output_line_info): Revert my patch from April 9.
6330 (add_location_or_const_value_attribute): Revert my patch from April 9.
6331 (dwarf2out_var_location): Revert my patch from April 9.
6332 (dwarf2out_init): Revert my patch from April 9.
6333 (dwarf2out_finish): Revert my patch from April 9.
6334 * function.h (struct function): Revert my patch from April 9.
6335 * opts.c (decode_options): Revert my patch from April 9.
6336 * output.h (unlikely_section_label, hot_section_label,
6337 hot_section_end_label, cold_section_end_label,
6338 unlikely_text_section_name): Revert my patch from April 9.
6339 * passes.c (rest_of_handle_final): Revert my patch from April 9.
6340 * varasm.c (unlikely_section_label, hot_section_label,
6341 hot_section_end_label, cold_section_end_label,
6342 unlikely_text_section_name): Revert my patch from April 9.
6343 (initialize_cold_section_name): Revert my patch from April 9.
6344 (unlikely_text_section): Revert my patch from April 9.
6345 (in_unlikely_text_section): Revert my patch from April 9.
6346 (named_section): Revert my patch from April 9.
6347 (function_section): Revert my patch from April 9.
6348 (current_function_section): Revert my patch from April 9.
6349 (assemble_start_function): Revert my patch from April 9.
6350 (assemble_end_function): Revert my patch from April 9.
6351 (default_section_type_flags_1): Revert my patch from April 9.
6353 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6355 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
6356 * config/sparc/sparc.md (untyped_call): Save the registers manually.
6358 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
6360 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
6363 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
6364 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
6366 2004-04-12 Richard Henderson <rth@redhat.com>
6368 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
6369 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
6370 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
6371 (UNSPEC_*, UNSPECV_*): Renumber.
6373 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
6376 From Richard Henderson <rth@redhat.com>:
6377 * tree-mudflap.c (mf_build_check_statement_for): Correct block
6380 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
6382 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
6384 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
6386 * config/bfin/bfin.c (bfin_library_id_string): Remove.
6387 (bfin_library_id): New variable.
6388 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
6389 instead of bfin_library_id_string.
6390 (bfin_handle_option): New function.
6391 (override_options): Remove most code to deal with shared library IDs,
6392 just check they aren't used without -mid-shared-library.
6393 (TARGET_HANDLE_OPTION): Define.
6394 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
6395 * config/bfin/bfin.opt (mshared-library-id=): New.
6397 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
6399 * tree-vect-transform.c: Fix comment typos.
6401 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
6403 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
6404 split critical edges when not possible/profitable.
6406 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
6408 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
6409 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
6410 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
6411 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
6412 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
6413 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
6414 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
6415 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
6417 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
6418 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6419 * config/ns32k/ns32k.opt: New file.
6421 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
6423 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
6424 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
6425 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
6426 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
6427 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
6428 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
6429 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
6430 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
6431 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
6432 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
6433 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
6434 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
6435 (MASK_COLDFIRE): Formatting fixes.
6436 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
6437 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
6438 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
6439 "_current_shared_library_a5_offset_".
6440 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6441 (MASK_ALL_CPU_BITS): New macro.
6442 (m68k_handle_option): New function.
6443 (override_options): Remove handling of m68k_library_id_string.
6444 * config/m68k/m68k.opt: New file.
6445 * config/m68k/ieee.opt: New file.
6447 2005-04-11 Mark Mitchell <mark@codesourcery.com>
6449 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6450 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
6451 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6452 (TARGET_CXX): Adjust accordingly.
6453 * target.h (struct gcc_target): Remove epxort_class_data. Add
6454 determine_class_data_visibility and class_data_always_comdat.
6455 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6456 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
6457 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6458 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
6459 (arm_cxx_determine_class_data_visibility): New.
6460 (arm_cxx_class_data_always_comdat): Likewise.
6461 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
6462 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
6463 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
6464 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
6465 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
6468 2005-04-11 Devang Patel <dpatel@apple.com>
6470 * tree-data-ref.c (build_classic_dist_vector,
6471 compute_subscript_distance): Make externally visible.
6472 * tree-data-ref.h (build_classic_dist_vector,
6473 compute_subscript_distance): Same.
6474 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
6475 Check distance vector against vectorization factor.
6476 (vect_analyze_loop): Determine vectorizaion factor before
6477 analyzing data dependences.
6478 * tree-vectorizer.c (loops_num): Make it externally visible and
6480 * tree-vectorizer.c (vect_loops_num): ... new name.
6481 * tree-vectorizer.h (vect_loops_num): New.
6483 2005-04-11 Devang Patel <dpatel@apple.com>
6485 * tree-vect-analyze.c (vect_analyze_operations): Check
6486 vectorizable codition.
6487 * tree-vect-transform.c (vect_is_simple_cond): New function.
6488 (vectorizable_condition): New function.
6489 (vect_transform_stmt): Handle condition_vec_info_type.
6490 * tree-vectorizer.h (enum stmt_vec_info_type): Add
6491 condition_vec_info_type.
6492 (vectorizable_condition): New.
6494 2005-04-11 Geoffrey Keating <geoffk@apple.com>
6496 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
6497 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
6498 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
6500 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
6501 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
6503 * dwarf2out.c (output_line_info): Don't try to dereference
6504 a NULL current_function_decl.
6506 * config/t-slibgcc-darwin: Don't put shared libraries in
6507 directories other than $(slibdir).
6508 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
6511 2005-04-11 Diego Novillo <dnovillo@redhat.com>
6513 PR tree-optimization/20933
6514 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
6515 logic to reject aliases between read-only and writable
6517 (may_alias_p): ... here.
6518 (get_tmt_for): Do not associate read-only tags to pointers
6519 whose pointed-to type is not read-only.
6520 * tree-ssa.c (verify_ssa): Check that memory stores have at
6521 least one V_MAY_DEF or V_MUST_DEF.
6523 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6526 * configure.ac (gcc_UNLOCKED_FUNCS): New.
6527 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
6528 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
6529 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
6531 (fwrite_unlocked): Fix prototype.
6533 * configure, config.in: Regenerate.
6535 2005-04-11 David Edelsohn <edelsohn@gnu.org>
6537 * tree-ssa-loop-im.c: Include real.h.
6538 (determine_invariantness_stmt): If real division divisor is
6539 invariant and flag_unsafe_math_optimizations enabled, generate
6540 invariant reciprocal for hoisting.
6541 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
6543 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
6545 Fix PR tree-optimization/20926
6547 * tree-ssa-alias.c (add_type_alias): Handle subvars.
6549 2005-04-11 Devang Patel <dpatel@apple.com>
6551 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
6554 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
6556 * fold-const.c (fold_binary_op_with_conditional_arg):
6557 use fold_buildN instead of "fold (buildN" in some
6559 (fold_unary): Likewise.
6560 (fold_binary): Likewise.
6562 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
6564 Fix PR tree-optimization/20612
6565 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
6567 (perfect_nestify): preheaderbb is *not* part of loop of the
6570 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
6572 * tree-ssa-alias.c (may_alias_p): If the variable
6573 is a global variable and the pointer is parameter
6574 and -fargument-noalias-global is used, then
6575 the pointer cannot alias the variable.
6577 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
6579 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
6580 * config/sparc/sparc.h: Likewise.
6581 * config/sparc/sparc.md: Likewise.
6583 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
6585 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
6587 * tree-vrp.c: Fix a comment typo.
6589 2005-04-11 Diego Novillo <dnovillo@redhat.com>
6591 PR tree-optimization/20920
6592 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
6593 SSA_NAME flows through an abnormal edge.
6594 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
6595 through abnormal edges.
6596 (maybe_add_assert_expr): Likewise.
6598 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
6600 * config/s390/s390.h (s390_tune_string, s390_arch_string)
6601 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
6602 (s390_stack_size_string, s390_stack_guard_string, target_flags)
6603 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
6604 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
6605 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
6606 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
6607 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
6608 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
6609 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
6610 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6611 (TARGET_HANDLE_OPTION): Likewise.
6612 (s390_tune): Initialize to PROCESSOR_max.
6613 (s390_arch_string): Make static.
6614 (s390_tune_string, s390_warn_framesize_string): Delete.
6615 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
6616 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
6617 (s390_handle_arch_option, s390_handle_option): New functions.
6618 (override_options): Remove parsing of option strings.
6619 * config/s390/s390.opt: New file.
6621 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
6623 * tree-complex.c (expand_vector_operations): Call
6624 update_stmt_if_modified.
6626 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
6628 * tree-vect-analyze (vect_determine_vectorization_factor):
6629 Do not use GET_MODE_NUNITS.
6630 * tree-vect-transform.c (vect_get_vec_def_for_operand,
6631 (vectorizable_load, vect_transform_loop): Likewise.
6633 2005-04-11 Uros Bizjak <uros@kss-loka.si>
6635 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
6636 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
6637 * optabs.h (enum optab_index): Add new OTI_lceil.
6638 (lceil_optab): Define corresponding macro.
6639 * optabs.c (init_optabs): Initialize lceil_optab.
6640 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
6641 and lceildi2 patterns.
6642 * builtins.c (expand_builtin_int_roundingfn): Handle
6643 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
6644 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
6645 BUILT_IN_LLCEIL{,F,L}.
6646 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
6647 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
6648 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
6649 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
6650 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
6651 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
6652 into lceil built-in function and (long long int)ceil{,f,l} into
6653 llceil built-in function.
6654 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
6657 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6659 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
6662 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
6664 * config/arm/arm.c: Fix a comment typo.
6665 * doc/tree-ssa.texi: Fix a typo.
6667 2005-04-10 Steven Bosscher <stevenb@suse.de>
6669 * cselib.c (clear_table): Rename to cselib_clear_table.
6670 * cselib.h (cselib_clear_table): Add prototype.
6671 * gcse.c (gcse_main): Make 'f' argument unused.
6672 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
6673 of each basic block instead.
6674 (compute_sets, compute_hash_table_work): Likewise.
6675 (constprop_register): Change int 'alter_jumps' argument to bool.
6676 (do_local_cprop): Likewise.
6677 (local_cprop_pass): Likewise. Also walk basic blocks instead of
6678 the insn chain. Explicitly clear the cselib tables after finishing
6679 one basic block. Make sure there are no unterminated libcall blocks.
6680 Update compute_sets call.
6681 (cprop): Walk basic blocks instead of the insn chain.
6682 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
6684 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
6685 one_cprop_pass calls.
6687 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
6689 * combine.c (combine_simplify_rtx): Remove a transformation that
6690 relies on an invalid assumption about rtl sign-extension semantics.
6692 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
6694 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
6695 to build_int_cst_wide.
6697 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
6700 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
6701 set the original address pseudo to the correct value before the
6702 original insn, if possible, and leave the insn alone, otherwise
6703 create a new pseudo, set it and replace it in the insn.
6704 * recog.c (validate_change_maybe_volatile): New.
6705 * recog.h (validate_change_maybe_volatile): Declare.
6707 2005-04-09 Caroline Tice <ctice@apple.com>
6709 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6710 Remove targetm.have_named_sections test.
6711 (fix_edges_for_rarely_executed_code): Likewise.
6712 (insert_section_boundary_note): Likewise.
6713 (reorder_basic_blocks): Check partitioning flag before calling
6714 verify_hot_cold_block_grouping.
6715 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6716 the function struct rather than global variables.
6717 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6718 (COLD_END_LABEL): Likewise
6719 (cold_text_section_label): New static global variable.
6720 (cold_end_label): Likewise.
6721 (dwarf2out_switch_text_section): Get hot/cold section labels from
6722 the function struct rather than global variables.
6723 (output_aranges): Use cold_text_section_label and cold_end_label;
6724 check partitioning flag before putting out delta.
6725 (output_ranges): Remove incorrect code attempting to use
6727 (output_line_info): Get cold section label from function struct.
6728 (add_location_or_const_value_attribute): Likewise.
6729 (get_subprogram_die): Get hot/cold section labels from function struct.
6730 (dwarf2out_var_location): Likewise.
6731 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6732 write out cold_text_section_label if partition flag is set.
6733 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6734 * function.h (struct function): Add new fields to point to hot/cold
6735 section labels: hot_section_label, cold_section_label,
6736 hot_section_end_label and cold_section_end_label; also add new field
6737 for cold text section name, unlikely_text_section_name.
6738 * opts.c (decode_options): Turn off partitioning flag if
6739 !targetm.have_named_sections.
6740 * output.h (hot_section_label): Remove.
6741 (hot_section_end_label): Remove.
6742 (cold_section_end_label): Remove.
6743 (unlikely_section_label): Remove.
6744 (unlikely_text_section_name): Remove.
6745 * passes.c (rest_of_handle_final): Remove code that frees
6746 unlikely_text_section_name.
6747 * varasm.c (unlikely_section_label): Remove.
6748 (hot_section_label): Remove.
6749 (hot_section_end_label): Remove.
6750 (cold_section_end_label): Remove.
6751 (unlikely_text_section_name): Remove.
6752 (initialize_cold_section_name): Modify to call
6753 targetm.strip_name_encoding; to store cold section name in current
6754 function struct, if it exists; and to only use the decl_section_name
6755 if flag_named_sections is true.
6756 (unlikely_text_section): Modify to get section name out of current
6757 function struct, if there is one; otherwise build it from
6758 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6759 (in_unlikely_text_section): Likewise.
6760 (named_section): Modify to get/put cold section name in current function
6761 struct, if there is one.
6762 (function_section): Change 'bool unlikely' to 'int reloc'; check
6763 targetm.have_named_sections before calling named_section.
6764 (current_function_section): Likewise.
6765 (assemble_start_function): Modify to get/put unlikely_text_section_name
6766 in current function struct; modify to get hot/cold section labels
6767 from function struct; initialize labels using
6768 ASM_GENERATE_INTERNAL_LABEL;
6769 test partitioning flag before writing out hot section label.
6770 (assemble_end_function): Test partitioning flag before writing out
6771 hot/cold section labels.
6772 (default_section_type_flags_1): Modify to use array instead of
6773 char* for unlikely_text_section_name; set flags correctly for
6774 cold text section if there is not a current function decl.
6776 2005-04-09 Jakub Jelinek <jakub@redhat.com>
6778 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6779 and TI_VA_LIST_FPR_COUNTER_FIELD.
6780 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6781 * tree-pass.h (pass_stdarg): Add.
6782 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6783 * tree-stdarg.c: New file.
6784 * tree-stdarg.h: New file.
6785 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6786 (tree-stdarg.o): Add dependencies.
6787 * function.h (struct function): Add va_list_gpr_size and
6788 va_list_fpr_size fields.
6789 * function.c (allocate_struct_function): Initialize them.
6790 * target.h (struct gcc_target): Add stdarg_optimize_hook.
6791 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
6792 (TARGET_INITIALIZER): Add it.
6794 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6795 va_list_{g,f}pr_counter_field.
6796 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6797 area will not be used. Only save registers that tree-stdarg.c
6798 detected they need saving.
6799 (ix86_va_start): Don't set up fields that won't be used.
6801 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6802 va_list_{g,f}pr_counter_field.
6803 (setup_incoming_varargs): Don't do anything if reg_save
6804 area will not be used. Only save registers that tree-stdarg.c
6805 detected they need saving.
6806 (rs6000_va_start): Don't set up fields that won't be used.
6808 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
6809 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
6810 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
6811 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
6813 2005-04-09 Jakub Jelinek <jakub@redhat.com>
6816 * config/i386/i386.c (construct_container): Pass empty aligned
6817 struct, union or class in memory.
6819 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
6821 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
6822 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
6823 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
6824 config/rs6000/predicates.md: Fix comment typos.
6826 * sched-int.h (haifa_insn_data): Remove blockage and units.
6827 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
6828 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
6829 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
6831 2005-04-09 Jan Hubicka <jh@suse.cz>
6832 Steven Bosscher <stevenb@suse.de>
6834 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
6835 * cfgloop.c (get_loop_exit_edges): Likewise.
6836 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
6838 * loop-unroll.c (analyze_insns_in_loop): Likewise.
6839 * tree-cfg.c (dump_cfg_status): Likewise.
6841 2005-04-09 David Edelsohn <edelsohn@gnu.org>
6843 * config/rs6000/predicates.md (altivec_register_operand): Remove
6844 redundant match_code test.
6845 (gpc_reg_operand): Same.
6846 (cc_reg_operand): Same.
6847 (cc_reg_not_cr0_operand): Same.
6849 2005-04-09 Jan Hubicka <jh@suse.cz>
6851 Forgotten hunk from my last merge patch:
6852 * final.c (output_addr_const): Do not call mark_referenced.
6854 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
6856 * doc/tree-ssa.texi: Add immediate use documentation.
6858 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
6860 * arm.c (FL_WBUF): Define.
6861 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
6862 (arm_is_6_or_7): Delete.
6863 (arm_tune_wbuf): New.
6864 (arm_override_options): Set arm_tune_wbuf.
6865 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
6866 (arm_is_6_or_7): Delete declaration.
6867 (arm_tune_wbuf): New declartion.
6868 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
6869 (model_wbuf): Derive from arm_tune_wbuf.
6870 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
6871 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
6872 (arm740t): Mark CPUs as having a write buffer.
6874 2005-04-09 Uros Bizjak <uros@kss-loka.si>
6876 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
6877 of 'const_double_operand' in operand 2 constraints. Update enable
6880 2005-04-09 Uros Bizjak <uros@kss-loka.si>
6882 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
6883 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
6884 * optabs.h (enum optab_index): Add new OTI_lfloor.
6885 (lfloor_optab): Define corresponding macro.
6886 * optabs.c (init_optabs): Initialize lfloor_optab.
6887 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
6888 and lfloordi2 patterns.
6889 * builtins.c (expand_builtin_int_roundingfn): New prototype.
6890 (expand_builtin_int_roundingfn): New function.
6891 (fold_builtin_int_roundingfn): New prototype.
6892 (fold_builtin_int_roundingfn): New function, renamed from
6893 fold_builtin_lround.
6894 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
6895 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
6896 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
6897 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
6898 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
6899 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
6900 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
6901 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
6902 into lfloor built-in function and (long long int)floor{,f,l} into
6903 llfloor built-in function.
6904 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
6907 2005-04-08 Ian Lance Taylor <ian@airs.com>
6909 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
6910 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
6911 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
6912 (DO_COND, DO_BODY): Likewise.
6913 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
6914 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
6915 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
6916 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
6917 (build_continue_stmt, build_break_stmt): Don't declare.
6918 (c_do_switch_warnings): Update declaration.
6919 * c-gimplify.c (enum bc_t): Remove.
6920 (struct c_gimplify_ctx, ctxp): Remove.
6921 (push_context, pop_context): Remove static functions.
6922 (c_genericize): Don't call push_context or pop_context.
6923 (begin_bc_block, finish_bc_block): Remove static functions.
6924 (build_bc_goto): Likewise.
6925 (gimplify_c_loop): Likewise.
6926 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
6927 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
6928 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
6929 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
6930 * c-common.c (c_do_switch_warnings): Rename from
6931 c_do_switch_warnings_1.
6932 (c_do_switch_warnings) [old version]: Remove.
6933 (c_do_switch_expr_warnings): Remove.
6934 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
6935 function instead of c_do_switch_expr_warnings.
6936 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
6937 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
6938 * c-pretty-print.c (pp_c_statement): Likewise.
6939 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
6941 2005-04-08 Devang Patel <dpatel@apple.com>
6943 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
6944 While selecting replacement condition pay attention to loop header.
6946 2005-04-08 Diego Novillo <dnovillo@redhat.com>
6948 Merge from tree-cleanup-branch: VRP, store CCP, store
6949 copy-prop, incremental SSA updating of FUD chains and
6950 newly exposed symbols.
6952 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
6953 (OBJS-common): Add tree-vrp.o.
6954 (tree-vrp.o): New rule.
6955 * basic-block.h (nearest_common_dominator_for_set): Declare.
6956 * common.opt (ftree-store-ccp): New flag.
6957 (ftree-copy-prop): New flag.
6958 (ftree-vrp): New flag.
6959 (ftree-store-copy-prop): New flag.
6960 * dominance.c (nearest_common_dominator_for_set): New.
6961 * domwalk.c (walk_dominator_tree): Only traverse
6962 statements in blocks marked in walk_data->interesting_blocks.
6963 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
6964 * fold-const.c (fold): Handle ASSERT_EXPR.
6965 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
6966 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
6967 flag_tree_vrp at -O2.
6968 * timevar.def (TV_TREE_VRP): Define.
6969 (TV_TREE_COPY_PROP): Define.
6970 (TV_TREE_STORE_COPY_PROP): Define.
6971 (TV_TREE_SSA_INCREMENTAL): Define.
6972 (TV_TREE_STORE_CCP): Define.
6973 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
6974 to kill_redundant_phi_nodes from comment.
6975 (verify_expr): Handle ASSERT_EXPR.
6976 * tree-dfa.c (mark_new_vars_to_rename): Remove second
6977 argument. Update all users.
6978 (mark_call_clobbered_vars_to_rename): Remove. Update all
6980 * tree-flow-inline.h (unmodifiable_var_p): New.
6981 * tree-flow.h (enum value_range_type): Declare.
6982 (struct value_range_def): Declare.
6983 (value_range): Declare.
6984 (remove_all_phi_nodes_for): Remove. Update all users.
6985 (find_phi_node_for): Declare.
6986 (add_type_alias): Declare.
6987 (count_uses_and_derefs): Declare.
6988 (kill_redundant_phi_nodes): Remove.
6989 (rewrite_into_ssa): Remove.
6990 (rewrite_def_def_chains): Remove.
6991 (update_ssa, register_new_name_mapping, create_new_def_for,
6992 need_ssa_update_p, name_registered_for_update_p,
6993 release_ssa_name_after_update_ssa, dump_repl_tbl,
6994 debug_repl_tbl, dump_names_replaced_by,
6995 debug_names_replaced_by, mark_sym_for_renaming,
6996 mark_set_for_renaming, get_current_def, set_current_def,
6997 get_value_range, dump_value_range, debug_value_range,
6998 dump_all_value_ranges, debug_all_value_ranges,
6999 expr_computes_nonzero, loop_depth_of_name,
7000 unmodifiable_var_p): Declare.
7001 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
7003 * tree-into-ssa.c (block_defs_stack): Update comment.
7004 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
7005 syms_to_rename, names_to_release, repl_tbl,
7006 need_to_initialize_update_ssa_p, need_to_update_vops_p,
7007 need_to_replace_names_p): New locals.
7008 (NAME_SETS_GROWTH_FACTOR): Define.
7009 (struct repl_map_d): Declare.
7010 (struct mark_def_sites_global_data): Add field
7012 (enum rewrite_mode): Declare.
7013 (REGISTER_DEFS_IN_THIS_STMT): Define.
7014 (compute_global_livein): Use last_basic_block instead of
7016 (set_def_block): Remove last argument. Update all callers.
7017 (prepare_use_operand_for_rename): Remove. Update all callers.
7018 (prepare_def_operand_for_rename): Remove. Update all callers.
7019 (symbol_marked_for_renaming): New.
7022 (repl_map_hash): New.
7024 (repl_map_free): New.
7025 (names_replaced_by): New.
7026 (add_to_repl_tbl): New.
7027 (add_new_name_mapping): New.
7028 (mark_def_sites): Assume that all the operands in the
7029 statement are in normal form.
7030 (find_idf): Assert that the block in the stack is valid.
7031 (get_default_def_for): New.
7032 (insert_phi_nodes_for): Add new argument 'update_p'.
7034 If update_p is true, add a new mapping between the LHS of
7035 each new PHI and the name that it replaces.
7036 (insert_phi_nodes_1): Only call find_idf if needed.
7037 (get_reaching_def): Call get_default_def_for.
7038 (rewrite_operand): Remove.
7039 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
7040 and REWRITE_THIS_STMT are false.
7041 Assume that all the operands in the statement are in
7043 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
7044 (rewrite_virtual_phi_arguments): Remove.
7045 (invalidate_name_tags): Remove.
7046 (register_new_update_single, register_new_update_set,
7047 rewrite_update_init_block, replace_use,
7048 rewrite_update_fini_block, rewrite_update_stmt,
7049 rewrite_update_phi_arguments): New.
7050 rewrite_blocks): Remove argument 'fix_virtual_phis'.
7051 Add arguments 'entry', 'what' and 'blocks'.
7052 Initialize the dominator walker according to 'what' and
7054 Start the dominator walk at 'entry'.
7055 (mark_def_site_blocks): Add argument 'interesting_blocks'.
7056 Use it to configure the dominator walker.
7057 (rewrite_into_ssa): Remove argument 'all'.
7059 (rewrite_all_into_ssa): Remove.
7060 (rewrite_def_def_chains): Remove.
7061 (mark_def_interesting, mark_use_interesting,
7062 prepare_phi_args_for_update, prepare_block_for_update,
7063 prepare_def_site_for, prepare_def_sites,
7064 dump_names_replaced_by, debug_names_replaced_by,
7065 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
7066 delete_update_ssa, create_new_def_for,
7067 register_new_name_mapping, mark_sym_for_renaming,
7068 mark_set_for_renaming, need_ssa_update_p,
7069 name_registered_for_update_p, ssa_names_to_replace,
7070 release_ssa_name_after_update_ssa,
7071 insert_updated_phi_nodes_for, update_ssa): New.
7072 * tree-loop-linear.c (linear_transform_loops): Call
7073 update_ssa instead of rewrite_into_ssa.
7074 * tree-optimize.c (vars_to_rename): Remove.
7076 (init_tree_optimization_passes): Replace
7077 pass_redundant_phi with pass_copy_prop.
7079 Replace pass_ccp with pass_store_ccp.
7080 Add pass_store_copy_prop after pass_store_ccp.
7081 (execute_todo): If the TODO_ flags don't include updating
7082 the SSA form, assert that it does not need to be updated.
7083 Call update_ssa instead of rewrite_into_ssa and
7084 rewrite_def_def_chains.
7085 If TODO_verify_loops is set, call verify_loop_closed_ssa.
7086 (tree_rest_of_compilation):
7087 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
7088 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
7089 TODO_cleanup_cfg): Renumber.
7090 (TODO_verify_loops, TODO_update_ssa,
7091 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7092 TODO_update_ssa_only_virtuals): Define.
7093 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
7095 * tree-phinodes.c (make_phi_node): Update documentation.
7096 (remove_all_phi_nodes_for): Remove.
7097 (find_phi_node_for): New.
7098 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
7099 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
7100 (interpret_rhs_modify_expr): Likewise.
7101 * tree-sra.c (decide_instantiations): Mark all symbols in
7102 SRA_CANDIDATES for renaming.
7103 (mark_all_v_defs_1): Rename from mark_all_v_defs.
7104 (mark_all_v_defs): New function. Update all users to call it
7105 with the whole list of scalarized statements, not just the
7107 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
7108 (compute_flow_insensitive_aliasing): If the tag is
7109 unmodifiable and the variable isn't or vice-versa, don't
7110 make them alias of each other.
7111 (setup_pointers_and_addressables): If the type tag for
7112 VAR is about to change, mark the old one for renaming.
7113 (add_type_alias): New.
7114 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
7115 (ccp_lattice_t): Rename from latticevalue.
7116 (value): Remove. Update all users.
7117 (const_val): New local variable.
7118 (do_store_ccp): New local variable.
7119 (dump_lattice_value): Handle UNINITIALIZED.
7120 (debug_lattice_value): New.
7121 (get_default_value): Re-write.
7122 (set_lattice_value): Re-write.
7123 (def_to_varying): Remove. Update all users.
7124 (likely_value): Return VARYING for statements that make
7125 stores when STORE_CCP is false.
7126 Return VARYING for any statement other than MODIFY_EXPR,
7127 COND_EXPR and SWITCH_EXPR.
7128 (ccp_initialize): Re-write.
7129 (replace_uses_in, replace_vuse_in, substitute_and_fold):
7130 Move to tree-ssa-propagate.c.
7131 (ccp_lattice_meet): Handle memory stores when
7132 DO_STORE_CCP is true.
7133 (ccp_visit_phi_node): Likewise.
7134 (ccp_fold): Likewise.
7135 (evaluate_stmt): Likewise.
7136 (visit_assignment): Likewise.
7137 (ccp_visit_stmt): Likewise.
7138 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
7142 (do_ssa_store_ccp): New.
7143 (gate_store_ccp): New.
7144 (pass_store_ccp): Declare.
7145 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
7146 (may_propagate_copy): Reformat.
7147 Don't abort if ORIG is a virtual and DEST isn't.
7148 If NEW does not have alias information but DEST does,
7150 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
7151 copy_prop_kind, which_copy_prop): Declare.
7152 (stmt_may_generate_copy, get_copy_of_val,
7153 get_last_copy_of, set_copy_of_val, dump_copy_of,
7154 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
7155 copy_prop_visit_stmt, copy_prop_visit_phi_node,
7156 init_copy_prop, fini_copy_prop, execute_copy_prop,
7157 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
7158 store_copy_prop): New.
7159 (pass_copy_prop, pass_store_copy_prop): Declare.
7160 * tree-ssa-dom.c (struct opt_stats_d): Add fields
7161 'num_const_prop' and 'num_copy_prop'.
7162 (cprop_operand): Update them.
7163 (dump_dominator_optimization_stats): Dump them.
7164 (tree_ssa_dominator_optimize): Call update_ssa instead of
7166 (loop_depth_of_name): Declare extern.
7167 (simplify_cond_and_lookup_avail_expr): Guard against NULL
7168 values for LOW or HIGH.
7169 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
7170 (record_equivalences_from_stmt): Call expr_computes_nonzero.
7171 (cprop_operand): Only propagate if VAL != OP.
7172 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
7173 statement for renaming.
7174 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
7175 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
7176 add_type_alias if necessary.
7177 Call mark_new_vars_to_rename.
7178 (tree_ssa_iv_optimize): If new symbols need to be renamed,
7179 mark every statement updated, call update_ssa and
7180 rewrite_into_loop_closed_ssa.
7181 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
7182 from LIVEIN if VAR is a virtual.
7183 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
7184 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
7185 (get_call_expr_operands): Reformat statement.
7186 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
7188 * tree-ssa-propagate.c (ssa_prop_init): Initialize
7189 SSA_NAME_VALUE for every name.
7190 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7191 get_value_loaded_by): New.
7192 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
7193 substitute_and_fold): Move from tree-ssa-ccp.c.
7194 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
7195 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
7196 get_value_loaded_by, replace_uses_in, substitute_and_fold):
7198 * tree-ssa.c (verify_use): Fix error message.
7199 (propagate_into_addr, replace_immediate_uses, get_eq_name,
7200 check_phi_redundancy, kill_redundant_phi_nodes,
7201 pass_redundant_phi): Remove. Update all users.
7202 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7203 add_type_alias, if necessary.
7204 * tree-vectorizer.h (struct _stmt_vect_info): Update
7205 documentation for field 'memtag'.
7206 * tree-vrp.c: New file.
7207 * tree.def (ASSERT_EXPR): Define.
7208 * tree.h (ASSERT_EXPR_VAR): Define.
7209 (ASSERT_EXPR_COND): Define.
7210 (SSA_NAME_VALUE_RANGE): Define.
7211 (struct tree_ssa_name): Add field 'value_range'.
7212 (PHI_REWRITTEN): Remove.
7213 (struct tree_phi_node): Remove field 'rewritten'.
7214 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
7215 -ftree-store-copy-prop): Document.
7216 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
7217 Document usage of update_ssa.
7219 2005-04-08 David Edelsohn <edelsohn@gnu.org>
7222 * config/rs6000/predicates.md (altivec_register_operand): Accept
7224 (and64_operand): Do not limit CONST_INT to mask64_operand.
7225 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
7226 (and_operand): Do not limit CONST_INT to mask_operand.
7228 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
7230 PR rtl-optimization/20466
7231 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
7232 for overlap of the address of each list member.
7233 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
7235 2005-04-08 Mike Stump <mrs@apple.com>
7237 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
7239 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
7242 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7244 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
7246 * function.c (push_function_context_to): Don't set
7248 * function.h (function): Remove contains_functions.
7249 (current_function_contains_functions): Remove.
7251 * function.h (function): Remove instrument_entry_exit.
7252 (current_function_instrument_entry_exit): Remove.
7254 * function.h (nonlocal_labels): Remove.
7256 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
7258 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
7259 (check_attr_value, write_attr_get, write_expr_attr_cache,
7260 find_attr, make_internal_attr): Don't reference negative_ok or
7262 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
7263 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
7264 (ATTR_STATIC): Adjust the value.
7266 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
7268 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
7270 * config/s390/tpf.h (ASM_SPEC): Define.
7272 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
7274 * tree-flow.h: Remove the prototype for
7275 redirect_immediate_uses.
7276 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
7278 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
7280 * arm.c (arm_const_double_by_parts): New function.
7281 * arm-protos.h (arm_const_double_by_parts): Add prototype.
7282 * arm.md (define_split for 64-bit constants): Add another one.
7284 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
7286 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
7288 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7290 * system.h: Revert last change.
7292 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
7294 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
7295 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
7296 (TARGET_SWITCHES): Delete.
7297 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7298 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
7299 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
7300 * config/xtensa/xtensa.opt: New file.
7302 2005-04-08 Ben Elliston <bje@au.ibm.com>
7304 * config/fp-bit.c: Include L_mul_tf in #endif comment.
7305 * config/fp-bit.h: Tidy comments.
7307 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7309 * system.h: Poison PARAMS.
7311 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
7313 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
7314 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
7315 (TARGET_SWITCHES): Delete.
7316 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7317 * config/vax/vax.opt: New file.
7319 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
7321 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
7323 2005-04-07 Ian Lance Taylor <ian@airs.com>
7325 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
7327 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
7328 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
7331 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
7333 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
7334 all immediate uses in PHI nodes.
7336 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
7338 * arm.c (arm_const_double_inline_cost): Handle any constant by
7339 using gen_lowpart and gen_highpart_mode.
7340 (note_invalid_constants): All constants in an RTX with a constraint
7341 that permits memory are now pushed to the constant pool.
7342 (output_move_double): Delete code to handle reg to reg and
7343 constant to reg moves.
7344 (const_double_needs_minipool, output_mov_immediate): Delete.
7345 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
7346 CONST_INT and CONST_VECTOR.
7347 * arm.md (ANY64): New mode macro.
7348 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
7349 (movdf_soft_insn): Split reg-reg and const-reg moves.
7350 (split patterns for 64-bit constant and register moves): New.
7351 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
7352 (cirrus_movdf_hard_insn): Likewise.
7353 * fpa.md (movdf_fpa): Likewise.
7354 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
7355 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
7357 (movv2si_internal_2): Likewise.
7358 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
7359 (movdf_vfp): Likewise.
7360 * arm-protos.h (output_mov_immediate): Delete prototype.
7362 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
7365 * simplify-rtx.c (simplify_unary_operation_1): Check
7366 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
7368 2005-04-06 James E Wilson <wilson@specifixinc.com>
7371 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
7374 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
7376 * coverage.h (GCOV_TYPE_NODE): Delete.
7377 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
7378 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
7379 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
7380 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
7381 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
7383 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
7386 * Makefile.in (gcc.pot): Remove options.c dependency.
7387 * optc-gen.awk: Don't quote help strings with N_().
7389 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
7391 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
7392 the function returns a pointer type.
7394 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
7396 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
7397 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
7398 * doc/invoke.texi: Documnet salias-max-implicit-fields.
7399 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
7400 explicit_uses members.
7401 (get_or_create_used_part_for): Initialize new fields.
7402 (fieldoff_compare): New function.
7403 (create_overlap_variables_for): Count number of fields, use
7404 heuristic to determine whether to create subvars for vars with
7406 Sort the field list by offset and avoid creating duplicate SFT's.
7408 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
7410 * c.opt (-F): Remove trailing whitespace from help string.
7411 (-finput-charset): Use a tab to separate the switch name and help
7413 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
7414 (-ftree-vectorizer-verbose): Likewise.
7416 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
7418 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
7419 a PHI argument where a use occurs instead of all PHI arguments.
7421 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
7423 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
7426 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
7428 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
7429 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
7430 config/bfin/bfin.h: Fix comment typos.
7432 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
7434 * doc/install.texi: Update the URL for Jacks.
7435 * doc/sourcebuild.texi: Likewise.
7437 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
7440 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
7441 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
7443 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
7445 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
7447 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
7449 * config/v850/v850-protos.h (override_options): Delete.
7450 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
7451 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
7452 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
7453 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
7454 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
7455 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
7456 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
7457 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
7458 (OVERRIDE_OPTIONS): Delete.
7459 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
7460 (small_memory_info): Remove the value field.
7461 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
7463 * config/v850/v850.c (small_memory): Remove the value field.
7464 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7465 (override_options): Delete.
7466 (v850_handle_memory_option, v850_handle_option): New functions.
7467 * config/v850/v850.opt: New file.
7469 2005-04-06 Geoffrey Keating <geoffk@apple.com>
7471 * config.host: Add a section for generic hosts, and a subsection
7472 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
7473 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
7474 * config/host-darwin.h: New.
7475 * config/x-darwin: New.
7476 * config/i386/host-i386-darwin.c: New.
7477 * config/i386/x-darwin: New.
7478 * config/rs6000/host-darwin.c: Include host-darwin.h.
7479 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
7480 (darwin_rs6000_gt_pch_use_address): Likewise.
7481 * config/rs6000/x-darwin: Change name of .o built, update
7482 dependencies for changes to rs6000/host-darwin.c.
7484 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7487 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
7489 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
7491 * tree-vect-analyze.c (vect_analyze_loop_form): Call
7492 split_loop_exit_edge instead of loop_split_edge_with.
7494 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
7496 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
7497 UNSPEC_SET_VSCR): New constants, used throughout.
7499 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
7501 (altivec_vspltis<VI_char>): ... this pattern, using
7502 a QImode const_int_operand for the immediate.
7503 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
7506 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7509 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
7511 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
7513 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
7515 2005-04-06 Ben Elliston <bje@au.ibm.com>
7517 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
7518 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
7519 macros as living in "this file" and not gcc.h.
7521 2005-04-06 Ben Elliston <bje@au.ibm.com>
7523 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
7524 -ftree-live_range_split. Perhaps renamed at some point?
7526 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7529 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
7530 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
7532 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7534 * tree-flow.h (number_of_iterations_cond): Declaration removed.
7535 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
7536 (number_of_iterations_special): New function.
7537 (number_of_iterations_exit): Use number_of_iterations_special.
7538 Use simplify_using_outer_evolutions only at -O3.
7539 (number_of_iterations_cond, tree_simplify_using_condition,
7540 simplify_using_initial_conditions, loop_niter_by_eval,
7541 compare_trees, can_count_iv_in_wider_type_bound,
7542 simplify_using_outer_evolutions): Use fold_build.
7544 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
7546 * doc/install.texi (Configuration): Document --with-java-home.
7548 2005-04-05 Richard Henderson <rth@redhat.com>
7552 * config/i386/i386.c (print_operand): Handle vector zeros.
7553 (ix86_split_to_parts): Handle CONST_VECTOR.
7554 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
7555 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
7556 what modes to tie for MMX and SSE registers.
7557 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
7558 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
7559 to vector modes as well.
7560 * config/i386/predicates.md (const0_operand): Handle VOIDmode
7561 properly as an input mode.
7563 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
7565 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
7567 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
7569 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
7571 2005-04-05 Jakub Jelinek <jakub@redhat.com>
7573 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
7574 and local functions, set sse_nregs to 8 and float_in_sse.
7575 (function_arg_advance, function_arg): If float_in_sse, pass
7576 SFmode and DFmode arguments in SSE registers.
7577 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
7579 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
7580 of -funit-at-a-time.
7582 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
7584 * config/i386/i386-protos.h (ix86_function_value): Accept two
7585 arguments, like the target macro.
7586 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
7587 * config/i386/i386.c (ix86_function_value): Accept the second
7588 argument of the target macro.
7589 (ix86_function_ok_for_sibcall): Pass a function pointer to
7590 ix86_function_value.
7591 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
7592 call to ix86_value_regno).
7593 (ix86_value_regno): Add support for returning floating point values
7596 2005-04-05 Jakub Jelinek <jakub@redhat.com>
7598 PR tree-optimization/20076
7599 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
7600 that call __builtin_return or __builtin_apply_args.
7602 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
7604 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
7605 Use immediate use iterator.
7606 (stmt_is_bumper_for_loop): Use immediate use iterator.
7607 * predict.c (strip_builtin_expect): Use update_stmt.
7608 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
7609 on all elements of a STATEMENT_LIST.
7610 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
7611 (bsi_remove): Remove imm_use links and mark the stmt as modified.
7612 (bsi_replace): Mark stmt as modified and the update it.
7613 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
7614 (expand_complex_libcal): Call update_stmt.
7615 (expand_complex_comparison): Call mark_stmt_modified.
7616 (expand_complex_operations_1): Call update_stmt_if_modified.
7617 (expand_vector_operations_1): Call mark_stmt_modified.
7618 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
7619 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
7620 add_immediate_use, redirect_immediate_use,
7621 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
7622 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
7623 (mark_new_vars_to_rename): Call update_stmt.
7624 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
7625 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
7627 (unmodify_stmt): Delete.
7628 (update_stmt): New. Force an update of a stmt.
7629 (update_stmt_if_modified): update a stmt if it is out of date.
7630 (get_stmt_operands): Verify stmt is NOT modified.
7631 (stmt_modified_p): Update comment.
7632 (delink_imm_use): Remove a use node from its immuse list.
7633 (link_imm_use_to_list): Link a use node to a specific list.
7634 (link_imm_use): Link a node to the correct list.
7635 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
7636 it in the correct list, if appropriate.
7637 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
7638 (relink_imm_use): Link a use node in place of another node in a list.
7639 (relink_imm_use_stmt): LInk a node in place of another node, and set
7641 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
7642 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
7643 (first_safe_imm_use): New. Initialize a safe immuse iterator.
7644 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
7645 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
7646 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
7647 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
7648 (has_zero_uses): New. Return true if there are no uses of a var.
7649 (has_single_use): New. Return true if there is only a single use of a
7651 (single_imm_use): New. Return the simgle immediate use.
7652 (num_imm_uses): New. Return the number of immediate uses.
7653 (get_v_must_def_ops): Use is now a pointer.
7654 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
7655 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
7657 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
7658 (delink_stmt_imm_use): Delink all immuses from a stmt.
7659 (phi_arg_index_from_use): New. Return a phi arg index for a use.
7660 * tree-flow.h (struct dataflow_d): Delete.
7661 (immediate_use_iterator_d): New. Immediate use iterator struct.
7662 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
7663 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
7664 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
7666 (struct stmt_ann_d): Remove dataflow_t from struct.
7667 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
7668 (if_convertible_phi_p): Use FAST immuse iterator.
7669 (if_convertible_loop_p): Don't call compute_immediate_uses.
7670 (replace_phi_with_cond_modify_expr): Call update_stmt.
7671 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
7672 update_stmt_if_modified.
7673 (rewrite_all_into_ssa): Initialize ssa operands.
7674 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
7675 compute_immediate_uses.
7676 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
7677 ssa_property is available.
7678 (execute_one_pass): Change parameters passed to execute_todo.
7679 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
7680 (remove_ssa_form): Call fini_ssa_operands.
7681 (insert_backedge_copies): Delete call to modify_stmt.
7682 * tree-phinodes.c (make_phi_node): Initialize use nodes.
7683 (release_phi_node): Delink any use nodes before releasing.
7684 (resize_phi_node): Relink any use nodes.
7685 (remove_phi_arg_num): Delink the use node.
7686 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
7687 (remove_all_phi_nodes_for): Release phi node first.
7688 * tree-pretty-print.c (dump_generic_node): Print stmt address.
7689 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
7690 (scalarize_use, scalarize_copy): Call update_stmt.
7691 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
7692 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
7693 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
7694 (ccp_initialize): Remove call to compute_immediate_uses.
7695 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
7696 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
7698 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
7699 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
7700 (eliminate_redundant_computations): Call mark_stmt_modified.
7701 (cprop_operand): Call mark_stmt_modified.
7702 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
7703 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
7704 (dse_optimize_stmt): Use new immuse interface.
7705 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
7706 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
7707 (substitute_single_use_vars): Use new immuse interface.
7708 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
7709 and compute_immediate_uses.
7710 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
7712 (rewrite_mem_refs): Call update_stmt.
7713 (determine_lsm): Remove call to compute_imm_uses and free_df.
7714 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
7715 (try_unroll_loop_completely): Call update_stmt.
7716 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
7717 (rewrite_use_compare): Call update_stmt.
7718 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
7719 (rewrite_use) : Call update_stmt.
7720 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
7721 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
7723 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
7724 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
7725 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
7727 (initialize_vuse_operand): New. Initialize a vuse operand.
7728 (initialize_v_may_def_operand): New. Initialize a maydef operand.
7729 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
7730 (finalize_ssa_defs): Use stmt parameter.
7731 (correct_use_link): Ensure a use node is in the correct list, and has
7732 the correct stmt pointer.
7733 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
7734 finalize_ssa_v_must_defs): Also initialize use nodes.
7735 (finalize_ssa_stmt_operands): Pass extra stmt operands.
7736 (build_ssa_operands): Seperate parsing from final operand construction.
7737 (parse_ssa_operands): New. Parse entry point for operand building.
7738 (swap_tree_operands): New. Swap 2 tree operands.
7739 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
7741 (get_expr_operands): Call swap_tree_operands when needed.
7742 (copy_virtual_operands): Use initialize routines for virtual use ops.
7743 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
7744 (verify_abort): New. Issue imm_use error.
7745 (verify_imm_links): New Verify imm_use links for a var.
7746 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
7747 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
7748 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
7749 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
7750 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
7751 (NULL_USE_OPERAND_P) Define.
7752 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
7754 (struct vuse_operand_type): New struct.
7755 (SET_USE): Call set_ssa_use_from_ptr.
7757 (PHI_ARG_INDEX_FROM_USE): Define.
7758 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
7759 argument via SET_USE, not PHI_ARG_DEF_TREE.
7760 * tree-ssa-pre.c (eliminate): Call update_stmt.
7761 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
7763 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
7764 (nearest_common_dominator_of_uses): Use imm_use iterator.
7765 (statement_sink_location): Use imm_use iterator and interface.
7766 (execute_sink_code): Don't call compute_immediate_uses or free-df.
7767 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
7768 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
7769 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
7770 (verify_ssa): Ensure no stmt is marked modify after optimization pass
7771 if new parameter is true.
7772 (init_tree_ssa): Don't initialize operand cache here.
7773 (delete_tree_ssa): Don't destroy operand cache here.
7774 (propagate_into_addr): Pass in a use pointer, return true if anything
7776 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
7777 (check_phi_redundancy): Use imm_use iterator.
7778 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
7780 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
7781 (release_ssa_name): Delink node and all elements in its imm_use list.
7782 * tree-tailcall.c (adjust_return_value): Call update_stmt.
7783 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
7784 * tree-vectorizer.c (need_imm_uses_for): Delete.
7785 (vectorize_loops): Dont call compute_immediate_uses or free_df.
7786 * tree.h (struct ssa_imm_use_d): Define.
7787 (SSA_NAME_IMM_USE_NODE): Define.
7788 (struct tree_ssa_name): Add imm_use node.
7790 (PHI_ARG_IMM_USE_NODE): Define.
7791 (struct phi_arg_d): Add imm_use node.
7792 (struct tree_phi_node): Remove struct dataflow_d element.
7793 (TDF_STMTADDR): Define.
7795 2005-04-05 Dale Johannesen <dalej@apple.com>
7797 * doc/invoke.texi (Optimization Options): Remove
7798 duplicate -fcse-follow-jumps. Add -fweb.
7799 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
7800 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
7802 2005-04-05 Per Bothner <per@bothner.com>
7804 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
7805 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
7806 (warn_uninit): Get EXPR_LOCUS from context now instead.
7807 This fixes a USE_MAPPED_LOCATION testsuite failure.
7809 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
7811 2005-04-05 Per Bothner <per@bothner.com>
7813 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
7814 of the artification 'return 0' in main() to BUILTINS_LOCATION.
7815 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
7818 2004-04-05 Devang Patel <dpatel@apple.com>
7820 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
7821 (lhsr<mode>3): ... new name.
7822 (altivec_vsra<VI_char>): Rename to ..
7823 (ashr<mode>3): ... new name.
7824 * config/rs6000/rs6000.c (builtin_description): Rename shift
7827 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
7829 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
7830 gen_lowpart_for_combine.
7831 * cse.c (gen_lowpart_if_possible): Move...
7832 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
7834 (gen_lowpart_no_emit_general): Use it.
7836 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7838 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
7841 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
7843 * system.h: Fix typo.
7845 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
7847 * config/bfin/bfin-modes.def: New file.
7848 * config/bfin/bfin-protos.h: New file.
7849 * config/bfin/bfin.c: New file.
7850 * config/bfin/bfin.h: New file.
7851 * config/bfin/bfin.md: New file.
7852 * config/bfin/bfin.opt: New file.
7853 * config/bfin/crti.s: New file.
7854 * config/bfin/crtn.s: New file.
7855 * config/bfin/elf.h: New file.
7856 * config/bfin/lib1funcs.asm: New file.
7857 * config/bfin/predicates.md: New file.
7858 * config/bfin/t-bfin: New file.
7859 * config/bfin/t-bfin-elf: New file.
7860 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
7861 Document new attributes.
7862 (interrupt, interrupt_handler, saveall): Update documentation for
7864 * doc/install.texi (Specific): Add entry for the Blackfin.
7865 * doc/invoke.texi (Blackfin Options): New section.
7866 * doc/md.texi (Blackfin family): New section to document constraints.
7867 * config.gcc: Add bfin*-* and bfin*-elf configurations.
7869 2005-04-05 Olivier Hainque <hainque@adacore.com>
7871 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
7872 match what the system unwinder expects.
7873 * config/mips/mips.c (mips_frame_set): If we're saving the return
7874 address register and the dwarf return address column number differs
7875 from the hard register number, adjust the note reg to refer to the
7878 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
7880 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
7881 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
7882 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
7883 (processor_type): New enum.
7884 (mn10300_processor): New variable.
7885 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
7886 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
7887 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
7888 (PROCESSOR_DEFAULT): New macro.
7889 * config/mn10300/mn10300.c (mn10300_processor): New variable.
7890 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7891 (mn10300_handle_option, mn10300_override_options): New functions.
7892 * config/mn10300/mn10300.opt: New file.
7894 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
7895 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
7897 PR tree-optimization/19903
7898 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
7899 that don't fit in their type after conversion.
7901 2005-04-05 Uros Bizjak <uros@kss-loka.si>
7904 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
7905 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
7906 Allocate local stack slots here. Set ix86_optimize_mode_switching.
7907 flag here. Implement using define_insn_and_split.
7908 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
7909 (frndintxf2_mask_pm_i387): New insn patterns.
7910 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
7911 Do not set ix86_optimize_mode_switching flag.
7912 (ceilsf2, ceildf2, ceilxf2): Same.
7913 (btruncsf2, btruncdf2, btruncxf2): Same.
7914 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
7916 2005-04-05 Ian Lance Taylor <ian@airs.com>
7919 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
7920 i386_pe_record_external_function.
7921 (i386_pe_record_external_function): Update declaration.
7922 * config/i386/winnt.c (struct extern_list): Add decl field.
7923 (i386_pe_record_external_function): Add decl parameter.
7924 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
7926 * config/i386/i386-protos.h (i386_pe_record_external_function):
7929 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
7931 * config/m68k/m68k-protos.h: Add a prototype for
7932 valid_dbcc_comparison_p_2.
7933 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
7934 extend_operator, const_uint32_operand, const_sint32_operand,
7935 general_src_operand, nonimmediate_src_operand,
7936 memory_src_operand, post_inc_operand, pre_dec_operand,
7937 pcrel_address): Move to predicates to predicates.md.
7938 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
7939 * config/m68k/m68k.md: Include predicates.md.
7940 * config/m68k/predicates.md: New.
7942 2005-04-04 Roger Sayle <roger@eyesopen.com>
7944 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
7946 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
7948 2005-04-04 Ian Lance Taylor <ian@airs.com>
7950 * c-typeck.c (struct c_switch): Rename switch_stmt field to
7952 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
7953 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
7954 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
7955 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
7956 * c-common.c (c_do_switch_warnings_1): New static function broken
7957 out of c_do_switch_warnings.
7958 (c_do_switch_warnings): Call c_do_switch_warnings_1.
7959 (c_do_switch_expr_warnings): New function.
7960 * c-common.h (c_do_switch_expr_warnings): Declare.
7962 2005-04-04 David Edelsohn <edelsohn@gnu.org>
7963 Daniel Jacobowitz <dan@codesourcery.com>
7965 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
7967 * rtlanal.c (may_trap_p): Same.
7969 2005-04-04 Dale Johannesen <dalej@apple.com>
7971 * ChangeLog: remove reference to ChangeLog.12.
7973 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
7975 CRIS epilogue as RTL.
7976 * config/cris/cris.md: Change all 0 in unspec 0 to
7978 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
7979 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
7981 ("return"): Change to define_expand. Call cris_expand_return for
7983 ("*return_expanded"): New pattern.
7984 ("epilogue"): New define_expand.
7985 * config/cris/cris.h (PREDICATE_CODES): Add
7986 cris_load_multiple_op.
7987 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
7989 (enum cris_retinsn_type): New.
7990 (struct machine_function): New member return_type.
7991 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
7992 (cris_target_asm_function_epilogue): Remove, moving RTLified
7994 (cris_expand_epilogue): New function.
7995 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
7996 (cris_gen_movem_load, cris_load_multiple_op)
7997 (cris_return_address_on_stack_for_return, cris_expand_return): New
7999 (cris_target_asm_function_prologue)
8000 (cris_initial_frame_pointer_offset): Call
8001 cris_reg_saved_in_regsave_area instead of complicated expression.
8002 Call cris_return_address_on_stack instead of an expression.
8003 (cris_print_operand) <case 'o', case 'O'>: New cases.
8004 (cris_return_address_on_stack): Change return-type to bool.
8005 (cris_simple_epilogue): Ditto. Return false if registers are
8007 * config/cris/cris-protos.h (cris_simple_epilogue)
8008 (cris_return_address_on_stack): Adjust prototype return type.
8009 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
8010 (cris_return_address_on_stack_for_return): New prototypes.
8012 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8014 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
8015 gpr_or_int12_operand.
8017 * config/frv/frv-protos.h: Add a prototype to
8018 frv_legitimate_memory_operand and frv_const_unspec_p.
8019 (frv_unspec): Move from frv.c.
8020 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
8021 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
8022 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
8023 gpr_or_fpr_operand, gpr_or_int12_operand,
8024 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
8025 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
8026 int6_operand, int5_operand, uint5_operand, uint4_operand,
8027 uint1_operand, int_2word_operand, uint16_operand,
8028 upper_int16_operand, integer_register_operand,
8029 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
8030 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
8031 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
8032 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
8033 move_destination_operand, movcc_fp_destination_operand,
8034 frv_function_symbol_referenced_p, move_source_operand,
8035 condexec_dest_operand, condexec_source_operand,
8036 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
8037 const_unspec_operand, gpr_or_memory_operand,
8038 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
8039 icc_operand, fcc_operand, cc_operand, icr_operand,
8040 fcr_operand, cr_operand, call_operand, sibcall_operand,
8041 symbolic_operand, relational_operator,
8042 integer_relational_operator, float_relational_operator,
8043 ccr_eqne_operator, minmax_operator,
8044 condexec_si_binary_operator, condexec_si_media_operator,
8045 condexec_si_divide_operator, condexec_si_unary_operator,
8046 condexec_sf_conv_operator, condexec_sf_add_operator,
8047 condexec_memory_operand, intop_compare_operator, acc_operand,
8048 even_acc_operand, quad_acc_operand, accg_operand: Move to
8050 * config/frv/frv.h (PREDICATE_CODES): Remove.
8051 * config/frv/frv.md: Include predicates.md.
8052 * config/frv/predicates.md: New.
8054 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8057 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
8058 * tree-ssa-loop-ivopts.c: Include langhooks.h.
8059 (add_standard_iv_candidates_for_size): New function, extracting code
8060 from add_standard_iv_candidates and parameterizing it by type size.
8061 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
8063 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
8065 * system.h (GCOV_SIZE_TYPE): Unposion.
8066 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
8067 (GCOV_TYPE_SIZE): ...this new macro.
8068 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
8069 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
8070 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
8071 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
8072 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
8073 instead of unsigned_intSI_type_node.
8074 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
8075 (rtl_gen_one_value_profiler_no_edge_manipulation)
8076 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
8077 * value-prof.c: Include coverage.h.
8079 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
8080 Diego Novillo <dnovillo@redhat.com>
8082 Fix PR tree-optimization/20703
8083 Fix PR tree-optimization/20725
8085 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
8086 (create_expression_by_pieces): Ditto.
8087 (valid_in_set): Ditto. Also handle tcc_declaration.
8088 (find_or_generate_expression): Handle comparison class.
8089 (insert_into_preds_of_block): Ditto.
8090 (insert_aux): Ditto.
8091 (create_value_expr_from): Handle comparison class, recursively
8092 handle reference nodes.
8093 (compute_avail): Handle comparison classes, rewrite a little cleaner.
8094 (execute_pre): Fix spacing.
8095 (do_fre): Renamed to execute_fre.
8097 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8099 * doc/invoke.texi (SPARC options): Document that
8100 -mlittle-endian is not supported on Linux either.
8102 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8106 * config.gcc (Obsolete configurations): Remove
8107 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
8108 (sparclite-*-coff*): Delete.
8109 (sparclite-*-elf*): Likewise.
8110 (sparc86x-*-elf*): Likewise.
8111 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
8112 * config/sparc/lite.h: Delete.
8113 * config/sparc/litecoff.h: Likewise.
8114 * config/sparc/liteelf.h: Likewise.
8115 * config/sparc/sp86x-elf.h: Likewise.
8116 * config/sparc/t-sparclite: Likewise.
8117 * config/sparc/t-sp86x: Likewise.
8119 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
8121 * config/s390/s390-protos.h: (s390_comparison,
8122 s390_alc_comparison, s390_slb_comparison, const0_operand,
8123 consttable_operand, larl_operand, s_operand,
8124 shift_count_operand, bras_sym_operand, load_multiple_operation,
8125 store_multiple_operation, s390_plus_operand): Remove prototypes.
8126 (s390_legitimate_address_without_index_p): New prototype.
8127 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
8129 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
8130 const0_operand, consttable_operand, larl_operand, s_operand,
8131 shift_count_operand, bras_sym_operand, load_multiple_operation,
8132 store_multiple_operation, s390_plus_operand): Move to
8134 (check_mode): Remove.
8135 (s390_branch_condition_mask): Remove 'static'. Move prototype to
8137 (s390_legitimate_address_without_index_p): New.
8138 * config/s390/s390.h (PREDICATE_CODES): Remove.
8139 * config/s390/s390.md: Include predicates.md.
8140 * config/s390/predicates.md: New.
8142 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
8145 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
8146 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
8147 (NEED_INDICATE_EXEC_STACK): Define to 1.
8148 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
8149 (NEED_INDICATE_EXEC_STACK): Define to 1.
8150 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
8151 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
8152 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
8153 (pic_helper_emitted_p): New global.
8154 (emit_pic_helper): New function extracted from...
8155 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
8156 Do not call emit_pic_helper if delay_pic_helper is true.
8157 (sparc_expand_prologue): Pass 'false' to load_pic_register.
8158 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
8159 (sparc_file_end): New function.
8161 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8163 * config/mcore/mcore-protos.h: Remove the prototypes for
8164 mcore_arith_reg_operand, mcore_general_movsrc_operand,
8165 mcore_general_movdst_operand, mcore_reload_operand,
8166 mcore_arith_J_operand, mcore_arith_K_operand,
8167 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
8168 mcore_arith_K_S_operand, mcore_arith_imm_operand,
8169 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8170 mcore_literal_K_operand, mcore_addsub_operand,
8171 mcore_compare_operand, mcore_load_multiple_operation,
8172 mcore_store_multiple_operation, mcore_call_address_operand.
8173 Add a prototype for const_ok_for_mcore.
8174 * config/mcore/mcore.c (mcore_call_address_operand,
8175 mcore_general_movsrc_operand, mcore_general_movdst_operand,
8176 mcore_arith_reg_operand, mcore_reload_operand,
8177 mcore_arith_J_operand, mcore_arith_K_operand,
8178 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
8179 mcore_arith_M_operand, mcore_arith_imm_operand,
8180 mcore_arith_any_imm_operand, mcore_arith_O_operand,
8181 mcore_literal_K_operand, mcore_addsub_operand,
8182 mcore_compare_operand, mcore_load_multiple_operation,
8183 mcore_store_multiple_operation): Move to predicates.md.
8184 (const_ok_for_mcore): Export.
8185 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
8186 * config/mcore/mcore.md: Include predicates.md.
8187 * config/mcore/predicates.md: New.
8189 * config/mcore/predicates.md: Fix a comment typo.
8191 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
8192 Adrian Straetling <straetling@de.ibm.com>
8194 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
8195 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
8196 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
8198 ("imul"): Removed from "type" attribute.
8199 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
8200 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
8201 Changed type to imulsi.
8202 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
8204 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8206 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
8207 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
8208 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
8209 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
8210 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
8211 (TARGET_SWITCHES, mcore_stack_increment_string)
8212 (TARGET_OPTIONS): Delete.
8213 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
8214 than *_BIT constants.
8215 (TARGET_8ALIGN): #undef old definition before redefining to 1.
8216 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
8217 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
8218 (mcore_override_options): Delete mcore_stack_increment code.
8219 Change use of M340_BIT to MASK_M340.
8220 * config/mcore/mcore.opt: New file.
8222 2005-04-04 Ian Lance Taylor <ian@airs.com>
8224 * config/arm/arm.c (replace_symbols_in_block): Remove static
8227 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
8229 * config/fr30/fr30-protos.h: Remove the prototypes for
8230 stack_add_operand, add_immediate_operand,
8231 high_register_operand, low_register_operand, call_operand,
8232 di_operand, and nonimmediate_di_operand.
8233 * config/fr30/fr30.c (stack_add_operand,
8234 add_immediate_operand, high_register_operand,
8235 low_register_operand, call_operand, di_operand,
8236 nonimmediate_di_operand): Move to predicates.md.
8237 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
8238 * config/fr30/fr30.md: Include predicates.md.
8239 * config/fr30/predicates.md: New.
8241 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
8242 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
8243 mcore_call_address_operand.
8245 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
8246 general_movsrc_operand.
8248 2005-04-04 Alan Modra <amodra@bigpond.net.au>
8250 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
8253 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
8256 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
8259 2005-04-04 Richard Henderson <rth@redhat.com>
8260 Jakub Jelinek <jakub@redhat.com>
8262 PR rtl-optimization/16104
8263 * fold-const.c (fold_unary): Fix folding of vector conversions.
8265 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8267 * config.gcc (xstormy16-*-elf): Set extra_options.
8268 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
8269 * config/stormy16/stormy16.opt: New file.
8271 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
8273 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
8274 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
8275 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
8276 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
8277 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
8278 (TARGET_UNIX_ASM): Delete.
8279 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
8280 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
8281 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
8282 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8283 * config/pdp11/pdp11.opt: New file.
8285 2005-04-03 Roger Sayle <roger@eyesopen.com>
8286 Alexandre Oliva <aoliva@redhat.com>
8289 * fold-const.c (non_lvalue): Split tests into...
8290 (maybe_lvalue_p): New function.
8291 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
8292 C++ front-end prior to lowering into gimple form.
8294 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8296 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
8297 BUILT_IN_STRNCASECMP): New.
8298 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
8301 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
8304 * arm.md (addsi3_compare0_for_combiner): Delete.
8305 (addsi3_compare0_scratch_for_combiner): Delete.
8306 (cmpsi_neg_shiftsi): Delete.
8307 (compare_negsi_si): New pattern.
8308 (cmpsi_negshiftsi_si): New pattern.
8309 (negated_cbranchsi4): Restrict to equality_operator.
8311 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
8314 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
8316 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
8319 * doc/install.texi: Fix a typo.
8321 2005-04-03 Steven Bosscher <stevenb@suse.de>
8324 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
8325 a computed goto if the edge to the computed goto block has
8326 incoming abnormal edges. Clarify how the function works.
8328 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
8330 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
8331 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
8332 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
8333 hash_scan_set, reg_set_between_after_reload_p,
8334 reg_used_between_after_reload_p, get_avail_load_store_reg,
8335 eliminate_partially_redundant_load): Likewise.
8336 * postreload.c (reload_cse_simplify_set,
8337 reload_combine_note_use): Likewise.
8338 * predict.c (predict_insn, expected_value_to_br_prob,
8339 propagate_freq, expensive_function_p): Likewise.
8340 * print-rtl.c (print_rtx): Likewise.
8341 * profile.c (instrument_edges, instrument_values,
8342 compute_branch_probabilities, branch_prob, union_groups,
8343 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
8344 * protoize.c (in_system_include_dir, file_could_be_converted,
8345 file_normally_convertible, gen_aux_info_file, seek_to_line,
8346 do_cleaning): Likewise.
8347 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
8348 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
8349 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
8351 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
8353 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
8354 * modulo-sched.c (undo_replace_buff_elem): New structure.
8355 (kernel_number_of_cycles, ps_unschedule_node,
8356 undo_generate_reg_moves,free_undo_replace_buff,
8357 undo_permute_partial_schedule, loop_single_full_bb_p,
8358 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
8359 build_loops_structure, get_sched_window): New.
8360 (generate_reg_moves): Return undo_replace_buff_elem and other
8362 (generate_prolog_epilog): Remove old loop versioning.
8363 (sms_schedule): Use loop information and loop_version.
8364 (sms_schedule_by_order): Split part of it to get_sched_window.
8365 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
8366 cfg_layout_finalize and free_dominance_info before/after SMS.
8368 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
8370 * cfghooks.c (lv_flush_pending_stmts,
8371 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
8372 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
8373 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
8374 lv_add_condition_to_bb,
8375 lv_adjust_loop_header_phi, extract_cond_bb_edges,
8376 flush_pending_stmts): New in cfg_hooks structure.
8377 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
8378 extract_cond_bb_edges, lv_adjust_loop_header_phi,
8379 lv_add_condition_to_bb): New declarations.
8380 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
8382 (loop_version): Declare.
8383 * cfgloopmanip.c (cfghooks.h): Include.
8384 (duplicate_loop_to_header_edge): Change return type to bool.
8385 (loop_version, lv_adjust_loop_entry_edge): Move here.
8386 * cfgrtl.c (cfgloop.h): Include.
8387 (rtl_verify_flow_info_1): Fix.
8388 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
8389 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
8391 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
8392 tree_lv_add_condition_to_bb): New.
8393 (tree_cfg_hooks): Add new hooks to initialization.
8394 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
8395 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
8397 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
8399 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
8400 xstormy16_below100_or_register,
8401 xstormy16_splittable_below100_or_register, and
8402 nonimmediate_nonstack_operand.
8404 * config/stormy16/stormy16-protos.h: Remove the prototypes for
8405 xstormy16_ineqsi_operator, equality_operator,
8406 inequality_operator, shift_operator,
8407 xstormy16_below100_operand, xstormy16_below100_or_register,
8408 xstormy16_splittable_below100_or_register,
8409 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
8410 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
8411 equality_operator, inequality_operator,
8412 xstormy16_below100_operand, xstormy16_below100_or_register,
8413 xstormy16_splittable_below100_or_register,
8414 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
8415 nonimmediate_nonstack_operand, shift_operator): Move to
8417 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
8418 * config/stormy16/stormy16.md: Include predicates.md.
8419 * config/stormy16/predicates.md: New.
8421 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
8423 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
8424 small_int, large_int, reg_or_0_operand, simple_memory_operand,
8425 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
8426 move_operand, power_of_2_operand): Move to predicates.md.
8427 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
8428 PREDICATE_CODE): Remove.
8429 * config/iq2000/iq2000.md: Include predicates.md.
8430 * config/iq2000/predicates.md: New.
8432 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
8434 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
8435 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
8436 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
8437 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
8438 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
8439 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
8440 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
8441 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
8442 (TARGET_M68HC11): Delete.
8443 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
8444 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
8445 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
8446 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
8447 (nb_soft_regs): Delete.
8448 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
8449 (m68hc11_override_options): Remove the code that caters for MASK_M6811
8450 and MASK_M6812 being set simultaneously. Change the code that sets
8451 the default m68hc11_soft_reg_count to use integers instead of strings.
8452 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
8453 m68hc11_soft_reg_count (which now has an int type) as the number
8455 * config/m68hc11/m68hc11.opt: New file.
8457 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
8459 * config/fr30/fr30.h (PREDICATE_CODES): Remove
8460 fp_displacement_operand, sp_displacement_operand.
8462 * config/m68hc11/m68hc11-protos.h: Add a prototype for
8464 Remove the prototypes for tst_operand, cmp_operand,
8465 stack_register_operand, d_register_operand,
8466 hard_addr_reg_operand, splitable_operand,
8467 m68hc11_logical_operator, m68hc11_arith_operator,
8468 m68hc11_non_shift_operator, m68hc11_shift_operator,
8469 m68hc11_unary_operator, m68hc11_eq_compare_operator,
8470 non_push_operand, hard_reg_operand, and
8471 reg_or_some_mem_operand.
8472 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
8474 (tst_operand, cmp_operand, non_push_operand,
8475 splitable_operand, reg_or_some_mem_operand,
8476 stack_register_operand, d_register_operand,
8477 hard_addr_reg_operand, hard_reg_operand,
8478 m68hc11_eq_compare_operator, m68hc11_logical_operator,
8479 m68hc11_arith_operator, m68hc11_non_shift_operator,
8480 m68hc11_shift_operator, m68hc11_unary_operator): Move to
8482 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
8483 * config/m68hc11/m68hc11.md: Include predicates.md.
8484 * config/m68hc11/predicates.md: New.
8486 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8489 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
8490 change checked in along with 2005-03-03's patch for debug/20253.
8491 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
8492 (remap_decl): Insert type decl in map earlier.
8494 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8496 PR tree-optimization/20640
8497 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
8498 post-dominator if it has phi nodes.
8499 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
8500 before dead statements.
8502 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8505 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
8507 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
8509 PR rtl-optimization/20290
8510 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
8511 in every iteration if the entry point is the exit test.
8513 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
8515 * config/cris/cris.md (attribute "length"): Define.
8517 2005-04-02 Geoffrey Keating <geoffk@apple.com>
8519 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
8520 (word_offset_memref_operand): New.
8521 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
8522 (indexed_or_indirect_operand): Delete.
8523 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
8524 (indexed_or_indirect_operand): Delete.
8526 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
8529 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
8532 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
8533 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
8535 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8537 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
8539 2005-04-01 Ian Lance Taylor <ian@airs.com>
8541 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
8542 (rus, prus): Remove static variables.
8543 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
8544 (process_command): Permit report_times and use_pipes together.
8546 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
8548 * c-decl.c (validate_proto_after_old_defn): Look at
8549 TYPE_MAIN_VARIANT of argument types.
8551 2005-04-01 Paul Brook <paul@codesourcery.com>
8553 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
8554 (arm_output_function_epilogue): Allow call_via_SP.
8555 (thumb_call_via_reg, arm_file_end): Ditto.
8556 * config/arm/arm.h (struct machine_function): Include space for SP.
8557 (thumb_call_via_label): Update declaration.
8559 2005-04-01 Ian Lance Taylor <ian@airs.com>
8561 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
8562 doing a peephole optimization, once again put any notes in the
8565 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8567 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
8569 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
8571 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
8572 (block_alloc, find_free_reg): Likewise.
8573 * loop-doloop.c (doloop_modify): Likewise.
8574 * loop-invariant.c (record_use): Likewise.
8575 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
8576 get_iv_value, canon_condition, eliminate_implied_condition,
8577 eliminate_implied_condition, simplify_using_initial_values,
8578 shorten_into_mode, canonicalize_iv_subregs,
8579 iv_number_of_iterations): Likewise.
8580 * loop-unroll.c (expand_var_during_unrolling): Likewise.
8581 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
8582 unswitch_loop): Likewise.
8583 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
8584 move_movables, replace_call_address, find_and_verify_loops,
8585 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
8586 record_giv, final_giv_value, general_induction_var,
8587 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
8588 loop_giv_dump): Likewise.
8590 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
8591 GCOV_CHECK_WRITING): Remove.
8592 (gcov_position, gcov_rewrite): Use gcc_assert.
8593 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
8594 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
8595 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
8598 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8600 * tree-inline.c: Fix a typo.
8602 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
8604 * configure.ac (enable-checking): Explicitly set all variables for
8605 collective switch values. Alphabetize variables. Rename
8606 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
8608 * doc/install.texi (enable-checking): Update documentation.
8609 * configure: Rebuilt.
8611 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8613 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
8616 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
8618 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
8619 Also reject cases where this pattern will cause load delay stalls
8620 unless optimizing for size and it will produce a shorter sequence.
8621 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
8622 variants to avoid pre-adjusting the base when possible.
8624 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
8626 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
8627 the frame and argument pointers.
8628 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
8629 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
8630 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
8631 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
8632 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
8633 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
8635 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
8637 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
8638 with entry for selectany attribute.
8639 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
8641 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
8642 (i386_pe_asm_named_section): Handle sections generated by
8643 selectany attribute.
8644 * doc/extend.texi (selectany): Document attribute.
8646 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
8647 Jan Hubicka <jh@suse.cz>
8649 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
8650 to fix addresses involving EBP and ESP.
8651 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
8652 for SUBREGed registers.
8653 (legitimate_address_p): Accept SUBREGed registers.
8655 2005-04-01 Jakub Jelinek <jakub@redhat.com>
8658 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
8659 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
8662 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8664 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
8666 2005-04-01 James E Wilson <wilson@specifixinc.com>
8669 * dwarf2out.c (rtl_for_decl_init): New function.
8670 (rtl_for_decl_location): Extracted from here.
8671 (tree_add_const_value_attribute): Call rtl_for_decl_init and
8672 add_const_value_attribute. Delete initializer_constant_valid_p call.
8674 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
8676 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
8677 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
8678 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
8679 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
8680 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
8681 config/i386/i386.md, config/rs6000/predicates.md,
8682 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
8683 config/s390/s390.c, config/stormy16/stormy16.c,
8684 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
8687 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
8690 * gimplify.c (gimplify_expr): Create a temporary for lvalue
8691 COND_EXPR and CALL_EXPR.
8693 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
8696 * genautomata.c (first_cycle_unit_presence): Check all alternative
8697 states for unit presence.
8699 * doc/md.texi: Remove remark about impossibility to query unit
8700 presence in non nondeterministic automaton state.
8702 * config/ia64/ia64.c (get_template): Change order of unit querying.
8704 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8706 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
8709 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
8711 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
8712 flag for edges outside any loops.
8714 2005-03-31 Janis Johnson <janis187@us.ibm.com>
8716 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
8718 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8720 * tree-ssa-alias.c: Follow spelling conventions.
8721 * doc/tree-ssa.texi: Fix a typo.
8723 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
8725 * postreload-gcse.c: Include target.h.
8726 (gcse_after_reload_main): Return early if we cannot modify jumps.
8727 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
8729 2005-03-31 David Edelsohn <edelsohn@gnu.org>
8731 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
8732 expensive operations.
8734 2005-03-31 Ian Lance Taylor <ian@airs.com>
8736 * collect2.c (lderrout): New variable.
8737 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
8738 if it is set, to stderr.
8739 (handler): Unlink lderrout if it is set.
8740 (dump_file): Add "to" parameter. Change all callers.
8741 (main): Initialize lderrout.
8742 (collect_execute): Add errname parameter. Change all callers.
8743 Rename redir parameter to outname. Never pass
8744 PEX_STDERR_TO_STDOUT to pex_run.
8745 * collect2.h (collect_execute, dump_file): Update declarations.
8746 * tlink.c (tlink_execute): Add errname parameter. Change all
8748 (do_tlink): Check lderrout as well as ldout.
8750 2005-03-31 Caroline Tice <ctice@apple.com>
8752 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
8753 (bb-reorder.o): Add errors.h to list of requirements.
8754 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
8755 profiledbootstrap flags.
8756 * bb-reorder.c (errors.h): Add new include.
8757 (struct bbro_basic_block_data_def): Add new field, in_trace.
8758 (add_unlikely_executed_notes): Remove function.
8759 (mark_bb_for_unlikely_executed_section): Remove function.
8760 (insert_section_boundary_note): New function.
8761 (verify_hot_cold_block_grouping): New function.
8762 (push_to_next_round_p): Remove variables and tests that push all
8763 cold blocks to last round.
8764 (find_traces): Remove code that added extra round of trace finding
8765 when doing partitioning.
8766 (find_traces_1_round) : Remove variable last_round; add code to
8767 update new struct field, in_trace; correct trace_length where it was
8768 incorrect before (after call to copy_bb); change code that pushed all
8769 cold blocks to last round. Instead verify that all blocks going into
8770 a trace belong in the same partition.
8771 (connect_traces): Modify to connect the traces in two passes, if the
8772 function contains both hot and cold blocks. The first pass connects
8773 all the traces for blocks in the partition that the first block in
8774 the function belongs to; the second pass connnects all the traces
8775 containing blocks that belong in the other partition.
8776 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8777 code that automatically put the first block in a function into the
8778 hot partition if the function had any hot blocks.
8779 (fix_crossing_unconditional_branches): Check number of succ edges
8780 before attempting to get one.
8781 (fix_edges_for_rarely_executed_code): Update comment describing
8783 (reorder_basic_blocks): Add code to initialize new field (in_trace);
8784 remove call to add_unlikely_executed_notes; add call to
8785 verify_hot_cold_block_grouping.
8786 (duplicate_computed_gotos): Don't change computed goto if it's a
8788 (partition_hot_cold_basic_blocks): Update function comment.
8789 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
8791 (try_forward_edges): Likewise.
8792 (merge_blocks_move_predecessor_nojumps): Likewise.
8793 (merge_blocks_move_successor_nojumps): Likewise.
8794 (merge_blocks_move): Likewise.
8795 (try_crossjump_bb): Likewise.
8796 * cfglayout.c (update_unlikely_executed_notes): Remove function.
8797 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
8798 notes to cold bb's; remove call to update_unlikely_executed_notes.
8799 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
8800 NOTE_INSN_SWITCH_TEXT_SECTIONS.
8801 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
8802 function declaration.
8803 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
8805 (rtl_can_merge_blocks): Remove redundancy from condition.
8806 (try_redirect_by_replacing_jump): Likewise.
8807 (force_nonfallthru_and_redirect): Remove code for adding
8808 UNLIKELY_EXECUTED_CODE notes to cold bb's.
8809 (commit_one_edge_insertion): Likewise.
8810 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
8811 * dbxout.c (FORCE_TEXT): Replace function_section with
8812 current_function_section.
8813 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
8814 function, switch_text_section.
8815 (struct xcoff_debug): Likewise.
8816 (dbxout_function_end): Add code to put out label diffs for both
8817 hot and cold sections.
8818 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
8819 for new debug_hooks funciton, switch_text_section..
8820 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
8821 switch_text_section.
8822 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
8823 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
8824 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
8825 dw_fde_switched_sections.
8826 (output_call_frame_info): Add test to see if function switches text
8827 sections in the middle; if so, use appropriate extra hot and cold
8828 section labels to compute size deltas for the hot and cold sections.
8829 (dwarf2out_begin_prologue): Add code to initialize new fields in
8831 (dwarf2out_switch_text_section): New function (invoked through
8832 debug_hook); updates new fields in dw_fde_struct appropriately and
8833 increments separate_line_info_table_in_use.
8834 (dwarf2_debug_hooks): Initialize switch_text_section function to be
8835 dwarf2out_switch_text_section.
8836 (struct var_loc_node): Add new field, section_label.
8837 (output_aranges): Add code to check whether in hot or cold section and
8838 use the appropriate label in calculating deltas.
8839 (output_ranges): Likewise.
8840 (output_line_info): Add code to check which section we're in and
8841 use appropriate hot/cold label.
8842 (add_location_or_constant_value_attribute): Likewise.
8843 (gen_subprogam_die): Modify arange attributes to use correct labels.
8844 (dwarf2out_begin_block): Change call to function_section into call to
8845 current_function_section.
8846 (dwarf2out_end_block): Likewise.
8847 (dwarf2out_source_line): Likewise.
8848 (dwarf2out_var_location): Add code to check whether in hot or cold
8849 section and use the appropriate label.
8850 * except.c (output_function_exception_table): Change call to
8851 function_section into call to current_function_section.
8852 * final.c (profile_function): Likewise.
8853 (scan_ahead_for_unlikely_executed_note): Remove function.
8854 (final_scan_insn): Remove calls to
8855 scan_ahead_for_unlikely_executed_note, and related code for switching
8856 to cold section, except for the single time
8857 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
8858 debug_hooks->switch_text_sections; replace appropriate calls to
8859 function_section with calls to current_function_section.
8860 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
8861 test_bb to condition.
8862 (find_if_case_2): Likewise.
8863 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
8864 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
8865 * opts.c (decode_options): Change warning about hot/cold partitioning
8866 with exceptionss to inform (so as not to cause bootstrap failures);
8867 remove warning about partitioning with DWARF debug info.
8868 * output.h (current_function_section): Add new function decl.
8869 (insert_section_boundary_note): Likewise.
8870 (enum in_section): Move this declaration here from varasm.c.
8871 (unlikely_section_label): Likewise.
8872 (unlikely_text_section_name): Likewise.
8873 (last_text_section_name): New global variable.
8874 (last_text_section): Likewise.
8875 (hot_section_label): Likewise.
8876 (hot_section_end_label): Likewise.
8877 (cold_section_end_label): Likewise.
8878 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
8879 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
8880 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
8881 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
8882 insn from consideration.
8883 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
8884 switch_text_section.
8885 * varasm.c (basic-block.h): Add new include.
8886 (unlikely_section_label_printed): Remove global variable.
8887 (unlikely_section_label): Make global variable not be static any more.
8888 (unlikely_text_section_name): Likewise.
8889 (hot_section_end_label): New global variable (not static)
8890 (first_function_block_is_cold): Likewise.
8891 (hot_section_label): Likewise.
8892 (cold_section_end_label): Likewise..
8893 (last_text_section): New global variable, not static.
8894 (last_text_section_name): New global variable, not static.
8895 (initialize_cold_section_name): New function.
8896 (enum in_section): Move declaration to output.h.
8897 (text_section): Update last_text_section.
8898 (unlikely_text_section): Replace code to determine cold section name
8899 with call to initialize_cold_section_name; Add code to update
8900 last_text_section; remove code for printing out label.
8901 (named_section_real): Add code to update last_text_section and
8902 last_text_section_name as appropriate.
8903 (function_section): Change test for 'unlikely' to depend on
8904 first_function_block_is_cold (moved old test to
8905 current_function_section).
8906 (current_function_section): New function.
8907 (assemble_start_function): Move code that frees
8908 unlikely_text_section_name; initialize hot_section_end_label;
8909 print hot and cold section labels at the start of the function;
8910 set first_function_block_is_cold, if appropriate; initialize l
8911 ast_text_section; add call to insert_section_boundary_note.
8912 (assemble_end_function): Add code to write out hot and cold section
8914 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
8915 switch_text_section.
8916 * config/darwin.c (machopic_select_section): Replace incorrect
8917 function in base_funs; update reloc for cold sections if necessary.
8918 * config/darwin.h (SECTION_FUNCTION): Add code to update
8919 last_text_section if appropriate.
8920 (text_unlikely_section): Remove.
8921 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
8922 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
8923 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
8924 partitioning for this architecture.
8926 2005-03-31 Olivier Hainque <hainque@adacore.com>
8928 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
8929 defined and non-zero.
8931 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
8934 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
8937 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8940 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
8941 label operand. Remove (use (unspec..)). Don't emit a label on
8943 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
8944 generate inline label for load_toc_v4_PIC_1b.
8945 (rs6000_emit_load_toc_table): Likewise.
8947 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
8949 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
8950 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
8952 2005-03-29 Devang Patel <dpatel@apple.com>
8954 * tree-sra.c (decide_block_copy): Disable scalarization of
8957 2005-03-30 Stuart Hastings <stuart@apple.com>
8958 Dale Johannesen <dalej@apple.com>
8960 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
8961 * print-tree.c (print_node): Add case STATEMENT_LIST.
8963 2005-03-31 Alan Modra <amodra@bigpond.net.au>
8965 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
8966 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
8967 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
8968 is given with "powerpc64*" or "all", or when --with-cpu chooses
8971 2005-03-30 James E. Wilson <wilson@specifixinc.com>
8974 * dwarf2out.c (add_high_low_attributes): New function, extracted from
8975 gen_lexical_block_die.
8976 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
8978 2005-03-31 Jan Hubicka <jh@suse.cz>
8980 2004-11-02 Jan Hubicka <jh@suse.cz>
8982 * cgraph.c (cgraph_varpool_node_name): New function.
8983 (dump_cgraph_varpool_node): New function.
8984 (dump_varpool): New function.
8985 * cgraphunit.c (cgraph_optimize): Dump varpool.
8987 2004-10-16 Jan Hubicka <jh@suse.cz>
8989 * cgraph.c (decide_is_variable_needed): New function.
8990 (cgraph_varpool_finalize_decl): Use it.
8991 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
8993 * final.c (output_addr_const): Do not call mark_referenced.
8994 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
8995 always go via cgraph.
8996 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
8997 (check_global_declarations): Ifdef out code clearing DECL_RTL.
8998 * tree-optimize.c (execute_inline): Mark functions called.
8999 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
9001 2004-10-11 Jan Hubicka <jh@suse.cz>
9003 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
9004 (cgraph_varpool_last_needed_node): New static variable.
9005 (enqueue_needed_varpool_node): Break out from ...; add items to the
9006 end of queue; update first pointers.
9007 (cgraph_varpool_mark_needed_node): ... here.
9008 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
9009 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
9010 * cgraph.h (cgraph_varpool_node): Add analyzed field.
9011 (cgraph_varpool_first_unanalyzed_node): Declare.
9012 * cgraphunit.c: Include output.h.
9013 (cgraph_varpool_analyze_pending_decls): New function.
9014 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
9015 for errors, analyze pending decls.
9016 (cgraph_finalize_compilation_unit): Only analyze decls.
9017 (cgraph_optimize): Assemble the decls after expanding.
9019 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
9021 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
9022 subvars get marked properly in tags for grouping.
9023 (add_pointed_to_var): Mark only actual pointed to
9024 variables/subvars in addresses needed.
9025 (create_overlap_variables_for): Clear call clobbered on original
9027 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
9028 addresable vars with subvars into list.
9029 * tree-ssa.c (verify_ssa_name): Verify original is not used where
9032 2005-03-30 Richard Henderson <rth@redhat.com>
9034 * cgraph.h (struct cgraph_node): Add alias.
9035 * varasm.c (assemble_alias): Set it.
9036 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
9037 avoid calling cgraph_expand_function.
9039 2005-03-30 Tom Tromey <tromey@redhat.com>
9041 * tree.def (FILE_TYPE): Removed.
9042 * typeclass.h (enum type_class): Removed file_type_class.
9043 * dwarf2out.c (is_base_type): Updated.
9044 (gen_type_die): Likewise.
9045 * dbxout.c (dbxout_type): Updated.
9046 * builtins.c (type_to_class): Updated.
9047 * tree.c (type_contains_placeholder_1): Updated.
9048 * config/sparc/sparc.c (sparc_type_code): Updated.
9049 * config/ia64/ia64.c (hfa_element_mode): Updated.
9050 * expr.c (count_type_elements): Updated.
9051 * stor-layout.c (layout_type): Updated.
9052 * tree-inline.c (remap_type): Updated.
9053 * tree-pretty-print.c (dump_generic_node): Updated.
9055 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
9057 * builtins.c (expand_builtin_powi): Fix mode of
9058 2nd argument to match int.
9059 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
9060 2nd argument type to int.
9061 * libgcc2.c: Change prototype of __powi* functions to use
9064 2005-03-30 Dale Johannesen <dalej@apple.com>
9067 * calls.c (expand_call): Flush pending deferrals before
9070 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9074 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
9075 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
9076 c_label_context, label_context_stack): New.
9077 * c-decl.c (define_label): Check for jumps into statement
9078 expressions. Add label to list of defined labels.
9079 (start_function): Push context on label_context_stack.
9080 (finish_function): Pop context from label_context_stack.
9081 * c-typeck.c (label_context_stack): New.
9082 (c_finish_goto_label): Check for jumps into statement
9083 expressions. Add label to list of jumped to labels.
9084 (struct c_switch): Add blocked_stmt_expr.
9085 (c_start_case): Initialize it.
9086 (do_case): Check it.
9087 (c_finish_case): Verify !blocked_stmt_expr.
9088 (c_begin_stmt_expr): Push context on label_context_stack.
9089 Increment blocked_stmt_expr. Mark labels jumped to from outside
9091 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
9092 defined in the statement expression and no longer jumpable to.
9093 Mark labels jumped to from just outside the statement expression
9094 as again definable. Pop context from label_context_stack.
9095 * doc/extend.texi (Statement Exprs): Update.
9097 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
9100 * c-decl.c (start_function): Check for old_decl being
9103 2005-03-30 Ian Lance Taylor <ian@airs.com>
9105 * final.c (final): Remove prescan parameter. Change all callers.
9106 (final_scan_insn): Remove prescan parameter. Change all callers.
9108 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
9110 * tree-vectorizer.c: Fix comment typos.
9112 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
9114 * tree-scalar-evolution.c (instantiate_parameters_1): Return
9115 as soon as a chrec_dont_know is detected.
9117 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
9119 Merge from csl-arm-branch.
9120 2004-02-12 Mark Mitchell <mark@codesourcery.com>
9122 * tlink.c (recompile_files): Do not assume that "rename" can
9123 overwrite an existing file.
9125 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
9127 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
9128 * gcc/configure: Regenerate.
9130 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9132 * doc/install.texi: Update binutils requirement for powerpc*-linux.
9134 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
9136 * calls.c (struct arg_data): Update "partial" comment.
9137 (load_register_parameters): Update "nregs" comment.
9139 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9141 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
9142 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
9143 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
9144 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
9145 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
9146 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
9147 than target_flags & 0.
9148 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
9149 (iq2000_arch, iq2000_parse_cpu): Delete.
9150 (TARGET_HANDLE_OPTION): Override default.
9151 (iq2000_handle_option): New function.
9152 (override_options): Remove -march= and -mcpu= handling.
9153 * config/iq2000/iq2000.opt: New file.
9155 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9157 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
9158 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
9159 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
9160 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
9161 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
9162 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
9163 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
9164 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
9165 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
9166 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
9167 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
9168 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
9169 (c4x_rpts_cycles_string, c4x_cpu_version_string)
9170 (TARGET_OPTIONS): Delete.
9171 (c4x_rpts_cycles, c4x_cpu_version): Declare.
9172 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
9173 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
9174 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
9175 (c4x_cpu_version_string): Delete.
9176 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9177 (c4x_handle_option): New function. Map -m3x and -m4x options to the
9178 equivalent -mcpu= option.
9179 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
9180 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
9181 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
9182 or clearing the appropriate MASK_* bit.
9183 (c4x_file_start): Use c4x_cpu_version.
9184 * config/c4x/c4x.opt: New file.
9186 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9188 * doc/options.texi: Document the new MaskExists flag.
9189 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
9190 if the option has the MaskExists flag.
9192 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
9194 * opt-functions.awk (flag_set_p, test_flag): New functions.
9195 (switch_flags): Use them.
9196 * opth-gen.awk: Use flag_set_p to check for flags.
9197 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
9199 2005-03-30 Ian Lance Taylor <ian@airs.com>
9201 * config.host (i[34567]86-*-mingw32*): Don't set
9202 host_can_use_collect2 to no.
9204 2005-03-30 Alan Modra <amodra@bigpond.net.au>
9207 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
9208 Remove convert_memory_address call duplicating that in memory_address.
9210 2005-03-29 Richard Henderson <rth@redhat.com>
9213 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
9214 (build_compound_literal): Likewise. Propagate decl type into the
9216 (finish_decl): Likewise. Use new return value from complete_array_type
9217 for zero sized arrays.
9218 (complete_array_type): Move ...
9219 * c-common.c (complete_array_type): ... here. Change first argument
9220 to pointer-to-type-node. Consistently use sizetype for the index
9221 except for zero sized arrays. Detect zero sized arrays for pedantic
9222 mode diagnostics. Create a new type node instead of modifying the
9224 * c-tree.h (complete_array_type): Move decl ...
9225 * c-common.h (complete_array_type): ... here.
9227 2005-03-29 Richard Henderson <rth@redhat.com>
9230 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
9232 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
9234 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
9235 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
9236 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
9237 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
9239 2005-03-29 Eric Christopher <echristo@redhat.com>
9241 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
9242 truthvalue conversion removal.
9244 2005-03-29 Ian Lance Taylor <ian@airs.com>
9247 * collect2.c: Never include <vfork.h>.
9248 (VFORK_STRING, vfork): Don't define.
9249 (pid): Remove global variable.
9250 (handler): Call raise instead of kill (getpid(), ...).
9251 (collect_wait): Add pex parameter. Change all callers. Use
9252 pex_get_status rather than pwait.
9253 (do_wait): Add pex parameter. Change all callers.
9254 (collect_execute): Return struct pex_obj * rather than void. Use
9255 pex routines rather than pexecute.
9256 (fork_execute): Get pex_obj from collect_execute, and pass it to
9258 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
9259 Only declare quit_handler if SIGQUIT is defined.
9260 (scan_libraries): Likewise.
9261 * collect2.h (collect_execute): Update declaration.
9262 (collect_wait): Update declaration.
9263 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
9264 pass it to collect_wait.
9266 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
9269 * c-parser.c (c_parser_compound_statement_nostart): Give error
9270 message for EOF instead of just setting parser->error.
9272 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
9274 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
9275 (slpeel_update_phi_nodes_for_guard1): New function.
9276 (slpeel_update_phi_nodes_for_guard2): New function.
9277 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
9278 of slpeel_update_phi_nodes_for_guard.
9279 (vectorize_loops): Remove call to loop_closed_rewrite.
9280 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
9283 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
9285 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
9286 (TARGET_LITTLE_ENDIAN): New macro.
9287 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
9288 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
9289 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
9290 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
9291 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
9292 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
9293 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
9294 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
9295 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
9296 (TARGET_OPTIONS): Delete.
9297 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
9298 (CACHE_FLUSH_TRAP): Turn into an integer.
9299 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
9300 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
9301 -mflush-trap is in use.
9302 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
9303 (m32r_cache_flush_trap_string): Delete.
9304 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
9305 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
9306 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
9307 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9308 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
9309 -mmodel= and -msdata= handling from...
9310 (m32r_init): ...here.
9311 * config/m32r/m32r.opt: New file.
9313 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
9315 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
9316 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
9317 * tree-vect-analyze.c (vect_object_analysis): additional parm
9318 pass back a "struct ptr_info_def *" with the points-to info.
9319 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
9320 statement using info returned from vect_object_analysis.
9321 * tree-vect-transform.c (update_vuses_to_preheader): New function.
9322 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
9323 for virtual uses and defs when creating a replacement vector
9324 reference. Call duplicate_ssa_name_ptr_info to define points-to
9325 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
9326 (vectorizable_store): copy_virtual_operands and update
9327 definition statements.
9328 (vectorizable_load): copy_virtual_operands. Remove call to
9329 mark_call_clobbered_vars_to_rename for call to "const" builtin.
9330 * tree-vectorizer.c (vectorize_loops): Remove calls to
9331 rewrite_into_ssa and bitmap_clear (vars_to_rename).
9332 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
9333 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
9334 define macro STMT_VINFO_PTR_INFO for use in accessing.
9335 * tree.h add export of duplicate_ssa_name_ptr_info.
9336 * rs6000.c (altivec_init_builtins): Declare builtin function
9337 __builtin_altivec_mask_for_load to be "const".
9339 2005-03-29 Jakub Jelinek <jakub@redhat.com>
9342 * cgraph.h (struct cgraph_varpool_node): Add alias field.
9343 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
9344 assemble_variable on aliases.
9345 * varasm.c (assemble_alias): Set node->alias.
9346 * toplev.c (wrapup_global_declarations): Don't call
9347 rest_of_decl_compilation on aliases again.
9349 2005-03-29 Paul Brook <paul@codesourcery.com>
9351 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
9352 * config/arm/arm.c (arm_dbx_register_number): New function.
9353 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
9355 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
9358 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
9359 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
9361 2005-03-29 Dale Johannesen <dalej@apple.com>
9363 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
9364 $(TREE_H) and $(COVERAGE_H).
9365 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
9366 * opts.c (common_handle_option): Enable tree-based value transforms.
9367 * toplev.c (process_options): Ditto.
9368 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
9369 refers to references to this type.
9370 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
9371 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
9372 for may_be_more, may_be_less.
9373 (rtl_gen_pow2_profiler): Adjust.
9374 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
9375 (rtl_gen_one_value_profiler): Adjust.
9376 (rtl_gen_const_delta_profiler): Adjust.
9377 * tree-profile.c (tree_gen_interval_profiler): Implement.
9378 (tree_gen_pow2_profiler): Ditto.
9379 (tree_gen_one_value_profiler): Ditto.
9380 (tree_profiling): New.
9381 (pass_tree_profile): Reference it.
9382 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
9384 (insn_divmod_values_to_profile): Rename to
9385 rtl_divmod_values_to_profile. Adjust.
9386 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
9387 (insn_prefetch_values_to_profile): Adjust.
9388 (rtl_value_profile_transformations): Adjust.
9389 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
9390 (gen_mod_pow2): Rename to rtl_mod_pow2.
9391 (gen_mod_subtract): Rename to rtl_mod_subtract.
9392 (divmod_fixed_value_transform): Rename to
9393 rtl_divmod_fixed_value_transform.
9394 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
9395 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
9396 (rtl_find_values_to_profile): Adjust.
9397 (tree_value_profile_transformations): Implement.
9398 (tree_divmod_values_to_profile): New.
9399 (tree_values_to_profile): New.
9400 (tree_divmod_fixed_value): New.
9401 (tree_mod_pow2): New.
9402 (tree_mod_subtract): New.
9403 (tree_divmod_fixed_value_transform): New.
9404 (tree_mod_pow2_value_transform): New.
9405 (tree_mod_subtract_transform): New.
9406 (tree_find_values_to_profile): Implement.
9407 * profile.c (instrument_values): Free histograms.
9408 (compute_value_histograms): Adjust. Implement tree version.
9410 2005-03-29 Uros Bizjak <uros@kss-loka.si>
9412 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
9413 * config/i386/i386.c (output_fix_trunc): Add new round_mode
9414 variable. Output "fldcw" depending on round_mode.
9415 * config/i386/i386.md (UNSPEC_FIST): New.
9416 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
9417 New isns patterns to implement lrint and llrint built-ins as x87
9419 (fistdi2, fist<mode>2 splitters): New splitters.
9420 (lrint<mode>2): New expanders.
9422 2005-03-28 Ian Lance Taylor <ian@airs.com>
9424 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
9425 0 when calling final_scan_insn.
9427 2005-03-28 Jan Hubicka <jh@suse.cz>
9430 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
9433 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
9434 types where possible.
9436 2005-03-26 Per Bothner <per@bothner.com>
9438 Make -f[no-]show-column also control non-cpp diagnostics.
9439 * c.opt (fshow-column): Move option from here ...
9440 * common.opt (fshow-column): ... to here.
9441 * diagnostic.c (diagnostic_build_prefix): Only print column number
9442 if flag_show_column.
9444 2005-03-27 Steven Bosscher <stevenb@suse.de>
9446 * vax-protos.h (vax_output_int_move, vax_output_int_add,
9447 vax_output_conditional_branch): New prototypes.
9448 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
9449 extracted from vax.md mov and add patterns.
9450 (vax_output_conditional_branch): New function to output conditional
9451 branch instructions.
9452 * vax.md: Use mode macros for arithmetic and mov patterns.
9453 Use code macros for the jump patterns.
9455 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
9457 * Makefile.in (libbackend.o): Depend on version files;
9458 add custom generation command.
9460 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
9463 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
9464 sure that we have a REG before getting its REGNO.
9466 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9468 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
9469 * builtins.def (BUILT_IN_STRNDUP): New.
9471 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
9473 PR tree-optimization/20470
9474 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
9477 2005-03-25 Mike Stump <mrs@apple.com>
9479 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
9482 2005-03-25 Geoffrey Keating <geoffk@apple.com>
9484 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
9485 Use our own structure definitions.
9487 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
9488 (fix_truncdfsi2): Allow registers or memory as destination.
9489 When TARGET_PPC_GFXOPT, generate simplified pattern.
9490 (fix_truncdfsi2_internal): Use define_insn_and_split.
9491 (fix_truncdfsi2_internal_gfxopt): New.
9492 (fctiwz): Don't confuse register allocation by giving it no choices.
9494 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
9495 (EXTRA_MEMORY_CONSTRAINT): Likewise.
9496 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
9497 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
9499 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
9501 * dominance.c (free_dominance_info): Speed up by freeing et
9502 data structures without maintaining other nodes.
9503 * et-forest.c (et_free_tree_force): New.
9504 * et-forest.h: Add a prototype for et_free_tree_force.
9506 * tree.c (get_set_constructor_bits,
9507 get_set_constructor_bytes): Remove.
9508 * tree.h: Remove the corresponding prototypes.
9510 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9513 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
9514 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
9515 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
9516 PRE_DEC, NEG and NOT.
9518 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
9520 * fold-const.c: Convert uses of fold (build (...)) to
9523 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
9525 PR rtl-optimization/20249
9526 * cse.c (insert_regs): Do not record equivalence of registers in
9529 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
9531 * emit-rtl.c (reverse_comparison): Remove.
9532 * rtl.h: Remove the corresponding prototype.
9534 2005-03-24 James E Wilson <wilson@specifixinc.com>
9536 * doc/install.texi (--enable-altivec): Delete docs.
9538 2005-03-24 David Edelsohn <edelsohn@gnu.org>
9540 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
9541 SFmode and DFmode before reload when
9542 flag_unsafe_math_optimizations not enabled.
9544 2005-03-24 Geoffrey Keating <geoffk@apple.com>
9546 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
9548 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
9549 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
9551 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
9553 * configure.ac (enable-checking): Add 'runtime' option.
9554 * doc/install.texi (enable-checking): Document 'runtime' checking.
9555 * tsystem.h (gcc_assert, gcc_unreachable): Define.
9556 * config.in: Regenerated.
9557 * configure: Regenerated.
9559 2005-03-23 Uros Bizjak <uros@kss-loka.si>
9561 * optabs.h (enum optab_index): Remove OTI_llrint.
9562 (llrint_optab): Remove macro.
9563 * optabs.c (init_optabs): Remove llrint_optab initialization.
9564 * genopinit.c (optabs): Remove llrint_optab implementation.
9565 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
9568 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
9570 PR rtl-optimization/20532
9571 * simplify-rtx.c (simplify_binary_operation_1): Protect from
9572 overflow when adding coefficients for PLUS or MINUS.
9573 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
9576 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
9578 * langhooks.h (truthvalue_conversion): Remove.
9579 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9580 LANG_HOOKS_TRUTHVALUE_CONVERSION.
9581 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
9582 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
9583 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
9585 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
9587 * params.def: Fix a typo.
9588 * config/mips/mips.c: Follow the spelling convensions.
9589 * doc/invoke.texi: Fix typos.
9591 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
9593 Fix PR tree-optimization/20601
9595 * tree-ssa-pre.c (insert_aux): Add missing condition to
9598 2005-03-23 Ian Lance Taylor <ian@airs.com>
9600 * final.c (final_scan_insn): Don't remove no-op instructions.
9601 * reload1.c (reload): Remove simple no-op instructions even when
9604 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
9606 PR tree-optimization/20501
9607 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
9608 reporting that peeling for alignment is applied moved to...
9609 * (vect_analyze_data_refs_alignment): Here.
9611 2005-03-23 Ian Lance Taylor <ian@airs.com>
9613 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
9615 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9617 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
9618 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
9620 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
9622 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
9623 imply that this is called once, independent of asms in code.
9624 Adjust to now being pased output and input lists. Mention helper
9625 function decl_overlaps_hard_reg_set_p.
9626 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
9627 hook_tree_tree_identity and to take three trees, returning third.
9628 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
9630 * stmt.c: include hard-reg-set.h before tree.h.
9631 (decl_overlaps_hard_reg_set_p): New function, broken out from...
9632 (decl_conflicts_with_clobbers_p): Call
9633 decl_overlaps_hard_reg_set_p.
9634 (expand_asm_operands): Pass output and input lists in call to
9635 targetm.md_asm_clobbers.
9636 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
9637 hook_tree_tree_tree_tree_3rd_identity.
9638 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
9640 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
9641 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
9642 parameters, first two unused.
9643 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
9644 parameters. Only add MOF to clobbers if there's no 'h' mentioned
9645 in constraint letters and MOF is not mentioned as a asm-declared
9646 register in neither of the input and output lists.
9648 2005-03-23 DJ Delorie <dj@redhat.com>
9650 * optabs.c (expand_binop): Make sure the first subword's result
9653 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
9655 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
9656 Call c_common_truthvalue_conversion rather than
9657 lang_hooks.truthvalue_conversion.
9658 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
9659 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
9661 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
9662 c_common_truthvalue_conversion.
9663 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
9664 c_parser_conditional_expression, c_parser_binary_expression): Call
9665 c_objc_common_truthvalue_conversion.
9666 * c-typeck.c (build_unary_op): Call
9667 c_objc_common_truthvalue_conversion.
9668 (build_conditional_expr): Do not call
9669 lang_hooks.truthvalue_conversion.
9670 (build_binary_op): Call c_common_truthvalue_conversion.
9671 (c_objc_common_truthvalue_conversion): Moved from
9672 c-objc-common.c. Call default_function_array_conversion instead
9673 of default_conversion.
9675 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
9677 * c-common.h (default_conversion): Remove.
9678 (perform_integral_promotions): Add.
9679 * c-tree.h (default_conversion): Add.
9680 * c-typeck.c (perform_integral_promotions): New, split out from
9682 * c-common.c (check_case_value): Use perform_integral_promotions,
9683 not default_conversion.
9684 (c_add_case_label): Don't continue processing case label after
9685 found to be pointer.
9687 2005-03-23 Mark Mitchell <mark@codesourcery.com>
9689 * gcc.c (do_spec_1): Do not add a -L path for a directory in
9690 the prefix list if we have already added a multilib directory
9692 (main): Do not add MD_EXEC_PREFIX to the list of directories to
9695 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9697 * reload1.c (indirect_symref_ok, reload_obstack): Make them
9699 * reload.h: Remove the prototype for indirect_symref_ok.
9701 * reload1.c (indirect_symref_ok): Make it global.
9702 * reload.h: Add a prototype for indirect_symref_ok.
9704 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
9706 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
9709 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9711 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
9713 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
9715 * c-opts.c (c_common_parse_file): Only start/end main source file
9716 if debug hooks says the writer wants it.
9717 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
9719 (xcoff_debug_hooks): Ditto.
9720 * debug.c (do_nothing_hooks): Ditto.
9721 * debug.h (gcc_debug_hooks): Ditto.
9722 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
9723 * sdbout.c (sdb_debug_hooks): Ditto.
9724 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
9726 2005-03-22 Mark Mitchell <mark@codesourcery.com>
9728 * doc/extend.texi: Deprecate C++ min/max operators.
9730 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
9732 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
9733 artificial original candidates.
9735 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
9736 Jan Hubicka <jh@suse.cz>
9737 Steven Bosscher <stevenb@suse.de>
9739 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
9740 call cost based on argument sizes.
9741 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
9743 * params.def: (max-inline-inssn-single): Set to 450.
9744 (max-inline-insns-auto): Set to 90.
9745 (max-inline-insns-recursive): Set to 450
9746 (max-inline-insns-recursive-auto): Set to 450.
9747 (large-function-insns): Set to 2700.
9748 (inline-call-cost): New parameter.
9749 * tree-inline.c (estimate_move_cost): New function.
9750 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
9751 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
9753 * tree-inline.h (estimate_move_cost): Declare.
9754 * invoke.texi: (max-inline-inssn-single): Change default to 450.
9755 (max-inline-insns-auto): Change default to 90.
9756 (max-inline-insns-recursive): Change default to 450
9757 (max-inline-insns-recursive-auto): Change default to 450.
9758 (large-function-insns): Change default to 2700.
9759 (inline-call-cost): Document new parameter.
9761 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
9763 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
9764 (TARGET_DEFAULT): Delete.
9765 * config/i860/i860.opt: New file.
9767 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
9769 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
9770 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
9771 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
9772 (frv_sched_lookahead): Delete.
9773 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
9774 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
9775 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
9776 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
9777 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
9778 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
9779 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
9780 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
9781 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
9782 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
9783 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
9784 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
9785 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
9786 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
9787 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
9788 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
9789 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
9790 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
9791 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
9792 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
9793 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
9794 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
9795 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
9796 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
9797 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
9798 (frv_sched_lookahead): Delete.
9799 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
9800 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9801 (frv_handle_option): New function. Move -mcpu= handling from...
9802 (frv_override_options): ...here. Remove handling of other
9804 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
9805 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
9806 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
9807 and TARGET_NO_MULTI_CE.
9808 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
9809 !TARGET_VLIW_BRANCH.
9810 * config/frv/frv.opt: New file.
9812 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9814 * fold-const.c (fold_ternary): Take decomposed arguments of
9816 (fold): Update a call to fold_ternary.
9818 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
9819 * tree.h: Add corresponding prototypes.
9821 2005-03-22 Jakub Jelinek <jakub@redhat.com>
9824 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
9825 between jump table and its label.
9826 * final.c (shorten_branches): Handle notes in between ADDR_VEC
9827 resp. ADDR_DIFF_VEC and the label preceeding it.
9828 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
9829 is emitted in the right section.
9831 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
9833 * fold-const.c (fold_unary, fold_binary): Update comments
9836 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
9838 PR rtl-optimization/20527
9839 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
9840 REG_INC note, test that the register also isn't mentioned in PRED
9843 2005-03-22 Ben Elliston <bje@au.ibm.com>
9845 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
9848 2005-03-21 Mike Stump <mrs@apple.com>
9850 * varasm.c (default_assemble_visibility): Remove extra ().
9852 2005-03-21 Roger Sayle <roger@eyesopen.com>
9855 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
9856 to determine whether a block can be duplicated, rather than test
9857 whether the block contains noncopyable insns ourselves.
9859 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9861 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
9864 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9866 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
9868 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
9870 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
9871 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
9872 * config/fr30/fr30.opt: New file.
9874 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
9876 Fix PR tree-optimization/20542
9878 * tree-flow-inline.h (overlap_subvar): Move to here.
9879 * tree-ssa-operands.c: From here.
9880 * tree-flow.h (overlap_subvar): Declare.
9881 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
9882 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
9883 for variables with subvars.
9885 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
9888 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
9889 * modulo-sched.c (const_iteration_count): Return on NULL
9891 (print_node_sched_params): Return on NULL dump_file.
9892 (generate_reg_moves): Handle reg-anti dependencies and disregard
9893 closing branch when generating register moves.
9894 (sms_schedule): Mark the SMSed block dirty.
9895 * passes.c (rest_of_handle_sms): Call update_life_info for all
9897 * testsuite/gcc.dg/20050321-1.c: New test.
9899 2005-03-21 Bob Wilson <bob.wilson@acm.org>
9901 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
9902 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
9903 movqi_internal): Likewise.
9905 2005-03-21 Bob Wilson <bob.wilson@acm.org>
9907 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
9908 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
9909 xtensa_b4const): Delete prototypes.
9910 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
9911 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
9912 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
9913 xtensa_extra_constraint): New prototypes.
9914 (add_operand, arith_operand, nonimmed_operand, mem_operand,
9915 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
9916 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
9917 move_operand, const_float_1_operand, fpmem_offset_operand,
9918 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
9919 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
9920 (xtensa_b4const_or_zero): ...this. Change return type to bool and
9921 argument type to HOST_WIDE_INT.
9922 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
9923 xtensa_mask_immediate): Likewise.
9924 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
9925 Likewise. Also make these functions static.
9926 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
9927 (xtensa_const_ok_for_letter_p): New.
9928 (add_operand, arith_operand, nonimmed_operand, mem_operand,
9929 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
9930 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
9931 move_operand, const_float_1_operand, fpmem_offset_operand,
9932 branch_operator, ubranch_operator, boolean_operator): Move to
9934 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
9935 (xtensa_mem_offset): Change return type to bool.
9936 (xtensa_extra_constraint): New.
9937 (gen_int_relational): Update type of const_range_p function pointer.
9938 Use xtensa_b4const_or_zero.
9939 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
9940 xtensa_const_ok_for_letter_p. Update comments.
9941 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
9942 (PREDICATE_CODES): Delete.
9943 * config/xtensa/xtensa.md: Include predicates.md.
9944 * config/xtensa/predicates.md: New file.
9946 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9948 * config/v850/v850-protos.h: Remove the prototypes for
9949 reg_or_int9_operand, reg_or_const_operand,
9950 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
9951 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
9952 movsi_source_operand, power_of_two_operand,
9953 not_power_of_two_operand, special_symbolref_operand,
9954 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
9955 register_is_ok_for_epilogue.
9956 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
9957 reg_or_int9_operand, reg_or_const_operand,
9958 call_address_operand, special_symbolref_operand,
9959 movsi_source_operand, power_of_two_operand,
9960 not_power_of_two_operand, register_is_ok_for_epilogue,
9961 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
9962 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
9964 * config/v850/v850.h (PREDICATE_CODES): Remove.
9965 * config/v850/v850.md: Include predicates.md.
9966 * config/v850/predicates.md: New.
9968 2005-03-21 Zack Weinberg <zack@codesourcery.com>
9970 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
9971 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9972 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
9973 (itoolsdir, itoolsdatadir): Move definition above new first use.
9974 (install-itoolsdirs): New rule.
9975 (install-mkheaders): Depend on install-itoolsdirs, not
9976 install-include-dir.
9978 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
9980 * tree-into-ssa.c: Remove obsolete comments.
9982 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
9984 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
9985 unrolling if -fpeel-loops is specified, too.
9986 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
9987 Remove superfluous check for flag_unroll_loops.
9989 2005-03-21 Uros Bizjak <uros@kss-loka.si>
9991 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
9992 (lrint_optab, llrint_optab): Define corresponding macros.
9993 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
9994 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
9995 pattern and llrint_optab using llrintdi2 patterns.
9996 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
9997 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
9998 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
9999 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
10000 flag_unsafe_math_optimizations is set.
10002 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10004 * combine.c (combine_simplify_rtx, simplify_if_then_else,
10005 simplify_logical, if_then_else_cond, known_cond,
10006 simplify_comparison): Adjust calls to reverse_comparison.
10007 Don't use combine_reversed_comparison_code).
10008 (combine_reversed_comparison_code): Remove.
10009 (reversed_comparison): Using reversed_comparison_code, move it...
10010 * jump.c (reversed_comparison): ... here.
10011 * rtl.h (reversed_comparison): Add prototype.
10013 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10015 * builtins.c (fold_builtin): Take decomposed arguments of
10017 * fold-const.c (fold_ternary): Update a call to fold_builtin.
10018 * gimplify.c (gimplify_call_expr): Likewise.
10019 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
10020 * tree.h: Update the prototype of fold_builtin.
10022 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
10024 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
10025 * rtlhooks.c (gen_lowpart_no_emit_general): New.
10026 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
10027 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
10028 * simplify-rtx.c (simplify_binary_operation_1): Use it.
10030 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
10032 * builtins.c (fold_builtin_1): Take decomposed arguments of
10034 (fold_builtin): Update a call to fold_builtin_1.
10036 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
10039 * gcov.c (output_lines): Only output function block summary when
10040 outputting branch information.
10041 * doc/gcov.texi: Document format of preamble and additional block
10044 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
10046 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
10047 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
10048 the defaults false if BITS_PER_UNIT != 8.
10049 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
10050 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
10051 than BITS_PER_UNIT != 8.
10052 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
10053 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
10054 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
10056 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
10057 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
10059 2005-03-20 Roger Sayle <roger@eyesopen.com>
10061 PR middle-end/20539
10062 * fold-const.c (fold_binary): Fix type mismatch between
10063 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
10064 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
10065 for non-truth-valued expressions.
10067 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
10068 and FUNCTION_DECL in the main switch.
10069 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
10070 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
10071 we also need to convert their operands to match.
10072 <TRUTH_NOT_EXPR>: Likewise.
10074 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
10076 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
10077 diagnostic without checking whether an lvalue.
10078 * c-common.h (lvalue_p): Remove.
10079 (enum lvalue_use): Update comment.
10080 (lvalue_or_else): Replace by lvalue_error.
10081 * c-typeck.c (lvalue_p): Make static.
10082 (lvalue_or_else): New. Call lvalue_error.
10084 2005-03-21 Alan Modra <amodra@bigpond.net.au>
10086 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
10087 (function_arg_advance): Use rs6000_parm_start.
10088 (function_arg, rs6000_arg_partial_bytes): Likewise.
10090 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10092 * c-common.c (check_case_value): Adjust comment about stripping
10094 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
10095 * c-typeck.c (default_conversion, convert_arguments,
10096 build_modify_expr, convert_for_assignment, store_init_value,
10097 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
10098 manually. Remove inaccurate comments.
10100 2005-03-20 Roger Sayle <roger@eyesopen.com>
10101 Joseph S. Myers <joseph@codesourcery.com>
10103 * varasm.c (do_assemble_alias): Restore comment describing function.
10104 Annotate the target parameter as potentially unused.
10106 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
10109 * config/avr/avr.c (avr_output_function_prologue): Do not use
10110 current_function_name() in a label, use a local label instead.
10112 2005-03-20 David Edelsohn <edelsohn@gnu.org>
10114 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
10115 flag_finite_math_only, not flag_unsafe_math_optimizations.
10117 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10119 * builtins.c (fold_builtin_1): Update a call to
10120 targetm.fold_builtin.
10121 * hooks.c (hook_tree_tree_bool_null): Rename to
10122 hook_tree_tree_tree_bool_null. Take one more argument of type
10124 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
10125 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
10126 hook_tree_tree_tree_bool_null.
10127 * target.h (gcc_target): Update the prototype of fold_builtin.
10128 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
10129 arguments of CALL_EXPR.
10130 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
10133 2005-03-20 Jan Hubicka <jh@suse.cz>
10135 * cgraph.h (cgraph_node): Add prev_clone pointer.
10136 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
10137 (cgraph_clone_node): Produce doubly linked chain.
10139 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10141 * c-common.c (handle_aligned_attribute, check_function_sentinel,
10142 get_nonnull_operand, handle_sentinel_attribute,
10143 check_function_arguments_recurse): Do not strip NOPS from
10145 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
10147 * c-format.c (get_constant): Likewise.
10148 * c-parser.c (c_parser_postfix_expression): Likewise.
10149 * c-typeck.c (set_init_index): Likewise.
10150 (convert_arguments): Don't check for NOP_EXPR containing integer
10153 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
10155 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
10156 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
10157 Take decomposed arguments of CALL_EXPR.
10158 (fold_builtin_1): Update calls to the functions mentioned
10161 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
10163 * c-decl.c (check_bitfield_type_and_width): Require bit-field
10164 width to have integer type.
10165 (build_enumerator): Require enumerator value to have integer type.
10167 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10169 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
10172 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10174 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
10175 std=iso9899:199x): Correct descriptions.
10177 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
10179 * config.gcc: Consistently use solaris2.1[0-9]* instead of
10182 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
10184 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
10186 (expand_builtin_memcpy, fold_builtin_1): Update calls to
10187 fold_builtin_memcpy.
10189 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
10190 arguments of CALL_EXPR.
10191 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
10192 fold_builtin_found, fold_builtin_1): Update calls to
10193 fold_trunc_transparent_mathfn.
10195 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10197 PR middle-end/20493
10198 * fold-const.c (fold_widened_comparison): Don't optimize casts of
10199 function pointers on targets that require function pointer
10201 (fold_sign_changed_comparison): Likewise.
10203 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
10205 * combine.c (try_combine): When changing the mode of a hard reg, make
10206 sure that doing so is valid.
10208 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
10210 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
10211 (TARGET_HANDLE_OPTION): Override default.
10212 (avr_handle_option): New function.
10213 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
10214 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
10215 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
10216 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
10217 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
10218 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
10219 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
10220 (TARGET_OPTIONS): Delete.
10221 * config/avr/avr.opt: New file.
10223 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10225 * config/m32r/m32r-protos.h: Remove the prototypes for
10226 call_address_operand, symbolic_operand, seth_add3_operand,
10227 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10228 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10229 two_insn_const_operand, move_src_operand,
10230 move_double_src_operand, move_dest_operand,
10231 eqne_comparison_operator, signed_comparison_operator,
10232 large_insn_p, conditional_move_operand, carry_compare_operand,
10233 m32r_block_immediate_operand, extend_operand,
10234 reg_or_eq_int16_operand, int8_operand, and
10235 reg_or_zero_operand.
10236 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10237 seth_add3_operand, int8_operand, cmp_int16_operand,
10238 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10239 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10240 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10241 move_double_src_operand, move_dest_operand,
10242 eqne_comparison_operator, signed_comparison_operator,
10243 extend_operand, small_insn_p, large_insn_p,
10244 conditional_move_operand, carry_compare_operand,
10245 m32r_block_immediate_operand): Move to predicates.md.
10246 (MAX_MOVE_BYTES): Move to m32r.h.
10247 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10248 * config/m32r/m32r.md: Include predicates.md.
10249 * config/m32r/predicates.md: New.
10251 2005-03-18 James E Wilson <wilson@specifixinc.com>
10254 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
10257 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10259 * config/mn10300/mn10300-protos.h: Remove the prototypes for
10260 call_address_operand, const_8bit_operand.
10261 * config/mn10300/mn10300.c (call_address_operand,
10262 const_8bit_operand, const_1f_operand): Move to predicates.md.
10263 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
10264 * config/mn10300/mn10300.md: Include predicates.md.
10265 * config/mn10300/predicates.md: New.
10267 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
10269 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
10270 declarations in diagnostics and %E for identifiers, not %s.
10272 2005-03-18 Jan Hubicka <jh@suse.cz>
10273 Dale Johannesen <dalej@apple.com>
10275 * basic-block.h (scale_bbs_frequencies_int,
10276 scale_bbs_frequencies_gcov_type): Declare.
10277 * cfg.c (RDIV): New macro.
10278 (update_bb_frequency_for_threading): Fix.
10279 * basic-block.h (scale_bbs_frequencies_int,
10280 scale_bbs_frequencies_gcov_type): New.
10281 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
10282 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
10283 scale_bbs_frequencies_int.
10284 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
10286 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10288 * config/m32r/m32r-protos.h: Remove the prototypes for
10289 call_address_operand, symbolic_operand, seth_add3_operand,
10290 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
10291 reg_or_uint16_operand, reg_or_cmp_int16_operand,
10292 two_insn_const_operand, move_src_operand,
10293 move_double_src_operand, move_dest_operand,
10294 eqne_comparison_operator, signed_comparison_operator,
10295 large_insn_p, conditional_move_operand, carry_compare_operand,
10296 m32r_block_immediate_operand, extend_operand,
10297 reg_or_eq_int16_operand, int8_operand, and
10298 reg_or_zero_operand.
10299 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
10300 seth_add3_operand, int8_operand, cmp_int16_operand,
10301 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
10302 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
10303 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
10304 move_double_src_operand, move_dest_operand,
10305 eqne_comparison_operator, signed_comparison_operator,
10306 extend_operand, small_insn_p, large_insn_p,
10307 conditional_move_operand, carry_compare_operand,
10308 m32r_block_immediate_operand): Move to predicates.md.
10309 (MAX_MOVE_BYTES): Move to m32r.h.
10310 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
10311 * config/m32r/m32r.md: Include predicates.md.
10312 * config/m32r/predicates.md: New.
10314 * config/pa/pa-protos.h: Add prototypes for magic_milli and
10316 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
10317 symbolic_operand, symbolic_memory_operand,
10318 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
10319 indexed_memory_operand, move_dest_operand, move_src_operand,
10320 prefetch_cc_operand, prefetch_nocc_operand,
10321 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
10322 arith_operand, arith11_operand, pre_cint_operand,
10323 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
10324 ireg_operand, int5_operand, uint5_operand, int11_operand,
10325 uint32_operand, arith5_operand, and_operand, ior_operand,
10326 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
10327 pc_or_label_operand, div_operand, plus_xor_ior_operator,
10328 shadd_operand, movb_comparison_operator,
10329 cmpib_comparison_operator): Move to predicates.md.
10330 (magic_milli, shadd_constant_p): Make it extern.
10331 * config/pa/pa.h (PREDICATE_CODES): Remove.
10332 * config/pa/pa.md: Include predicates.md.
10333 * config/pa/predicates.md: New.
10335 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
10338 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10340 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
10341 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
10342 config/alpha/freebsd.h, config/alpha/linux.h,
10343 config/alpha/netbsd.h, config/alpha/osf5.h,
10344 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
10345 config/h8300/h8300-protos.h, config/h8300/h8300.c,
10346 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
10347 doc/cppopts.texi: Update copyright.
10349 2005-03-18 Jan Hubicka <jh@suse.cz>
10351 PR middle-end/20225
10352 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
10354 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
10357 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10359 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
10362 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
10364 * combine.c (gen_binary): Remove.
10365 (known_cond, simplify_shift_const, find_split_point,
10366 combine_simplify_rtx, simplify_if_then_else, simplify_set,
10367 simplify_logical, expand_field_assignment, extract_left_shift,
10368 force_to_mode, if_then_else_cond, apply_distributive_law,
10369 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
10370 simplify_comparison, reversed_comparison): Replace with
10371 simplify_gen_binary, simplify_gen_relational or
10372 distribute_and_simplify_rtx.
10373 (distribute_and_simplify_rtx): New function.
10375 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
10376 Paolo Bonzini <gcc.gnu.org>
10378 * calls.c (setjmp_call_p, special_function_p): Update comments
10379 at the head of the functions.
10381 2005-03-18 Jan Hubicka <jh@suse.cz>
10383 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
10385 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
10386 function body should be released; do not proactively release function
10387 bodies in non-unit-at-a-time mode.
10389 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
10391 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
10392 mno-fp-ret-in-387 multilib variants.
10394 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
10396 * common.opt (m): Remove.
10397 * opts.c (handle_option): Pass 'm' options to set_target_switch if
10398 table lookup fails.
10399 (common_handle_option): Remove OPT_m case.
10401 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10403 * builtins.c (fold_builtin_bitop): Take decomposed arguments
10405 (fold_builtin_1): Update a call to fold_builtin_bitop.
10407 * builtins.c (fold_builtin_signbit): Take decomposed arguments
10409 (fold_builtin_1): Update a call to fold_builtin_signbit.
10411 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
10413 PR tree-optimization/20474
10414 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
10415 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
10417 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
10419 * config/h8300/h8300-protos.h: Remove prototypes for
10420 general_operand_src, general_operand_dst, single_one_operand,
10421 single_zero_operand, call_insn_operand,
10422 two_insn_adds_subs_operand, small_call_insn_operand,
10423 jump_address_operand, bit_operand, bit_memory_operand,
10424 stack_pointer_operand, const_int_gt_2_operand,
10425 const_int_ge_8_operand, const_int_qi_operand,
10426 const_int_hi_operand, incdec_operand, bit_operator,
10427 nshift_operator, eqne_operator, gtle_operator,
10428 gtuleu_operator, iorxor_operator.
10429 Add prototypes for h8sx_shift_type h8sx_classify_shift and
10430 h8300_ldm_stm_parallel.
10431 * config/h8300/h8300.c (h8sx_shift_type,): Move to
10433 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
10434 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
10435 (h8300_ldm_stm_parallel): Make it extern.
10436 (h8300_ldm_parallel, h8300_stm_parallel,
10437 h8300_return_parallel, general_operand_src,
10438 general_operand_dst, h8300_dst_operand, h8300_src_operand,
10439 nibble_operand, reg_or_nibble_operand, single_one_operand,
10440 single_zero_operand, call_insn_operand,
10441 two_insn_adds_subs_operand, small_call_insn_operand,
10442 jump_address_operand, bit_operand, bit_memory_operand,
10443 stack_pointer_operand, const_int_gt_2_operand,
10444 const_int_ge_8_operand, const_int_qi_operand,
10445 const_int_hi_operand, incdec_operand, eqne_operator,
10446 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
10447 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
10448 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
10449 nshift_operator): Move to predicates.md.
10450 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
10451 * config/h8300/h8300.md: Include predicates.md.
10452 * config/h8300/predicates.md: New.
10454 2005-03-17 Richard Henderson <rth@redhat.com>
10456 * config.gcc (ia64*-*-hpux*): Add extra_options.
10457 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
10458 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
10459 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
10460 (ia64_tls_size_string, ia64_tune_string): Remove.
10461 (ia64_tune): Init to PROCESSOR_ITANIUM2.
10462 (TARGET_DEFAULT_TARGET_FLAGS): New.
10463 (TARGET_HANDLE_OPTION): New.
10464 (ia64_override_options): Move options parsing ...
10465 (ia64_handle_option): ... here. New.
10466 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
10467 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
10468 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
10469 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
10470 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
10471 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
10472 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
10473 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
10474 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
10475 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
10476 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
10477 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
10478 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
10479 TARGET_EARLY_STOP_BITS): Remove.
10480 (TARGET_ILP32): Default false.
10481 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
10482 (enum ia64_inline_type): New.
10483 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
10484 * config/ia64/ia64.md: Update for new definitions of
10485 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
10486 * config/ia64/ia64.opt: New file.
10487 * config/ia64/ilp32.opt: New file.
10489 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
10492 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
10494 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
10496 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
10497 instead of MASK_H8300S.
10498 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
10499 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
10500 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
10501 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
10502 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
10503 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
10504 TARGET_SWITCHES): Remove.
10505 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
10507 * config/h8300/h8300.opt: New.
10509 * config/alpha/alpha.opt, config/arc/arc.opt,
10510 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
10513 2005-03-17 Ian Lance Taylor <ian@airs.com>
10517 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
10519 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
10520 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
10521 (TARGET_HANDLE_OPTION): Override default.
10522 (arc_handle_option): New function.
10523 (arc_init): Remove code to set arch_cpu_string.
10524 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
10525 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
10526 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
10527 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
10528 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
10529 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
10530 (arc_rodata_string, TARGET_OPTIONS): Delete.
10531 * config/arc/arc.opt: New file.
10533 2005-03-17 Richard Henderson <rth@redhat.com>
10535 * doc/extend.texi (Weak Pragmas): New section.
10536 (attribute alias): Clarify that target must be in the same
10539 2005-03-17 Richard Henderson <rth@redhat.com>
10541 * config/alpha/alpha.opt: New file.
10542 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
10544 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
10545 alpha_fprm_string, alpha_fptm_string): Make static.
10546 (alpha_tls_size_string): Remove.
10547 (alpha_handle_option): New.
10548 (override_options): Update for alpha_cpu/alpha_tune split.
10549 (alpha_file_start): Likewise.
10550 (TARGET_DEFAULT_TARGET_FLAGS): New.
10551 (TARGET_HANDLE_OPTION): New.
10552 * config/alpha/alpha.h (alpha_tune): Declare.
10553 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
10554 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
10555 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
10556 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
10557 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
10558 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
10559 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
10560 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
10561 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
10562 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
10563 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
10564 (TARGET_DEFAULT): Remove MASK_FP.
10565 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
10566 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
10567 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
10568 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
10569 alpha_tls_size_string): Remove.
10570 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
10571 (attribute tune): Rename from attribute cpu.
10572 * config/alpha/ev4.md: Update to match.
10573 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
10574 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
10575 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
10576 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
10577 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
10578 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
10580 2005-03-16 James E. Wilson <wilson@specifixinc.com>
10582 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
10583 and return without creating new state if before_nops_num is nonzero.
10584 * config/ia64/ia64.md (first_insn): New attribute.
10585 (alloc): Set it to yes.
10587 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
10589 * tree-vectorizer.c (new_vec_stmt_info): Initialize
10590 STMT_VINFO_SUBVARS to NULL.
10591 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
10593 2005-03-16 Dale Johannesen <dalej@apple.com>
10595 * rtlanal.c (find_first_parameter_load): Rewrite to
10596 return actual first param load or the call if none,
10597 instead of first in block, when not all loads exist.
10599 2005-03-16 Roger Sayle <roger@eyesopen.com>
10601 * optabs.c (expand_copysign_absneg): Make static.
10602 * optabs.h (expand_copysign_absneg): Delete prototype.
10603 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
10605 2005-03-16 Richard Henderson <rth@redhat.com>
10607 PR middle-end/15700
10608 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
10609 (alias_pairs): Rename from output_defs.
10610 (find_decl_and_mark_needed): Split out from assemble_alias.
10611 (do_assemble_alias): New.
10612 (assemble_output_def): Remove.
10613 (finish_aliases_1, finish_aliases_2): New.
10614 (process_pending_assemble_output_defs): Remove.
10615 (assemble_alias): Defer aliases for which we don't yet have a
10616 non-external decl for the target symbol.
10617 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
10618 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
10619 * toplev.c (compile_file): Use finish_aliases_2 instead of
10620 process_pending_assemble_output_defs.
10621 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
10622 (process_pending_assemble_output_defs): Remove.
10624 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
10626 Fix PR tree-optimization/20489
10628 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
10629 for empty structures.
10631 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
10633 Fix PR tree-optimization/20490
10635 * tree-ssa-pre.c (create_expression_by_pieces): Use
10636 force_gimple_operand on result of fold.
10638 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
10640 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
10641 of closing parenthesis.
10643 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
10645 * builtins.c (expand_movstr): Update a call to
10646 fold_builtin_strcpy.
10647 (expand_builtin_strncpy): Update a call to
10648 fold_builtin_strncpy.
10649 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
10650 arguments of CALL_EXPR.
10651 (fold_builtin_1): Update calls to fold_builtin_strcpy and
10652 fold_builtin_strncpy.
10653 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10654 * tree.h: Update the prototypes of fold_builtin_strcpy and
10655 fold_builtin_strncpy.
10657 2005-03-16 Steven Bosscher <stevenb@suse.de>
10658 Dorit Naishlos <dorit@il.ibm.com>
10660 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
10661 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
10664 2005-03-16 Steven Bosscher <stevenb@suse.de>
10666 * tree-inline.c (walk_type_fields, walk_tree,
10667 walk_tree_without_duplicates): Move from here...
10668 * tree.c: ...to here.
10670 2005-03-15 Zack Weinberg <zack@codesourcery.com>
10672 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
10673 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
10674 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
10675 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
10676 (version): Define using $(BASEVER_c).
10677 (Makefile, config.status, build/gcov-iov.o): No longer depends on
10679 (version.o): Depend on version files; add custom generation command.
10680 (prefix.o): Define BASEVER on command line.
10681 (s-iov): Depend on version files; adjust command.
10682 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
10684 (gcc-vers.texi): New rule.
10685 (doc/%.info, doc/%.dvi): Add -I . to command line.
10686 (doc/gccinstall.dvi): Likewise.
10687 (PACKAGE): Delete. All uses replaced with "gcc".
10688 * aclocal.m4: Do not include gcc-version.m4.
10689 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
10690 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
10691 Set is_release based on contents of DEV-PHASE.
10692 Set gcc_version based on contents of BASE-VER.
10693 Define WIN32_REGISTRY_KEY only if the user overrode the default.
10694 * config.in, configure: Regenerate.
10695 * gccbug.in: Determine version of GCC in use at runtime.
10696 * gcov-iov.c: Get version number and development phase from
10697 command line, not by including version.c.
10698 * intl.c: Replace all uses of PACKAGE with "gcc".
10699 * libada-mk.in: Delete unused "gcc_version" variable.
10700 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
10701 * version.c: (VERSUFFIX): New hook for redistributors; adjust
10702 commentary to match.
10703 (version_string): Put together from pieces.
10704 * config/alpha/x-vms: Do not use $(gcc_version).
10705 * config/i386/t-nwld: Likewise.
10706 * doc/include/gcc-common.texi: Include gcc-vers.texi for
10707 version-GCC and DEVELOPMENT.
10709 2005-03-15 Roger Sayle <roger@eyesopen.com>
10711 PR tree-optimization/17454
10712 * tree.c (tree_size): Add case for TREE_BINFO.
10713 * fold-const.c (fold_checksum_tree): Only clear the overloaded
10714 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
10716 2005-03-15 Roger Sayle <roger@eyesopen.com>
10718 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
10719 op1 whilst expanding the signed widenening multiply variant.
10721 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
10723 * toplev.c (display_target_options): Avoid unused variable warning if
10724 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
10725 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
10726 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
10727 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
10728 (mips_isa_info): New variable.
10729 (mips_parse_cpu): Remove the first argument and leave the caller
10731 (TARGET_HANDLE_OPTION): Override default.
10732 (mips_handle_option): New function. Move option validation code from...
10733 (override_options): ...here. Update calls to mips_parse_cpu.
10734 * config/mips/mips.h (mips_arch_string, mips_tune_string)
10735 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
10736 (SUBTARGET_TARGET_OPTIONS): Delete.
10737 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
10738 (mno-flush-func, mtune=): New options.
10740 2005-03-15 Roger Sayle <roger@eyesopen.com>
10741 Richard Henderson <rth@redhat.com>
10743 * real.c (c4x_single_format, c4x_extended_format): Provide values
10744 for signbit_ro for c4x's single and extended floating point formats.
10745 * optabs.c (expand_copysign): Use the floating point format's
10746 signbit_ro for expanding via expand_copysign_absneg, and it's
10747 signbit_rw field for expanding via expand_copysign_bit.
10749 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
10751 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
10752 known_alignment_for_access_p.
10753 (known_alignment_for_access_p): New.
10754 (do_peeling_for_alignment): Field made int instead of bool and renamed
10755 to peeling_for_alignment.
10756 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
10757 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
10758 functionality used to be in vect_analyze_operations.
10759 (vect_analyze_operations): Code to determine vectorization factor was
10760 moved to vect_determine_vectorization_factor.
10761 (vect_enhance_data_refs_alignment): Update to correct alignment when it
10762 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
10764 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
10765 be part of vect_analyze_operations).
10766 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
10767 creating the guard condition, as the number of iterations may be
10769 (slpeel_tree_peel_loop_to_edge): Use new name of
10770 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
10771 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
10772 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
10773 (vect_do_peeling_for_alignment): Use fold.
10774 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
10776 (vect_update_inits_of_dr): Renamed to
10777 vect_update_init_of_dr.
10778 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
10779 (vectorizable_store): Fix assertion to use == instead of =.
10781 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
10783 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
10784 call_used_regs for wCG registers.
10786 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
10788 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10789 for non-offsettable memory references to cope with outstanding reload
10790 replacements, take 2.
10792 2005-03-15 Uros Bizjak <uros@kss-loka.si>
10795 * config/i386/i386.h (x86_fisttp): New.
10796 (TARGET_FISTTP): New macro.
10797 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
10798 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
10799 instruction when fisttp flag is set.
10800 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
10802 * config/i386/i386.md (type attribute): Add fisttp.
10803 (unit attribute): Set to i387 for fisttp type.
10804 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
10805 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
10807 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
10808 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
10810 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
10811 patterns for TARGET_FISTTP. Enable patterns for
10812 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
10813 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
10814 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
10815 implement fisttp x87 insn.
10816 (fix_trunc*_i387_fisttp splitters): New patterns.
10817 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
10818 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
10819 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
10821 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
10822 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
10823 Implement using mode macros. Disable patterns for TARGET_FISTTP.
10824 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
10825 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
10826 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
10827 Disable patterns for TARGET_FISTTP.
10828 (fix_trunc*_i387 splitters): Implement usign mode macros.
10829 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
10830 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
10831 (fix_trunx*_sse peephole2s): Implement using mode macros.
10833 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
10835 PR rtl-optimization/20291
10836 * combine.c (try_combine): If splitting fails, re-try with
10837 original combined pattern, i.e. before clobber stripping.
10839 2005-03-14 Eric Christopher <echristo@redhat.com>
10841 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
10842 STACK_GROWS_DOWNWARD.
10844 2005-03-14 Roger Sayle <roger@eyesopen.com>
10846 * real.h (struct real_format): Split the signbit field into two
10847 two fields, signbit_ro and signbit_rw.
10848 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
10849 mips_double_format, ieee_extended_motorola_format,
10850 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
10851 ieee_extended_intel_128_format, ibm_extended_format,
10852 mips_extended_format, ieee_quad_format, mips_quad_format,
10853 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
10854 i370_double_format, c4x_single_format, c4x_extended_format,
10855 real_internal_format): Update initializers for new field.
10856 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
10857 real_format structure.
10858 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
10859 field of the real_format structure.
10861 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
10863 Fix PR tree-optimization/20458
10865 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
10866 DECL_EXTERNAL on STRUCT_FIELD tags.
10867 (clear_call_clobbered): Ditto.
10868 * tree-ssa-operands.c (note_addressable): Make sure the original
10869 variable doesn't slip into the addressable list if we have
10871 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
10874 2005-03-14 Geoffrey Keating <geoffk@apple.com>
10876 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
10877 (-fwide-exec-charset): Likewise.
10878 (-finput-charset): Likewise.
10879 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
10880 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
10881 * c.opt (Wnormalized): New.
10883 2005-03-14 Devang Patel <dpatel@apple.com>
10885 * doc/invoke.texi: Add reference to Visibility document.
10887 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
10889 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
10890 MASK_SPLIT_ADDRESSES.
10891 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
10892 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
10893 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
10894 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
10895 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
10896 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
10897 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
10898 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
10899 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
10900 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
10901 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
10902 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
10903 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
10904 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
10905 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
10906 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
10907 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
10908 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
10909 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
10910 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
10911 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
10912 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
10913 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
10914 (TARGET_EXPLICIT_RELOCS): Delete.
10915 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
10916 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
10917 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10918 (override_options): Set MASK_LONG64 if -mint64 is given and no
10919 -mlongXX option is. Complain about -mint64 -mlong32.
10920 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
10921 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
10922 * config/mips/mips.opt: New file.
10924 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
10926 * config.gcc (extra_options): New variable for listing option files.
10927 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
10928 * configure.ac (extra_opt_files): New AC_SUBST variable.
10929 (tm_file_list, tm_include_list): Include options.h first.
10930 * configure: Regenerate.
10931 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
10932 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
10933 (s-options-h): New rule.
10934 (options.h): Depend on it.
10935 (TEXI_GCCINT_FILES): Add options.texi.
10936 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
10937 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
10938 * target.h (gcc_target): Add default_target_flags and handle_option.
10939 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
10940 (TARGET_HANDLE_OPTION): New macros.
10941 (TARGET_INITIALIZER): Include them.
10942 * opt-functions.awk (opt_args, nth_arg): New functions.
10943 (switch_flags): Handle the "Target" flag.
10944 (var_args): Delete.
10945 (var_name): Use opt_args and nth_arg.
10946 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
10947 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
10948 macros for the "Mask" and "InverseMask" options.
10949 * opts.h (cl_var_cond): New enum.
10950 (cl_option): Replace the "has_set_value" and "set_value" fields with
10951 "var_cond" and "var_value".
10952 (CL_TARGET): New macro.
10953 (option_enabled, print_filtered_help): Declare.
10954 (decode_options): Move definition.
10955 * opts.c (handle_option): Search for the original option before
10956 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
10957 var_cond and var_value fields. Use targetm.handle_option to handle
10959 (decode_options): Set target_flags to targetm.default_target_flags.
10960 (print_filtered_help): Make global. Handle CL_TARGET.
10961 (option_enabled): New function.
10962 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
10963 (display_target_options, set_target_switch, print_switch_values)
10964 (default_pch_valid_p): Guard uses of target_switches with
10965 #ifdef TARGET_SWITCHES. Also...
10966 (display_target_options): Display the CL_TARGET entries in cl_options.
10967 (set_target_option): Don't complain about the "" option when
10968 TARGET_SWITCHES is undefined.
10969 (print_switch_values): Use option_enabled.
10970 (default_pch_valid_p): Check cl_options[] when looking for something
10971 that has changed the value of target_flags.
10972 * c.opt: Remove documentation from top of file.
10973 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
10974 * doc/sourecebuild.texi: Refer to the new options documentation
10975 instead of c.opt. Document machine-specific .opt files.
10976 * doc/tm.texi (target_flags): Say that this variable is declared
10978 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
10979 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
10981 * doc/options.texi: New file.
10983 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10985 PR middle-end/18628
10986 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
10989 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
10992 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
10993 temporary variable of pointer type if an lvalues is required.
10994 (gimplify_modify_expr_rhs): Request an rvalue from it.
10995 (gimplify_expr): Pass fallback on.
10997 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
10999 * cfgbuild.c: Update comments.
11001 2005-03-14 Roger Sayle <roger@eyesopen.com>
11003 PR rtl-optimization/17236
11004 * optabs.c (expand_doubleword_mult): New helper function split out
11005 from expand_binop. Permute the order in which instructions are
11006 emitted to minimize the number of simultaneously live registers.
11007 (expand_binop): Call expand_doubleword_mult to synthesize a double
11008 word multiplication.
11010 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11012 * basic-block.h: Update the prototypes of cached_make_edge and
11014 * cfg.c (cached_make_edge): Take edge_cache representing one
11015 row of the adjacency matrix of edges.
11016 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
11017 (make_edges): Initialize edge_cache to represent one row of
11018 the adjacency matrix of edges.
11020 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11022 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
11024 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
11025 Remove unused removed_phis variable.
11026 (conditional_replacement): Use build1/build2.
11027 (abs_replacement): Use last_and_only_stmt and build1/build2.
11029 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11031 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
11032 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
11033 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
11034 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
11035 * c-common.c (handle_novops_attribute): New function.
11036 (c_common_attribute_table): Add "no vops" entry.
11037 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
11038 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
11039 * tree-ssa-operands.c (get_call_expr_operands): Do not
11040 create virtual operands for calls with ECF_NOVOPS flag.
11041 * tree.h (DECL_IS_NOVOPS): New macro.
11042 (struct tree_decl): Add novops_flag.
11043 (ECF_NOVOPS): New constant.
11045 2005-03-14 Uros Bizjak <uros@kss-loka.si>
11048 * config/i386/i386.c (x86_use_himode_fiop): New.
11049 (x86_use_simode_fiop): Rename from x86_use_fiop.
11050 * config/i386/i386.h (x86_use_himode_fiop): Declare.
11051 (TARGET_USE_HIMODE_FIOP): New.
11052 (x86_use_simode_fiop): Rename from x86_use_fiop.
11053 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
11055 * config/i386/i386.md (X87MODEI12): New mode macro define.
11056 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
11057 to implement x87 FP compare with HImode input operands.
11058 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
11059 Use X87MODEI12 mode macro to handle HImode input operands.
11060 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
11061 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
11062 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
11063 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
11064 macro to implement x87 operators with HImode input operands.
11065 (fop splitters): Use X87MODEI12 mode macro to handle HImode
11068 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11070 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
11072 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
11073 constants invariant.
11075 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
11077 * basic-block.h (BB_VISITED): Removed.
11078 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
11080 2005-03-14 Falk Hueffner <falk@debian.org>
11083 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
11085 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11087 * ggc-zone.c: Fix comment typos.
11089 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
11090 stringpool.c, config/mips/mips-protos.h: Update copyright.
11092 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11094 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
11095 throughout with its typedef, "rtx".
11096 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
11097 (rs6000_tls_symbol_ref_1): Remove inline keyword.
11098 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
11099 regs in comment to match code.
11101 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
11103 * except.c (check_handled): Make it static.
11104 * except.h: Remove the corresponding prototype.
11106 * function.c (get_func_frame_size): Make it static.
11107 * function.h: Remove the corresponding type.
11109 * regclass.c (reg_class_superclasses, reg_class_subclasses):
11111 * hard-reg-set.h: Remove the corresponding declarations.
11113 * tree-cfg.c (verify_stmts): Check that
11114 bb_for_stmt (stmt) == bb for every PHI node and statement.
11116 2005-03-14 Alan Modra <amodra@bigpond.net.au>
11118 * config.gcc: Remove excess indentation.
11119 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
11121 2005-03-13 Roger Sayle <roger@eyesopen.com>
11123 PR middle-end/19331
11124 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
11125 * fold-const.c (fold_sign_changed_comparison): Likewise.
11126 (fold_binary): Optimize comparisons against widened operands if
11127 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
11129 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11131 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
11132 (sparc_override_options): Initialize it.
11133 (sparc_struct_value_rtx): Set it on the MEM to be returned.
11135 2005-03-13 David Edelsohn <edelsohn@gnu.org>
11137 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
11138 (reg_or_none500mem_operand): New predicate.
11139 (zero_reg_mem_operand): New predicate.
11140 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
11141 to reg_or_none500mem_operand.
11142 (extendsfdf2_fpr): Add MEM alternative.
11143 (extenddftf2_internal): Change operand2 predicate to
11144 zero_reg_mem_operand.
11146 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11148 * ggc-zone.c: Rewritten.
11150 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
11152 * configure.ac: Define GGC_ZONE for --with-gc=zone.
11153 * config.in: Regenerated.
11154 * configure: Regenerated.
11155 * gengtype.c (write_types_process_field, write_func_for_structure):
11156 Pass new argument to gt_pch_note_object.
11157 * ggc-common.c (struct ptr_data): Add TYPE.
11158 (gt_pch_note_object): Take TYPE argument and save it.
11159 (call_count): Update call to ggc_pch_count_object.
11160 (call_alloc): Update call to ggc_pch_alloc_object.
11161 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
11163 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
11164 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
11165 (ggc_alloc_zone_stat): Delete.
11166 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
11167 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
11168 (ggc_pch_alloc_object): Update prototypes.
11169 (garbage_zone): Delete.
11170 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
11171 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
11173 (tree_id_zone): New variable.
11174 (ggc_alloc_cleared_zone): Remove unused.
11175 (ggc_alloc_zone): Define.
11176 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
11177 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
11178 ggc_alloc_zone_stat.
11179 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
11180 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
11181 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
11182 (make_node_stat): Likewise. Use tree_id_zone.
11184 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11185 Joseph S. Myers <joseph@codesourcery.com>
11187 * configure.ac: Check for MIPS TLS.
11188 * configure: Regenerated.
11189 * config/mips/mips-protos.h (enum mips_symbol_type): Add
11190 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
11191 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
11192 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
11193 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
11194 (mips_classify_symbol, mips_symbolic_constant_p)
11195 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
11196 (mips_tls_operand_p, mips_call_tls_get_addr)
11197 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
11198 (mips_tls_symbol_ref_1): New functions.
11199 (mips_legitimize_address, mips_legitimize_const_move): Call
11200 mips_legitimize_tls_address.
11201 (override_options): Handle V1_REG and TLS symbols. Disable TLS
11203 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
11204 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
11205 (mips_char_to_class): Document V1_REG.
11206 (HAVE_AS_TLS): Provide default.
11207 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
11209 (load_got<mode>): Renamed from *load_got<mode>. Allow when
11211 (tls_get_tp_<mode>): New instruction.
11213 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11215 * configure.ac: Update checks for target tools.
11216 * configure: Regenerated.
11218 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
11220 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
11222 2005-03-13 Roger Sayle <roger@eyesopen.com>
11224 * expmed.c (expand_mult): Use synthetic multiplication sequences for
11225 more classes of DImode multiplication by constant. Allow both
11226 multiplication by small negative constants (by performing a
11227 multiplication by a positive constant and negating the result) and
11228 multiplications by large powers of two, by using a left shift.
11230 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11232 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
11233 of basic blocks into work_stack.
11235 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
11236 config/mips/vr.h: Update copyright.
11238 * c-decl.c (c_init_decl_processing): Remove useless calls to
11239 build_function_type.
11241 * builtins.c (fold_trunc_transparent_mathfn,
11242 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
11243 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11244 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
11245 fold_builtin_strcpy, fold_builtin_strncpy,
11246 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
11249 * builtins.c (expand_builtin_mathfn_3): Remove local variable
11252 * lambda-code.c (lambda_compute_auxillary_space): Remove local
11253 variable determinant.
11255 * tree-cfg.c (group_case_labels): Remove local variable type.
11257 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
11260 * tree-ssa-phiopt.c (value_replacement): Remove local variable
11263 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
11266 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
11267 (*movmemqi_insn): Delete.
11268 (*movmemhi): Delete.
11270 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
11272 * builtins.c (fold_builtin_classify): Take decomposed
11273 arguments of CALL_EXPR.
11274 (fold_builtin_1): Update a call to fold_builtin_classify.
11276 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
11279 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
11280 through into call to parser_xref_tag after parse error.
11281 (c_parser_struct_declaration): Consistently return NULL_TREE on
11284 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
11286 * tree-flow-inline.h (ref_contains_array_ref): New function.
11287 (lookup_subvars_for_var): Ditto.
11288 (get_subvars_for_var): Ditto.
11289 (var_can_have_subvars): Ditto.
11291 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
11292 (struct subvar): New type.
11294 * tree-dfa.c (okay_component_ref_for_subvars): New function.
11296 * tree-optimize.c (init_tree_optimization_passes): Call
11297 pass_create_structure_vars.
11299 * tree-ssa-alias.c: Include vec.h.
11300 (init_alias_info): Don't auto-clear call clobbered on struct-field
11302 (compute_flow_insensitive_aliasing): Handle subvars.
11303 (group_aliases): Handle STRUCT_FIELD aliases.
11304 (setup_pointers_and_addressables): Ditto.
11305 Don't mark variables non-addressable if they still have
11306 addressable subvars.
11307 Also mark subvars addressable when the real variable is marked
11309 (add_pointed_to_var): Try to prune the pointed-to set by only
11310 pointing to subvars when possible.
11311 Otherwise, make sure we set addresses_needed and pt_vars to
11312 properly include subvars.
11313 (bitpos_of_field): New function.
11314 (push_fields_onto_fieldstack): Ditto.
11315 (get_or_create_used_part_for): Ditto.
11316 (create_overlap_variables_for): Ditto.
11317 (find_used_portions): Ditto.
11318 (create_structure_vars): Ditto.
11319 (pass_create_structure_vars): New structure.
11321 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
11322 (get_expr_operands): Handle subvars. Also try to turn
11323 COMPONENT_REF accesses into must-defs now that we can accurately
11325 (note_addressable): Try to only mark as addressable those subvars
11326 we know a COMPONENT_REF touches.
11327 (overlap_subvar): New function.
11329 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
11330 Handle subvar storing.
11331 (vect_address_analysis): Update caller of vect_object_analysis.
11333 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
11335 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
11336 (STMT_VINFO_SUBVARS): New macro.
11338 * common.opts: add flag_tree_salias.
11340 * opts.c (decode_options): flag_tree_salias defaults to on.
11342 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
11344 * doc/tree-ssa.texi: Document structural alias analysis.
11346 2005-03-12 Steven Bosscher <stevenb@suse.de>
11348 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
11349 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
11350 * tree-ssa-operands.c (get_expr_operands): Likewise.
11351 (get_expr_operands): Likewise for ERROR_MARK.
11353 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
11355 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
11358 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
11361 * tree-ssa-pre.c (compute_avail): Remove local variable val.
11362 (mark_operand_necessary): Remove local variable ver.
11364 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
11365 variable prefix_len.
11367 * value-prof.c (mod_subtract_transform): Remove local variable
11370 * builtins.c (fold_builtin_exponent): Take decomposed
11371 arguments of CALL_EXPR.
11372 (fold_builtin_1): Update a call to fold_builtin_exponent.
11374 * builtins.c (fold_builtin_logarithm): Take decomposed
11375 arguments of CALL_EXPR.
11376 (fold_builtin_1): Update a call to fold_builtin_logarithm.
11378 * c-decl.c (c_init_decl_processing): Remove local variables
11379 ptr_ftype_void and ptr_ftype_ptr.
11381 * gimplify.c (gimplify_expr): Remove local variables r0 and
11384 * reg-stack.c (move_for_stack_reg): Remove local variable
11386 (compare_for_stack_reg): Remove local variable flags_user.
11387 (convert_regs_1): Remove local variable deleted.
11389 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
11391 (combine_blocks): Remove local variables exits and new_e.
11393 * tree-inline.c (expand_call_inline): Remove local variable
11396 * tree-ssa-live.c (create_ssa_var_map,
11397 calculate_live_on_entry): Remove local variable snn.
11399 2005-03-12 Geoffrey Keating <geoffk@apple.com>
11401 * c-lex.c (c_lex_with_flags): Add parameter to call to
11404 2005-03-11 Per Bothner <per@bothner.com>
11406 * c-tree.h (struct c_declarator): New id_loc field.
11407 * c-pragma.h (c_lex_with_flags): Take position reference.
11408 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
11409 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
11410 (c_lex): Pass dummy location to c_lex_with_flags.
11411 * c-parser.c (c_lex_one_token): Set c_token's location using
11412 c_lex_with_flags, instead of input_location, which might be "ahead".
11413 (c_parser_direct_declarator): Set declarator's id_loc from
11415 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
11416 declarator's id_loc, rather than probably-imprecise input_location.
11417 (build_id_declarator): Initialize c_declarator's id_loc field.
11419 2005-03-11 Roger Sayle <roger@eyesopen.com>
11421 PR middle-end/20419
11422 * builtins.c (expand_builtin_signbit): Force the signbit's word
11423 into an integer register to avoid SUBREGs of floating point modes.
11425 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
11427 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
11428 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
11429 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
11430 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
11432 2005-03-11 David Edelsohn <edelsohn@gnu.org>
11434 PR rtl-optimization/20306
11435 * expr.c (emit_move_complex): Set try_int false if mode is
11436 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
11437 emit_block_move if try_int is true.
11439 2005-03-11 Richard Henderson <rth@redhat.com>
11442 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
11443 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
11446 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
11448 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
11449 (TARGET_FIX_VR4130): New macro.
11450 (TARGET_OPTIONS): Add -mfix-vr4130.
11451 (ISA_HAS_MACCHI): New macro.
11452 (ASM_SPEC): Add -mfix-vr4130.
11453 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
11454 (override_options): Handle mips_fix_vr4130_string.
11455 (mips_avoid_hazards): Clear all_noreorder_p
11456 if we're working around VR4130 errata and the macc alternatives
11458 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
11459 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
11460 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
11461 (MULTILIB_DEFAULTS): Remove leading "march=".
11462 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
11463 if no architecture option is given.
11464 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
11466 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
11467 * doc/invoke.texi: Document -mfix-vr4130.
11469 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
11471 * config/mips/mips.c (override_options): Only warn about -mint64
11472 deprecation if TARGET_INT64.
11474 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11476 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
11477 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
11478 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
11479 are non-specific regarding the nonnull parameter positions.
11480 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
11481 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
11482 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
11483 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
11485 * builtins.def: Use the non-specific "nonnull" attibute lists.
11487 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
11489 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
11490 single_pred_edge, single_succ, single_pred): Improve comments.
11492 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
11494 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
11495 single_pred_edge, single_succ, single_pred): New inline functions.
11496 * bb-reorder.c (rotate_loop, find_traces_1_round,
11497 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
11498 duplicate_computed_gotos): Use the single_succ/pred functions.
11499 * cfganal.c (forwarder_block_p): Ditto.
11500 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
11501 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
11502 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
11503 merge_seq_blocks): Ditto.
11504 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
11505 * cfglayout.c (fixup_reorder_chain): Ditto.
11506 * cfgloop.c (mark_single_exit_loops, update_latch_info,
11507 canonicalize_loop_headers, verify_loop_structure): Ditto.
11508 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
11509 mfb_update_loops, create_preheader, force_single_succ_latches,
11510 create_loop_notes): Ditto.
11511 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
11512 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
11513 commit_one_edge_insertion, purge_dead_edges,
11514 cfg_layout_can_merge_blocks_p): Ditto.
11515 * except.c (sjlj_emit_function_enter): Ditto.
11516 * flow.c (init_propagate_block_info): Ditto.
11517 * function.c (thread_prologue_and_epilogue_insns): Ditto.
11518 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
11519 insert_insn_end_bb): Ditto.
11520 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
11521 find_if_case_2): Ditto.
11522 * lambda-code.c (perfect_nestify): Ditto.
11523 * lcm.c (optimize_mode_switching): Ditto.
11524 * loop-doloop.c (doloop_modify): Ditto.
11525 * loop-init.c (loop_optimizer_init): Ditto.
11526 * loop-iv.c (simplify_using_initial_values): Ditto.
11527 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
11528 * loop-unswitch.c (unswitch_loop): Ditto.
11529 * modulo-sched.c (generate_prolog_epilog): Ditto.
11530 * predict.c (combine_predictions_for_insn, estimate_probability,
11531 tree_estimate_probability, last_basic_block_p,
11532 estimate_bb_frequencies): Ditto.
11533 * profile.c (branch_prob): Ditto.
11534 * regrename.c (copyprop_hardreg_forward): Ditto.
11535 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
11536 * tracer.c (layout_superblocks): Ditto.
11537 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
11538 cfg_remove_useless_stmts_bb, cleanup_control_flow,
11539 cleanup_control_expr_graph, disband_implicit_edges,
11540 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
11541 tree_verify_flow_info, tree_make_forwarder_block,
11542 tree_forwarder_block_p, remove_forwarder_block,
11543 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
11544 * tree-if-conv.c (tree_if_conversion): Ditto.
11545 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11546 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
11547 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
11548 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
11549 copy_loop_headers): Ditto.
11550 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
11551 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
11552 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
11553 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
11554 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
11555 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
11556 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
11557 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
11558 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
11559 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
11560 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
11561 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
11562 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
11563 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
11564 slpeel_add_loop_guard): Ditto.
11566 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
11568 PR tree-optimization/15784
11569 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11572 * stmt.c (expand_case): Don't change index_type. Convert minval
11573 to the proper type.
11575 PR tree-optimization/20130
11576 * fold-const.c (fold): Fold x * -1 into -x.
11578 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
11580 PR rtl-optimization/20331
11581 * rtlanal.c (modified_between_p): Check its address first for MEM.
11582 (modified_in_p): Likewise.
11584 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
11586 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
11588 2005-03-10 Steven Bosscher <stevenb@suse.de>
11590 * expr.c (expand_expr_real_1): If possible, use a conditional
11591 move for expanding MIN_EXPR and MAX_EXPR.
11592 Use temp for moving around rtx-en.
11594 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
11597 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
11600 2005-03-10 Roger Sayle <roger@eyesopen.com>
11602 * builtins.c (expand_builtin_signbit): Extend to handle floating
11603 point modes wider than the largest integer type, using the
11604 operand_subword_force function to obtain the signbit's word.
11606 2005-03-10 Jakub Jelinek <jakub@redhat.com>
11609 * combine.c (try_combine): If recog_for_combine added CLOBBERs
11610 to NEWI2PAT, fail to combine if they are used by NEWPAT.
11612 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
11614 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
11616 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
11618 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
11620 (perform_edge_inserts): Unconditionally call
11621 free_dominator_info.
11623 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
11625 2005-03-10 Bob Wilson <bob.wilson@acm.org>
11627 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
11629 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
11631 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
11633 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
11635 (rtl_register_value_prof_hooks,
11636 tree_value_profile_transformations,
11637 tree_register_value_prof_hooks): Likewise.
11638 * var-tracking.c (stack_adjust_offset_pre_post,
11639 variable_htab_free, variable_union, dataflow_set_different_2,
11640 count_uses, variable_was_changed, set_frame_base_location,
11641 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
11642 vt_add_function_parameters): Likewise.
11643 * varasm.c (named_section_real, named_section, make_decl_rtl,
11644 asm_emit_uninitialised, assemble_integer, decode_addr_const,
11645 const_hash_1, compare_constant, copy_constant, force_const_mem,
11646 output_constant_pool_2, output_constant_pool_1, output_constant,
11647 output_constructor, make_decl_one_only, decl_tls_model,
11648 default_no_named_section, default_elf_select_section_1,
11649 default_unique_section_1): Likewise.
11650 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
11651 * vmsdbgout.c (addr_const_to_string): Likewise.
11654 * function.c (struct assign_parm_data_one): Remove last_named
11656 (assign_parm_find_data_types): Don't determine last_named.
11657 Reorder named_parm determination.
11658 (assign_parms): Only setup varargs on the last non-varadic
11661 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
11663 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
11664 sda base address on medium model.
11666 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
11668 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
11669 * cfgloop.c (flow_loop_nodes_find): Export.
11670 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
11672 * cfgloopmanip.c (fix_loop_structure): New function.
11673 * predict.c (predict_loops): Clean up the loops information.
11674 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
11675 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
11677 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
11678 (rewrite_into_loop_closed_ssa): Declaration changed.
11679 * tree-loop-linear.c (linear_transform_loops): Add argument to
11680 rewrite_into_loop_closed_ssa call.
11681 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
11682 * tree-ssa-loop-im.c (move_computations): Ditto.
11683 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
11684 * tree-vectorizer.c (vectorize_loops): Ditto.
11685 * tree-optimize.c: Include cfgloop.h.
11686 (execute_todo): Choose whether to call cleanup_tree_cfg or
11687 cleanup_tree_cfg_loop.
11688 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
11689 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
11690 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
11691 cleanup_tree_cfg_loop call.
11692 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
11693 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
11694 work on part of cfg.
11696 2005-03-10 Jakub Jelinek <jakub@redhat.com>
11698 PR inline-asm/20314
11699 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
11700 with multiple alternatives.
11702 * stmt.c (parse_output_constraint): Fix a typo.
11704 2005-03-09 Bob Wilson <bob.wilson@acm.org>
11706 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
11707 assembly directive instead of deprecated "no-generics".
11709 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
11711 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
11712 for non-offsettable memory references to cope with outstanding reload
11714 * config/s390/s390.md ("reload_outti"): Call find_replacement to
11715 avoid losing outstanding address reloads.
11716 ("reload_outdi", "reload_outdf"): Likewise.
11718 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11720 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
11721 code. Add more cbrt transformations.
11723 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11725 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
11727 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
11729 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
11730 NULL_TREE when a given tree is not simplified.
11731 (fold): Return the original tree when any of the functions
11732 mentioned above NULL_TREE.
11734 * fold-const.c (fold_unary, fold_binary): Take decomposed
11735 arguments, code, type, op0, and op1 in case of fold_binary.
11736 (fold): Update calls to fold_unary and fold_binary.
11738 2005-03-09 Roger Sayle <roger@eyesopen.com>
11740 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
11741 a fndecl and an arglist instead of a CALL_EXPR, exp.
11743 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
11745 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
11747 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
11749 * expr.c (expand_assignment): Remove orig_to_rtx.
11751 * fold-const.c (int_const_binop): Remove no_overflow.
11753 * ifcvt.c (noce_emit_move_insn): Remove inmode.
11755 * loop-iv.c (get_biv_step_1): Remove lhs.
11757 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
11759 * real.c (real_nan): Remove neg.
11761 * function.c (thread_prologue_and_epilogue_insns): Remove i
11764 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
11767 * tree-eh.c (tree_could_trap_p): Remove idx.
11769 * tree-into-ssa.c (ann): Remove ann.
11771 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
11773 * tree-sra.c (decide_block_copy): Remove inst_count.
11775 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
11777 * tree-ssa-loop-im.c (lhs): Remove.
11779 * cfgbuild.c (state, STATE, SET_STATE,
11780 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
11782 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
11783 (find_basic_blocks): Set the state of each basic block to
11786 2005-03-08 Jeff Law <law@redhat.com>
11788 * tree-cfg.c (cleanup_control_flow): If removal of a computed
11789 goto results in the removal of edges in the CFG, then we need
11790 to recompute dominators.
11792 2005-03-09 Ben Elliston <bje@au.ibm.com>
11794 * c-common.c (c_do_switch_warnings): Comment fix.
11796 2005-03-08 Julian Brown <julian@codesourcery.com>
11798 * Patch from 2005-03-08 reverted for causing regressions and
11799 ppc-darwin bootstrap failure.
11801 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
11803 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
11804 Define the real function for ppc-darwin.
11805 * c-typeck.c (convert_arguments): Check for target-specific
11806 invalid argument call to unprototyped function.
11807 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
11809 * target.h (invalid_arg_for_unprototyped_fn): New field
11811 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
11812 default target hook.
11813 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
11816 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11818 * c-typeck.c (constructor_stack, constructor_range_stack,
11819 initializer_stack): Make them static.
11821 * cfg.c (rbi_pool): Make it static.
11823 * gimple-low.c (lower_stmt_body): Make it static.
11824 * tree-flow.h: Remove the corresponding prototype. Don't
11825 declare lower_data.
11827 * sched-deps.c (cache_size): Make it static.
11829 * stor-layout.c (lang_adjust_rli): Make it static.
11831 2005-03-08 Julian Brown <julian@codesourcery.com>
11833 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11834 from being used for symbols with vague linkage when
11835 HAVE_GAS_COMDAT_GROUP is true.
11837 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
11839 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
11840 nlabel == JUMP_LABEL (jump).
11842 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11844 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
11845 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
11846 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
11847 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
11849 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
11852 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
11853 * c-common.c (handle_returns_twice): New function.
11854 (c_common_attribute_table): Declare eturns_twice' attribute.
11855 * doc/extend.texi: Document eturns_twice' attribute.
11856 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
11857 (struct tree_decl): Add returns_twice_flag.
11859 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11861 * tree-ssa-phiopt.c: Fix a comment typo.
11863 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
11864 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
11865 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
11868 2005-03-08 Richard Henderson <rth@redhat.com>
11870 * config/alpha/alpha.c (code_for_builtin): Replace special-case
11871 builtin codes with ctzdi2, clzdi2, popcountdi2.
11872 (struct alpha_builtin_def): Add is_const.
11873 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
11874 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
11875 (alpha_init_builtins): Init them. Set nothrow and const attributes
11877 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
11878 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
11879 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
11880 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
11881 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
11882 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
11883 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
11884 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
11885 (TARGET_FOLD_BUILTIN): New.
11886 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
11887 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
11889 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
11891 2005-03-08 Ira Rosen <irar@il.ibm.com>
11893 PR tree-optimization/20122
11894 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
11895 condition of access function instead of base.
11897 2005-03-07 Jeff Law <law@redhat.com>
11898 Steven Bosscher <stevenb@suse.de>
11900 * tree-cfg.c (find_taken_edge_computed_goto): New function.
11901 (find_taken_edge): Call find_taken_edge_computed_goto as
11902 appropriate. Allow any gimple invariant rather than just
11903 INTEGER_CST for VAL.
11904 (cleanup_control_flow): Cleanup a computed goto which has turned
11905 into a simple goto.
11906 (tree_merge_blocks): If block B has any forced labels, move
11907 them to the start of block A.
11908 * tree-ssa-dom.c (thread_across_edge): Allow threading across
11909 computed gotos as well.
11910 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
11911 removal of unnecessary computed gotos too.
11912 (lookup_redirection_data): Fix type of INSERT argument. Callers
11915 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
11917 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
11918 Remove trailing spaces.
11920 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
11921 unshare_all_trees): Make them static.
11922 * tree-gimple.h: Remove the corresponding prototypes.
11924 * diagnostic.h: Remove unused prototype
11925 debug_output_buffer.
11926 * modulo-sched.c: Remove unused prototype
11927 set_row_column_for_ps.
11929 * tree-ssa-phiopt.c (tree_ssa_phiopt,
11930 replace_phi_edge_with_variable): Remove unused variable i.
11932 2005-03-07 Per Bothner <per@bothner.com>
11934 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
11936 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
11939 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
11940 bbs on the COND_EXPR instead of the PHI_NODEs.
11941 (candidate_bb_for_phi_optimization): Remove.
11942 (replace_phi_with_stmt): Rename to ...
11943 (replace_phi_edge_with_variable): this and change so that we
11944 replace the phi argument instead of removing the PHI.
11945 (conditional_replacement): Change so we deal with PHI with more
11946 than two arguments.
11947 (value_replacement): Likewise.
11948 (abs_replacement): Likewise.
11950 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
11952 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
11953 output_e500_flip_gt_bit.
11955 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
11957 (rs6000_generate_compare): Fix logic to look at the correct bits.
11958 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
11960 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
11961 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
11962 gen_move_from_CR_gt_bit.
11964 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
11965 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
11966 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
11968 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
11969 (E500_CR_IOR_COMPARE): New constant.
11971 2005-03-08 Earl Chew <earl_chew@agilent.com>
11972 David Billinghurst <David.Billinghurst@riotinto.com>
11974 * config/i386/host-cygwin.c: New file to support precompiled
11976 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
11977 * config.host: Use above files for cygwin host.
11979 2005-03-07 David Edelsohn <edelsohn@gnu.org>
11981 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
11982 ordering ops from earlier change.
11984 2005-03-07 Per Bothner <per@bothner.com>
11986 Various fixes to allow us to again build if --enable-mapped-location:
11987 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
11988 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
11989 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
11990 local variable loc. Change logic appropriately.
11991 * tree-vect-transform.c (vect_finish_stmt_generation): Use
11992 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
11993 * c-parser.c (c_parser_for_statement): Initialize loc variable.
11994 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
11995 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
11997 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
11999 PR rtl-optimization/19683
12000 * reload1.c (choose_reload_regs): Pass the number of bits, not the
12001 number of bytes, to smallest_int_for_mode. Fix arguments to
12002 REG_CANNOT_CHANGE_MODE_P.
12004 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12006 * reorg.c (relax_delay_slots): Check that the jump is
12007 conditional before trying to invert it.
12009 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12011 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
12014 * calls (stack_arg_under_construction): Make it static.
12016 * flow.c (regs_live_at_setjmp): Make it static.
12017 * flow.h: Remove the corresponding prototype.
12019 * reload1.c (reload_startobj, reload_firstobj,
12020 something_needs_operands_changed, reload_inherited,
12021 reload_inheritance_insn, reload_override_in,
12022 reload_spill_index): Make them static.
12024 * recog.c (verify_changes): Make it static.
12025 * recog.h: Remove the corresponding prototype.
12027 * cfgbuild.c (find_sub_basic_blocks): Remove.
12028 * basic-block.h: Remove the corresponding prototype.
12029 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
12031 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
12033 * tree-ssa-operands.c (check_build_stmt): Remove.
12035 * stor-layout.c (set_alignment): Remove.
12036 * tree.h: Remove the corresponding prototype.
12038 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
12040 * tree-ssa-dce.c (control_dependence_map,
12041 visited_control_parents): Make them static.
12043 * cfghooks.c (verify_flow_info): Remove local variable
12046 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
12049 * loop-unswitch.c (unswitch_loop): Remove local variable src.
12051 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
12053 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
12055 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
12057 * config/ia64/hpux.h (LINK_SPEC): Add -z.
12058 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
12059 PARALLEL for an empty structure.
12061 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
12063 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
12065 * fold-const.c (fold_binary): Unroll the very first "for"
12068 2005-03-06 David Edelsohn <edelsohn@gnu.org>
12070 * config/rs6000/predicates.md (branch_comparison_operator): Remove
12071 redundant match_code test.
12072 (scc_comparison_operator): Swap match_operand and match_code
12074 (branch_positive_comparison_operator): Same.
12075 (trap_comparison_operator): Use comparison_operator and swap with
12078 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
12081 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
12082 (out_movhi_r_mr): Read low byte of volatile MEM first.
12083 (out_movhi_mr_r): Write high byte of volatile MEM first.
12085 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12087 * cselib.c (reg_values, reg_values_size): Make them static.
12089 * cse.c (cse_reg_info_table): Make it static.
12091 * fold-const.c (fold_unary): Use build1 instead of copy_node.
12093 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
12095 * cse.c (find_best_addr): Use canon_for_address.
12097 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12099 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
12100 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
12101 SUBREG and MEM, respectively.
12103 * fold-const.c (fold_binary): Use code instead of t.
12105 * fold-const.c (optimize_minmax_comparison): Take decomposed
12106 arguments code, type, op0, and op1 instead of t.
12107 (fold_binary): Update a call to optimize_minmax_comparison.
12109 * fold-const.c (fold_range_test): Take decomposed arguments
12110 code, type, op0, and op1 instead of t.
12111 (fold_binary): Update a call to fold_range_test.
12113 * fold-const.c (fold_binary_op_with_conditional_arg): Take
12114 decomposed arguments code, type, op0, and op1 instead of t.
12115 (fold_binary): Update a call to fold_range_test.
12117 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
12119 * fold-const.c (fold_binary): Avoid directly using the original
12120 expression t as much as possible.
12122 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12124 * c-semantics.c (build_stmt): Use TYPE_P instead of
12125 IS_NON_TYPE_CODE_CLASS.
12126 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
12127 (NON_TYPE_CHECK): Use TYPE_P instead of
12128 IS_NON_TYPE_CODE_CLASS.
12130 * fold-const.c (fold): Remove handling of binary expressions.
12132 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
12134 * doc/c-tree.texi: Wrap comments in @r{}.
12135 * doc/cpp.texi: Likewise.
12136 * doc/cppinternals.texi: Likewise.
12137 * doc/extend.texi: Likewise.
12138 * doc/md.texi: Likewise.
12139 * doc/objc.texi: Likewise.
12140 * doc/sourcebuild.texi: Likewise.
12141 * doc/tm.texi: Likewise.
12142 * doc/tree-ssa.texi
12144 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
12146 * predict.c (apply_return_prediction): Standardize PHI chain
12148 * tree-ssa.c (ssa_redirect_edge): Likewise.
12150 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
12151 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
12154 * tree-phinodes.c (remove_phi_node): Drop the last argument.
12155 * tree-flow.h: Adjust the prototype for remove_phi_node.
12156 * lambda-code.c (perfect_nestify): Adjust a call to
12159 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
12160 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
12162 * tree-ssa-dce.c (remove_dead_phis): Likewise.
12163 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
12164 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
12165 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
12167 * combine.c (simplify_and_const_int): Use gen_int_mode instead
12168 of GEN_INT (trunc_int_for_mode (...)).
12169 * loop-iv.c (iv_number_of_iterations): Likewise.
12170 * postreload.c (reload_cse_move2add): Likewise.
12171 * simplify-rtx.c (simplify_const_unary_operation,
12172 simplify_const_binary_operation): Likewise.
12173 * stor-layout.c (get_mode_bounds): Likewise.
12175 * fold-const.c (fold_binary): New.
12176 (fold): Call fold_binary on binary expressions.
12178 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
12180 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
12181 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
12182 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
12183 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
12184 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
12186 2005-03-04 Devang Patel <dpatel@apple.com>
12188 PR tree-optimization/18815
12189 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
12190 loops with zero exit edges.
12192 2005-03-04 Devang Patel <dpatel@apple.com>
12194 * doc/invoke.texi: Remove reference to webpage that does not exist.
12196 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
12197 Joseph S. Myers <joseph@codesourcery.com>
12200 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
12201 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
12202 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
12203 * pa.c (get_plabel): Change argument to symbol_ref. Call
12204 maybe_get_identifier instead of get_identifier.
12205 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
12206 (struct deferred_plabel): Replace name field with symbol field.
12207 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
12208 ASM_OUTPUT_EXTERNAL_REAL is defined.
12209 (output_global_address): Use output_addr_const for output of all
12211 (output_deferred_plabels): Use symbol_ref instead of name for address
12213 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
12214 ASM_OUTPUT_SYMBOL_REF): New macros.
12215 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
12217 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
12220 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
12222 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
12223 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
12225 2005-03-04 Jeff Law <law@redhat.com>
12227 * basic-block.h (rediscover_loops_after_threading): Declare.
12228 * tree-ssa-dom.c: Include cfgloop.h.
12229 (tree_ssa_dominator_optimize): Discover loops and some basic
12230 properties. Remove forwarder blocks recreated by loop header
12231 canonicalization. Also mark backedges in the CFG.
12232 * tree-ssa-threadupdate.c: Include cfgloop.h
12233 (rediscover_loops_after_threading): Define.
12234 (struct local_info): New field, JUMP_THREADED.
12235 (prune_undesirable_thread_requests): New function.
12236 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
12237 then record that fact for the callers of redirct_edges.
12238 (thread_block): If BB has incoming backedges, then call
12239 prune_undesirable_thraed_requests. Note when we are
12240 going to have to rediscover loop information. Return a
12241 boolean indicating if any jumps were threaded.
12242 (thread_through_all_blocks): Bubble up boolean indicating
12243 if any jumps were threaded.
12244 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
12245 (tree-ssa-threadupdate.o): Similarly.
12247 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12249 * fold-const.c (fold_ternary): Unroll the "for" loop to
12252 2005-03-04 Andrew Haley <aph@redhat.com>
12254 * unwind-dw2-fde-glibc.c (struct
12255 unw_eh_callback_data.check_cache): New field.
12256 (frame_hdr_cache): New.
12257 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
12258 Cache frame header info.
12260 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
12262 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
12263 (print_c_condition): Declare.
12264 * read-rtl.c (ptr_loc): New structure.
12265 (ptr_locs, ptr_loc_obstack, joined_conditions)
12266 (joined_conditions_obstack): New variables.
12267 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
12268 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
12269 (join_c_conditions, print_c_condition): New functions.
12270 (apply_macro_to_string): Associate the new string with the same
12271 source location as the old one.
12272 (add_condition_to_string): Use join_c_conditions.
12273 (read_string): Use set_rtx_ptr_loc to record a filename and line
12274 number for the string.
12275 (read_rtx): Initialize the new variables above.
12276 * genattrtab.c (write_test_expr, write_attr_value): Use
12278 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
12279 comment above the GCC_VERSION check.
12280 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
12281 Inline the definition of MAYBE_EVAL.
12282 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
12283 * genoutput.c (process_template): Likewise.
12284 * genpreds.c (write_predicate_subfunction): Likewise.
12285 (write_predicate_expr): Use print_c_condition.
12286 * genrecog.c (write_cond): Likewise.
12287 * gensupport.c (process_rtx): Use join_c_conditions to join the
12288 conditions of a define_insn_and_split. Record a source location
12289 for the string after the "&&".
12290 (alter_test_for_insn): Use join_c_conditions.
12292 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
12295 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12296 PR tree-optimization/15784
12297 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12300 2005-03-04 Ben Elliston <bje@au.ibm.com>
12302 * gcc.c (option_map): Add --coverage.
12303 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
12304 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
12305 * config/darwin.h: Pass -lgcov for `coverage'.
12306 * doc/invoke.texi (Debugging Options): Document --coverage.
12308 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12310 * gcse.c (bypass_block): Use find_edge wherever possible.
12312 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
12316 * c-opts.c (c_common_parse_file): Call start_source_file
12317 and end_source_file at the approriate times.
12319 * dwarf2out.c (dwarf2out_finish): Don't auto-end
12320 the main file, it will be done for us now.
12322 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
12324 * fold-const.c (fold_ternary): New.
12325 (fold): Call fold_ternary on ternary expressions. Remove
12326 handling of ternary expressions.
12328 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
12330 PR tree-optimization/15784
12331 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
12334 2005-03-03 David Edelsohn <edelsohn@gnu.org>
12336 * config/rs6000/predicates.md (branch_comparison_operator):
12337 Convert from C block to conditional format.
12339 2005-03-03 Jan Hubicka <jh@suse.cz>
12341 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
12342 and non-constant public variables.
12344 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
12346 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
12349 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
12352 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
12353 calls to release_ssa_name and release_phi_node.
12355 * fold-const.c (fold): Remove handling of unary expressions.
12357 * fold-const.c (fold_unary): Avoid directly using the original
12358 expression t as much as possible.
12360 2005-03-03 Roger Sayle <roger@eyesopen.com>
12361 Andrew Pinski <pinskia@physics.uc.edu>
12363 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
12364 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
12366 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
12368 Describe special registers SRP and MOF as allocatable registers.
12369 * config/cris/cris.c (cris_md_asm_clobbers): New function.
12370 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
12371 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
12372 TARGET_HAS_MUL_INSNS.
12373 (cris_print_operand) <case 'd'>: New case.
12374 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
12375 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
12377 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
12378 (REG_ALLOC_ORDER): Update for MOF.
12379 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
12381 (GENERAL_REGS): No longer a define of ALL_REGS.
12382 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
12383 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12384 Adjust accordingly.
12385 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
12386 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
12387 (SECONDARY_RELOAD_CLASS): Define.
12388 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
12389 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
12390 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
12391 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
12392 (REGISTER_MOVE_COST): Define.
12393 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
12394 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
12395 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
12396 (CRIS_MOF_REGNUM): New define_constants.
12397 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
12399 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
12401 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
12402 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
12403 Adjust for MOF being properly described as a register.
12404 (indir_to_reg_split): Name this split. Conditionalize on the
12405 destination register being a general register.
12406 (movei): Conditionalize on on operands 0 and 1 having the same
12409 2005-03-03 Alan Modra <amodra@bigpond.net.au>
12412 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
12413 -mcpu to override any other explicitly given flags.
12415 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
12417 * recog.c (verify_changes, confirm_change_group): New functions,
12418 broken out of apply_change_group.
12419 (apply_change_group): Use them.
12420 * recog.h (verify_change, confirm_change_group): Declare.
12421 * rtl.h (redirect_jump_2): Declare.
12422 * jump.c (redirect_exp, invert_exp): Delete.
12423 (invert_exp_1): Take second parameter. Return value. Changed caller.
12424 (redirect_jump_2): New function, broken out of redirect_jump.
12425 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
12426 (invert_jump): Use invert_jump_1 and redirect_jump_2.
12427 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
12429 2005-03-02 Geoffrey Keating <geoffk@apple.com>
12431 * varasm.c (named_section): Use xstrdup rather than doing it by
12434 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
12436 2005-03-02 Devang Patel <dpatel@apple.com>
12438 Undo PR tree-optimization/18815 fix.
12440 2005-03-02 Devang Patel <dpatel@apple.com>
12442 PR tree-optimization/18815
12443 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
12444 loops with zero exit edges.
12446 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
12448 * cfg.c (connect_src, connect_dest, disconnect_src,
12449 disconnct_dest): New.
12450 (unchecked_make_edge, remove_edge, redirect_edge_succ,
12451 redirect_edge_pred): Use the new functions.
12453 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
12454 free_dominance_info only when needed.
12456 2005-03-02 David Edelsohn <edelsohn@gnu.org>
12459 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
12460 (reg_or_sub_cint64_operand): Same.
12462 2005-03-02 Jeff Law <law@redhat.com>
12464 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
12465 CFG_ALTERED in the main DOM iteration loop.
12467 2005-03-02 Mark Mitchell <mark@codesourcery.com>
12470 * varasm.c (initializer_constant_valid_p): Allow conversions
12471 between OFFSET_TYPEs. Tidy.
12473 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
12475 * config/cris/cris.md ("return"): Remove epilogue delay list
12478 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
12480 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
12482 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
12484 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
12486 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
12487 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
12488 config/m68k/m68k.c, config/mips/mips.h,
12489 config/rs6000/rs6000-protos.h, doc/contrib.texi,
12490 doc/include/gcc-common.texi: Update copyright.
12492 PR middle-end/18029 and PR middle-end/18030
12493 * expr.c (optimize_bitfield_assignment_op): Add a special case
12494 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
12496 * fold-const.c (fold_unary): New.
12497 (fold): Call fold_unary on unary expressions.
12499 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
12501 * cgraph.h (struct cgraph_edge): Add prev_caller and
12502 prev_callee fields.
12503 (cgraph_node_remove_callees): Export.
12504 * cgraph.c (cgraph_create_edge): Initialize prev_caller
12506 (cgraph_edge_remove_callee): New function.
12507 (cgraph_edge_remove_caller): Likewise.
12508 (cgraph_remove_edge): Use.
12509 (cgraph_redirect_edge_callee): Likewise.
12510 (cgraph_node_remove_callees): New function.
12511 (cgraph_node_remove_callers): Likewise.
12512 (cgraph_remove_node): Use.
12513 * tree-optimize.c (tree_rest_of_compilation): Use
12514 cgraph_node_remove_callees instead of manual loop.
12515 * cgraphunit.c (cgraph_finalize_function): Likewise.
12516 (cgraph_expand_function): Likewise.
12517 (cgraph_remove_unreachable_nodes): Likewise.
12519 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
12522 * c-tree.h (undeclared_variable, build_external_ref): Add extra
12524 * c-decl.c (undeclared_variable): Take location as argument.
12525 * c-typeck.c (build_external_ref): Likewise.
12526 * c-parser.c (c_parser_postfix_expression): Pass location of
12527 identifier to build_external_ref.
12529 2005-03-01 David Edelsohn <edelsohn@gnu.org>
12531 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
12532 CCEQ mode for branch_positive_comparison_operator test.
12533 * config/rs6000/predicates (branch_comparison_operator): Revert to
12535 (scc_comparison_operator): Same.
12536 (branch_positive_comparison_operator): Same.
12538 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
12540 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
12541 (cris_delay_slots_for_epilogue): Remove.
12542 (save_last): Move into cris_target_asm_function_epilogue.
12543 (cris_target_asm_function_epilogue): Remove tests for file being
12545 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
12546 (cris_delay_slots_for_epilogue): Remove prototypes.
12547 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
12548 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
12550 2005-03-01 David Edelsohn <edelsohn@gnu.org>
12552 * config/rs6000/predicates.md (branch_comparison_operator): Change
12553 to define_special_predicate.
12554 (scc_comparison_operator): Same.
12555 (branch_positive_comparison_operator): Same.
12557 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
12559 * Makefile.in (tree-ssa-sink.o): New.
12560 (OBJS-common): Add tree-ssa-sink.o.
12561 * common.opt: Add -ftree-sink
12562 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
12563 * timevar.def (TV_TREE_SINK): new timevar.
12564 * tree-flow.h (is_hidden_global_store): Prototype.
12565 * tree-optimize.c (init_tree_optimization_passes): Add
12567 * tree-pass.h (pass_sink_code): New.
12568 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
12569 for non-obvious global store store to is_hidden_global_store, and
12570 call that new function.
12571 * tree-ssa-sink.c: New file.
12572 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
12573 * doc/passes.texi: Document forward store motion.
12574 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
12575 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
12576 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
12577 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
12579 2005-03-01 Per Bothner <per@bothner.com>
12581 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
12582 and we have a non-zero column-number, add it to the message.
12583 Also factor out the diagnostic_kind_text.
12585 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12587 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
12588 flow_loop_pre_header_scan, flow_loop_pre_header_find,
12589 flow_loop_scan): Removed.
12590 (flow_loop_dump): Do not dump removed fields.
12591 (flow_loop_free): Do not free removed fields.
12592 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
12593 (loop_exit_edge_p): New function.
12594 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
12595 num_pre_header_edges, entry_edges, num_entries, exit_edges,
12596 num_exits, exits_doms.
12597 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
12598 LOOP_EDGES, LOOP_ALL): Removed.
12599 (flow_loop_scan): Declaration removed.
12600 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
12601 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
12603 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
12604 (if_convert): Call flow_loops_find and flow_loops_free
12605 when calling mark_loop_exit_edges.
12606 * cfgloopanal.c (mark_loop_exit_edges): Moved from
12607 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
12608 free_dominance_info calls.
12609 * loop-init.c (flow_loops_find): Ditto.
12610 * passes.c (rest_of_handle_branch_prob): Ditto.
12611 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
12612 * loop-unroll.c (analyze_insns_in_loop): Do not use
12614 * predict.c (predict_loops): Do not call flow_loop_scan.
12615 Use get_loop_exit_edges.
12616 (tree_estimate_probability): Do not pass flags to flow_loops_find.
12617 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
12618 Do not use EDGE_LOOP_EXIT.
12619 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
12620 to bb_with_exit_edge_p.
12621 (if_convertible_loop_p): Do not call flow_loop_scan. Use
12622 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
12623 to bb_with_exit_edge_p.
12624 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
12626 * tree-loop-linear.c (linear_transform_loops): Do not call
12627 flow_loop_scan. Use loop->single_exit.
12628 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
12629 (vect_analyze_loop_form): Do not call flow_loop_scan.
12630 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
12632 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
12634 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
12635 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12636 slpeel_tree_duplicate_loop_to_edge_cfg,
12637 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
12638 Use loop_preheader_edge and loop->single_exit. Do not call
12641 2005-03-01 Nick Clifton <nickc@redhat.com>
12643 * config/arm/arm.c (thumb_find_work_register): Check all of the
12644 argument registers to see if they are free, and a couple of
12645 special cases where the last argument register but can be proved
12646 to be available during the function's prologue.
12647 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
12648 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
12649 thumb_unexpanded_epilogue): Use unsigned long as the type for the
12651 (thumb_compute_save_reg_mask): Likewise. Also use
12652 thumb_find_work_register() to ensure that there is agreement about
12653 which work register is going to be used in the prologue.
12654 (thumb_output_function_prologue): Use unsigned long as the type
12655 for the register bit-mask. Also delay pushing the link register if
12656 other high registers are going to be pushed.
12657 (thumb_compute_save_reg_mask, emit_multi_reg_push,
12658 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
12659 redundant prototypes.
12661 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
12664 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
12665 and after reload in REG+REG indexed addresses without REG_POINTER
12666 set in the base and not set in the index.
12668 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
12670 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
12671 Don't undefine here.
12672 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
12673 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
12674 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
12675 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
12676 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
12678 * config.gcc (sh*-*-linux*): Use config/linux.h.
12680 2005-02-28 Dale Johannesen <dalej@apple.com>
12681 Stan Shebs <shebs@apple.com>
12683 Rewrite of 64-bit Darwin structure-by-value pass/return.
12684 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
12685 intoffset, use_stack, named.
12686 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
12687 (rs6000_darwin64_record_arg_advance_flush): New.
12688 (rs6000_darwin64_record_arg_advance_recurse): New.
12689 (rs6000_darwin64_record_arg_flush): New.
12690 (rs6000_darwin64_record_arg_recurse): New.
12691 (rs6000_darwin64_record_arg): New.
12692 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
12693 (function_arg_boundary): Handle 128-bit aligned structs.
12694 (function_arg_advance): Rewrite darwin64 struct handling.
12695 (function_arg): Call rs6000_darwin64_record_arg.
12696 (function_arg_partial_nregs): Handle darwin64 structs.
12697 (rs6000_darwin64_function_value): Remove.
12698 (rs6000_function_value): Call rs6000_darwin64_record_arg.
12700 2005-02-28 Roger Sayle <roger@eyesopen.com>
12702 PR tree-optimization/20216
12703 * tree-chrec.c (tree_fold_factorial): Delete.
12704 (tree_fold_binomial): Change argument list to take a return type
12705 and change the type of K to unsigned int. Rewrite to avoid explicit
12706 evaluation of factorials, and (recursively) calling fold to perform
12707 compile-time arithmetic. Return NULL on (internal) overflow.
12708 (chrec_evaluate): Change type of K to an unsigned int. Avoid
12709 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
12710 if any intermediate calculation overflows.
12711 (chrec_apply): Update call to chrec_evaluate.
12713 2005-02-28 James E Wilson <wilson@specifixinc.com>
12715 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
12717 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
12720 * c-parser.c (c_parser_compound_statement): Return error_mark_node
12721 instead of NULL_TREE on error.
12723 2005-02-28 David Edelsohn <edelsohn@gnu.org>
12725 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
12726 (EASY_VECTOR_15_ADD_SELF): Remove.
12727 (num_insns_constant_wide): Not static.
12728 (validate_condition_mode): Not static.
12729 (toc_relative_expr_p): Not static.
12730 (legitimate_indirect_address_p): Not static.
12731 (macho_lo_sum_memory_operand): Not static.
12732 (invalid_e500_subreg): Not static.
12733 (easy_vector_same): Not static.
12734 (easy_vector_splat_const): Not static.
12735 (RS6000_SYMBOL_REF_TLS_P): Remove.
12736 (any_operand): Delete.
12737 (any_parallel_operand): Delete.
12738 (count_register_operand): Delete.
12739 (altivec_register_operand): Delete.
12740 (xer_operand): Delete.
12741 (s8bit_cint_operand): Delete.
12742 (short_cint_operand): Delete.
12743 (u_short_cint_operand): Delete.
12744 (non_short_cint_operand): Delete.
12745 (exact_log2_cint_operand): Delete.
12746 (gpc_reg_operand): Delete.
12747 (cc_reg_operand): Delete.
12748 (cc_reg_not_cr0_operand): Delete.
12749 (reg_or_short_operand): Delete.
12750 (reg_or_neg_short_operand): Delete.
12751 (reg_or_aligned_short_operand): Delete.
12752 (reg_or_u_short_operand): Delete.
12753 (reg_or_cint_operand): Delete.
12754 (reg_or_arith_cint_operand): Delete.
12755 (reg_or_add_cint64_operand): Delete.
12756 (reg_or_sub_cint64_operand): Delete.
12757 (reg_or_logical_cint_operand): Delete.
12758 (got_operand): Delete.
12759 (got_no_const_operand): Delete.
12760 (easy_fp_constant): Delete.
12761 (easy_vector_constant): Delete.
12762 (easy_vector_constant_add_self): Delete.
12763 (zero_constant): Delete.
12764 (zero_fp_constant): Delete.
12765 (volatile_mem_operand): Delete.
12766 (offsettable_mem_operand): Delete.
12767 (mem_or_easy_const_operand): Delete.
12768 (add_operand): Delete.
12769 (non_add_cint_operand): Delete.
12770 (logical_operand): Delete.
12771 (non_logical_cint_operand): Delete.
12772 (mask_operand): Delete.
12773 (mask_operand_wrap): Delete.
12774 (mask64_operand): Delete.
12775 (mask64_2_operand): Delete.
12776 (and64_operand): Delete.
12777 (and64_2_operand): Delete.
12778 (and_operand): Delete.
12779 (reg_or_mem_operand): Delete.
12780 (lwa_operand): Delete.
12781 (symbol_ref_operand): Delete.
12782 (call_operand): Delete.
12783 (current_file_function_operand): Delete.
12784 (input_operand): Delete.
12785 (rs6000_nonimmediate_operand): Delete.
12786 (rs6000_tls_symbol_ref): Delete.
12787 (save_world_operation): Delete.
12788 (restore_world_operation): Delete.
12789 (load_multiple_operation): Delete.
12790 (store_multiple_operation): Delete.
12791 (vrsave_operation): Delete.
12792 (mfcr_operation): Delete.
12793 (mtcrf_operation): Delete.
12794 (lmw_operation): Delete.
12795 (stmw_operation): Delete.
12796 (branch_comparison_operator): Delete.
12797 (branch_positive_comparison_operator): Delete.
12798 (scc_comparison_operator): Delete.
12799 (trap_comparison_operator): Delete.
12800 (boolean_operator): Delete.
12801 (boolean_or_operator): Delete.
12802 (min_max_operator): Delete.
12803 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
12804 (EASY_VECTOR_15): Moved to here.
12805 (EASY_VECTOR_15_ADD_SELF): Move to here.
12806 (PREDICATE_CODES): Delete.
12807 * config/rs6000/rs6000-protos.h: Delete predicate functions.
12808 Declare functions no longer static.
12809 * config/rs6000/predicates.md: New.
12810 * config/rs6000/rs6000.md: Include predicates.md
12812 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
12814 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
12815 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
12817 * cfgrtl.c (need_fake_edge_p): Likewise.
12818 * combine.c (distribute_notes): Likewise.
12819 * emit-rtl.c (try_split): Likewise.
12820 * recog.c (peephole2_opimize): Likewise.
12821 * reg-notes.def (ALWAYS_RETURN): Remove.
12822 * rtl.h (LCT_ALWAYS_RETURN): Remove.
12823 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
12824 * tree.h (ECF_ALWAYS_RETURN): Remove.
12826 2005-02-28 Roger Sayle <roger@eyesopen.com>
12828 PR middle-end/19874
12829 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
12830 between different machine modes is never a "useless" conversion.
12832 2005-02-28 Geert Bosch <bosch@gnat.com>
12835 * doc/contrib.texi: List contributors for Ada front end
12837 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
12839 * simplify-rtx.c (simplify_unary_operation_1,
12840 simplify_const_unary_operation): New, extracted from...
12841 (simplify_unary_operation): ... this one.
12842 (simplify_binary_operation_1,
12843 simplify_const_binary_operation): New, extracted from...
12844 (simplify_binary_operation): ... this one.
12845 * rtl.h (simplify_const_unary_operation,
12846 simplify_const_binary_operation): Add prototypes.
12848 2005-02-28 Julian Brown <julian@codesourcery.com>
12850 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
12851 building libjava and caused PR regression/20228.
12853 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
12856 * Makefile.in (host_subdir): New.
12857 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
12858 * configure: Regenerate.
12860 2005-02-27 Zack Weinberg <zack@codesourcery.com>
12862 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
12863 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
12864 installation directory first.
12866 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
12869 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
12870 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
12871 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
12872 * config/cris/cris.md: Tweak comments referring to Q.
12873 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
12874 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
12875 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
12876 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
12877 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
12878 Insert spaces in constraints to align alternatives vertically for
12880 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
12883 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12885 PR rtl-optimization/17728
12886 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
12887 operand 0 from general_operand to move_dest_operand.
12889 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12891 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
12892 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
12893 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
12894 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
12896 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
12898 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
12899 * configure: Regenerate.
12900 * libada-mk.in: Remove CC; rename
12901 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
12903 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
12906 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
12907 for the lhs, also walk over the tree. Likewise for rhs.
12909 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
12911 * tree-ssa-dom.c (simple_iv_increment_p): New function.
12912 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
12913 Do not propagate value of iv before increment over the increment.
12915 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
12917 * c-parser.c: New file.
12918 * c-parse.in: Remove.
12919 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
12921 (c-parser.o): Add dependencies.
12922 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
12923 maintainer-clean, TAGS): Update.
12924 * c-config-lang.in (gtfiles): Update.
12925 * gengtype-lex.l: Don't handle "@@".
12926 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
12927 objc_build_synchronized, objc_begin_try_stmt,
12928 objc_begin_catch_clause, objc_finish_catch_clause,
12929 objc_build_finally_clause, objc_finish_try_stmt): New.
12930 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
12932 (c_parse_init): Update comment.
12933 * c-decl.c (c_init_decl_processing): Update comment.
12934 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
12935 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
12936 new c_declspecs members.
12938 2005-02-25 Julian Brown <julian@codesourcery.com>
12940 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
12941 from being used for symbols with vague linkage when
12942 HAVE_GAS_COMDAT_GROUP is true.
12944 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12946 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
12948 2005-02-25 Steve Ellcey <sje@cup.hp.com>
12951 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
12952 (LIBGCC2_HAS_DF_MODE): New.
12953 (LIBGCC2_HAS_XF_MODE): New.
12954 (LIBGCC2_HAS_TF_MODE): New.
12955 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12956 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12957 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
12958 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
12959 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
12960 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
12961 and add _fixtfdi, _fixunstfdi, _floatditf
12962 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
12963 L_fixunstfdi, L_floatditf.
12964 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
12965 (LIBGCC2_HAS_TF_MODE): Define.
12967 2005-02-25 Diego Novillo <dnovillo@redhat.com>
12969 PR tree-optimization/20204
12970 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
12971 REWRITE_THIS_STMT markers on PHI nodes.
12972 (rewrite_initialize_block): Likewise.
12974 2005-02-25 Mark Mitchell <mark@codesourcery.com>
12976 * version.c (version_string): Update to 4.1.
12978 2005-02-25 Paolo Carlini <pcarlini@suse.de>
12980 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
12981 Clarify that the alternative way doesn't work in GNU C++.
12983 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12985 PR tree-optimization/19937
12986 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
12987 to the type of the induction variable.
12989 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
12991 PR rtl-optimization/20117
12992 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
12993 the block including noncopyable insn.
12995 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
12997 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
12998 calls to find_reg_note.
13000 2005-02-24 Richard Henderson <rth@redhat.com>
13003 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
13006 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
13008 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
13009 vector types if to use base reg for misaligned non-word ld/std.
13011 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13014 * config/cris/cris.c (cris_target_asm_function_prologue): Create
13015 dwarf2 label manually and put it after, not before the prologue.
13017 2005-02-24 David Edelsohn <edelsohn@gnu.org>
13020 * reload.c (operands_match_p): Only increment register number for
13021 SCALAR_INT_MODE_P modes in multiple hard registers.
13023 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
13026 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13028 * ChangeLog.5: Fix log message typo(s).
13029 * ChangeLog.7: Likewise.
13030 * ChangeLog.tree-ssa: Likewise.
13031 * cfgexpand.c: Fix comment typo(s).
13032 * conflict.c: Likewise.
13033 * defaults.h: Likewise.
13034 * dwarf2out.c: Likewise.
13035 * gcse.c: Likewise.
13036 * ggc-page.c: Likewise.
13037 * tree-eh.c: Likewise.
13038 * tree-ssa-dom.c: Likewise.
13040 2005-02-24 Jakub Jelinek <jakub@redhat.com>
13043 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
13044 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
13045 if SHARED is defined.
13048 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
13049 allow splitting only if operands 0 and 3 don't overlap.
13051 2005-02-24 Richard Henderson <rth@redhat.com>
13053 PR middle-end/19953
13054 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
13055 (fold_builtin_1): Call them.
13056 * fold-const.c (fold_complex_mult_parts): Split out from ...
13057 (fold_complex_mult): ... here. Fix typo in both imaginary case.
13058 (fold_complex_div_parts, fold_complex_div): New.
13060 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
13062 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13064 * tree-ssa-ccp.c (visit_assignment): Verify that result of
13065 VIEW_CONVERT_EXPR is_gimple_min_invariant.
13067 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
13068 (print_node): Likewise.
13069 Print TYPE_SIZES_GIMPLIFIED.
13071 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
13073 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
13074 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
13075 operands as commutative in constraints.
13077 2005-02-24 Diego Novillo <dnovillo@redhat.com>
13079 * tree-into-ssa.c: Re-organize internal functions.
13081 2005-02-24 Richard Henderson <rth@redhat.com>
13083 PR middle-end/18902
13084 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
13086 * common.opt (fcx-limited-range): New.
13087 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
13088 * toplev.c (flag_complex_method): Initialize to 1.
13089 (process_options): Set flag_complex_method to 0 if
13090 flag_cx_limited_range.
13091 * doc/invoke.texi (-fcx-limited-range): New.
13093 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
13095 * cse.c (delete_trivially_dead_insns): Speed up by using
13096 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
13099 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
13101 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
13102 functions when -mid-shared-library is being used.
13104 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
13106 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
13107 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
13108 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
13109 * system.h: Poison LINK_LIBGCC_SPECIAL.
13111 2005-02-23 James E Wilson <wilson@specifixinc.com>
13113 * gengtype.c (note_insn_name): Make 1 element larger.
13115 2005-02-23 Roger Sayle <roger@eyesopen.com>
13118 PR rtl-optimization/20097
13119 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13120 BImode SUBREGs of SImode registers which confuse the ia64 backend.
13122 2005-02-23 David Edelsohn <edelsohn@gnu.org>
13124 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
13125 * t-aix52 (SHLIB_INSTALL): Same.
13127 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
13129 * genpreds.c: Update copyright.
13131 2005-02-23 Michael Beach <michaelb@ieee.org>
13134 * config/sparc/t-elf (startup files): Assemble with CPP.
13136 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
13138 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
13139 (write_predicate_expr): Likewise.
13141 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13143 PR tree-optimization/20100
13144 PR tree-optimization/20115
13145 * tree-optimize.c (init_tree_optimization_passes): Remove
13146 pass_maybe_create_global_var.
13147 * tree-pass.h (pass_maybe_create_global_var): Remove.
13148 * tree-ssa-alias.c (aliases_computed_p): Declare.
13149 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
13150 (count_calls_and_maybe_create_global_var): Remove.
13151 (pass_maybe_create_global_var): Remove.
13152 (init_alias_info): Do not declare aliases_computed_p.
13153 (maybe_create_global_var): If the function contains no
13154 call-clobbered variables and a mix of pure/const and regular
13155 function calls, create .GLOBAL_VAR.
13156 Mark all call-clobbered variables for renaming.
13157 (merge_pointed_to_info): Update comment.
13158 (add_pointed_to_var): Likewise.
13159 (is_escape_site): Likewise.
13160 Accept struct alias_info * instead of size_t *.
13162 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
13164 * tree-ssa-operands.c (get_call_expr_operands): If
13165 ALIASES_COMPUTED_P is false, do not add call-clobbering
13167 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
13168 (delete_tree_ssa): Likewise.
13170 2005-02-22 James E Wilson <wilson@specifixinc.com>
13172 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
13173 (do_compile): Do call it here.
13175 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13177 PR rtl-optimization/20017.
13178 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
13179 rest_of_handle_cse2, rest_of_handle_gcse): Call
13180 delete_dead_jumptables immediately before calling cleanup_cfg.
13182 2005-02-22 Devang Patel <dpatel@apple.com>
13185 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
13188 2005-02-22 David Edelsohn <edelsohn@gnu.org>
13190 * config/rs6000/aix.h (WINT_TYPE): Define.
13192 2005-02-22 Stan Shebs <shebs@apple.com>
13194 * config/rs6000/rs6000.c (rs6000_override_options): Default to
13195 natural alignment for 64-bit Darwin.
13196 (rs6000_parse_alignment_option): Warn about uses of -malign-power
13198 * doc/invoke.texi: Document this.
13200 2005-02-22 DJ Delorie <dj@redhat.com>
13202 * c-common.c (c_common_type_for_mode): Pass the mode's precision
13203 to make_[un]signed_type, not the mode itself.
13205 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
13207 * cfg.c (cached_make_edge): Call make_edge if edge cache is
13208 not available. Use tail calls wherever possible.
13209 (make_edge): Call unchecked_make_edge to create an edge.
13211 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
13212 (coalesce_ssa_name): Don't check for
13213 SSANORM_USE_COALESCE_LIST.
13214 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
13216 2005-02-22 Diego Novillo <dnovillo@redhat.com>
13218 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
13219 (rewrite_into_ssa): ... here.
13221 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
13223 PR tree-optimization/19786
13224 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
13225 tag to another's may-alias bitmap when adding to the other's list.
13227 2005-02-21 DJ Delorie <dj@redhat.com>
13229 * tree-ssa-loop-ivopts.c (computation_cost): Start register
13230 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
13231 registers in unsupported ways.
13232 * expmed.c (init_expmed): Likewise.
13234 2005-02-21 Stan Cox <scox@redhat.com>
13236 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
13238 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13240 * tree-cfg.c (fold_cond_expr_cond): New.
13241 (make_edges): Call fold_cond_expr_cond.
13242 (find_taken_edge): Accept nothing but INTEGER_CST.
13243 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
13245 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
13247 * flow.c (delete_dead_jumptables): Speed up by scanning insns
13248 that do not belong to any basic block.
13250 2005-02-21 Jeff Law <law@redhat.com>
13252 * cfganal.c (find_unreachable_blocks): Manually CSE load of
13255 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
13257 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
13258 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
13259 Adjust their definitions.
13260 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
13261 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
13263 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
13264 genautomata.c, langhooks.c, langhooks.h, system.h,
13265 config/arm/lib1funcs.asm: Update copyright.
13267 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13269 * dbxout.c (dbxout_function_end): Emit Lscope label always.
13271 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
13274 * doc/install.texi: Document --with-gc.
13276 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
13278 * simplify-rtx.c (simplify_unary_operation): Add a missing
13281 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13283 PR tree-optimization/18663
13284 * tree-ssa-dom.c (extract_range_from_cond): Return 0
13285 if the type has variable bounds.
13287 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
13289 * gcse.c: Remove an obsolete comment.
13291 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
13293 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
13295 * doc/extend.texi (Function Attributes) <Attribute const>: The
13296 attribute "pure" is below this text, not above.
13298 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13300 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
13301 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
13302 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
13304 2005-02-20 Zack Weinberg <zack@codesourcery.com>
13307 * langhooks.h (struct lang_hooks): Add to_target_charset.
13308 * langhooks.c (lhd_to_target_charset): New function.
13309 * langhooks-def.h: Declare lhd_to_target_charset.
13310 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
13311 (LANG_HOOKS_INITIALIZER): Update.
13312 * c-common.c (c_common_to_target_charset): New function.
13313 * c-common.h: Declare it.
13314 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
13315 c_common_to_target_charset.
13317 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
13318 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
13319 Delete definitions.
13320 * system.h: Poison them.
13321 * doc/tm.texi: Don't discuss them.
13322 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
13323 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
13324 (pp_c_char): Do not attempt to generate letter escapes for
13326 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
13327 * config/mips/mips.c (mips_output_ascii): Likewise.
13329 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
13331 PR tree-optimization/19951
13332 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
13335 2005-02-19 Steven Bosscher <stevenb@suse.de>
13337 PR middle-end/19698
13338 * function.h (struct function): New field `max_loop_depth'.
13339 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
13340 (flow_loops_find): Reset the max loop depth count before finding loops.
13341 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
13342 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
13343 (calculate_global_regs_live): Make sure the loop will terminate
13344 when the initial sets are not empty.
13346 2005-02-19 Zack Weinberg <zack@codesourcery.com>
13348 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
13350 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
13352 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
13355 * doc/invoke.texi: Remove documentation of %M spec.
13357 (init_spec): Remove %M suffix from -lgcc_s.
13358 (do_spec_1): Remove 'M' case.
13359 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
13360 to put shared libraries in the multilib directory. Remove the
13361 shlib_so_soname substitution variable. Don't add a multilib encoding
13362 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
13363 reported by -print-multi-os-directory. Pass @multilib_dir@ to
13364 SHLIB_INSTALL as well as SHLIB_LINK.
13365 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
13366 (SHLIB_NAME): Delete.
13367 (SHLIB_DIR): New macro.
13368 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
13369 (SHLIB_INSTALL): Adjust accordingly.
13370 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
13371 * config/t-slibgcc-sld: Likewise.
13372 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
13373 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
13374 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
13376 (SHLIBUNWIND_INSTALL): Adjust accordingly.
13377 * config/i386/t-nwld (SHLIB_SONAME): Delete.
13378 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
13379 Use @shlib_base_name@ instead of @shlib_so_name@.
13380 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
13381 and @shlib_base_name@.so in @multilib_dir@.
13382 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
13383 to the install path.
13384 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
13385 (SHLIB_LINK): Remove previous workaround.
13386 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
13387 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
13388 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
13390 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
13391 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
13392 (SHLIB_INSTALL): Adjust accordingly.
13393 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
13394 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
13395 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
13396 config/t-slibgcc-elf-ver.
13398 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
13399 Jakub Jelinek <jakub@redhat.com>
13401 PR tree-optimization/19828
13402 * tree-ssa-loop-im.c: Add a TODO comment.
13403 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
13404 without side-effects.
13406 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
13408 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
13411 2005-02-18 James E. Wilson <wilson@specifixinc.com>
13413 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
13414 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
13415 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
13417 (ia64_reorg): Delete fixup_errata call.
13418 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
13419 (TARGET_SWITCHES): Delete -mb-step entry.
13421 2005-02-19 Jakub Jelinek <jakub@redhat.com>
13424 * c-typeck.c (composite_type): Handle quals in transparent unions.
13425 (type_lists_compatible_p): Likewise.
13427 2005-02-18 Stan Shebs <shebs@apple.com>
13429 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
13430 expressions in the .literal8 section.
13432 2005-02-18 Geoffrey Keating <geoffk@apple.com>
13434 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
13436 2005-02-18 Roger Sayle <roger@eyesopen.com>
13438 * fold-const.c (constant_boolean_node): Always create values of the
13439 specified type, don't bother calling truthvalue_conversion.
13441 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
13443 * except.c (output_function_exception_table): Call
13444 assemble_external_libcall (eh_personality_libfunc).
13446 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
13449 * config/ia64/ia64.h (struct machine_function): Add state_num.
13450 * config/ia64/ia64.c (process_epilogue,
13451 process_for_unwind_directive): Use new unwind state numbers each
13452 time rather than state 1.
13454 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
13457 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
13458 before the "*llgt_didi" pattern.
13460 2005-02-18 Jason Merrill <jason@redhat.com>
13462 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
13464 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
13466 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
13467 (div0): Use it in place of ARM_FUNC_ALIAS.
13468 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
13470 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
13472 PR middle-end/20030
13473 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
13474 access, the lower bound of the array type if it exists.
13476 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
13479 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
13480 cases that are out-of-range for the index type.
13482 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
13484 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
13485 (estimate_case_costs): Don't call convert.
13486 * expmed.c (expand_shift): Likewise.
13487 (make_tree): Call fold_convert instead of convert.
13489 2005-02-18 Jakub Jelinek <jakub@redhat.com>
13492 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
13493 that ref to be marked MEM_READONLY_P doesn't have base that needs
13496 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
13498 * genautomata.c (output_get_cpu_unit_code_func,
13499 output_cpu_unit_reservation_p): Don't generate old-style function
13502 2005-02-18 Jakub Jelinek <jakub@redhat.com>
13505 PR tree-optimization/20009
13506 * convert.c (convert_to_integer): Revert 2005-02-16 change.
13508 PR tree-optimization/18947
13509 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
13510 inline, remove all nodes that are inlined into the extern inline
13513 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
13515 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
13516 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
13517 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
13518 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
13521 2005-02-17 Roger Sayle <roger@eyesopen.com>
13523 PR tree-optimization/19917
13524 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
13525 to be potentially trapping.
13527 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
13529 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
13531 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
13533 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
13534 tem becomes a local variable which is set to the value of the
13535 back end defined INITIAL_FRAME_ADDRESS macro.
13536 (expand_builtin_frame_address): Omit the base parameter to
13537 expand_builtin_return_addr.
13538 (expand_builtin_profile_func): Likewise.
13539 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
13540 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
13541 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
13543 2005-02-17 Jakub Jelinek <jakub@redhat.com>
13545 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
13546 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
13547 * config/frv/frv.c (frv_function_epilogue): Likewise.
13549 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
13551 * lambda-code (perfect_nestify): Remove mark/unmark
13552 for rewriting hack.
13553 * tree-loop-linear.c (linear_transform_loops): Add
13554 rewrite_into_ssa call so that ssa is correct for
13555 rewriting into loop closed.
13557 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
13559 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
13560 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
13562 * bt-load.c (btr_def_live_range, combine_btr_defs,
13563 migrate_btr_def, migrate_btr_defs): Likewise.
13564 * cfgcleanup.c (thread_jump): Likewise.
13565 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
13566 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
13567 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
13568 df_rd_local_compute, df_reg_info_compute): Likewise.
13569 * dominance.c (init_dom_info, free_dom_info): Likewise.
13570 * flow.c (init_propagate_block_info,
13571 free_propagate_block_info): Likewise.
13572 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
13573 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
13574 modify_reg_pav): Likewise.
13575 * loop-invariant.c (find_defs, find_invariant_insn,
13576 find_invariants, free_inv_motion_data): Likewise.
13577 * predict.c (tree_predict_by_opcode,
13578 estimate_bb_frequencies): Likewise.
13579 * stmt.c (expand_case): Likewise.
13580 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
13581 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
13582 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
13583 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
13584 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
13585 rewrite_ssa_into_ssa): Likewise.
13586 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13587 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
13588 analyze_edges_for_bb, perform_edge_inserts): Likewise.
13589 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
13590 * tree-sra.c (tree_sra): Likewise.
13591 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
13592 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13593 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
13594 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
13595 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
13596 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
13598 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
13599 calculate_live_on_entry, calculate_live_on_exit,
13600 build_tree_conflict_graph): Likewise.
13601 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
13602 record_important_candidates, set_use_iv_cost, find_depends,
13603 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
13604 tree_ssa_iv_optimize_finalize): Likewise.
13605 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
13606 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
13607 tree_duplicate_loop_to_header_edge): Likewise.
13608 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
13609 * tree-ssa.c (verify_flow_insensitive_alias_info,
13610 verify_name_tags, verify_ssa, init_tree_ssa,
13611 delete_tree_ssa): Likewise.
13612 * tree-ssanames.c (marked_ssa_names, init_ssanames,
13613 fini_ssanames): Likewise.
13614 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
13616 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
13618 * config/rs6000/t-rtems: Completely reworked.
13620 2005-02-17 Ira Rosen <irar@il.ibm.com>
13622 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
13624 2005-02-17 Ira Rosen <irar@il.ibm.com>
13626 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
13627 POINTER_TYPE_P when checking that type is a pointer.
13628 (vect_get_memtag): Remove.
13629 (vect_address_analysis): Use POINTER_TYPE_P. Call
13630 vect_object_analysis with dummy parameter for memtag.
13631 (vect_object_analysis): Extract memtag (functionality that
13632 used to be in vect_get_memtag and moved here). Fix printings.
13633 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
13634 with correct parameters. Remove call to vect_get_memtag.
13636 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
13638 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
13639 (tree-vectorizer.o): Added missing dependencies.
13641 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
13643 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
13644 declaration in tree-vectorizer.c, now has an extern declaration in
13645 tree-vectorizer.h).
13646 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13647 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
13648 get_vectype_for_scalar_type, vect_is_simple_use,
13649 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
13650 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
13651 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
13652 vectorizable_store, vectorizable_operation, vectorizable_assignment,
13653 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
13654 find_loop_location): Likewise.
13656 * tree-vectorizer.c (langhooks.h): #include removed.
13657 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
13658 moved to tree-vectorized.h.
13659 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13660 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
13661 get_vectype_for_scalar_type, vect_is_simple_use,
13662 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
13663 vect_supportable_dr_alignment, new_loop_vec_info,
13664 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
13665 vect_set_verbosity_level, find_loop_location): Likewise.
13667 (vect_analyze_loop): Function externalized. Declaration moved to
13668 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
13669 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
13670 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
13671 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
13672 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
13673 vect_enhance_data_refs_alignment, vect_analyze_operations,
13674 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
13675 vect_stmt_relevant_p, vect_get_loop_niters,
13676 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
13677 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
13678 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
13679 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
13680 vect_get_memtag): Likewise.
13682 (vectorizable_load): Function externalized. Declaration moved to
13683 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
13684 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
13685 vect_transform_loop): Likewise.
13686 (vect_transform_stmt): Moved to tree-vect-transform.c.
13687 (vect_align_data_ref, vect_create_destination_var,
13688 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
13689 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
13690 vect_get_vec_def_for_operand, vect_init_vector,
13691 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
13692 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
13693 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
13694 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
13695 vect_do_peeling_for_loop_bound): Likewise.
13697 * tree-vect-analyze.c: New file.
13698 * tree-vect-transform.c: New file.
13700 2005-02-17 Jason Merrill <jason@redhat.com>
13702 PR mudflap/19319, c++/19317
13703 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
13706 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
13708 * doc/install.texi (Specific): Update link for Darwin-specific
13711 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
13713 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
13714 constant_boolean_node.
13716 2005-02-16 David Edelsohn <edelsohn@gnu.org>
13719 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
13720 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
13722 2005-02-16 Richard Henderson <rth@redhat.com>
13725 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
13727 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
13728 replace uses with Wtype_MAXp1_F.
13729 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
13730 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
13731 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
13732 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
13733 and HAVE_TFMODE as appropriate.
13734 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
13735 (__floatdisf): Likewise.
13736 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
13737 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
13738 (Wtype_MAXp1_F): New.
13739 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
13740 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
13742 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
13745 * arm.c (arm_apply_result_size): New function.
13746 * arm.h (APPLY_RESULT_SIZE): Define.
13747 * arm-protos.h (arm_apply_result_size): Add prototype.
13748 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
13749 (movxf): New expand.
13750 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
13751 (call_value_symbol): Remove predicate for operand 0.
13752 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
13753 (untyped_call): Rework to correclty return values for any type.
13754 (untyped_return): New expand.
13755 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
13757 2005-02-16 Stan Shebs <shebs@apple.com>
13759 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
13760 * config/rs6000/t-darwin8: New, for 64-bit multilib.
13762 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
13764 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
13765 configure settings on Solaris 7 and later.
13767 2005-02-16 Diego Novillo <dnovillo@redhat.com>
13769 PR tree-optimization/19865
13770 * tree-optimize.c (init_tree_optimization_passes): Run
13771 pass_may_alias after pass_sra.
13773 2005-02-16 Richard Henderson <rth@redhat.com>
13774 Stuart Hastings <stuart@apple.com>
13777 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
13778 Do nothing if debug info suppressed for this function.
13779 (dbxout_begin_function): Early exit if debug info suppressed for
13782 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
13785 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
13787 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13789 PR tree-optimization/19967
13790 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
13791 expand_builtin_strchr, expand_builtin_strrchr): Take a new
13792 argument TYPE. Adjust calls to fold_builtin_XXX.
13793 (expand_builtin, fold_builtin_1): Adjust calls to
13794 expand_builtin_XXX.
13795 (fold_builtin_strchr, fold_builtin_strpbrk,
13796 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
13797 result to a requested type TYPE.
13799 2005-02-16 Jakub Jelinek <jakub@redhat.com>
13801 PR middle-end/19857
13802 * fold-const.c (fold): Don't optimize (T)(x & cst) to
13803 (T)x & (T)cst if (T)cst overflows.
13804 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
13805 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
13807 2005-02-15 Jeff Law <law@redhat.com>
13809 * gcse.c (blocks_with_calls): New bitmap.
13810 (alloc_gcse_mem): Allocate it.
13811 (free_gcse_mem): Free it.
13812 (clear_modifY_mem_tables): Clear it.
13813 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
13814 when we encounter CALL_INSNs.
13815 (compute_transp, case MEM): Handle blocks with calls separate
13816 from blocks without calls. Use bitmap iterators rather than
13819 2005-02-15 Peter O'Gorman <peter@pogma.com>
13822 * mklibgcc.in (vis_hide): Use a temporary object file, not
13825 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
13828 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
13829 access optimization.
13831 2005-02-15 David Edelsohn <edelsohn@gnu.org>
13832 Alan Modra <amodra@bigpond.net.au>
13835 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
13836 (_xlqsub): Rename to __gcc_qsub.
13837 (_xlqmul): Rename to __gcc_qmul.
13838 (_xlqdiv): Rename to __gcc_qdiv.
13839 Provide versioned symbol aliases with old names.
13840 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
13841 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
13842 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
13843 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
13844 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
13846 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
13848 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
13849 Fold ~(A - 1) and ~(A + -1) to -A.
13851 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
13855 * config/host-linux.c (linux_gt_pch_use_address): Copy from
13856 config/pa/pa-host.c:pa_gt_pch_use_address.
13858 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
13860 * tree-vn.c (get_value_handle): Make sure that given an
13861 is_gimple_min_invariant expression, we always return it.
13863 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
13865 * passes.c (rest_of_handle_gcse): Fix a comment.
13867 2005-02-15 Jeff Law <law@redhat.com>
13869 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
13871 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
13872 (canon_list_insert, record_last_mem_set_info): Similarly.
13873 (clear_modify_mem_tables): Similarly.
13875 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
13877 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
13878 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
13879 config/mips/mips.md, config/rs6000/aix.h,
13880 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
13882 2005-02-15 Richard Henderson <rth@redhat.com>
13884 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
13885 call to be best_edge.
13887 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
13889 * basic-block.h: Adjust the prototype for find_basic_blocks.
13890 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
13891 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
13894 * flow.c (recompute_reg_usage): Remove all arguments.
13895 * passes.c (rest_of_compilation): Adjust the call to
13896 recompute_reg_usage.
13897 * rtl.h: Adjust the prototype for recompute_reg_usage.
13899 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
13901 * tree-dump.c (dump_files): Update to reflect new member
13903 (dump_register): Add new argument.
13905 (dump_switch_p_1): Check against glob name if doglob was passed.
13906 (dump_switch_p): Check against regular first, then glob if
13907 we didn't have any hits on the dump name.
13908 * tree-optimize.c (register_one_dump_file):
13909 Pass in glob name as well.
13910 * tree-pass.h (struct dump_file_info): Add glob
13913 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
13915 PR preprocessor/16323
13916 * doc/invoke.texi: Document that -Wendif-labels is on by default.
13918 2005-02-14 David Edelsohn <edelsohn@gnu.org>
13921 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
13922 (trunctfdf2_internal1): New.
13923 (trunctfdf2_internal2): Renamed from trunctfdf2.
13925 2005-02-14 Diego Novillo <dnovillo@redhat.com>
13927 PR tree-optimization/19853
13928 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
13930 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
13932 * passes.c (rest_of_handle_loop_optimize): Remove calls to
13933 delete_dead_jumptables and cleanup_cfg.
13935 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
13937 * reload.c (find_reloads): Swap address_reloaded flags when
13938 swapping commutative operands.
13940 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
13942 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
13943 Use standard_iv_increment_position for computing the bsi position
13945 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
13948 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
13951 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
13952 life range of hard registers.
13953 * value-prof.c (insn_prefetch_values_to_profile): Only
13956 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
13957 profile in libcalls.
13959 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
13961 * bitmap.h (bitmap_and_compl_into): Return bool.
13962 * bitmap.c (bitmap_and_compl_into): Return changed flag.
13964 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
13966 PR tree-optimization/19944
13967 * fold-const.c (fold): Re-add ABS_EXPR folding.
13969 2005-02-13 David Edelsohn <edelsohn@gnu.org>
13972 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
13973 {TARGET,MASK}_XL_COMPAT.
13974 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
13976 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
13977 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
13979 (rs6000_arg_partial_bytes): Same.
13980 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
13981 and XL compatibility enabled.
13982 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
13983 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
13984 test to final condition.
13985 (cmptf_internal2): New.
13986 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
13987 xl-compat. Add TFmode information to description.
13989 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
13991 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
13993 2005-02-13 Jason Merrill <jason@redhat.com>
13996 * fold-const.c (fold_indirect_ref_1): Split out from...
13997 (build_fold_indirect_ref): Here.
13998 (fold_indirect_ref): New fn.
13999 * tree.h: Declare it.
14000 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
14001 (gimplify_modify_expr_rhs): Likewise.
14002 (gimplify_expr): Likewise.
14004 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
14006 PR tree-optimization/14303
14007 PR tree-optimization/15784
14008 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
14009 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
14010 ABS_EXPR<x> != 0 to x != 0.
14012 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
14014 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
14015 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
14016 spelling conventions.
14018 * passes.c (rest_of_handle_gcse): Don't run cse_main and
14019 delete_trivially_dead_insns too many times.
14021 * passes.c (rest_of_handle_gcse): Remove dead assignments to
14024 2005-02-12 Ira Rosen <irar@il.ibm.com>
14026 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
14027 (vect_is_simple_iv_evolution): Remove redundant parameter
14029 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
14030 without last parameter.
14031 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
14032 Return pointer step. Call vect_is_simple_iv_evolution without
14033 last parameter. Check only that the step is multiple of size
14034 type. Remove stmt_vinfo updates.
14035 (vect_get_memtag_and_dr): Remove.
14036 (vect_get_memtag): New function.
14037 (vect_address_analysis): New function.
14038 (vect_object_analysis): New function.
14039 (vect_analyze_data_refs): Call vect_object_analysis and
14040 vect_get_memtag. Update stmt_vinfo fields.
14042 2005-02-12 Ira Rosen <irar@il.ibm.com>
14044 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
14045 exist and are objects. Remove checks for pointer.
14046 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
14047 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
14048 (vect_create_data_ref_ptr): Likewise.
14049 (vect_base_addr_differ_p): New function.
14050 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
14051 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
14052 Don't set the DR_BASE_NAME field of data-ref.
14053 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
14055 2005-02-12 Uros Bizjak <uros@kss-loka.si>
14057 * optabs.h (enum optab_index): Add new OTI_ldexp.
14058 (ldexp_optab): Define corresponding macro.
14059 * optabs.c (init_optabs): Initialize ldexp_optab.
14060 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
14062 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
14064 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
14065 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
14067 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
14068 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
14071 2005-02-12 Ira Rosen <irar@il.ibm.com>
14073 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
14075 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
14077 (vect_get_base_and_offset): Always return an address.
14078 (vect_create_addr_base_for_vector_ref): Remove treatment for
14079 different data reference types.
14080 (vect_compute_data_ref_alignment): Rename base to base_address in
14081 stmt_vec_info. Get the object in order to force its alignment.
14082 (vect_get_memtag_and_dr): Rename base to base_address in
14083 stmt_vec_info. Extract the object for memtag analysis.
14085 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
14087 PR regression/19898.
14088 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
14089 changes cc_status, use apply modified_in_p to part of cc_status
14090 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
14093 2005-02-11 Richard Henderson <rth@redhat.com>
14095 * tree-complex.c (expand_complex_libcall): New.
14096 (expand_complex_multiplication): Use it for c99 compliance.
14097 (expand_complex_division): Likewise.
14098 * fold-const.c (fold_complex_add, fold_complex_mult): New.
14100 * builtins.c (built_in_names): Remove const.
14101 * tree.c (build_common_builtin_nodes): Build complex arithmetic
14103 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
14104 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
14105 (built_in_names): Remove const.
14106 * c-common.c (c_common_type_for_mode): Handle complex modes.
14107 * flags.h, toplev.c (flag_complex_method): Rename from
14108 flag_complex_divide_method.
14109 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
14110 __mulsc3, __muldc3, __mulxc3, __multc3): New.
14111 * libgcc2.h: Declare them.
14112 * libgcc-std.ver: Export them.
14113 * mklibgcc.in (lib2funcs): Build them.
14115 2005-02-11 Steven Bosscher <stevenb@suse.de>
14117 PR tree-optimization/19876
14118 Partially revert my change from 2005-01-14
14119 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
14120 (compute_antic): ...and remove the loop here.
14122 2005-02-11 Jakub Jelinek <jakub@redhat.com>
14124 PR middle-end/19858
14125 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
14126 is number of inner's bits, avoid creating a BIT_FIELD_REF.
14128 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
14129 crtend.o if -pie. Use %{x:a;:b} spec syntax.
14131 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
14133 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
14134 offsets for the big-endian 32-bit case.
14136 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
14138 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
14140 2005-02-11 Dale Johannesen <dalej@apple.com>
14142 * cselib.c (cselib_process_insn): Clear out regs where
14143 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
14144 * reload.c (find_equiv_reg): Ditto.
14146 2005-02-11 Ian Lance Taylor <ian@airs.com>
14148 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
14151 * tree.c (build_function_type_list): Work correctly if there are
14154 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
14156 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
14157 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
14158 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
14159 TARGET_ZARCH instead of TARGET_64BIT.
14161 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
14163 * config/rs6000/t-rtems:
14164 (MULTILIB_OPTIONS): Remove mcpu=602.
14165 (MUTLILIB_DIRNAMES): Remove m602.
14166 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
14167 Let mcpu=602 match mcpu=603.
14168 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
14170 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14172 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
14173 signal trampolines.
14175 2005-02-10 David Daney <ddaney@avtrex.com>
14177 * config/alpha/linux-unwind.h: Add exception clause to copyright.
14178 * config/i386/linux-unwind.h: Likewise.
14179 * config/ia64/linux-unwind.h: Likewise.
14180 * config/mips/linux-unwind.h: Likewise.
14181 * config/pa/linux-unwind.h: Likewise.
14182 * config/rs6000/linux-unwind.h: Likewise.
14183 * config/s390/linux-unwind.h: Likewise.
14184 * config/sh/linux-unwind.h: Likewise.
14185 * config/sparc/linux-unwind.h: Likewise.
14187 2005-02-10 Steven Bosscher <stevenb@suse.de>
14189 PR tree-optimization/17549
14190 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
14191 TER to replace a DEF with its expression if the DEF and the
14192 rhs of the expression we replace into have the same root
14195 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
14197 * config/mips/mips.md: Fix the placement of the match_scratch in the
14200 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14202 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
14205 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
14207 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
14208 (strip_offset): Handle addresses.
14209 (add_address_candidates): Use strip_offset.
14210 (difference_cost): Reflect strip_offset change.
14211 (force_var_cost, difference_cost): Strip nops.
14213 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
14215 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
14217 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
14218 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
14219 config/cris/cris-protos.h, config/cris/cris.c: Update
14222 2005-02-10 Jeff Law <law@redhat.com>
14224 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
14225 (lookup_avail_expr): Similarly.
14227 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
14229 * builtins.c (fold_builtin_powi): New function.
14230 (fold_builtin_1): Call it.
14232 2005-02-10 Steven Bosscher <stevenb@suse.de>
14234 PR documentation/19309
14235 * doc/cpp.texi: The __GNUC__ and related predefined macros
14236 are also defined for the "standalone" cpp.
14237 Some non-GCC compilers may also define __GNUC__.
14239 2005-02-10 Jakub Jelinek <jakub@redhat.com>
14242 * c-typeck.c (common_type): New routine. Old common_type renamed
14244 (c_common_type): ...this.
14245 (build_conditional_expr, build_binary_op): Use c_common_type instead
14248 2005-02-10 Steven Bosscher <stevenb@suse.de>
14250 * doc/md.texi: Replace @samp{length} with @code{length}.
14252 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14254 PR tree-optimization/18687
14255 * tree-flow.h (find_loop_niter): Declare.
14256 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
14257 Try using scev even for loops with more than one exit.
14258 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
14259 (struct ivopts_data): Added niters field.
14260 (struct nfe_cache_elt): New.
14261 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
14263 (tree_ssa_iv_optimize_init): Initialize niters cache.
14264 (determine_number_of_iterations): Removed.
14265 (find_induction_variables): Do not call determine_number_of_iterations.
14266 Access niters for single exit through niter_for_single_dom_exit.
14267 (add_iv_outer_candidates): Access niters for single exit through
14268 niter_for_single_dom_exit.
14269 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
14270 number_of_iterations_cond.
14271 (iv_period): New function.
14272 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
14273 (may_replace_final_value): Take data argument. Use
14274 niter_for_single_dom_exit.
14275 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
14276 (rewrite_use_compare): Pass data to may_eliminate_iv.
14277 (rewrite_use_outer): Pass data to may_replace_final_value.
14278 (free_loop_data): Clean up the niters cache.
14279 (tree_ssa_iv_optimize_finalize): Free the niters cache.
14280 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
14281 * tree-ssa-loop-niter.c (find_loop_niter): New function.
14282 (find_loop_niter_by_eval): Use tree_int_cst_lt.
14283 (num_ending_zeros): Moved to tree.c.
14284 * tree.h (num_ending_zeros): Declare.
14285 * tree.c (num_ending_zeros): Moved from tree.c.
14287 2005-02-09 Richard Henderson <rth@redhat.com>
14289 * builtins.c (DEF_BUILTIN): Add COND argument.
14290 * tree.h (DEF_BUILTIN): Likewise.
14291 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
14292 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
14294 (DEF_BUILTIN_STUB): New.
14295 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
14296 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
14297 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
14298 * c-common.c (DEF_BUILTIN): Add COND argument.
14299 * tree.c (local_define_builtin): New.
14300 (build_common_builtin_nodes): New.
14302 2005-02-09 Roger Sayle <roger@eyesopen.com>
14304 * fold-const.c (fold_strip_sign_ops): New function to simplify a
14305 floating point expression ignoring the sign of the result.
14306 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
14307 (fold) <MULT_EXPR>: Use it to simplify x*x.
14308 * tree.h (fold_strip_sign_ops): Prototype here.
14309 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
14310 argument. Use fold_strip_sign_ops to simplify the first argument.
14311 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
14312 first argument when the second argument is an even integer
14313 constant, but only with -funsafe_math_optimizations.
14314 (fold_builtin_1): Update call to fold_builtin_copysign.
14316 2005-02-09 Ian Lance Taylor <ian@airs.com>
14318 PR middle-end/19583
14319 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
14320 just check whether EH_FILTER_FAILURE falls through.
14322 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
14324 * gcc/haifa-sched.c (schedule_block): Make queued sched group
14325 insns return to ready list in the next turn.
14327 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
14329 PR middle-end/19402
14330 * builtins.def: New __builtin_powi[lf].
14331 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
14332 (expand_builtin_powi): New function.
14333 (expand_builtin): Dispatch to expand_builtin_powi.
14334 * libgcc2.h: Add prototypes for __builtin_powi[lf].
14335 * libgcc2.c: Add __builtin_powi[lf] implementation.
14336 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
14337 * optabs.h: Add powi_optab.
14338 * optabs.c (init_optabs): Initialize powi_optab.
14339 * doc/extend.texi: Document __builtin_powi[lf].
14341 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
14343 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
14346 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
14348 PR middle-end/19854
14349 * fold-const.c (try_move_mult_to_index): Remove redundant
14350 type argument. Create ADDR_EXPR with correct type.
14351 (fold): Update callers of try_move_mult_to_index. Convert
14352 result to the appropriate type.
14354 2005-02-09 Roger Sayle <roger@eyesopen.com>
14357 * config/avr/avr.c (default_rtx_costs): Delete.
14358 (avr_operand_rtx_cost): New function.
14359 (avr_rtx_costs): Completely rewrite.
14361 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
14364 * config/cris/cris.c (in_code): New variable.
14365 (cris_output_addr_const): Now a static function, a wrapper for
14367 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
14368 case from old cris_output_addr_const.
14369 (cris_asm_output_label_ref): Similar for LABEL_REF.
14370 (cris_output_addr_const_extra): Similar for UNSPEC.
14371 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
14372 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
14373 * config/cris/cris-protos.h (cris_output_addr_const): Remove
14375 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
14376 (cris_asm_output_label_ref): Declare.
14378 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
14380 PR preprocessor/19801
14381 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
14382 filenames that changed when libcpp was moved to the toplevel.
14384 2005-02-07 Roger Sayle <roger@eyesopen.com>
14386 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14387 zero extensions of BImode operands. Call lowpart_subreg instead
14388 of gen_lowpart_common and gen_lowpart_SUBREG.
14390 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
14393 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
14394 * configure.ac: Set cc_for_cross_gnattools.
14395 * configure: Regenerate.
14397 2005-02-08 Alan Modra <amodra@bigpond.net.au>
14400 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
14402 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14405 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
14406 of nested functions.
14408 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
14410 * doc/extend.texi: Document deprecated extensions allowing
14411 static floating-point members to have initializers and allowing
14412 floating-point literals in integral constant expressions.
14414 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
14416 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
14417 config/darwin7.h, config/mips/mips.c,
14418 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
14421 * cse.c: Update comments.
14423 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
14425 PR middle-end/19775
14426 * builtins.c (fold_builtin_sqrt): Transform
14427 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
14430 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
14431 Dorit Naishlos <dorit@il.ibm.com>
14433 * doc/invoke.texi (ftree-vectorizer-verbose): New.
14434 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
14435 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
14437 * tree.h (vect_set_verbosity_level): New extern function declaration
14439 * tree-vectorizer.h (verbosity_levels): New enum type.
14440 * tree-vectorizer.c (vect_debug_stats): Function removed.
14441 (vect_debug_details): Likewise.
14442 (vect_verbosity_level): Global variable was defined and initialized.
14443 (vect_dump): Global variable definition.
14444 (vect_print_dump_info): New function.
14445 (vect_set_dump_settings): New function.
14446 (vect_set_verbosity_level): New function.
14447 (vectorize_loops): Add call to vect_set_dump_settings.
14449 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
14450 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
14451 (slpeel_tree_peel_loop_to_edge): Likewise.
14453 (vect_analyze_offset_expr): Call to vect_print_dump_info with
14454 appropriate verbosity level instead of call to vect_debug_details
14455 or vect_debug_stats.
14456 (vect_get_base_and_offset):
14457 (vect_create_addr_base_for_vector_ref):
14458 (get_vectype_for_scalar_type):
14459 (vect_create_data_ref_ptr):
14460 (vect_init_vector):
14461 (vect_get_vec_def_for_operand):
14462 (vect_finish_stmt_generation):
14463 (vectorizable_assignment):
14464 (vectorizable_operation):
14465 (vectorizable_store):
14466 (vectorizable_load):
14467 (vect_transform_stmt):
14468 (vect_update_ivs_after_vectorizer):
14469 (vect_do_peeling_for_loop_bound):
14470 (vect_update_inits_of_drs):
14471 (vect_do_peeling_for_alignment):
14472 (vect_transform_loop):
14473 (vect_is_simple_use):
14474 (vect_analyze_operations):
14475 (vect_is_simple_iv_evolution):
14476 (vect_analyze_scalar_cycles):
14477 (vect_analyze_data_ref_dependence):
14478 (vect_analyze_data_ref_dependences):
14479 (vect_compute_data_ref_alignment):
14480 (vect_enhance_data_refs_alignment):
14481 (vect_analyze_data_refs_alignment):
14482 (vect_analyze_data_ref_access):
14483 (vect_analyze_data_ref_accesses):
14484 (vect_analyze_pointer_ref_access):
14485 (vect_get_memtag_and_dr):
14486 (vect_analyze_data_refs):
14487 (vect_mark_relevant):
14488 (vect_stmt_relevant_p):
14489 (vect_mark_stmts_to_be_vectorized):
14490 (vect_can_advance_ivs_p):
14491 (vect_get_loop_niters):
14492 (vect_analyze_loop_form):
14493 (vect_analyze_loop):
14494 (vectorize_loops): Likewise.
14496 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
14497 (vect_update_inits_of_drs):
14498 (vect_do_peeling_for_alignment):
14499 (vect_transform_loop):
14500 (vect_analyze_operations):
14501 (vect_analyze_scalar_cycles):
14502 (vect_analyze_data_ref_dependences):
14503 (vect_analyze_data_refs_alignment):
14504 (vect_analyze_data_ref_accesses):
14505 (vect_analyze_data_refs):
14506 (vect_mark_stmts_to_be_vectorized):
14507 (vect_get_loop_niters):
14508 (vect_analyze_loop_form):
14509 (vect_analyze_loop): Likewise.
14510 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
14512 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
14516 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14517 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14518 either -ffast-math or -funsafe-math-optimizations is in use.
14520 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14521 * config/mips/irix-csr.c: New file.
14522 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14523 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14524 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14527 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
14529 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
14530 redundant, incorrect definitions.
14532 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
14534 ("*tls_indirect_call"): New, reference hard regs directly.
14535 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
14537 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
14539 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
14540 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
14542 2005-02-06 Roger Sayle <roger@eyesopen.com>
14544 PR rtl-optimization/19800
14545 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
14546 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
14549 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
14551 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
14553 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
14556 * doc/invoke.texi: Correct documentation of -freorder-functions.
14558 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
14561 * doc/invoke.texi: Don't mention gccbug.
14563 2005-02-06 Roger Sayle <roger@eyesopen.com>
14564 Andrew Pinski <pinskia@physics.uc.edu>
14565 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
14567 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14568 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
14569 into just (zero_extract:SI FOO (const_int 1) BAR).
14571 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
14573 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
14574 macro locally. Don't give last revision date. Use GCC version
14575 number from gcc-common.texi.
14576 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
14577 revision date. Use GCC version number from gcc-common.texi.
14578 Describe being a library as current state rather than as 3.x
14580 * doc/gcc.texi: Remove last update date.
14581 * doc/gccint.texi: Likewise. Update copyright dates.
14582 * doc/install.texi: Update copyright dates.
14584 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
14587 * doc/invoke.texi: Mention for each option included in -Wall that
14588 it is included in -Wall.
14589 * doc/gcc.texi: Update copyright and last modification date.
14591 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14593 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
14594 unnecessary cast to original induction variable increments.
14596 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14598 PR tree-optimization/18219
14599 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
14600 in distributed form.
14602 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
14604 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
14605 Set bitpos and offset later in the function. Do nothing if the
14606 target is a register and if the bitfield lies completely outside
14608 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
14609 here. Return an uninitialised register if the source value is stored
14610 in a register and the bitfield lies completely outside that register.
14612 2005-02-06 Steven Bosscher <stevenb@suse.de>
14614 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
14617 2005-02-06 Marcin Dalecki <martin@dalecki.de>
14619 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
14621 2005-02-06 Geoffrey Keating <geoffk@apple.com>
14623 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
14624 * config/darwin8.h: New.
14625 * config/darwin7.h: Update comment.
14627 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
14628 Dorit Naishlos <dorit@il.ibm.com>
14630 * tree-vectorizer.h (LOC): New type.
14631 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
14632 (loop_line_number): New field in struct _loop_vec_info.
14633 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
14635 * tree-vectorizer.c (input.h): Included.
14636 (find_loop_location): New function.
14637 (vect_debug_stats): Argument changed from loop to LOC. Computation of
14638 loop line number removed.
14639 (vect_debug_details): Likewise.
14640 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
14642 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
14643 call to vect_debug_details/stats changed from loop to loop_loc.
14644 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
14645 (slpeel_tree_peel_loop_to_edge): Likewise.
14647 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
14648 changed from NULL to UNKNOWN_LOC.
14649 (vect_get_base_and_offset):
14650 (vect_create_addr_base_for_vector_ref):
14651 (get_vectype_for_scalar_type):
14652 (vect_create_data_ref_ptr):
14653 (vect_init_vector):
14654 (vect_get_vec_def_for_operand):
14655 (vect_finish_stmt_generation):
14656 (vectorizable_assignment):
14657 (vectorizable_operation):
14658 (vectorizable_store):
14659 (vectorizable_load):
14660 (vect_transform_stmt):
14661 (vect_update_ivs_after_vectorizer):
14662 (vect_do_peeling_for_loop_bound):
14663 (vect_do_peeling_for_alignment):
14664 (vect_transform_loop):
14665 (vect_is_simple_use):
14666 (vect_analyze_operations):
14667 (vect_is_simple_iv_evolution):
14668 (vect_analyze_scalar_cycles):
14669 (vect_analyze_data_ref_dependences):
14670 (vect_compute_data_ref_alignment):
14671 (vect_enhance_data_refs_alignment):
14672 (vect_analyze_data_ref_access):
14673 (vect_analyze_data_ref_accesses):
14674 (vect_analyze_pointer_ref_access):
14675 (vect_get_memtag_and_dr):
14676 (vect_analyze_data_refs):
14677 (vect_mark_relevant):
14678 (vect_stmt_relevant_p):
14679 (vect_mark_stmts_to_be_vectorized):
14680 (vect_can_advance_ivs_p):
14681 (vect_get_loop_niters):
14682 (vect_analyze_loop):
14683 (vectorize_loops): Likewise.
14685 (vectorizable_load): Argument in call to vect_debug_details/stats
14686 changed from loop to LOOP_LOC (loop_vinfo).
14687 (vect_transform_loop):
14688 (vect_analyze_operations):
14689 (vect_analyze_scalar_cycles):
14690 (vect_analyze_data_ref_dependence):
14691 (vect_enhance_data_refs_alignment):
14692 (vect_analyze_data_ref_accesses):
14693 (vect_analyze_pointer_ref_access):
14694 (vect_analyze_data_refs):
14695 (vect_analyze_loop): Likewise.
14697 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
14698 changed from loop to loop_loc.
14700 (vect_enhance_data_refs_alignment): Removed unused variable loop.
14702 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
14703 Dorit Naishlos <dorit@il.ibm.com>
14705 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
14707 (vect_analyze_data_ref_dependences): Likewise.
14709 (vect_is_simple_use): Argument changed from loop structure to
14710 loop_vect_info structure.
14711 (vect_can_advance_ivs_p): Likewise.
14712 (vect_create_index_for_vector_ref): Likewise.
14713 (vect_update_ivs_after_vectorizer): Likewise.
14714 (new_stmt_vec_info): Likewise.
14716 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
14717 changed from loop to loop_vinfo.
14718 (vect_create_data_ref_ptr): First argument in call to
14719 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
14720 (vectorizable_assignment): Second argument in call to vect_is_simple_use
14721 was changed from loop to loop_vinfo.
14722 (vectorizable_operation): Likewise.
14723 (vectorizable_store): Likewise.
14724 (vect_mark_stmts_to_be_vectorized): Likewise.
14725 (vect_do_peeling_for_loop_bound): First argument in call to
14726 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
14727 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
14728 was changed from loop to loop_vinfo.
14729 (vect_analyze_data_ref_dependences): Third argument in call to
14730 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
14732 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
14733 (vect_create_data_ref_ptr): Likewise.
14734 (vect_init_vector): Likewise.
14735 (vect_get_vec_def_for_operand): Likewise.
14736 (vectorizable_assignment): Likewise.
14737 (vectorizable_operation): Likewise.
14738 (vectorizable_store): Likewise.
14739 (vectorizable_load): Likewise.
14740 (vect_update_ivs_after_vectorizer): Likewise.
14741 (vect_is_simple_use): Likewise.
14742 (vect_analyze_data_ref_dependence): Likewise.
14743 (vect_analyze_pointer_ref_access): Likewise.
14744 (vect_can_advance_ivs_p): Likewise.
14746 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
14747 before _stmt_vec_info.
14748 (_stmt_vec_info): Loop field replaced by loop_vec_info.
14749 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
14750 (new_stmt_vec_info): Argument changed from loop structure to
14751 loop_vect_info structure
14753 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
14754 (vect_analyze_offset_expr): Avoid 80 columns overflow.
14755 (vect_create_addr_base_for_vector_ref): Likewise.
14756 (vect_analyze_pointer_ref_access): Likewise.
14758 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
14761 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
14762 phi flag if the phi is abnormal.
14764 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
14767 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
14768 information for the new statement.
14770 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
14773 * gcc.c (main): Include the target in -v output.
14775 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
14777 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
14778 Do not drop the extend if we'd have to add a paradoxical subreg
14779 later. Include optabs.h and insn-codes.h.
14780 * Makefile.in (combine.o): Depend on $(OPTABS_H).
14782 2005-02-02 Roger Sayle <roger@eyesopen.com>
14784 PR middle-end/19405
14785 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
14786 * fold-const.c (const_binop): Avoid constant folding floating
14787 point operations in modes that use composite representations.
14788 * simplify-rtx.c (simplify_binary_operation): Likewise.
14790 2005-02-02 Geoffrey Keating <geoffk@apple.com>
14792 * config/rs6000/altivec.md (altivec_dst): Make the first operand
14794 (altivec_dstt): Likewise.
14795 (altivec_dstst): Likewise.
14796 (altivec_dststt): Likewise.
14797 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
14800 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14802 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
14803 EXPR_LOCUS from orig_cond to the new cond_stmt.
14804 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
14807 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14809 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
14810 standard_iv_increment_position. Remove call to bsi_next
14811 (no need to bump the iterator anymore).
14812 (vect_create_index_for_vector_ref): Call
14813 standard_iv_increment_position. Remove second function argument.
14814 (vect_finish_stmt_generation): Remove call to bsi_next
14815 (no need to bump the iterator anymore).
14816 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
14817 to vect_create_index_for_vector_ref.
14819 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
14821 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
14822 phis are used out of the loop.
14824 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
14827 * c-decl.c (undef_nested_function): New variable.
14828 (pop_scope): Diagnose undefined nested functions.
14829 (finish_function): Don't attempt cgraph processing or genericizing
14830 if current top-level function contained an undefined nested
14831 function. Reset undef_nested_function at the end of a top-level
14834 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
14836 * tree.c (build_int_cst_type): Take sign of the value into account
14837 when deciding whether sign extend the value.
14839 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14842 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
14843 (cpp_options, cc1_options): Change %{std*&ansi} to
14844 %{std*&ansi&trigraphs}.
14846 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
14848 * cse.c: Update comments.
14850 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
14852 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
14853 arguments go on the stack. Do not put complex doubles in odd/even
14856 2005-02-02 Steven Bosscher <stevenb@suse.de>
14858 * doc/invoke.texi: Update the options enabled at -O1, -O2,
14859 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
14860 -ftree-pre, and -fthread-jumps.
14862 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
14864 PR tree-optimization/19578
14865 * tree-flow.h (modified_noreturn_calls): Declare.
14866 (noreturn_call_p): Declare.
14867 * tree-flow-inline.h (noreturn_call_p): New function.
14868 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
14869 * tree-cfg.c (modified_noreturn_calls): New variable.
14870 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
14871 that contain a mid-block noreturn call.
14872 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
14874 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
14876 * df.c (df_def_record_1, df_uses_record): Don't use
14878 * df.h (DF_FOR_REGALLOC): Remove.
14880 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14883 * c-typeck.c (really_start_incremental_init): Reset
14884 constructor_max_index for arrays of incomplete type.
14886 2005-02-02 Jeff Law <law@redhat.com>
14888 * gcse.c (struct reg_set): Store the block index where the register
14889 was set rather than the setting insn.
14890 (record_one_set, compute_transp): Corresponding changes.
14891 (pre_insert_copy_insn): Do not call replace_one_set.
14892 (replace_one_set): Remove.
14894 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
14897 * doc/gcov.texi: Fix typo.
14899 2005-02-01 Richard Henderson <rth@redhat.com
14902 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
14903 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
14905 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
14906 * config/i386/i386-protos.h: Update.
14908 2005-02-01 Steven Bosscher <stevenb@suse.de>
14910 PR tree-optimization/19217
14911 * tree-cfg.c (verify_expr): Use the data field to see if TP was
14912 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
14913 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
14914 that it is walking a PHI node.
14916 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
14918 * doc/extend.texi (Nested Functions): Update.
14920 2005-02-01 Richard Henderson <rth@redhat.com>
14923 * optabs.c (expand_copysign_absneg): Export.
14924 * optabs.h (expand_copysign_absneg): Declare.
14925 * config/rs6000/rs6000.md (copysigntf3): New.
14927 2005-02-01 Diego Novillo <dnovillo@redhat.com>
14929 PR tree-optimization/19633
14930 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
14931 * tree-ssa-alias.c (init_alias_info): Initialize.
14932 (merge_pointed_to_info): Set.
14933 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
14934 (dump_points_to_info_for): Show value of pt_null.
14935 (struct count_ptr_d): Declare.
14936 (find_ptr_dereference): Remove.
14937 (ptr_is_dereferenced_by): Remove.
14938 (count_ptr_derefs): New local function.
14939 (count_uses_and_derefs): New local function.
14940 (compute_points_to_and_addr_escape): Call it. If the number
14941 of dereferences is greater than zero, mark the pointer as
14942 dereferenced. If there are fewer dereferences than uses of
14943 the pointer, the pointer's value escapes.
14945 2005-02-01 Diego Novillo <dnovillo@redhat.com>
14947 PR tree-optimization/19670
14948 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
14950 (verify_use): ... set it here, instead.
14952 2005-02-01 Janis Johnson <janis187@us.ibm.com>
14954 * doc/sourcebuild.texi (Test directives): Fix formatting.
14956 * doc/sourcebuild.texi (Test directives): Describe selector
14959 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
14961 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
14962 specific 64-bit CPUs.
14964 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
14967 * arm.c (arm_eliminable_register): New function.
14968 (adjacent_mem_locations): Don't allow eliminable registers. Use
14969 HOST_WIDE_INT for address offsets.
14970 * arm-protos.h (arm_eliminable_register): Add prototype.
14972 2005-02-01 Steven Bosscher <stevenb@suse.de>
14974 PR optimization/15242
14975 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
14976 * basic-block.h (duplicate_computed_gotos): Add prototype.
14977 * bb-reorder.c (duplicate_computed_gotos): New function to
14978 duplicate sufficiently small blocks ending in a computed jump.
14979 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
14980 if not optimizing for size.
14981 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
14982 never do tail merging for blocks ending in a computed jump.
14983 * doc/invoke.texi: Document the max-goto-duplication-insns param.
14985 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
14987 Patch from Richard Sandiford <rsandifo@redhat.com>
14988 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
14989 from inheriting a subreg equivalence with a non-spill register.
14991 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
14993 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
14995 * config/frv/frv.c (movcc_fp_destination_operand): New.
14996 (gpr_or_memory_operand): Fix typo in comment.
14997 (gpr_or_memory_operand_with_scratch): New.
14998 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
14999 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
15000 movcc_fp_destination_operand.
15001 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
15002 Legitimize memory addresses using a scratch register.
15004 2005-01-31 Jeff Law <law@redhat.com>
15006 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
15007 bitmap a sparse bitmap instead of a simple bitmap.
15008 (mark_def_sites_initialize_block): Corresponding changes.
15009 (ssa_mark_def_sites_initialize_block): Likewise.
15010 (ssa_mark_phi_uses): Likewise.
15011 (mark_def_site, ssa_mark_def_sites): Likewise.
15012 (mark_def_site_blocks): Likewise.
15013 (rewrite_ssa_into_ssa): Likewise.
15015 * tree-ssa-dom.c (record_cond): Pass correct variable type
15016 for last argument to htab_find_slot_with_hash.
15018 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
15019 effects when optimizing 0 % X. Do not try to optimize X % 0.
15021 2005-01-31 James E. Wilson <wilson@specifixinc.com>
15023 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
15026 2005-02-01 Eric Christopher <echristo@redhat.com>
15028 * config/mips/mips.c (override_options): Warn if -mint64
15030 * doc/invoke.texi (MIPS Options): Document that -mint64 is
15033 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
15035 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
15037 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
15038 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
15039 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
15040 (cached_regno): Initialize to INVALID_REGNUM.
15041 (cse_reg_info_table_size,
15042 cse_reg_info_table_first_uninitialized,
15043 cse_reg_info_timestamp): New.
15044 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
15046 (init_cse_reg_info, get_cse_reg_info_1): New.
15047 (get_cse_reg_info): Cache the last look-up.
15048 (new_basic_block): Update the code to clear mappings from
15049 registers to cse_reg_info entries.
15050 (cse_main): Call init_cse_reg_info.
15052 * cse.c (get_cse_reg_info): Update a comment.
15054 2005-01-31 Steven Bosscher <stevenb@suse.de>
15057 * c-decl.c (start_decl): Do not warn about arrays of elements with
15058 an incomplete type here.
15059 (grokdeclarator): Do it here by making a pedwarn an error.
15060 * c-typeck.c (push_init_level): If there were previous errors with
15061 the constructor type, do not warn about braces for initializers.
15062 (process_init_element): Likewise for excess initializer elements.
15064 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
15066 * cse.c (delete_trivially_dead_insn): Don't iterate.
15068 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
15070 * config/rs6000/rs6000.md (copysignsf3): New expand.
15071 (copysigndf3): Likewise.
15073 2005-01-31 Steven Bosscher <stevenb@suse.de>
15075 * recog.c (constrain_operands): Only look for earlyclobber operand
15076 conflicts if an '&' constraint was seen.
15078 2005-01-31 Marc Espie <espie@openbsd.org>
15080 * config.gcc: Don't include embedded systems fragment, switches default
15081 debugging format to ELF.
15082 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
15083 longer pick it up there.
15085 2005-01-31 Dale Johannesen <dalej@apple.com>
15087 * doc/extend.texi (nested functions): Fix linkage description.
15088 Clarify that static is not allowed.
15090 2005-01-31 Dale Johannesen <dalej@apple.com>
15092 * config/rs6000/darwin.md (movsf_low_di): Make work.
15093 (movdf_low_di): Make work.
15095 2005-01-31 Dale Johannesen <dalej@apple.com>
15097 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
15098 Make work for 64 bit.
15100 2005-01-31 Roger Sayle <roger@eyesopen.com>
15101 Dale Johannesen <dalej@apple.com>
15103 PR middle-end/19650
15104 * fold-const.c (fold_binary_op_with_conditional_arg):
15105 Make types match original operands, before STRIP_NOPS.
15107 2005-01-31 Alan Modra <amodra@bigpond.net.au>
15109 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
15110 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
15111 (struct gcc_sigcontext): Delete. Merge contents to..
15112 (struct gcc_ucontext): ..here.
15113 (get_sigcontext): Delete.
15114 (get_regs): New function, like get_sigcontext but return regs ptr.
15115 64-bit version finds regs from r1 to support vdso.
15116 (ppc_linux_aux_vector): New function.
15117 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
15120 2005-01-31 Ira Rosen <irar@il.ibm.com>
15122 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
15124 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
15125 redundant fold. Fix misalignment for MINUS_EXPR.
15126 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
15127 (vect_analyze_pointer_ref_access): Likewise.
15128 (vect_get_memtag_and_dr): Likewise.
15130 2005-01-31 Richard Henderson <rth@redhat.com>
15132 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
15133 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
15134 absnegdf2_i387, absnegxf2_i387): Likewise.
15136 2005-01-31 Richard Henderson <rth@redhat.com>
15139 * optabs.c (expand_copysign_absneg): New.
15140 (expand_copysign_bit): Split out from ...
15141 (expand_copysign): ... here. Use expand_copysign_absneg.
15143 2005-01-30 Roger Sayle <roger@eyesopen.com>
15145 PR middle-end/19697
15146 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
15147 constant as the second operand and a register as the third.
15149 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
15152 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
15153 that dllimport'd functions do not use all call-clobbered registers
15154 to pass parameters.
15156 2005-01-30 Richard Henderson <rth@redhat.com>
15159 * optabs.c (expand_absneg_bit): Split out from expand_unop and
15160 expand_abs_nojump and generalize. Use operand_subword and
15161 emit_no_conflict_block. Support large modes.
15162 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
15164 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
15165 negation to subtraction.
15166 (expand_copysign): Check that the format has signed zeros.
15167 Use operand_subword and emit_no_conflict_block. Support large modes.
15169 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
15171 Fix PR tree-optimization/19624
15173 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
15174 * tree-ssa-pre.c: Add cfgloop.h.
15176 (pre_stats): New member, constified.
15177 (inserted_exprs): New static variable.
15178 (NECESSARY): New macro.
15179 (create_expression_by_pieces): Fold the expression, and
15180 mark it as defaulting to not necessary. Also put in
15182 (fully_constant_expression): New function.
15183 (insert_into_preds_of_block): Modify to not insert phis when we
15184 are playing with induction variables.
15185 Push phis onto the inserted_exprs vector, and mark them as not
15186 necessary by default.
15187 (insert_aux): Call fully_constant_expression on eprime.
15188 If all edges produce the same value, mark it constant.
15189 (mark_operand_necessary): New function.
15190 (remove_dead_inserted_code): New function.
15191 (init_pre): Init loop optimizer to get loop info.
15192 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
15193 (execute_pre): Commit edge inserts, then remove dead code.
15195 2005-01-30 Richard Henderson <rth@redhat.com>
15197 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
15198 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
15200 2005-01-30 Richard Henderson <rth@redhat.com>
15203 * config/i386/i386.c (ix86_expand_copysign): New.
15204 (ix86_split_copysign_const): New.
15205 (ix86_split_copysign_var): Rename from ix86_split_copysign,
15206 rearrange op1/nmask operands.
15207 * config/i386/i386-protos.h: Update.
15208 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
15209 (copysigndf3): Likewise.
15210 (copysignsf3_const, copysigndf3_const): New.
15211 (copysignsf3_var): Rename from copysignsf3, split out splitter
15212 and fix split predicate for X constraint.
15213 (copysigndf3_var): Similarly.
15215 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
15217 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
15218 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
15219 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
15221 2005-01-29 Richard Henderson <rth@redhat.com>
15224 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
15225 of # and * in constraints.
15227 2005-01-29 Richard Henderson <rth@redhat.com>
15229 PR middle-end/19689
15230 * expr.c (store_field): Don't strip sub-mode cast when the input
15231 data is even smaller.
15233 2005-01-29 Richard Henderson <rth@redhat.com>
15235 PR middle-end/19687
15236 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
15239 2005-01-29 Richard Henderson <rth@redhat.com>
15241 * combine.c (make_field_assignment): Fix argument order
15244 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
15246 PR tree-optimization/15791
15247 * fold-const.c (extract_array_ref): New function.
15248 (fold): Fold comparisons between &a[i] and &a[j] or
15249 semantically equivalent trees.
15251 2005-01-29 Jeff Law <law@redhat.com>
15253 * gcse.c (insert_expr_in_table): Revamp handling of available
15254 and anticipatable occurrence lists to avoid unnecessary list
15256 (insert_set_in_table): Similarly.
15258 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
15260 * c-common.c (fix_string_type): Just use c_build_qualified_type to
15262 (c_build_qualified_type): Build qualified array types with
15263 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
15264 * c-decl.c (c_make_fname_decl): Build unqualified array type
15265 before qualified type.
15266 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
15267 type is qualified, not just if type itself is. Don't apply
15268 qualifiers to array type when declarator is processed. Apply
15269 qualifiers to field type whether or not it is an array type.
15270 Don't handle array types specially for applying qualifiers to
15272 * c-typeck.c (composite_type): Build unqualified element type and
15273 array type when forming composite of array types.
15274 (common_pointer_type, comptypes, comp_target_types,
15275 type_lists_compatible_p, build_indirect_ref, build_array_ref,
15276 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
15278 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
15279 (args2) in variables a1 and a2.
15281 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
15283 * cse.c (n_elements_made, max_elements_made): Remove.
15284 (insert): Don't touch n_elements_made.
15285 (cse_main): Don't touch n_elements_made or max_elements_made.
15287 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
15290 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
15291 configuration part of dp-bit.c to be lost.
15293 2005-01-28 Roger Sayle <roger@eyesopen.com>
15295 * expmed.c (expand_mult_highpart_optab): When attempting to use
15296 a non-widening multiplication in a wider mode, the operands need
15297 to be converted (zero or sign extended) to that mode.
15299 2005-01-28 Ian Lance Taylor <ian@airs.com>
15301 PR middle-end/16558
15302 PR middle-end/19583
15303 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
15304 through if both operands fall through.
15306 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15308 * cse.c (fold_rtx) <PC>: Don't optimize.
15310 2005-01-28 Jeff Law <law@redhat.com>
15312 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
15313 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
15315 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
15317 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
15318 cse_reg_info_used_list_end): Remove.
15319 (cse_reg_info_list, cse_reg_info_list_free): New.
15320 (get_cse_reg_info): When allocating an instance of
15321 cse_reg_info, add it to the beginning of the cse_reg_info_list
15322 list. Remove code to maintain cse_reg_info_used_list.
15323 (new_basic_block): Reset the free list to the beginning of
15326 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
15328 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
15329 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
15330 (frv_expand_mdpackh_builtin): New function.
15331 (frv_expand_builtin): Use it to expand __MDPACKH.
15332 * doc/extend.texi (__MDPACKH): Update documentation.
15334 2005-01-28 Uros Bizjak <uros@kss-loka.si>
15336 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
15337 SSE_FLOAT_MODE_P for use_sse computation.
15339 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
15342 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
15344 2005-01-27 Richard Henderson <rth@redhat.com>
15346 * builtins.c (expand_builtin_copysign): New.
15347 (expand_builtin): Call it.
15348 * genopinit.c (optabs): Add copysign_optab.
15349 * optabs.c (init_optabs): Initialize it.
15350 (expand_copysign): New.
15351 * optabs.h (OTI_copysign, copysign_optab): New.
15352 (expand_copysign): Declare.
15354 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
15355 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
15357 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
15358 (ix86_expand_fp_absneg_operator): ... here.
15359 (ix86_split_copysign): New.
15360 * config/i386/i386-protos.h: Update.
15361 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
15362 (copysignsf3, copysigndf3): New.
15364 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
15365 (copysignsf3, ncopysignsf3): New.
15366 (copysigndf3, ncopysigndf3): New.
15367 (copysignxf3, ncopysignxf3): New.
15368 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
15370 2005-01-27 Arend Bayer <arend.bayer@web.de>
15371 Kazu Hirata <kazu@cs.umass.edu>
15373 * cse.c: (find_best_addr): Don't call copy_rtx before calling
15374 fold_rtx. Save cost recomputation if fold_rtx did nothing.
15375 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
15378 2005-01-27 Jeff Law <law@redhat.com>
15380 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
15381 definitions of SSA_NAMEs which are not being rewritten.
15382 (rewrite_ssa_into_ssa): Only initialize the current definition
15383 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
15384 If checking is enabled, assert that SSA_NAME_AUX is clear for all
15385 SSA_NAMEs before returning.
15387 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
15389 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
15390 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
15391 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
15392 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
15393 config/mips/iris6.h, config/sh/sh.c: Update copyright.
15395 2005-01-27 Steven Bosscher <stevenb@suse.de>
15397 PR middle-end/17278
15398 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
15399 higher to -O2 and higher. Likewise for tree PRE.
15400 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
15403 2005-01-27 Ian Lance Taylor <ian@airs.com>
15405 PR middle-end/19583
15406 * gimple-low.c (try_catch_may_fallthru): New static function.
15407 (block_may_fallthru): Handle TRY_CATCH_EXPR.
15408 * tree-inline.c (expand_call_inline): Don't warn about reaching
15409 the end of a non-void function being inlined if the function uses
15412 2005-01-27 Jakub Jelinek <jakub@redhat.com>
15414 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
15417 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
15418 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
15419 (implicitly_declare): Handle error_mark_node.
15421 2005-01-27 Richard Henderson <rth@redhat.com>
15424 * tree.h (struct tree_decl): Add debug_expr_is_from.
15425 (DECL_DEBUG_EXPR_IS_FROM): New.
15426 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
15427 * dwarf2out.c (dwarf2out_var_location): Update to match.
15428 * tree-outof-ssa.c (create_temp): Likewise.
15429 * var-tracking.c (track_expr_p): Likewise.
15430 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
15431 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
15432 * toplev.c (default_tree_printer): Likewise.
15434 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
15436 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
15437 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
15439 2005-01-27 Steven Bosscher <stevenb@suse.de>
15441 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
15442 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
15443 ASM_CLOBBERS): Add tree checks.
15445 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
15446 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
15447 * c-common.def (SWITCH_STMT): Update to match.
15448 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
15449 macros instead of SWITCH_EXPR ones.
15450 * c-dump.c (c_dump_tree): Likewise.
15451 * c-gimplify.c (gimplify_switch_stmt): Likewise.
15452 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
15454 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
15456 2005-01-27 Alan Modra <amodra@bigpond.net.au>
15458 * unwind-dw2.c (execute_stack_op): Add missing cases for
15459 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
15461 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
15463 * config.gcc (Obsolete configurations): Remove 'dummy', add
15464 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
15467 2005-01-26 Diego Novillo <dnovillo@redhat.com>
15469 PR tree-optimization/19633
15470 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
15472 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
15473 are no call-clobbered variables.
15474 * tree-outof-ssa.c (check_replaceable): Return false for calls
15477 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
15479 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
15480 even for variables with NULL DECL_INITIAL.
15482 2005-01-26 Stuart Hastings <stuart@apple.com>
15484 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
15486 2005-01-26 Richard Henderson <rth@redhat.com>
15488 PR middle-end/18008
15489 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
15491 * expr.c (store_field): Strip conversions to odd-bit-sized types
15492 if the destination field width matches.
15494 2005-01-26 Richard Henderson <rth@redhat.com>
15496 * c-decl.c, expmed.c, expr.c: Revert last change.
15498 2005-01-26 Richard Henderson <rth@redhat.com>
15500 PR middle-end/18008
15501 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
15503 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
15504 if we don't need the bits above those present in the current mode.
15505 * expr.c (store_field): Strip conversions to odd-bit-sized types
15506 if the destination field width matches.
15508 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
15510 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
15511 either -ffast-math or -funsafe-math-optimizations is in use.
15513 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
15517 * config/avr/avr.c (notice_update_cc): Only set condition code for
15518 ashrqi3 if shift count > 0.
15519 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
15520 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
15521 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
15522 count <= 0 as a no-op, and shift count >= width by copying zero
15523 or sign bit to all bits of the result.
15524 * config/avr/avr.md (all shifts): Add alternatives for zero shift
15525 count, with attribute "length" set to 0 and "cc" set to "none".
15527 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
15529 * doc/invoke.texi: Document -mTLS.
15531 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
15532 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
15533 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
15534 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
15535 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
15536 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
15537 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
15538 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
15540 * configure.ac: Check for a TLS capable gas.
15542 * configure: Regenerate.
15544 2005-01-26 Richard Henderson <rth@redhat.com>
15546 PR middle-end/18008
15547 * combine.c (make_field_assignment): Simplify store to zero_extract
15548 from a source with an overlapping mask.
15550 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
15552 2004-11-11 Eric Christopher <echristo@redhat.com>
15554 * config/frv/frv.md: Add fr400_integer automaton. Don't
15555 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
15558 2005-01-26 Steven Bosscher <stevenb@suse.de>
15560 PR middle-end/16585
15561 * cfgbuild.c (make_edges): Do not clear or set
15562 current_function_has_computed_jump.
15563 * function.h (struct function): Remove the has_computed_jump field.
15564 (current_function_has_computed_jump): Do not define.
15565 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
15566 in a computed jump. Ignore current_function_has_computed_jump.
15568 2005-01-26 Richard Henderson <rth@redhat.com>
15570 PR middle-end/19515
15571 * expr.c (categorize_ctor_elements): New argument p_must_clear.
15572 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
15574 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
15575 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
15576 objects into static storage if they have more than one non-zero value.
15577 * tree.h (categorize_ctor_elements): Update decl.
15579 2005-01-26 Steven Bosscher <stevenb@suse.de>
15581 PR middle-end/19616
15582 * tree.h (CALL_EXPR_TAILCALL): Add comment.
15583 * calls.c (check_sibcall_argument_overlap_1): Revert the change
15584 to this function from 2004-07-10.
15585 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
15586 the current function for tail call optimizations if the address
15587 of one of it its arguments is taken.
15589 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
15591 * cse.c (fold_rtx): Call equiv_constant only when necessary.
15593 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
15595 * function.c (expand_function_end): If current_function_calls_alloca,
15596 emit stack restore in a place that is reached when the function falls
15597 through at the end.
15599 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
15601 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
15602 rule to avoid matching inappropriate suffix rule.
15604 2005-01-26 Jan Hubicka <jh@suse.cz>
15606 PR tree-optimization/19241
15607 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
15609 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
15611 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
15612 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
15614 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
15615 <sim*>: Always use crt1.o, regardless of N in simN.
15616 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
15617 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
15618 (CRT_CALL_STATIC_FUNCTION): Remove.
15619 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
15620 use crt1.o, regardless of N in simN.
15621 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
15622 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
15623 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
15624 case isystem setting.
15625 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
15627 2005-01-25 Ian Lance Taylor <ian@airs.com>
15629 * gimple-low.c (block_may_fallthru): Correct handling of
15630 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
15632 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
15634 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
15635 handlers to match indentation; nested under the mtune=* handler.
15636 Similar for mcpu= and march=.
15638 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
15640 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
15641 * config/mips/linux64.h (LIB_SPEC): Likewise.
15642 * config/mn10300/linux.h (LIB_SPEC): Likewise.
15643 * config/sh/linux.h (LIB_SPEC): Likewise.
15645 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
15647 * config/frv/frv.c (frv_legitimize_tls_address): New.
15648 (TARGET_HAVE_TLS): Define.
15649 (FRV_SYMBOL_REF_TLS_P): Define.
15650 (frv_override_options): Handle new register classes.
15651 (frv_legitimate_address_p): Reject tls addresses.
15652 (frv_legitimize_address): Handle TLS addresses.
15653 (gen_inlined_tls_plt): New.
15654 (gen_tlsmoff): New.
15655 (frv_legitimize_tls_address): New.
15656 (unspec_got_name): Add TLS entries.
15657 (got12_operand): Add R_FRV_TLSMOFF12 case.
15658 (frv_emit_move): Fixup TLS addresses.
15659 (frv_emit_movsi): Legitimize TLS addresses.
15661 * config/frv/frv.h (MASK_BIG_TLS): New.
15662 (TARGET_BIG_TLS): New.
15663 (HAVE_AS_TLS): Define.
15664 (TARGET_SWITCHES): Add -mTLS and -mtls options.
15665 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
15666 (REG_CLASS_NAMES): Same.
15667 (REG_CLASS_CONTENTS): Same.
15668 (CONSTRAINT_LEN): New.
15669 (REG_CLASS_FROM_CONSTRAINT): New.
15670 (PREDICATE_CODES): Add symbolic_operand.
15672 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
15673 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
15674 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
15675 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
15676 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
15677 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
15678 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
15679 GR9_REG, GR14_REG, LRREG.
15680 (type): Add load_or_call attribute.
15681 ("load_or_call"): New reservation.
15682 ("call_gettlsoff"): New.
15683 ("tls_indirect_call"): New.
15684 ("tls_load_gottlsoff12"): New.
15685 ("tlsoff_hilo"): New.
15686 ("tls_tlsdesc_ldd"): New.
15687 ("tls_tlsoff_ld"): New.
15690 * config/frv/frv-protos.h (symbolic_operand): Protoize.
15692 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
15694 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
15695 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
15696 * config/frv/frv.c (TLS_BIAS): Define.
15697 (frv_output_dwarf_dtprel): New.
15699 2005-01-26 Jakub Jelinek <jakub@redhat.com>
15701 PR rtl-optimization/19579
15702 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
15703 both A and B, see if they don't clobber registers the other expr uses.
15705 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
15707 * real.c (do_add): Initialize signalling and canonical members.
15709 * real.c (real_from_integer): Zero out destination.
15711 2005-01-18 Jan Hubicka <jh@suse.cz>
15713 PR tree-optimize/19337
15714 * tree-inline.c (initialize_inlined_parameters): Copy
15715 saved_static_chain_decl only.
15717 2005-01-25 Richard Henderson <rth@redhat.com>
15721 * config/i386/i386.c (x86_inter_unit_moves): Zero.
15722 (ix86_preferred_reload_class): Rewrite fp-constant section, with
15723 80387 enabled, to return a proper subclass. Return the subset that
15724 overlaps with GENERAL_REGS for PLUS.
15725 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
15727 2005-01-25 Richard Henderson <rth@redhat.com>
15729 PR middle-end/19609
15730 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
15732 2005-01-25 Roger Sayle <roger@eyesopen.com>
15734 * expmed.c (choose_multiplier): Change interface to return the
15735 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
15736 (expand_divmod): Update calls to choose_multiplier.
15738 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15740 PR middle-end/19330
15741 * expmed.c (extract_bit_field): Use adjust_address instead of
15742 gen_lowpart when op0 is a MEM.
15744 2005-01-24 Steven Bosscher <stevenb@suse.de>
15746 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
15748 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
15750 * config/mips/irix-csr.c: New file.
15751 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
15752 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
15753 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
15756 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
15759 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
15760 sparc/elf.h, add sparc/sp-elf.h.
15761 (sparc-*-rtems*): Likewise.
15762 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
15763 tm-dwarf2.h, add sparc/sp-elf.h.
15764 (sparc86x-*-elf): Likewise.
15765 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
15766 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
15767 TARGET_OS_CPP_BUILTINS.
15768 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15769 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15771 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
15772 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
15773 (SWITCH_TAKES_ARG): Likewise.
15774 (LOCAL_LABEL_PREFIX): Likewise.
15775 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
15776 (TARGET_N_FORMAT_TYPES): Delete.
15777 (TARGET_FORMAT_TYPES): Likewise.
15778 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
15779 * config/sparc/elf.h: Delete.
15780 * config/sparc/sp-elf.h: New file.
15782 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
15784 * tree-flow-inline.h (phi_arg_from_edge): Remove.
15785 * tree-flow.h: Remove the corresponding prototype.
15786 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
15787 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
15789 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15792 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
15793 for AIX ABI or ELF -fPIC.
15794 (rs6000_emit_load_toc_table): Don't create toc_section here.
15795 (rs6000_xcoff_file_start): Nor here.
15797 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
15799 * sh.c (ra.h): Don't #include.
15800 (hard_regs_intersect_p): New function, resurrected from ra.c.
15802 * sh.c: Fix 1996 Copyright.
15804 2005-01-24 Richard Henderson <rth@redhat.com>
15805 Aldy Hernandez <aldyh@redhat.com>
15807 * regrename.c (note_sets): Handle subregs.
15809 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
15812 * genconditions.c (write_header, write_conditions): Elide file if
15815 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
15817 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
15818 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
15821 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15823 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
15824 expand_builtin_printf, expand_builtin_fprintf,
15825 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
15826 checking against POINTER_TYPE.
15827 (validate_arglist): Handle POINTER_TYPE code by checking
15830 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
15832 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
15833 init_rtlanal): New.
15834 (for_each_rtx): Call for_each_rtx_1.
15835 * rtl.h (init_rtlanal): Declare.
15836 * toplev.c (backend_init): Call init_rtlanal.
15838 2005-01-24 Jakub Jelinek <jakub@redhat.com>
15840 * flow.c (propagate_one_insn): Formatting.
15842 PR middle-end/19551
15843 * flow.c (libcall_dead_p): Be more conservative if unsure.
15844 If there are any instructions between insn and call, see if they are
15845 all dead before saying the libcall is dead.
15847 2005-01-24 Uros Bizjak <uros@kss-loka.si>
15849 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
15850 operand constraint for operand 0.
15852 2005-01-23 Richard Henderson <rth@redhat.com>
15855 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
15856 edges leading to join block.
15858 2005-01-23 Roger Sayle <roger@eyesopen.com>
15860 * expmed.c (expand_mult_highpart): Make static. Change type of
15861 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
15862 (expand_divmod): Updates calls to expand_mult_highpart by using
15863 gen_int_mode to pass a CONST_INT rtx.
15864 * rtl.h (expand_mult_highpart): Remove prototype.
15866 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15868 * flow.c (regset_bytes, regset_size): Remove.
15870 * cfganal.c: Fix a reference to Harvey's paper.
15872 2005-01-23 Steven Bosscher <stevenb@suse.de>
15874 PR rtl-optimization/19464
15875 * tree-optimize.c (init_tree_optimization_passes): Add one more
15876 copyrename pass just before out-of-ssa.
15878 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
15881 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
15882 * ggc-none.c (ggc_free): Define.
15884 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15886 * cse.c (max_reg, max_insn_uid): Remove.
15887 (cse_main): Don't access max_reg or max_insn_uid.
15889 * c-common.c (explicit_flag_signed_bitfields,
15890 lang_statement_code_p, lang_expand_function_end): Remove.
15891 * c-common.h: Remove the corresponding declarations.
15892 * c-opts.c (c_common_handle_option): Remove all write access
15893 to explicit_flag_signed_bitfields.
15895 * cgraph.c (cgraph_varpool_n_nodes): Remove.
15896 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
15897 * cgraph.h: Remove the corresponding declaration.
15899 * gcse.c (null_pointer_info): Remove.
15901 2005-01-23 Roger Sayle <roger@eyesopen.com>
15902 Eric Botcazou <ebotcazou@libertysurf.fr>
15904 * combine.c (simplify_logical): Only simplify logical expressions
15905 of the form ior(and(x,y),z) by the inverse distributive law if the
15906 result is cheaper than the original.
15908 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15910 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
15911 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
15912 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
15913 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
15914 config/freebsd-spec.h, config/arm/arm.h,
15915 config/h8300/h8300.md, config/i386/i386.md,
15916 config/i386/predicates.md, config/i386/sse.md,
15917 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
15918 config/vax/vax.md: Fix comment typos. Follow spelling
15921 2005-01-23 Steven Bosscher <stevenb@suse.de>
15923 * gengtype.c (walk_type): Produce `not equal to' compares for loop
15924 tests, instead of `less than'.
15926 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
15928 * function.c (assign_parm_setup_block): When creating a new stack slot
15929 for a parameter, get its alignment from the parameter's DECL_ALIGN
15930 rather than the type's TYPE_ALIGN. Make sure that the parameter
15931 is at least word aligned.
15933 2005-01-22 Roger Sayle <roger@eyesopen.com>
15935 PR middle-end/19378
15936 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
15938 2005-01-22 Richard Henderson <rth@redhat.com>
15941 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
15942 in both compare operands.
15943 (movdfcc_1_sse_max): Likewise.
15944 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
15945 (movdfcc_1_sse): Likewise.
15946 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
15947 scratch register as needed.
15949 2005-01-22 Richard Henderson <rth@redhat.com>
15951 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
15953 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
15955 2005-01-22 Richard Henderson <rth@redhat.com>
15957 * genopinit.c (optabs): Use smin/smax for floating point too.
15958 * doc/md.texi: Update to match. Clarify that floating point
15959 results are undefined for +0/-0 and NaN.
15960 * doc/rtl.texi: Likewise.
15961 * rtl.def (SMIN, SMAX): Likewise
15962 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
15964 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
15965 leading 's' to the name.
15966 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
15967 smaxxf3, sminxf3): Likewise.
15968 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
15971 2005-01-22 Paul Brook <paul@codesourcery.com>
15973 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
15975 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
15977 * config/s390/s390.c (struct processor_costs): New fields
15978 dlgr, dlr, dr, dsgfr, dsgr.
15979 (z900_cost, z990_cost): Values for new fields.
15980 (s390_rtx_costs): New cases MEM und COMPARE in switch
15981 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
15982 DIV, MOD, UDIV, UMOD.
15984 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15986 * config/s390/s390.md ("doloop_si64"): Reload input value directly
15987 into the register being decremented.
15988 ("doloop_si31", "doloop_di"): Likewise.
15989 ("*doloop_si_long"): Adapt pattern.
15991 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
15993 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
15995 (CLASS_MAX_NREGS): Likewise.
15997 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
15999 * doc/tree-ssa.texi (Statement Operands): Add example for new
16000 must-def macro. Note deprecation of old operands interface.
16002 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
16004 PR tree-optimization/19484
16005 * tree-cfg.c (remove_fallthru_edge): New function.
16006 (cleanup_control_flow): Remove fallthru edges from calls that are
16007 now known not to return.
16009 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16011 Fix PR tree-optimization/19038
16012 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
16013 copies with loop variant ones.
16015 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
16017 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
16018 config/alpha/alpha-protos.h, config/alpha/alpha.h,
16019 config/alpha/alpha.md, config/alpha/predicates.md,
16020 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
16021 config/sparc/sol2.h: Update copyright.
16023 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
16024 first label to see if it is a nonlocal label.
16026 2005-01-22 David Edelsohn <edelsohn@gnu.org>
16027 Andrew Pinski <pinskia@physics.uc.edu>
16030 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
16031 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
16033 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16035 * config/rs6000/rtems.h: Update copyright.
16037 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
16040 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
16041 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
16042 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
16044 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16047 * c-typeck.c (convert_arguments): Check for error_mark_node.
16049 2005-01-21 Ian Lance Taylor <ian@airs.com>
16051 PR tree-optimization/13000
16052 * tree-inline.c: Include "tree-flow.h".
16053 (expand_call_inline): If warn_return_type, warn if non-void inline
16054 function falls through.
16055 * tree-cfg.c (execute_warn_function_return): Don't warn about
16056 control reaching end if TREE_NO_WARNING is set. Set
16058 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
16060 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
16061 branch if we don't need one.
16062 * c-typeck.c: Include "tree-flow.h"
16063 (c_finish_bc_stmt): Don't add a goto if the current statement
16064 list doesn't fall through to the current point.
16066 2005-01-21 Roger Sayle <roger@eyesopen.com>
16068 PR rtl-optimization/576
16069 * real.c (real_arithmetic): Change return type from void to bool
16070 to return an indication that the result may be inexact.
16071 * real.h (real_arithmeric): Update prototype.
16072 * fold-const.c (const_binop): Don't constant fold floating
16073 point expressions when the user specifies -frounding-math and
16074 the result may depend upon the run-time rounding mode.
16075 (fold_convert_const_real_from_real): Clean-up.
16076 (fold_initializer): Ignore flag_rounding_math for initializers.
16077 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
16078 constant fold FP operations with flag_rounding_math if the
16079 result may depend upon the run-time rounding mode.
16081 2005-01-21 Tom Tromey <tromey@redhat.com>
16083 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
16085 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
16087 * tree-cfg.c: Fix comment typos.
16089 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
16091 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
16092 around the call to rest_of_handle_branch_target_load_optimize.
16094 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16096 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
16097 (sparc64-*-openbsd*): Likewise.
16098 (sparclite-*-elf*): Include tm-dwarf2.h.
16099 (sparc86x-*-elf*): Likewise.
16100 (sparc64-*-elf*): Likewise.
16101 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
16102 (DBX_DEBUGGING_INFO): Likewise.
16103 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
16104 (PREFERRED_DEBUGGING_TYPE): Likewise.
16105 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
16106 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
16107 (PREFERRED_DEBUGGING_TYPE): Likewise.
16108 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
16109 (PREFERRED_DEBUGGING_TYPE): Likewise.
16110 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
16112 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
16115 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
16117 2005-01-20 Paul Brook <paul@codesourcery.com>
16119 * doc/rtl.texi: Document value extension requirements for CONST_INT.
16121 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16123 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
16124 label is first in a sequence of labels.
16126 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
16128 2005-01-20 Janis Johnson <janis187@us.ibm.com>
16129 Giovanni Bajo <giovannibajo@gcc.gnu.org>
16131 * doc/sourcebuild.texi (Test Directives): New.
16133 2005-01-20 Roger Sayle <roger@eyesopen.com>
16135 * real.c (real_floor): Don't leave the result uninitialized when
16136 mode is VOIDMode, but return the unrounded intermediate value.
16137 (real_ceil): Likewise.
16139 2005-01-20 Paul Brook <paul@codesourcery.com>
16141 * config/arm/arm.md (insv): Use gen_int_mode.
16143 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16145 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
16146 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16147 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16148 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16149 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
16151 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
16154 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
16155 fbreg, so we have to assume we can't.
16156 (loc_descriptor_from_tree_1): Ditto.
16157 (containing_function_has_frame_base): New function.
16158 (add_location_or_const_value_attribute): Use it.
16159 Also try to generate a frame_base from a single element location
16162 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16164 PR tree-optimization/15349
16165 * timevar.def (TV_TREE_MERGE_PHI): New.
16166 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
16168 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
16169 calls to tree_forwarder_block_p.
16170 (remove_forwarder_block_with_phi, merge_phi_nodes,
16171 gate_merge_phi, pass_merge_phi): New.
16172 * tree-optimize.c (init_tree_optimization_passes): Add
16174 * tree-pass.h: Add an extern for pass_merge_phi;
16176 2005-01-20 Richard Henderson <rth@redhat.com>
16179 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
16180 (_mm_castps_pd, _mm_castps_si128): New.
16181 (_mm_castsi128_ps, _mm_castsi128_pd): New.
16183 2005-01-20 Richard Henderson <rth@redhat.com>
16186 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
16187 __builtin_ia32_vec_init_v2si.
16188 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
16189 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
16190 (ix86_init_mmx_sse_builtins): Create it.
16191 (ix86_expand_builtin): Expand it.
16192 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
16193 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
16194 (vec_extractv2si_0, vec_extractv2si_1): New.
16196 2005-01-20 Richard Henderson <rth@redhat.com>
16199 * config/i386/i386.c (ix86_expand_push): New.
16200 * config/i386/mmx.md (push<MMXMODE>1): New.
16201 * config/i386/sse.md (push<SSEMODE>1): New.
16202 * config/i386/i386-protos.h: Update.
16204 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
16206 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
16209 2005-01-20 Richard Henderson <rth@redhat.com>
16211 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
16212 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
16214 2005-01-19 Richard Henderson <rth@redhat.com>
16217 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
16218 to V4SFmode in SSE1 fallback load path.
16220 2005-01-19 Richard Henderson <rth@redhat.com>
16222 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
16223 in QImode expansion to ix86_expand_vector_set.
16224 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
16226 2005-01-19 Richard Henderson <rth@redhat.com>
16229 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
16230 subclass of the input class.
16231 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
16232 Always true for cross-SSE1 classes. Rationalize conditionals.
16233 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
16234 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
16235 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
16236 (movdi_2): Add MMX/SSE zeros.
16237 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
16238 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
16239 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
16240 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
16241 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
16242 (zero_extendsidi2_rex64_1): Remove.
16243 (MOV0 peephole): Check GENERAL_REG_P.
16245 2005-01-19 Richard Henderson <rth@redhat.com>
16248 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
16250 (ix86_expand_vector_extract): Likewise.
16252 2005-01-19 Richard Henderson <rth@redhat.com>
16254 PR middle-end/19304
16255 * expr.c (emit_move_change_mode): New argument force; use
16256 simplify_gen_subreg if true.
16257 (emit_move_via_alt_mode): Merge into ...
16258 (emit_move_via_integer): ... here.
16259 (emit_move_ccmode): Use emit_move_change_mode directly.
16261 2005-01-19 Richard Henderson <rth@redhat.com>
16264 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
16265 (alpha_preferred_reload_class): Handle CONST_VECTOR.
16266 (alpha_emit_set_const_1): Add no_output parameter; don't emit
16268 (alpha_emit_set_const): Likewise. Make static.
16269 (alpha_emit_set_long_const): Make static.
16270 (alpha_extract_integer): Split out from alpha_expand_mov.
16271 (alpha_split_const_mov): Likewise.
16272 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
16273 (alpha_legitimate_constant_p): New.
16274 * config/alpha/alpha-protos.h: Update.
16275 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
16276 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
16277 * config/alpha/alpha.md (movsi): Add n alternative.
16278 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
16279 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
16280 (splitters for all of the above): Use alpha_split_const_mov.
16281 * config/alpha/predicates.md (non_add_const_operand): New.
16282 (non_zero_const_operand): New.
16283 (input_operand): Use alpha_legitimate_constant_p after reload.
16285 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16287 PR tree-optimization/19038
16288 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
16289 (add_candidate): Add ivs with increment in latch only if
16290 allow_ip_end_pos_p is true.
16291 (determine_iv_cost): Use empty_block_p.
16293 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
16295 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
16296 (compute_dominance_frontiers): Ditto.
16298 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
16301 * config/sh/t-rtems: New.
16302 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
16304 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
16306 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
16307 the offset of the selected field.
16309 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
16311 * tree-cfg.c (remove_forwarder_block): Fix the check to
16312 prevent a nonlocal label from appearing in the middle of a
16315 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
16317 PR rtl-optimization/19462
16318 * reorg.c (find_end_label): Create return insn only if
16319 current_function_epilogue_delay_list is empty.
16321 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
16323 * doc/passes.texi: Remove paragraph mentioning new-ra.
16325 2005-01-19 Jakub Jelinek <jakub@redhat.com>
16327 PR rtl-optimization/15139
16328 * combine.c: Include params.h.
16329 (count_rtxs): New function.
16330 (record_value_for_reg): If replace_rtx would replace at least
16331 2 occurrences of REG in VALUE and TEM is really large, replace REG with
16332 (clobber (const_int 0)) instead of TEM.
16333 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
16334 * params.h (MAX_LAST_VALUE_RTL): New.
16335 * Makefile.in (combine.o): Depend on $(PARAMS_H).
16336 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
16339 * c-typeck.c (digest_init): Only call build_vector if all constructor
16340 elements are *_CST nodes.
16341 * gimplify.c (gimplify_init_constructor): Likewise.
16343 PR middle-end/19164
16344 * c-typeck.c (digest_init): Only call build_vector if inside_init
16347 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
16349 * toplev.c (init_asm_output): Remove dead #ifdef.
16351 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
16353 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
16355 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16357 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
16358 accessing DECL_FUNCTION_CODE.
16359 * dojump.c (do_jump): Likewise.
16360 * gimplify.c (gimplify_call_expr): Likewise.
16361 * predict.c (expr_expected_value): Likewise.
16362 (strip_builtin_expect): Likewise.
16363 * tree-inline.c (estimate_num_insns_1): Likewise.
16364 * tree-ssa-loop-im.c (stmt_cost): Likewise
16365 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
16366 (tree_expr_nonnegative_p): Likewise.
16368 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16370 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
16371 variant of the load_pcrel_sym pattern.
16372 * config/sparc/sparc.md (P macro): Move to the top.
16373 (load_pcrel_sym): Macroize using P.
16374 (save_register_window): Likewise.
16376 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
16378 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
16379 ("sordered"): Same.
16381 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
16384 * c-typeck.c (build_asm_expr): Strip nops off
16385 input memory operands.
16387 2005-01-18 David Edelsohn <edelsohn@gnu.org>
16389 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
16390 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
16391 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
16392 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
16394 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
16397 * config/i386/i386.c (override_options): If the 80387 is disabled,
16398 then do not return FP values using FP registers.
16400 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
16402 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
16403 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
16404 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
16405 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
16406 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
16407 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
16408 output.h, postreload-gcse.c, postreload.c, recog.c,
16409 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
16410 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
16411 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
16412 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
16413 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
16414 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
16415 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
16416 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
16418 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
16419 config/alpha/alpha.c, config/arm/vfp.md,
16420 config/i386/emmintrin.h, config/i386/i386-modes.def,
16421 config/i386/i386-protos.h, config/i386/i386.h,
16422 config/i386/pmmintrin.h, config/i386/ppro.md,
16423 config/i386/predicates.md, config/i386/xmmintrin.h,
16424 config/i860/i860.c, config/ia64/ia64-modes.def,
16425 config/ia64/ia64-protos.h, config/ia64/ia64.h,
16426 config/ia64/ia64.md, config/ia64/itanium1.md,
16427 config/ia64/itanium2.md, config/ia64/predicates.md,
16428 config/iq2000/iq2000.h, config/mips/linux64.h,
16429 config/rs6000/aix41.h, config/rs6000/aix43.h,
16430 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
16431 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
16432 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
16433 config/sparc/linux64.h, config/sparc/litecoff.h,
16434 config/sparc/sp64-elf.h, config/sparc/sparc.c,
16435 config/sparc/sparc.h, config/sparc/sparc.md,
16436 config/sparc/sysv4-only.h: Update copyright.
16438 2005-01-18 Richard Henderson <rth@redhat.com>
16441 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
16443 2005-01-18 Marc Espie <espie@openbsd.org>
16444 * config/i386/openbsdelf.h: Typo.
16446 2005-01-18 Richard Henderson <rth@redhat.com>
16448 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
16449 special case for sse.
16450 * config/i386/predicates.md (sse_comparison_operator): Likewise.
16452 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
16454 * tree-inline.c (estimate_num_insns_1): Added cases for
16455 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
16457 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
16459 PR rtl-optimization/19296
16460 * combine.c (simplify_comparison): Rewrite the condition under
16461 which a non-paradoxical SUBREG of a PLUS can be lifted when
16462 compared against a constant.
16464 2005-01-18 Andi Kleen <ak@muc.de>
16466 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
16467 * c.opt (-Wpointer-sign): Add.
16468 * doc/invoke.texi: (-Wpointer-sign): Add.
16470 2005-01-18 Uros Bizjak <uros@kss-loka.si>
16472 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
16473 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
16474 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
16475 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
16476 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
16477 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
16478 for TARGET_MIX_SSE_I387.
16479 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
16480 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
16481 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
16482 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
16483 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
16484 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
16485 TARGET_MIX_SSE_I387.
16486 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
16489 2005-01-18 Uros Bizjak <uros@kss-loka.si>
16492 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
16493 Add movaps alternative for xmm reg->reg move.
16495 2005-01-17 Jeff Law <law@redhat.com>
16497 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
16498 at the end of the main DOM loop rather than just before DOM exits.
16500 2005-01-17 Diego Novillo <dnovillo@redhat.com>
16502 PR tree-optimization/19121
16503 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
16504 adding aliases to a name tag, also add them to the pointer's
16506 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
16507 sensitive alias info at all. Only check that the two pointers
16508 have compatible pointed-to sets.
16509 * tree-ssa.c (verify_name_tags): Verify that the alias set of
16510 a pointer's type tag is a superset of the alias set of the
16511 pointer's name tag.
16513 2005-01-17 James E Wilson <wilson@specifixinc.com>
16516 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
16517 comment to document why.
16519 2005-01-17 Richard Henderson <rth@redhat.com>
16521 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
16522 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
16523 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
16524 sse2_vmsminv2df3_finite): New.
16525 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
16526 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
16527 Force op1 into register.
16529 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
16531 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
16532 bubblestrap from always rebuilding build directory.
16534 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
16536 * config/s390/s390.md ("*clc"): Remove incorrect '='.
16537 ("*cmpmem_short"): Likewise.
16539 2005-01-17 Steven Bosscher <stevenb@suse.de>
16541 * basic-block.h: Document BB_* flags.
16542 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
16543 use an sbitmap instead.
16544 * sched-rgn.c (compute_trg_info): Likewise.
16546 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
16548 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
16549 redundant target_cpu_default and extra_parts lines. Use the default
16551 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
16552 (SUBTARGET_EXTRA_SPECS): Delete.
16553 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
16554 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
16555 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
16556 and "n32" for -mabi=n32.
16558 2005-01-17 Ian Lance Taylor <ian@airs.com>
16561 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
16562 fold constant variables into initial values.
16564 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
16566 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
16568 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
16569 through the statements backward.
16571 2005-01-17 Ian Lance Taylor <ian@airs.com>
16573 PR middle-end/13127:
16574 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
16575 a variable set to the return value of the inlined function.
16577 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
16579 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
16580 when modes are tieable.
16582 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
16584 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
16585 of pthread_create to find out if threads are enabled.
16586 * gthr-posix95.h (__gthread_active_p): Likewise.
16588 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
16590 * common.opt (-fnew-ra): Remove.
16592 * toplev.h (flag_new_regalloc): Remove.
16593 * Makefile.in (ra*.*): Don't mention.
16594 * passes.c (rest_of_handle_new_regalloc): Remove.
16595 (rest_of_handle_combine, rest_of_compilation): Always consider
16596 flag_new_regalloc as false.
16597 * doc/invoke.texi: Don't document -fnew-ra.
16599 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
16601 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
16602 last parameter to reg_scan.
16603 * loop.c (loop_optimize): Likewise.
16604 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
16605 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
16606 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
16607 rest_of_handle_gcse, rest_of_handle_loop_optimize,
16608 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
16609 * regclass.c (reg_scan): Likewise, for the declaration.
16610 * rtl.h (reg_scan): Likewise, for the prototype.
16612 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
16614 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
16615 mark_dfs_back_edges.
16617 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
16619 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
16620 (compute_avail): Uses don't go in tmp_gen.
16622 2005-01-16 Steven Bosscher <stevenb@suse.de>
16624 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
16625 loop to look for a free slot in a page entry.
16627 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16630 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
16631 * toplev.c (compile_file): Call process_pending_assemble_output_defs
16632 just before targetm.asm_out.file_end.
16633 * tree.h (process_pending_assemble_output_defs): Declare.
16634 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
16636 (assemble_alias): Defer generation of assembly code for defines when
16637 TARGET_DEFERRED_OUTPUT_DEFS is true.
16638 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
16639 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
16640 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
16642 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16645 * pa.c (pa_scalar_mode_supported_p): New function.
16646 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
16647 * pa.h (MIN_UNITS_PER_WORD): Add comment.
16649 * pa-protos.h (prefetch_operand): Delete.
16650 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
16651 * pa.c (prefetch_operand): Delete.
16652 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
16653 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
16654 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
16655 and prefetch_nocc_operand.
16656 * pa.md (prefetch): Rework to avoid reload problems handling short
16657 displacements when a cache control completer needs to be provided.
16658 (prefetch_32, prefetch_64): Delete.
16659 (prefetch_cc, prefetch_nocc): New patterns.
16661 2005-01-15 David Edelsohn <edelsohn@gnu.org>
16663 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
16665 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16668 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
16669 exceeds maximum alignment for global common data.
16670 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
16671 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
16673 2004-01-15 Roger Sayle <roger@eyesopen.com>
16675 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
16677 2004-01-15 Roger Sayle <roger@eyesopen.com>
16679 * harg-reg-set.h (reg_class_names): Prototype global array.
16680 * regclass.c (reg_class_names): Declare here and initialize to
16682 (dump_regclass): Remove local declaration of reg_class_names.
16683 (regclass): Likewise.
16684 * cfg.c (dump_flow_info): Likewise.
16685 * ra-debug.c (reg_class_names): Likewise.
16686 * regrename.c (reg_class_names): Likewise.
16687 * reload.c (reg_class_names): Likewise.
16688 * reload1.c (spill_failure): Likewise.
16689 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
16691 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
16693 * config/s390/s390.md ("reload_outti"): Remove predicate for
16694 output operand. Abort if operand is not a MEM.
16695 ("reload_outdi", "reload_outdf"): Likewise.
16697 2005-01-15 Marc Espie <espie@openbsd.org>
16699 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
16700 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
16701 * config/openbsd.h: Fix C++ includes for native configurations.
16702 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
16703 Add trampoline support.
16704 * config/i386/openbsdelf.h: New.
16706 2005-01-15 Marc Espie <espie@openbsd.org>
16708 * collect2.c (main): Explicitly parse -dynamic-linker option.
16710 2005-01-15 Jakub Jelinek <jakub@redhat.com>
16712 PR tree-optimization/19060
16713 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
16714 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
16715 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
16716 and handle extract_range_from_cond returning false.
16717 * fold-const.c (fold): Optimize comparisons with min/max even for
16718 width > HOST_BITS_PER_WIDE_INT.
16720 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
16722 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
16723 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
16724 Remove little endian multilib variants.
16725 Add mips32 multilib variant.
16727 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
16729 * explow.c (copy_all_reg, stabilize): Remove.
16730 * expr.h: Remove the corresponding prototypes.
16732 * rtlanal.c (regs_set_between_p): Remove.
16733 * rtl.h: Remove the corresponding prototype.
16735 2005-01-14 David Edelsohn <edelsohn@gnu.org>
16737 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
16738 to rs6000_nonimmediate_operand.
16739 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
16740 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
16741 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
16742 rs6000_nonimmediate_operand.
16743 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
16744 rs6000_nonimmediate_operand.
16746 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
16748 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
16750 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16752 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
16754 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
16755 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
16757 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
16758 (rs6k_nonimmediate_operand): New.
16759 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
16761 (legitimate_lo_sum_address_p): Same.
16762 (rs6000_legitimize_address): Same.
16763 (rs6000_legitimize_reload_address): Same.
16764 (rs6000_legitimate_address): Same.
16765 (spe_build_register_parallel): Pass DF and DC modes in a DI
16768 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
16769 to rs6k_nonimmediate_operand.
16771 * config/rs6000/spe.md ("*frob_df_di"): New.
16772 ("*frob_di_df"): New.
16773 ("*frob_di_df_2"): New.
16774 ("*mov_sidf_e500_subreg0"): New.
16775 ("*mov_sidf_e500_subreg4"): New.
16776 ("*movdf_e500_double"): Change predicate to
16777 rs6k_nonimmediate_operand.
16779 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16781 * postreload.c (move2add_note_store): Only call
16782 trunc_int_for_mode on scalar integers.
16784 2005-01-14 Steven Bosscher <stevenb@suse.de>
16786 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
16787 replace BB_VISITED uses.
16788 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
16789 (propagate_necessity): Check the bitmap instead of BB_VISITED.
16790 (tree_dce_done): Free visited_control_parents.
16791 (perform_tree_ssa_dce): Allocate and clear it.
16792 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
16793 (compute_antic): Iterate from here using a DFS. Use an sbitmap
16794 instead of BB_VISITED.
16796 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
16798 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
16799 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
16800 Remove unused prototypes.
16802 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16804 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
16805 64-bit register usage.
16806 (spe_func_has_64bit_regs_p): Add FIXME note.
16808 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
16810 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
16811 flag_finite_math_only with flag_unsafe_math_optimizations.
16813 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
16815 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
16816 end-of-stack check.
16817 (__tpf_eh_return): Copy TPF private stack area from the module
16818 boundary stack frame. Add check for when module addresses are
16819 equal, but no stub address is found.
16821 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
16824 * arm.h (struct machine_function): Add call_via field.
16825 (thumb_call_via_label): Declare.
16826 * arm.c (thumb_call_via_label): New variable.
16827 (thumb_call_reg_needed): New variable.
16828 (arm_output_function_epilogue): For Thumb code, output any per-function
16829 call-indirect trampolines.
16830 (thumb_call_via_reg): New function.
16831 (arm_file_end): New function.
16832 (TARGET_ASM_FILE_END): Call arm_file_end.
16833 (aof_file_end): Likewise.
16834 * arm-protos.h (thumb_call_via_reg): Declare.
16835 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
16836 thumb_call_via_reg in normal case.
16838 2005-01-14 Jakub Jelinek <jakub@redhat.com>
16840 PR middle-end/19084
16841 PR rtl-optimization/19348
16842 * recog.c (peephole2_optimize): Do global life update if some peephole
16843 decides it doesn't need at least one of its inputs and that change
16844 influences liveness at the start of the basic block.
16846 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
16847 arguments instead of 1.
16849 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
16851 PR middle-end/18820
16852 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
16853 zero for nested functions needing a static chain or functions
16854 with a non-constant address.
16856 2005-01-13 Roger Sayle <roger@eyesopen.com>
16858 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
16859 (and (sign_extend X) C) into (zero_extend (and X C)).
16861 2005-01-13 David O'Brien <obrien@FreeBSD.org>
16863 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
16865 2005-01-13 Richard Henderson <rth@redhat.com>
16870 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
16871 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
16872 not just TARGET_SSE.
16873 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
16874 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
16875 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
16876 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
16877 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
16878 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
16879 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
16880 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
16881 (movdicc_c_rex64): Rename with '*'.
16882 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
16883 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
16884 (movsfcc_1_387): Rename from movsfcc_1.
16885 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
16886 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
16887 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
16888 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
16889 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
16890 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
16891 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
16892 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
16893 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
16894 sse_movdfcc_const0_4): Remove.
16895 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
16896 recognize min/max early. Update for changed sse cmove patterns.
16897 (ix86_split_sse_movcc): New.
16898 * config/i386/i386-protos.h: Update.
16900 2005-01-13 Steven Bosscher <stevenb@suse.de>
16902 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
16903 (fix_stmt_v_may_defs): Likewise.
16905 2005-01-13 Richard Henderson <rth@redhat.com>
16907 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
16908 for converting the mask.
16910 2005-01-13 David Edelsohn <edelsohn@gnu.org>
16912 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
16915 2005-01-13 Richard Henderson <rth@redhat.com>
16917 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
16918 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
16919 IX86_BUILTIN_MOVDQ2Q): Remove.
16920 (IX86_BUILTIN_VEC_EXT_V4SI): New.
16921 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
16922 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
16924 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
16925 (sse2_pextrw): Fix immediate constraint.
16926 (sse2_loadq, sse2_loadq_rex64): Remove.
16927 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
16928 Use __builtin_ia32_vec_ext_<size>.
16929 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
16931 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
16933 * function.c (assign_parm_setup_block): Look inside original
16934 entry_parm when inspecting PARALLEL.
16936 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
16937 Joel Sherrill <joel@oarcorp.com>
16940 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
16941 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
16942 rtems_gxx_recursive_mutex_init.
16943 (__gthread_recursive_mutex_lock): New function.
16944 (__gthread_recursive_mutex_trylock): Likewise.
16945 (__gthread_recursive_mutex_unlock): Likewise.
16947 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
16949 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
16951 2005-01-13 Jan Beulich <jbeulich@novell.com>
16953 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
16954 (ashrti3_internal): Indicate output is early clobber. Generate result
16955 into output rather than first input. Use move for low word of output
16956 if shift count is exactly 64.
16957 (lshrti3_internal): Likewise.
16959 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
16963 * reload1.c (delete_output_reload): Don't delete an output reload
16964 if the pseudo lives longer than a single basic block. Adjust and
16965 improve wording of comment.
16967 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
16970 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
16971 of TYPE_SIZE where we mean the number of bytes.
16973 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
16975 * function.c (assign_parm_setup_block): Relax condition on
16976 multi-register optimization.
16978 2005-01-12 Nick Clifton <nickc@redhat.com>
16980 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
16981 an "in_delay_slot" attribute of "no" to prevent them being used in
16982 delay slots. This is forbidden because they might generate
16985 2005-01-12 Alan Modra <amodra@bigpond.net.au>
16988 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
16989 with r->Y and Y->r.
16991 2005-01-12 Nick Clifton <nickc@redhat.com>
16993 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
16994 passed on to GAS) but do not define, as GAS no longer supports or
16995 needs the -m2000 option.
16997 2005-01-11 Roger Sayle <roger@eyesopen.com>
16999 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
17000 type as args of unprototyped builtins aren't automatically promoted.
17001 (fold_builtin_abs): Likewise.
17003 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17005 * Makefile.in: Set a `build-warn' variable.
17007 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17009 PR tree-optimization/17949
17010 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
17011 (find_interesting_uses_address): Use it.
17013 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
17015 * regrename.c (kill_value): Handle subreg's that won't simplify.
17017 2005-01-11 Richard Henderson <rth@redhat.com>
17020 * config/i386/i386.h (enum ix86_builtins): Move ...
17021 * config/i386/i386.c: ... here.
17022 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
17023 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
17024 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
17025 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
17026 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
17027 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
17028 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
17029 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
17030 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
17031 IX86_BUILTIN_LOADDDUP): Remove.
17032 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
17033 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
17034 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
17035 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
17036 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
17037 (ix86_init_builtins): Make static.
17038 (ix86_init_mmx_sse_builtins): Update for changed builtins.
17039 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
17040 if all the modes match. Otherwise, fake it.
17041 (get_element_number, ix86_expand_vec_init_builtin,
17042 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
17043 (ix86_expand_builtin): Make static. Update for changed builtins.
17044 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
17045 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
17046 (ix86_expand_vector_init_duplicate): New.
17047 (ix86_expand_vector_init_low_nonzero): New.
17048 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
17049 Split out from ix86_expand_vector_init; handle integer modes.
17050 (ix86_expand_vector_init): Use them.
17051 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
17052 * config/i386/i386-protos.h: Update.
17053 * config/i386/predicates.md (reg_or_0_operand): New.
17054 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
17055 (movv2sf_internal): Likewise. And a splitter to match them all.
17056 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
17057 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
17058 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
17059 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
17060 (mmx_pinsrw): Fix operand ordering.
17061 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
17062 rather than sse_loadss expander.
17063 (movv2df splitter): Similarly.
17064 (sse_loadss, sse_loadlss): Remove.
17065 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
17066 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
17067 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
17068 (sse3_movddup): Rename with '*'.
17069 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
17070 (sse2_loadsd): Remove.
17071 (vec_dupv2df_sse3): Rename from sse3_loadddup.
17072 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
17073 (sse2_pinsrw): Fix argument ordering.
17074 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
17075 (sse2_stored): Remove 'r' destination.
17076 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
17077 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
17078 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
17079 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
17080 vec_extractv16qi, vec_initv16qi): New.
17082 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
17083 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
17084 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
17086 (_mm_load_pd, _mm_store_pd): Use plain dereference.
17087 (_mm_load_si128, _mm_store_si128): Likewise.
17088 (_mm_load1_pd): Use _mm_set1_pd.
17089 (_mm_load_sd): Use _mm_set_sd.
17090 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
17091 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
17092 (_mm_set_epi64): Use _mm_set_epi64x.
17093 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
17094 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
17095 _mm_setr_epi8): Use _mm_set_foo form.
17096 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
17097 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
17098 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
17099 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
17100 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
17101 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
17102 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
17103 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
17104 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
17105 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
17106 (_mm_movedup_pd): Use _mm_shuffle_pd.
17107 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
17108 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
17109 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
17110 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
17111 Use _mm_setzero_ps.
17112 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
17113 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
17114 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
17115 (_mm_store_ps): Use raw dereference.
17116 (_mm_store1_ps): Use _mm_storeu_ps.
17117 (_mm_storer_ps): Use _mm_store_ps.
17118 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
17119 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
17121 2005-01-11 Stan Shebs <shebs@apple.com>
17123 * config/rs6000/rs6000.c (machopic_output_stub): Issue
17124 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
17126 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
17129 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
17130 Skip all DECLs except for FIELD_DECLs.
17132 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17134 * config/s390/s390.c (override_options): Return error if
17135 -mbackchain, -mpacked-stack and -mhard-float are used together.
17136 (s390_va_start): Remove the backchain && packed-stack special case.
17137 (s390_gimplify_va_arg): Likewise.
17138 * doc/invoke.texi: Remove the ABI incompatibility note.
17140 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
17142 * config/s390/s390.c (struct s390_frame_layout): Remove
17144 (s390_frame_info, s390_emit_prologue): Replace occurrences of
17145 save_backchain_p with TARGET_BACKCHAIN.
17147 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17150 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
17151 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
17152 * function.c (locate_and_pad_parm): Set new field.
17153 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
17154 Tweak where_pad test to include "none". Always set mem align for
17156 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
17157 not sufficient for type.
17158 (assign_parm_setup_block): If stack_parm is zero on entry, always
17159 make a new stack local. Block move old stack parm if necessary
17160 to new aligned stack local.
17161 (assign_parm_setup_stack): Use a block move to handle
17162 potentially misaligned entry_parm.
17163 (assign_parms_unsplit_complex): Specify required alignment when
17164 creating stack local.
17165 * calls.c (compute_argument_addresses): Override alignment of stack
17166 arg calculated from its type with the alignment given by
17167 FUNCTION_ARG_BOUNDARY.
17168 (store_one_arg): Likewise.
17170 2005-01-11 Jan Beulich <jbeulich@novell.com>
17172 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
17173 Change respective itanium_class attribute to ialu.
17174 (shladdp4_internal): New.
17175 * config/ia64/predicates.md (shladd_log2_operand): New.
17177 2005-01-11 Richard Henderson <rth@redhat.com>
17179 * expr.c (store_constructor): Use rtvec_alloc instead of
17180 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
17182 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
17184 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
17186 2005-01-11 Alan Modra <amodra@bigpond.net.au>
17188 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
17189 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
17190 (TARGET_RWRELOC): Define.
17191 (ia64_rwreloc_section_type_flags): Delete.
17192 (ia64_section_type_flags): New function.
17193 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
17194 (TARGET_RWRELOC): Define.
17196 2005-01-10 David Mosberger <davidm@hpl.hp.com>
17199 * config/ia64/ia64.c (process_set): For alloc insn, only call
17200 process_epilogue is !frame_pointer_needed.
17202 2005-01-10 Roger Sayle <roger@eyesopen.com>
17205 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
17206 unary operator and can't be treated as a binary/comparison operator.
17208 2005-01-10 Richard Henderson <rth@redhat.com>
17210 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
17211 (ix86_return_in_memory): Likewise.
17212 (function_arg_advance): Likewise. Mirror structure in function_arg
17213 for choosing register to advance.
17215 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
17217 * tree-vectorizer.c, tree.def: Fix comment typos.
17219 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
17221 * config/s390/s390.c (struct processor_costs): 4 new fields:
17222 ddbr, ddr, debr, der.
17223 (s390_rtx_costs): More precise handling of divide instructions.
17225 2005-01-10 David Edelsohn <edelsohn@gnu.org>
17227 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
17229 2005-01-10 Jan Beulich <jbeulich@novell.com>
17231 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
17232 names resulting from -ffunction-sections/-fdata-sections and linkonce
17234 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
17235 based on the section name. Rearrange the section name comparison logic
17236 slightly so that each section name is compared against at most once.
17238 2005-01-10 Ben Elliston <bje@au.ibm.com>
17240 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
17241 targets for which -fPIC reduces limitations on the GOT size.
17243 2005-01-09 Falk Hueffner <falk@debian.org>
17245 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
17248 2005-01-09 David Edelsohn <edelsohn@gnu.org>
17251 * collect2.c (main): Set aixrtl_flag for -brtl option.
17252 (resolve_lib_name): Search for .so file extension before .a
17253 if aixrtl_flag set.
17255 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
17257 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
17258 (vect_analyze_data_refs_alignment): Add dump prints.
17260 2005-01-09 Ira Rosen <irar@il.ibm.com>
17262 * tree-vectorizer.c (vect_analyze_offset_expr): Use
17263 expr_invariant_in_loop_p.
17264 Initialize outputs first thing in the function.
17265 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
17266 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
17267 (vect_analyze_pointer_ref_access): Check that the initial condition of
17268 the access function is loop invariant.
17270 2005-01-09 Richard Henderson <rth@redhat.com>
17272 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
17273 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
17274 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
17275 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
17276 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
17277 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
17278 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
17279 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
17280 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
17281 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
17282 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
17283 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
17284 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
17285 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
17286 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
17287 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
17288 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
17289 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
17290 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
17291 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
17292 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
17293 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
17294 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
17296 (mmx_clrdi, pavgusb): Remove.
17297 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
17298 with leading sse_ prefix.
17299 * config/i386/sse.md: Receive them.
17300 * config/i386/mmx.md: New file.
17301 (MMXMODE12, MMXMODE24, mmxvecsize): New.
17302 (subrv2sf3): Turn into expander for normal subtraction.
17303 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
17304 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
17305 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
17306 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
17307 commutative; use ix86_binary_operator_ok.
17308 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
17309 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
17310 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
17311 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
17312 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
17313 Macroize from existing patterns; use ix86_binary_operator_ok.
17314 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
17315 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
17316 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
17317 with vec_select+vec_concat.
17318 (mmx_pshufw, mmx_pshufw_1): Likewise.
17319 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
17320 (mmx_uavgv4hi3): Model correctly.
17321 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
17322 _mm_xor_si64): Remove casts.
17324 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17326 PR tree-optimization/19224
17327 * tree-scalar-evolution.c (get_instantiated_value,
17328 set_instantiated_value): New functions.
17329 (instantiate_parameters_1): Cache the results.
17330 (instantiate_parameters, resolve_mixers): Initialize and free
17333 2005-01-08 David Edelsohn <edelsohn@gnu.org>
17335 * config/i386/i386.md (addhi_4): Correct reference in comment.
17338 2005-01-08 Richard Henderson <rth@redhat.com>
17340 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
17341 (_mm_cvtsi128_si64x): Likewise.
17342 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
17343 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
17344 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
17345 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
17346 * config/i386/i386-protos.h: Update.
17347 * config/i386/i386.c (print_operand): Add 'H'.
17348 (ix86_fixup_binary_operands): Split out from ...
17349 (ix86_expand_binary_operator): ... here.
17350 (ix86_fixup_binary_operands_no_copy): New.
17351 (ix86_expand_fp_absneg_operator): Handle vector mode results.
17352 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
17353 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
17354 (safe_vector_operand): Use CONST0_RTX.
17355 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
17356 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
17357 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
17358 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
17360 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
17361 (IX86_BUILTIN_CMPNGESS): New.
17362 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
17363 (attr type): Add sselog1.
17364 (attr unit, attr memory): Handle it.
17365 (movti, movti_internal, movti_rex64): Move near other integer moves.
17366 (movtf, movtf_internal): Move near other fp moves.
17367 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
17368 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
17369 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
17370 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
17371 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
17372 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
17373 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
17374 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
17375 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
17376 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
17377 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
17378 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
17379 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
17380 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
17381 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
17382 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
17383 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
17384 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
17385 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
17386 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
17387 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
17388 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
17389 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
17390 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
17391 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
17392 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
17393 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
17394 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
17395 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
17396 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
17397 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
17398 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
17399 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
17400 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
17401 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
17402 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
17403 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
17404 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
17405 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
17406 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
17407 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
17408 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
17409 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
17410 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
17412 (SSEPUSH, push<SSEPUSH>): Remove.
17413 (MMXPUSH, push<MMXPUSH>): Remove.
17414 (sse_movaps, sse_movaps_1, sse_movups): Remove.
17415 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
17416 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
17417 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
17418 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
17419 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
17420 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
17421 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
17422 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
17423 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
17424 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
17425 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
17426 (ppro_sse_log_V4SF): Handle sselog1.
17427 * config/i386/predicates.md (const_0_to_1_operand): New.
17428 (const_0_to_255_mul_8_operand): New.
17429 (const_1_to_31_operand): Rename from const_int_1_31_operand.
17430 (const_2_to_3_operand, const_4_to_7_operand): New.
17431 * config/i386/sse.md: New file.
17432 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
17433 (sse_movups): Rename from sse_movups_1.
17434 (sse_loadlss): Rename from sse_loadss_1.
17435 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
17437 (negv4sf2): Use ix86_expand_fp_absneg_operator.
17438 (absv4sf2, negv2df, absv2df): New.
17439 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
17440 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
17441 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
17442 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
17443 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
17444 (sse3_addsubv4sf3): Model correctly.
17445 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
17446 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
17447 (sse_movhlps): Model with vec_select+vec_concat.
17448 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
17449 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
17450 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
17451 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
17452 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
17453 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
17454 sse2_pshufhw_1): Likewise.
17455 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
17456 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
17457 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
17458 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
17459 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
17460 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
17461 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
17462 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
17463 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
17464 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
17465 sminv8hi3): Mark commutative
17466 operands. Use ix86_binary_operator_ok.
17467 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
17468 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
17469 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
17470 sse2_punpcklqdq): Allow operand2 in memory.
17471 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
17472 sse2_movsd): Add memory alternatives.
17473 (sse_storelps): Turn expander into an insn; split after reload.
17474 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
17475 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
17477 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
17479 * configure.ac (DWARF-2 debug_line): Use objdump.
17480 * configure: Regenerate.
17482 2005-01-08 Jeff Law <law@redhat.com>
17483 Diego Novillo <dnovillo@redhat.com>
17485 PR tree-optimization/18241
17486 * tree-nrv.c (tree_nrv): Ignore volatile return values.
17487 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
17488 statements with volatile operands.
17489 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
17490 operands after marking a statement with has_volatile_ops.
17492 2005-01-08 Roger Sayle <roger@eyesopen.com>
17494 * tree.c (int_fits_type_p): Always honor integer constant
17495 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
17497 2005-01-08 Roger Sayle <roger@eyesopen.com>
17499 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
17500 the latent bug in rtl_delete_block has been resolved.
17502 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
17504 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
17505 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
17507 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
17509 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
17510 library as @multilib_dir@/$(SHLIB_SONAME).
17512 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17514 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
17515 * configure: Regenerate.
17517 2005-01-07 Jakub Jelinek <jakub@redhat.com>
17519 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
17522 2005-01-07 David Edelsohn <edelsohn@gnu.org>
17525 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
17526 Convert non-word aligned offset address using ld/std into
17529 2005-01-07 Richard Henderson <rth@redhat.com>
17531 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
17533 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
17535 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
17537 2005-01-07 Jakub Jelinek <jakub@redhat.com>
17539 PR tree-optimization/19283
17540 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
17541 is not shorter than the original type.
17543 PR rtl-optimization/19012
17544 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
17546 PR rtl-optimization/18861
17547 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
17548 (FULL_STATE): Define.
17549 (mark_tablejump_edge): New function.
17550 (purge_dead_tablejump_edges): New function.
17551 (find_bb_boundaries): Use it.
17553 PR tree-optimization/18828
17554 * builtins.c (expand_builtin_next_arg): Remove argument and all
17555 the argument checking.
17556 (expand_builtin): Adjust caller.
17557 (expand_builtin_va_start): Likewise. Remove error for too many
17559 (fold_builtin_next_arg): Issue error for too many arguments.
17560 After checking arguments, replace them with magic arguments that
17561 prevent further checking of the args.
17563 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17565 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
17567 2005-01-06 Roger Sayle <roger@eyesopen.com>
17570 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
17571 and %{.S:...} (and their negative variants) to test whether the
17572 input file is assembler or pre-processed-assembler independent of
17573 the actual filename extension.
17575 2005-01-06 Roger Sayle <roger@eyesopen.com>
17577 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
17578 of sign or zero extended values.
17580 2005-01-06 Geoffrey Keating <geoffk@apple.com>
17582 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
17583 for IBM long double format correctly.
17585 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
17587 Fix PR tree-optimization/18792
17589 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
17590 to first_loop_depth, and use loop depth instead of loop number.
17591 (build_classic_dir_vector): Ditto.
17592 (compute_data_dependences_for_loop): Use depth, not loop number.
17593 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
17594 number. Pass in loops, instead of loop numbers.
17595 (gather_interchange_stats): Ditto.
17596 (linear_transform_loops): Ditto.
17598 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
17601 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
17602 biv_fits_mode_p, extension_within_bounds_p): New functions.
17603 (check_ext_dependent_givs): Use them.
17605 2005-01-06 Roger Sayle <roger@eyesopen.com>
17607 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
17608 more than one barrier, in which case we should delete them all.
17610 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
17612 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
17614 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
17616 Fix PR middle-end/19286
17618 * dwarf2out.c (gen_subprogram_die): If we've already tried to
17619 output this subprogram, simply ignore this attempt to do it again.
17620 (add_abstract_origin_attribute): Don't abort trying to add the abstract
17621 origin attribute if it's not possible.
17622 (gen_block_die): Don't ignore subblocks of "unused" blocks.
17623 (decls_for_scope): Ditto.
17624 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
17625 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
17627 2005-01-05 Richard Henderson <rth@redhat.com>
17630 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
17631 (bdesc_2arg): Use it.
17632 (ix86_expand_binop_builtin): Force operands into registers
17634 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
17635 ix86_expand_sse_compare, ix86_expand_sse_comi,
17636 ix86_expand_builtin): Likewise.
17638 2005-01-05 Richard Henderson <rth@redhat.com>
17640 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
17642 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
17643 (mulv4hi3): Set itanium_class mmmul.
17644 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
17645 (fpack): Rename from fpack_sfsf.
17647 2005-01-05 Richard Henderson <rth@redhat.com>
17650 * reload1.c (do_input_reload): Restrict the optimization deleteing
17651 a previous output reload to RELOAD_FOR_INPUT.
17653 2005-01-05 Steven Bosscher <stevenb@suse.de>
17655 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
17656 comment that we fall through after case.
17657 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
17658 (distribute_links): Likewise.
17659 * cse.c (cse_insn): Likewise.
17660 * cselib.c (cselib_invalidate_mem): Likewise.
17661 * df.c: Update comments at the top of the file.
17662 (read_modify_subreg_p): Update comments here too.
17663 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
17664 * flow.c (mark_set_1): Likewise.
17665 (mark_used_regs): Likewise.
17666 * gcse.c (mems_conflict_for_gcse_p): Likewise.
17667 (canon_list_insert): Likewise.
17668 (mark_set): Likewise.
17669 (try_replace_reg): Likewise.
17670 (store_killed_in_insn): Likewise.
17671 * loop.c (count_one_set): Likewise.
17672 (basic_induction_var): Likewise.
17673 * postreload-gcse.c (find_mem_conflicts): Likewise.
17674 * postreload.c (reload_combine_note_store): Likewise.
17675 (move2add_note_store): Likewise.
17676 * reload.c (find_equiv_reg): Likewise.
17677 (mark_referenced_resources): Likewise.
17678 * rtlanal.c (set_noop_p): Likewise.
17679 (note_stores): Likewise.
17680 (note_uses): Likewise.
17681 * sched-deps.c (sched_analyze_1): Likewise.
17682 * sched-rgn.c (check_live_1): Likewise.
17683 (update_live_1): Likewise.
17684 * config/i860/i860.c: Likewise.
17686 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
17688 (ZERO_EXTRACT): Mention that this one can be an lvalue.
17690 * doc/rtl.texi: Update documentation for bit-fields and SET.
17692 2005-01-05 Roger Sayle <roger@eyesopen.com>
17694 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
17696 2005-01-05 Jan Hubicka <jh@suse.cz>
17697 Richard Henderson <rth@redhat.com>
17700 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
17703 2005-01-05 Richard Henderson <rth@redhat.com>
17706 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
17707 (sse_shufps): Change operand 3 to const_int_operand.
17708 (sse2_storelps): Fix typo in template.
17709 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
17710 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
17711 (ix86_expand_builtin): Likewise.
17713 2005-01-05 Julian Brown <julian@codesourcery.com>
17715 * config/arm/arm.c (arm_return_in_memory): Treat complex types
17716 as aggregates for AAPCS ABIs.
17718 2005-01-05 Stan Shebs <shebs@apple.com>
17720 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
17721 Mach-O getters if ppc64.
17722 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
17724 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
17725 signed four-byte field for global code case.
17726 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
17728 2005-01-05 Roger Sayle <roger@eyesopen.com>
17730 PR middle-end/19100
17731 * c-common.c: Include real.h.
17732 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
17733 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
17734 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
17735 * Makefile.in (c-common.o): Update dependencies.
17737 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
17739 * c-parse.in (asm_string): Add trailing semicolon.
17741 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
17743 * c-parse.in (asm_string): New. Don't allow wide strings in
17745 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
17746 asm_string instead of STRING.
17748 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
17750 * c-typeck.c (constructor_no_implicit): Remove.
17751 (set_designator, process_init_element): Don't check
17752 constructor_no_implicit.
17754 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
17755 Kaz Kojima <kkojima@gcc.gnu.org>
17758 * lcm.c (create_pre_exit): New.
17759 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
17760 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
17762 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
17764 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
17765 -msoft-float in target_float_switch.
17766 * arm.c (arm_override_options): Fix processing of target_float_switch.
17768 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
17770 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
17773 2004-01-05 Uros Bizjak <uros@kss-loka.si>
17775 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
17776 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
17778 2005-01-04 Roger Sayle <roger@eyesopen.com>
17780 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
17781 if deleting the then-block allows the test-block to fallthru to the
17784 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
17787 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
17788 after the full declaration if the are in two different TUs.
17790 2005-01-04 Richard Henderson <rth@redhat.com>
17793 * tree-sra.c (generate_one_element_init): Just
17794 call gimplify_and_add.
17795 (generate_element_init): Record the
17796 new referenced variables and mark them for renaming
17797 and split out to ...
17798 (generate_element_init_1): This.
17799 (scalarize_init): Don't call push_gimplify_context/
17800 pop_gimplify_context.
17802 2005-01-04 Geoffrey Keating <geoffk@apple.com>
17804 * toplev.c (get_src_pwd): Handle failure of getpwd().
17806 2005-01-04 Roger Sayle <roger@eyesopen.com>
17808 * fold-const.c (fold_single_bit_test): Delete unreachable handling
17810 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
17811 all the cases handled by it are inverted by invert_truthvalue.
17813 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
17815 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
17816 (save_register_windowsi): Likewise.
17818 2005-01-04 Richard Henderson <rth@redhat.com>
17820 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
17822 2005-01-04 Uros Bizjak <uros@kss-loka.si>
17824 PR middle-end/17767
17825 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
17826 any simplifications of vector mode comparison operators.
17827 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
17829 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
17830 Devang Patel <dpatel@apple.com>
17832 PR tree-optimization/18308
17833 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
17834 the operands before creating a new expression.
17835 * dojump.c (do_jump): Make drop_through_label available
17836 for all cases. Add expansion of COND_EXPR.
17838 2005-01-04 Ira Rosen <irar@il.ibm.com>
17840 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
17841 INTEGER_CST instead of TREE_CONSTANT.
17842 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
17843 instead of TREE_CONSTANT.
17844 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
17845 instead of TREE_CONSTANT.
17847 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
17849 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
17851 2005-01-04 Uros Bizjak <uros@kss-loka.si>
17854 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
17855 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
17857 2005-01-03 Richard Henderson <rth@redhat.com>
17859 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
17860 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
17861 fold_convert_const_real_from_real): Split out from ...
17862 (fold_convert_const): ... here.
17864 2005-01-03 Richard Henderson <rth@redhat.com>
17867 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
17868 (mov<MMXMODEI>_internal): Likewise.
17869 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
17870 Add V2SF case; use it for SSE1; don't use TI.
17871 (movdf_integer): Likewise.
17872 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
17874 2005-01-03 Ira Rosen <irar@il.ibm.com>
17876 * tree-vectorizer.c (vect_strip_conversions): New function.
17877 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
17878 check for binary class.
17880 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
17884 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
17886 * gimple-low.c (mark_blocks_with_used_vars): New function.
17887 (mark_blocks_with_used_subblocks): Ditto.
17888 (mark_used_blocks): Ditto.
17889 (pass_mark_used_blocks): New pass.
17890 * tree-inline.c: Include debug.h.
17891 (expand_call_inline): Call outlining_inline_function here.
17892 * tree-optimize.c (init_tree_optimization_passes): Add
17893 pass_mark_used_blocks.
17894 * tree-pass.h (pass_mark_used_blocks): New.
17895 * Makefile.in (tree-inline.o): Add debug.h dependency.
17897 2005-01-03 Geoffrey Keating <geoffk@apple.com>
17899 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
17900 VAR_DECLs to have weak_import attribute.
17902 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
17905 2004-01-03 Steven Bosscher <stevenb@suse.de>
17907 * passes.c (rest_of_compilation): Don't run regmove if only
17908 flag_expensive_optimizations, require flag_regmove instead.
17910 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
17912 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
17914 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
17915 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17916 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
17917 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17919 2005-01-03 Richard Henderson <rth@redhat.com>
17921 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
17922 (ia64_const_ok_for_letter_p): New.
17923 (ia64_const_double_ok_for_letter_p): New.
17924 (ia64_extra_constraint): New.
17925 (ia64_expand_vecint_compare): New.
17926 (ia64_expand_vcondu_v2si): New.
17927 (ia64_expand_vecint_cmov): New.
17928 (ia64_expand_vecint_minmax): New.
17929 (ia64_print_operand): Add 'v'.
17930 (ia64_preferred_reload_class): New.
17931 (ia64_vector_mode_supported_p): New.
17932 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
17933 (PREFERRED_RELOAD_CLASS): Move to function.
17934 (CONST_OK_FOR_LETTER_P): Move to function.
17935 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
17936 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
17937 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
17938 (EXTRA_CONSTRAINT): Move to function.
17939 * config/ia64/ia64.md: Include vect.md.
17940 (itanium_class): Add mmalua.
17942 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
17944 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
17945 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
17947 (const_int_2bit_operand): New.
17948 (fr_reg_or_0_operand): New.
17949 * config/ia64/ia64-modes.def: Add vector modes.
17950 * config/ia64/ia64-protos.h: Update.
17951 * config/ia64/vect.md: New file.
17953 2005-01-03 Richard Henderson <rth@redhat.com>
17955 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
17957 2005-01-03 Uros Bizjak <uros@kss-loka.si>
17960 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
17962 (log1pdf2): Change mode of operands[0,1] to DFmode.
17964 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
17966 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
17967 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
17968 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
17969 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
17970 SPARC_RELAXED_ORDERING.
17972 2005-01-03 Richard Henderson <rth@redhat.com>
17973 Uros Bizjak <uros@kss-loka.si>
17976 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
17977 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
17978 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
17980 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
17981 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
17982 const_pow2_1_to_128_operand): New predicates.
17984 2005-01-02 Greg McGary <greg@mcgary.org>
17986 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
17988 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
17989 object. [ptr_type]: Remove unused variable.
17990 Remember nearest addressable array-element or record-component
17991 when checking bitfield components. Tolerate empty BIND_EXPR.
17993 2005-01-01 Richard Henderson <rth@redhat.com>
17995 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
17996 that don't narrow the value. Fail for other conversions.
17998 2005-01-01 Richard Henderson <rth@redhat.com>
18001 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
18002 * c-lang.c (finish_file): Don't do it here.
18003 * objc/objc-act.c (objc_finish_file): Likewise.
18005 * cgraph.c (decl_assembler_name_equal): New.
18006 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
18007 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
18008 * cgraph.h (struct cgraph_varpool_node): Add next.
18009 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
18010 * varasm.c (assemble_alias): Mark the target as needed.
18012 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
18014 PR middle-end/19221
18015 * function.c (get_arg_pointer_save_area): Use entry_of_function
18016 instead of get_insns.
18018 2005-01-01 Roger Sayle <roger@eyesopen.com>
18019 Andrew Pinski <pinskia@physics.uc.edu>
18020 James E. Wilson <wilson@specifixinc.com>
18022 PR rtl-optimization/12092
18023 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
18026 2005-01-01 Roger Sayle <roger@eyesopen.com>
18027 Olivier Hainque <hainque@act-europe.fr>
18029 * tree.c (int_fits_type_p): A narrower type always fits in a
18030 wider one, except for negative values into unsigned types.
18032 2005-01-01 Roger Sayle <roger@eyesopen.com>
18034 * tree.c (int_fits_type_p): Compare the result of force_fit_type
18035 with the original constant rather than require TREE_OVERFLOW.
18037 2005-01-01 Steven Bosscher <stevenb@suse.de>
18039 PR middle-end/17544
18040 * c-decl.c (finish_function): If compiling C99, annotate the
18041 compiler generated return with the current file name and line 0.
18042 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
18043 the source line is greater than 0.
18044 (remove_bb): Likewise.